Cydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2009  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #import "UICaboodle/UCPlatform.h"
  45 #import "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <GraphicsServices/GraphicsServices.h>
  52 #include <Foundation/Foundation.h>
  53
  54 #if 0
  55 #define DEPLOYMENT_TARGET_MACOSX 1
  56 #define CF_BUILDING_CF 1
  57 #include <CoreFoundation/CFInternal.h>
  58 #endif
  59
  60 #include <CoreFoundation/CFPriv.h>
  61 #include <CoreFoundation/CFUniChar.h>
  62
  63 #import <UIKit/UIKit.h>
  64
  65 #include <WebCore/WebCoreThread.h>
  66 #import <WebKit/WebDefaultUIKitDelegate.h>
  67
  68 #include <algorithm>
  69 #include <iomanip>
  70 #include <sstream>
  71 #include <string>
  72
  73 #include <ext/stdio_filebuf.h>
  74
  75 #include <apt-pkg/acquire.h>
  76 #include <apt-pkg/acquire-item.h>
  77 #include <apt-pkg/algorithms.h>
  78 #include <apt-pkg/cachefile.h>
  79 #include <apt-pkg/clean.h>
  80 #include <apt-pkg/configuration.h>
  81 #include <apt-pkg/debindexfile.h>
  82 #include <apt-pkg/debmetaindex.h>
  83 #include <apt-pkg/error.h>
  84 #include <apt-pkg/init.h>
  85 #include <apt-pkg/mmap.h>
  86 #include <apt-pkg/pkgrecords.h>
  87 #include <apt-pkg/sha1.h>
  88 #include <apt-pkg/sourcelist.h>
  89 #include <apt-pkg/sptr.h>
  90 #include <apt-pkg/strutl.h>
  91 #include <apt-pkg/tagfile.h>
  92
  93 #include <apr-1/apr_pools.h>
  94
  95 #include <sys/types.h>
  96 #include <sys/stat.h>
  97 #include <sys/sysctl.h>
  98 #include <sys/param.h>
  99 #include <sys/mount.h>
 100
 101 #include <notify.h>
 102 #include <dlfcn.h>
 103
 104 extern "C" {
 105 #include <mach-o/nlist.h>
 106 }
 107
 108 #include <cstdio>
 109 #include <cstdlib>
 110 #include <cstring>
 111
 112 #include <errno.h>
 113 #include <pcre.h>
 114
 115 #include <ext/hash_map>
 116
 117 #import "UICaboodle/BrowserView.h"
 118 #import "UICaboodle/ResetView.h"
 119
 120 #import "substrate.h"
 121 /* }}} */
 122
 123 /* Profiler {{{ */
 124 struct timeval _ltv;
 125 bool _itv;
 126
 127 #define _timestamp ({ \
 128     struct timeval tv; \
 129     gettimeofday(&tv, NULL); \
 130     tv.tv_sec * 1000000 + tv.tv_usec; \
 131 })
 132
 133 typedef std::vector<class ProfileTime *> TimeList;
 134 TimeList times_;
 135
 136 class ProfileTime {
 137   private:
 138     const char *name_;
 139     uint64_t total_;
 140     uint64_t count_;
 141
 142   public:
 143     ProfileTime(const char *name) :
 144         name_(name),
 145         total_(0)
 146     {
 147         times_.push_back(this);
 148     }
 149
 150     void AddTime(uint64_t time) {
 151         total_ += time;
 152         ++count_;
 153     }
 154
 155     void Print() {
 156         if (total_ != 0)
 157             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 158         total_ = 0;
 159         count_ = 0;
 160     }
 161 };
 162
 163 class ProfileTimer {
 164   private:
 165     ProfileTime &time_;
 166     uint64_t start_;
 167
 168   public:
 169     ProfileTimer(ProfileTime &time) :
 170         time_(time),
 171         start_(_timestamp)
 172     {
 173     }
 174
 175     ~ProfileTimer() {
 176         time_.AddTime(_timestamp - start_);
 177     }
 178 };
 179
 180 void PrintTimes() {
 181     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 182         (*i)->Print();
 183     std::cerr << "========" << std::endl;
 184 }
 185
 186 #define _profile(name) { \
 187     static ProfileTime name(#name); \
 188     ProfileTimer _ ## name(name);
 189
 190 #define _end }
 191 /* }}} */
 192 /* Objective-C Handle<> {{{ */
 193 template <typename Type_>
 194 class _H {
 195     typedef _H<Type_> This_;
 196
 197   private:
 198     Type_ *value_;
 199
 200     _finline void Retain_() {
 201         if (value_ != nil)
 202             [value_ retain];
 203     }
 204
 205     _finline void Clear_() {
 206         if (value_ != nil)
 207             [value_ release];
 208     }
 209
 210   public:
 211     _finline _H(const This_ &rhs) :
 212         value_(rhs.value_ == nil ? nil : [rhs.value_ retain])
 213     {
 214     }
 215
 216     _finline _H(Type_ *value = NULL, bool mended = false) :
 217         value_(value)
 218     {
 219         if (!mended)
 220             Retain_();
 221     }
 222
 223     _finline ~_H() {
 224         Clear_();
 225     }
 226
 227     _finline operator Type_ *() const {
 228         return value_;
 229     }
 230
 231     _finline This_ &operator =(Type_ *value) {
 232         if (value_ != value) {
 233             Type_ *old(value_);
 234             value_ = value;
 235             Retain_();
 236             if (old != nil)
 237                 [old release];
 238         } return *this;
 239     }
 240 };
 241 /* }}} */
 242
 243 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 244
 245 void NSLogPoint(const char *fix, const CGPoint &point) {
 246     NSLog(@"%s(%g,%g)", fix, point.x, point.y);
 247 }
 248
 249 void NSLogRect(const char *fix, const CGRect &rect) {
 250     NSLog(@"%s(%g,%g)+(%g,%g)", fix, rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
 251 }
 252
 253 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 254 @interface NSObject (Cydia)
 255 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 256 - (id) yieldToSelector:(SEL)selector;
 257 @end
 258
 259 @implementation NSObject (Cydia)
 260
 261 - (void) doNothing {
 262 }
 263
 264 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 265     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 266     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 267     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 268
 269     /* XXX: deal with exceptions */
 270     id value([self performSelector:selector withObject:object]);
 271
 272     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 273     [context removeAllObjects];
 274     if ([signature methodReturnLength] != 0 && value != nil)
 275         [context addObject:value];
 276
 277     stopped = true;
 278
 279     [self
 280         performSelectorOnMainThread:@selector(doNothing)
 281         withObject:nil
 282         waitUntilDone:NO
 283     ];
 284 }
 285
 286 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 287     /*return [self performSelector:selector withObject:object];*/
 288
 289     volatile bool stopped(false);
 290
 291     NSMutableArray *context([NSMutableArray arrayWithObjects:
 292         [NSValue valueWithPointer:selector],
 293         [NSValue valueWithNonretainedObject:object],
 294         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 295     nil]);
 296
 297     NSThread *thread([[[NSThread alloc]
 298         initWithTarget:self
 299         selector:@selector(_yieldToContext:)
 300         object:context
 301     ] autorelease]);
 302
 303     [thread start];
 304
 305     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 306     NSDate *future([NSDate distantFuture]);
 307
 308     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 309
 310     return [context count] == 0 ? nil : [context objectAtIndex:0];
 311 }
 312
 313 - (id) yieldToSelector:(SEL)selector {
 314     return [self yieldToSelector:selector withObject:nil];
 315 }
 316
 317 @end
 318 /* }}} */
 319
 320 /* NSForcedOrderingSearch doesn't work on the iPhone */
 321 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 322 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 323 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 324
 325 /* Information Dictionaries {{{ */
 326 @interface NSMutableArray (Cydia)
 327 - (void) addInfoDictionary:(NSDictionary *)info;
 328 @end
 329
 330 @implementation NSMutableArray (Cydia)
 331
 332 - (void) addInfoDictionary:(NSDictionary *)info {
 333     [self addObject:info];
 334 }
 335
 336 @end
 337
 338 @interface NSMutableDictionary (Cydia)
 339 - (void) addInfoDictionary:(NSDictionary *)info;
 340 @end
 341
 342 @implementation NSMutableDictionary (Cydia)
 343
 344 - (void) addInfoDictionary:(NSDictionary *)info {
 345     [self setObject:info forKey:[info objectForKey:@"CFBundleIdentifier"]];
 346 }
 347
 348 @end
 349 /* }}} */
 350 /* Pop Transitions {{{ */
 351 @interface PopTransitionView : UITransitionView {
 352 }
 353
 354 @end
 355
 356 @implementation PopTransitionView
 357
 358 - (void) transitionViewDidComplete:(UITransitionView *)view fromView:(UIView *)from toView:(UIView *)to {
 359     if (from != nil && to == nil)
 360         [self removeFromSuperview];
 361 }
 362
 363 @end
 364
 365 @implementation UIView (PopUpView)
 366
 367 - (void) popFromSuperviewAnimated:(BOOL)animated {
 368     [[self superview] transition:(animated ? UITransitionPushFromTop : UITransitionNone) toView:nil];
 369 }
 370
 371 - (void) popSubview:(UIView *)view {
 372     UITransitionView *transition([[[PopTransitionView alloc] initWithFrame:[self bounds]] autorelease]);
 373     [transition setDelegate:transition];
 374     [self addSubview:transition];
 375
 376     UIView *blank = [[[UIView alloc] initWithFrame:[transition bounds]] autorelease];
 377     [transition transition:UITransitionNone toView:blank];
 378     [transition transition:UITransitionPushFromBottom toView:view];
 379 }
 380
 381 @end
 382 /* }}} */
 383
 384 #define lprintf(args...) fprintf(stderr, args)
 385
 386 #define ForRelease 0
 387 #define TraceLogging (1 && !ForRelease)
 388 #define HistogramInsertionSort (0 && !ForRelease)
 389 #define ProfileTimes (0 && !ForRelease)
 390 #define ForSaurik (0 && !ForRelease)
 391 #define LogBrowser (1 && !ForRelease)
 392 #define TrackResize (0 && !ForRelease)
 393 #define ManualRefresh (1 && !ForRelease)
 394 #define ShowInternals (0 && !ForRelease)
 395 #define IgnoreInstall (0 && !ForRelease)
 396 #define RecycleWebViews 0
 397 #define RecyclePackageViews 1
 398 #define AlwaysReload (0 && !ForRelease)
 399
 400 #if !TraceLogging
 401 #undef _trace
 402 #define _trace(args...)
 403 #endif
 404
 405 #if !ProfileTimes
 406 #undef _profile
 407 #define _profile(name) {
 408 #undef _end
 409 #define _end }
 410 #define PrintTimes() do {} while (false)
 411 #endif
 412
 413 /* Radix Sort {{{ */
 414 typedef uint32_t (*SKRadixFunction)(id, void *);
 415
 416 @interface NSMutableArray (Radix)
 417 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object;
 418 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 419 @end
 420
 421 struct RadixItem_ {
 422     size_t index;
 423     uint32_t key;
 424 };
 425
 426 static void RadixSort_(NSMutableArray *self, size_t count, struct RadixItem_ *swap) {
 427     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 428
 429     static const size_t width = 32;
 430     static const size_t bits = 11;
 431     static const size_t slots = 1 << bits;
 432     static const size_t passes = (width + (bits - 1)) / bits;
 433
 434     size_t *hist(new size_t[slots]);
 435
 436     for (size_t pass(0); pass != passes; ++pass) {
 437         memset(hist, 0, sizeof(size_t) * slots);
 438
 439         for (size_t i(0); i != count; ++i) {
 440             uint32_t key(lhs[i].key);
 441             key >>= pass * bits;
 442             key &= _not(uint32_t) >> width - bits;
 443             ++hist[key];
 444         }
 445
 446         size_t offset(0);
 447         for (size_t i(0); i != slots; ++i) {
 448             size_t local(offset);
 449             offset += hist[i];
 450             hist[i] = local;
 451         }
 452
 453         for (size_t i(0); i != count; ++i) {
 454             uint32_t key(lhs[i].key);
 455             key >>= pass * bits;
 456             key &= _not(uint32_t) >> width - bits;
 457             rhs[hist[key]++] = lhs[i];
 458         }
 459
 460         RadixItem_ *tmp(lhs);
 461         lhs = rhs;
 462         rhs = tmp;
 463     }
 464
 465     delete [] hist;
 466
 467     NSMutableArray *values([NSMutableArray arrayWithCapacity:count]);
 468     for (size_t i(0); i != count; ++i)
 469         [values addObject:[self objectAtIndex:lhs[i].index]];
 470     [self setArray:values];
 471
 472     delete [] swap;
 473 }
 474
 475 @implementation NSMutableArray (Radix)
 476
 477 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object {
 478     size_t count([self count]);
 479     if (count == 0)
 480         return;
 481
 482 #if 0
 483     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[NSMethodSignature signatureWithObjCTypes:"L12@0:4@8"]]);
 484     [invocation setSelector:selector];
 485     [invocation setArgument:&object atIndex:2];
 486 #else
 487     /* XXX: this is an unsafe optimization of doomy hell */
 488     Method method(class_getInstanceMethod([[self objectAtIndex:0] class], selector));
 489     _assert(method != NULL);
 490     uint32_t (*imp)(id, SEL, id) = reinterpret_cast<uint32_t (*)(id, SEL, id)>(method_getImplementation(method));
 491     _assert(imp != NULL);
 492 #endif
 493
 494     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 495
 496     for (size_t i(0); i != count; ++i) {
 497         RadixItem_ &item(swap[i]);
 498         item.index = i;
 499
 500         id object([self objectAtIndex:i]);
 501
 502 #if 0
 503         [invocation setTarget:object];
 504         [invocation invoke];
 505         [invocation getReturnValue:&item.key];
 506 #else
 507         item.key = imp(object, selector, object);
 508 #endif
 509     }
 510
 511     RadixSort_(self, count, swap);
 512 }
 513
 514 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 515     size_t count([self count]);
 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         item.key = function(object, argument);
 524     }
 525
 526     RadixSort_(self, count, swap);
 527 }
 528
 529 @end
 530 /* }}} */
 531 /* Insertion Sort {{{ */
 532
 533 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 534     const char *ptr = (const char *)list;
 535     while (0 < count) {
 536         CFIndex half = count / 2;
 537         const char *probe = ptr + elementSize * half;
 538         CFComparisonResult cr = comparator(element, probe, context);
 539         if (0 == cr) return (probe - (const char *)list) / elementSize;
 540         ptr = (cr < 0) ? ptr : probe + elementSize;
 541         count = (cr < 0) ? half : (half + (count & 1) - 1);
 542     }
 543     return (ptr - (const char *)list) / elementSize;
 544 }
 545
 546 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 547     const char *ptr = (const char *)list;
 548     while (0 < count) {
 549         CFIndex half = count / 2;
 550         const char *probe = ptr + elementSize * half;
 551         CFComparisonResult cr = comparator(element, probe, context);
 552         if (0 == cr) return (probe - (const char *)list) / elementSize;
 553         ptr = (cr < 0) ? ptr : probe + elementSize;
 554         count = (cr < 0) ? half : (half + (count & 1) - 1);
 555     }
 556     return (ptr - (const char *)list) / elementSize;
 557 }
 558
 559 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 560     if (range.length == 0)
 561         return;
 562     const void **values(new const void *[range.length]);
 563     CFArrayGetValues(array, range, values);
 564
 565 #if HistogramInsertionSort
 566     uint32_t total(0), *offsets(new uint32_t[range.length]);
 567 #endif
 568
 569     for (CFIndex index(1); index != range.length; ++index) {
 570         const void *value(values[index]);
 571         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 572         CFIndex correct(index);
 573         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan)
 574             if (--correct == 0)
 575                 break;
 576         if (correct != index) {
 577             size_t offset(index - correct);
 578 #if HistogramInsertionSort
 579             total += offset;
 580             ++offsets[offset];
 581             if (offset > 10)
 582                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 583 #endif
 584             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 585             values[correct] = value;
 586         }
 587     }
 588
 589     CFArrayReplaceValues(array, range, values, range.length);
 590     delete [] values;
 591
 592 #if HistogramInsertionSort
 593     for (CFIndex index(0); index != range.length; ++index)
 594         if (offsets[index] != 0)
 595             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 596     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 597     delete [] offsets;
 598 #endif
 599 }
 600
 601 /* }}} */
 602
 603 /* Apple Bug Fixes {{{ */
 604 @implementation UIWebDocumentView (Cydia)
 605
 606 - (void) _setScrollerOffset:(CGPoint)offset {
 607     UIScroller *scroller([self _scroller]);
 608
 609     CGSize size([scroller contentSize]);
 610     CGSize bounds([scroller bounds].size);
 611
 612     CGPoint max;
 613     max.x = size.width - bounds.width;
 614     max.y = size.height - bounds.height;
 615
 616     // wtf Apple?!
 617     if (max.x < 0)
 618         max.x = 0;
 619     if (max.y < 0)
 620         max.y = 0;
 621
 622     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 623     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 624
 625     [scroller setOffset:offset];
 626 }
 627
 628 @end
 629 /* }}} */
 630
 631 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 632     size_t length([self length] - state->state);
 633     if (length <= 0)
 634         return 0;
 635     else if (length > count)
 636         length = count;
 637     for (size_t i(0); i != length; ++i)
 638         objects[i] = [self item:state->state++];
 639     state->itemsPtr = objects;
 640     state->mutationsPtr = (unsigned long *) self;
 641     return length;
 642 }
 643
 644 @interface NSString (UIKit)
 645 - (NSString *) stringByAddingPercentEscapes;
 646 @end
 647
 648 /* Cydia NSString Additions {{{ */
 649 @interface NSString (Cydia)
 650 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 651 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 652 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 653 - (NSComparisonResult) compareByPath:(NSString *)other;
 654 - (NSString *) stringByCachingURLWithCurrentCDN;
 655 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 656 @end
 657
 658 @implementation NSString (Cydia)
 659
 660 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 661     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 662 }
 663
 664 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 665     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 666     memcpy(data, bytes, length);
 667     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 668 }
 669
 670 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 671     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 672 }
 673
 674 - (NSComparisonResult) compareByPath:(NSString *)other {
 675     NSString *prefix = [self commonPrefixWithString:other options:0];
 676     size_t length = [prefix length];
 677
 678     NSRange lrange = NSMakeRange(length, [self length] - length);
 679     NSRange rrange = NSMakeRange(length, [other length] - length);
 680
 681     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 682     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 683
 684     NSComparisonResult value;
 685
 686     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 687         value = NSOrderedSame;
 688     else if (lrange.location == NSNotFound)
 689         value = NSOrderedAscending;
 690     else if (rrange.location == NSNotFound)
 691         value = NSOrderedDescending;
 692     else
 693         value = NSOrderedSame;
 694
 695     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 696         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 697     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 698         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 699
 700     NSComparisonResult result = [lpath compare:rpath];
 701     return result == NSOrderedSame ? value : result;
 702 }
 703
 704 - (NSString *) stringByCachingURLWithCurrentCDN {
 705     return [self
 706         stringByReplacingOccurrencesOfString:@"://"
 707         withString:@"://ne.edgecastcdn.net/8003A4/"
 708         options:0
 709         /* XXX: this is somewhat inaccurate */
 710         range:NSMakeRange(0, 10)
 711     ];
 712 }
 713
 714 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 715     return [(id)CFURLCreateStringByAddingPercentEscapes(
 716         kCFAllocatorDefault,
 717         (CFStringRef) self,
 718         NULL,
 719         CFSTR(";/?:@&=+$,"),
 720         kCFStringEncodingUTF8
 721     ) autorelease];
 722 }
 723
 724 @end
 725 /* }}} */
 726
 727 /* C++ NSString Wrapper Cache {{{ */
 728 class CYString {
 729   private:
 730     char *data_;
 731     size_t size_;
 732     CFStringRef cache_;
 733
 734     _finline void clear_() {
 735         if (cache_ != NULL) {
 736             CFRelease(cache_);
 737             cache_ = NULL;
 738         }
 739     }
 740
 741   public:
 742     _finline bool empty() const {
 743         return size_ == 0;
 744     }
 745
 746     _finline size_t size() const {
 747         return size_;
 748     }
 749
 750     _finline char *data() const {
 751         return data_;
 752     }
 753
 754     _finline void clear() {
 755         size_ = 0;
 756         clear_();
 757     }
 758
 759     _finline CYString() :
 760         data_(0),
 761         size_(0),
 762         cache_(NULL)
 763     {
 764     }
 765
 766     _finline ~CYString() {
 767         clear_();
 768     }
 769
 770     void operator =(const CYString &rhs) {
 771         data_ = rhs.data_;
 772         size_ = rhs.size_;
 773
 774         if (rhs.cache_ == nil)
 775             cache_ = NULL;
 776         else
 777             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 778     }
 779
 780     void set(apr_pool_t *pool, const char *data, size_t size) {
 781         if (size == 0)
 782             clear();
 783         else {
 784             clear_();
 785
 786             char *temp(reinterpret_cast<char *>(apr_palloc(pool, size + 1)));
 787             memcpy(temp, data, size);
 788             temp[size] = '\0';
 789             data_ = temp;
 790             size_ = size;
 791         }
 792     }
 793
 794     _finline void set(apr_pool_t *pool, const char *data) {
 795         set(pool, data, data == NULL ? 0 : strlen(data));
 796     }
 797
 798     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 799         set(pool, rhs.data(), rhs.size());
 800     }
 801
 802     bool operator ==(const CYString &rhs) const {
 803         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 804     }
 805
 806     operator CFStringRef() {
 807         if (cache_ == NULL) {
 808             if (size_ == 0)
 809                 return nil;
 810             cache_ = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<uint8_t *>(data_), size_, kCFStringEncodingUTF8, NO, kCFAllocatorNull);
 811         } return cache_;
 812     }
 813
 814     _finline operator id() {
 815         return (NSString *) static_cast<CFStringRef>(*this);
 816     }
 817 };
 818 /* }}} */
 819 /* C++ NSString Algorithm Adapters {{{ */
 820 extern "C" {
 821     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 822 }
 823
 824 struct NSStringMapHash :
 825     std::unary_function<NSString *, size_t>
 826 {
 827     _finline size_t operator ()(NSString *value) const {
 828         return CFStringHashNSString((CFStringRef) value);
 829     }
 830 };
 831
 832 struct NSStringMapLess :
 833     std::binary_function<NSString *, NSString *, bool>
 834 {
 835     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 836         return [lhs compare:rhs] == NSOrderedAscending;
 837     }
 838 };
 839
 840 struct NSStringMapEqual :
 841     std::binary_function<NSString *, NSString *, bool>
 842 {
 843     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 844         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 845         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 846         //[lhs isEqualToString:rhs];
 847     }
 848 };
 849 /* }}} */
 850
 851 /* Perl-Compatible RegEx {{{ */
 852 class Pcre {
 853   private:
 854     pcre *code_;
 855     pcre_extra *study_;
 856     int capture_;
 857     int *matches_;
 858     const char *data_;
 859
 860   public:
 861     Pcre(const char *regex) :
 862         study_(NULL)
 863     {
 864         const char *error;
 865         int offset;
 866         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 867
 868         if (code_ == NULL) {
 869             lprintf("%d:%s\n", offset, error);
 870             _assert(false);
 871         }
 872
 873         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 874         matches_ = new int[(capture_ + 1) * 3];
 875     }
 876
 877     ~Pcre() {
 878         pcre_free(code_);
 879         delete matches_;
 880     }
 881
 882     NSString *operator [](size_t match) {
 883         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 884     }
 885
 886     bool operator ()(NSString *data) {
 887         // XXX: length is for characters, not for bytes
 888         return operator ()([data UTF8String], [data length]);
 889     }
 890
 891     bool operator ()(const char *data, size_t size) {
 892         data_ = data;
 893         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 894     }
 895 };
 896 /* }}} */
 897 /* Mime Addresses {{{ */
 898 @interface Address : NSObject {
 899     NSString *name_;
 900     NSString *address_;
 901 }
 902
 903 - (NSString *) name;
 904 - (NSString *) address;
 905
 906 - (void) setAddress:(NSString *)address;
 907
 908 + (Address *) addressWithString:(NSString *)string;
 909 - (Address *) initWithString:(NSString *)string;
 910 @end
 911
 912 @implementation Address
 913
 914 - (void) dealloc {
 915     [name_ release];
 916     if (address_ != nil)
 917         [address_ release];
 918     [super dealloc];
 919 }
 920
 921 - (NSString *) name {
 922     return name_;
 923 }
 924
 925 - (NSString *) address {
 926     return address_;
 927 }
 928
 929 - (void) setAddress:(NSString *)address {
 930     if (address_ != nil)
 931         [address_ autorelease];
 932     if (address == nil)
 933         address_ = nil;
 934     else
 935         address_ = [address retain];
 936 }
 937
 938 + (Address *) addressWithString:(NSString *)string {
 939     return [[[Address alloc] initWithString:string] autorelease];
 940 }
 941
 942 + (NSArray *) _attributeKeys {
 943     return [NSArray arrayWithObjects:@"address", @"name", nil];
 944 }
 945
 946 - (NSArray *) attributeKeys {
 947     return [[self class] _attributeKeys];
 948 }
 949
 950 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 951     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 952 }
 953
 954 - (Address *) initWithString:(NSString *)string {
 955     if ((self = [super init]) != nil) {
 956         const char *data = [string UTF8String];
 957         size_t size = [string length];
 958
 959         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 960
 961         if (address_r(data, size)) {
 962             name_ = [address_r[1] retain];
 963             address_ = [address_r[2] retain];
 964         } else {
 965             name_ = [string retain];
 966             address_ = nil;
 967         }
 968     } return self;
 969 }
 970
 971 @end
 972 /* }}} */
 973 /* CoreGraphics Primitives {{{ */
 974 class CGColor {
 975   private:
 976     CGColorRef color_;
 977
 978   public:
 979     CGColor() :
 980         color_(NULL)
 981     {
 982     }
 983
 984     CGColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 985         color_(NULL)
 986     {
 987         Set(space, red, green, blue, alpha);
 988     }
 989
 990     void Clear() {
 991         if (color_ != NULL)
 992             CGColorRelease(color_);
 993     }
 994
 995     ~CGColor() {
 996         Clear();
 997     }
 998
 999     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1000         Clear();
1001         float color[] = {red, green, blue, alpha};
1002         color_ = CGColorCreate(space, color);
1003     }
1004
1005     operator CGColorRef() {
1006         return color_;
1007     }
1008 };
1009 /* }}} */
1010
1011 /* Random Global Variables {{{ */
1012 static const int PulseInterval_ = 50000;
1013 static const int ButtonBarHeight_ = 48;
1014 static const float KeyboardTime_ = 0.3f;
1015
1016 static int Finish_;
1017 static NSArray *Finishes_;
1018
1019 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1020 #define NotifyConfig_ "/etc/notify.conf"
1021
1022 static bool Queuing_;
1023
1024 static CGColor Blue_;
1025 static CGColor Blueish_;
1026 static CGColor Black_;
1027 static CGColor Off_;
1028 static CGColor White_;
1029 static CGColor Gray_;
1030 static CGColor Green_;
1031 static CGColor Purple_;
1032 static CGColor Purplish_;
1033
1034 static UIColor *InstallingColor_;
1035 static UIColor *RemovingColor_;
1036
1037 static NSString *App_;
1038 static NSString *Home_;
1039
1040 static BOOL Advanced_;
1041 static BOOL Loaded_;
1042 static BOOL Ignored_;
1043
1044 static UIFont *Font12_;
1045 static UIFont *Font12Bold_;
1046 static UIFont *Font14_;
1047 static UIFont *Font18Bold_;
1048 static UIFont *Font22Bold_;
1049
1050 static const char *Machine_ = NULL;
1051 static const NSString *System_ = NULL;
1052 static const NSString *SerialNumber_ = nil;
1053 static const NSString *ChipID_ = nil;
1054 static const NSString *UniqueID_ = nil;
1055 static const NSString *Build_ = nil;
1056 static const NSString *Product_ = nil;
1057 static const NSString *Safari_ = nil;
1058
1059 static CFLocaleRef Locale_;
1060 static NSArray *Languages_;
1061 static CGColorSpaceRef space_;
1062
1063 static bool reload_;
1064
1065 static NSDictionary *SectionMap_;
1066 static NSMutableDictionary *Metadata_;
1067 static _transient NSMutableDictionary *Settings_;
1068 static _transient NSString *Role_;
1069 static _transient NSMutableDictionary *Packages_;
1070 static _transient NSMutableDictionary *Sections_;
1071 static _transient NSMutableDictionary *Sources_;
1072 static bool Changed_;
1073 static NSDate *now_;
1074
1075 #if RecycleWebViews
1076 static NSMutableArray *Documents_;
1077 #endif
1078 /* }}} */
1079
1080 /* Display Helpers {{{ */
1081 inline float Interpolate(float begin, float end, float fraction) {
1082     return (end - begin) * fraction + begin;
1083 }
1084
1085 /* XXX: localize this! */
1086 NSString *SizeString(double size) {
1087     bool negative = size < 0;
1088     if (negative)
1089         size = -size;
1090
1091     unsigned power = 0;
1092     while (size > 1024) {
1093         size /= 1024;
1094         ++power;
1095     }
1096
1097     static const char *powers_[] = {"B", "kB", "MB", "GB"};
1098
1099     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
1100 }
1101
1102 static _finline CFStringRef CFCString(const char *value) {
1103     return CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(value), strlen(value), kCFStringEncodingUTF8, NO, kCFAllocatorNull);
1104 }
1105
1106 const char *StripVersion_(const char *version) {
1107     const char *colon(strchr(version, ':'));
1108     if (colon != NULL)
1109         version = colon + 1;
1110     return version;
1111 }
1112
1113 CFStringRef StripVersion(const char *version) {
1114     const char *colon(strchr(version, ':'));
1115     if (colon != NULL)
1116         version = colon + 1;
1117     return CFStringCreateWithBytes(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(version), strlen(version), kCFStringEncodingUTF8, NO);
1118     // XXX: performance
1119     return CFCString(version);
1120 }
1121
1122 NSString *LocalizeSection(NSString *section) {
1123     static Pcre title_r("^(.*?) \\((.*)\\)$");
1124     if (title_r(section)) {
1125         NSString *parent(title_r[1]);
1126         NSString *child(title_r[2]);
1127
1128         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1129             LocalizeSection(parent),
1130             LocalizeSection(child)
1131         ];
1132     }
1133
1134     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1135 }
1136
1137 NSString *Simplify(NSString *title) {
1138     const char *data = [title UTF8String];
1139     size_t size = [title length];
1140
1141     static Pcre square_r("^\\[(.*)\\]$");
1142     if (square_r(data, size))
1143         return Simplify(square_r[1]);
1144
1145     static Pcre paren_r("^\\((.*)\\)$");
1146     if (paren_r(data, size))
1147         return Simplify(paren_r[1]);
1148
1149     static Pcre title_r("^(.*?) \\((.*)\\)$");
1150     if (title_r(data, size))
1151         return Simplify(title_r[1]);
1152
1153     return title;
1154 }
1155 /* }}} */
1156
1157 NSString *GetLastUpdate() {
1158     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1159
1160     if (update == nil)
1161         return UCLocalize("NEVER_OR_UNKNOWN");
1162
1163     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1164     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1165
1166     CFRelease(formatter);
1167
1168     return [(NSString *) formatted autorelease];
1169 }
1170
1171 bool isSectionVisible(NSString *section) {
1172     NSDictionary *metadata([Sections_ objectForKey:section]);
1173     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1174     return hidden == nil || ![hidden boolValue];
1175 }
1176
1177 /* Delegate Prototypes {{{ */
1178 @class Package;
1179 @class Source;
1180
1181 @interface NSObject (ProgressDelegate)
1182 @end
1183
1184 @implementation NSObject(ProgressDelegate)
1185
1186 - (void) _setProgressError:(NSArray *)args {
1187     [self performSelector:@selector(setProgressError:forPackage:)
1188         withObject:[args objectAtIndex:0]
1189         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1190     ];
1191 }
1192
1193 @end
1194
1195 @protocol ProgressDelegate
1196 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id;
1197 - (void) setProgressTitle:(NSString *)title;
1198 - (void) setProgressPercent:(float)percent;
1199 - (void) startProgress;
1200 - (void) addProgressOutput:(NSString *)output;
1201 - (bool) isCancelling:(size_t)received;
1202 @end
1203
1204 @protocol ConfigurationDelegate
1205 - (void) repairWithSelector:(SEL)selector;
1206 - (void) setConfigurationData:(NSString *)data;
1207 @end
1208
1209 @class PackageView;
1210
1211 @protocol CydiaDelegate
1212 - (void) setPackageView:(PackageView *)view;
1213 - (void) clearPackage:(Package *)package;
1214 - (void) installPackage:(Package *)package;
1215 - (void) removePackage:(Package *)package;
1216 - (void) slideUp:(UIActionSheet *)alert;
1217 - (void) distUpgrade;
1218 - (void) updateData;
1219 - (void) syncData;
1220 - (void) askForSettings;
1221 - (UIProgressHUD *) addProgressHUD;
1222 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1223 - (RVPage *) pageForPackage:(NSString *)name;
1224 - (PackageView *) packageView;
1225 @end
1226 /* }}} */
1227
1228 /* Status Delegation {{{ */
1229 class Status :
1230     public pkgAcquireStatus
1231 {
1232   private:
1233     _transient NSObject<ProgressDelegate> *delegate_;
1234
1235   public:
1236     Status() :
1237         delegate_(nil)
1238     {
1239     }
1240
1241     void setDelegate(id delegate) {
1242         delegate_ = delegate;
1243     }
1244
1245     virtual bool MediaChange(std::string media, std::string drive) {
1246         return false;
1247     }
1248
1249     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1250     }
1251
1252     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1253         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1254         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1255     }
1256
1257     virtual void Done(pkgAcquire::ItemDesc &item) {
1258     }
1259
1260     virtual void Fail(pkgAcquire::ItemDesc &item) {
1261         if (
1262             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1263             item.Owner->Status == pkgAcquire::Item::StatDone
1264         )
1265             return;
1266
1267         std::string &error(item.Owner->ErrorText);
1268         if (error.empty())
1269             return;
1270
1271         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1272         NSArray *fields([description componentsSeparatedByString:@" "]);
1273         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1274
1275         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
1276             withObject:[NSArray arrayWithObjects:
1277                 [NSString stringWithUTF8String:error.c_str()],
1278                 source,
1279             nil]
1280             waitUntilDone:YES
1281         ];
1282     }
1283
1284     virtual bool Pulse(pkgAcquire *Owner) {
1285         bool value = pkgAcquireStatus::Pulse(Owner);
1286
1287         float percent(
1288             double(CurrentBytes + CurrentItems) /
1289             double(TotalBytes + TotalItems)
1290         );
1291
1292         [delegate_ setProgressPercent:percent];
1293         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1294     }
1295
1296     virtual void Start() {
1297         [delegate_ startProgress];
1298     }
1299
1300     virtual void Stop() {
1301     }
1302 };
1303 /* }}} */
1304 /* Progress Delegation {{{ */
1305 class Progress :
1306     public OpProgress
1307 {
1308   private:
1309     _transient id<ProgressDelegate> delegate_;
1310     float percent_;
1311
1312   protected:
1313     virtual void Update() {
1314         if (abs(Percent - percent_) > 2) {
1315             NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1316             percent_ = Percent;
1317         }
1318
1319         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1320         [delegate_ setProgressPercent:(Percent / 100)];*/
1321     }
1322
1323   public:
1324     Progress() :
1325         delegate_(nil),
1326         percent_(0)
1327     {
1328     }
1329
1330     void setDelegate(id delegate) {
1331         delegate_ = delegate;
1332     }
1333
1334     virtual void Done() {
1335         NSLog(@"DONE");
1336         //[delegate_ setProgressPercent:1];
1337     }
1338 };
1339 /* }}} */
1340
1341 /* Database Interface {{{ */
1342 typedef std::map< unsigned long, _H<Source> > SourceMap;
1343
1344 @interface Database : NSObject {
1345     NSZone *zone_;
1346     apr_pool_t *pool_;
1347
1348     unsigned era_;
1349
1350     pkgCacheFile cache_;
1351     pkgDepCache::Policy *policy_;
1352     pkgRecords *records_;
1353     pkgProblemResolver *resolver_;
1354     pkgAcquire *fetcher_;
1355     FileFd *lock_;
1356     SPtr<pkgPackageManager> manager_;
1357     pkgSourceList *list_;
1358
1359     SourceMap sources_;
1360     NSMutableArray *packages_;
1361
1362     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1363     Status status_;
1364     Progress progress_;
1365
1366     int cydiafd_;
1367     int statusfd_;
1368     FILE *input_;
1369 }
1370
1371 + (Database *) sharedInstance;
1372 - (unsigned) era;
1373
1374 - (void) _readCydia:(NSNumber *)fd;
1375 - (void) _readStatus:(NSNumber *)fd;
1376 - (void) _readOutput:(NSNumber *)fd;
1377
1378 - (FILE *) input;
1379
1380 - (Package *) packageWithName:(NSString *)name;
1381
1382 - (pkgCacheFile &) cache;
1383 - (pkgDepCache::Policy *) policy;
1384 - (pkgRecords *) records;
1385 - (pkgProblemResolver *) resolver;
1386 - (pkgAcquire &) fetcher;
1387 - (pkgSourceList &) list;
1388 - (NSArray *) packages;
1389 - (NSArray *) sources;
1390 - (void) reloadData;
1391
1392 - (void) configure;
1393 - (void) prepare;
1394 - (void) perform;
1395 - (void) upgrade;
1396 - (void) update;
1397
1398 - (void) setVisible;
1399
1400 - (NSString *) updateWithStatus:(Status &)status;
1401
1402 - (void) setDelegate:(id)delegate;
1403 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1404 @end
1405 /* }}} */
1406
1407 /* Source Class {{{ */
1408 @interface Source : NSObject {
1409     CYString depiction_;
1410     CYString description_;
1411     CYString label_;
1412     CYString origin_;
1413     CYString support_;
1414
1415     CYString uri_;
1416     CYString distribution_;
1417     CYString type_;
1418     CYString version_;
1419
1420     NSString *host_;
1421     NSString *authority_;
1422
1423     CYString defaultIcon_;
1424
1425     NSDictionary *record_;
1426     BOOL trusted_;
1427 }
1428
1429 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1430
1431 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1432
1433 - (NSString *) depictionForPackage:(NSString *)package;
1434 - (NSString *) supportForPackage:(NSString *)package;
1435
1436 - (NSDictionary *) record;
1437 - (BOOL) trusted;
1438
1439 - (NSString *) uri;
1440 - (NSString *) distribution;
1441 - (NSString *) type;
1442 - (NSString *) key;
1443 - (NSString *) host;
1444
1445 - (NSString *) name;
1446 - (NSString *) description;
1447 - (NSString *) label;
1448 - (NSString *) origin;
1449 - (NSString *) version;
1450
1451 - (NSString *) defaultIcon;
1452
1453 @end
1454
1455 @implementation Source
1456
1457 - (void) _clear {
1458     uri_.clear();
1459     distribution_.clear();
1460     type_.clear();
1461
1462     description_.clear();
1463     label_.clear();
1464     origin_.clear();
1465     depiction_.clear();
1466     support_.clear();
1467     version_.clear();
1468     defaultIcon_.clear();
1469
1470     if (record_ != nil) {
1471         [record_ release];
1472         record_ = nil;
1473     }
1474
1475     if (host_ != nil) {
1476         [host_ release];
1477         host_ = nil;
1478     }
1479
1480     if (authority_ != nil) {
1481         [authority_ release];
1482         authority_ = nil;
1483     }
1484 }
1485
1486 - (void) dealloc {
1487     [self _clear];
1488     [super dealloc];
1489 }
1490
1491 + (NSArray *) _attributeKeys {
1492     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1493 }
1494
1495 - (NSArray *) attributeKeys {
1496     return [[self class] _attributeKeys];
1497 }
1498
1499 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1500     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1501 }
1502
1503 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1504     [self _clear];
1505
1506     trusted_ = index->IsTrusted();
1507
1508     uri_.set(pool, index->GetURI());
1509     distribution_.set(pool, index->GetDist());
1510     type_.set(pool, index->GetType());
1511
1512     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1513     if (dindex != NULL) {
1514         FileFd fd;
1515         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1516             _error->Discard();
1517         else {
1518             pkgTagFile tags(&fd);
1519
1520             pkgTagSection section;
1521             tags.Step(section);
1522
1523             struct {
1524                 const char *name_;
1525                 CYString *value_;
1526             } names[] = {
1527                 {"default-icon", &defaultIcon_},
1528                 {"depiction", &depiction_},
1529                 {"description", &description_},
1530                 {"label", &label_},
1531                 {"origin", &origin_},
1532                 {"support", &support_},
1533                 {"version", &version_},
1534             };
1535
1536             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1537                 const char *start, *end;
1538
1539                 if (section.Find(names[i].name_, start, end)) {
1540                     CYString &value(*names[i].value_);
1541                     value.set(pool, start, end - start);
1542                 }
1543             }
1544         }
1545     }
1546
1547     record_ = [Sources_ objectForKey:[self key]];
1548     if (record_ != nil)
1549         record_ = [record_ retain];
1550
1551     NSURL *url([NSURL URLWithString:uri_]);
1552
1553     host_ = [url host];
1554     if (host_ != nil)
1555         host_ = [[host_ lowercaseString] retain];
1556
1557     if (host_ != nil)
1558         authority_ = [host_ retain];
1559     else
1560         authority_ = [url path];
1561 }
1562
1563 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1564     if ((self = [super init]) != nil) {
1565         [self setMetaIndex:index inPool:pool];
1566     } return self;
1567 }
1568
1569 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1570     NSDictionary *lhr = [self record];
1571     NSDictionary *rhr = [source record];
1572
1573     if (lhr != rhr)
1574         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1575
1576     NSString *lhs = [self name];
1577     NSString *rhs = [source name];
1578
1579     if ([lhs length] != 0 && [rhs length] != 0) {
1580         unichar lhc = [lhs characterAtIndex:0];
1581         unichar rhc = [rhs characterAtIndex:0];
1582
1583         if (isalpha(lhc) && !isalpha(rhc))
1584             return NSOrderedAscending;
1585         else if (!isalpha(lhc) && isalpha(rhc))
1586             return NSOrderedDescending;
1587     }
1588
1589     return [lhs compare:rhs options:LaxCompareOptions_];
1590 }
1591
1592 - (NSString *) depictionForPackage:(NSString *)package {
1593     return depiction_.empty() ? nil : [depiction_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1594 }
1595
1596 - (NSString *) supportForPackage:(NSString *)package {
1597     return support_.empty() ? nil : [support_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1598 }
1599
1600 - (NSDictionary *) record {
1601     return record_;
1602 }
1603
1604 - (BOOL) trusted {
1605     return trusted_;
1606 }
1607
1608 - (NSString *) uri {
1609     return uri_;
1610 }
1611
1612 - (NSString *) distribution {
1613     return distribution_;
1614 }
1615
1616 - (NSString *) type {
1617     return type_;
1618 }
1619
1620 - (NSString *) key {
1621     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1622 }
1623
1624 - (NSString *) host {
1625     return host_;
1626 }
1627
1628 - (NSString *) name {
1629     return origin_.empty() ? authority_ : origin_;
1630 }
1631
1632 - (NSString *) description {
1633     return description_;
1634 }
1635
1636 - (NSString *) label {
1637     return label_.empty() ? authority_ : label_;
1638 }
1639
1640 - (NSString *) origin {
1641     return origin_;
1642 }
1643
1644 - (NSString *) version {
1645     return version_;
1646 }
1647
1648 - (NSString *) defaultIcon {
1649     return defaultIcon_;
1650 }
1651
1652 @end
1653 /* }}} */
1654 /* Relationship Class {{{ */
1655 @interface Relationship : NSObject {
1656     NSString *type_;
1657     NSString *id_;
1658 }
1659
1660 - (NSString *) type;
1661 - (NSString *) id;
1662 - (NSString *) name;
1663
1664 @end
1665
1666 @implementation Relationship
1667
1668 - (void) dealloc {
1669     [type_ release];
1670     [id_ release];
1671     [super dealloc];
1672 }
1673
1674 - (NSString *) type {
1675     return type_;
1676 }
1677
1678 - (NSString *) id {
1679     return id_;
1680 }
1681
1682 - (NSString *) name {
1683     _assert(false);
1684     return nil;
1685 }
1686
1687 @end
1688 /* }}} */
1689 /* Package Class {{{ */
1690 @interface Package : NSObject {
1691     unsigned era_;
1692     apr_pool_t *pool_;
1693
1694     pkgCache::VerIterator version_;
1695     pkgCache::PkgIterator iterator_;
1696     _transient Database *database_;
1697     pkgCache::VerFileIterator file_;
1698
1699     Source *source_;
1700     bool cached_;
1701     bool parsed_;
1702
1703     CYString section_;
1704     NSString *section$_;
1705     bool essential_;
1706     bool required_;
1707     bool visible_;
1708
1709     NSString *latest_;
1710     CYString installed_;
1711
1712     CYString id_;
1713     CYString name_;
1714     CYString tagline_;
1715     CYString icon_;
1716     CYString depiction_;
1717     CYString homepage_;
1718
1719     CYString sponsor_;
1720     Address *sponsor$_;
1721
1722     CYString author_;
1723     Address *author$_;
1724
1725     CYString bugs_;
1726     CYString support_;
1727     NSMutableArray *tags_;
1728     NSString *role_;
1729
1730     NSArray *relationships_;
1731
1732     NSMutableDictionary *metadata_;
1733     _transient NSDate *firstSeen_;
1734     _transient NSDate *lastSeen_;
1735     bool subscribed_;
1736 }
1737
1738 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1739 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1740
1741 - (pkgCache::PkgIterator) iterator;
1742 - (void) parse;
1743
1744 - (NSString *) section;
1745 - (NSString *) simpleSection;
1746
1747 - (NSString *) longSection;
1748 - (NSString *) shortSection;
1749
1750 - (NSString *) uri;
1751
1752 - (Address *) maintainer;
1753 - (size_t) size;
1754 - (NSString *) longDescription;
1755 - (NSString *) shortDescription;
1756 - (unichar) index;
1757
1758 - (NSMutableDictionary *) metadata;
1759 - (NSDate *) seen;
1760 - (BOOL) subscribed;
1761 - (BOOL) ignored;
1762
1763 - (NSString *) latest;
1764 - (NSString *) installed;
1765 - (BOOL) uninstalled;
1766
1767 - (BOOL) valid;
1768 - (BOOL) upgradableAndEssential:(BOOL)essential;
1769 - (BOOL) essential;
1770 - (BOOL) broken;
1771 - (BOOL) unfiltered;
1772 - (BOOL) visible;
1773
1774 - (BOOL) half;
1775 - (BOOL) halfConfigured;
1776 - (BOOL) halfInstalled;
1777 - (BOOL) hasMode;
1778 - (NSString *) mode;
1779
1780 - (void) setVisible;
1781
1782 - (NSString *) id;
1783 - (NSString *) name;
1784 - (UIImage *) icon;
1785 - (NSString *) homepage;
1786 - (NSString *) depiction;
1787 - (Address *) author;
1788
1789 - (NSString *) support;
1790
1791 - (NSArray *) files;
1792 - (NSArray *) relationships;
1793 - (NSArray *) warnings;
1794 - (NSArray *) applications;
1795
1796 - (Source *) source;
1797 - (NSString *) role;
1798
1799 - (BOOL) matches:(NSString *)text;
1800
1801 - (bool) hasSupportingRole;
1802 - (BOOL) hasTag:(NSString *)tag;
1803 - (NSString *) primaryPurpose;
1804 - (NSArray *) purposes;
1805 - (bool) isCommercial;
1806
1807 - (CYString &) cyname;
1808
1809 - (uint32_t) compareBySection:(NSArray *)sections;
1810
1811 - (uint32_t) compareForChanges;
1812
1813 - (void) install;
1814 - (void) remove;
1815
1816 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1817 - (bool) isInstalledAndVisible:(NSNumber *)number;
1818 - (bool) isVisiblyUninstalledInSection:(NSString *)section;
1819 - (bool) isVisibleInSource:(Source *)source;
1820
1821 @end
1822
1823 uint32_t PackageChangesRadix(Package *self, void *) {
1824     union {
1825         uint32_t key;
1826
1827         struct {
1828             uint32_t timestamp : 30;
1829             uint32_t ignored : 1;
1830             uint32_t upgradable : 1;
1831         } bits;
1832     } value;
1833
1834     bool upgradable([self upgradableAndEssential:YES]);
1835     value.bits.upgradable = upgradable ? 1 : 0;
1836
1837     if (upgradable) {
1838         value.bits.timestamp = 0;
1839         value.bits.ignored = [self ignored] ? 0 : 1;
1840         value.bits.upgradable = 1;
1841     } else {
1842         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
1843         value.bits.ignored = 0;
1844         value.bits.upgradable = 0;
1845     }
1846
1847     return _not(uint32_t) - value.key;
1848 }
1849
1850 _finline static void Stifle(uint8_t &value) {
1851 }
1852
1853 uint32_t PackagePrefixRadix(Package *self, void *context) {
1854     size_t offset(reinterpret_cast<size_t>(context));
1855     CYString &name([self cyname]);
1856
1857     size_t size(name.size());
1858     if (size == 0)
1859         return 0;
1860     char *text(name.data());
1861
1862     size_t zeros;
1863     if (!isdigit(text[0]))
1864         zeros = 0;
1865     else {
1866         size_t digits(1);
1867         while (size != digits && isdigit(text[digits]))
1868             if (++digits == 4)
1869                 break;
1870         zeros = 4 - digits;
1871     }
1872
1873     uint8_t data[4];
1874
1875     // 0.607997
1876
1877     if (offset == 0 && zeros != 0) {
1878         memset(data, '0', zeros);
1879         memcpy(data + zeros, text, 4 - zeros);
1880     } else {
1881         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1882         if (size <= offset - zeros)
1883             return 0;
1884
1885         text += offset - zeros;
1886         size -= offset - zeros;
1887
1888         if (size >= 4)
1889             memcpy(data, text, 4);
1890         else {
1891             memcpy(data, text, size);
1892             memset(data + size, 0, 4 - size);
1893         }
1894
1895         for (size_t i(0); i != 4; ++i)
1896             if (isalpha(data[i]))
1897                 data[i] &= 0xdf;
1898     }
1899
1900     if (offset == 0)
1901         data[0] = (data[0] & 0x3f) | "\x80\x00\xc0\x40"[data[0] >> 6];
1902
1903     /* XXX: ntohl may be more honest */
1904     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
1905 }
1906
1907 CYString &(*PackageName)(Package *self, SEL sel);
1908
1909 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
1910     _profile(PackageNameCompare)
1911         CYString &lhi(PackageName(lhs, @selector(cyname)));
1912         CYString &rhi(PackageName(rhs, @selector(cyname)));
1913         CFStringRef lhn(lhi), rhn(rhi);
1914
1915         _profile(PackageNameCompare$NumbersLast)
1916             if (!lhi.empty() && !rhi.empty()) {
1917                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
1918                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
1919                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
1920                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
1921                     return lha ? NSOrderedAscending : NSOrderedDescending;
1922             }
1923         _end
1924
1925         CFIndex length = CFStringGetLength(lhn);
1926
1927         _profile(PackageNameCompare$Compare)
1928             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
1929         _end
1930     _end
1931 }
1932
1933 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
1934     return PackageNameCompare(*lhs, *rhs, context);
1935 }
1936
1937 struct PackageNameOrdering :
1938     std::binary_function<Package *, Package *, bool>
1939 {
1940     _finline bool operator ()(Package *lhs, Package *rhs) const {
1941         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
1942     }
1943 };
1944
1945 @implementation Package
1946
1947 - (NSString *) description {
1948     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
1949 }
1950
1951 - (void) dealloc {
1952     if (source_ != nil)
1953         [source_ release];
1954     if (section$_ != nil)
1955         [section$_ release];
1956
1957     if (latest_ != nil)
1958         [latest_ release];
1959
1960     if (sponsor$_ != nil)
1961         [sponsor$_ release];
1962     if (author$_ != nil)
1963         [author$_ release];
1964     if (tags_ != nil)
1965         [tags_ release];
1966     if (role_ != nil)
1967         [role_ release];
1968
1969     if (relationships_ != nil)
1970         [relationships_ release];
1971     if (metadata_ != nil)
1972         [metadata_ release];
1973
1974     [super dealloc];
1975 }
1976
1977 + (NSString *) webScriptNameForSelector:(SEL)selector {
1978     if (selector == @selector(hasTag:))
1979         return @"hasTag";
1980     else
1981         return nil;
1982 }
1983
1984 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1985     return [self webScriptNameForSelector:selector] == nil;
1986 }
1987
1988 + (NSArray *) _attributeKeys {
1989     return [NSArray arrayWithObjects:@"applications", @"author", @"depiction", @"longDescription", @"essential", @"homepage", @"icon", @"id", @"installed", @"latest", @"longSection", @"maintainer", @"mode", @"name", @"purposes", @"section", @"shortDescription", @"shortSection", @"simpleSection", @"size", @"source", @"sponsor", @"support", @"warnings", nil];
1990 }
1991
1992 - (NSArray *) attributeKeys {
1993     return [[self class] _attributeKeys];
1994 }
1995
1996 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1997     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1998 }
1999
2000 - (void) parse {
2001     if (parsed_)
2002         return;
2003     parsed_ = true;
2004     if (file_.end())
2005         return;
2006
2007     _profile(Package$parse)
2008         pkgRecords::Parser *parser;
2009
2010         _profile(Package$parse$Lookup)
2011             parser = &[database_ records]->Lookup(file_);
2012         _end
2013
2014         CYString website;
2015
2016         _profile(Package$parse$Find)
2017             struct {
2018                 const char *name_;
2019                 CYString *value_;
2020             } names[] = {
2021                 {"icon", &icon_},
2022                 {"depiction", &depiction_},
2023                 {"homepage", &homepage_},
2024                 {"website", &website},
2025                 {"bugs", &bugs_},
2026                 {"support", &support_},
2027                 {"sponsor", &sponsor_},
2028                 {"author", &author_},
2029             };
2030
2031             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2032                 const char *start, *end;
2033
2034                 if (parser->Find(names[i].name_, start, end)) {
2035                     CYString &value(*names[i].value_);
2036                     _profile(Package$parse$Value)
2037                         value.set(pool_, start, end - start);
2038                     _end
2039                 }
2040             }
2041         _end
2042
2043         _profile(Package$parse$Tagline)
2044             const char *start, *end;
2045             if (parser->ShortDesc(start, end)) {
2046                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2047                 if (stop == NULL)
2048                     stop = end;
2049                 while (stop != start && stop[-1] == '\r')
2050                     --stop;
2051                 tagline_.set(pool_, start, stop - start);
2052             }
2053         _end
2054
2055         _profile(Package$parse$Retain)
2056             if (homepage_.empty())
2057                 homepage_ = website;
2058             if (homepage_ == depiction_)
2059                 homepage_.clear();
2060         _end
2061     _end
2062 }
2063
2064 - (void) setVisible {
2065     visible_ = required_ && [self hasSupportingRole] && [self unfiltered];
2066 }
2067
2068 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2069     if ((self = [super init]) != nil) {
2070     _profile(Package$initWithVersion)
2071     @synchronized (database) {
2072         era_ = [database era];
2073         pool_ = pool;
2074
2075         version_ = version;
2076         iterator_ = version.ParentPkg();
2077         database_ = database;
2078
2079         _profile(Package$initWithVersion$Latest)
2080             latest_ = (NSString *) StripVersion(version_.VerStr());
2081         _end
2082
2083         pkgCache::VerIterator current;
2084         _profile(Package$initWithVersion$Versions)
2085             current = iterator_.CurrentVer();
2086             if (!current.end())
2087                 installed_.set(pool_, StripVersion_(current.VerStr()));
2088
2089             if (!version_.end())
2090                 file_ = version_.FileList();
2091             else {
2092                 pkgCache &cache([database_ cache]);
2093                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2094             }
2095         _end
2096
2097         _profile(Package$initWithVersion$Name)
2098             id_.set(pool_, iterator_.Name());
2099             name_.set(pool, iterator_.Display());
2100         _end
2101
2102         if (!file_.end()) {
2103             _profile(Package$initWithVersion$Source)
2104                 source_ = [database_ getSource:file_.File()];
2105                 if (source_ != nil)
2106                     [source_ retain];
2107                 cached_ = true;
2108             _end
2109         }
2110
2111         required_ = true;
2112
2113         _profile(Package$initWithVersion$Tags)
2114             pkgCache::TagIterator tag(iterator_.TagList());
2115             if (!tag.end()) {
2116                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2117                 do {
2118                     const char *name(tag.Name());
2119                     [tags_ addObject:(NSString *)CFCString(name)];
2120                     if (role_ == nil && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/)
2121                         role_ = (NSString *) CFCString(name + 6);
2122                     if (required_ && strncmp(name, "require::", 9) == 0 && (
2123                         true
2124                     ))
2125                         required_ = false;
2126                     ++tag;
2127                 } while (!tag.end());
2128             }
2129         _end
2130
2131         bool changed(false);
2132         NSString *key([id_ lowercaseString]);
2133
2134         _profile(Package$initWithVersion$Metadata)
2135             metadata_ = [Packages_ objectForKey:key];
2136
2137             if (metadata_ == nil) {
2138                 firstSeen_ = now_;
2139
2140                 metadata_ = [[NSMutableDictionary dictionaryWithObjectsAndKeys:
2141                     firstSeen_, @"FirstSeen",
2142                     latest_, @"LastVersion",
2143                 nil] mutableCopy];
2144
2145                 changed = true;
2146             } else {
2147                 firstSeen_ = [metadata_ objectForKey:@"FirstSeen"];
2148                 lastSeen_ = [metadata_ objectForKey:@"LastSeen"];
2149
2150                 if (NSNumber *subscribed = [metadata_ objectForKey:@"IsSubscribed"])
2151                     subscribed_ = [subscribed boolValue];
2152
2153                 NSString *version([metadata_ objectForKey:@"LastVersion"]);
2154
2155                 if (firstSeen_ == nil) {
2156                     firstSeen_ = lastSeen_ == nil ? now_ : lastSeen_;
2157                     [metadata_ setObject:firstSeen_ forKey:@"FirstSeen"];
2158                     changed = true;
2159                 }
2160
2161                 if (version == nil) {
2162                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2163                     changed = true;
2164                 } else {
2165                 if (![version isEqualToString:latest_]) {
2166                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2167                     lastSeen_ = now_;
2168                     [metadata_ setObject:lastSeen_ forKey:@"LastSeen"];
2169                     changed = true;
2170                 } }
2171             }
2172
2173             metadata_ = [metadata_ retain];
2174
2175             if (changed) {
2176                 [Packages_ setObject:metadata_ forKey:key];
2177                 Changed_ = true;
2178             }
2179         _end
2180
2181         _profile(Package$initWithVersion$Section)
2182             section_.set(pool_, iterator_.Section());
2183         _end
2184
2185         essential_ = ((iterator_->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES) || [self hasTag:@"cydia::essential"];
2186         [self setVisible];
2187     } _end } return self;
2188 }
2189
2190 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2191 @synchronized ([Database class]) {
2192     pkgCache::VerIterator version;
2193
2194     _profile(Package$packageWithIterator$GetCandidateVer)
2195         version = [database policy]->GetCandidateVer(iterator);
2196     _end
2197
2198     if (version.end())
2199         return nil;
2200
2201     return [[[Package alloc]
2202         initWithVersion:version
2203         withZone:zone
2204         inPool:pool
2205         database:database
2206     ] autorelease];
2207 } }
2208
2209 - (pkgCache::PkgIterator) iterator {
2210     return iterator_;
2211 }
2212
2213 - (NSString *) section {
2214     if (section$_ == nil) {
2215         if (section_.empty())
2216             return nil;
2217
2218         std::replace(section_.data(), section_.data() + section_.size(), ' ', '_');
2219         NSString *name(section_);
2220
2221       lookup:
2222         if (NSDictionary *value = [SectionMap_ objectForKey:name])
2223             if (NSString *rename = [value objectForKey:@"Rename"]) {
2224                 name = rename;
2225                 goto lookup;
2226             }
2227
2228         section$_ = [[name stringByReplacingCharacter:'_' withCharacter:' '] retain];
2229     } return section$_;
2230 }
2231
2232 - (NSString *) simpleSection {
2233     if (NSString *section = [self section])
2234         return Simplify(section);
2235     else
2236         return nil;
2237 }
2238
2239 - (NSString *) longSection {
2240     return LocalizeSection([self section]);
2241 }
2242
2243 - (NSString *) shortSection {
2244     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2245 }
2246
2247 - (NSString *) uri {
2248     return nil;
2249 #if 0
2250     pkgIndexFile *index;
2251     pkgCache::PkgFileIterator file(file_.File());
2252     if (![database_ list].FindIndex(file, index))
2253         return nil;
2254     return [NSString stringWithUTF8String:iterator_->Path];
2255     //return [NSString stringWithUTF8String:file.Site()];
2256     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2257 #endif
2258 }
2259
2260 - (Address *) maintainer {
2261     if (file_.end())
2262         return nil;
2263     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2264     const std::string &maintainer(parser->Maintainer());
2265     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2266 }
2267
2268 - (size_t) size {
2269     return version_.end() ? 0 : version_->InstalledSize;
2270 }
2271
2272 - (NSString *) longDescription {
2273     if (file_.end())
2274         return nil;
2275     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2276     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2277
2278     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2279     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2280     if ([lines count] < 2)
2281         return nil;
2282
2283     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2284     for (size_t i(1), e([lines count]); i != e; ++i) {
2285         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2286         [trimmed addObject:trim];
2287     }
2288
2289     return [trimmed componentsJoinedByString:@"\n"];
2290 }
2291
2292 - (NSString *) shortDescription {
2293     return tagline_;
2294 }
2295
2296 - (unichar) index {
2297     _profile(Package$index)
2298         CFStringRef name((CFStringRef) [self name]);
2299         if (CFStringGetLength(name) == 0)
2300             return '#';
2301         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2302         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2303             return '#';
2304         return toupper(character);
2305     _end
2306 }
2307
2308 - (NSMutableDictionary *) metadata {
2309     return metadata_;
2310 }
2311
2312 - (NSDate *) seen {
2313     if (subscribed_ && lastSeen_ != nil)
2314         return lastSeen_;
2315     return firstSeen_;
2316 }
2317
2318 - (BOOL) subscribed {
2319     return subscribed_;
2320 }
2321
2322 - (BOOL) ignored {
2323     NSDictionary *metadata([self metadata]);
2324     if (NSNumber *ignored = [metadata objectForKey:@"IsIgnored"])
2325         return [ignored boolValue];
2326     else
2327         return false;
2328 }
2329
2330 - (NSString *) latest {
2331     return latest_;
2332 }
2333
2334 - (NSString *) installed {
2335     return installed_;
2336 }
2337
2338 - (BOOL) uninstalled {
2339     return installed_.empty();
2340 }
2341
2342 - (BOOL) valid {
2343     return !version_.end();
2344 }
2345
2346 - (BOOL) upgradableAndEssential:(BOOL)essential {
2347     _profile(Package$upgradableAndEssential)
2348         pkgCache::VerIterator current(iterator_.CurrentVer());
2349         if (current.end())
2350             return essential && essential_ && visible_;
2351         else
2352             return !version_.end() && version_ != current;// && (!essential || ![database_ cache][iterator_].Keep());
2353     _end
2354 }
2355
2356 - (BOOL) essential {
2357     return essential_;
2358 }
2359
2360 - (BOOL) broken {
2361     return [database_ cache][iterator_].InstBroken();
2362 }
2363
2364 - (BOOL) unfiltered {
2365     NSString *section([self section]);
2366     return section == nil || isSectionVisible(section);
2367 }
2368
2369 - (BOOL) visible {
2370     return visible_;
2371 }
2372
2373 - (BOOL) half {
2374     unsigned char current(iterator_->CurrentState);
2375     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2376 }
2377
2378 - (BOOL) halfConfigured {
2379     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2380 }
2381
2382 - (BOOL) halfInstalled {
2383     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2384 }
2385
2386 - (BOOL) hasMode {
2387     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2388     return state.Mode != pkgDepCache::ModeKeep;
2389 }
2390
2391 - (NSString *) mode {
2392     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2393
2394     switch (state.Mode) {
2395         case pkgDepCache::ModeDelete:
2396             if ((state.iFlags & pkgDepCache::Purge) != 0)
2397                 return @"PURGE";
2398             else
2399                 return @"REMOVE";
2400         case pkgDepCache::ModeKeep:
2401             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2402                 return @"REINSTALL";
2403             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2404                 return nil;*/
2405             else
2406                 return nil;
2407         case pkgDepCache::ModeInstall:
2408             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2409                 return @"REINSTALL";
2410             else*/ switch (state.Status) {
2411                 case -1:
2412                     return @"DOWNGRADE";
2413                 case 0:
2414                     return @"INSTALL";
2415                 case 1:
2416                     return @"UPGRADE";
2417                 case 2:
2418                     return @"NEW_INSTALL";
2419                 default:
2420                     _assert(false);
2421             }
2422         default:
2423             _assert(false);
2424     }
2425 }
2426
2427 - (NSString *) id {
2428     return id_;
2429 }
2430
2431 - (NSString *) name {
2432     return name_.empty() ? id_ : name_;
2433 }
2434
2435 - (UIImage *) icon {
2436     NSString *section = [self simpleSection];
2437
2438     UIImage *icon(nil);
2439     if (!icon_.empty())
2440         if ([icon_ hasPrefix:@"file:///"])
2441             icon = [UIImage imageAtPath:[icon_ substringFromIndex:7]];
2442     if (icon == nil) if (section != nil)
2443         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2444     if (icon == nil) if (source_ != nil) if (NSString *dicon = [source_ defaultIcon])
2445         if ([dicon hasPrefix:@"file:///"])
2446             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2447     if (icon == nil)
2448         icon = [UIImage applicationImageNamed:@"unknown.png"];
2449     return icon;
2450 }
2451
2452 - (NSString *) homepage {
2453     return homepage_;
2454 }
2455
2456 - (NSString *) depiction {
2457     return !depiction_.empty() ? depiction_ : [[self source] depictionForPackage:id_];
2458 }
2459
2460 - (Address *) sponsor {
2461     if (sponsor$_ == nil) {
2462         if (sponsor_.empty())
2463             return nil;
2464         sponsor$_ = [[Address addressWithString:sponsor_] retain];
2465     } return sponsor$_;
2466 }
2467
2468 - (Address *) author {
2469     if (author$_ == nil) {
2470         if (author_.empty())
2471             return nil;
2472         author$_ = [[Address addressWithString:author_] retain];
2473     } return author$_;
2474 }
2475
2476 - (NSString *) support {
2477     return !bugs_.empty() ? bugs_ : [[self source] supportForPackage:id_];
2478 }
2479
2480 - (NSArray *) files {
2481     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2482     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2483
2484     std::ifstream fin;
2485     fin.open([path UTF8String]);
2486     if (!fin.is_open())
2487         return nil;
2488
2489     std::string line;
2490     while (std::getline(fin, line))
2491         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2492
2493     return files;
2494 }
2495
2496 - (NSArray *) relationships {
2497     return relationships_;
2498 }
2499
2500 - (NSArray *) warnings {
2501     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2502     const char *name(iterator_.Name());
2503
2504     size_t length(strlen(name));
2505     if (length < 2) invalid:
2506         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2507     else for (size_t i(0); i != length; ++i)
2508         if (
2509             /* XXX: technically this is not allowed */
2510             (name[i] < 'A' || name[i] > 'Z') &&
2511             (name[i] < 'a' || name[i] > 'z') &&
2512             (name[i] < '0' || name[i] > '9') &&
2513             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2514         ) goto invalid;
2515
2516     if (strcmp(name, "cydia") != 0) {
2517         bool cydia = false;
2518         bool user = false;
2519         bool _private = false;
2520         bool stash = false;
2521
2522         bool repository = [[self section] isEqualToString:@"Repositories"];
2523
2524         if (NSArray *files = [self files])
2525             for (NSString *file in files)
2526                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2527                     cydia = true;
2528                 else if (!user && [file isEqualToString:@"/User"])
2529                     user = true;
2530                 else if (!_private && [file isEqualToString:@"/private"])
2531                     _private = true;
2532                 else if (!stash && [file isEqualToString:@"/var/stash"])
2533                     stash = true;
2534
2535         /* XXX: this is not sensitive enough. only some folders are valid. */
2536         if (cydia && !repository)
2537             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2538         if (user)
2539             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2540         if (_private)
2541             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2542         if (stash)
2543             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2544     }
2545
2546     return [warnings count] == 0 ? nil : warnings;
2547 }
2548
2549 - (NSArray *) applications {
2550     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2551
2552     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2553
2554     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2555     if (NSArray *files = [self files])
2556         for (NSString *file in files)
2557             if (application_r(file)) {
2558                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2559                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2560                 if ([id isEqualToString:me])
2561                     continue;
2562
2563                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2564                 if (display == nil)
2565                     display = application_r[1];
2566
2567                 NSString *bundle([file stringByDeletingLastPathComponent]);
2568                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2569                 if (icon == nil || [icon length] == 0)
2570                     icon = @"icon.png";
2571                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2572
2573                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2574                 [applications addObject:application];
2575
2576                 [application addObject:id];
2577                 [application addObject:display];
2578                 [application addObject:url];
2579             }
2580
2581     return [applications count] == 0 ? nil : applications;
2582 }
2583
2584 - (Source *) source {
2585     if (!cached_) {
2586         @synchronized (database_) {
2587             if ([database_ era] != era_ || file_.end())
2588                 source_ = nil;
2589             else {
2590                 source_ = [database_ getSource:file_.File()];
2591                 if (source_ != nil)
2592                     [source_ retain];
2593             }
2594
2595             cached_ = true;
2596         }
2597     }
2598
2599     return source_;
2600 }
2601
2602 - (NSString *) role {
2603     return role_;
2604 }
2605
2606 - (BOOL) matches:(NSString *)text {
2607     if (text == nil)
2608         return NO;
2609
2610     NSRange range;
2611
2612     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2613     if (range.location != NSNotFound)
2614         return YES;
2615
2616     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2617     if (range.location != NSNotFound)
2618         return YES;
2619
2620     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2621     if (range.location != NSNotFound)
2622         return YES;
2623
2624     return NO;
2625 }
2626
2627 - (bool) hasSupportingRole {
2628     if (role_ == nil)
2629         return true;
2630     if ([role_ isEqualToString:@"enduser"])
2631         return true;
2632     if ([Role_ isEqualToString:@"User"])
2633         return false;
2634     if ([role_ isEqualToString:@"hacker"])
2635         return true;
2636     if ([Role_ isEqualToString:@"Hacker"])
2637         return false;
2638     if ([role_ isEqualToString:@"developer"])
2639         return true;
2640     if ([Role_ isEqualToString:@"Developer"])
2641         return false;
2642     _assert(false);
2643 }
2644
2645 - (BOOL) hasTag:(NSString *)tag {
2646     return tags_ == nil ? NO : [tags_ containsObject:tag];
2647 }
2648
2649 - (NSString *) primaryPurpose {
2650     for (NSString *tag in tags_)
2651         if ([tag hasPrefix:@"purpose::"])
2652             return [tag substringFromIndex:9];
2653     return nil;
2654 }
2655
2656 - (NSArray *) purposes {
2657     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2658     for (NSString *tag in tags_)
2659         if ([tag hasPrefix:@"purpose::"])
2660             [purposes addObject:[tag substringFromIndex:9]];
2661     return [purposes count] == 0 ? nil : purposes;
2662 }
2663
2664 - (bool) isCommercial {
2665     return [self hasTag:@"cydia::commercial"];
2666 }
2667
2668 - (CYString &) cyname {
2669     return name_.empty() ? id_ : name_;
2670 }
2671
2672 - (uint32_t) compareBySection:(NSArray *)sections {
2673     NSString *section([self section]);
2674     for (size_t i(0), e([sections count]); i != e; ++i) {
2675         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2676             return i;
2677     }
2678
2679     return _not(uint32_t);
2680 }
2681
2682 - (uint32_t) compareForChanges {
2683     union {
2684         uint32_t key;
2685
2686         struct {
2687             uint32_t timestamp : 30;
2688             uint32_t ignored : 1;
2689             uint32_t upgradable : 1;
2690         } bits;
2691     } value;
2692
2693     bool upgradable([self upgradableAndEssential:YES]);
2694     value.bits.upgradable = upgradable ? 1 : 0;
2695
2696     if (upgradable) {
2697         value.bits.timestamp = 0;
2698         value.bits.ignored = [self ignored] ? 0 : 1;
2699         value.bits.upgradable = 1;
2700     } else {
2701         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
2702         value.bits.ignored = 0;
2703         value.bits.upgradable = 0;
2704     }
2705
2706     return _not(uint32_t) - value.key;
2707 }
2708
2709 - (void) clear {
2710     pkgProblemResolver *resolver = [database_ resolver];
2711     resolver->Clear(iterator_);
2712     resolver->Protect(iterator_);
2713 }
2714
2715 - (void) install {
2716     pkgProblemResolver *resolver = [database_ resolver];
2717     resolver->Clear(iterator_);
2718     resolver->Protect(iterator_);
2719     pkgCacheFile &cache([database_ cache]);
2720     cache->MarkInstall(iterator_, false);
2721     pkgDepCache::StateCache &state((*cache)[iterator_]);
2722     if (!state.Install())
2723         cache->SetReInstall(iterator_, true);
2724 }
2725
2726 - (void) remove {
2727     pkgProblemResolver *resolver = [database_ resolver];
2728     resolver->Clear(iterator_);
2729     resolver->Protect(iterator_);
2730     resolver->Remove(iterator_);
2731     [database_ cache]->MarkDelete(iterator_, true);
2732 }
2733
2734 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2735     _profile(Package$isUnfilteredAndSearchedForBy)
2736         bool value(true);
2737
2738         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2739             value &= [self unfiltered];
2740         _end
2741
2742         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2743             value &= [self matches:search];
2744         _end
2745
2746         return value;
2747     _end
2748 }
2749
2750 - (bool) isInstalledAndVisible:(NSNumber *)number {
2751     return (![number boolValue] || [self visible]) && ![self uninstalled];
2752 }
2753
2754 - (bool) isVisiblyUninstalledInSection:(NSString *)name {
2755     NSString *section = [self section];
2756
2757     return
2758         [self visible] &&
2759         [self uninstalled] && (
2760             name == nil ||
2761             section == nil && [name length] == 0 ||
2762             [name isEqualToString:section]
2763         );
2764 }
2765
2766 - (bool) isVisibleInSource:(Source *)source {
2767     return [self source] == source && [self visible];
2768 }
2769
2770 @end
2771 /* }}} */
2772 /* Section Class {{{ */
2773 @interface Section : NSObject {
2774     NSString *name_;
2775     unichar index_;
2776     size_t row_;
2777     size_t count_;
2778     NSString *localized_;
2779 }
2780
2781 - (NSComparisonResult) compareByLocalized:(Section *)section;
2782 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2783 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2784 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2785 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2786 - (NSString *) name;
2787 - (unichar) index;
2788
2789 - (size_t) row;
2790 - (size_t) count;
2791
2792 - (void) addToRow;
2793 - (void) addToCount;
2794
2795 - (void) setCount:(size_t)count;
2796 - (NSString *) localized;
2797
2798 @end
2799
2800 @implementation Section
2801
2802 - (void) dealloc {
2803     [name_ release];
2804     if (localized_ != nil)
2805         [localized_ release];
2806     [super dealloc];
2807 }
2808
2809 - (NSComparisonResult) compareByLocalized:(Section *)section {
2810     NSString *lhs(localized_);
2811     NSString *rhs([section localized]);
2812
2813     /*if ([lhs length] != 0 && [rhs length] != 0) {
2814         unichar lhc = [lhs characterAtIndex:0];
2815         unichar rhc = [rhs characterAtIndex:0];
2816
2817         if (isalpha(lhc) && !isalpha(rhc))
2818             return NSOrderedAscending;
2819         else if (!isalpha(lhc) && isalpha(rhc))
2820             return NSOrderedDescending;
2821     }*/
2822
2823     return [lhs compare:rhs options:LaxCompareOptions_];
2824 }
2825
2826 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2827     if ((self = [self initWithName:name localize:NO]) != nil) {
2828         if (localized != nil)
2829             localized_ = [localized retain];
2830     } return self;
2831 }
2832
2833 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2834     return [self initWithName:name row:0 localize:localize];
2835 }
2836
2837 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2838     if ((self = [super init]) != nil) {
2839         name_ = [name retain];
2840         index_ = '\0';
2841         row_ = row;
2842         if (localize)
2843             localized_ = [LocalizeSection(name_) retain];
2844     } return self;
2845 }
2846
2847 /* XXX: localize the index thingees */
2848 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2849     if ((self = [super init]) != nil) {
2850         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2851         index_ = index;
2852         row_ = row;
2853     } return self;
2854 }
2855
2856 - (NSString *) name {
2857     return name_;
2858 }
2859
2860 - (unichar) index {
2861     return index_;
2862 }
2863
2864 - (size_t) row {
2865     return row_;
2866 }
2867
2868 - (size_t) count {
2869     return count_;
2870 }
2871
2872 - (void) addToRow {
2873     ++row_;
2874 }
2875
2876 - (void) addToCount {
2877     ++count_;
2878 }
2879
2880 - (void) setCount:(size_t)count {
2881     count_ = count;
2882 }
2883
2884 - (NSString *) localized {
2885     return localized_;
2886 }
2887
2888 @end
2889 /* }}} */
2890
2891 /* Database Implementation {{{ */
2892 @implementation Database
2893
2894 + (Database *) sharedInstance {
2895     static Database *instance;
2896     if (instance == nil)
2897         instance = [[Database alloc] init];
2898     return instance;
2899 }
2900
2901 - (unsigned) era {
2902     return era_;
2903 }
2904
2905 - (void) dealloc {
2906     _assert(false);
2907     NSRecycleZone(zone_);
2908     // XXX: malloc_destroy_zone(zone_);
2909     apr_pool_destroy(pool_);
2910     [super dealloc];
2911 }
2912
2913 - (void) _readCydia:(NSNumber *)fd { _pooled
2914     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2915     std::istream is(&ib);
2916     std::string line;
2917
2918     static Pcre finish_r("^finish:([^:]*)$");
2919
2920     while (std::getline(is, line)) {
2921         const char *data(line.c_str());
2922         size_t size = line.size();
2923         lprintf("C:%s\n", data);
2924
2925         if (finish_r(data, size)) {
2926             NSString *finish = finish_r[1];
2927             int index = [Finishes_ indexOfObject:finish];
2928             if (index != INT_MAX && index > Finish_)
2929                 Finish_ = index;
2930         }
2931     }
2932
2933     _assert(false);
2934 }
2935
2936 - (void) _readStatus:(NSNumber *)fd { _pooled
2937     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2938     std::istream is(&ib);
2939     std::string line;
2940
2941     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
2942     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
2943
2944     while (std::getline(is, line)) {
2945         const char *data(line.c_str());
2946         size_t size = line.size();
2947         lprintf("S:%s\n", data);
2948
2949         if (conffile_r(data, size)) {
2950             [delegate_ setConfigurationData:conffile_r[1]];
2951         } else if (strncmp(data, "status: ", 8) == 0) {
2952             NSString *string = [NSString stringWithUTF8String:(data + 8)];
2953             [delegate_ setProgressTitle:string];
2954         } else if (pmstatus_r(data, size)) {
2955             std::string type([pmstatus_r[1] UTF8String]);
2956             NSString *id = pmstatus_r[2];
2957
2958             float percent([pmstatus_r[3] floatValue]);
2959             [delegate_ setProgressPercent:(percent / 100)];
2960
2961             NSString *string = pmstatus_r[4];
2962
2963             if (type == "pmerror")
2964                 [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
2965                     withObject:[NSArray arrayWithObjects:string, id, nil]
2966                     waitUntilDone:YES
2967                 ];
2968             else if (type == "pmstatus") {
2969                 [delegate_ setProgressTitle:string];
2970             } else if (type == "pmconffile")
2971                 [delegate_ setConfigurationData:string];
2972             else _assert(false);
2973         } else _assert(false);
2974     }
2975
2976     _assert(false);
2977 }
2978
2979 - (void) _readOutput:(NSNumber *)fd { _pooled
2980     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2981     std::istream is(&ib);
2982     std::string line;
2983
2984     while (std::getline(is, line)) {
2985         lprintf("O:%s\n", line.c_str());
2986         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
2987     }
2988
2989     _assert(false);
2990 }
2991
2992 - (FILE *) input {
2993     return input_;
2994 }
2995
2996 - (Package *) packageWithName:(NSString *)name {
2997 @synchronized ([Database class]) {
2998     if (static_cast<pkgDepCache *>(cache_) == NULL)
2999         return nil;
3000     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3001     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3002 } }
3003
3004 - (Database *) init {
3005     if ((self = [super init]) != nil) {
3006         policy_ = NULL;
3007         records_ = NULL;
3008         resolver_ = NULL;
3009         fetcher_ = NULL;
3010         lock_ = NULL;
3011
3012         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3013         apr_pool_create(&pool_, NULL);
3014
3015         packages_ = [[NSMutableArray alloc] init];
3016
3017         int fds[2];
3018
3019         _assert(pipe(fds) != -1);
3020         cydiafd_ = fds[1];
3021
3022         _config->Set("APT::Keep-Fds::", cydiafd_);
3023         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3024
3025         [NSThread
3026             detachNewThreadSelector:@selector(_readCydia:)
3027             toTarget:self
3028             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3029         ];
3030
3031         _assert(pipe(fds) != -1);
3032         statusfd_ = fds[1];
3033
3034         [NSThread
3035             detachNewThreadSelector:@selector(_readStatus:)
3036             toTarget:self
3037             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3038         ];
3039
3040         _assert(pipe(fds) != -1);
3041         _assert(dup2(fds[0], 0) != -1);
3042         _assert(close(fds[0]) != -1);
3043
3044         input_ = fdopen(fds[1], "a");
3045
3046         _assert(pipe(fds) != -1);
3047         _assert(dup2(fds[1], 1) != -1);
3048         _assert(close(fds[1]) != -1);
3049
3050         [NSThread
3051             detachNewThreadSelector:@selector(_readOutput:)
3052             toTarget:self
3053             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3054         ];
3055     } return self;
3056 }
3057
3058 - (pkgCacheFile &) cache {
3059     return cache_;
3060 }
3061
3062 - (pkgDepCache::Policy *) policy {
3063     return policy_;
3064 }
3065
3066 - (pkgRecords *) records {
3067     return records_;
3068 }
3069
3070 - (pkgProblemResolver *) resolver {
3071     return resolver_;
3072 }
3073
3074 - (pkgAcquire &) fetcher {
3075     return *fetcher_;
3076 }
3077
3078 - (pkgSourceList &) list {
3079     return *list_;
3080 }
3081
3082 - (NSArray *) packages {
3083     return packages_;
3084 }
3085
3086 - (NSArray *) sources {
3087     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3088     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3089         [sources addObject:i->second];
3090     return sources;
3091 }
3092
3093 - (NSArray *) issues {
3094     if (cache_->BrokenCount() == 0)
3095         return nil;
3096
3097     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3098
3099     for (Package *package in packages_) {
3100         if (![package broken])
3101             continue;
3102         pkgCache::PkgIterator pkg([package iterator]);
3103
3104         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3105         [entry addObject:[package name]];
3106         [issues addObject:entry];
3107
3108         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3109         if (ver.end())
3110             continue;
3111
3112         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3113             pkgCache::DepIterator start;
3114             pkgCache::DepIterator end;
3115             dep.GlobOr(start, end); // ++dep
3116
3117             if (!cache_->IsImportantDep(end))
3118                 continue;
3119             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3120                 continue;
3121
3122             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3123             [entry addObject:failure];
3124             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3125
3126             NSString *name([NSString stringWithUTF8String:start.TargetPkg().Name()]);
3127             if (Package *package = [self packageWithName:name])
3128                 name = [package name];
3129             [failure addObject:name];
3130
3131             pkgCache::PkgIterator target(start.TargetPkg());
3132             if (target->ProvidesList != 0)
3133                 [failure addObject:@"?"];
3134             else {
3135                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3136                 if (!ver.end())
3137                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3138                 else if (!cache_[target].CandidateVerIter(cache_).end())
3139                     [failure addObject:@"-"];
3140                 else if (target->ProvidesList == 0)
3141                     [failure addObject:@"!"];
3142                 else
3143                     [failure addObject:@"%"];
3144             }
3145
3146             _forever {
3147                 if (start.TargetVer() != 0)
3148                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3149                 if (start == end)
3150                     break;
3151                 ++start;
3152             }
3153         }
3154     }
3155
3156     return issues;
3157 }
3158
3159 - (void) reloadData { _pooled
3160 @synchronized ([Database class]) {
3161
3162     @synchronized (self) {
3163         ++era_;
3164     }
3165
3166     [packages_ removeAllObjects];
3167     sources_.clear();
3168
3169     _error->Discard();
3170
3171     delete list_;
3172     list_ = NULL;
3173     manager_ = NULL;
3174     delete lock_;
3175     lock_ = NULL;
3176     delete fetcher_;
3177     fetcher_ = NULL;
3178     delete resolver_;
3179     resolver_ = NULL;
3180     delete records_;
3181     records_ = NULL;
3182     delete policy_;
3183     policy_ = NULL;
3184
3185     if (now_ != nil) {
3186         [now_ release];
3187         now_ = nil;
3188     }
3189
3190     cache_.Close();
3191
3192     apr_pool_clear(pool_);
3193     NSRecycleZone(zone_);
3194
3195     int chk(creat("/tmp/cydia.chk", 0644));
3196     if (chk != -1)
3197         close(chk);
3198
3199     _trace();
3200     if (!cache_.Open(progress_, true)) {
3201         std::string error;
3202         if (!_error->PopMessage(error))
3203             _assert(false);
3204         _error->Discard();
3205         lprintf("cache_.Open():[%s]\n", error.c_str());
3206
3207         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3208             [delegate_ repairWithSelector:@selector(configure)];
3209         else if (error == "The package lists or status file could not be parsed or opened.")
3210             [delegate_ repairWithSelector:@selector(update)];
3211         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3212         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3213         // else if (error == "The list of sources could not be read.")
3214         else _assert(false);
3215
3216         return;
3217     }
3218     _trace();
3219
3220     unlink("/tmp/cydia.chk");
3221
3222     now_ = [[NSDate date] retain];
3223
3224     policy_ = new pkgDepCache::Policy();
3225     records_ = new pkgRecords(cache_);
3226     resolver_ = new pkgProblemResolver(cache_);
3227     fetcher_ = new pkgAcquire(&status_);
3228     lock_ = NULL;
3229
3230     list_ = new pkgSourceList();
3231     _assert(list_->ReadMainList());
3232
3233     _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
3234     _assert(pkgApplyStatus(cache_));
3235
3236     if (cache_->BrokenCount() != 0) {
3237         _assert(pkgFixBroken(cache_));
3238         _assert(cache_->BrokenCount() == 0);
3239         _assert(pkgMinimizeUpgrade(cache_));
3240     }
3241
3242     _trace();
3243
3244     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3245         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3246         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3247             // XXX: this could be more intelligent
3248             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3249                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3250                 if (!cached.end())
3251                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3252             }
3253     }
3254
3255     _trace();
3256
3257     {
3258         /*std::vector<Package *> packages;
3259         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3260         [packages_ release];
3261         packages_ = nil;*/
3262
3263         _trace();
3264
3265         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3266             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3267                 //packages.push_back(package);
3268                 [packages_ addObject:package];
3269
3270         _trace();
3271
3272         /*if (packages.empty())
3273             packages_ = [[NSArray alloc] init];
3274         else
3275             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3276         _trace();*/
3277
3278         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3279         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3280         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3281
3282         /*_trace();
3283         PrintTimes();
3284         _trace();*/
3285
3286         _trace();
3287
3288         /*if (!packages.empty())
3289             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3290         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3291
3292         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3293
3294         CFArrayInsertionSortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3295
3296         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3297
3298         _trace();
3299     }
3300 } }
3301
3302 - (void) configure {
3303     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3304     system([dpkg UTF8String]);
3305 }
3306
3307 - (void) clean {
3308     if (lock_ != NULL)
3309         return;
3310
3311     FileFd Lock;
3312     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3313     _assert(!_error->PendingError());
3314
3315     pkgAcquire fetcher;
3316     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3317
3318     class LogCleaner :
3319         public pkgArchiveCleaner
3320     {
3321       protected:
3322         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3323             unlink(File);
3324         }
3325     } cleaner;
3326
3327     if (!cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)) {
3328         std::string error;
3329         while (_error->PopMessage(error))
3330             lprintf("ArchiveCleaner: %s\n", error.c_str());
3331     }
3332 }
3333
3334 - (void) prepare {
3335     fetcher_->Shutdown();
3336
3337     pkgRecords records(cache_);
3338
3339     lock_ = new FileFd();
3340     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3341     _assert(!_error->PendingError());
3342
3343     pkgSourceList list;
3344     // XXX: explain this with an error message
3345     _assert(list.ReadMainList());
3346
3347     manager_ = (_system->CreatePM(cache_));
3348     _assert(manager_->GetArchives(fetcher_, &list, &records));
3349     _assert(!_error->PendingError());
3350 }
3351
3352 - (void) perform {
3353     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3354         pkgSourceList list;
3355         _assert(list.ReadMainList());
3356         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3357             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3358     }
3359
3360     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3361         _trace();
3362         return;
3363     }
3364
3365     bool failed = false;
3366     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3367         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3368             continue;
3369         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3370             continue;
3371
3372         std::string uri = (*item)->DescURI();
3373         std::string error = (*item)->ErrorText;
3374
3375         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3376         failed = true;
3377
3378         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
3379             withObject:[NSArray arrayWithObjects:
3380                 [NSString stringWithUTF8String:error.c_str()],
3381             nil]
3382             waitUntilDone:YES
3383         ];
3384     }
3385
3386     if (failed) {
3387         _trace();
3388         return;
3389     }
3390
3391     _system->UnLock();
3392     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3393
3394     if (_error->PendingError()) {
3395         _trace();
3396         return;
3397     }
3398
3399     if (result == pkgPackageManager::Failed) {
3400         _trace();
3401         return;
3402     }
3403
3404     if (result != pkgPackageManager::Completed) {
3405         _trace();
3406         return;
3407     }
3408
3409     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3410         pkgSourceList list;
3411         _assert(list.ReadMainList());
3412         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3413             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3414     }
3415
3416     if (![before isEqualToArray:after])
3417         [self update];
3418 }
3419
3420 - (void) upgrade {
3421     _assert(pkgDistUpgrade(cache_));
3422 }
3423
3424 - (void) update {
3425     [self updateWithStatus:status_];
3426 }
3427
3428 - (void) setVisible {
3429     for (Package *package in packages_)
3430         [package setVisible];
3431 }
3432
3433 - (NSString *) updateWithStatus:(Status &)status {
3434     pkgSourceList list;
3435     _assert(list.ReadMainList());
3436
3437     FileFd lock;
3438     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3439
3440     if (_error->PendingError()) error: {
3441         std::string error;
3442         if (!_error->PopMessage(error))
3443             _assert(false);
3444         _error->Discard();
3445         return [NSString stringWithUTF8String:error.c_str()];
3446     }
3447
3448     if (!ListUpdate(status, list, PulseInterval_))
3449         goto error;
3450
3451     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3452     Changed_ = true;
3453
3454     return nil;
3455 }
3456
3457 - (void) setDelegate:(id)delegate {
3458     delegate_ = delegate;
3459     status_.setDelegate(delegate);
3460     progress_.setDelegate(delegate);
3461 }
3462
3463 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3464     SourceMap::const_iterator i(sources_.find(file->ID));
3465     return i == sources_.end() ? nil : i->second;
3466 }
3467
3468 @end
3469 /* }}} */
3470
3471 /* Confirmation View {{{ */
3472 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3473     if (!iterator.end())
3474         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3475             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3476                 continue;
3477             pkgCache::PkgIterator package(dep.TargetPkg());
3478             if (package.end())
3479                 continue;
3480             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3481                 return true;
3482         }
3483
3484     return false;
3485 }
3486
3487 /* Web Scripting {{{ */
3488 @interface CydiaObject : NSObject {
3489     id indirect_;
3490 }
3491
3492 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3493 @end
3494
3495 @implementation CydiaObject
3496
3497 - (void) dealloc {
3498     [indirect_ release];
3499     [super dealloc];
3500 }
3501
3502 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3503     if ((self = [super init]) != nil) {
3504         indirect_ = [indirect retain];
3505     } return self;
3506 }
3507
3508 + (NSArray *) _attributeKeys {
3509     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3510 }
3511
3512 - (NSArray *) attributeKeys {
3513     return [[self class] _attributeKeys];
3514 }
3515
3516 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3517     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3518 }
3519
3520 - (NSString *) device {
3521     return [[UIDevice currentDevice] uniqueIdentifier];
3522 }
3523
3524 #if 0 // XXX: implement!
3525 - (NSString *) mac {
3526     if (![indirect_ promptForSensitive:@"Mac Address"])
3527         return nil;
3528 }
3529
3530 - (NSString *) serial {
3531     if (![indirect_ promptForSensitive:@"Serial #"])
3532         return nil;
3533 }
3534
3535 - (NSString *) firewire {
3536     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3537         return nil;
3538 }
3539
3540 - (NSString *) imei {
3541     if (![indirect_ promptForSensitive:@"IMEI"])
3542         return nil;
3543 }
3544 #endif
3545
3546 + (NSString *) webScriptNameForSelector:(SEL)selector {
3547     if (selector == @selector(close))
3548         return @"close";
3549     else if (selector == @selector(getPackageById:))
3550         return @"getPackageById";
3551     else if (selector == @selector(setAutoPopup:))
3552         return @"setAutoPopup";
3553     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3554         return @"setButtonImage";
3555     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3556         return @"setButtonTitle";
3557     else if (selector == @selector(setFinishHook:))
3558         return @"setFinishHook";
3559     else if (selector == @selector(setPopupHook:))
3560         return @"setPopupHook";
3561     else if (selector == @selector(setSpecial:))
3562         return @"setSpecial";
3563     else if (selector == @selector(setViewportWidth:))
3564         return @"setViewportWidth";
3565     else if (selector == @selector(supports:))
3566         return @"supports";
3567     else if (selector == @selector(stringWithFormat:arguments:))
3568         return @"format";
3569     else if (selector == @selector(localizedStringForKey:value:table:))
3570         return @"localize";
3571     else if (selector == @selector(du:))
3572         return @"du";
3573     else if (selector == @selector(statfs:))
3574         return @"statfs";
3575     else
3576         return nil;
3577 }
3578
3579 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3580     return [self webScriptNameForSelector:selector] == nil;
3581 }
3582
3583 - (BOOL) supports:(NSString *)feature {
3584     return [feature isEqualToString:@"window.open"];
3585 }
3586
3587 - (Package *) getPackageById:(NSString *)id {
3588     Package *package([[Database sharedInstance] packageWithName:id]);
3589     [package parse];
3590     return package;
3591 }
3592
3593 - (NSArray *) statfs:(NSString *)path {
3594     struct statfs stat;
3595
3596     if (path == nil || statfs([path UTF8String], &stat) == -1)
3597         return nil;
3598
3599     return [NSArray arrayWithObjects:
3600         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3601         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3602         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3603     nil];
3604 }
3605
3606 - (NSNumber *) du:(NSString *)path {
3607     NSNumber *value(nil);
3608
3609     int fds[2];
3610     _assert(pipe(fds) != -1);
3611
3612     pid_t pid(ExecFork());
3613     if (pid == 0) {
3614         _assert(dup2(fds[1], 1) != -1);
3615         _assert(close(fds[0]) != -1);
3616         _assert(close(fds[1]) != -1);
3617         /* XXX: this should probably not use du */
3618         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3619         exit(1);
3620         _assert(false);
3621     }
3622
3623     _assert(close(fds[1]) != -1);
3624
3625     if (FILE *du = fdopen(fds[0], "r")) {
3626         char line[1024];
3627         while (fgets(line, sizeof(line), du) != NULL) {
3628             size_t length(strlen(line));
3629             while (length != 0 && line[length - 1] == '\n')
3630                 line[--length] = '\0';
3631             if (char *tab = strchr(line, '\t')) {
3632                 *tab = '\0';
3633                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3634             }
3635         }
3636
3637         fclose(du);
3638     } else _assert(close(fds[0]));
3639
3640     int status;
3641   wait:
3642     if (waitpid(pid, &status, 0) == -1)
3643         if (errno == EINTR)
3644             goto wait;
3645         else _assert(false);
3646
3647     return value;
3648 }
3649
3650 - (void) close {
3651     [indirect_ close];
3652 }
3653
3654 - (void) setAutoPopup:(BOOL)popup {
3655     [indirect_ setAutoPopup:popup];
3656 }
3657
3658 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3659     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3660 }
3661
3662 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3663     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3664 }
3665
3666 - (void) setSpecial:(id)function {
3667     [indirect_ setSpecial:function];
3668 }
3669
3670 - (void) setFinishHook:(id)function {
3671     [indirect_ setFinishHook:function];
3672 }
3673
3674 - (void) setPopupHook:(id)function {
3675     [indirect_ setPopupHook:function];
3676 }
3677
3678 - (void) setViewportWidth:(float)width {
3679     [indirect_ setViewportWidth:width];
3680 }
3681
3682 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3683     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3684     unsigned count([arguments count]);
3685     id values[count];
3686     for (unsigned i(0); i != count; ++i)
3687         values[i] = [arguments objectAtIndex:i];
3688     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3689 }
3690
3691 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3692     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3693         value = nil;
3694     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3695         table = nil;
3696     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3697 }
3698
3699 @end
3700 /* }}} */
3701
3702 @interface CydiaBrowserView : BrowserView {
3703     CydiaObject *cydia_;
3704 }
3705
3706 @end
3707
3708 @implementation CydiaBrowserView
3709
3710 - (void) dealloc {
3711     [cydia_ release];
3712     [super dealloc];
3713 }
3714
3715 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3716     [super webView:sender didClearWindowObject:window forFrame:frame];
3717     [window setValue:cydia_ forKey:@"cydia"];
3718 }
3719
3720 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
3721     if (System_ != NULL)
3722         [request setValue:System_ forHTTPHeaderField:@"X-System"];
3723     if (Machine_ != NULL)
3724         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
3725     if (UniqueID_ != nil)
3726         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
3727     if (Role_ != nil)
3728         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
3729 }
3730
3731 - (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)source {
3732     NSMutableURLRequest *copy = [request mutableCopy];
3733     [self _setMoreHeaders:copy];
3734     return copy;
3735 }
3736
3737 - (id) initWithBook:(RVBook *)book forWidth:(float)width {
3738     if ((self = [super initWithBook:book forWidth:width ofClass:[CydiaBrowserView class]]) != nil) {
3739         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
3740
3741         WebView *webview([webview_ webView]);
3742
3743         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
3744
3745         NSString *application = package == nil ? @"Cydia" : [NSString
3746             stringWithFormat:@"Cydia/%@",
3747             [package installed]
3748         ];
3749
3750         if (Safari_ != nil)
3751             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
3752         if (Build_ != nil)
3753             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
3754         if (Product_ != nil)
3755             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
3756
3757         [webview setApplicationNameForUserAgent:application];
3758     } return self;
3759 }
3760
3761 @end
3762
3763 @protocol ConfirmationViewDelegate
3764 - (void) cancel;
3765 - (void) confirm;
3766 - (void) queue;
3767 @end
3768
3769 @interface ConfirmationView : CydiaBrowserView {
3770     _transient Database *database_;
3771     UIActionSheet *essential_;
3772     NSArray *changes_;
3773     NSArray *issues_;
3774     NSArray *sizes_;
3775     BOOL substrate_;
3776 }
3777
3778 - (id) initWithBook:(RVBook *)book database:(Database *)database;
3779
3780 @end
3781
3782 @implementation ConfirmationView
3783
3784 - (void) dealloc {
3785     [changes_ release];
3786     if (issues_ != nil)
3787         [issues_ release];
3788     [sizes_ release];
3789     if (essential_ != nil)
3790         [essential_ release];
3791     [super dealloc];
3792 }
3793
3794 - (void) cancel {
3795     [delegate_ cancel];
3796     [book_ popFromSuperviewAnimated:YES];
3797 }
3798
3799 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
3800     NSString *context([sheet context]);
3801
3802     if ([context isEqualToString:@"remove"]) {
3803         switch (button) {
3804             case 1:
3805                 [self cancel];
3806                 break;
3807             case 2:
3808                 if (substrate_)
3809                     Finish_ = 2;
3810                 [delegate_ confirm];
3811                 break;
3812             default:
3813                 _assert(false);
3814         }
3815
3816         [sheet dismiss];
3817     } else if ([context isEqualToString:@"unable"]) {
3818         [self cancel];
3819         [sheet dismiss];
3820     } else
3821         [super alertSheet:sheet buttonClicked:button];
3822 }
3823
3824 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3825     [super webView:sender didClearWindowObject:window forFrame:frame];
3826     [window setValue:changes_ forKey:@"changes"];
3827     [window setValue:issues_ forKey:@"issues"];
3828     [window setValue:sizes_ forKey:@"sizes"];
3829 }
3830
3831 - (id) initWithBook:(RVBook *)book database:(Database *)database {
3832     if ((self = [super initWithBook:book]) != nil) {
3833         database_ = database;
3834
3835         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
3836         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
3837         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
3838         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
3839         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
3840
3841         bool remove(false);
3842
3843         pkgDepCache::Policy *policy([database_ policy]);
3844
3845         pkgCacheFile &cache([database_ cache]);
3846         NSArray *packages = [database_ packages];
3847         for (Package *package in packages) {
3848             pkgCache::PkgIterator iterator = [package iterator];
3849             pkgDepCache::StateCache &state(cache[iterator]);
3850
3851             NSString *name([package name]);
3852
3853             if (state.NewInstall())
3854                 [installing addObject:name];
3855             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
3856                 [reinstalling addObject:name];
3857             else if (state.Upgrade())
3858                 [upgrading addObject:name];
3859             else if (state.Downgrade())
3860                 [downgrading addObject:name];
3861             else if (state.Delete()) {
3862                 if ([package essential])
3863                     remove = true;
3864                 [removing addObject:name];
3865             } else continue;
3866
3867             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
3868             substrate_ |= DepSubstrate(iterator.CurrentVer());
3869         }
3870
3871         if (!remove)
3872             essential_ = nil;
3873         else if (Advanced_) {
3874             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
3875
3876             essential_ = [[UIActionSheet alloc]
3877                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
3878                 buttons:[NSArray arrayWithObjects:
3879                     [NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")],
3880                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
3881                 nil]
3882                 defaultButtonIndex:0
3883                 delegate:self
3884                 context:@"remove"
3885             ];
3886
3887             [essential_ setDestructiveButtonIndex:1];
3888             [essential_ setBodyText:UCLocalize("REMOVING_ESSENTIALS_EX")];
3889         } else {
3890             essential_ = [[UIActionSheet alloc]
3891                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
3892                 buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
3893                 defaultButtonIndex:0
3894                 delegate:self
3895                 context:@"unable"
3896             ];
3897
3898             [essential_ setBodyText:UCLocalize("UNABLE_TO_COMPLY_EX")];
3899         }
3900
3901         changes_ = [[NSArray alloc] initWithObjects:
3902             installing,
3903             reinstalling,
3904             upgrading,
3905             downgrading,
3906             removing,
3907         nil];
3908
3909         issues_ = [database_ issues];
3910         if (issues_ != nil)
3911             issues_ = [issues_ retain];
3912
3913         sizes_ = [[NSArray alloc] initWithObjects:
3914             SizeString([database_ fetcher].FetchNeeded()),
3915             SizeString([database_ fetcher].PartialPresent()),
3916             SizeString([database_ cache]->UsrSize()),
3917         nil];
3918
3919         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
3920     } return self;
3921 }
3922
3923 - (NSString *) backButtonTitle {
3924     return UCLocalize("CONFIRM");
3925 }
3926
3927 - (NSString *) leftButtonTitle {
3928     return [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")];
3929 }
3930
3931 - (id) rightButtonTitle {
3932     return issues_ != nil ? nil : [super rightButtonTitle];
3933 }
3934
3935 - (id) _rightButtonTitle {
3936 #if AlwaysReload || IgnoreInstall
3937     return [super _rightButtonTitle];
3938 #else
3939     return UCLocalize("CONFIRM");
3940 #endif
3941 }
3942
3943 - (void) _leftButtonClicked {
3944     [self cancel];
3945 }
3946
3947 #if !AlwaysReload
3948 - (void) _rightButtonClicked {
3949 #if IgnoreInstall
3950     return [super _rightButtonClicked];
3951 #endif
3952     if (essential_ != nil)
3953         [essential_ popupAlertAnimated:YES];
3954     else {
3955         if (substrate_)
3956             Finish_ = 2;
3957         [delegate_ confirm];
3958     }
3959 }
3960 #endif
3961
3962 @end
3963 /* }}} */
3964
3965 /* Progress Data {{{ */
3966 @interface ProgressData : NSObject {
3967     SEL selector_;
3968     id target_;
3969     id object_;
3970 }
3971
3972 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
3973
3974 - (SEL) selector;
3975 - (id) target;
3976 - (id) object;
3977 @end
3978
3979 @implementation ProgressData
3980
3981 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
3982     if ((self = [super init]) != nil) {
3983         selector_ = selector;
3984         target_ = target;
3985         object_ = object;
3986     } return self;
3987 }
3988
3989 - (SEL) selector {
3990     return selector_;
3991 }
3992
3993 - (id) target {
3994     return target_;
3995 }
3996
3997 - (id) object {
3998     return object_;
3999 }
4000
4001 @end
4002 /* }}} */
4003 /* Progress View {{{ */
4004 @interface ProgressView : UIView <
4005     ConfigurationDelegate,
4006     ProgressDelegate
4007 > {
4008     _transient Database *database_;
4009     UIView *view_;
4010     UIView *background_;
4011     UITransitionView *transition_;
4012     UIView *overlay_;
4013     UINavigationBar *navbar_;
4014     UIProgressBar *progress_;
4015     UITextView *output_;
4016     UITextLabel *status_;
4017     UIPushButton *close_;
4018     id delegate_;
4019     BOOL running_;
4020     SHA1SumValue springlist_;
4021     SHA1SumValue notifyconf_;
4022 }
4023
4024 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate;
4025 - (void) setContentView:(UIView *)view;
4026 - (void) resetView;
4027
4028 - (void) _retachThread;
4029 - (void) _detachNewThreadData:(ProgressData *)data;
4030 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4031
4032 - (BOOL) isRunning;
4033
4034 @end
4035
4036 @protocol ProgressViewDelegate
4037 - (void) progressViewIsComplete:(ProgressView *)sender;
4038 @end
4039
4040 @implementation ProgressView
4041
4042 - (void) dealloc {
4043     [transition_ setDelegate:nil];
4044     [navbar_ setDelegate:nil];
4045
4046     [view_ release];
4047     if (background_ != nil)
4048         [background_ release];
4049     [transition_ release];
4050     [overlay_ release];
4051     [navbar_ release];
4052     [progress_ release];
4053     [output_ release];
4054     [status_ release];
4055     [close_ release];
4056     [super dealloc];
4057 }
4058
4059 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
4060     if ((self = [super initWithFrame:frame]) != nil) {
4061         database_ = database;
4062         delegate_ = delegate;
4063
4064         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
4065         [transition_ setDelegate:self];
4066
4067         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
4068
4069         background_ = [[UIView alloc] initWithFrame:[self bounds]];
4070         [background_ setBackgroundColor:[UIColor blackColor]];
4071         [self addSubview:background_];
4072
4073         [self addSubview:transition_];
4074
4075         CGSize navsize = [UINavigationBar defaultSize];
4076         CGRect navrect = {{0, 0}, navsize};
4077
4078         navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
4079         [overlay_ addSubview:navbar_];
4080
4081         [navbar_ setBarStyle:1];
4082         [navbar_ setDelegate:self];
4083
4084         UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:nil] autorelease];
4085         [navbar_ pushNavigationItem:navitem];
4086
4087         CGRect bounds = [overlay_ bounds];
4088         CGSize prgsize = [UIProgressBar defaultSize];
4089
4090         CGRect prgrect = {{
4091             (bounds.size.width - prgsize.width) / 2,
4092             bounds.size.height - prgsize.height - 20
4093         }, prgsize};
4094
4095         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
4096         [progress_ setStyle:0];
4097
4098         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
4099             10,
4100             bounds.size.height - prgsize.height - 50,
4101             bounds.size.width - 20,
4102             24
4103         )];
4104
4105         [status_ setColor:[UIColor whiteColor]];
4106         [status_ setBackgroundColor:[UIColor clearColor]];
4107
4108         [status_ setCentersHorizontally:YES];
4109         //[status_ setFont:font];
4110
4111         output_ = [[UITextView alloc] initWithFrame:CGRectMake(
4112             10,
4113             navrect.size.height + 20,
4114             bounds.size.width - 20,
4115             bounds.size.height - navsize.height - 62 - navrect.size.height
4116         )];
4117
4118         //[output_ setTextFont:@"Courier New"];
4119         [output_ setFont:[[output_ font] fontWithSize:12]];
4120
4121         [output_ setTextColor:[UIColor whiteColor]];
4122         [output_ setBackgroundColor:[UIColor clearColor]];
4123
4124         [output_ setMarginTop:0];
4125         [output_ setAllowsRubberBanding:YES];
4126         [output_ setEditable:NO];
4127
4128         [overlay_ addSubview:output_];
4129
4130         close_ = [[UIPushButton alloc] initWithFrame:CGRectMake(
4131             10,
4132             bounds.size.height - prgsize.height - 50,
4133             bounds.size.width - 20,
4134             32 + prgsize.height
4135         )];
4136
4137         [close_ setAutosizesToFit:NO];
4138         [close_ setDrawsShadow:YES];
4139         [close_ setStretchBackground:YES];
4140         [close_ setEnabled:YES];
4141
4142         UIFont *bold = [UIFont boldSystemFontOfSize:22];
4143         [close_ setTitleFont:bold];
4144
4145         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4146         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4147         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4148     } return self;
4149 }
4150
4151 - (void) setContentView:(UIView *)view {
4152     view_ = [view retain];
4153 }
4154
4155 - (void) resetView {
4156     [transition_ transition:6 toView:view_];
4157 }
4158
4159 - (void) _checkError {
4160     if (_error->PendingError()) {
4161         std::string error;
4162         if (!_error->PopMessage(error))
4163             _assert(false);
4164
4165         UIActionSheet *sheet = [[[UIActionSheet alloc]
4166             initWithTitle:UCLocalize("ERROR")
4167             buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4168             defaultButtonIndex:0
4169             delegate:self
4170             context:@"_error"
4171         ] autorelease];
4172
4173         [sheet setBodyText:[NSString stringWithUTF8String:error.c_str()]];
4174         [sheet popupAlertAnimated:YES];
4175
4176         return;
4177     }
4178
4179     [delegate_ progressViewIsComplete:self];
4180
4181     if (Finish_ < 4) {
4182         FileFd file;
4183         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4184             _error->Discard();
4185         else {
4186             MMap mmap(file, MMap::ReadOnly);
4187             SHA1Summation sha1;
4188             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4189             if (!(notifyconf_ == sha1.Result()))
4190                 Finish_ = 4;
4191         }
4192     }
4193
4194     if (Finish_ < 3) {
4195         FileFd file;
4196         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4197             _error->Discard();
4198         else {
4199             MMap mmap(file, MMap::ReadOnly);
4200             SHA1Summation sha1;
4201             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4202             if (!(springlist_ == sha1.Result()))
4203                 Finish_ = 3;
4204         }
4205     }
4206
4207     switch (Finish_) {
4208         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break;
4209         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4210         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4211         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4212         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4213     }
4214
4215 #define ListCache_ "/User/Library/Caches/com.apple.mobile.installation.plist"
4216 #define IconCache_ "/User/Library/Caches/com.apple.springboard-imagecache-icons.plist"
4217
4218     unlink(IconCache_);
4219
4220     if (NSMutableDictionary *cache = [[NSMutableDictionary alloc] initWithContentsOfFile:@ListCache_]) {
4221         [cache autorelease];
4222
4223         NSFileManager *manager = [NSFileManager defaultManager];
4224         NSError *error = nil;
4225
4226         id system = [cache objectForKey:@"System"];
4227         if (system == nil)
4228             goto error;
4229
4230         struct stat info;
4231         if (stat(ListCache_, &info) == -1)
4232             goto error;
4233
4234         [system removeAllObjects];
4235
4236         if (NSArray *apps = [manager contentsOfDirectoryAtPath:@"/Applications" error:&error]) {
4237             for (NSString *app in apps)
4238                 if ([app hasSuffix:@".app"]) {
4239                     NSString *path = [@"/Applications" stringByAppendingPathComponent:app];
4240                     NSString *plist = [path stringByAppendingPathComponent:@"Info.plist"];
4241                     if (NSMutableDictionary *info = [[NSMutableDictionary alloc] initWithContentsOfFile:plist]) {
4242                         [info autorelease];
4243                         if ([info objectForKey:@"CFBundleIdentifier"] != nil) {
4244                             [info setObject:path forKey:@"Path"];
4245                             [info setObject:@"System" forKey:@"ApplicationType"];
4246                             [system addInfoDictionary:info];
4247                         }
4248                     }
4249                 }
4250         } else goto error;
4251
4252         [cache writeToFile:@ListCache_ atomically:YES];
4253
4254         if (chown(ListCache_, info.st_uid, info.st_gid) == -1)
4255             goto error;
4256         if (chmod(ListCache_, info.st_mode) == -1)
4257             goto error;
4258
4259         if (false) error:
4260             lprintf("%s\n", error == nil ? strerror(errno) : [[error localizedDescription] UTF8String]);
4261     }
4262
4263     notify_post("com.apple.mobile.application_installed");
4264
4265     [delegate_ setStatusBarShowsProgress:NO];
4266 }
4267
4268 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
4269     NSString *context([sheet context]);
4270
4271     if ([context isEqualToString:@"error"])
4272         [sheet dismiss];
4273     else if ([context isEqualToString:@"_error"]) {
4274         [sheet dismiss];
4275         [self _checkError];
4276     } else if ([context isEqualToString:@"conffile"]) {
4277         FILE *input = [database_ input];
4278
4279         switch (button) {
4280             case 1:
4281                 fprintf(input, "N\n");
4282                 fflush(input);
4283                 break;
4284             case 2:
4285                 fprintf(input, "Y\n");
4286                 fflush(input);
4287                 break;
4288             default:
4289                 _assert(false);
4290         }
4291
4292         [sheet dismiss];
4293     }
4294 }
4295
4296 - (void) closeButtonPushed {
4297     running_ = NO;
4298
4299     switch (Finish_) {
4300         case 0:
4301             [self resetView];
4302         break;
4303
4304         case 1:
4305             [delegate_ suspendWithAnimation:YES];
4306         break;
4307
4308         case 2:
4309             system("launchctl stop com.apple.SpringBoard");
4310         break;
4311
4312         case 3:
4313             system("launchctl unload "SpringBoard_"; launchctl load "SpringBoard_);
4314         break;
4315
4316         case 4:
4317             system("reboot");
4318         break;
4319     }
4320 }
4321
4322 - (void) _retachThread {
4323     UINavigationItem *item = [navbar_ topItem];
4324     [item setTitle:UCLocalize("COMPLETE")];
4325
4326     [overlay_ addSubview:close_];
4327     [progress_ removeFromSuperview];
4328     [status_ removeFromSuperview];
4329
4330     [self _checkError];
4331 }
4332
4333 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4334     [[data target] performSelector:[data selector] withObject:[data object]];
4335     [data release];
4336
4337     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4338 }
4339
4340 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4341     UINavigationItem *item = [navbar_ topItem];
4342     [item setTitle:title];
4343
4344     [status_ setText:nil];
4345     [output_ setText:@""];
4346     [progress_ setProgress:0];
4347
4348     [close_ removeFromSuperview];
4349     [overlay_ addSubview:progress_];
4350     [overlay_ addSubview:status_];
4351
4352     [delegate_ setStatusBarShowsProgress:YES];
4353     running_ = YES;
4354
4355     {
4356         FileFd file;
4357         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4358             _error->Discard();
4359         else {
4360             MMap mmap(file, MMap::ReadOnly);
4361             SHA1Summation sha1;
4362             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4363             notifyconf_ = sha1.Result();
4364         }
4365     }
4366
4367     {
4368         FileFd file;
4369         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4370             _error->Discard();
4371         else {
4372             MMap mmap(file, MMap::ReadOnly);
4373             SHA1Summation sha1;
4374             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4375             springlist_ = sha1.Result();
4376         }
4377     }
4378
4379     [transition_ transition:6 toView:overlay_];
4380
4381     [NSThread
4382         detachNewThreadSelector:@selector(_detachNewThreadData:)
4383         toTarget:self
4384         withObject:[[ProgressData alloc]
4385             initWithSelector:selector
4386             target:target
4387             object:object
4388         ]
4389     ];
4390 }
4391
4392 - (void) repairWithSelector:(SEL)selector {
4393     [self
4394         detachNewThreadSelector:selector
4395         toTarget:database_
4396         withObject:nil
4397         title:UCLocalize("REPAIRING")
4398     ];
4399 }
4400
4401 - (void) setConfigurationData:(NSString *)data {
4402     [self
4403         performSelectorOnMainThread:@selector(_setConfigurationData:)
4404         withObject:data
4405         waitUntilDone:YES
4406     ];
4407 }
4408
4409 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
4410     Package *package = id == nil ? nil : [database_ packageWithName:id];
4411
4412     UIActionSheet *sheet = [[[UIActionSheet alloc]
4413         initWithTitle:(package == nil ? id : [package name])
4414         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4415         defaultButtonIndex:0
4416         delegate:self
4417         context:@"error"
4418     ] autorelease];
4419
4420     [sheet setBodyText:error];
4421     [sheet popupAlertAnimated:YES];
4422 }
4423
4424 - (void) setProgressTitle:(NSString *)title {
4425     [self
4426         performSelectorOnMainThread:@selector(_setProgressTitle:)
4427         withObject:title
4428         waitUntilDone:YES
4429     ];
4430 }
4431
4432 - (void) setProgressPercent:(float)percent {
4433     [self
4434         performSelectorOnMainThread:@selector(_setProgressPercent:)
4435         withObject:[NSNumber numberWithFloat:percent]
4436         waitUntilDone:YES
4437     ];
4438 }
4439
4440 - (void) startProgress {
4441 }
4442
4443 - (void) addProgressOutput:(NSString *)output {
4444     [self
4445         performSelectorOnMainThread:@selector(_addProgressOutput:)
4446         withObject:output
4447         waitUntilDone:YES
4448     ];
4449 }
4450
4451 - (bool) isCancelling:(size_t)received {
4452     return false;
4453 }
4454
4455 - (void) _setConfigurationData:(NSString *)data {
4456     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4457
4458     _assert(conffile_r(data));
4459
4460     NSString *ofile = conffile_r[1];
4461     //NSString *nfile = conffile_r[2];
4462
4463     UIActionSheet *sheet = [[[UIActionSheet alloc]
4464         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4465         buttons:[NSArray arrayWithObjects:
4466             UCLocalize("KEEP_OLD_COPY"),
4467             UCLocalize("ACCEPT_NEW_COPY"),
4468             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4469         nil]
4470         defaultButtonIndex:0
4471         delegate:self
4472         context:@"conffile"
4473     ] autorelease];
4474
4475     [sheet setBodyText:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]];
4476     [sheet popupAlertAnimated:YES];
4477 }
4478
4479 - (void) _setProgressTitle:(NSString *)title {
4480     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4481     for (size_t i(0), e([words count]); i != e; ++i) {
4482         NSString *word([words objectAtIndex:i]);
4483         if (Package *package = [database_ packageWithName:word])
4484             [words replaceObjectAtIndex:i withObject:[package name]];
4485     }
4486
4487     [status_ setText:[words componentsJoinedByString:@" "]];
4488 }
4489
4490 - (void) _setProgressPercent:(NSNumber *)percent {
4491     [progress_ setProgress:[percent floatValue]];
4492 }
4493
4494 - (void) _addProgressOutput:(NSString *)output {
4495     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4496     CGSize size = [output_ contentSize];
4497     CGRect rect = {{0, size.height}, {size.width, 0}};
4498     [output_ scrollRectToVisible:rect animated:YES];
4499 }
4500
4501 - (BOOL) isRunning {
4502     return running_;
4503 }
4504
4505 @end
4506 /* }}} */
4507
4508 /* Package Cell {{{ */
4509 @interface ContentView : UIView {
4510     _transient id delegate_;
4511 }
4512
4513 @end
4514
4515 @interface PackageCell : UITableViewCell {
4516     UIImage *icon_;
4517     NSString *name_;
4518     NSString *description_;
4519     bool commercial_;
4520     NSString *source_;
4521     UIImage *badge_;
4522     Package *package_;
4523     UIColor *color_;
4524     ContentView *content_;
4525     BOOL faded_;
4526     float fade_;
4527 }
4528
4529 - (PackageCell *) init;
4530 - (void) setPackage:(Package *)package;
4531
4532 + (int) heightForPackage:(Package *)package;
4533 - (void) drawContentRect:(CGRect)rect;
4534
4535 @end
4536
4537 @implementation ContentView
4538
4539 - (id) initWithFrame:(CGRect)frame {
4540     if ((self = [super initWithFrame:frame]) != nil) {
4541     } return self;
4542 }
4543
4544 - (void) setDelegate:(id)delegate {
4545     delegate_ = delegate;
4546 }
4547
4548 - (void) drawRect:(CGRect)rect {
4549     [super drawRect:rect];
4550     [delegate_ drawContentRect:rect];
4551 }
4552
4553 @end
4554
4555 @implementation PackageCell
4556
4557 - (void) clearPackage {
4558     if (icon_ != nil) {
4559         [icon_ release];
4560         icon_ = nil;
4561     }
4562
4563     if (name_ != nil) {
4564         [name_ release];
4565         name_ = nil;
4566     }
4567
4568     if (description_ != nil) {
4569         [description_ release];
4570         description_ = nil;
4571     }
4572
4573     if (source_ != nil) {
4574         [source_ release];
4575         source_ = nil;
4576     }
4577
4578     if (badge_ != nil) {
4579         [badge_ release];
4580         badge_ = nil;
4581     }
4582
4583     [package_ release];
4584     package_ = nil;
4585 }
4586
4587 - (void) dealloc {
4588     [self clearPackage];
4589     [content_ release];
4590     [color_ release];
4591     [super dealloc];
4592 }
4593
4594 - (float) fade {
4595     return faded_ ? [self selectionPercent] : fade_;
4596 }
4597
4598 - (PackageCell *) init {
4599     CGRect frame(CGRectMake(0, 0, 320, 74));
4600     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
4601         UIView *content([self contentView]);
4602         CGRect bounds([content bounds]);
4603         content_ = [[ContentView alloc] initWithFrame:bounds];
4604         [content_ setDelegate:self];
4605         [content_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
4606         [content_ setOpaque:YES];
4607         [content addSubview:content_];
4608         if ([self respondsToSelector:@selector(selectionPercent)])
4609             faded_ = YES;
4610     } return self;
4611 }
4612
4613 - (void) _setBackgroundColor {
4614     UIColor *color;
4615     if (NSString *mode = [package_ mode]) {
4616         bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4617         color = remove ? RemovingColor_ : InstallingColor_;
4618     } else
4619         color = [UIColor whiteColor];
4620
4621     [content_ setBackgroundColor:color];
4622     [self setNeedsDisplay];
4623 }
4624
4625 - (void) setPackage:(Package *)package {
4626     [self clearPackage];
4627     [package parse];
4628
4629     Source *source = [package source];
4630
4631     icon_ = [[package icon] retain];
4632     name_ = [[package name] retain];
4633     description_ = [[package shortDescription] retain];
4634     commercial_ = [package isCommercial];
4635
4636     package_ = [package retain];
4637
4638     NSString *label = nil;
4639     bool trusted = false;
4640
4641     if (source != nil) {
4642         label = [source label];
4643         trusted = [source trusted];
4644     } else if ([[package id] isEqualToString:@"firmware"])
4645         label = UCLocalize("APPLE");
4646     else
4647         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4648
4649     NSString *from(label);
4650
4651     NSString *section = [package simpleSection];
4652     if (section != nil && ![section isEqualToString:label]) {
4653         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4654         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4655     }
4656
4657     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
4658     source_ = [from retain];
4659
4660     if (NSString *purpose = [package primaryPurpose])
4661         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
4662             badge_ = [badge_ retain];
4663
4664     [self _setBackgroundColor];
4665     [content_ setNeedsDisplay];
4666 }
4667
4668 - (void) drawContentRect:(CGRect)rect {
4669     bool selected([self isSelected]);
4670
4671 #if 0
4672     CGContextRef context(UIGraphicsGetCurrentContext());
4673     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
4674     CGContextFillRect(context, rect);
4675 #endif
4676
4677     if (icon_ != nil) {
4678         CGRect rect;
4679         rect.size = [icon_ size];
4680
4681         rect.size.width /= 2;
4682         rect.size.height /= 2;
4683
4684         rect.origin.x = 25 - rect.size.width / 2;
4685         rect.origin.y = 25 - rect.size.height / 2;
4686
4687         [icon_ drawInRect:rect];
4688     }
4689
4690     if (badge_ != nil) {
4691         CGSize size = [badge_ size];
4692
4693         [badge_ drawAtPoint:CGPointMake(
4694             36 - size.width / 2,
4695             36 - size.height / 2
4696         )];
4697     }
4698
4699     if (selected)
4700         UISetColor(White_);
4701
4702     if (!selected)
4703         UISetColor(commercial_ ? Purple_ : Black_);
4704     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
4705     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
4706
4707     if (!selected)
4708         UISetColor(commercial_ ? Purplish_ : Gray_);
4709     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
4710 }
4711
4712 - (void) setSelected:(BOOL)selected animated:(BOOL)fade {
4713     //[self _setBackgroundColor];
4714     [super setSelected:selected animated:fade];
4715     [content_ setNeedsDisplay];
4716 }
4717
4718 + (int) heightForPackage:(Package *)package {
4719     return 73;
4720 }
4721
4722 @end
4723 /* }}} */
4724 /* Section Cell {{{ */
4725 @interface SectionCell : UISimpleTableCell {
4726     NSString *section_;
4727     NSString *name_;
4728     NSString *count_;
4729     UIImage *icon_;
4730     _UISwitchSlider *switch_;
4731     BOOL editing_;
4732 }
4733
4734 - (id) init;
4735 - (void) setSection:(Section *)section editing:(BOOL)editing;
4736
4737 @end
4738
4739 @implementation SectionCell
4740
4741 - (void) clearSection {
4742     if (section_ != nil) {
4743         [section_ release];
4744         section_ = nil;
4745     }
4746
4747     if (name_ != nil) {
4748         [name_ release];
4749         name_ = nil;
4750     }
4751
4752     if (count_ != nil) {
4753         [count_ release];
4754         count_ = nil;
4755     }
4756 }
4757
4758 - (void) dealloc {
4759     [self clearSection];
4760     [icon_ release];
4761     [switch_ release];
4762     [super dealloc];
4763 }
4764
4765 - (id) init {
4766     if ((self = [super init]) != nil) {
4767         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
4768
4769         switch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
4770         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventTouchUpInside];
4771     } return self;
4772 }
4773
4774 - (void) onSwitch:(id)sender {
4775     NSMutableDictionary *metadata = [Sections_ objectForKey:section_];
4776     if (metadata == nil) {
4777         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
4778         [Sections_ setObject:metadata forKey:section_];
4779     }
4780
4781     Changed_ = true;
4782     [metadata setObject:[NSNumber numberWithBool:([switch_ value] == 0)] forKey:@"Hidden"];
4783 }
4784
4785 - (void) setSection:(Section *)section editing:(BOOL)editing {
4786     if (editing != editing_) {
4787         if (editing_)
4788             [switch_ removeFromSuperview];
4789         else
4790             [self addSubview:switch_];
4791         editing_ = editing;
4792     }
4793
4794     [self clearSection];
4795
4796     if (section == nil) {
4797         name_ = [UCLocalize("ALL_PACKAGES") retain];
4798         count_ = nil;
4799     } else {
4800         section_ = [section localized];
4801         if (section_ != nil)
4802             section_ = [section_ retain];
4803         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
4804         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
4805
4806         if (editing_)
4807             [switch_ setValue:(isSectionVisible(section_) ? 1 : 0) animated:NO];
4808     }
4809 }
4810
4811 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4812     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
4813
4814     if (selected)
4815         UISetColor(White_);
4816
4817     if (!selected)
4818         UISetColor(Black_);
4819     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(editing_ ? 164 : 250) withFont:Font22Bold_ ellipsis:2];
4820
4821     CGSize size = [count_ sizeWithFont:Font14_];
4822
4823     UISetColor(White_);
4824     if (count_ != nil)
4825         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
4826
4827     [super drawContentInRect:rect selected:selected];
4828 }
4829
4830 @end
4831 /* }}} */
4832
4833 /* File Table {{{ */
4834 @interface FileTable : RVPage {
4835     _transient Database *database_;
4836     Package *package_;
4837     NSString *name_;
4838     NSMutableArray *files_;
4839     UITable *list_;
4840 }
4841
4842 - (id) initWithBook:(RVBook *)book database:(Database *)database;
4843 - (void) setPackage:(Package *)package;
4844
4845 @end
4846
4847 @implementation FileTable
4848
4849 - (void) dealloc {
4850     if (package_ != nil)
4851         [package_ release];
4852     if (name_ != nil)
4853         [name_ release];
4854     [files_ release];
4855     [list_ release];
4856     [super dealloc];
4857 }
4858
4859 - (int) numberOfRowsInTable:(UITable *)table {
4860     return files_ == nil ? 0 : [files_ count];
4861 }
4862
4863 - (float) table:(UITable *)table heightForRow:(int)row {
4864     return 24;
4865 }
4866
4867 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
4868     if (reusing == nil) {
4869         reusing = [[[UIImageAndTextTableCell alloc] init] autorelease];
4870         UIFont *font = [UIFont systemFontOfSize:16];
4871         [[(UIImageAndTextTableCell *)reusing titleTextLabel] setFont:font];
4872     }
4873     [(UIImageAndTextTableCell *)reusing setTitle:[files_ objectAtIndex:row]];
4874     return reusing;
4875 }
4876
4877 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
4878     return NO;
4879 }
4880
4881 - (id) initWithBook:(RVBook *)book database:(Database *)database {
4882     if ((self = [super initWithBook:book]) != nil) {
4883         database_ = database;
4884
4885         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
4886
4887         list_ = [[UITable alloc] initWithFrame:[self bounds]];
4888         [self addSubview:list_];
4889
4890         UITableColumn *column = [[[UITableColumn alloc]
4891             initWithTitle:UCLocalize("NAME")
4892             identifier:@"name"
4893             width:[self frame].size.width
4894         ] autorelease];
4895
4896         [list_ setDataSource:self];
4897         [list_ setSeparatorStyle:1];
4898         [list_ addTableColumn:column];
4899         [list_ setDelegate:self];
4900         [list_ setReusesTableCells:YES];
4901     } return self;
4902 }
4903
4904 - (void) setPackage:(Package *)package {
4905     if (package_ != nil) {
4906         [package_ autorelease];
4907         package_ = nil;
4908     }
4909
4910     if (name_ != nil) {
4911         [name_ release];
4912         name_ = nil;
4913     }
4914
4915     [files_ removeAllObjects];
4916
4917     if (package != nil) {
4918         package_ = [package retain];
4919         name_ = [[package id] retain];
4920
4921         if (NSArray *files = [package files])
4922             [files_ addObjectsFromArray:files];
4923
4924         if ([files_ count] != 0) {
4925             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
4926                 [files_ removeObjectAtIndex:0];
4927             [files_ sortUsingSelector:@selector(compareByPath:)];
4928
4929             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
4930             [stack addObject:@"/"];
4931
4932             for (int i(0), e([files_ count]); i != e; ++i) {
4933                 NSString *file = [files_ objectAtIndex:i];
4934                 while (![file hasPrefix:[stack lastObject]])
4935                     [stack removeLastObject];
4936                 NSString *directory = [stack lastObject];
4937                 [stack addObject:[file stringByAppendingString:@"/"]];
4938                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
4939                     ([stack count] - 2) * 3, "",
4940                     [file substringFromIndex:[directory length]]
4941                 ]];
4942             }
4943         }
4944     }
4945
4946     [list_ reloadData];
4947 }
4948
4949 - (void) resetViewAnimated:(BOOL)animated {
4950     [list_ resetViewAnimated:animated];
4951 }
4952
4953 - (void) reloadData {
4954     [self setPackage:[database_ packageWithName:name_]];
4955     [self reloadButtons];
4956 }
4957
4958 - (NSString *) title {
4959     return UCLocalize("INSTALLED_FILES");
4960 }
4961
4962 - (NSString *) backButtonTitle {
4963     return UCLocalize("FILES");
4964 }
4965
4966 @end
4967 /* }}} */
4968 /* Package View {{{ */
4969 @interface PackageView : CydiaBrowserView {
4970     _transient Database *database_;
4971     Package *package_;
4972     NSString *name_;
4973     bool commercial_;
4974     NSMutableArray *buttons_;
4975 }
4976
4977 - (id) initWithBook:(RVBook *)book database:(Database *)database;
4978 - (void) setPackage:(Package *)package;
4979
4980 @end
4981
4982 @implementation PackageView
4983
4984 - (void) dealloc {
4985     if (package_ != nil)
4986         [package_ release];
4987     if (name_ != nil)
4988         [name_ release];
4989     [buttons_ release];
4990     [super dealloc];
4991 }
4992
4993 - (void) release {
4994     if ([self retainCount] == 1)
4995         [delegate_ setPackageView:self];
4996     [super release];
4997 }
4998
4999 /* XXX: this is not safe at all... localization of /fail/ */
5000 - (void) _clickButtonWithName:(NSString *)name {
5001     if ([name isEqualToString:UCLocalize("CLEAR")])
5002         [delegate_ clearPackage:package_];
5003     else if ([name isEqualToString:UCLocalize("INSTALL")])
5004         [delegate_ installPackage:package_];
5005     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5006         [delegate_ installPackage:package_];
5007     else if ([name isEqualToString:UCLocalize("REMOVE")])
5008         [delegate_ removePackage:package_];
5009     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5010         [delegate_ installPackage:package_];
5011     else _assert(false);
5012 }
5013
5014 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5015     NSString *context([sheet context]);
5016
5017     if ([context isEqualToString:@"modify"]) {
5018         int count = [buttons_ count];
5019         _assert(count != 0);
5020         _assert(button <= count + 1);
5021
5022         if (count != button - 1)
5023             [self _clickButtonWithName:[buttons_ objectAtIndex:(button - 1)]];
5024
5025         [sheet dismiss];
5026     } else
5027         [super alertSheet:sheet buttonClicked:button];
5028 }
5029
5030 - (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
5031     return [super webView:sender didFinishLoadForFrame:frame];
5032 }
5033
5034 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5035     [super webView:sender didClearWindowObject:window forFrame:frame];
5036     [window setValue:package_ forKey:@"package"];
5037 }
5038
5039 - (bool) _allowJavaScriptPanel {
5040     return commercial_;
5041 }
5042
5043 #if !AlwaysReload
5044 - (void) __rightButtonClicked {
5045     int count = [buttons_ count];
5046     _assert(count != 0);
5047
5048     if (count == 1)
5049         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5050     else {
5051         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:(count + 1)];
5052         [buttons addObjectsFromArray:buttons_];
5053         [buttons addObject:UCLocalize("CANCEL")];
5054
5055         [delegate_ slideUp:[[[UIActionSheet alloc]
5056             initWithTitle:nil
5057             buttons:buttons
5058             defaultButtonIndex:([buttons count] - 1)
5059             delegate:self
5060             context:@"modify"
5061         ] autorelease]];
5062     }
5063 }
5064
5065 - (void) _rightButtonClicked {
5066     if (commercial_)
5067         [super _rightButtonClicked];
5068     else
5069         [self __rightButtonClicked];
5070 }
5071 #endif
5072
5073 - (id) _rightButtonTitle {
5074     int count = [buttons_ count];
5075     return count == 0 ? nil : count != 1 ? UCLocalize("MODIFY") : [buttons_ objectAtIndex:0];
5076 }
5077
5078 - (NSString *) backButtonTitle {
5079     return @"Details";
5080 }
5081
5082 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5083     if ((self = [super initWithBook:book]) != nil) {
5084         database_ = database;
5085         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5086         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5087     } return self;
5088 }
5089
5090 - (void) setPackage:(Package *)package {
5091     if (package_ != nil) {
5092         [package_ autorelease];
5093         package_ = nil;
5094     }
5095
5096     if (name_ != nil) {
5097         [name_ release];
5098         name_ = nil;
5099     }
5100
5101     [buttons_ removeAllObjects];
5102
5103     if (package != nil) {
5104         [package parse];
5105
5106         package_ = [package retain];
5107         name_ = [[package id] retain];
5108         commercial_ = [package isCommercial];
5109
5110         if ([package_ mode] != nil)
5111             [buttons_ addObject:UCLocalize("CLEAR")];
5112         if ([package_ source] == nil);
5113         else if ([package_ upgradableAndEssential:NO])
5114             [buttons_ addObject:UCLocalize("UPGRADE")];
5115         else if ([package_ uninstalled])
5116             [buttons_ addObject:UCLocalize("INSTALL")];
5117         else
5118             [buttons_ addObject:UCLocalize("REINSTALL")];
5119         if (![package_ uninstalled])
5120             [buttons_ addObject:UCLocalize("REMOVE")];
5121
5122         if (special_ != NULL) {
5123             CGRect frame([webview_ frame]);
5124             frame.size.width = 320;
5125             frame.size.height = 0;
5126             [webview_ setFrame:frame];
5127
5128             [scroller_ scrollPointVisibleAtTopLeft:CGPointZero];
5129
5130             WebThreadLock();
5131             [[[webview_ webView] windowScriptObject] setValue:package_ forKey:@"package"];
5132
5133             [self setButtonTitle:nil withStyle:nil toFunction:nil];
5134
5135             [self setFinishHook:nil];
5136             [self setPopupHook:nil];
5137             WebThreadUnlock();
5138
5139             //[self yieldToSelector:@selector(callFunction:) withObject:special_];
5140             [super callFunction:special_];
5141         }
5142     }
5143
5144     [self reloadButtons];
5145 }
5146
5147 - (bool) isLoading {
5148     return commercial_ ? [super isLoading] : false;
5149 }
5150
5151 - (void) reloadData {
5152     [self setPackage:[database_ packageWithName:name_]];
5153 }
5154
5155 @end
5156 /* }}} */
5157 /* Package Table {{{ */
5158 @interface PackageTable : RVPage {
5159     _transient Database *database_;
5160     NSString *title_;
5161     NSMutableArray *packages_;
5162     NSMutableArray *sections_;
5163     UITableView *list_;
5164     NSMutableArray *index_;
5165     NSMutableDictionary *indices_;
5166 }
5167
5168 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title;
5169
5170 - (void) setDelegate:(id)delegate;
5171
5172 - (void) reloadData;
5173 - (void) resetCursor;
5174
5175 - (UITableView *) list;
5176
5177 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5178
5179 @end
5180
5181 @implementation PackageTable
5182
5183 - (void) dealloc {
5184     [list_ setDataSource:nil];
5185
5186     [title_ release];
5187     [packages_ release];
5188     [sections_ release];
5189     [list_ release];
5190     [index_ release];
5191     [indices_ release];
5192     [super dealloc];
5193 }
5194
5195 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5196     NSInteger count([sections_ count]);
5197     return count == 0 ? 1 : count;
5198 }
5199
5200 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5201     if ([sections_ count] == 0)
5202         return nil;
5203     return [[sections_ objectAtIndex:section] name];
5204 }
5205
5206 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5207     if ([sections_ count] == 0)
5208         return 0;
5209     return [[sections_ objectAtIndex:section] count];
5210 }
5211
5212 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5213     Section *section([sections_ objectAtIndex:[path section]]);
5214     NSInteger row([path row]);
5215     Package *package([packages_ objectAtIndex:([section row] + row)]);
5216     return package;
5217 }
5218
5219 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5220     PackageCell *cell([table dequeueReusableCellWithIdentifier:@"Package"]);
5221     if (cell == nil)
5222         cell = [[[PackageCell alloc] init] autorelease];
5223     [cell setPackage:[self packageAtIndexPath:path]];
5224     return cell;
5225 }
5226
5227 - (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
5228     return 73;
5229     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
5230 }
5231
5232 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
5233     Package *package([self packageAtIndexPath:path]);
5234     package = [database_ packageWithName:[package id]];
5235     PackageView *view([delegate_ packageView]);
5236     [view setPackage:package];
5237     [view setDelegate:delegate_];
5238     [book_ pushPage:view];
5239     return path;
5240 }
5241
5242 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5243     return [packages_ count] > 20 ? index_ : nil;
5244 }
5245
5246 - (NSInteger)tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5247     return index;
5248 }
5249
5250 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title {
5251     if ((self = [super initWithBook:book]) != nil) {
5252         database_ = database;
5253         title_ = [title retain];
5254
5255         index_ = [[NSMutableArray alloc] initWithCapacity:32];
5256         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5257
5258         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5259         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5260
5261         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
5262         [list_ setDataSource:self];
5263         [list_ setDelegate:self];
5264
5265         [self addSubview:list_];
5266
5267         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5268         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5269     } return self;
5270 }
5271
5272 - (void) setDelegate:(id)delegate {
5273     delegate_ = delegate;
5274 }
5275
5276 - (bool) hasPackage:(Package *)package {
5277     return true;
5278 }
5279
5280 - (void) reloadData {
5281     NSArray *packages = [database_ packages];
5282
5283     [packages_ removeAllObjects];
5284     [sections_ removeAllObjects];
5285
5286     _profile(PackageTable$reloadData$Filter)
5287         for (Package *package in packages)
5288             if ([self hasPackage:package])
5289                 [packages_ addObject:package];
5290     _end
5291
5292     [index_ removeAllObjects];
5293     [indices_ removeAllObjects];
5294
5295     Section *section = nil;
5296
5297     _profile(PackageTable$reloadData$Section)
5298         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5299             Package *package;
5300             unichar index;
5301
5302             _profile(PackageTable$reloadData$Section$Package)
5303                 package = [packages_ objectAtIndex:offset];
5304                 index = [package index];
5305             _end
5306
5307             if (section == nil || [section index] != index) {
5308                 _profile(PackageTable$reloadData$Section$Allocate)
5309                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5310                 _end
5311
5312                 [index_ addObject:[section name]];
5313                 //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5314
5315                 _profile(PackageTable$reloadData$Section$Add)
5316                     [sections_ addObject:section];
5317                 _end
5318             }
5319
5320             [section addToCount];
5321         }
5322     _end
5323
5324     _profile(PackageTable$reloadData$List)
5325         [list_ reloadData];
5326     _end
5327 }
5328
5329 - (NSString *) title {
5330     return title_;
5331 }
5332
5333 - (void) resetViewAnimated:(BOOL)animated {
5334     [list_ resetViewAnimated:animated];
5335 }
5336
5337 - (void) resetCursor {
5338     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5339 }
5340
5341 - (UITableView *) list {
5342     return list_;
5343 }
5344
5345 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5346     //XXX:[list_ setShouldHideHeaderInShortLists:hide];
5347 }
5348
5349 @end
5350 /* }}} */
5351 /* Filtered Package Table {{{ */
5352 @interface FilteredPackageTable : PackageTable {
5353     SEL filter_;
5354     IMP imp_;
5355     id object_;
5356 }
5357
5358 - (void) setObject:(id)object;
5359
5360 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5361
5362 @end
5363
5364 @implementation FilteredPackageTable
5365
5366 - (void) dealloc {
5367     if (object_ != nil)
5368         [object_ release];
5369     [super dealloc];
5370 }
5371
5372 - (void) setObject:(id)object {
5373     if (object_ != nil)
5374         [object_ release];
5375     if (object == nil)
5376         object_ = nil;
5377     else
5378         object_ = [object retain];
5379 }
5380
5381 - (bool) hasPackage:(Package *)package {
5382     _profile(FilteredPackageTable$hasPackage)
5383         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5384     _end
5385 }
5386
5387 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5388     if ((self = [super initWithBook:book database:database title:title]) != nil) {
5389         filter_ = filter;
5390         object_ = object == nil ? nil : [object retain];
5391
5392         /* XXX: this is an unsafe optimization of doomy hell */
5393         Method method = class_getInstanceMethod([Package class], filter);
5394         _assert(method != NULL);
5395         imp_ = method_getImplementation(method);
5396         _assert(imp_ != NULL);
5397
5398         [self reloadData];
5399     } return self;
5400 }
5401
5402 @end
5403 /* }}} */
5404
5405 /* Add Source View {{{ */
5406 @interface AddSourceView : RVPage {
5407     _transient Database *database_;
5408 }
5409
5410 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5411
5412 @end
5413
5414 @implementation AddSourceView
5415
5416 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5417     if ((self = [super initWithBook:book]) != nil) {
5418         database_ = database;
5419     } return self;
5420 }
5421
5422 @end
5423 /* }}} */
5424 /* Source Cell {{{ */
5425 @interface SourceCell : UITableCell {
5426     UIImage *icon_;
5427     NSString *origin_;
5428     NSString *description_;
5429     NSString *label_;
5430 }
5431
5432 - (void) dealloc;
5433
5434 - (SourceCell *) initWithSource:(Source *)source;
5435
5436 @end
5437
5438 @implementation SourceCell
5439
5440 - (void) dealloc {
5441     [icon_ release];
5442     [origin_ release];
5443     [description_ release];
5444     [label_ release];
5445     [super dealloc];
5446 }
5447
5448 - (SourceCell *) initWithSource:(Source *)source {
5449     if ((self = [super init]) != nil) {
5450         if (icon_ == nil)
5451             icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5452         if (icon_ == nil)
5453             icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5454         icon_ = [icon_ retain];
5455
5456         origin_ = [[source name] retain];
5457         label_ = [[source uri] retain];
5458         description_ = [[source description] retain];
5459     } return self;
5460 }
5461
5462 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
5463     if (icon_ != nil)
5464         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5465
5466     if (selected)
5467         UISetColor(White_);
5468
5469     if (!selected)
5470         UISetColor(Black_);
5471     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
5472
5473     if (!selected)
5474         UISetColor(Blue_);
5475     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
5476
5477     if (!selected)
5478         UISetColor(Gray_);
5479     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
5480
5481     [super drawContentInRect:rect selected:selected];
5482 }
5483
5484 @end
5485 /* }}} */
5486 /* Source Table {{{ */
5487 @interface SourceTable : RVPage {
5488     _transient Database *database_;
5489     UISectionList *list_;
5490     NSMutableArray *sources_;
5491     UIActionSheet *alert_;
5492     int offset_;
5493
5494     NSString *href_;
5495     UIProgressHUD *hud_;
5496     NSError *error_;
5497
5498     //NSURLConnection *installer_;
5499     NSURLConnection *trivial_bz2_;
5500     NSURLConnection *trivial_gz_;
5501     //NSURLConnection *automatic_;
5502
5503     BOOL trivial_;
5504 }
5505
5506 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5507
5508 @end
5509
5510 @implementation SourceTable
5511
5512 - (void) _deallocConnection:(NSURLConnection *)connection {
5513     if (connection != nil) {
5514         [connection cancel];
5515         //[connection setDelegate:nil];
5516         [connection release];
5517     }
5518 }
5519
5520 - (void) dealloc {
5521     [[list_ table] setDelegate:nil];
5522     [list_ setDataSource:nil];
5523
5524     if (href_ != nil)
5525         [href_ release];
5526     if (hud_ != nil)
5527         [hud_ release];
5528     if (error_ != nil)
5529         [error_ release];
5530
5531     //[self _deallocConnection:installer_];
5532     [self _deallocConnection:trivial_gz_];
5533     [self _deallocConnection:trivial_bz2_];
5534     //[self _deallocConnection:automatic_];
5535
5536     [sources_ release];
5537     [list_ release];
5538     [super dealloc];
5539 }
5540
5541 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5542     return offset_ == 0 ? 1 : 2;
5543 }
5544
5545 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5546     switch (section + (offset_ == 0 ? 1 : 0)) {
5547         case 0: return UCLocalize("ENTERED_BY_USER");
5548         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
5549
5550         default:
5551             _assert(false);
5552             return nil;
5553     }
5554 }
5555
5556 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5557     switch (section + (offset_ == 0 ? 1 : 0)) {
5558         case 0: return 0;
5559         case 1: return offset_;
5560
5561         default:
5562             _assert(false);
5563             return -1;
5564     }
5565 }
5566
5567 - (int) numberOfRowsInTable:(UITable *)table {
5568     return [sources_ count];
5569 }
5570
5571 - (float) table:(UITable *)table heightForRow:(int)row {
5572     Source *source = [sources_ objectAtIndex:row];
5573     return [source description] == nil ? 56 : 73;
5574 }
5575
5576 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
5577     Source *source = [sources_ objectAtIndex:row];
5578     // XXX: weird warning, stupid selectors ;P
5579     return [[[SourceCell alloc] initWithSource:(id)source] autorelease];
5580 }
5581
5582 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5583     return YES;
5584 }
5585
5586 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
5587     return YES;
5588 }
5589
5590 - (void) tableRowSelected:(NSNotification*)notification {
5591     UITable *table([list_ table]);
5592     int row([table selectedRow]);
5593     if (row == INT_MAX)
5594         return;
5595
5596     Source *source = [sources_ objectAtIndex:row];
5597
5598     PackageTable *packages = [[[FilteredPackageTable alloc]
5599         initWithBook:book_
5600         database:database_
5601         title:[source label]
5602         filter:@selector(isVisibleInSource:)
5603         with:source
5604     ] autorelease];
5605
5606     [packages setDelegate:delegate_];
5607
5608     [book_ pushPage:packages];
5609 }
5610
5611 - (BOOL) table:(UITable *)table canDeleteRow:(int)row {
5612     Source *source = [sources_ objectAtIndex:row];
5613     return [source record] != nil;
5614 }
5615
5616 - (void) table:(UITable *)table willSwipeToDeleteRow:(int)row {
5617     [[list_ table] setDeleteConfirmationRow:row];
5618 }
5619
5620 - (void) table:(UITable *)table deleteRow:(int)row {
5621     Source *source = [sources_ objectAtIndex:row];
5622     [Sources_ removeObjectForKey:[source key]];
5623     [delegate_ syncData];
5624 }
5625
5626 - (void) complete {
5627     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
5628         @"deb", @"Type",
5629         href_, @"URI",
5630         @"./", @"Distribution",
5631     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
5632
5633     [delegate_ syncData];
5634 }
5635
5636 - (NSString *) getWarning {
5637     NSString *href(href_);
5638     NSRange colon([href rangeOfString:@"://"]);
5639     if (colon.location != NSNotFound)
5640         href = [href substringFromIndex:(colon.location + 3)];
5641     href = [href stringByAddingPercentEscapes];
5642     href = [@"http://cydia.saurik.com/api/repotag/" stringByAppendingString:href];
5643     href = [href stringByCachingURLWithCurrentCDN];
5644
5645     NSURL *url([NSURL URLWithString:href]);
5646
5647     NSStringEncoding encoding;
5648     NSError *error(nil);
5649
5650     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
5651         return [warning length] == 0 ? nil : warning;
5652     return nil;
5653 }
5654
5655 - (void) _endConnection:(NSURLConnection *)connection {
5656     NSURLConnection **field = NULL;
5657     if (connection == trivial_bz2_)
5658         field = &trivial_bz2_;
5659     else if (connection == trivial_gz_)
5660         field = &trivial_gz_;
5661     _assert(field != NULL);
5662     [connection release];
5663     *field = nil;
5664
5665     if (
5666         trivial_bz2_ == nil &&
5667         trivial_gz_ == nil
5668     ) {
5669         bool defer(false);
5670
5671         if (trivial_) {
5672             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
5673                 defer = true;
5674
5675                 UIActionSheet *sheet = [[[UIActionSheet alloc]
5676                     initWithTitle:UCLocalize("SOURCE_WARNING")
5677                     buttons:[NSArray arrayWithObjects:UCLocalize("ADD_ANYWAY"), UCLocalize("CANCEL"), nil]
5678                     defaultButtonIndex:0
5679                     delegate:self
5680                     context:@"warning"
5681                 ] autorelease];
5682
5683                 [sheet setNumberOfRows:1];
5684
5685                 [sheet setBodyText:warning];
5686                 [sheet popupAlertAnimated:YES];
5687             } else
5688                 [self complete];
5689         } else if (error_ != nil) {
5690             UIActionSheet *sheet = [[[UIActionSheet alloc]
5691                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
5692                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5693                 defaultButtonIndex:0
5694                 delegate:self
5695                 context:@"urlerror"
5696             ] autorelease];
5697
5698             [sheet setBodyText:[error_ localizedDescription]];
5699             [sheet popupAlertAnimated:YES];
5700         } else {
5701             UIActionSheet *sheet = [[[UIActionSheet alloc]
5702                 initWithTitle:UCLocalize("NOT_REPOSITORY")
5703                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5704                 defaultButtonIndex:0
5705                 delegate:self
5706                 context:@"trivial"
5707             ] autorelease];
5708
5709             [sheet setBodyText:UCLocalize("NOT_REPOSITORY_EX")];
5710             [sheet popupAlertAnimated:YES];
5711         }
5712
5713         [delegate_ setStatusBarShowsProgress:NO];
5714         [delegate_ removeProgressHUD:hud_];
5715
5716         [hud_ autorelease];
5717         hud_ = nil;
5718
5719         if (!defer) {
5720             [href_ release];
5721             href_ = nil;
5722         }
5723
5724         if (error_ != nil) {
5725             [error_ release];
5726             error_ = nil;
5727         }
5728     }
5729 }
5730
5731 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
5732     switch ([response statusCode]) {
5733         case 200:
5734             trivial_ = YES;
5735     }
5736 }
5737
5738 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
5739     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
5740     if (error_ != nil)
5741         error_ = [error retain];
5742     [self _endConnection:connection];
5743 }
5744
5745 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
5746     [self _endConnection:connection];
5747 }
5748
5749 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
5750     NSMutableURLRequest *request = [NSMutableURLRequest
5751         requestWithURL:[NSURL URLWithString:href]
5752         cachePolicy:NSURLRequestUseProtocolCachePolicy
5753         timeoutInterval:20.0
5754     ];
5755
5756     [request setHTTPMethod:method];
5757
5758     if (Machine_ != NULL)
5759         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5760     if (UniqueID_ != nil)
5761         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
5762
5763     if (Role_ != nil)
5764         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
5765
5766     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
5767 }
5768
5769 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5770     NSString *context([sheet context]);
5771
5772     if ([context isEqualToString:@"source"]) {
5773         switch (button) {
5774             case 1: {
5775                 NSString *href = [[sheet textField] text];
5776
5777                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
5778
5779                 if (![href hasSuffix:@"/"])
5780                     href_ = [href stringByAppendingString:@"/"];
5781                 else
5782                     href_ = href;
5783                 href_ = [href_ retain];
5784
5785                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
5786                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
5787                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
5788                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
5789
5790                 trivial_ = false;
5791
5792                 hud_ = [[delegate_ addProgressHUD] retain];
5793                 [hud_ setText:UCLocalize("VERIFYING_URL")];
5794             } break;
5795
5796             case 2:
5797             break;
5798
5799             default:
5800                 _assert(false);
5801         }
5802
5803         [sheet dismiss];
5804     } else if ([context isEqualToString:@"trivial"])
5805         [sheet dismiss];
5806     else if ([context isEqualToString:@"urlerror"])
5807         [sheet dismiss];
5808     else if ([context isEqualToString:@"warning"]) {
5809         switch (button) {
5810             case 1:
5811                 [self complete];
5812             break;
5813
5814             case 2:
5815             break;
5816
5817             default:
5818                 _assert(false);
5819         }
5820
5821         [href_ release];
5822         href_ = nil;
5823
5824         [sheet dismiss];
5825     }
5826 }
5827
5828 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5829     if ((self = [super initWithBook:book]) != nil) {
5830         database_ = database;
5831         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
5832
5833         //list_ = [[UITable alloc] initWithFrame:[self bounds]];
5834         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
5835         [list_ setShouldHideHeaderInShortLists:NO];
5836
5837         [self addSubview:list_];
5838         [list_ setDataSource:self];
5839
5840         UITableColumn *column = [[UITableColumn alloc]
5841             initWithTitle:UCLocalize("NAME")
5842             identifier:@"name"
5843             width:[self frame].size.width
5844         ];
5845
5846         UITable *table = [list_ table];
5847         [table setSeparatorStyle:1];
5848         [table addTableColumn:column];
5849         [table setDelegate:self];
5850
5851         [self reloadData];
5852
5853         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5854         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5855     } return self;
5856 }
5857
5858 - (void) reloadData {
5859     pkgSourceList list;
5860     _assert(list.ReadMainList());
5861
5862     [sources_ removeAllObjects];
5863     [sources_ addObjectsFromArray:[database_ sources]];
5864     _trace();
5865     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
5866     _trace();
5867
5868     int count = [sources_ count];
5869     for (offset_ = 0; offset_ != count; ++offset_) {
5870         Source *source = [sources_ objectAtIndex:offset_];
5871         if ([source record] == nil)
5872             break;
5873     }
5874
5875     [list_ reloadData];
5876 }
5877
5878 - (void) resetViewAnimated:(BOOL)animated {
5879     [list_ resetViewAnimated:animated];
5880 }
5881
5882 - (void) _leftButtonClicked {
5883     /*[book_ pushPage:[[[AddSourceView alloc]
5884         initWithBook:book_
5885         database:database_
5886     ] autorelease]];*/
5887
5888     UIActionSheet *sheet = [[[UIActionSheet alloc]
5889         initWithTitle:UCLocalize("ENTER_APT_URL")
5890         buttons:[NSArray arrayWithObjects:UCLocalize("ADD_SOURCE"), UCLocalize("CANCEL"), nil]
5891         defaultButtonIndex:0
5892         delegate:self
5893         context:@"source"
5894     ] autorelease];
5895
5896     [sheet setNumberOfRows:1];
5897
5898     [sheet addTextFieldWithValue:@"http://" label:@""];
5899
5900     UITextInputTraits *traits = [[sheet textField] textInputTraits];
5901     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
5902     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
5903     [traits setKeyboardType:UIKeyboardTypeURL];
5904     // XXX: UIReturnKeyDone
5905     [traits setReturnKeyType:UIReturnKeyNext];
5906
5907     [sheet popupAlertAnimated:YES];
5908 }
5909
5910 - (void) _rightButtonClicked {
5911     UITable *table = [list_ table];
5912     BOOL editing = [table isRowDeletionEnabled];
5913     [table enableRowDeletion:!editing animated:YES];
5914     [book_ reloadButtonsForPage:self];
5915 }
5916
5917 - (NSString *) title {
5918     return UCLocalize("SOURCES");
5919 }
5920
5921 - (NSString *) leftButtonTitle {
5922     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("ADD") : nil;
5923 }
5924
5925 - (id) rightButtonTitle {
5926     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("DONE") : UCLocalize("EDIT");
5927 }
5928
5929 - (UINavigationButtonStyle) rightButtonStyle {
5930     return [[list_ table] isRowDeletionEnabled] ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
5931 }
5932
5933 @end
5934 /* }}} */
5935
5936 /* Installed View {{{ */
5937 @interface InstalledView : RVPage {
5938     _transient Database *database_;
5939     FilteredPackageTable *packages_;
5940     BOOL expert_;
5941 }
5942
5943 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5944
5945 @end
5946
5947 @implementation InstalledView
5948
5949 - (void) dealloc {
5950     [packages_ release];
5951     [super dealloc];
5952 }
5953
5954 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5955     if ((self = [super initWithBook:book]) != nil) {
5956         database_ = database;
5957
5958         packages_ = [[FilteredPackageTable alloc]
5959             initWithBook:book
5960             database:database
5961             title:nil
5962             filter:@selector(isInstalledAndVisible:)
5963             with:[NSNumber numberWithBool:YES]
5964         ];
5965
5966         [self addSubview:packages_];
5967
5968         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5969         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5970     } return self;
5971 }
5972
5973 - (void) resetViewAnimated:(BOOL)animated {
5974     [packages_ resetViewAnimated:animated];
5975 }
5976
5977 - (void) reloadData {
5978     [packages_ reloadData];
5979 }
5980
5981 - (void) _rightButtonClicked {
5982     [packages_ setObject:[NSNumber numberWithBool:expert_]];
5983     [packages_ reloadData];
5984     expert_ = !expert_;
5985     [book_ reloadButtonsForPage:self];
5986 }
5987
5988 - (NSString *) title {
5989     return UCLocalize("INSTALLED");
5990 }
5991
5992 - (NSString *) backButtonTitle {
5993     return UCLocalize("PACKAGES");
5994 }
5995
5996 - (id) rightButtonTitle {
5997     return Role_ != nil && [Role_ isEqualToString:@"Developer"] ? nil : expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE");
5998 }
5999
6000 - (UINavigationButtonStyle) rightButtonStyle {
6001     return expert_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6002 }
6003
6004 - (void) setDelegate:(id)delegate {
6005     [super setDelegate:delegate];
6006     [packages_ setDelegate:delegate];
6007 }
6008
6009 @end
6010 /* }}} */
6011
6012 /* Home View {{{ */
6013 @interface HomeView : CydiaBrowserView {
6014 }
6015
6016 @end
6017
6018 @implementation HomeView
6019
6020 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6021     NSString *context([sheet context]);
6022
6023     if ([context isEqualToString:@"about"])
6024         [sheet dismiss];
6025     else
6026         [super alertSheet:sheet buttonClicked:button];
6027 }
6028
6029 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6030     [super _setMoreHeaders:request];
6031     if (ChipID_ != nil)
6032         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6033 }
6034
6035 - (void) _leftButtonClicked {
6036     UIActionSheet *sheet = [[[UIActionSheet alloc]
6037         initWithTitle:UCLocalize("ABOUT_CYDIA")
6038         buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
6039         defaultButtonIndex:0
6040         delegate:self
6041         context:@"about"
6042     ] autorelease];
6043
6044     [sheet setBodyText:
6045         @"Copyright (C) 2008-2009\n"
6046         "Jay Freeman (saurik)\n"
6047         "saurik@saurik.com\n"
6048         "http://www.saurik.com/\n"
6049         "\n"
6050         "The Okori Group\n"
6051         "http://www.theokorigroup.com/\n"
6052         "\n"
6053         "College of Creative Studies,\n"
6054         "University of California,\n"
6055         "Santa Barbara\n"
6056         "http://www.ccs.ucsb.edu/"
6057     ];
6058
6059     [sheet popupAlertAnimated:YES];
6060 }
6061
6062 - (NSString *) leftButtonTitle {
6063     return UCLocalize("ABOUT");
6064 }
6065
6066 @end
6067 /* }}} */
6068 /* Manage View {{{ */
6069 @interface ManageView : CydiaBrowserView {
6070 }
6071
6072 @end
6073
6074 @implementation ManageView
6075
6076 - (NSString *) title {
6077     return UCLocalize("MANAGE");
6078 }
6079
6080 - (void) _leftButtonClicked {
6081     [delegate_ askForSettings];
6082 }
6083
6084 - (NSString *) leftButtonTitle {
6085     return UCLocalize("SETTINGS");
6086 }
6087
6088 #if !AlwaysReload
6089 - (id) _rightButtonTitle {
6090     return Queuing_ ? UCLocalize("QUEUE") : nil;
6091 }
6092
6093 - (UINavigationButtonStyle) rightButtonStyle {
6094     return Queuing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6095 }
6096
6097 - (void) _rightButtonClicked {
6098     [delegate_ queue];
6099 }
6100 #endif
6101
6102 - (bool) isLoading {
6103     return false;
6104 }
6105
6106 @end
6107 /* }}} */
6108
6109 /* Cydia Book {{{ */
6110 @interface CYBook : RVBook <
6111     ProgressDelegate
6112 > {
6113     _transient Database *database_;
6114     UINavigationBar *overlay_;
6115     UINavigationBar *underlay_;
6116     UIProgressIndicator *indicator_;
6117     UITextLabel *prompt_;
6118     UIProgressBar *progress_;
6119     UINavigationButton *cancel_;
6120     bool updating_;
6121 }
6122
6123 - (id) initWithFrame:(CGRect)frame database:(Database *)database;
6124 - (void) update;
6125 - (BOOL) updating;
6126
6127 @end
6128
6129 @implementation CYBook
6130
6131 - (void) dealloc {
6132     [overlay_ release];
6133     [indicator_ release];
6134     [prompt_ release];
6135     [progress_ release];
6136     [cancel_ release];
6137     [super dealloc];
6138 }
6139
6140 - (NSString *) getTitleForPage:(RVPage *)page {
6141     return [super getTitleForPage:page];
6142 }
6143
6144 - (BOOL) updating {
6145     return updating_;
6146 }
6147
6148 - (void) update {
6149     [UIView beginAnimations:nil context:NULL];
6150
6151     CGRect ovrframe = [overlay_ frame];
6152     ovrframe.origin.y = 0;
6153     [overlay_ setFrame:ovrframe];
6154
6155     CGRect barframe = [navbar_ frame];
6156     barframe.origin.y += ovrframe.size.height;
6157     [navbar_ setFrame:barframe];
6158
6159     CGRect trnframe = [transition_ frame];
6160     trnframe.origin.y += ovrframe.size.height;
6161     trnframe.size.height -= ovrframe.size.height;
6162     [transition_ setFrame:trnframe];
6163
6164     [UIView endAnimations];
6165
6166     [indicator_ startAnimation];
6167     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6168     [progress_ setProgress:0];
6169
6170     updating_ = true;
6171     [overlay_ addSubview:cancel_];
6172
6173     [NSThread
6174         detachNewThreadSelector:@selector(_update)
6175         toTarget:self
6176         withObject:nil
6177     ];
6178 }
6179
6180 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6181     NSString *context([sheet context]);
6182
6183     if ([context isEqualToString:@"refresh"])
6184         [sheet dismiss];
6185 }
6186
6187 - (void) _update_:(NSString *)error {
6188     updating_ = false;
6189
6190     [indicator_ stopAnimation];
6191
6192     [UIView beginAnimations:nil context:NULL];
6193
6194     CGRect ovrframe = [overlay_ frame];
6195     ovrframe.origin.y = -ovrframe.size.height;
6196     [overlay_ setFrame:ovrframe];
6197
6198     CGRect barframe = [navbar_ frame];
6199     barframe.origin.y -= ovrframe.size.height;
6200     [navbar_ setFrame:barframe];
6201
6202     CGRect trnframe = [transition_ frame];
6203     trnframe.origin.y -= ovrframe.size.height;
6204     trnframe.size.height += ovrframe.size.height;
6205     [transition_ setFrame:trnframe];
6206
6207     [UIView commitAnimations];
6208
6209     if (error == nil)
6210         [delegate_ performSelector:@selector(reloadData) withObject:nil afterDelay:0];
6211     else {
6212         UIActionSheet *sheet = [[[UIActionSheet alloc]
6213             initWithTitle:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), UCLocalize("REFRESH")]
6214             buttons:[NSArray arrayWithObjects:
6215                 UCLocalize("OK"),
6216             nil]
6217             defaultButtonIndex:0
6218             delegate:self
6219             context:@"refresh"
6220         ] autorelease];
6221
6222         [sheet setBodyText:error];
6223         [sheet popupAlertAnimated:YES];
6224
6225         [self reloadButtons];
6226     }
6227 }
6228
6229 - (id) initWithFrame:(CGRect)frame database:(Database *)database {
6230     if ((self = [super initWithFrame:frame]) != nil) {
6231         database_ = database;
6232
6233         CGRect ovrrect = [navbar_ bounds];
6234         ovrrect.size.height = [UINavigationBar defaultSize].height;
6235         ovrrect.origin.y = -ovrrect.size.height;
6236
6237         overlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6238         [self addSubview:overlay_];
6239
6240         ovrrect.origin.y = frame.size.height;
6241         underlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6242         [underlay_ setTintColor:[UIColor colorWithRed:0.23 green:0.23 blue:0.23 alpha:1]];
6243         [self addSubview:underlay_];
6244
6245         [overlay_ setBarStyle:1];
6246         [underlay_ setBarStyle:1];
6247
6248         int barstyle = [overlay_ _barStyle:NO];
6249         bool ugly = barstyle == 0;
6250
6251         UIProgressIndicatorStyle style = ugly ?
6252             UIProgressIndicatorStyleMediumBrown :
6253             UIProgressIndicatorStyleMediumWhite;
6254
6255         CGSize indsize = [UIProgressIndicator defaultSizeForStyle:style];
6256         unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
6257         CGRect indrect = {{indoffset, indoffset}, indsize};
6258
6259         indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
6260         [indicator_ setStyle:style];
6261         [overlay_ addSubview:indicator_];
6262
6263         CGSize prmsize = {215, indsize.height + 4};
6264
6265         CGRect prmrect = {{
6266             indoffset * 2 + indsize.width,
6267             unsigned(ovrrect.size.height - prmsize.height) / 2 - 1
6268         }, prmsize};
6269
6270         UIFont *font = [UIFont systemFontOfSize:15];
6271
6272         prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
6273
6274         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6275         [prompt_ setBackgroundColor:[UIColor clearColor]];
6276         [prompt_ setFont:font];
6277
6278         [overlay_ addSubview:prompt_];
6279
6280         CGSize prgsize = {75, 100};
6281
6282         CGRect prgrect = {{
6283             ovrrect.size.width - prgsize.width - 10,
6284             (ovrrect.size.height - prgsize.height) / 2
6285         } , prgsize};
6286
6287         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
6288         [progress_ setStyle:0];
6289         [overlay_ addSubview:progress_];
6290
6291         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6292         [cancel_ addTarget:self action:@selector(_onCancel) forControlEvents:UIControlEventTouchUpInside];
6293
6294         CGRect frame = [cancel_ frame];
6295         frame.origin.x = ovrrect.size.width - frame.size.width - 5;
6296         frame.origin.y = (ovrrect.size.height - frame.size.height) / 2;
6297         [cancel_ setFrame:frame];
6298
6299         [cancel_ setBarStyle:barstyle];
6300     } return self;
6301 }
6302
6303 - (void) _onCancel {
6304     updating_ = false;
6305     [cancel_ removeFromSuperview];
6306 }
6307
6308 - (void) _update { _pooled
6309     Status status;
6310     status.setDelegate(self);
6311
6312     NSString *error([database_ updateWithStatus:status]);
6313
6314     [self
6315         performSelectorOnMainThread:@selector(_update_:)
6316         withObject:error
6317         waitUntilDone:NO
6318     ];
6319 }
6320
6321 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
6322     [prompt_ setText:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6323 }
6324
6325 - (void) setProgressTitle:(NSString *)title {
6326     [self
6327         performSelectorOnMainThread:@selector(_setProgressTitle:)
6328         withObject:title
6329         waitUntilDone:YES
6330     ];
6331 }
6332
6333 - (void) setProgressPercent:(float)percent {
6334     [self
6335         performSelectorOnMainThread:@selector(_setProgressPercent:)
6336         withObject:[NSNumber numberWithFloat:percent]
6337         waitUntilDone:YES
6338     ];
6339 }
6340
6341 - (void) startProgress {
6342 }
6343
6344 - (void) addProgressOutput:(NSString *)output {
6345     [self
6346         performSelectorOnMainThread:@selector(_addProgressOutput:)
6347         withObject:output
6348         waitUntilDone:YES
6349     ];
6350 }
6351
6352 - (bool) isCancelling:(size_t)received {
6353     return !updating_;
6354 }
6355
6356 - (void) _setProgressTitle:(NSString *)title {
6357     [prompt_ setText:title];
6358 }
6359
6360 - (void) _setProgressPercent:(NSNumber *)percent {
6361     [progress_ setProgress:[percent floatValue]];
6362 }
6363
6364 - (void) _addProgressOutput:(NSString *)output {
6365 }
6366
6367 @end
6368 /* }}} */
6369 /* Cydia:// Protocol {{{ */
6370 @interface CydiaURLProtocol : NSURLProtocol {
6371 }
6372
6373 @end
6374
6375 @implementation CydiaURLProtocol
6376
6377 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6378     NSURL *url([request URL]);
6379     if (url == nil)
6380         return NO;
6381     NSString *scheme([[url scheme] lowercaseString]);
6382     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6383         return NO;
6384     return YES;
6385 }
6386
6387 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6388     return request;
6389 }
6390
6391 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6392     id<NSURLProtocolClient> client([self client]);
6393     if (icon == nil)
6394         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6395     else {
6396         NSData *data(UIImagePNGRepresentation(icon));
6397
6398         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6399         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6400         [client URLProtocol:self didLoadData:data];
6401         [client URLProtocolDidFinishLoading:self];
6402     }
6403 }
6404
6405 - (void) startLoading {
6406     id<NSURLProtocolClient> client([self client]);
6407     NSURLRequest *request([self request]);
6408
6409     NSURL *url([request URL]);
6410     NSString *href([url absoluteString]);
6411
6412     NSString *path([href substringFromIndex:8]);
6413     NSRange slash([path rangeOfString:@"/"]);
6414
6415     NSString *command;
6416     if (slash.location == NSNotFound) {
6417         command = path;
6418         path = nil;
6419     } else {
6420         command = [path substringToIndex:slash.location];
6421         path = [path substringFromIndex:(slash.location + 1)];
6422     }
6423
6424     Database *database([Database sharedInstance]);
6425
6426     if ([command isEqualToString:@"package-icon"]) {
6427         if (path == nil)
6428             goto fail;
6429         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6430         Package *package([database packageWithName:path]);
6431         if (package == nil)
6432             goto fail;
6433         UIImage *icon([package icon]);
6434         [self _returnPNGWithImage:icon forRequest:request];
6435     } else if ([command isEqualToString:@"source-icon"]) {
6436         if (path == nil)
6437             goto fail;
6438         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6439         NSString *source(Simplify(path));
6440         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6441         if (icon == nil)
6442             icon = [UIImage applicationImageNamed:@"unknown.png"];
6443         [self _returnPNGWithImage:icon forRequest:request];
6444     } else if ([command isEqualToString:@"uikit-image"]) {
6445         if (path == nil)
6446             goto fail;
6447         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6448         UIImage *icon(_UIImageWithName(path));
6449         [self _returnPNGWithImage:icon forRequest:request];
6450     } else if ([command isEqualToString:@"section-icon"]) {
6451         if (path == nil)
6452             goto fail;
6453         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6454         NSString *section(Simplify(path));
6455         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6456         if (icon == nil)
6457             icon = [UIImage applicationImageNamed:@"unknown.png"];
6458         [self _returnPNGWithImage:icon forRequest:request];
6459     } else fail: {
6460         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6461     }
6462 }
6463
6464 - (void) stopLoading {
6465 }
6466
6467 @end
6468 /* }}} */
6469
6470 /* Sections View {{{ */
6471 @interface SectionsView : RVPage {
6472     _transient Database *database_;
6473     NSMutableArray *sections_;
6474     NSMutableArray *filtered_;
6475     UITransitionView *transition_;
6476     UITable *list_;
6477     UIView *accessory_;
6478     BOOL editing_;
6479 }
6480
6481 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6482 - (void) reloadData;
6483 - (void) resetView;
6484
6485 @end
6486
6487 @implementation SectionsView
6488
6489 - (void) dealloc {
6490     [list_ setDataSource:nil];
6491     [list_ setDelegate:nil];
6492
6493     [sections_ release];
6494     [filtered_ release];
6495     [transition_ release];
6496     [list_ release];
6497     [accessory_ release];
6498     [super dealloc];
6499 }
6500
6501 - (int) numberOfRowsInTable:(UITable *)table {
6502     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6503 }
6504
6505 - (float) table:(UITable *)table heightForRow:(int)row {
6506     return 45;
6507 }
6508
6509 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6510     if (reusing == nil)
6511         reusing = [[[SectionCell alloc] init] autorelease];
6512     [(SectionCell *)reusing setSection:(editing_ ?
6513         [sections_ objectAtIndex:row] :
6514         (row == 0 ? nil : [filtered_ objectAtIndex:(row - 1)])
6515     ) editing:editing_];
6516     return reusing;
6517 }
6518
6519 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6520     return !editing_;
6521 }
6522
6523 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
6524     return !editing_;
6525 }
6526
6527 - (void) tableRowSelected:(NSNotification *)notification {
6528     int row = [[notification object] selectedRow];
6529     if (row == INT_MAX)
6530         return;
6531
6532     Section *section;
6533     NSString *name;
6534     NSString *title;
6535
6536     if (row == 0) {
6537         section = nil;
6538         name = nil;
6539         title = UCLocalize("ALL_PACKAGES");
6540     } else {
6541         section = [filtered_ objectAtIndex:(row - 1)];
6542         name = [section name];
6543
6544         if (name != nil) {
6545             name = [NSString stringWithString:name];
6546             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6547         } else {
6548             name = @"";
6549             title = UCLocalize("NO_SECTION");
6550         }
6551     }
6552
6553     PackageTable *table = [[[FilteredPackageTable alloc]
6554         initWithBook:book_
6555         database:database_
6556         title:title
6557         filter:@selector(isVisiblyUninstalledInSection:)
6558         with:name
6559     ] autorelease];
6560
6561     [table setDelegate:delegate_];
6562
6563     [book_ pushPage:table];
6564 }
6565
6566 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6567     if ((self = [super initWithBook:book]) != nil) {
6568         database_ = database;
6569
6570         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6571         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6572
6573         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
6574         [self addSubview:transition_];
6575
6576         list_ = [[UITable alloc] initWithFrame:[transition_ bounds]];
6577         [transition_ transition:0 toView:list_];
6578
6579         UITableColumn *column = [[[UITableColumn alloc]
6580             initWithTitle:UCLocalize("NAME")
6581             identifier:@"name"
6582             width:[self frame].size.width
6583         ] autorelease];
6584
6585         [list_ setDataSource:self];
6586         [list_ setSeparatorStyle:1];
6587         [list_ addTableColumn:column];
6588         [list_ setDelegate:self];
6589         [list_ setReusesTableCells:YES];
6590
6591         [self reloadData];
6592
6593         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6594         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6595     } return self;
6596 }
6597
6598 - (void) reloadData {
6599     NSArray *packages = [database_ packages];
6600
6601     [sections_ removeAllObjects];
6602     [filtered_ removeAllObjects];
6603
6604 #if 0
6605     typedef __gnu_cxx::hash_map<NSString *, Section *, NSStringMapHash, NSStringMapEqual> SectionMap;
6606     SectionMap sections;
6607     sections.resize(64);
6608 #else
6609     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6610 #endif
6611
6612     _trace();
6613     for (Package *package in packages) {
6614         NSString *name([package section]);
6615         NSString *key(name == nil ? @"" : name);
6616
6617 #if 0
6618         Section **section;
6619
6620         _profile(SectionsView$reloadData$Section)
6621             section = &sections[key];
6622             if (*section == nil) {
6623                 _profile(SectionsView$reloadData$Section$Allocate)
6624                     *section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6625                 _end
6626             }
6627         _end
6628
6629         [*section addToCount];
6630
6631         _profile(SectionsView$reloadData$Filter)
6632             if (![package valid] || ![package uninstalled] || ![package visible])
6633                 continue;
6634         _end
6635
6636         [*section addToRow];
6637 #else
6638         Section *section;
6639
6640         _profile(SectionsView$reloadData$Section)
6641             section = [sections objectForKey:key];
6642             if (section == nil) {
6643                 _profile(SectionsView$reloadData$Section$Allocate)
6644                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6645                     [sections setObject:section forKey:key];
6646                 _end
6647             }
6648         _end
6649
6650         [section addToCount];
6651
6652         _profile(SectionsView$reloadData$Filter)
6653             if (![package valid] || ![package uninstalled] || ![package visible])
6654                 continue;
6655         _end
6656
6657         [section addToRow];
6658 #endif
6659     }
6660     _trace();
6661
6662 #if 0
6663     for (SectionMap::const_iterator i(sections.begin()), e(sections.end()); i != e; ++i)
6664         [sections_ addObject:i->second];
6665 #else
6666     [sections_ addObjectsFromArray:[sections allValues]];
6667 #endif
6668
6669     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6670
6671     for (Section *section in sections_) {
6672         size_t count([section row]);
6673         if (count == 0)
6674             continue;
6675
6676         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6677         [section setCount:count];
6678         [filtered_ addObject:section];
6679     }
6680
6681     [list_ reloadData];
6682     _trace();
6683 }
6684
6685 - (void) resetView {
6686     if (editing_)
6687         [self _rightButtonClicked];
6688 }
6689
6690 - (void) resetViewAnimated:(BOOL)animated {
6691     [list_ resetViewAnimated:animated];
6692 }
6693
6694 - (void) _rightButtonClicked {
6695     if ((editing_ = !editing_))
6696         [list_ reloadData];
6697     else
6698         [delegate_ updateData];
6699     [book_ reloadTitleForPage:self];
6700     [book_ reloadButtonsForPage:self];
6701 }
6702
6703 - (NSString *) title {
6704     return editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("INSTALL_BY_SECTION");
6705 }
6706
6707 - (NSString *) backButtonTitle {
6708     return UCLocalize("SECTIONS");
6709 }
6710
6711 - (id) rightButtonTitle {
6712     return [sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT");
6713 }
6714
6715 - (UINavigationButtonStyle) rightButtonStyle {
6716     return editing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6717 }
6718
6719 - (UIView *) accessoryView {
6720     return accessory_;
6721 }
6722
6723 @end
6724 /* }}} */
6725 /* Changes View {{{ */
6726 @interface ChangesView : RVPage {
6727     _transient Database *database_;
6728     NSMutableArray *packages_;
6729     NSMutableArray *sections_;
6730     UITableView *list_;
6731     unsigned upgrades_;
6732 }
6733
6734 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6735 - (void) reloadData;
6736
6737 @end
6738
6739 @implementation ChangesView
6740
6741 - (void) dealloc {
6742     [list_ setDelegate:nil];
6743     [list_ setDataSource:nil];
6744
6745     [packages_ release];
6746     [sections_ release];
6747     [list_ release];
6748     [super dealloc];
6749 }
6750
6751 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6752     NSInteger count([sections_ count]);
6753     return count == 0 ? 1 : count;
6754 }
6755
6756 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6757     if ([sections_ count] == 0)
6758         return nil;
6759     return [[sections_ objectAtIndex:section] name];
6760 }
6761
6762 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6763     if ([sections_ count] == 0)
6764         return 0;
6765     return [[sections_ objectAtIndex:section] count];
6766 }
6767
6768 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6769     Section *section([sections_ objectAtIndex:[path section]]);
6770     NSInteger row([path row]);
6771     return [packages_ objectAtIndex:([section row] + row)];
6772 }
6773
6774 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6775     PackageCell *cell([table dequeueReusableCellWithIdentifier:@"Package"]);
6776     if (cell == nil)
6777         cell = [[[PackageCell alloc] init] autorelease];
6778     [cell setPackage:[self packageAtIndexPath:path]];
6779     return cell;
6780 }
6781
6782 - (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
6783     return 73;
6784     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
6785 }
6786
6787 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
6788     Package *package([self packageAtIndexPath:path]);
6789     PackageView *view([delegate_ packageView]);
6790     [view setDelegate:delegate_];
6791     [view setPackage:package];
6792     [book_ pushPage:view];
6793     return path;
6794 }
6795
6796 - (void) _leftButtonClicked {
6797     [(CYBook *)book_ update];
6798     [self reloadButtons];
6799 }
6800
6801 - (void) _rightButtonClicked {
6802     [delegate_ distUpgrade];
6803 }
6804
6805 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6806     if ((self = [super initWithBook:book]) != nil) {
6807         database_ = database;
6808
6809         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6810         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6811
6812         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
6813         [self addSubview:list_];
6814
6815         //XXX:[list_ setShouldHideHeaderInShortLists:NO];
6816         [list_ setDataSource:self];
6817         [list_ setDelegate:self];
6818         //[list_ setSectionListStyle:1];
6819
6820         [self reloadData];
6821
6822         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6823         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6824     } return self;
6825 }
6826
6827 - (void) reloadData {
6828     NSArray *packages = [database_ packages];
6829
6830     [packages_ removeAllObjects];
6831     [sections_ removeAllObjects];
6832
6833     _trace();
6834     for (Package *package in packages)
6835         if (
6836             [package uninstalled] && [package valid] && [package visible] ||
6837             [package upgradableAndEssential:YES]
6838         )
6839             [packages_ addObject:package];
6840
6841     _trace();
6842     [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
6843     _trace();
6844
6845     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
6846     Section *ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") localize:NO] autorelease];
6847     Section *section = nil;
6848     NSDate *last = nil;
6849
6850     upgrades_ = 0;
6851     bool unseens = false;
6852
6853     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
6854
6855     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
6856         Package *package = [packages_ objectAtIndex:offset];
6857
6858         BOOL uae = [package upgradableAndEssential:YES];
6859
6860         if (!uae) {
6861             unseens = true;
6862             NSDate *seen;
6863
6864             _profile(ChangesView$reloadData$Remember)
6865                 seen = [package seen];
6866             _end
6867
6868             if (section == nil || last != seen && (seen == nil || [seen compare:last] != NSOrderedSame)) {
6869                 last = seen;
6870
6871                 NSString *name;
6872                 if (seen == nil)
6873                     name = UCLocalize("UNKNOWN");
6874                 else {
6875                     name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
6876                     [name autorelease];
6877                 }
6878
6879                 _profile(ChangesView$reloadData$Allocate)
6880                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
6881                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
6882                     [sections_ addObject:section];
6883                 _end
6884             }
6885
6886             [section addToCount];
6887         } else if ([package ignored])
6888             [ignored addToCount];
6889         else {
6890             ++upgrades_;
6891             [upgradable addToCount];
6892         }
6893     }
6894     _trace();
6895
6896     CFRelease(formatter);
6897
6898     if (unseens) {
6899         Section *last = [sections_ lastObject];
6900         size_t count = [last count];
6901         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
6902         [sections_ removeLastObject];
6903     }
6904
6905     if ([ignored count] != 0)
6906         [sections_ insertObject:ignored atIndex:0];
6907     if (upgrades_ != 0)
6908         [sections_ insertObject:upgradable atIndex:0];
6909
6910     [list_ reloadData];
6911     [self reloadButtons];
6912 }
6913
6914 - (void) resetViewAnimated:(BOOL)animated {
6915     [list_ resetViewAnimated:animated];
6916 }
6917
6918 - (NSString *) leftButtonTitle {
6919     return [(CYBook *)book_ updating] ? nil : UCLocalize("REFRESH");
6920 }
6921
6922 - (id) rightButtonTitle {
6923     return upgrades_ == 0 ? nil : [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]];
6924 }
6925
6926 - (NSString *) title {
6927     return UCLocalize("CHANGES");
6928 }
6929
6930 @end
6931 /* }}} */
6932 /* Search View {{{ */
6933 @protocol SearchViewDelegate
6934 - (void) showKeyboard:(BOOL)show;
6935 @end
6936
6937 @interface SearchView : RVPage {
6938     UIView *accessory_;
6939     UISearchField *field_;
6940     FilteredPackageTable *table_;
6941     UIView *dimmed_;
6942     bool reload_;
6943 }
6944
6945 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6946 - (void) reloadData;
6947
6948 @end
6949
6950 @implementation SearchView
6951
6952 - (void) dealloc {
6953     [field_ setDelegate:nil];
6954
6955     [accessory_ release];
6956     [field_ release];
6957     [table_ release];
6958     [dimmed_ release];
6959     [super dealloc];
6960 }
6961
6962 - (void) _showKeyboard:(BOOL)show {
6963     CGSize keysize = [UIKeyboard defaultSize];
6964     CGRect keydown = [book_ pageBounds];
6965     CGRect keyup = keydown;
6966     keyup.size.height -= keysize.height - ButtonBarHeight_;
6967
6968     float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
6969
6970     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
6971     [animation setSignificantRectFields:8];
6972
6973     if (show) {
6974         [animation setStartFrame:keydown];
6975         [animation setEndFrame:keyup];
6976     } else {
6977         [animation setStartFrame:keyup];
6978         [animation setEndFrame:keydown];
6979     }
6980
6981     UIAnimator *animator = [UIAnimator sharedAnimator];
6982
6983     [animator
6984         addAnimations:[NSArray arrayWithObjects:animation, nil]
6985         withDuration:(KeyboardTime_ - delay)
6986         start:!show
6987     ];
6988
6989     if (show)
6990         [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
6991
6992     [delegate_ showKeyboard:show];
6993 }
6994
6995 - (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
6996     [self _showKeyboard:YES];
6997 }
6998
6999 - (void) textFieldDidResignFirstResponder:(UITextField *)field {
7000     [self _showKeyboard:NO];
7001 }
7002
7003 - (void) keyboardInputChanged:(UIFieldEditor *)editor {
7004     if (reload_) {
7005         NSString *text([field_ text]);
7006         [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
7007         [self reloadData];
7008         reload_ = false;
7009     }
7010 }
7011
7012 - (void) textFieldClearButtonPressed:(UITextField *)field {
7013     reload_ = true;
7014 }
7015
7016 - (void) keyboardInputShouldDelete:(id)input {
7017     reload_ = true;
7018 }
7019
7020 - (BOOL) keyboardInput:(id)input shouldInsertText:(NSString *)text isMarkedText:(int)marked {
7021     if ([text length] != 1 || [text characterAtIndex:0] != '\n') {
7022         reload_ = true;
7023         return YES;
7024     } else {
7025         [field_ resignFirstResponder];
7026         return NO;
7027     }
7028 }
7029
7030 - (id) initWithBook:(RVBook *)book database:(Database *)database {
7031     if ((self = [super initWithBook:book]) != nil) {
7032         CGRect pageBounds = [book_ pageBounds];
7033
7034         dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
7035         CGColor dimmed(space_, 0, 0, 0, 0.5);
7036         [dimmed_ setBackgroundColor:[UIColor colorWithCGColor:dimmed]];
7037
7038         table_ = [[FilteredPackageTable alloc]
7039             initWithBook:book
7040             database:database
7041             title:nil
7042             filter:@selector(isUnfilteredAndSearchedForBy:)
7043             with:nil
7044         ];
7045
7046         [table_ setShouldHideHeaderInShortLists:NO];
7047         [self addSubview:table_];
7048
7049         CGRect cnfrect = {{7, 38}, {17, 18}};
7050
7051         CGRect area;
7052
7053         area.origin.x = 10;
7054         area.origin.y = 1;
7055
7056         area.size.width = [self bounds].size.width - area.origin.x * 2;
7057         area.size.height = [UISearchField defaultHeight];
7058
7059         field_ = [[UISearchField alloc] initWithFrame:area];
7060
7061         UIFont *font = [UIFont systemFontOfSize:16];
7062         [field_ setFont:font];
7063
7064         [field_ setPlaceholder:UCLocalize("SEARCH_EX")];
7065         [field_ setDelegate:self];
7066
7067         [field_ setPaddingTop:5];
7068
7069         UITextInputTraits *traits([field_ textInputTraits]);
7070         [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
7071         [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
7072         [traits setReturnKeyType:UIReturnKeySearch];
7073
7074         CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height}};
7075
7076         accessory_ = [[UIView alloc] initWithFrame:accrect];
7077         [accessory_ addSubview:field_];
7078
7079         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7080         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7081     } return self;
7082 }
7083
7084 - (void) resetViewAnimated:(BOOL)animated {
7085     [table_ resetViewAnimated:animated];
7086 }
7087
7088 - (void) _reloadData {
7089 }
7090
7091 - (void) reloadData {
7092     [table_ setObject:[field_ text]];
7093     _profile(SearchView$reloadData)
7094         [table_ reloadData];
7095     _end
7096     PrintTimes();
7097     [table_ resetCursor];
7098 }
7099
7100 - (UIView *) accessoryView {
7101     return accessory_;
7102 }
7103
7104 - (NSString *) title {
7105     return nil;
7106 }
7107
7108 - (NSString *) backButtonTitle {
7109     return UCLocalize("SEARCH");
7110 }
7111
7112 - (void) setDelegate:(id)delegate {
7113     [table_ setDelegate:delegate];
7114     [super setDelegate:delegate];
7115 }
7116
7117 @end
7118 /* }}} */
7119 /* Settings View {{{ */
7120 @interface SettingsView : RVPage {
7121     _transient Database *database_;
7122     NSString *name_;
7123     Package *package_;
7124     UIPreferencesTable *table_;
7125     _UISwitchSlider *subscribedSwitch_;
7126     _UISwitchSlider *ignoredSwitch_;
7127     UIPreferencesControlTableCell *subscribedCell_;
7128     UIPreferencesControlTableCell *ignoredCell_;
7129 }
7130
7131 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7132
7133 @end
7134
7135 @implementation SettingsView
7136
7137 - (void) dealloc {
7138     [table_ setDataSource:nil];
7139
7140     [name_ release];
7141     if (package_ != nil)
7142         [package_ release];
7143     [table_ release];
7144     [subscribedSwitch_ release];
7145     [ignoredSwitch_ release];
7146     [subscribedCell_ release];
7147     [ignoredCell_ release];
7148     [super dealloc];
7149 }
7150
7151 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7152     if (package_ == nil)
7153         return 0;
7154
7155     return 2;
7156 }
7157
7158 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7159     if (package_ == nil)
7160         return nil;
7161
7162     switch (group) {
7163         case 0: return nil;
7164         case 1: return nil;
7165
7166         default: _assert(false);
7167     }
7168
7169     return nil;
7170 }
7171
7172 - (BOOL) preferencesTable:(UIPreferencesTable *)table isLabelGroup:(int)group {
7173     if (package_ == nil)
7174         return NO;
7175
7176     switch (group) {
7177         case 0: return NO;
7178         case 1: return YES;
7179
7180         default: _assert(false);
7181     }
7182
7183     return NO;
7184 }
7185
7186 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7187     if (package_ == nil)
7188         return 0;
7189
7190     switch (group) {
7191         case 0: return 1;
7192         case 1: return 1;
7193
7194         default: _assert(false);
7195     }
7196
7197     return 0;
7198 }
7199
7200 - (void) onSomething:(UIPreferencesControlTableCell *)cell withKey:(NSString *)key {
7201     if (package_ == nil)
7202         return;
7203
7204     _UISwitchSlider *slider([cell control]);
7205     BOOL value([slider value] != 0);
7206     NSMutableDictionary *metadata([package_ metadata]);
7207
7208     BOOL before;
7209     if (NSNumber *number = [metadata objectForKey:key])
7210         before = [number boolValue];
7211     else
7212         before = NO;
7213
7214     if (value != before) {
7215         [metadata setObject:[NSNumber numberWithBool:value] forKey:key];
7216         Changed_ = true;
7217         [delegate_ updateData];
7218     }
7219 }
7220
7221 - (void) onSubscribed:(UIPreferencesControlTableCell *)cell {
7222     [self onSomething:cell withKey:@"IsSubscribed"];
7223 }
7224
7225 - (void) onIgnored:(UIPreferencesControlTableCell *)cell {
7226     [self onSomething:cell withKey:@"IsIgnored"];
7227 }
7228
7229 - (id) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
7230     if (package_ == nil)
7231         return nil;
7232
7233     switch (group) {
7234         case 0: switch (row) {
7235             case 0:
7236                 return subscribedCell_;
7237             case 1:
7238                 return ignoredCell_;
7239             default: _assert(false);
7240         } break;
7241
7242         case 1: switch (row) {
7243             case 0: {
7244                 UIPreferencesControlTableCell *cell([[[UIPreferencesControlTableCell alloc] init] autorelease]);
7245                 [cell setShowSelection:NO];
7246                 [cell setTitle:UCLocalize("SHOW_ALL_CHANGES_EX")];
7247                 return cell;
7248             }
7249
7250             default: _assert(false);
7251         } break;
7252
7253         default: _assert(false);
7254     }
7255
7256     return nil;
7257 }
7258
7259 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7260     if ((self = [super initWithBook:book])) {
7261         database_ = database;
7262         name_ = [package retain];
7263
7264         table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
7265         [self addSubview:table_];
7266
7267         subscribedSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7268         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventTouchUpInside];
7269
7270         ignoredSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7271         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventTouchUpInside];
7272
7273         subscribedCell_ = [[UIPreferencesControlTableCell alloc] init];
7274         [subscribedCell_ setShowSelection:NO];
7275         [subscribedCell_ setTitle:UCLocalize("SHOW_ALL_CHANGES")];
7276         [subscribedCell_ setControl:subscribedSwitch_];
7277
7278         ignoredCell_ = [[UIPreferencesControlTableCell alloc] init];
7279         [ignoredCell_ setShowSelection:NO];
7280         [ignoredCell_ setTitle:UCLocalize("IGNORE_UPGRADES")];
7281         [ignoredCell_ setControl:ignoredSwitch_];
7282
7283         [table_ setDataSource:self];
7284         [self reloadData];
7285     } return self;
7286 }
7287
7288 - (void) resetViewAnimated:(BOOL)animated {
7289     [table_ resetViewAnimated:animated];
7290 }
7291
7292 - (void) reloadData {
7293     if (package_ != nil)
7294         [package_ autorelease];
7295     package_ = [database_ packageWithName:name_];
7296     if (package_ != nil) {
7297         [package_ retain];
7298         [subscribedSwitch_ setValue:([package_ subscribed] ? 1 : 0) animated:NO];
7299         [ignoredSwitch_ setValue:([package_ ignored] ? 1 : 0) animated:NO];
7300     }
7301
7302     [table_ reloadData];
7303 }
7304
7305 - (NSString *) title {
7306     return UCLocalize("SETTINGS");
7307 }
7308
7309 @end
7310 /* }}} */
7311
7312 /* Signature View {{{ */
7313 @interface SignatureView : CydiaBrowserView {
7314     _transient Database *database_;
7315     NSString *package_;
7316 }
7317
7318 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7319
7320 @end
7321
7322 @implementation SignatureView
7323
7324 - (void) dealloc {
7325     [package_ release];
7326     [super dealloc];
7327 }
7328
7329 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7330     // XXX: dude!
7331     [super webView:sender didClearWindowObject:window forFrame:frame];
7332 }
7333
7334 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7335     if ((self = [super initWithBook:book]) != nil) {
7336         database_ = database;
7337         package_ = [package retain];
7338         [self reloadData];
7339     } return self;
7340 }
7341
7342 - (void) resetViewAnimated:(BOOL)animated {
7343 }
7344
7345 - (void) reloadData {
7346     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7347 }
7348
7349 @end
7350 /* }}} */
7351
7352 @interface Cydia : UIApplication <
7353     ConfirmationViewDelegate,
7354     ProgressViewDelegate,
7355     SearchViewDelegate,
7356     CydiaDelegate
7357 > {
7358     UIWindow *window_;
7359
7360     UIView *underlay_;
7361     UIView *overlay_;
7362     CYBook *book_;
7363     UIToolbar *toolbar_;
7364
7365     RVBook *confirm_;
7366
7367     NSMutableArray *essential_;
7368     NSMutableArray *broken_;
7369
7370     Database *database_;
7371     ProgressView *progress_;
7372
7373     unsigned tag_;
7374
7375     UIKeyboard *keyboard_;
7376     UIProgressHUD *hud_;
7377
7378     SectionsView *sections_;
7379     ChangesView *changes_;
7380     ManageView *manage_;
7381     SearchView *search_;
7382
7383 #if RecyclePackageViews
7384     NSMutableArray *details_;
7385 #endif
7386 }
7387
7388 @end
7389
7390 @implementation Cydia
7391
7392 - (void) _loaded {
7393     if ([broken_ count] != 0) {
7394         int count = [broken_ count];
7395
7396         UIActionSheet *sheet = [[[UIActionSheet alloc]
7397             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
7398             buttons:[NSArray arrayWithObjects:
7399                 UCLocalize("FORCIBLY_CLEAR"),
7400                 UCLocalize("TEMPORARY_IGNORE"),
7401             nil]
7402             defaultButtonIndex:0
7403             delegate:self
7404             context:@"fixhalf"
7405         ] autorelease];
7406
7407         [sheet setBodyText:UCLocalize("HALFINSTALLED_PACKAGE_EX")];
7408         [sheet popupAlertAnimated:YES];
7409     } else if (!Ignored_ && [essential_ count] != 0) {
7410         int count = [essential_ count];
7411
7412         UIActionSheet *sheet = [[[UIActionSheet alloc]
7413             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
7414             buttons:[NSArray arrayWithObjects:
7415                 UCLocalize("UPGRADE_ESSENTIAL"),
7416                 UCLocalize("COMPLETE_UPGRADE"),
7417                 UCLocalize("TEMPORARY_IGNORE"),
7418             nil]
7419             defaultButtonIndex:0
7420             delegate:self
7421             context:@"upgrade"
7422         ] autorelease];
7423
7424         [sheet setBodyText:UCLocalize("ESSENTIAL_UPGRADE_EX")];
7425         [sheet popupAlertAnimated:YES];
7426     }
7427 }
7428
7429 - (void) _saveConfig {
7430     if (Changed_) {
7431         _trace();
7432         NSString *error(nil);
7433         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
7434             _trace();
7435             NSError *error(nil);
7436             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
7437                 NSLog(@"failure to save metadata data: %@", error);
7438             _trace();
7439         } else {
7440             NSLog(@"failure to serialize metadata: %@", error);
7441             return;
7442         }
7443
7444         Changed_ = false;
7445     }
7446 }
7447
7448 - (void) _updateData {
7449     [self _saveConfig];
7450
7451     /* XXX: this is just stupid */
7452     if (tag_ != 2 && sections_ != nil)
7453         [sections_ reloadData];
7454     if (tag_ != 3 && changes_ != nil)
7455         [changes_ reloadData];
7456     if (tag_ != 5 && search_ != nil)
7457         [search_ reloadData];
7458
7459     [book_ reloadData];
7460 }
7461
7462 - (void) _reloadData {
7463     UIView *block();
7464
7465     static bool loaded(false);
7466     UIProgressHUD *hud([self addProgressHUD]);
7467     [hud setText:(loaded ? UCLocalize("RELOADING_DATA") : UCLocalize("LOADING_DATA"))];
7468     loaded = true;
7469
7470     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
7471     _trace();
7472
7473     [self removeProgressHUD:hud];
7474
7475     size_t changes(0);
7476
7477     [essential_ removeAllObjects];
7478     [broken_ removeAllObjects];
7479
7480     NSArray *packages = [database_ packages];
7481     for (Package *package in packages) {
7482         if ([package half])
7483             [broken_ addObject:package];
7484         if ([package upgradableAndEssential:NO]) {
7485             if ([package essential])
7486                 [essential_ addObject:package];
7487             ++changes;
7488         }
7489     }
7490
7491     if (changes != 0) {
7492         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
7493         [toolbar_ setBadgeValue:badge forButton:3];
7494         if ([toolbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7495             [toolbar_ setBadgeAnimated:([essential_ count] != 0) forButton:3];
7496         if ([self respondsToSelector:@selector(setApplicationBadge:)])
7497             [self setApplicationBadge:badge];
7498         else
7499             [self setApplicationBadgeString:badge];
7500     } else {
7501         [toolbar_ setBadgeValue:nil forButton:3];
7502         if ([toolbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7503             [toolbar_ setBadgeAnimated:NO forButton:3];
7504         if ([self respondsToSelector:@selector(removeApplicationBadge)])
7505             [self removeApplicationBadge];
7506         else // XXX: maybe use setApplicationBadgeString also?
7507             [self setApplicationIconBadgeNumber:0];
7508     }
7509
7510     Queuing_ = false;
7511     [toolbar_ setBadgeValue:nil forButton:4];
7512
7513     [self _updateData];
7514
7515     // XXX: what is this line of code for?
7516     if ([packages count] == 0);
7517     else if (Loaded_ || ManualRefresh) loaded:
7518         [self _loaded];
7519     else {
7520         Loaded_ = YES;
7521
7522         if (NSDate *update = [Metadata_ objectForKey:@"LastUpdate"]) {
7523             NSTimeInterval interval([update timeIntervalSinceNow]);
7524             if (interval <= 0 && interval > -600)
7525                 goto loaded;
7526         }
7527
7528         [book_ update];
7529     }
7530 }
7531
7532 - (void) updateData {
7533     [database_ setVisible];
7534     [self _updateData];
7535 }
7536
7537 - (void) update_ {
7538     [database_ update];
7539 }
7540
7541 - (void) syncData {
7542     FILE *file = fopen("/etc/apt/sources.list.d/cydia.list", "w");
7543     _assert(file != NULL);
7544
7545     NSArray *keys = [Sources_ allKeys];
7546
7547     for (NSString *key in keys) {
7548         NSDictionary *source = [Sources_ objectForKey:key];
7549
7550         fprintf(file, "%s %s %s\n",
7551             [[source objectForKey:@"Type"] UTF8String],
7552             [[source objectForKey:@"URI"] UTF8String],
7553             [[source objectForKey:@"Distribution"] UTF8String]
7554         );
7555     }
7556
7557     fclose(file);
7558
7559     [self _saveConfig];
7560
7561     [progress_
7562         detachNewThreadSelector:@selector(update_)
7563         toTarget:self
7564         withObject:nil
7565         title:UCLocalize("UPDATING_SOURCES")
7566     ];
7567 }
7568
7569 - (void) reloadData {
7570     @synchronized (self) {
7571         if (confirm_ == nil)
7572             [self _reloadData];
7573     }
7574 }
7575
7576 - (void) resolve {
7577     pkgProblemResolver *resolver = [database_ resolver];
7578
7579     resolver->InstallProtect();
7580     if (!resolver->Resolve(true))
7581         _error->Discard();
7582 }
7583
7584 - (void) popUpBook:(RVBook *)book {
7585     [underlay_ popSubview:book];
7586 }
7587
7588 - (CGRect) popUpBounds {
7589     return [underlay_ bounds];
7590 }
7591
7592 - (void) perform {
7593     [database_ prepare];
7594
7595     confirm_ = [[RVBook alloc] initWithFrame:[self popUpBounds]];
7596     [confirm_ setDelegate:self];
7597
7598     ConfirmationView *page([[[ConfirmationView alloc] initWithBook:confirm_ database:database_] autorelease]);
7599     [page setDelegate:self];
7600
7601     [confirm_ setPage:page];
7602     [self popUpBook:confirm_];
7603 }
7604
7605 - (void) queue {
7606     @synchronized (self) {
7607         [self perform];
7608     }
7609 }
7610
7611 - (void) clearPackage:(Package *)package {
7612     @synchronized (self) {
7613         [package clear];
7614         [self resolve];
7615         [self perform];
7616     }
7617 }
7618
7619 - (void) installPackage:(Package *)package {
7620     @synchronized (self) {
7621         [package install];
7622         [self resolve];
7623         [self perform];
7624     }
7625 }
7626
7627 - (void) removePackage:(Package *)package {
7628     @synchronized (self) {
7629         [package remove];
7630         [self resolve];
7631         [self perform];
7632     }
7633 }
7634
7635 - (void) distUpgrade {
7636     @synchronized (self) {
7637         [database_ upgrade];
7638         [self perform];
7639     }
7640 }
7641
7642 - (void) cancel {
7643     [self slideUp:[[[UIActionSheet alloc]
7644         initWithTitle:nil
7645         buttons:[NSArray arrayWithObjects:UCLocalize("CONTINUE_QUEUING"), UCLocalize("CANCEL_CLEAR"), nil]
7646         defaultButtonIndex:1
7647         delegate:self
7648         context:@"cancel"
7649     ] autorelease]];
7650 }
7651
7652 - (void) complete {
7653     @synchronized (self) {
7654         [self _reloadData];
7655
7656         if (confirm_ != nil) {
7657             [confirm_ release];
7658             confirm_ = nil;
7659         }
7660     }
7661 }
7662
7663 - (void) confirm {
7664     [overlay_ removeFromSuperview];
7665     reload_ = true;
7666
7667     [progress_
7668         detachNewThreadSelector:@selector(perform)
7669         toTarget:database_
7670         withObject:nil
7671         title:UCLocalize("RUNNING")
7672     ];
7673 }
7674
7675 - (void) progressViewIsComplete:(ProgressView *)progress {
7676     if (confirm_ != nil) {
7677         [underlay_ addSubview:overlay_];
7678         [confirm_ popFromSuperviewAnimated:NO];
7679     }
7680
7681     [self complete];
7682 }
7683
7684 - (void) setPage:(RVPage *)page {
7685     [page resetViewAnimated:NO];
7686     [page setDelegate:self];
7687     [book_ setPage:page];
7688 }
7689
7690 - (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class {
7691     CydiaBrowserView *browser = [[[_class alloc] initWithBook:book_] autorelease];
7692     [browser loadURL:url];
7693     return browser;
7694 }
7695
7696 - (void) _setHomePage {
7697     [self setPage:[self _pageForURL:[NSURL URLWithString:@"http://cydia.saurik.com/"] withClass:[HomeView class]]];
7698 }
7699
7700 - (SectionsView *) sectionsView {
7701     if (sections_ == nil)
7702         sections_ = [[SectionsView alloc] initWithBook:book_ database:database_];
7703     return sections_;
7704 }
7705
7706 - (void) buttonBarItemTapped:(id)sender {
7707     unsigned tag = [sender tag];
7708     if (tag == tag_) {
7709         [book_ resetViewAnimated:YES];
7710         return;
7711     } else if (tag_ == 2 && tag != 2)
7712         [[self sectionsView] resetView];
7713
7714     switch (tag) {
7715         case 1: [self _setHomePage]; break;
7716
7717         case 2: [self setPage:[self sectionsView]]; break;
7718         case 3: [self setPage:changes_]; break;
7719         case 4: [self setPage:manage_]; break;
7720         case 5: [self setPage:search_]; break;
7721
7722         default: _assert(false);
7723     }
7724
7725     tag_ = tag;
7726 }
7727
7728 - (void) applicationWillSuspend {
7729     [database_ clean];
7730     [super applicationWillSuspend];
7731 }
7732
7733 - (void) askForSettings {
7734     NSString *parenthetical(UCLocalize("PARENTHETICAL"));
7735
7736     UIActionSheet *role = [[[UIActionSheet alloc]
7737         initWithTitle:UCLocalize("WHO_ARE_YOU")
7738         buttons:[NSArray arrayWithObjects:
7739             [NSString stringWithFormat:parenthetical, UCLocalize("USER"), UCLocalize("USER_EX")],
7740             [NSString stringWithFormat:parenthetical, UCLocalize("HACKER"), UCLocalize("HACKER_EX")],
7741             [NSString stringWithFormat:parenthetical, UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")],
7742         nil]
7743         defaultButtonIndex:-1
7744         delegate:self
7745         context:@"role"
7746     ] autorelease];
7747
7748     [role setBodyText:UCLocalize("ROLE_EX")];
7749     [role popupAlertAnimated:YES];
7750 }
7751
7752 - (void) setPackageView:(PackageView *)view {
7753     WebThreadLock();
7754     [view setPackage:nil];
7755 #if RecyclePackageViews
7756     if ([details_ count] < 3)
7757         [details_ addObject:view];
7758 #endif
7759     WebThreadUnlock();
7760 }
7761
7762 - (PackageView *) _packageView {
7763     return [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
7764 }
7765
7766 - (PackageView *) packageView {
7767 #if RecyclePackageViews
7768     PackageView *view;
7769     size_t count([details_ count]);
7770
7771     if (count == 0) {
7772         view = [self _packageView];
7773       renew:
7774         [details_ addObject:[self _packageView]];
7775     } else {
7776         view = [[[details_ lastObject] retain] autorelease];
7777         [details_ removeLastObject];
7778         if (count == 1)
7779             goto renew;
7780     }
7781
7782     return view;
7783 #else
7784     return [self _packageView];
7785 #endif
7786 }
7787
7788 - (void) finish {
7789     if (hud_ != nil) {
7790         [self setStatusBarShowsProgress:NO];
7791         [self removeProgressHUD:hud_];
7792
7793         [hud_ autorelease];
7794         hud_ = nil;
7795
7796         pid_t pid = ExecFork();
7797         if (pid == 0) {
7798             execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
7799             perror("launchctl stop");
7800         }
7801
7802         return;
7803     }
7804
7805     if (Role_ == nil) {
7806         [self askForSettings];
7807         return;
7808     }
7809
7810     _trace();
7811     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
7812
7813     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
7814     book_ = [[CYBook alloc] initWithFrame:CGRectMake(
7815         0, 0, screenrect.size.width, screenrect.size.height - 48
7816     ) database:database_];
7817
7818     [book_ setDelegate:self];
7819
7820     [overlay_ addSubview:book_];
7821
7822     NSArray *buttonitems = [NSArray arrayWithObjects:
7823         [NSDictionary dictionaryWithObjectsAndKeys:
7824             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7825             @"home-up.png", kUIButtonBarButtonInfo,
7826             @"home-dn.png", kUIButtonBarButtonSelectedInfo,
7827             [NSNumber numberWithInt:1], kUIButtonBarButtonTag,
7828             self, kUIButtonBarButtonTarget,
7829             @"Cydia", kUIButtonBarButtonTitle,
7830             @"0", kUIButtonBarButtonType,
7831         nil],
7832
7833         [NSDictionary dictionaryWithObjectsAndKeys:
7834             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7835             @"install-up.png", kUIButtonBarButtonInfo,
7836             @"install-dn.png", kUIButtonBarButtonSelectedInfo,
7837             [NSNumber numberWithInt:2], kUIButtonBarButtonTag,
7838             self, kUIButtonBarButtonTarget,
7839             UCLocalize("SECTIONS"), kUIButtonBarButtonTitle,
7840             @"0", kUIButtonBarButtonType,
7841         nil],
7842
7843         [NSDictionary dictionaryWithObjectsAndKeys:
7844             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7845             @"changes-up.png", kUIButtonBarButtonInfo,
7846             @"changes-dn.png", kUIButtonBarButtonSelectedInfo,
7847             [NSNumber numberWithInt:3], kUIButtonBarButtonTag,
7848             self, kUIButtonBarButtonTarget,
7849             UCLocalize("CHANGES"), kUIButtonBarButtonTitle,
7850             @"0", kUIButtonBarButtonType,
7851         nil],
7852
7853         [NSDictionary dictionaryWithObjectsAndKeys:
7854             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7855             @"manage-up.png", kUIButtonBarButtonInfo,
7856             @"manage-dn.png", kUIButtonBarButtonSelectedInfo,
7857             [NSNumber numberWithInt:4], kUIButtonBarButtonTag,
7858             self, kUIButtonBarButtonTarget,
7859             UCLocalize("MANAGE"), kUIButtonBarButtonTitle,
7860             @"0", kUIButtonBarButtonType,
7861         nil],
7862
7863         [NSDictionary dictionaryWithObjectsAndKeys:
7864             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7865             @"search-up.png", kUIButtonBarButtonInfo,
7866             @"search-dn.png", kUIButtonBarButtonSelectedInfo,
7867             [NSNumber numberWithInt:5], kUIButtonBarButtonTag,
7868             self, kUIButtonBarButtonTarget,
7869             UCLocalize("SEARCH"), kUIButtonBarButtonTitle,
7870             @"0", kUIButtonBarButtonType,
7871         nil],
7872     nil];
7873
7874     toolbar_ = [[UIToolbar alloc]
7875         initInView:overlay_
7876         withFrame:CGRectMake(
7877             0, screenrect.size.height - ButtonBarHeight_,
7878             screenrect.size.width, ButtonBarHeight_
7879         )
7880         withItemList:buttonitems
7881     ];
7882
7883     [toolbar_ setDelegate:self];
7884     [toolbar_ setBarStyle:1];
7885     [toolbar_ setButtonBarTrackingMode:2];
7886
7887     int buttons[5] = {1, 2, 3, 4, 5};
7888     [toolbar_ registerButtonGroup:0 withButtons:buttons withCount:5];
7889     [toolbar_ showButtonGroup:0 withDuration:0];
7890
7891     for (int i = 0; i != 5; ++i)
7892         [[toolbar_ viewWithTag:(i + 1)] setFrame:CGRectMake(
7893             i * 64 + 2, 1, 60, ButtonBarHeight_
7894         )];
7895
7896     [toolbar_ showSelectionForButton:1];
7897     [overlay_ addSubview:toolbar_];
7898
7899     [UIKeyboard initImplementationNow];
7900     CGSize keysize = [UIKeyboard defaultSize];
7901     CGRect keyrect = {{0, [overlay_ bounds].size.height}, keysize};
7902     keyboard_ = [[UIKeyboard alloc] initWithFrame:keyrect];
7903     [overlay_ addSubview:keyboard_];
7904
7905     [underlay_ addSubview:overlay_];
7906
7907     [self reloadData];
7908
7909     [self sectionsView];
7910     changes_ = [[ChangesView alloc] initWithBook:book_ database:database_];
7911     search_ = [[SearchView alloc] initWithBook:book_ database:database_];
7912
7913     manage_ = (ManageView *) [[self
7914         _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
7915         withClass:[ManageView class]
7916     ] retain];
7917
7918 #if RecyclePackageViews
7919     details_ = [[NSMutableArray alloc] initWithCapacity:4];
7920     [details_ addObject:[self _packageView]];
7921     [details_ addObject:[self _packageView]];
7922 #endif
7923
7924     PrintTimes();
7925
7926     [self _setHomePage];
7927 }
7928
7929 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
7930     NSString *context([sheet context]);
7931
7932     if ([context isEqualToString:@"missing"])
7933         [sheet dismiss];
7934     else if ([context isEqualToString:@"cancel"]) {
7935         bool clear;
7936
7937         switch (button) {
7938             case 1:
7939                 clear = false;
7940             break;
7941
7942             case 2:
7943                 clear = true;
7944             break;
7945
7946             default:
7947                 _assert(false);
7948         }
7949
7950         [sheet dismiss];
7951
7952         @synchronized (self) {
7953             if (clear)
7954                 [self _reloadData];
7955             else {
7956                 Queuing_ = true;
7957                 [toolbar_ setBadgeValue:UCLocalize("Q_D") forButton:4];
7958                 [book_ reloadData];
7959             }
7960
7961             if (confirm_ != nil) {
7962                 [confirm_ release];
7963                 confirm_ = nil;
7964             }
7965         }
7966     } else if ([context isEqualToString:@"fixhalf"]) {
7967         switch (button) {
7968             case 1:
7969                 @synchronized (self) {
7970                     for (Package *broken in broken_) {
7971                         [broken remove];
7972
7973                         NSString *id = [broken id];
7974                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
7975                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
7976                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
7977                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
7978                     }
7979
7980                     [self resolve];
7981                     [self perform];
7982                 }
7983             break;
7984
7985             case 2:
7986                 [broken_ removeAllObjects];
7987                 [self _loaded];
7988             break;
7989
7990             default:
7991                 _assert(false);
7992         }
7993
7994         [sheet dismiss];
7995     } else if ([context isEqualToString:@"role"]) {
7996         switch (button) {
7997             case 1: Role_ = @"User"; break;
7998             case 2: Role_ = @"Hacker"; break;
7999             case 3: Role_ = @"Developer"; break;
8000
8001             default:
8002                 Role_ = nil;
8003                 _assert(false);
8004         }
8005
8006         bool reset = Settings_ != nil;
8007
8008         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8009             Role_, @"Role",
8010         nil];
8011
8012         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8013
8014         Changed_ = true;
8015
8016         [sheet dismiss];
8017
8018         if (reset)
8019             [self updateData];
8020         else
8021             [self finish];
8022     } else if ([context isEqualToString:@"upgrade"]) {
8023         switch (button) {
8024             case 1:
8025                 @synchronized (self) {
8026                     for (Package *essential in essential_)
8027                         [essential install];
8028
8029                     [self resolve];
8030                     [self perform];
8031                 }
8032             break;
8033
8034             case 2:
8035                 [self distUpgrade];
8036             break;
8037
8038             case 3:
8039                 Ignored_ = YES;
8040             break;
8041
8042             default:
8043                 _assert(false);
8044         }
8045
8046         [sheet dismiss];
8047     }
8048 }
8049
8050 - (void) reorganize { _pooled
8051     system("/usr/libexec/cydia/free.sh");
8052     [self performSelectorOnMainThread:@selector(finish) withObject:nil waitUntilDone:NO];
8053 }
8054
8055 - (void) applicationSuspend:(__GSEvent *)event {
8056     if (hud_ == nil && ![progress_ isRunning])
8057         [super applicationSuspend:event];
8058 }
8059
8060 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8061     if (hud_ == nil)
8062         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8063 }
8064
8065 - (void) _setSuspended:(BOOL)value {
8066     if (hud_ == nil)
8067         [super _setSuspended:value];
8068 }
8069
8070 - (UIProgressHUD *) addProgressHUD {
8071     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8072     [window_ setUserInteractionEnabled:NO];
8073     [hud show:YES];
8074     [progress_ addSubview:hud];
8075     return hud;
8076 }
8077
8078 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8079     [hud show:NO];
8080     [hud removeFromSuperview];
8081     [window_ setUserInteractionEnabled:YES];
8082 }
8083
8084 - (RVPage *) pageForPackage:(NSString *)name {
8085     if (Package *package = [database_ packageWithName:name]) {
8086         PackageView *view([self packageView]);
8087         [view setPackage:package];
8088         return view;
8089     } else {
8090         UIActionSheet *sheet = [[[UIActionSheet alloc]
8091             initWithTitle:UCLocalize("CANNOT_LOCATE_PACKAGE")
8092             buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
8093             defaultButtonIndex:0
8094             delegate:self
8095             context:@"missing"
8096         ] autorelease];
8097
8098         [sheet setBodyText:[NSString stringWithFormat:UCLocalize("PACKAGE_CANNOT_BE_FOUND"), name]];
8099
8100         [sheet popupAlertAnimated:YES];
8101         return nil;
8102     }
8103 }
8104
8105 - (RVPage *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8106     if (tag != NULL)
8107         tag = 0;
8108
8109     NSString *href([url absoluteString]);
8110     if ([href hasPrefix:@"apptapp://package/"])
8111         return [self pageForPackage:[href substringFromIndex:18]];
8112
8113     NSString *scheme([[url scheme] lowercaseString]);
8114     if (![scheme isEqualToString:@"cydia"])
8115         return nil;
8116     NSString *path([url absoluteString]);
8117     if ([path length] < 8)
8118         return nil;
8119     path = [path substringFromIndex:8];
8120     if (![path hasPrefix:@"/"])
8121         path = [@"/" stringByAppendingString:path];
8122
8123     if ([path isEqualToString:@"/add-source"])
8124         return [[[AddSourceView alloc] initWithBook:book_ database:database_] autorelease];
8125     else if ([path isEqualToString:@"/storage"])
8126         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CydiaBrowserView class]];
8127     else if ([path isEqualToString:@"/sources"])
8128         return [[[SourceTable alloc] initWithBook:book_ database:database_] autorelease];
8129     else if ([path isEqualToString:@"/packages"])
8130         return [[[InstalledView alloc] initWithBook:book_ database:database_] autorelease];
8131     else if ([path hasPrefix:@"/url/"])
8132         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CydiaBrowserView class]];
8133     else if ([path hasPrefix:@"/launch/"])
8134         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8135     else if ([path hasPrefix:@"/package-settings/"])
8136         return [[[SettingsView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:18]] autorelease];
8137     else if ([path hasPrefix:@"/package-signature/"])
8138         return [[[SignatureView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:19]] autorelease];
8139     else if ([path hasPrefix:@"/package/"])
8140         return [self pageForPackage:[path substringFromIndex:9]];
8141     else if ([path hasPrefix:@"/files/"]) {
8142         NSString *name = [path substringFromIndex:7];
8143
8144         if (Package *package = [database_ packageWithName:name]) {
8145             FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
8146             [files setPackage:package];
8147             return files;
8148         }
8149     }
8150
8151     return nil;
8152 }
8153
8154 - (void) applicationOpenURL:(NSURL *)url {
8155     [super applicationOpenURL:url];
8156     int tag;
8157     if (RVPage *page = [self pageForURL:url hasTag:&tag]) {
8158         [self setPage:page];
8159         [toolbar_ showSelectionForButton:tag];
8160         tag_ = tag;
8161     }
8162 }
8163
8164 - (void) applicationDidFinishLaunching:(id)unused {
8165     [BrowserView _initialize];
8166
8167     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8168
8169     Font12_ = [[UIFont systemFontOfSize:12] retain];
8170     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8171     Font14_ = [[UIFont systemFontOfSize:14] retain];
8172     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8173     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8174
8175     tag_ = 1;
8176
8177     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8178     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8179
8180     window_ = [[UIWindow alloc] initWithContentRect:[UIHardware fullScreenApplicationContentRect]];
8181     [window_ orderFront:self];
8182     [window_ makeKey:self];
8183     [window_ setHidden:NO];
8184
8185     database_ = [Database sharedInstance];
8186
8187     progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] database:database_ delegate:self];
8188     [database_ setDelegate:progress_];
8189     [window_ setContentView:progress_];
8190
8191     underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
8192     [progress_ setContentView:underlay_];
8193
8194     [progress_ resetView];
8195
8196     if (
8197         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8198         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8199         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
8200         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
8201         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8202         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8203         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8204         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
8205         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
8206         false
8207     ) {
8208         [self setIdleTimerDisabled:YES];
8209
8210         hud_ = [[self addProgressHUD] retain];
8211         [hud_ setText:@"Reorganizing\n\nWill Automatically\nClose When Done"];
8212
8213         [self setStatusBarShowsProgress:YES];
8214
8215         [NSThread
8216             detachNewThreadSelector:@selector(reorganize)
8217             toTarget:self
8218             withObject:nil
8219         ];
8220     } else
8221         [self finish];
8222 }
8223
8224 - (void) showKeyboard:(BOOL)show {
8225     CGSize keysize([UIKeyboard defaultSize]);
8226     CGRect keydown = {{0, [overlay_ bounds].size.height}, keysize};
8227     CGRect keyup(keydown);
8228     keyup.origin.y -= keysize.height;
8229
8230     UIFrameAnimation *animation([[[UIFrameAnimation alloc] initWithTarget:keyboard_] autorelease]);
8231     [animation setSignificantRectFields:2];
8232
8233     if (show) {
8234         [animation setStartFrame:keydown];
8235         [animation setEndFrame:keyup];
8236         [keyboard_ activate];
8237     } else {
8238         [animation setStartFrame:keyup];
8239         [animation setEndFrame:keydown];
8240         [keyboard_ deactivate];
8241     }
8242
8243     [[UIAnimator sharedAnimator]
8244         addAnimations:[NSArray arrayWithObjects:animation, nil]
8245         withDuration:KeyboardTime_
8246         start:YES
8247     ];
8248 }
8249
8250 - (void) slideUp:(UIActionSheet *)alert {
8251     [alert presentSheetInView:overlay_];
8252 }
8253
8254 @end
8255
8256 /*IMP alloc_;
8257 id Alloc_(id self, SEL selector) {
8258     id object = alloc_(self, selector);
8259     lprintf("[%s]A-%p\n", self->isa->name, object);
8260     return object;
8261 }*/
8262
8263 /*IMP dealloc_;
8264 id Dealloc_(id self, SEL selector) {
8265     id object = dealloc_(self, selector);
8266     lprintf("[%s]D-%p\n", self->isa->name, object);
8267     return object;
8268 }*/
8269
8270 Class $WebDefaultUIKitDelegate;
8271
8272 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
8273     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
8274         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
8275     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
8276 }
8277
8278 int main(int argc, char *argv[]) { _pooled
8279     _trace();
8280
8281     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
8282
8283     /* Library Hacks {{{ */
8284     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
8285
8286     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
8287     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
8288     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
8289         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
8290         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
8291     }
8292     /* }}} */
8293     /* Set Locale {{{ */
8294     Locale_ = CFLocaleCopyCurrent();
8295     Languages_ = [NSLocale preferredLanguages];
8296     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
8297     //NSLog(@"%@", [Languages_ description]);
8298     const char *lang;
8299     if (Languages_ == nil || [Languages_ count] == 0)
8300         lang = NULL;
8301     else
8302         lang = [[Languages_ objectAtIndex:0] UTF8String];
8303     setenv("LANG", lang, true);
8304     //std::setlocale(LC_ALL, lang);
8305     NSLog(@"Setting Language: %s", lang);
8306     /* }}} */
8307
8308     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
8309
8310     /* Parse Arguments {{{ */
8311     bool substrate(false);
8312
8313     if (argc != 0) {
8314         char **args(argv);
8315         int arge(1);
8316
8317         for (int argi(1); argi != argc; ++argi)
8318             if (strcmp(argv[argi], "--") == 0) {
8319                 arge = argi;
8320                 argv[argi] = argv[0];
8321                 argv += argi;
8322                 argc -= argi;
8323                 break;
8324             }
8325
8326         for (int argi(1); argi != arge; ++argi)
8327             if (strcmp(args[argi], "--substrate") == 0)
8328                 substrate = true;
8329             else
8330                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
8331     }
8332     /* }}} */
8333
8334     App_ = [[NSBundle mainBundle] bundlePath];
8335     Home_ = NSHomeDirectory();
8336     Advanced_ = YES;
8337
8338     setuid(0);
8339     setgid(0);
8340
8341     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
8342     alloc_ = alloc->method_imp;
8343     alloc->method_imp = (IMP) &Alloc_;*/
8344
8345     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
8346     dealloc_ = dealloc->method_imp;
8347     dealloc->method_imp = (IMP) &Dealloc_;*/
8348
8349     /* System Information {{{ */
8350     size_t size;
8351
8352     int maxproc;
8353     size = sizeof(maxproc);
8354     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
8355         perror("sysctlbyname(\"kern.maxproc\", ?)");
8356     else if (maxproc < 64) {
8357         maxproc = 64;
8358         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
8359             perror("sysctlbyname(\"kern.maxproc\", #)");
8360     }
8361
8362     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
8363     char *osversion = new char[size];
8364     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
8365         perror("sysctlbyname(\"kern.osversion\", ?)");
8366     else
8367         System_ = [NSString stringWithUTF8String:osversion];
8368
8369     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
8370     char *machine = new char[size];
8371     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
8372         perror("sysctlbyname(\"hw.machine\", ?)");
8373     else
8374         Machine_ = machine;
8375
8376     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
8377         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
8378             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
8379                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
8380                 CFRelease(serial);
8381             }
8382
8383             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
8384                 NSData *data((NSData *) ecid);
8385                 size_t length([data length]);
8386                 uint8_t bytes[length];
8387                 [data getBytes:bytes];
8388                 char string[length * 2 + 1];
8389                 for (size_t i(0); i != length; ++i)
8390                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
8391                 ChipID_ = [NSString stringWithUTF8String:string];
8392                 CFRelease(ecid);
8393             }
8394
8395             IOObjectRelease(service);
8396         }
8397     }
8398
8399     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
8400
8401     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
8402         Build_ = [system objectForKey:@"ProductBuildVersion"];
8403     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
8404         Product_ = [info objectForKey:@"SafariProductVersion"];
8405         Safari_ = [info objectForKey:@"CFBundleVersion"];
8406     }
8407     /* }}} */
8408     /* Load Database {{{ */
8409     _trace();
8410     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
8411     _trace();
8412     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
8413     _trace();
8414
8415     if (Metadata_ == NULL)
8416         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
8417     else {
8418         Settings_ = [Metadata_ objectForKey:@"Settings"];
8419
8420         Packages_ = [Metadata_ objectForKey:@"Packages"];
8421         Sections_ = [Metadata_ objectForKey:@"Sections"];
8422         Sources_ = [Metadata_ objectForKey:@"Sources"];
8423     }
8424
8425     if (Settings_ != nil)
8426         Role_ = [Settings_ objectForKey:@"Role"];
8427
8428     if (Packages_ == nil) {
8429         Packages_ = [[[NSMutableDictionary alloc] initWithCapacity:128] autorelease];
8430         [Metadata_ setObject:Packages_ forKey:@"Packages"];
8431     }
8432
8433     if (Sections_ == nil) {
8434         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
8435         [Metadata_ setObject:Sections_ forKey:@"Sections"];
8436     }
8437
8438     if (Sources_ == nil) {
8439         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
8440         [Metadata_ setObject:Sources_ forKey:@"Sources"];
8441     }
8442     /* }}} */
8443
8444 #if RecycleWebViews
8445     Documents_ = [[[NSMutableArray alloc] initWithCapacity:4] autorelease];
8446 #endif
8447
8448     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
8449
8450     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
8451         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
8452     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
8453         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
8454
8455     if (access("/tmp/.cydia.fw", F_OK) == 0) {
8456         unlink("/tmp/.cydia.fw");
8457         goto firmware;
8458     } else if (access("/User", F_OK) != 0) {
8459       firmware:
8460         _trace();
8461         system("/usr/libexec/cydia/firmware.sh");
8462         _trace();
8463     }
8464
8465     _assert([[NSFileManager defaultManager]
8466         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
8467         withIntermediateDirectories:YES
8468         attributes:nil
8469         error:NULL
8470     ]);
8471
8472     if (access("/tmp/cydia.chk", F_OK) == 0) {
8473         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
8474             _assert(errno == ENOENT);
8475         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
8476             _assert(errno == ENOENT);
8477     }
8478
8479     /* APT Initialization {{{ */
8480     _assert(pkgInitConfig(*_config));
8481     _assert(pkgInitSystem(*_config, _system));
8482
8483     if (lang != NULL)
8484         _config->Set("APT::Acquire::Translation", lang);
8485     _config->Set("Acquire::http::Timeout", 15);
8486     _config->Set("Acquire::http::MaxParallel", 3);
8487     /* }}} */
8488     /* Color Choices {{{ */
8489     space_ = CGColorSpaceCreateDeviceRGB();
8490
8491     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
8492     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
8493     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
8494     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
8495     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
8496     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
8497     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
8498     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
8499     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
8500
8501     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
8502     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
8503     /* }}}*/
8504     /* UIKit Configuration {{{ */
8505     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
8506     if ($GSFontSetUseLegacyFontMetrics != NULL)
8507         $GSFontSetUseLegacyFontMetrics(YES);
8508
8509     UIKeyboardDisableAutomaticAppearance();
8510     /* }}} */
8511
8512     _trace();
8513     int value = UIApplicationMain(argc, argv, @"Cydia", @"Cydia");
8514
8515     CGColorSpaceRelease(space_);
8516     CFRelease(Locale_);
8517
8518     return value;
8519 }