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 static _finline NSString *CydiaURL(NSString *path) {
 254     char page[25];
 255     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 256     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 257     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 258     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 259     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 260     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 261 }
 262
 263 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 264 @interface NSObject (Cydia)
 265 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 266 - (id) yieldToSelector:(SEL)selector;
 267 @end
 268
 269 @implementation NSObject (Cydia)
 270
 271 - (void) doNothing {
 272 }
 273
 274 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 275     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 276     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 277     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 278
 279     /* XXX: deal with exceptions */
 280     id value([self performSelector:selector withObject:object]);
 281
 282     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 283     [context removeAllObjects];
 284     if ([signature methodReturnLength] != 0 && value != nil)
 285         [context addObject:value];
 286
 287     stopped = true;
 288
 289     [self
 290         performSelectorOnMainThread:@selector(doNothing)
 291         withObject:nil
 292         waitUntilDone:NO
 293     ];
 294 }
 295
 296 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 297     /*return [self performSelector:selector withObject:object];*/
 298
 299     volatile bool stopped(false);
 300
 301     NSMutableArray *context([NSMutableArray arrayWithObjects:
 302         [NSValue valueWithPointer:selector],
 303         [NSValue valueWithNonretainedObject:object],
 304         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 305     nil]);
 306
 307     NSThread *thread([[[NSThread alloc]
 308         initWithTarget:self
 309         selector:@selector(_yieldToContext:)
 310         object:context
 311     ] autorelease]);
 312
 313     [thread start];
 314
 315     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 316     NSDate *future([NSDate distantFuture]);
 317
 318     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 319
 320     return [context count] == 0 ? nil : [context objectAtIndex:0];
 321 }
 322
 323 - (id) yieldToSelector:(SEL)selector {
 324     return [self yieldToSelector:selector withObject:nil];
 325 }
 326
 327 @end
 328 /* }}} */
 329
 330 @interface CYActionSheet : UIActionSheet {
 331     unsigned button_;
 332 }
 333
 334 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 335 @end
 336
 337 @implementation CYActionSheet
 338
 339 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 340     if ((self = [super initWithTitle:title buttons:buttons defaultButtonIndex:index delegate:self context:nil]) != nil) {
 341     } return self;
 342 }
 343
 344 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
 345     button_ = button;
 346 }
 347
 348 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 349     button_ = 0;
 350     [self popupAlertAnimated:animated];
 351     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 352     NSDate *future([NSDate distantFuture]);
 353     while (button_ == 0 && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 354     return button_;
 355 }
 356
 357 @end
 358
 359 /* NSForcedOrderingSearch doesn't work on the iPhone */
 360 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 361 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 362 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 363
 364 /* Information Dictionaries {{{ */
 365 @interface NSMutableArray (Cydia)
 366 - (void) addInfoDictionary:(NSDictionary *)info;
 367 @end
 368
 369 @implementation NSMutableArray (Cydia)
 370
 371 - (void) addInfoDictionary:(NSDictionary *)info {
 372     [self addObject:info];
 373 }
 374
 375 @end
 376
 377 @interface NSMutableDictionary (Cydia)
 378 - (void) addInfoDictionary:(NSDictionary *)info;
 379 @end
 380
 381 @implementation NSMutableDictionary (Cydia)
 382
 383 - (void) addInfoDictionary:(NSDictionary *)info {
 384     [self setObject:info forKey:[info objectForKey:@"CFBundleIdentifier"]];
 385 }
 386
 387 @end
 388 /* }}} */
 389 /* Pop Transitions {{{ */
 390 @interface PopTransitionView : UITransitionView {
 391 }
 392
 393 @end
 394
 395 @implementation PopTransitionView
 396
 397 - (void) transitionViewDidComplete:(UITransitionView *)view fromView:(UIView *)from toView:(UIView *)to {
 398     if (from != nil && to == nil)
 399         [self removeFromSuperview];
 400 }
 401
 402 @end
 403
 404 @implementation UIView (PopUpView)
 405
 406 - (void) popFromSuperviewAnimated:(BOOL)animated {
 407     [[self superview] transition:(animated ? UITransitionPushFromTop : UITransitionNone) toView:nil];
 408 }
 409
 410 - (void) popSubview:(UIView *)view {
 411     UITransitionView *transition([[[PopTransitionView alloc] initWithFrame:[self bounds]] autorelease]);
 412     [transition setDelegate:transition];
 413     [self addSubview:transition];
 414
 415     UIView *blank = [[[UIView alloc] initWithFrame:[transition bounds]] autorelease];
 416     [transition transition:UITransitionNone toView:blank];
 417     [transition transition:UITransitionPushFromBottom toView:view];
 418 }
 419
 420 @end
 421 /* }}} */
 422
 423 #define lprintf(args...) fprintf(stderr, args)
 424
 425 #define ForRelease 1
 426 #define TraceLogging (1 && !ForRelease)
 427 #define HistogramInsertionSort (0 && !ForRelease)
 428 #define ProfileTimes (0 && !ForRelease)
 429 #define ForSaurik (0 && !ForRelease)
 430 #define LogBrowser (0 && !ForRelease)
 431 #define TrackResize (0 && !ForRelease)
 432 #define ManualRefresh (0 && !ForRelease)
 433 #define ShowInternals (0 && !ForRelease)
 434 #define IgnoreInstall (0 && !ForRelease)
 435 #define RecycleWebViews 0
 436 #define RecyclePackageViews 1
 437 #define AlwaysReload (0 && !ForRelease)
 438
 439 #if !TraceLogging
 440 #undef _trace
 441 #define _trace(args...)
 442 #endif
 443
 444 #if !ProfileTimes
 445 #undef _profile
 446 #define _profile(name) {
 447 #undef _end
 448 #define _end }
 449 #define PrintTimes() do {} while (false)
 450 #endif
 451
 452 /* Radix Sort {{{ */
 453 typedef uint32_t (*SKRadixFunction)(id, void *);
 454
 455 @interface NSMutableArray (Radix)
 456 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object;
 457 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 458 @end
 459
 460 struct RadixItem_ {
 461     size_t index;
 462     uint32_t key;
 463 };
 464
 465 static void RadixSort_(NSMutableArray *self, size_t count, struct RadixItem_ *swap) {
 466     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 467
 468     static const size_t width = 32;
 469     static const size_t bits = 11;
 470     static const size_t slots = 1 << bits;
 471     static const size_t passes = (width + (bits - 1)) / bits;
 472
 473     size_t *hist(new size_t[slots]);
 474
 475     for (size_t pass(0); pass != passes; ++pass) {
 476         memset(hist, 0, sizeof(size_t) * slots);
 477
 478         for (size_t i(0); i != count; ++i) {
 479             uint32_t key(lhs[i].key);
 480             key >>= pass * bits;
 481             key &= _not(uint32_t) >> width - bits;
 482             ++hist[key];
 483         }
 484
 485         size_t offset(0);
 486         for (size_t i(0); i != slots; ++i) {
 487             size_t local(offset);
 488             offset += hist[i];
 489             hist[i] = local;
 490         }
 491
 492         for (size_t i(0); i != count; ++i) {
 493             uint32_t key(lhs[i].key);
 494             key >>= pass * bits;
 495             key &= _not(uint32_t) >> width - bits;
 496             rhs[hist[key]++] = lhs[i];
 497         }
 498
 499         RadixItem_ *tmp(lhs);
 500         lhs = rhs;
 501         rhs = tmp;
 502     }
 503
 504     delete [] hist;
 505
 506     NSMutableArray *values([NSMutableArray arrayWithCapacity:count]);
 507     for (size_t i(0); i != count; ++i)
 508         [values addObject:[self objectAtIndex:lhs[i].index]];
 509     [self setArray:values];
 510
 511     delete [] swap;
 512 }
 513
 514 @implementation NSMutableArray (Radix)
 515
 516 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object {
 517     size_t count([self count]);
 518     if (count == 0)
 519         return;
 520
 521 #if 0
 522     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[NSMethodSignature signatureWithObjCTypes:"L12@0:4@8"]]);
 523     [invocation setSelector:selector];
 524     [invocation setArgument:&object atIndex:2];
 525 #else
 526     /* XXX: this is an unsafe optimization of doomy hell */
 527     Method method(class_getInstanceMethod([[self objectAtIndex:0] class], selector));
 528     _assert(method != NULL);
 529     uint32_t (*imp)(id, SEL, id) = reinterpret_cast<uint32_t (*)(id, SEL, id)>(method_getImplementation(method));
 530     _assert(imp != NULL);
 531 #endif
 532
 533     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 534
 535     for (size_t i(0); i != count; ++i) {
 536         RadixItem_ &item(swap[i]);
 537         item.index = i;
 538
 539         id object([self objectAtIndex:i]);
 540
 541 #if 0
 542         [invocation setTarget:object];
 543         [invocation invoke];
 544         [invocation getReturnValue:&item.key];
 545 #else
 546         item.key = imp(object, selector, object);
 547 #endif
 548     }
 549
 550     RadixSort_(self, count, swap);
 551 }
 552
 553 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 554     size_t count([self count]);
 555     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 556
 557     for (size_t i(0); i != count; ++i) {
 558         RadixItem_ &item(swap[i]);
 559         item.index = i;
 560
 561         id object([self objectAtIndex:i]);
 562         item.key = function(object, argument);
 563     }
 564
 565     RadixSort_(self, count, swap);
 566 }
 567
 568 @end
 569 /* }}} */
 570 /* Insertion Sort {{{ */
 571
 572 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 573     const char *ptr = (const char *)list;
 574     while (0 < count) {
 575         CFIndex half = count / 2;
 576         const char *probe = ptr + elementSize * half;
 577         CFComparisonResult cr = comparator(element, probe, context);
 578         if (0 == cr) return (probe - (const char *)list) / elementSize;
 579         ptr = (cr < 0) ? ptr : probe + elementSize;
 580         count = (cr < 0) ? half : (half + (count & 1) - 1);
 581     }
 582     return (ptr - (const char *)list) / elementSize;
 583 }
 584
 585 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 586     const char *ptr = (const char *)list;
 587     while (0 < count) {
 588         CFIndex half = count / 2;
 589         const char *probe = ptr + elementSize * half;
 590         CFComparisonResult cr = comparator(element, probe, context);
 591         if (0 == cr) return (probe - (const char *)list) / elementSize;
 592         ptr = (cr < 0) ? ptr : probe + elementSize;
 593         count = (cr < 0) ? half : (half + (count & 1) - 1);
 594     }
 595     return (ptr - (const char *)list) / elementSize;
 596 }
 597
 598 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 599     if (range.length == 0)
 600         return;
 601     const void **values(new const void *[range.length]);
 602     CFArrayGetValues(array, range, values);
 603
 604 #if HistogramInsertionSort
 605     uint32_t total(0), *offsets(new uint32_t[range.length]);
 606 #endif
 607
 608     for (CFIndex index(1); index != range.length; ++index) {
 609         const void *value(values[index]);
 610         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 611         CFIndex correct(index);
 612         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan)
 613             if (--correct == 0)
 614                 break;
 615         if (correct != index) {
 616             size_t offset(index - correct);
 617 #if HistogramInsertionSort
 618             total += offset;
 619             ++offsets[offset];
 620             if (offset > 10)
 621                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 622 #endif
 623             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 624             values[correct] = value;
 625         }
 626     }
 627
 628     CFArrayReplaceValues(array, range, values, range.length);
 629     delete [] values;
 630
 631 #if HistogramInsertionSort
 632     for (CFIndex index(0); index != range.length; ++index)
 633         if (offsets[index] != 0)
 634             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 635     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 636     delete [] offsets;
 637 #endif
 638 }
 639
 640 /* }}} */
 641
 642 /* Apple Bug Fixes {{{ */
 643 @implementation UIWebDocumentView (Cydia)
 644
 645 - (void) _setScrollerOffset:(CGPoint)offset {
 646     UIScroller *scroller([self _scroller]);
 647
 648     CGSize size([scroller contentSize]);
 649     CGSize bounds([scroller bounds].size);
 650
 651     CGPoint max;
 652     max.x = size.width - bounds.width;
 653     max.y = size.height - bounds.height;
 654
 655     // wtf Apple?!
 656     if (max.x < 0)
 657         max.x = 0;
 658     if (max.y < 0)
 659         max.y = 0;
 660
 661     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 662     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 663
 664     [scroller setOffset:offset];
 665 }
 666
 667 @end
 668 /* }}} */
 669
 670 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 671     size_t length([self length] - state->state);
 672     if (length <= 0)
 673         return 0;
 674     else if (length > count)
 675         length = count;
 676     for (size_t i(0); i != length; ++i)
 677         objects[i] = [self item:state->state++];
 678     state->itemsPtr = objects;
 679     state->mutationsPtr = (unsigned long *) self;
 680     return length;
 681 }
 682
 683 @interface NSString (UIKit)
 684 - (NSString *) stringByAddingPercentEscapes;
 685 @end
 686
 687 /* Cydia NSString Additions {{{ */
 688 @interface NSString (Cydia)
 689 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 690 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 691 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 692 - (NSComparisonResult) compareByPath:(NSString *)other;
 693 - (NSString *) stringByCachingURLWithCurrentCDN;
 694 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 695 @end
 696
 697 @implementation NSString (Cydia)
 698
 699 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 700     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 701 }
 702
 703 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 704     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 705     memcpy(data, bytes, length);
 706     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 707 }
 708
 709 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 710     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 711 }
 712
 713 - (NSComparisonResult) compareByPath:(NSString *)other {
 714     NSString *prefix = [self commonPrefixWithString:other options:0];
 715     size_t length = [prefix length];
 716
 717     NSRange lrange = NSMakeRange(length, [self length] - length);
 718     NSRange rrange = NSMakeRange(length, [other length] - length);
 719
 720     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 721     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 722
 723     NSComparisonResult value;
 724
 725     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 726         value = NSOrderedSame;
 727     else if (lrange.location == NSNotFound)
 728         value = NSOrderedAscending;
 729     else if (rrange.location == NSNotFound)
 730         value = NSOrderedDescending;
 731     else
 732         value = NSOrderedSame;
 733
 734     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 735         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 736     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 737         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 738
 739     NSComparisonResult result = [lpath compare:rpath];
 740     return result == NSOrderedSame ? value : result;
 741 }
 742
 743 - (NSString *) stringByCachingURLWithCurrentCDN {
 744     return [self
 745         stringByReplacingOccurrencesOfString:@"://"
 746         withString:@"://ne.edgecastcdn.net/8003A4/"
 747         options:0
 748         /* XXX: this is somewhat inaccurate */
 749         range:NSMakeRange(0, 10)
 750     ];
 751 }
 752
 753 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 754     return [(id)CFURLCreateStringByAddingPercentEscapes(
 755         kCFAllocatorDefault,
 756         (CFStringRef) self,
 757         NULL,
 758         CFSTR(";/?:@&=+$,"),
 759         kCFStringEncodingUTF8
 760     ) autorelease];
 761 }
 762
 763 @end
 764 /* }}} */
 765
 766 /* C++ NSString Wrapper Cache {{{ */
 767 class CYString {
 768   private:
 769     char *data_;
 770     size_t size_;
 771     CFStringRef cache_;
 772
 773     _finline void clear_() {
 774         if (cache_ != NULL) {
 775             CFRelease(cache_);
 776             cache_ = NULL;
 777         }
 778     }
 779
 780   public:
 781     _finline bool empty() const {
 782         return size_ == 0;
 783     }
 784
 785     _finline size_t size() const {
 786         return size_;
 787     }
 788
 789     _finline char *data() const {
 790         return data_;
 791     }
 792
 793     _finline void clear() {
 794         size_ = 0;
 795         clear_();
 796     }
 797
 798     _finline CYString() :
 799         data_(0),
 800         size_(0),
 801         cache_(NULL)
 802     {
 803     }
 804
 805     _finline ~CYString() {
 806         clear_();
 807     }
 808
 809     void operator =(const CYString &rhs) {
 810         data_ = rhs.data_;
 811         size_ = rhs.size_;
 812
 813         if (rhs.cache_ == nil)
 814             cache_ = NULL;
 815         else
 816             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 817     }
 818
 819     void set(apr_pool_t *pool, const char *data, size_t size) {
 820         if (size == 0)
 821             clear();
 822         else {
 823             clear_();
 824
 825             char *temp(reinterpret_cast<char *>(apr_palloc(pool, size + 1)));
 826             memcpy(temp, data, size);
 827             temp[size] = '\0';
 828             data_ = temp;
 829             size_ = size;
 830         }
 831     }
 832
 833     _finline void set(apr_pool_t *pool, const char *data) {
 834         set(pool, data, data == NULL ? 0 : strlen(data));
 835     }
 836
 837     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 838         set(pool, rhs.data(), rhs.size());
 839     }
 840
 841     bool operator ==(const CYString &rhs) const {
 842         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 843     }
 844
 845     operator CFStringRef() {
 846         if (cache_ == NULL) {
 847             if (size_ == 0)
 848                 return nil;
 849             cache_ = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<uint8_t *>(data_), size_, kCFStringEncodingUTF8, NO, kCFAllocatorNull);
 850         } return cache_;
 851     }
 852
 853     _finline operator id() {
 854         return (NSString *) static_cast<CFStringRef>(*this);
 855     }
 856 };
 857 /* }}} */
 858 /* C++ NSString Algorithm Adapters {{{ */
 859 extern "C" {
 860     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 861 }
 862
 863 struct NSStringMapHash :
 864     std::unary_function<NSString *, size_t>
 865 {
 866     _finline size_t operator ()(NSString *value) const {
 867         return CFStringHashNSString((CFStringRef) value);
 868     }
 869 };
 870
 871 struct NSStringMapLess :
 872     std::binary_function<NSString *, NSString *, bool>
 873 {
 874     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 875         return [lhs compare:rhs] == NSOrderedAscending;
 876     }
 877 };
 878
 879 struct NSStringMapEqual :
 880     std::binary_function<NSString *, NSString *, bool>
 881 {
 882     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 883         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 884         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 885         //[lhs isEqualToString:rhs];
 886     }
 887 };
 888 /* }}} */
 889
 890 /* Perl-Compatible RegEx {{{ */
 891 class Pcre {
 892   private:
 893     pcre *code_;
 894     pcre_extra *study_;
 895     int capture_;
 896     int *matches_;
 897     const char *data_;
 898
 899   public:
 900     Pcre(const char *regex) :
 901         study_(NULL)
 902     {
 903         const char *error;
 904         int offset;
 905         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 906
 907         if (code_ == NULL) {
 908             lprintf("%d:%s\n", offset, error);
 909             _assert(false);
 910         }
 911
 912         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 913         matches_ = new int[(capture_ + 1) * 3];
 914     }
 915
 916     ~Pcre() {
 917         pcre_free(code_);
 918         delete matches_;
 919     }
 920
 921     NSString *operator [](size_t match) {
 922         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 923     }
 924
 925     bool operator ()(NSString *data) {
 926         // XXX: length is for characters, not for bytes
 927         return operator ()([data UTF8String], [data length]);
 928     }
 929
 930     bool operator ()(const char *data, size_t size) {
 931         data_ = data;
 932         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 933     }
 934 };
 935 /* }}} */
 936 /* Mime Addresses {{{ */
 937 @interface Address : NSObject {
 938     NSString *name_;
 939     NSString *address_;
 940 }
 941
 942 - (NSString *) name;
 943 - (NSString *) address;
 944
 945 - (void) setAddress:(NSString *)address;
 946
 947 + (Address *) addressWithString:(NSString *)string;
 948 - (Address *) initWithString:(NSString *)string;
 949 @end
 950
 951 @implementation Address
 952
 953 - (void) dealloc {
 954     [name_ release];
 955     if (address_ != nil)
 956         [address_ release];
 957     [super dealloc];
 958 }
 959
 960 - (NSString *) name {
 961     return name_;
 962 }
 963
 964 - (NSString *) address {
 965     return address_;
 966 }
 967
 968 - (void) setAddress:(NSString *)address {
 969     if (address_ != nil)
 970         [address_ autorelease];
 971     if (address == nil)
 972         address_ = nil;
 973     else
 974         address_ = [address retain];
 975 }
 976
 977 + (Address *) addressWithString:(NSString *)string {
 978     return [[[Address alloc] initWithString:string] autorelease];
 979 }
 980
 981 + (NSArray *) _attributeKeys {
 982     return [NSArray arrayWithObjects:@"address", @"name", nil];
 983 }
 984
 985 - (NSArray *) attributeKeys {
 986     return [[self class] _attributeKeys];
 987 }
 988
 989 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 990     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 991 }
 992
 993 - (Address *) initWithString:(NSString *)string {
 994     if ((self = [super init]) != nil) {
 995         const char *data = [string UTF8String];
 996         size_t size = [string length];
 997
 998         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 999
1000         if (address_r(data, size)) {
1001             name_ = [address_r[1] retain];
1002             address_ = [address_r[2] retain];
1003         } else {
1004             name_ = [string retain];
1005             address_ = nil;
1006         }
1007     } return self;
1008 }
1009
1010 @end
1011 /* }}} */
1012 /* CoreGraphics Primitives {{{ */
1013 class CGColor {
1014   private:
1015     CGColorRef color_;
1016
1017   public:
1018     CGColor() :
1019         color_(NULL)
1020     {
1021     }
1022
1023     CGColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
1024         color_(NULL)
1025     {
1026         Set(space, red, green, blue, alpha);
1027     }
1028
1029     void Clear() {
1030         if (color_ != NULL)
1031             CGColorRelease(color_);
1032     }
1033
1034     ~CGColor() {
1035         Clear();
1036     }
1037
1038     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1039         Clear();
1040         float color[] = {red, green, blue, alpha};
1041         color_ = CGColorCreate(space, color);
1042     }
1043
1044     operator CGColorRef() {
1045         return color_;
1046     }
1047 };
1048 /* }}} */
1049
1050 /* Random Global Variables {{{ */
1051 static const int PulseInterval_ = 50000;
1052 static const int ButtonBarHeight_ = 48;
1053 static const float KeyboardTime_ = 0.3f;
1054
1055 static int Finish_;
1056 static NSArray *Finishes_;
1057
1058 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1059 #define NotifyConfig_ "/etc/notify.conf"
1060
1061 static bool Queuing_;
1062
1063 static CGColor Blue_;
1064 static CGColor Blueish_;
1065 static CGColor Black_;
1066 static CGColor Off_;
1067 static CGColor White_;
1068 static CGColor Gray_;
1069 static CGColor Green_;
1070 static CGColor Purple_;
1071 static CGColor Purplish_;
1072
1073 static UIColor *InstallingColor_;
1074 static UIColor *RemovingColor_;
1075
1076 static NSString *App_;
1077 static NSString *Home_;
1078
1079 static BOOL Advanced_;
1080 static BOOL Ignored_;
1081
1082 static UIFont *Font12_;
1083 static UIFont *Font12Bold_;
1084 static UIFont *Font14_;
1085 static UIFont *Font18Bold_;
1086 static UIFont *Font22Bold_;
1087
1088 static const char *Machine_ = NULL;
1089 static const NSString *System_ = NULL;
1090 static const NSString *SerialNumber_ = nil;
1091 static const NSString *ChipID_ = nil;
1092 static const NSString *UniqueID_ = nil;
1093 static const NSString *Build_ = nil;
1094 static const NSString *Product_ = nil;
1095 static const NSString *Safari_ = nil;
1096
1097 static CFLocaleRef Locale_;
1098 static NSArray *Languages_;
1099 static CGColorSpaceRef space_;
1100
1101 static bool reload_;
1102
1103 static NSDictionary *SectionMap_;
1104 static NSMutableDictionary *Metadata_;
1105 static _transient NSMutableDictionary *Settings_;
1106 static _transient NSString *Role_;
1107 static _transient NSMutableDictionary *Packages_;
1108 static _transient NSMutableDictionary *Sections_;
1109 static _transient NSMutableDictionary *Sources_;
1110 static bool Changed_;
1111 static NSDate *now_;
1112
1113 #if RecycleWebViews
1114 static NSMutableArray *Documents_;
1115 #endif
1116 /* }}} */
1117
1118 /* Display Helpers {{{ */
1119 inline float Interpolate(float begin, float end, float fraction) {
1120     return (end - begin) * fraction + begin;
1121 }
1122
1123 /* XXX: localize this! */
1124 NSString *SizeString(double size) {
1125     bool negative = size < 0;
1126     if (negative)
1127         size = -size;
1128
1129     unsigned power = 0;
1130     while (size > 1024) {
1131         size /= 1024;
1132         ++power;
1133     }
1134
1135     static const char *powers_[] = {"B", "kB", "MB", "GB"};
1136
1137     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
1138 }
1139
1140 static _finline CFStringRef CFCString(const char *value) {
1141     return CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(value), strlen(value), kCFStringEncodingUTF8, NO, kCFAllocatorNull);
1142 }
1143
1144 const char *StripVersion_(const char *version) {
1145     const char *colon(strchr(version, ':'));
1146     if (colon != NULL)
1147         version = colon + 1;
1148     return version;
1149 }
1150
1151 CFStringRef StripVersion(const char *version) {
1152     const char *colon(strchr(version, ':'));
1153     if (colon != NULL)
1154         version = colon + 1;
1155     return CFStringCreateWithBytes(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(version), strlen(version), kCFStringEncodingUTF8, NO);
1156     // XXX: performance
1157     return CFCString(version);
1158 }
1159
1160 NSString *LocalizeSection(NSString *section) {
1161     static Pcre title_r("^(.*?) \\((.*)\\)$");
1162     if (title_r(section)) {
1163         NSString *parent(title_r[1]);
1164         NSString *child(title_r[2]);
1165
1166         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1167             LocalizeSection(parent),
1168             LocalizeSection(child)
1169         ];
1170     }
1171
1172     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1173 }
1174
1175 NSString *Simplify(NSString *title) {
1176     const char *data = [title UTF8String];
1177     size_t size = [title length];
1178
1179     static Pcre square_r("^\\[(.*)\\]$");
1180     if (square_r(data, size))
1181         return Simplify(square_r[1]);
1182
1183     static Pcre paren_r("^\\((.*)\\)$");
1184     if (paren_r(data, size))
1185         return Simplify(paren_r[1]);
1186
1187     static Pcre title_r("^(.*?) \\((.*)\\)$");
1188     if (title_r(data, size))
1189         return Simplify(title_r[1]);
1190
1191     return title;
1192 }
1193 /* }}} */
1194
1195 NSString *GetLastUpdate() {
1196     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1197
1198     if (update == nil)
1199         return UCLocalize("NEVER_OR_UNKNOWN");
1200
1201     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1202     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1203
1204     CFRelease(formatter);
1205
1206     return [(NSString *) formatted autorelease];
1207 }
1208
1209 bool isSectionVisible(NSString *section) {
1210     NSDictionary *metadata([Sections_ objectForKey:section]);
1211     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1212     return hidden == nil || ![hidden boolValue];
1213 }
1214
1215 /* Delegate Prototypes {{{ */
1216 @class Package;
1217 @class Source;
1218
1219 @interface NSObject (ProgressDelegate)
1220 @end
1221
1222 @protocol ProgressDelegate
1223 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1224 - (void) setProgressTitle:(NSString *)title;
1225 - (void) setProgressPercent:(float)percent;
1226 - (void) startProgress;
1227 - (void) addProgressOutput:(NSString *)output;
1228 - (bool) isCancelling:(size_t)received;
1229 @end
1230
1231 @protocol ConfigurationDelegate
1232 - (void) repairWithSelector:(SEL)selector;
1233 - (void) setConfigurationData:(NSString *)data;
1234 @end
1235
1236 @class PackageView;
1237
1238 @protocol CydiaDelegate
1239 - (void) setPackageView:(PackageView *)view;
1240 - (void) clearPackage:(Package *)package;
1241 - (void) installPackage:(Package *)package;
1242 - (void) removePackage:(Package *)package;
1243 - (void) slideUp:(UIActionSheet *)alert;
1244 - (void) distUpgrade;
1245 - (void) updateData;
1246 - (void) syncData;
1247 - (void) askForSettings;
1248 - (UIProgressHUD *) addProgressHUD;
1249 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1250 - (RVPage *) pageForPackage:(NSString *)name;
1251 - (PackageView *) packageView;
1252 @end
1253 /* }}} */
1254
1255 /* Status Delegation {{{ */
1256 class Status :
1257     public pkgAcquireStatus
1258 {
1259   private:
1260     _transient NSObject<ProgressDelegate> *delegate_;
1261
1262   public:
1263     Status() :
1264         delegate_(nil)
1265     {
1266     }
1267
1268     void setDelegate(id delegate) {
1269         delegate_ = delegate;
1270     }
1271
1272     NSObject<ProgressDelegate> *getDelegate() const {
1273         return delegate_;
1274     }
1275
1276     virtual bool MediaChange(std::string media, std::string drive) {
1277         return false;
1278     }
1279
1280     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1281     }
1282
1283     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1284         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1285         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1286     }
1287
1288     virtual void Done(pkgAcquire::ItemDesc &item) {
1289     }
1290
1291     virtual void Fail(pkgAcquire::ItemDesc &item) {
1292         if (
1293             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1294             item.Owner->Status == pkgAcquire::Item::StatDone
1295         )
1296             return;
1297
1298         std::string &error(item.Owner->ErrorText);
1299         if (error.empty())
1300             return;
1301
1302         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1303         NSArray *fields([description componentsSeparatedByString:@" "]);
1304         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1305
1306         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1307             withObject:[NSArray arrayWithObjects:
1308                 [NSString stringWithUTF8String:error.c_str()],
1309                 source,
1310             nil]
1311             waitUntilDone:YES
1312         ];
1313     }
1314
1315     virtual bool Pulse(pkgAcquire *Owner) {
1316         bool value = pkgAcquireStatus::Pulse(Owner);
1317
1318         float percent(
1319             double(CurrentBytes + CurrentItems) /
1320             double(TotalBytes + TotalItems)
1321         );
1322
1323         [delegate_ setProgressPercent:percent];
1324         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1325     }
1326
1327     virtual void Start() {
1328         [delegate_ startProgress];
1329     }
1330
1331     virtual void Stop() {
1332     }
1333 };
1334 /* }}} */
1335 /* Progress Delegation {{{ */
1336 class Progress :
1337     public OpProgress
1338 {
1339   private:
1340     _transient id<ProgressDelegate> delegate_;
1341     float percent_;
1342
1343   protected:
1344     virtual void Update() {
1345         /*if (abs(Percent - percent_) > 2)
1346             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1347             percent_ = Percent;
1348         }*/
1349
1350         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1351         [delegate_ setProgressPercent:(Percent / 100)];*/
1352     }
1353
1354   public:
1355     Progress() :
1356         delegate_(nil),
1357         percent_(0)
1358     {
1359     }
1360
1361     void setDelegate(id delegate) {
1362         delegate_ = delegate;
1363     }
1364
1365     id getDelegate() const {
1366         return delegate_;
1367     }
1368
1369     virtual void Done() {
1370         //NSLog(@"DONE");
1371         //[delegate_ setProgressPercent:1];
1372     }
1373 };
1374 /* }}} */
1375
1376 /* Database Interface {{{ */
1377 typedef std::map< unsigned long, _H<Source> > SourceMap;
1378
1379 @interface Database : NSObject {
1380     NSZone *zone_;
1381     apr_pool_t *pool_;
1382
1383     unsigned era_;
1384
1385     pkgCacheFile cache_;
1386     pkgDepCache::Policy *policy_;
1387     pkgRecords *records_;
1388     pkgProblemResolver *resolver_;
1389     pkgAcquire *fetcher_;
1390     FileFd *lock_;
1391     SPtr<pkgPackageManager> manager_;
1392     pkgSourceList *list_;
1393
1394     SourceMap sources_;
1395     NSMutableArray *packages_;
1396
1397     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1398     Status status_;
1399     Progress progress_;
1400
1401     int cydiafd_;
1402     int statusfd_;
1403     FILE *input_;
1404 }
1405
1406 + (Database *) sharedInstance;
1407 - (unsigned) era;
1408
1409 - (void) _readCydia:(NSNumber *)fd;
1410 - (void) _readStatus:(NSNumber *)fd;
1411 - (void) _readOutput:(NSNumber *)fd;
1412
1413 - (FILE *) input;
1414
1415 - (Package *) packageWithName:(NSString *)name;
1416
1417 - (pkgCacheFile &) cache;
1418 - (pkgDepCache::Policy *) policy;
1419 - (pkgRecords *) records;
1420 - (pkgProblemResolver *) resolver;
1421 - (pkgAcquire &) fetcher;
1422 - (pkgSourceList &) list;
1423 - (NSArray *) packages;
1424 - (NSArray *) sources;
1425 - (void) reloadData;
1426
1427 - (void) configure;
1428 - (bool) prepare;
1429 - (void) perform;
1430 - (bool) upgrade;
1431 - (void) update;
1432
1433 - (void) setVisible;
1434
1435 - (void) updateWithStatus:(Status &)status;
1436
1437 - (void) setDelegate:(id)delegate;
1438 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1439 @end
1440 /* }}} */
1441 /* Delegate Helpers {{{ */
1442 @implementation NSObject(ProgressDelegate)
1443
1444 - (void) _setProgressErrorPackage:(NSArray *)args {
1445     [self performSelector:@selector(setProgressError:forPackage:)
1446         withObject:[args objectAtIndex:0]
1447         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1448     ];
1449 }
1450
1451 - (void) _setProgressErrorTitle:(NSArray *)args {
1452     [self performSelector:@selector(setProgressError:withTitle:)
1453         withObject:[args objectAtIndex:0]
1454         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1455     ];
1456 }
1457
1458 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1459     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1460         withObject:[NSArray arrayWithObjects:error, title, nil]
1461         waitUntilDone:YES
1462     ];
1463 }
1464
1465 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1466     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1467     // XXX: holy typecast batman!
1468     [(id<ProgressDelegate>)self setProgressError:error withTitle:(package == nil ? id : [package name])];
1469 }
1470
1471 @end
1472 /* }}} */
1473
1474 /* Source Class {{{ */
1475 @interface Source : NSObject {
1476     CYString depiction_;
1477     CYString description_;
1478     CYString label_;
1479     CYString origin_;
1480     CYString support_;
1481
1482     CYString uri_;
1483     CYString distribution_;
1484     CYString type_;
1485     CYString version_;
1486
1487     NSString *host_;
1488     NSString *authority_;
1489
1490     CYString defaultIcon_;
1491
1492     NSDictionary *record_;
1493     BOOL trusted_;
1494 }
1495
1496 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1497
1498 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1499
1500 - (NSString *) depictionForPackage:(NSString *)package;
1501 - (NSString *) supportForPackage:(NSString *)package;
1502
1503 - (NSDictionary *) record;
1504 - (BOOL) trusted;
1505
1506 - (NSString *) uri;
1507 - (NSString *) distribution;
1508 - (NSString *) type;
1509 - (NSString *) key;
1510 - (NSString *) host;
1511
1512 - (NSString *) name;
1513 - (NSString *) description;
1514 - (NSString *) label;
1515 - (NSString *) origin;
1516 - (NSString *) version;
1517
1518 - (NSString *) defaultIcon;
1519
1520 @end
1521
1522 @implementation Source
1523
1524 - (void) _clear {
1525     uri_.clear();
1526     distribution_.clear();
1527     type_.clear();
1528
1529     description_.clear();
1530     label_.clear();
1531     origin_.clear();
1532     depiction_.clear();
1533     support_.clear();
1534     version_.clear();
1535     defaultIcon_.clear();
1536
1537     if (record_ != nil) {
1538         [record_ release];
1539         record_ = nil;
1540     }
1541
1542     if (host_ != nil) {
1543         [host_ release];
1544         host_ = nil;
1545     }
1546
1547     if (authority_ != nil) {
1548         [authority_ release];
1549         authority_ = nil;
1550     }
1551 }
1552
1553 - (void) dealloc {
1554     [self _clear];
1555     [super dealloc];
1556 }
1557
1558 + (NSArray *) _attributeKeys {
1559     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1560 }
1561
1562 - (NSArray *) attributeKeys {
1563     return [[self class] _attributeKeys];
1564 }
1565
1566 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1567     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1568 }
1569
1570 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1571     [self _clear];
1572
1573     trusted_ = index->IsTrusted();
1574
1575     uri_.set(pool, index->GetURI());
1576     distribution_.set(pool, index->GetDist());
1577     type_.set(pool, index->GetType());
1578
1579     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1580     if (dindex != NULL) {
1581         FileFd fd;
1582         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1583             _error->Discard();
1584         else {
1585             pkgTagFile tags(&fd);
1586
1587             pkgTagSection section;
1588             tags.Step(section);
1589
1590             struct {
1591                 const char *name_;
1592                 CYString *value_;
1593             } names[] = {
1594                 {"default-icon", &defaultIcon_},
1595                 {"depiction", &depiction_},
1596                 {"description", &description_},
1597                 {"label", &label_},
1598                 {"origin", &origin_},
1599                 {"support", &support_},
1600                 {"version", &version_},
1601             };
1602
1603             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1604                 const char *start, *end;
1605
1606                 if (section.Find(names[i].name_, start, end)) {
1607                     CYString &value(*names[i].value_);
1608                     value.set(pool, start, end - start);
1609                 }
1610             }
1611         }
1612     }
1613
1614     record_ = [Sources_ objectForKey:[self key]];
1615     if (record_ != nil)
1616         record_ = [record_ retain];
1617
1618     NSURL *url([NSURL URLWithString:uri_]);
1619
1620     host_ = [url host];
1621     if (host_ != nil)
1622         host_ = [[host_ lowercaseString] retain];
1623
1624     if (host_ != nil)
1625         authority_ = [host_ retain];
1626     else
1627         authority_ = [url path];
1628 }
1629
1630 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1631     if ((self = [super init]) != nil) {
1632         [self setMetaIndex:index inPool:pool];
1633     } return self;
1634 }
1635
1636 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1637     NSDictionary *lhr = [self record];
1638     NSDictionary *rhr = [source record];
1639
1640     if (lhr != rhr)
1641         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1642
1643     NSString *lhs = [self name];
1644     NSString *rhs = [source name];
1645
1646     if ([lhs length] != 0 && [rhs length] != 0) {
1647         unichar lhc = [lhs characterAtIndex:0];
1648         unichar rhc = [rhs characterAtIndex:0];
1649
1650         if (isalpha(lhc) && !isalpha(rhc))
1651             return NSOrderedAscending;
1652         else if (!isalpha(lhc) && isalpha(rhc))
1653             return NSOrderedDescending;
1654     }
1655
1656     return [lhs compare:rhs options:LaxCompareOptions_];
1657 }
1658
1659 - (NSString *) depictionForPackage:(NSString *)package {
1660     return depiction_.empty() ? nil : [depiction_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1661 }
1662
1663 - (NSString *) supportForPackage:(NSString *)package {
1664     return support_.empty() ? nil : [support_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1665 }
1666
1667 - (NSDictionary *) record {
1668     return record_;
1669 }
1670
1671 - (BOOL) trusted {
1672     return trusted_;
1673 }
1674
1675 - (NSString *) uri {
1676     return uri_;
1677 }
1678
1679 - (NSString *) distribution {
1680     return distribution_;
1681 }
1682
1683 - (NSString *) type {
1684     return type_;
1685 }
1686
1687 - (NSString *) key {
1688     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1689 }
1690
1691 - (NSString *) host {
1692     return host_;
1693 }
1694
1695 - (NSString *) name {
1696     return origin_.empty() ? authority_ : origin_;
1697 }
1698
1699 - (NSString *) description {
1700     return description_;
1701 }
1702
1703 - (NSString *) label {
1704     return label_.empty() ? authority_ : label_;
1705 }
1706
1707 - (NSString *) origin {
1708     return origin_;
1709 }
1710
1711 - (NSString *) version {
1712     return version_;
1713 }
1714
1715 - (NSString *) defaultIcon {
1716     return defaultIcon_;
1717 }
1718
1719 @end
1720 /* }}} */
1721 /* Relationship Class {{{ */
1722 @interface Relationship : NSObject {
1723     NSString *type_;
1724     NSString *id_;
1725 }
1726
1727 - (NSString *) type;
1728 - (NSString *) id;
1729 - (NSString *) name;
1730
1731 @end
1732
1733 @implementation Relationship
1734
1735 - (void) dealloc {
1736     [type_ release];
1737     [id_ release];
1738     [super dealloc];
1739 }
1740
1741 - (NSString *) type {
1742     return type_;
1743 }
1744
1745 - (NSString *) id {
1746     return id_;
1747 }
1748
1749 - (NSString *) name {
1750     _assert(false);
1751     return nil;
1752 }
1753
1754 @end
1755 /* }}} */
1756 /* Package Class {{{ */
1757 @interface Package : NSObject {
1758     unsigned era_;
1759     apr_pool_t *pool_;
1760
1761     pkgCache::VerIterator version_;
1762     pkgCache::PkgIterator iterator_;
1763     _transient Database *database_;
1764     pkgCache::VerFileIterator file_;
1765
1766     Source *source_;
1767     bool cached_;
1768     bool parsed_;
1769
1770     CYString section_;
1771     NSString *section$_;
1772     bool essential_;
1773     bool required_;
1774     bool visible_;
1775
1776     NSString *latest_;
1777     CYString installed_;
1778
1779     CYString id_;
1780     CYString name_;
1781     CYString tagline_;
1782     CYString icon_;
1783     CYString depiction_;
1784     CYString homepage_;
1785
1786     CYString sponsor_;
1787     Address *sponsor$_;
1788
1789     CYString author_;
1790     Address *author$_;
1791
1792     CYString bugs_;
1793     CYString support_;
1794     NSMutableArray *tags_;
1795     NSString *role_;
1796
1797     NSArray *relationships_;
1798
1799     NSMutableDictionary *metadata_;
1800     _transient NSDate *firstSeen_;
1801     _transient NSDate *lastSeen_;
1802     bool subscribed_;
1803 }
1804
1805 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1806 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1807
1808 - (pkgCache::PkgIterator) iterator;
1809 - (void) parse;
1810
1811 - (NSString *) section;
1812 - (NSString *) simpleSection;
1813
1814 - (NSString *) longSection;
1815 - (NSString *) shortSection;
1816
1817 - (NSString *) uri;
1818
1819 - (Address *) maintainer;
1820 - (size_t) size;
1821 - (NSString *) longDescription;
1822 - (NSString *) shortDescription;
1823 - (unichar) index;
1824
1825 - (NSMutableDictionary *) metadata;
1826 - (NSDate *) seen;
1827 - (BOOL) subscribed;
1828 - (BOOL) ignored;
1829
1830 - (NSString *) latest;
1831 - (NSString *) installed;
1832 - (BOOL) uninstalled;
1833
1834 - (BOOL) valid;
1835 - (BOOL) upgradableAndEssential:(BOOL)essential;
1836 - (BOOL) essential;
1837 - (BOOL) broken;
1838 - (BOOL) unfiltered;
1839 - (BOOL) visible;
1840
1841 - (BOOL) half;
1842 - (BOOL) halfConfigured;
1843 - (BOOL) halfInstalled;
1844 - (BOOL) hasMode;
1845 - (NSString *) mode;
1846
1847 - (void) setVisible;
1848
1849 - (NSString *) id;
1850 - (NSString *) name;
1851 - (UIImage *) icon;
1852 - (NSString *) homepage;
1853 - (NSString *) depiction;
1854 - (Address *) author;
1855
1856 - (NSString *) support;
1857
1858 - (NSArray *) files;
1859 - (NSArray *) relationships;
1860 - (NSArray *) warnings;
1861 - (NSArray *) applications;
1862
1863 - (Source *) source;
1864 - (NSString *) role;
1865
1866 - (BOOL) matches:(NSString *)text;
1867
1868 - (bool) hasSupportingRole;
1869 - (BOOL) hasTag:(NSString *)tag;
1870 - (NSString *) primaryPurpose;
1871 - (NSArray *) purposes;
1872 - (bool) isCommercial;
1873
1874 - (CYString &) cyname;
1875
1876 - (uint32_t) compareBySection:(NSArray *)sections;
1877
1878 - (uint32_t) compareForChanges;
1879
1880 - (void) install;
1881 - (void) remove;
1882
1883 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1884 - (bool) isInstalledAndVisible:(NSNumber *)number;
1885 - (bool) isVisibleInSection:(NSString *)section;
1886 - (bool) isVisibleInSource:(Source *)source;
1887
1888 @end
1889
1890 uint32_t PackageChangesRadix(Package *self, void *) {
1891     union {
1892         uint32_t key;
1893
1894         struct {
1895             uint32_t timestamp : 30;
1896             uint32_t ignored : 1;
1897             uint32_t upgradable : 1;
1898         } bits;
1899     } value;
1900
1901     bool upgradable([self upgradableAndEssential:YES]);
1902     value.bits.upgradable = upgradable ? 1 : 0;
1903
1904     if (upgradable) {
1905         value.bits.timestamp = 0;
1906         value.bits.ignored = [self ignored] ? 0 : 1;
1907         value.bits.upgradable = 1;
1908     } else {
1909         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
1910         value.bits.ignored = 0;
1911         value.bits.upgradable = 0;
1912     }
1913
1914     return _not(uint32_t) - value.key;
1915 }
1916
1917 _finline static void Stifle(uint8_t &value) {
1918 }
1919
1920 uint32_t PackagePrefixRadix(Package *self, void *context) {
1921     size_t offset(reinterpret_cast<size_t>(context));
1922     CYString &name([self cyname]);
1923
1924     size_t size(name.size());
1925     if (size == 0)
1926         return 0;
1927     char *text(name.data());
1928
1929     size_t zeros;
1930     if (!isdigit(text[0]))
1931         zeros = 0;
1932     else {
1933         size_t digits(1);
1934         while (size != digits && isdigit(text[digits]))
1935             if (++digits == 4)
1936                 break;
1937         zeros = 4 - digits;
1938     }
1939
1940     uint8_t data[4];
1941
1942     // 0.607997
1943
1944     if (offset == 0 && zeros != 0) {
1945         memset(data, '0', zeros);
1946         memcpy(data + zeros, text, 4 - zeros);
1947     } else {
1948         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1949         if (size <= offset - zeros)
1950             return 0;
1951
1952         text += offset - zeros;
1953         size -= offset - zeros;
1954
1955         if (size >= 4)
1956             memcpy(data, text, 4);
1957         else {
1958             memcpy(data, text, size);
1959             memset(data + size, 0, 4 - size);
1960         }
1961
1962         for (size_t i(0); i != 4; ++i)
1963             if (isalpha(data[i]))
1964                 data[i] &= 0xdf;
1965     }
1966
1967     if (offset == 0)
1968         data[0] = (data[0] & 0x3f) | "\x80\x00\xc0\x40"[data[0] >> 6];
1969
1970     /* XXX: ntohl may be more honest */
1971     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
1972 }
1973
1974 CYString &(*PackageName)(Package *self, SEL sel);
1975
1976 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
1977     _profile(PackageNameCompare)
1978         CYString &lhi(PackageName(lhs, @selector(cyname)));
1979         CYString &rhi(PackageName(rhs, @selector(cyname)));
1980         CFStringRef lhn(lhi), rhn(rhi);
1981
1982         _profile(PackageNameCompare$NumbersLast)
1983             if (!lhi.empty() && !rhi.empty()) {
1984                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
1985                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
1986                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
1987                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
1988                     return lha ? NSOrderedAscending : NSOrderedDescending;
1989             }
1990         _end
1991
1992         CFIndex length = CFStringGetLength(lhn);
1993
1994         _profile(PackageNameCompare$Compare)
1995             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
1996         _end
1997     _end
1998 }
1999
2000 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2001     return PackageNameCompare(*lhs, *rhs, context);
2002 }
2003
2004 struct PackageNameOrdering :
2005     std::binary_function<Package *, Package *, bool>
2006 {
2007     _finline bool operator ()(Package *lhs, Package *rhs) const {
2008         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2009     }
2010 };
2011
2012 @implementation Package
2013
2014 - (NSString *) description {
2015     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2016 }
2017
2018 - (void) dealloc {
2019     if (source_ != nil)
2020         [source_ release];
2021     if (section$_ != nil)
2022         [section$_ release];
2023
2024     if (latest_ != nil)
2025         [latest_ release];
2026
2027     if (sponsor$_ != nil)
2028         [sponsor$_ release];
2029     if (author$_ != nil)
2030         [author$_ release];
2031     if (tags_ != nil)
2032         [tags_ release];
2033     if (role_ != nil)
2034         [role_ release];
2035
2036     if (relationships_ != nil)
2037         [relationships_ release];
2038     if (metadata_ != nil)
2039         [metadata_ release];
2040
2041     [super dealloc];
2042 }
2043
2044 + (NSString *) webScriptNameForSelector:(SEL)selector {
2045     if (selector == @selector(hasTag:))
2046         return @"hasTag";
2047     else
2048         return nil;
2049 }
2050
2051 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2052     return [self webScriptNameForSelector:selector] == nil;
2053 }
2054
2055 + (NSArray *) _attributeKeys {
2056     return [NSArray arrayWithObjects:@"applications", @"author", @"depiction", @"longDescription", @"essential", @"homepage", @"icon", @"id", @"installed", @"latest", @"longSection", @"maintainer", @"mode", @"name", @"purposes", @"section", @"shortDescription", @"shortSection", @"simpleSection", @"size", @"source", @"sponsor", @"support", @"warnings", nil];
2057 }
2058
2059 - (NSArray *) attributeKeys {
2060     return [[self class] _attributeKeys];
2061 }
2062
2063 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2064     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2065 }
2066
2067 - (void) parse {
2068     if (parsed_)
2069         return;
2070     parsed_ = true;
2071     if (file_.end())
2072         return;
2073
2074     _profile(Package$parse)
2075         pkgRecords::Parser *parser;
2076
2077         _profile(Package$parse$Lookup)
2078             parser = &[database_ records]->Lookup(file_);
2079         _end
2080
2081         CYString website;
2082
2083         _profile(Package$parse$Find)
2084             struct {
2085                 const char *name_;
2086                 CYString *value_;
2087             } names[] = {
2088                 {"icon", &icon_},
2089                 {"depiction", &depiction_},
2090                 {"homepage", &homepage_},
2091                 {"website", &website},
2092                 {"bugs", &bugs_},
2093                 {"support", &support_},
2094                 {"sponsor", &sponsor_},
2095                 {"author", &author_},
2096             };
2097
2098             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2099                 const char *start, *end;
2100
2101                 if (parser->Find(names[i].name_, start, end)) {
2102                     CYString &value(*names[i].value_);
2103                     _profile(Package$parse$Value)
2104                         value.set(pool_, start, end - start);
2105                     _end
2106                 }
2107             }
2108         _end
2109
2110         _profile(Package$parse$Tagline)
2111             const char *start, *end;
2112             if (parser->ShortDesc(start, end)) {
2113                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2114                 if (stop == NULL)
2115                     stop = end;
2116                 while (stop != start && stop[-1] == '\r')
2117                     --stop;
2118                 tagline_.set(pool_, start, stop - start);
2119             }
2120         _end
2121
2122         _profile(Package$parse$Retain)
2123             if (homepage_.empty())
2124                 homepage_ = website;
2125             if (homepage_ == depiction_)
2126                 homepage_.clear();
2127         _end
2128     _end
2129 }
2130
2131 - (void) setVisible {
2132     visible_ = required_ && [self hasSupportingRole] && [self unfiltered];
2133 }
2134
2135 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2136     if ((self = [super init]) != nil) {
2137     _profile(Package$initWithVersion)
2138     @synchronized (database) {
2139         era_ = [database era];
2140         pool_ = pool;
2141
2142         version_ = version;
2143         iterator_ = version.ParentPkg();
2144         database_ = database;
2145
2146         _profile(Package$initWithVersion$Latest)
2147             latest_ = (NSString *) StripVersion(version_.VerStr());
2148         _end
2149
2150         pkgCache::VerIterator current;
2151         _profile(Package$initWithVersion$Versions)
2152             current = iterator_.CurrentVer();
2153             if (!current.end())
2154                 installed_.set(pool_, StripVersion_(current.VerStr()));
2155
2156             if (!version_.end())
2157                 file_ = version_.FileList();
2158             else {
2159                 pkgCache &cache([database_ cache]);
2160                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2161             }
2162         _end
2163
2164         _profile(Package$initWithVersion$Name)
2165             id_.set(pool_, iterator_.Name());
2166             name_.set(pool, iterator_.Display());
2167         _end
2168
2169         if (!file_.end()) {
2170             _profile(Package$initWithVersion$Source)
2171                 source_ = [database_ getSource:file_.File()];
2172                 if (source_ != nil)
2173                     [source_ retain];
2174                 cached_ = true;
2175             _end
2176         }
2177
2178         required_ = true;
2179
2180         _profile(Package$initWithVersion$Tags)
2181             pkgCache::TagIterator tag(iterator_.TagList());
2182             if (!tag.end()) {
2183                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2184                 do {
2185                     const char *name(tag.Name());
2186                     [tags_ addObject:(NSString *)CFCString(name)];
2187                     if (role_ == nil && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/)
2188                         role_ = (NSString *) CFCString(name + 6);
2189                     if (required_ && strncmp(name, "require::", 9) == 0 && (
2190                         true
2191                     ))
2192                         required_ = false;
2193                     ++tag;
2194                 } while (!tag.end());
2195             }
2196         _end
2197
2198         bool changed(false);
2199         NSString *key([id_ lowercaseString]);
2200
2201         _profile(Package$initWithVersion$Metadata)
2202             metadata_ = [Packages_ objectForKey:key];
2203
2204             if (metadata_ == nil) {
2205                 firstSeen_ = now_;
2206
2207                 metadata_ = [[NSMutableDictionary dictionaryWithObjectsAndKeys:
2208                     firstSeen_, @"FirstSeen",
2209                     latest_, @"LastVersion",
2210                 nil] mutableCopy];
2211
2212                 changed = true;
2213             } else {
2214                 firstSeen_ = [metadata_ objectForKey:@"FirstSeen"];
2215                 lastSeen_ = [metadata_ objectForKey:@"LastSeen"];
2216
2217                 if (NSNumber *subscribed = [metadata_ objectForKey:@"IsSubscribed"])
2218                     subscribed_ = [subscribed boolValue];
2219
2220                 NSString *version([metadata_ objectForKey:@"LastVersion"]);
2221
2222                 if (firstSeen_ == nil) {
2223                     firstSeen_ = lastSeen_ == nil ? now_ : lastSeen_;
2224                     [metadata_ setObject:firstSeen_ forKey:@"FirstSeen"];
2225                     changed = true;
2226                 }
2227
2228                 if (version == nil) {
2229                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2230                     changed = true;
2231                 } else {
2232                 if (![version isEqualToString:latest_]) {
2233                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2234                     lastSeen_ = now_;
2235                     [metadata_ setObject:lastSeen_ forKey:@"LastSeen"];
2236                     changed = true;
2237                 } }
2238             }
2239
2240             metadata_ = [metadata_ retain];
2241
2242             if (changed) {
2243                 [Packages_ setObject:metadata_ forKey:key];
2244                 Changed_ = true;
2245             }
2246         _end
2247
2248         _profile(Package$initWithVersion$Section)
2249             section_.set(pool_, iterator_.Section());
2250         _end
2251
2252         essential_ = ((iterator_->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES) || [self hasTag:@"cydia::essential"];
2253         [self setVisible];
2254     } _end } return self;
2255 }
2256
2257 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2258 @synchronized ([Database class]) {
2259     pkgCache::VerIterator version;
2260
2261     _profile(Package$packageWithIterator$GetCandidateVer)
2262         version = [database policy]->GetCandidateVer(iterator);
2263     _end
2264
2265     if (version.end())
2266         return nil;
2267
2268     return [[[Package alloc]
2269         initWithVersion:version
2270         withZone:zone
2271         inPool:pool
2272         database:database
2273     ] autorelease];
2274 } }
2275
2276 - (pkgCache::PkgIterator) iterator {
2277     return iterator_;
2278 }
2279
2280 - (NSString *) section {
2281     if (section$_ == nil) {
2282         if (section_.empty())
2283             return nil;
2284
2285         std::replace(section_.data(), section_.data() + section_.size(), ' ', '_');
2286         NSString *name(section_);
2287
2288       lookup:
2289         if (NSDictionary *value = [SectionMap_ objectForKey:name])
2290             if (NSString *rename = [value objectForKey:@"Rename"]) {
2291                 name = rename;
2292                 goto lookup;
2293             }
2294
2295         section$_ = [[name stringByReplacingCharacter:'_' withCharacter:' '] retain];
2296     } return section$_;
2297 }
2298
2299 - (NSString *) simpleSection {
2300     if (NSString *section = [self section])
2301         return Simplify(section);
2302     else
2303         return nil;
2304 }
2305
2306 - (NSString *) longSection {
2307     return LocalizeSection([self section]);
2308 }
2309
2310 - (NSString *) shortSection {
2311     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2312 }
2313
2314 - (NSString *) uri {
2315     return nil;
2316 #if 0
2317     pkgIndexFile *index;
2318     pkgCache::PkgFileIterator file(file_.File());
2319     if (![database_ list].FindIndex(file, index))
2320         return nil;
2321     return [NSString stringWithUTF8String:iterator_->Path];
2322     //return [NSString stringWithUTF8String:file.Site()];
2323     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2324 #endif
2325 }
2326
2327 - (Address *) maintainer {
2328     if (file_.end())
2329         return nil;
2330     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2331     const std::string &maintainer(parser->Maintainer());
2332     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2333 }
2334
2335 - (size_t) size {
2336     return version_.end() ? 0 : version_->InstalledSize;
2337 }
2338
2339 - (NSString *) longDescription {
2340     if (file_.end())
2341         return nil;
2342     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2343     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2344
2345     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2346     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2347     if ([lines count] < 2)
2348         return nil;
2349
2350     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2351     for (size_t i(1), e([lines count]); i != e; ++i) {
2352         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2353         [trimmed addObject:trim];
2354     }
2355
2356     return [trimmed componentsJoinedByString:@"\n"];
2357 }
2358
2359 - (NSString *) shortDescription {
2360     return tagline_;
2361 }
2362
2363 - (unichar) index {
2364     _profile(Package$index)
2365         CFStringRef name((CFStringRef) [self name]);
2366         if (CFStringGetLength(name) == 0)
2367             return '#';
2368         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2369         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2370             return '#';
2371         return toupper(character);
2372     _end
2373 }
2374
2375 - (NSMutableDictionary *) metadata {
2376     return metadata_;
2377 }
2378
2379 - (NSDate *) seen {
2380     if (subscribed_ && lastSeen_ != nil)
2381         return lastSeen_;
2382     return firstSeen_;
2383 }
2384
2385 - (BOOL) subscribed {
2386     return subscribed_;
2387 }
2388
2389 - (BOOL) ignored {
2390     NSDictionary *metadata([self metadata]);
2391     if (NSNumber *ignored = [metadata objectForKey:@"IsIgnored"])
2392         return [ignored boolValue];
2393     else
2394         return false;
2395 }
2396
2397 - (NSString *) latest {
2398     return latest_;
2399 }
2400
2401 - (NSString *) installed {
2402     return installed_;
2403 }
2404
2405 - (BOOL) uninstalled {
2406     return installed_.empty();
2407 }
2408
2409 - (BOOL) valid {
2410     return !version_.end();
2411 }
2412
2413 - (BOOL) upgradableAndEssential:(BOOL)essential {
2414     _profile(Package$upgradableAndEssential)
2415         pkgCache::VerIterator current(iterator_.CurrentVer());
2416         if (current.end())
2417             return essential && essential_ && visible_;
2418         else
2419             return !version_.end() && version_ != current;// && (!essential || ![database_ cache][iterator_].Keep());
2420     _end
2421 }
2422
2423 - (BOOL) essential {
2424     return essential_;
2425 }
2426
2427 - (BOOL) broken {
2428     return [database_ cache][iterator_].InstBroken();
2429 }
2430
2431 - (BOOL) unfiltered {
2432     NSString *section([self section]);
2433     return section == nil || isSectionVisible(section);
2434 }
2435
2436 - (BOOL) visible {
2437     return visible_;
2438 }
2439
2440 - (BOOL) half {
2441     unsigned char current(iterator_->CurrentState);
2442     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2443 }
2444
2445 - (BOOL) halfConfigured {
2446     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2447 }
2448
2449 - (BOOL) halfInstalled {
2450     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2451 }
2452
2453 - (BOOL) hasMode {
2454     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2455     return state.Mode != pkgDepCache::ModeKeep;
2456 }
2457
2458 - (NSString *) mode {
2459     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2460
2461     switch (state.Mode) {
2462         case pkgDepCache::ModeDelete:
2463             if ((state.iFlags & pkgDepCache::Purge) != 0)
2464                 return @"PURGE";
2465             else
2466                 return @"REMOVE";
2467         case pkgDepCache::ModeKeep:
2468             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2469                 return @"REINSTALL";
2470             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2471                 return nil;*/
2472             else
2473                 return nil;
2474         case pkgDepCache::ModeInstall:
2475             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2476                 return @"REINSTALL";
2477             else*/ switch (state.Status) {
2478                 case -1:
2479                     return @"DOWNGRADE";
2480                 case 0:
2481                     return @"INSTALL";
2482                 case 1:
2483                     return @"UPGRADE";
2484                 case 2:
2485                     return @"NEW_INSTALL";
2486                 _nodefault
2487             }
2488         _nodefault
2489     }
2490 }
2491
2492 - (NSString *) id {
2493     return id_;
2494 }
2495
2496 - (NSString *) name {
2497     return name_.empty() ? id_ : name_;
2498 }
2499
2500 - (UIImage *) icon {
2501     NSString *section = [self simpleSection];
2502
2503     UIImage *icon(nil);
2504     if (!icon_.empty())
2505         if ([icon_ hasPrefix:@"file:///"])
2506             icon = [UIImage imageAtPath:[icon_ substringFromIndex:7]];
2507     if (icon == nil) if (section != nil)
2508         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2509     if (icon == nil) if (source_ != nil) if (NSString *dicon = [source_ defaultIcon])
2510         if ([dicon hasPrefix:@"file:///"])
2511             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2512     if (icon == nil)
2513         icon = [UIImage applicationImageNamed:@"unknown.png"];
2514     return icon;
2515 }
2516
2517 - (NSString *) homepage {
2518     return homepage_;
2519 }
2520
2521 - (NSString *) depiction {
2522     return !depiction_.empty() ? depiction_ : [[self source] depictionForPackage:id_];
2523 }
2524
2525 - (Address *) sponsor {
2526     if (sponsor$_ == nil) {
2527         if (sponsor_.empty())
2528             return nil;
2529         sponsor$_ = [[Address addressWithString:sponsor_] retain];
2530     } return sponsor$_;
2531 }
2532
2533 - (Address *) author {
2534     if (author$_ == nil) {
2535         if (author_.empty())
2536             return nil;
2537         author$_ = [[Address addressWithString:author_] retain];
2538     } return author$_;
2539 }
2540
2541 - (NSString *) support {
2542     return !bugs_.empty() ? bugs_ : [[self source] supportForPackage:id_];
2543 }
2544
2545 - (NSArray *) files {
2546     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2547     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2548
2549     std::ifstream fin;
2550     fin.open([path UTF8String]);
2551     if (!fin.is_open())
2552         return nil;
2553
2554     std::string line;
2555     while (std::getline(fin, line))
2556         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2557
2558     return files;
2559 }
2560
2561 - (NSArray *) relationships {
2562     return relationships_;
2563 }
2564
2565 - (NSArray *) warnings {
2566     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2567     const char *name(iterator_.Name());
2568
2569     size_t length(strlen(name));
2570     if (length < 2) invalid:
2571         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2572     else for (size_t i(0); i != length; ++i)
2573         if (
2574             /* XXX: technically this is not allowed */
2575             (name[i] < 'A' || name[i] > 'Z') &&
2576             (name[i] < 'a' || name[i] > 'z') &&
2577             (name[i] < '0' || name[i] > '9') &&
2578             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2579         ) goto invalid;
2580
2581     if (strcmp(name, "cydia") != 0) {
2582         bool cydia = false;
2583         bool user = false;
2584         bool _private = false;
2585         bool stash = false;
2586
2587         bool repository = [[self section] isEqualToString:@"Repositories"];
2588
2589         if (NSArray *files = [self files])
2590             for (NSString *file in files)
2591                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2592                     cydia = true;
2593                 else if (!user && [file isEqualToString:@"/User"])
2594                     user = true;
2595                 else if (!_private && [file isEqualToString:@"/private"])
2596                     _private = true;
2597                 else if (!stash && [file isEqualToString:@"/var/stash"])
2598                     stash = true;
2599
2600         /* XXX: this is not sensitive enough. only some folders are valid. */
2601         if (cydia && !repository)
2602             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2603         if (user)
2604             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2605         if (_private)
2606             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2607         if (stash)
2608             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2609     }
2610
2611     return [warnings count] == 0 ? nil : warnings;
2612 }
2613
2614 - (NSArray *) applications {
2615     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2616
2617     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2618
2619     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2620     if (NSArray *files = [self files])
2621         for (NSString *file in files)
2622             if (application_r(file)) {
2623                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2624                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2625                 if ([id isEqualToString:me])
2626                     continue;
2627
2628                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2629                 if (display == nil)
2630                     display = application_r[1];
2631
2632                 NSString *bundle([file stringByDeletingLastPathComponent]);
2633                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2634                 if (icon == nil || [icon length] == 0)
2635                     icon = @"icon.png";
2636                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2637
2638                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2639                 [applications addObject:application];
2640
2641                 [application addObject:id];
2642                 [application addObject:display];
2643                 [application addObject:url];
2644             }
2645
2646     return [applications count] == 0 ? nil : applications;
2647 }
2648
2649 - (Source *) source {
2650     if (!cached_) {
2651         @synchronized (database_) {
2652             if ([database_ era] != era_ || file_.end())
2653                 source_ = nil;
2654             else {
2655                 source_ = [database_ getSource:file_.File()];
2656                 if (source_ != nil)
2657                     [source_ retain];
2658             }
2659
2660             cached_ = true;
2661         }
2662     }
2663
2664     return source_;
2665 }
2666
2667 - (NSString *) role {
2668     return role_;
2669 }
2670
2671 - (BOOL) matches:(NSString *)text {
2672     if (text == nil)
2673         return NO;
2674
2675     NSRange range;
2676
2677     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2678     if (range.location != NSNotFound)
2679         return YES;
2680
2681     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2682     if (range.location != NSNotFound)
2683         return YES;
2684
2685     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2686     if (range.location != NSNotFound)
2687         return YES;
2688
2689     return NO;
2690 }
2691
2692 - (bool) hasSupportingRole {
2693     if (role_ == nil)
2694         return true;
2695     if ([role_ isEqualToString:@"enduser"])
2696         return true;
2697     if ([Role_ isEqualToString:@"User"])
2698         return false;
2699     if ([role_ isEqualToString:@"hacker"])
2700         return true;
2701     if ([Role_ isEqualToString:@"Hacker"])
2702         return false;
2703     if ([role_ isEqualToString:@"developer"])
2704         return true;
2705     if ([Role_ isEqualToString:@"Developer"])
2706         return false;
2707     _assert(false);
2708 }
2709
2710 - (BOOL) hasTag:(NSString *)tag {
2711     return tags_ == nil ? NO : [tags_ containsObject:tag];
2712 }
2713
2714 - (NSString *) primaryPurpose {
2715     for (NSString *tag in tags_)
2716         if ([tag hasPrefix:@"purpose::"])
2717             return [tag substringFromIndex:9];
2718     return nil;
2719 }
2720
2721 - (NSArray *) purposes {
2722     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2723     for (NSString *tag in tags_)
2724         if ([tag hasPrefix:@"purpose::"])
2725             [purposes addObject:[tag substringFromIndex:9]];
2726     return [purposes count] == 0 ? nil : purposes;
2727 }
2728
2729 - (bool) isCommercial {
2730     return [self hasTag:@"cydia::commercial"];
2731 }
2732
2733 - (CYString &) cyname {
2734     return name_.empty() ? id_ : name_;
2735 }
2736
2737 - (uint32_t) compareBySection:(NSArray *)sections {
2738     NSString *section([self section]);
2739     for (size_t i(0), e([sections count]); i != e; ++i) {
2740         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2741             return i;
2742     }
2743
2744     return _not(uint32_t);
2745 }
2746
2747 - (uint32_t) compareForChanges {
2748     union {
2749         uint32_t key;
2750
2751         struct {
2752             uint32_t timestamp : 30;
2753             uint32_t ignored : 1;
2754             uint32_t upgradable : 1;
2755         } bits;
2756     } value;
2757
2758     bool upgradable([self upgradableAndEssential:YES]);
2759     value.bits.upgradable = upgradable ? 1 : 0;
2760
2761     if (upgradable) {
2762         value.bits.timestamp = 0;
2763         value.bits.ignored = [self ignored] ? 0 : 1;
2764         value.bits.upgradable = 1;
2765     } else {
2766         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
2767         value.bits.ignored = 0;
2768         value.bits.upgradable = 0;
2769     }
2770
2771     return _not(uint32_t) - value.key;
2772 }
2773
2774 - (void) clear {
2775     pkgProblemResolver *resolver = [database_ resolver];
2776     resolver->Clear(iterator_);
2777     resolver->Protect(iterator_);
2778 }
2779
2780 - (void) install {
2781     pkgProblemResolver *resolver = [database_ resolver];
2782     resolver->Clear(iterator_);
2783     resolver->Protect(iterator_);
2784     pkgCacheFile &cache([database_ cache]);
2785     cache->MarkInstall(iterator_, false);
2786     pkgDepCache::StateCache &state((*cache)[iterator_]);
2787     if (!state.Install())
2788         cache->SetReInstall(iterator_, true);
2789 }
2790
2791 - (void) remove {
2792     pkgProblemResolver *resolver = [database_ resolver];
2793     resolver->Clear(iterator_);
2794     resolver->Protect(iterator_);
2795     resolver->Remove(iterator_);
2796     [database_ cache]->MarkDelete(iterator_, true);
2797 }
2798
2799 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2800     _profile(Package$isUnfilteredAndSearchedForBy)
2801         bool value(true);
2802
2803         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2804             value &= [self unfiltered];
2805         _end
2806
2807         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2808             value &= [self matches:search];
2809         _end
2810
2811         return value;
2812     _end
2813 }
2814
2815 - (bool) isInstalledAndVisible:(NSNumber *)number {
2816     return (![number boolValue] || [self visible]) && ![self uninstalled];
2817 }
2818
2819 - (bool) isVisibleInSection:(NSString *)name {
2820     NSString *section = [self section];
2821
2822     return
2823         [self visible] && (
2824             name == nil ||
2825             section == nil && [name length] == 0 ||
2826             [name isEqualToString:section]
2827         );
2828 }
2829
2830 - (bool) isVisibleInSource:(Source *)source {
2831     return [self source] == source && [self visible];
2832 }
2833
2834 @end
2835 /* }}} */
2836 /* Section Class {{{ */
2837 @interface Section : NSObject {
2838     NSString *name_;
2839     unichar index_;
2840     size_t row_;
2841     size_t count_;
2842     NSString *localized_;
2843 }
2844
2845 - (NSComparisonResult) compareByLocalized:(Section *)section;
2846 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2847 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2848 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2849 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2850 - (NSString *) name;
2851 - (unichar) index;
2852
2853 - (size_t) row;
2854 - (size_t) count;
2855
2856 - (void) addToRow;
2857 - (void) addToCount;
2858
2859 - (void) setCount:(size_t)count;
2860 - (NSString *) localized;
2861
2862 @end
2863
2864 @implementation Section
2865
2866 - (void) dealloc {
2867     [name_ release];
2868     if (localized_ != nil)
2869         [localized_ release];
2870     [super dealloc];
2871 }
2872
2873 - (NSComparisonResult) compareByLocalized:(Section *)section {
2874     NSString *lhs(localized_);
2875     NSString *rhs([section localized]);
2876
2877     /*if ([lhs length] != 0 && [rhs length] != 0) {
2878         unichar lhc = [lhs characterAtIndex:0];
2879         unichar rhc = [rhs characterAtIndex:0];
2880
2881         if (isalpha(lhc) && !isalpha(rhc))
2882             return NSOrderedAscending;
2883         else if (!isalpha(lhc) && isalpha(rhc))
2884             return NSOrderedDescending;
2885     }*/
2886
2887     return [lhs compare:rhs options:LaxCompareOptions_];
2888 }
2889
2890 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2891     if ((self = [self initWithName:name localize:NO]) != nil) {
2892         if (localized != nil)
2893             localized_ = [localized retain];
2894     } return self;
2895 }
2896
2897 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2898     return [self initWithName:name row:0 localize:localize];
2899 }
2900
2901 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2902     if ((self = [super init]) != nil) {
2903         name_ = [name retain];
2904         index_ = '\0';
2905         row_ = row;
2906         if (localize)
2907             localized_ = [LocalizeSection(name_) retain];
2908     } return self;
2909 }
2910
2911 /* XXX: localize the index thingees */
2912 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2913     if ((self = [super init]) != nil) {
2914         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2915         index_ = index;
2916         row_ = row;
2917     } return self;
2918 }
2919
2920 - (NSString *) name {
2921     return name_;
2922 }
2923
2924 - (unichar) index {
2925     return index_;
2926 }
2927
2928 - (size_t) row {
2929     return row_;
2930 }
2931
2932 - (size_t) count {
2933     return count_;
2934 }
2935
2936 - (void) addToRow {
2937     ++row_;
2938 }
2939
2940 - (void) addToCount {
2941     ++count_;
2942 }
2943
2944 - (void) setCount:(size_t)count {
2945     count_ = count;
2946 }
2947
2948 - (NSString *) localized {
2949     return localized_;
2950 }
2951
2952 @end
2953 /* }}} */
2954
2955 static NSString *Colon_;
2956 static NSString *Error_;
2957 static NSString *Warning_;
2958
2959 /* Database Implementation {{{ */
2960 @implementation Database
2961
2962 + (Database *) sharedInstance {
2963     static Database *instance;
2964     if (instance == nil)
2965         instance = [[Database alloc] init];
2966     return instance;
2967 }
2968
2969 - (unsigned) era {
2970     return era_;
2971 }
2972
2973 - (void) dealloc {
2974     _assert(false);
2975     NSRecycleZone(zone_);
2976     // XXX: malloc_destroy_zone(zone_);
2977     apr_pool_destroy(pool_);
2978     [super dealloc];
2979 }
2980
2981 - (void) _readCydia:(NSNumber *)fd { _pooled
2982     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2983     std::istream is(&ib);
2984     std::string line;
2985
2986     static Pcre finish_r("^finish:([^:]*)$");
2987
2988     while (std::getline(is, line)) {
2989         const char *data(line.c_str());
2990         size_t size = line.size();
2991         lprintf("C:%s\n", data);
2992
2993         if (finish_r(data, size)) {
2994             NSString *finish = finish_r[1];
2995             int index = [Finishes_ indexOfObject:finish];
2996             if (index != INT_MAX && index > Finish_)
2997                 Finish_ = index;
2998         }
2999     }
3000
3001     _assume(false);
3002 }
3003
3004 - (void) _readStatus:(NSNumber *)fd { _pooled
3005     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3006     std::istream is(&ib);
3007     std::string line;
3008
3009     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3010     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3011
3012     while (std::getline(is, line)) {
3013         const char *data(line.c_str());
3014         size_t size(line.size());
3015         lprintf("S:%s\n", data);
3016
3017         if (conffile_r(data, size)) {
3018             [delegate_ setConfigurationData:conffile_r[1]];
3019         } else if (strncmp(data, "status: ", 8) == 0) {
3020             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3021             [delegate_ setProgressTitle:string];
3022         } else if (pmstatus_r(data, size)) {
3023             std::string type([pmstatus_r[1] UTF8String]);
3024             NSString *id = pmstatus_r[2];
3025
3026             float percent([pmstatus_r[3] floatValue]);
3027             [delegate_ setProgressPercent:(percent / 100)];
3028
3029             NSString *string = pmstatus_r[4];
3030
3031             if (type == "pmerror")
3032                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3033                     withObject:[NSArray arrayWithObjects:string, id, nil]
3034                     waitUntilDone:YES
3035                 ];
3036             else if (type == "pmstatus") {
3037                 [delegate_ setProgressTitle:string];
3038             } else if (type == "pmconffile")
3039                 [delegate_ setConfigurationData:string];
3040             else
3041                 lprintf("E:unknown pmstatus\n");
3042         } else
3043             lprintf("E:unknown status\n");
3044     }
3045
3046     _assume(false);
3047 }
3048
3049 - (void) _readOutput:(NSNumber *)fd { _pooled
3050     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3051     std::istream is(&ib);
3052     std::string line;
3053
3054     while (std::getline(is, line)) {
3055         lprintf("O:%s\n", line.c_str());
3056         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3057     }
3058
3059     _assume(false);
3060 }
3061
3062 - (FILE *) input {
3063     return input_;
3064 }
3065
3066 - (Package *) packageWithName:(NSString *)name {
3067 @synchronized ([Database class]) {
3068     if (static_cast<pkgDepCache *>(cache_) == NULL)
3069         return nil;
3070     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3071     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3072 } }
3073
3074 - (Database *) init {
3075     if ((self = [super init]) != nil) {
3076         policy_ = NULL;
3077         records_ = NULL;
3078         resolver_ = NULL;
3079         fetcher_ = NULL;
3080         lock_ = NULL;
3081
3082         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3083         apr_pool_create(&pool_, NULL);
3084
3085         packages_ = [[NSMutableArray alloc] init];
3086
3087         int fds[2];
3088
3089         _assert(pipe(fds) != -1);
3090         cydiafd_ = fds[1];
3091
3092         _config->Set("APT::Keep-Fds::", cydiafd_);
3093         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3094
3095         [NSThread
3096             detachNewThreadSelector:@selector(_readCydia:)
3097             toTarget:self
3098             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3099         ];
3100
3101         _assert(pipe(fds) != -1);
3102         statusfd_ = fds[1];
3103
3104         [NSThread
3105             detachNewThreadSelector:@selector(_readStatus:)
3106             toTarget:self
3107             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3108         ];
3109
3110         _assert(pipe(fds) != -1);
3111         _assert(dup2(fds[0], 0) != -1);
3112         _assert(close(fds[0]) != -1);
3113
3114         input_ = fdopen(fds[1], "a");
3115
3116         _assert(pipe(fds) != -1);
3117         _assert(dup2(fds[1], 1) != -1);
3118         _assert(close(fds[1]) != -1);
3119
3120         [NSThread
3121             detachNewThreadSelector:@selector(_readOutput:)
3122             toTarget:self
3123             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3124         ];
3125     } return self;
3126 }
3127
3128 - (pkgCacheFile &) cache {
3129     return cache_;
3130 }
3131
3132 - (pkgDepCache::Policy *) policy {
3133     return policy_;
3134 }
3135
3136 - (pkgRecords *) records {
3137     return records_;
3138 }
3139
3140 - (pkgProblemResolver *) resolver {
3141     return resolver_;
3142 }
3143
3144 - (pkgAcquire &) fetcher {
3145     return *fetcher_;
3146 }
3147
3148 - (pkgSourceList &) list {
3149     return *list_;
3150 }
3151
3152 - (NSArray *) packages {
3153     return packages_;
3154 }
3155
3156 - (NSArray *) sources {
3157     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3158     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3159         [sources addObject:i->second];
3160     return sources;
3161 }
3162
3163 - (NSArray *) issues {
3164     if (cache_->BrokenCount() == 0)
3165         return nil;
3166
3167     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3168
3169     for (Package *package in packages_) {
3170         if (![package broken])
3171             continue;
3172         pkgCache::PkgIterator pkg([package iterator]);
3173
3174         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3175         [entry addObject:[package name]];
3176         [issues addObject:entry];
3177
3178         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3179         if (ver.end())
3180             continue;
3181
3182         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3183             pkgCache::DepIterator start;
3184             pkgCache::DepIterator end;
3185             dep.GlobOr(start, end); // ++dep
3186
3187             if (!cache_->IsImportantDep(end))
3188                 continue;
3189             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3190                 continue;
3191
3192             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3193             [entry addObject:failure];
3194             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3195
3196             NSString *name([NSString stringWithUTF8String:start.TargetPkg().Name()]);
3197             if (Package *package = [self packageWithName:name])
3198                 name = [package name];
3199             [failure addObject:name];
3200
3201             pkgCache::PkgIterator target(start.TargetPkg());
3202             if (target->ProvidesList != 0)
3203                 [failure addObject:@"?"];
3204             else {
3205                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3206                 if (!ver.end())
3207                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3208                 else if (!cache_[target].CandidateVerIter(cache_).end())
3209                     [failure addObject:@"-"];
3210                 else if (target->ProvidesList == 0)
3211                     [failure addObject:@"!"];
3212                 else
3213                     [failure addObject:@"%"];
3214             }
3215
3216             _forever {
3217                 if (start.TargetVer() != 0)
3218                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3219                 if (start == end)
3220                     break;
3221                 ++start;
3222             }
3223         }
3224     }
3225
3226     return issues;
3227 }
3228
3229 - (bool) popErrorWithTitle:(NSString *)title {
3230     bool fatal(false);
3231     std::string message;
3232
3233     while (!_error->empty()) {
3234         std::string error;
3235         bool warning(!_error->PopMessage(error));
3236         if (!warning)
3237             fatal = true;
3238         for (;;) {
3239             size_t size(error.size());
3240             if (size == 0 || error[size - 1] != '\n')
3241                 break;
3242             error.resize(size - 1);
3243         }
3244         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3245
3246         if (!message.empty())
3247             message += "\n\n";
3248         message += error;
3249     }
3250
3251     if (fatal && !message.empty())
3252         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3253
3254     return fatal;
3255 }
3256
3257 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3258     return [self popErrorWithTitle:title] || !success;
3259 }
3260
3261 - (void) reloadData { _pooled
3262 @synchronized ([Database class]) {
3263     @synchronized (self) {
3264         ++era_;
3265     }
3266
3267     [packages_ removeAllObjects];
3268     sources_.clear();
3269
3270     _error->Discard();
3271
3272     delete list_;
3273     list_ = NULL;
3274     manager_ = NULL;
3275     delete lock_;
3276     lock_ = NULL;
3277     delete fetcher_;
3278     fetcher_ = NULL;
3279     delete resolver_;
3280     resolver_ = NULL;
3281     delete records_;
3282     records_ = NULL;
3283     delete policy_;
3284     policy_ = NULL;
3285
3286     if (now_ != nil) {
3287         [now_ release];
3288         now_ = nil;
3289     }
3290
3291     cache_.Close();
3292
3293     apr_pool_clear(pool_);
3294     NSRecycleZone(zone_);
3295
3296     int chk(creat("/tmp/cydia.chk", 0644));
3297     if (chk != -1)
3298         close(chk);
3299
3300     NSString *title(UCLocalize("DATABASE"));
3301
3302     _trace();
3303     if (!cache_.Open(progress_, true)) { pop:
3304         std::string error;
3305         bool warning(!_error->PopMessage(error));
3306         lprintf("cache_.Open():[%s]\n", error.c_str());
3307
3308         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3309             [delegate_ repairWithSelector:@selector(configure)];
3310         else if (error == "The package lists or status file could not be parsed or opened.")
3311             [delegate_ repairWithSelector:@selector(update)];
3312         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3313         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3314         // else if (error == "The list of sources could not be read.")
3315         else
3316             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3317
3318         if (warning)
3319             goto pop;
3320         _error->Discard();
3321         return;
3322     }
3323     _trace();
3324
3325     unlink("/tmp/cydia.chk");
3326
3327     now_ = [[NSDate date] retain];
3328
3329     policy_ = new pkgDepCache::Policy();
3330     records_ = new pkgRecords(cache_);
3331     resolver_ = new pkgProblemResolver(cache_);
3332     fetcher_ = new pkgAcquire(&status_);
3333     lock_ = NULL;
3334
3335     list_ = new pkgSourceList();
3336     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3337         return;
3338
3339     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3340         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3341         return;
3342     }
3343
3344     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3345         return;
3346
3347     if (cache_->BrokenCount() != 0) {
3348         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3349             return;
3350
3351         if (cache_->BrokenCount() != 0) {
3352             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3353             return;
3354         }
3355
3356         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3357             return;
3358     }
3359
3360     _trace();
3361
3362     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3363         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3364         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3365             // XXX: this could be more intelligent
3366             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3367                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3368                 if (!cached.end())
3369                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3370             }
3371     }
3372
3373     _trace();
3374
3375     {
3376         /*std::vector<Package *> packages;
3377         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3378         [packages_ release];
3379         packages_ = nil;*/
3380
3381         _trace();
3382
3383         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3384             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3385                 //packages.push_back(package);
3386                 [packages_ addObject:package];
3387
3388         _trace();
3389
3390         /*if (packages.empty())
3391             packages_ = [[NSArray alloc] init];
3392         else
3393             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3394         _trace();*/
3395
3396         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3397         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3398         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3399
3400         /*_trace();
3401         PrintTimes();
3402         _trace();*/
3403
3404         _trace();
3405
3406         /*if (!packages.empty())
3407             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3408         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3409
3410         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3411
3412         CFArrayInsertionSortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3413
3414         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3415
3416         _trace();
3417     }
3418 } }
3419
3420 - (void) configure {
3421     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3422     system([dpkg UTF8String]);
3423 }
3424
3425 - (bool) clean {
3426     // XXX: I don't remember this condition
3427     if (lock_ != NULL)
3428         return false;
3429
3430     FileFd Lock;
3431     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3432
3433     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3434
3435     if ([self popErrorWithTitle:title])
3436         return false;
3437
3438     pkgAcquire fetcher;
3439     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3440
3441     class LogCleaner :
3442         public pkgArchiveCleaner
3443     {
3444       protected:
3445         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3446             unlink(File);
3447         }
3448     } cleaner;
3449
3450     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3451         return false;
3452
3453     return true;
3454 }
3455
3456 - (bool) prepare {
3457     fetcher_->Shutdown();
3458
3459     pkgRecords records(cache_);
3460
3461     lock_ = new FileFd();
3462     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3463
3464     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3465
3466     if ([self popErrorWithTitle:title])
3467         return false;
3468
3469     pkgSourceList list;
3470     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3471         return false;
3472
3473     manager_ = (_system->CreatePM(cache_));
3474     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3475         return false;
3476
3477     return true;
3478 }
3479
3480 - (void) perform {
3481     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3482
3483     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3484         pkgSourceList list;
3485         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3486             return;
3487         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3488             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3489     }
3490
3491     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3492         _trace();
3493         return;
3494     }
3495
3496     bool failed = false;
3497     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3498         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3499             continue;
3500         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3501             continue;
3502
3503         std::string uri = (*item)->DescURI();
3504         std::string error = (*item)->ErrorText;
3505
3506         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3507         failed = true;
3508
3509         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3510             withObject:[NSArray arrayWithObjects:
3511                 [NSString stringWithUTF8String:error.c_str()],
3512             nil]
3513             waitUntilDone:YES
3514         ];
3515     }
3516
3517     if (failed) {
3518         _trace();
3519         return;
3520     }
3521
3522     _system->UnLock();
3523     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3524
3525     if (_error->PendingError()) {
3526         _trace();
3527         return;
3528     }
3529
3530     if (result == pkgPackageManager::Failed) {
3531         _trace();
3532         return;
3533     }
3534
3535     if (result != pkgPackageManager::Completed) {
3536         _trace();
3537         return;
3538     }
3539
3540     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3541         pkgSourceList list;
3542         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3543             return;
3544         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3545             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3546     }
3547
3548     if (![before isEqualToArray:after])
3549         [self update];
3550 }
3551
3552 - (bool) upgrade {
3553     NSString *title(UCLocalize("UPGRADE"));
3554     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3555         return false;
3556     return true;
3557 }
3558
3559 - (void) update {
3560     [self updateWithStatus:status_];
3561 }
3562
3563 - (void) setVisible {
3564     for (Package *package in packages_)
3565         [package setVisible];
3566 }
3567
3568 - (void) updateWithStatus:(Status &)status {
3569     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3570     NSString *title(UCLocalize("REFRESHING_DATA"));
3571
3572     pkgSourceList list;
3573     if (!list.ReadMainList())
3574         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3575
3576     FileFd lock;
3577     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3578     if ([self popErrorWithTitle:title])
3579         return;
3580
3581     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3582         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */;
3583
3584     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3585     Changed_ = true;
3586 }
3587
3588 - (void) setDelegate:(id)delegate {
3589     delegate_ = delegate;
3590     status_.setDelegate(delegate);
3591     progress_.setDelegate(delegate);
3592 }
3593
3594 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3595     SourceMap::const_iterator i(sources_.find(file->ID));
3596     return i == sources_.end() ? nil : i->second;
3597 }
3598
3599 @end
3600 /* }}} */
3601
3602 /* Confirmation View {{{ */
3603 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3604     if (!iterator.end())
3605         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3606             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3607                 continue;
3608             pkgCache::PkgIterator package(dep.TargetPkg());
3609             if (package.end())
3610                 continue;
3611             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3612                 return true;
3613         }
3614
3615     return false;
3616 }
3617
3618 /* Web Scripting {{{ */
3619 @interface CydiaObject : NSObject {
3620     id indirect_;
3621 }
3622
3623 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3624 @end
3625
3626 @implementation CydiaObject
3627
3628 - (void) dealloc {
3629     [indirect_ release];
3630     [super dealloc];
3631 }
3632
3633 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3634     if ((self = [super init]) != nil) {
3635         indirect_ = [indirect retain];
3636     } return self;
3637 }
3638
3639 + (NSArray *) _attributeKeys {
3640     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3641 }
3642
3643 - (NSArray *) attributeKeys {
3644     return [[self class] _attributeKeys];
3645 }
3646
3647 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3648     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3649 }
3650
3651 - (NSString *) device {
3652     return [[UIDevice currentDevice] uniqueIdentifier];
3653 }
3654
3655 #if 0 // XXX: implement!
3656 - (NSString *) mac {
3657     if (![indirect_ promptForSensitive:@"Mac Address"])
3658         return nil;
3659 }
3660
3661 - (NSString *) serial {
3662     if (![indirect_ promptForSensitive:@"Serial #"])
3663         return nil;
3664 }
3665
3666 - (NSString *) firewire {
3667     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3668         return nil;
3669 }
3670
3671 - (NSString *) imei {
3672     if (![indirect_ promptForSensitive:@"IMEI"])
3673         return nil;
3674 }
3675 #endif
3676
3677 + (NSString *) webScriptNameForSelector:(SEL)selector {
3678     if (selector == @selector(close))
3679         return @"close";
3680     else if (selector == @selector(getPackageById:))
3681         return @"getPackageById";
3682     else if (selector == @selector(setAutoPopup:))
3683         return @"setAutoPopup";
3684     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3685         return @"setButtonImage";
3686     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3687         return @"setButtonTitle";
3688     else if (selector == @selector(setFinishHook:))
3689         return @"setFinishHook";
3690     else if (selector == @selector(setPopupHook:))
3691         return @"setPopupHook";
3692     else if (selector == @selector(setSpecial:))
3693         return @"setSpecial";
3694     else if (selector == @selector(setViewportWidth:))
3695         return @"setViewportWidth";
3696     else if (selector == @selector(supports:))
3697         return @"supports";
3698     else if (selector == @selector(stringWithFormat:arguments:))
3699         return @"format";
3700     else if (selector == @selector(localizedStringForKey:value:table:))
3701         return @"localize";
3702     else if (selector == @selector(du:))
3703         return @"du";
3704     else if (selector == @selector(statfs:))
3705         return @"statfs";
3706     else
3707         return nil;
3708 }
3709
3710 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3711     return [self webScriptNameForSelector:selector] == nil;
3712 }
3713
3714 - (BOOL) supports:(NSString *)feature {
3715     return [feature isEqualToString:@"window.open"];
3716 }
3717
3718 - (Package *) getPackageById:(NSString *)id {
3719     Package *package([[Database sharedInstance] packageWithName:id]);
3720     [package parse];
3721     return package;
3722 }
3723
3724 - (NSArray *) statfs:(NSString *)path {
3725     struct statfs stat;
3726
3727     if (path == nil || statfs([path UTF8String], &stat) == -1)
3728         return nil;
3729
3730     return [NSArray arrayWithObjects:
3731         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3732         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3733         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3734     nil];
3735 }
3736
3737 - (NSNumber *) du:(NSString *)path {
3738     NSNumber *value(nil);
3739
3740     int fds[2];
3741     _assert(pipe(fds) != -1);
3742
3743     pid_t pid(ExecFork());
3744     if (pid == 0) {
3745         _assert(dup2(fds[1], 1) != -1);
3746         _assert(close(fds[0]) != -1);
3747         _assert(close(fds[1]) != -1);
3748         /* XXX: this should probably not use du */
3749         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3750         exit(1);
3751         _assert(false);
3752     }
3753
3754     _assert(close(fds[1]) != -1);
3755
3756     if (FILE *du = fdopen(fds[0], "r")) {
3757         char line[1024];
3758         while (fgets(line, sizeof(line), du) != NULL) {
3759             size_t length(strlen(line));
3760             while (length != 0 && line[length - 1] == '\n')
3761                 line[--length] = '\0';
3762             if (char *tab = strchr(line, '\t')) {
3763                 *tab = '\0';
3764                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3765             }
3766         }
3767
3768         fclose(du);
3769     } else _assert(close(fds[0]));
3770
3771     int status;
3772   wait:
3773     if (waitpid(pid, &status, 0) == -1)
3774         if (errno == EINTR)
3775             goto wait;
3776         else _assert(false);
3777
3778     return value;
3779 }
3780
3781 - (void) close {
3782     [indirect_ close];
3783 }
3784
3785 - (void) setAutoPopup:(BOOL)popup {
3786     [indirect_ setAutoPopup:popup];
3787 }
3788
3789 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3790     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3791 }
3792
3793 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3794     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3795 }
3796
3797 - (void) setSpecial:(id)function {
3798     [indirect_ setSpecial:function];
3799 }
3800
3801 - (void) setFinishHook:(id)function {
3802     [indirect_ setFinishHook:function];
3803 }
3804
3805 - (void) setPopupHook:(id)function {
3806     [indirect_ setPopupHook:function];
3807 }
3808
3809 - (void) setViewportWidth:(float)width {
3810     [indirect_ setViewportWidth:width];
3811 }
3812
3813 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3814     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3815     unsigned count([arguments count]);
3816     id values[count];
3817     for (unsigned i(0); i != count; ++i)
3818         values[i] = [arguments objectAtIndex:i];
3819     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3820 }
3821
3822 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3823     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3824         value = nil;
3825     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3826         table = nil;
3827     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3828 }
3829
3830 @end
3831 /* }}} */
3832
3833 @interface CydiaBrowserView : BrowserView {
3834     CydiaObject *cydia_;
3835 }
3836
3837 @end
3838
3839 @implementation CydiaBrowserView
3840
3841 - (void) dealloc {
3842     [cydia_ release];
3843     [super dealloc];
3844 }
3845
3846 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3847     [super webView:sender didClearWindowObject:window forFrame:frame];
3848     [window setValue:cydia_ forKey:@"cydia"];
3849 }
3850
3851 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
3852     if (System_ != NULL)
3853         [request setValue:System_ forHTTPHeaderField:@"X-System"];
3854     if (Machine_ != NULL)
3855         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
3856     if (UniqueID_ != nil)
3857         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
3858     if (Role_ != nil)
3859         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
3860 }
3861
3862 - (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)source {
3863     NSMutableURLRequest *copy = [request mutableCopy];
3864     [self _setMoreHeaders:copy];
3865     return copy;
3866 }
3867
3868 - (id) initWithBook:(RVBook *)book forWidth:(float)width {
3869     if ((self = [super initWithBook:book forWidth:width ofClass:[CydiaBrowserView class]]) != nil) {
3870         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
3871
3872         WebView *webview([webview_ webView]);
3873
3874         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
3875
3876         NSString *application = package == nil ? @"Cydia" : [NSString
3877             stringWithFormat:@"Cydia/%@",
3878             [package installed]
3879         ];
3880
3881         if (Safari_ != nil)
3882             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
3883         if (Build_ != nil)
3884             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
3885         if (Product_ != nil)
3886             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
3887
3888         [webview setApplicationNameForUserAgent:application];
3889     } return self;
3890 }
3891
3892 @end
3893
3894 @protocol ConfirmationViewDelegate
3895 - (void) cancel;
3896 - (void) confirm;
3897 - (void) queue;
3898 @end
3899
3900 @interface ConfirmationView : CydiaBrowserView {
3901     _transient Database *database_;
3902     UIActionSheet *essential_;
3903     NSArray *changes_;
3904     NSArray *issues_;
3905     NSArray *sizes_;
3906     BOOL substrate_;
3907 }
3908
3909 - (id) initWithBook:(RVBook *)book database:(Database *)database;
3910
3911 @end
3912
3913 @implementation ConfirmationView
3914
3915 - (void) dealloc {
3916     [changes_ release];
3917     if (issues_ != nil)
3918         [issues_ release];
3919     [sizes_ release];
3920     if (essential_ != nil)
3921         [essential_ release];
3922     [super dealloc];
3923 }
3924
3925 - (void) cancel {
3926     [delegate_ cancel];
3927     [book_ popFromSuperviewAnimated:YES];
3928 }
3929
3930 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
3931     NSString *context([sheet context]);
3932
3933     if ([context isEqualToString:@"remove"]) {
3934         switch (button) {
3935             case 1:
3936                 [self cancel];
3937                 break;
3938             case 2:
3939                 if (substrate_)
3940                     Finish_ = 2;
3941                 [delegate_ confirm];
3942                 break;
3943             _nodefault
3944         }
3945
3946         [sheet dismiss];
3947     } else if ([context isEqualToString:@"unable"]) {
3948         [self cancel];
3949         [sheet dismiss];
3950     } else
3951         [super alertSheet:sheet buttonClicked:button];
3952 }
3953
3954 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3955     [super webView:sender didClearWindowObject:window forFrame:frame];
3956     [window setValue:changes_ forKey:@"changes"];
3957     [window setValue:issues_ forKey:@"issues"];
3958     [window setValue:sizes_ forKey:@"sizes"];
3959 }
3960
3961 - (id) initWithBook:(RVBook *)book database:(Database *)database {
3962     if ((self = [super initWithBook:book]) != nil) {
3963         database_ = database;
3964
3965         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
3966         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
3967         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
3968         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
3969         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
3970
3971         bool remove(false);
3972
3973         pkgDepCache::Policy *policy([database_ policy]);
3974
3975         pkgCacheFile &cache([database_ cache]);
3976         NSArray *packages = [database_ packages];
3977         for (Package *package in packages) {
3978             pkgCache::PkgIterator iterator = [package iterator];
3979             pkgDepCache::StateCache &state(cache[iterator]);
3980
3981             NSString *name([package name]);
3982
3983             if (state.NewInstall())
3984                 [installing addObject:name];
3985             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
3986                 [reinstalling addObject:name];
3987             else if (state.Upgrade())
3988                 [upgrading addObject:name];
3989             else if (state.Downgrade())
3990                 [downgrading addObject:name];
3991             else if (state.Delete()) {
3992                 if ([package essential])
3993                     remove = true;
3994                 [removing addObject:name];
3995             } else continue;
3996
3997             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
3998             substrate_ |= DepSubstrate(iterator.CurrentVer());
3999         }
4000
4001         if (!remove)
4002             essential_ = nil;
4003         else if (Advanced_) {
4004             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4005
4006             essential_ = [[UIActionSheet alloc]
4007                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4008                 buttons:[NSArray arrayWithObjects:
4009                     [NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")],
4010                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4011                 nil]
4012                 defaultButtonIndex:0
4013                 delegate:self
4014                 context:@"remove"
4015             ];
4016
4017             [essential_ setDestructiveButtonIndex:1];
4018             [essential_ setBodyText:UCLocalize("REMOVING_ESSENTIALS_EX")];
4019         } else {
4020             essential_ = [[UIActionSheet alloc]
4021                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4022                 buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4023                 defaultButtonIndex:0
4024                 delegate:self
4025                 context:@"unable"
4026             ];
4027
4028             [essential_ setBodyText:UCLocalize("UNABLE_TO_COMPLY_EX")];
4029         }
4030
4031         changes_ = [[NSArray alloc] initWithObjects:
4032             installing,
4033             reinstalling,
4034             upgrading,
4035             downgrading,
4036             removing,
4037         nil];
4038
4039         issues_ = [database_ issues];
4040         if (issues_ != nil)
4041             issues_ = [issues_ retain];
4042
4043         sizes_ = [[NSArray alloc] initWithObjects:
4044             SizeString([database_ fetcher].FetchNeeded()),
4045             SizeString([database_ fetcher].PartialPresent()),
4046             SizeString([database_ cache]->UsrSize()),
4047         nil];
4048
4049         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
4050     } return self;
4051 }
4052
4053 - (NSString *) backButtonTitle {
4054     return UCLocalize("CONFIRM");
4055 }
4056
4057 - (NSString *) leftButtonTitle {
4058     return [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")];
4059 }
4060
4061 - (id) rightButtonTitle {
4062     return issues_ != nil ? nil : [super rightButtonTitle];
4063 }
4064
4065 - (id) _rightButtonTitle {
4066 #if AlwaysReload || IgnoreInstall
4067     return [super _rightButtonTitle];
4068 #else
4069     return UCLocalize("CONFIRM");
4070 #endif
4071 }
4072
4073 - (void) _leftButtonClicked {
4074     [self cancel];
4075 }
4076
4077 #if !AlwaysReload
4078 - (void) _rightButtonClicked {
4079 #if IgnoreInstall
4080     return [super _rightButtonClicked];
4081 #endif
4082     if (essential_ != nil)
4083         [essential_ popupAlertAnimated:YES];
4084     else {
4085         if (substrate_)
4086             Finish_ = 2;
4087         [delegate_ confirm];
4088     }
4089 }
4090 #endif
4091
4092 @end
4093 /* }}} */
4094
4095 /* Progress Data {{{ */
4096 @interface ProgressData : NSObject {
4097     SEL selector_;
4098     id target_;
4099     id object_;
4100 }
4101
4102 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4103
4104 - (SEL) selector;
4105 - (id) target;
4106 - (id) object;
4107 @end
4108
4109 @implementation ProgressData
4110
4111 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4112     if ((self = [super init]) != nil) {
4113         selector_ = selector;
4114         target_ = target;
4115         object_ = object;
4116     } return self;
4117 }
4118
4119 - (SEL) selector {
4120     return selector_;
4121 }
4122
4123 - (id) target {
4124     return target_;
4125 }
4126
4127 - (id) object {
4128     return object_;
4129 }
4130
4131 @end
4132 /* }}} */
4133 /* Progress View {{{ */
4134 @interface ProgressView : UIView <
4135     ConfigurationDelegate,
4136     ProgressDelegate
4137 > {
4138     _transient Database *database_;
4139     UIView *view_;
4140     UIView *background_;
4141     UITransitionView *transition_;
4142     UIView *overlay_;
4143     UINavigationBar *navbar_;
4144     UIProgressBar *progress_;
4145     UITextView *output_;
4146     UITextLabel *status_;
4147     UIPushButton *close_;
4148     id delegate_;
4149     BOOL running_;
4150     SHA1SumValue springlist_;
4151     SHA1SumValue notifyconf_;
4152     NSString *title_;
4153 }
4154
4155 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate;
4156 - (void) setContentView:(UIView *)view;
4157 - (void) resetView;
4158
4159 - (void) _retachThread;
4160 - (void) _detachNewThreadData:(ProgressData *)data;
4161 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4162
4163 - (BOOL) isRunning;
4164
4165 @end
4166
4167 @protocol ProgressViewDelegate
4168 - (void) progressViewIsComplete:(ProgressView *)sender;
4169 @end
4170
4171 @implementation ProgressView
4172
4173 - (void) dealloc {
4174     [transition_ setDelegate:nil];
4175     [navbar_ setDelegate:nil];
4176
4177     [view_ release];
4178     if (background_ != nil)
4179         [background_ release];
4180     [transition_ release];
4181     [overlay_ release];
4182     [navbar_ release];
4183     [progress_ release];
4184     [output_ release];
4185     [status_ release];
4186     [close_ release];
4187     if (title_ != nil)
4188         [title_ release];
4189     [super dealloc];
4190 }
4191
4192 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
4193     if ((self = [super initWithFrame:frame]) != nil) {
4194         database_ = database;
4195         delegate_ = delegate;
4196
4197         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
4198         [transition_ setDelegate:self];
4199
4200         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
4201
4202         background_ = [[UIView alloc] initWithFrame:[self bounds]];
4203         [background_ setBackgroundColor:[UIColor blackColor]];
4204         [self addSubview:background_];
4205
4206         [self addSubview:transition_];
4207
4208         CGSize navsize = [UINavigationBar defaultSize];
4209         CGRect navrect = {{0, 0}, navsize};
4210
4211         navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
4212         [overlay_ addSubview:navbar_];
4213
4214         [navbar_ setBarStyle:1];
4215         [navbar_ setDelegate:self];
4216
4217         UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:nil] autorelease];
4218         [navbar_ pushNavigationItem:navitem];
4219
4220         CGRect bounds = [overlay_ bounds];
4221         CGSize prgsize = [UIProgressBar defaultSize];
4222
4223         CGRect prgrect = {{
4224             (bounds.size.width - prgsize.width) / 2,
4225             bounds.size.height - prgsize.height - 20
4226         }, prgsize};
4227
4228         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
4229         [progress_ setStyle:0];
4230
4231         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
4232             10,
4233             bounds.size.height - prgsize.height - 50,
4234             bounds.size.width - 20,
4235             24
4236         )];
4237
4238         [status_ setColor:[UIColor whiteColor]];
4239         [status_ setBackgroundColor:[UIColor clearColor]];
4240
4241         [status_ setCentersHorizontally:YES];
4242         //[status_ setFont:font];
4243
4244         output_ = [[UITextView alloc] initWithFrame:CGRectMake(
4245             10,
4246             navrect.size.height + 20,
4247             bounds.size.width - 20,
4248             bounds.size.height - navsize.height - 62 - navrect.size.height
4249         )];
4250
4251         //[output_ setTextFont:@"Courier New"];
4252         [output_ setFont:[[output_ font] fontWithSize:12]];
4253
4254         [output_ setTextColor:[UIColor whiteColor]];
4255         [output_ setBackgroundColor:[UIColor clearColor]];
4256
4257         [output_ setMarginTop:0];
4258         [output_ setAllowsRubberBanding:YES];
4259         [output_ setEditable:NO];
4260
4261         [overlay_ addSubview:output_];
4262
4263         close_ = [[UIPushButton alloc] initWithFrame:CGRectMake(
4264             10,
4265             bounds.size.height - prgsize.height - 50,
4266             bounds.size.width - 20,
4267             32 + prgsize.height
4268         )];
4269
4270         [close_ setAutosizesToFit:NO];
4271         [close_ setDrawsShadow:YES];
4272         [close_ setStretchBackground:YES];
4273         [close_ setEnabled:YES];
4274
4275         UIFont *bold = [UIFont boldSystemFontOfSize:22];
4276         [close_ setTitleFont:bold];
4277
4278         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4279         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4280         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4281     } return self;
4282 }
4283
4284 - (void) setContentView:(UIView *)view {
4285     view_ = [view retain];
4286 }
4287
4288 - (void) resetView {
4289     [transition_ transition:6 toView:view_];
4290 }
4291
4292 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
4293     NSString *context([sheet context]);
4294
4295     if ([context isEqualToString:@"conffile"]) {
4296         FILE *input = [database_ input];
4297
4298         switch (button) {
4299             case 1:
4300                 fprintf(input, "N\n");
4301                 fflush(input);
4302                 break;
4303             case 2:
4304                 fprintf(input, "Y\n");
4305                 fflush(input);
4306                 break;
4307             _nodefault
4308         }
4309
4310         [sheet dismiss];
4311     }
4312 }
4313
4314 - (void) closeButtonPushed {
4315     running_ = NO;
4316
4317     switch (Finish_) {
4318         case 0:
4319             [self resetView];
4320         break;
4321
4322         case 1:
4323             [delegate_ terminateWithSuccess];
4324             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4325                 [delegate_ suspendWithAnimation:YES];
4326             else
4327                 [delegate_ suspend];*/
4328         break;
4329
4330         case 2:
4331             system("launchctl stop com.apple.SpringBoard");
4332         break;
4333
4334         case 3:
4335             system("launchctl unload "SpringBoard_"; launchctl load "SpringBoard_);
4336         break;
4337
4338         case 4:
4339             system("reboot");
4340         break;
4341     }
4342 }
4343
4344 - (void) _retachThread {
4345     UINavigationItem *item([navbar_ topItem]);
4346     [item setTitle:UCLocalize("COMPLETE")];
4347
4348     [overlay_ addSubview:close_];
4349     [progress_ removeFromSuperview];
4350     [status_ removeFromSuperview];
4351
4352     [database_ popErrorWithTitle:title_];
4353     [delegate_ progressViewIsComplete:self];
4354
4355     if (Finish_ < 4) {
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             if (!(notifyconf_ == sha1.Result()))
4364                 Finish_ = 4;
4365         }
4366     }
4367
4368     if (Finish_ < 3) {
4369         FileFd file;
4370         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4371             _error->Discard();
4372         else {
4373             MMap mmap(file, MMap::ReadOnly);
4374             SHA1Summation sha1;
4375             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4376             if (!(springlist_ == sha1.Result()))
4377                 Finish_ = 3;
4378         }
4379     }
4380
4381     switch (Finish_) {
4382         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break;
4383         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4384         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4385         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4386         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4387     }
4388
4389 #define ListCache_ "/User/Library/Caches/com.apple.mobile.installation.plist"
4390 #define IconCache_ "/User/Library/Caches/com.apple.springboard-imagecache-icons.plist"
4391
4392     unlink(IconCache_);
4393
4394     if (NSMutableDictionary *cache = [[NSMutableDictionary alloc] initWithContentsOfFile:@ListCache_]) {
4395         [cache autorelease];
4396
4397         NSFileManager *manager([NSFileManager defaultManager]);
4398         NSError *error(nil);
4399
4400         id system([cache objectForKey:@"System"]);
4401         if (system == nil)
4402             goto error;
4403
4404         struct stat info;
4405         if (stat(ListCache_, &info) == -1)
4406             goto error;
4407
4408         [system removeAllObjects];
4409
4410         if (NSArray *apps = [manager contentsOfDirectoryAtPath:@"/Applications" error:&error]) {
4411             for (NSString *app in apps)
4412                 if ([app hasSuffix:@".app"]) {
4413                     NSString *path = [@"/Applications" stringByAppendingPathComponent:app];
4414                     NSString *plist = [path stringByAppendingPathComponent:@"Info.plist"];
4415                     if (NSMutableDictionary *info = [[NSMutableDictionary alloc] initWithContentsOfFile:plist]) {
4416                         [info autorelease];
4417                         if ([info objectForKey:@"CFBundleIdentifier"] != nil) {
4418                             [info setObject:path forKey:@"Path"];
4419                             [info setObject:@"System" forKey:@"ApplicationType"];
4420                             [system addInfoDictionary:info];
4421                         }
4422                     }
4423                 }
4424         } else goto error;
4425
4426         [cache writeToFile:@ListCache_ atomically:YES];
4427
4428         if (chown(ListCache_, info.st_uid, info.st_gid) == -1)
4429             goto error;
4430         if (chmod(ListCache_, info.st_mode) == -1)
4431             goto error;
4432
4433         if (false) error:
4434             lprintf("%s\n", error == nil ? strerror(errno) : [[error localizedDescription] UTF8String]);
4435     }
4436
4437     notify_post("com.apple.mobile.application_installed");
4438
4439     [delegate_ setStatusBarShowsProgress:NO];
4440 }
4441
4442 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4443     [[data target] performSelector:[data selector] withObject:[data object]];
4444     [data release];
4445
4446     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4447 }
4448
4449 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4450     if (title_ != nil)
4451         [title_ release];
4452     if (title == nil)
4453         title_ = nil;
4454     else
4455         title_ = [title retain];
4456
4457     UINavigationItem *item([navbar_ topItem]);
4458     [item setTitle:title_];
4459
4460     [status_ setText:nil];
4461     [output_ setText:@""];
4462     [progress_ setProgress:0];
4463
4464     [close_ removeFromSuperview];
4465     [overlay_ addSubview:progress_];
4466     [overlay_ addSubview:status_];
4467
4468     [delegate_ setStatusBarShowsProgress:YES];
4469     running_ = YES;
4470
4471     {
4472         FileFd file;
4473         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4474             _error->Discard();
4475         else {
4476             MMap mmap(file, MMap::ReadOnly);
4477             SHA1Summation sha1;
4478             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4479             notifyconf_ = sha1.Result();
4480         }
4481     }
4482
4483     {
4484         FileFd file;
4485         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4486             _error->Discard();
4487         else {
4488             MMap mmap(file, MMap::ReadOnly);
4489             SHA1Summation sha1;
4490             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4491             springlist_ = sha1.Result();
4492         }
4493     }
4494
4495     [transition_ transition:6 toView:overlay_];
4496
4497     [NSThread
4498         detachNewThreadSelector:@selector(_detachNewThreadData:)
4499         toTarget:self
4500         withObject:[[ProgressData alloc]
4501             initWithSelector:selector
4502             target:target
4503             object:object
4504         ]
4505     ];
4506 }
4507
4508 - (void) repairWithSelector:(SEL)selector {
4509     [self
4510         detachNewThreadSelector:selector
4511         toTarget:database_
4512         withObject:nil
4513         title:UCLocalize("REPAIRING")
4514     ];
4515 }
4516
4517 - (void) setConfigurationData:(NSString *)data {
4518     [self
4519         performSelectorOnMainThread:@selector(_setConfigurationData:)
4520         withObject:data
4521         waitUntilDone:YES
4522     ];
4523 }
4524
4525 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4526     CYActionSheet *sheet([[[CYActionSheet alloc]
4527         initWithTitle:title
4528         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4529         defaultButtonIndex:0
4530     ] autorelease]);
4531
4532     [sheet setBodyText:error];
4533     [sheet yieldToPopupAlertAnimated:YES];
4534     [sheet dismiss];
4535 }
4536
4537 - (void) setProgressTitle:(NSString *)title {
4538     [self
4539         performSelectorOnMainThread:@selector(_setProgressTitle:)
4540         withObject:title
4541         waitUntilDone:YES
4542     ];
4543 }
4544
4545 - (void) setProgressPercent:(float)percent {
4546     [self
4547         performSelectorOnMainThread:@selector(_setProgressPercent:)
4548         withObject:[NSNumber numberWithFloat:percent]
4549         waitUntilDone:YES
4550     ];
4551 }
4552
4553 - (void) startProgress {
4554 }
4555
4556 - (void) addProgressOutput:(NSString *)output {
4557     [self
4558         performSelectorOnMainThread:@selector(_addProgressOutput:)
4559         withObject:output
4560         waitUntilDone:YES
4561     ];
4562 }
4563
4564 - (bool) isCancelling:(size_t)received {
4565     return false;
4566 }
4567
4568 - (void) _setConfigurationData:(NSString *)data {
4569     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4570
4571     if (!conffile_r(data)) {
4572         lprintf("E:invalid conffile\n");
4573         return;
4574     }
4575
4576     NSString *ofile = conffile_r[1];
4577     //NSString *nfile = conffile_r[2];
4578
4579     UIActionSheet *sheet = [[[UIActionSheet alloc]
4580         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4581         buttons:[NSArray arrayWithObjects:
4582             UCLocalize("KEEP_OLD_COPY"),
4583             UCLocalize("ACCEPT_NEW_COPY"),
4584             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4585         nil]
4586         defaultButtonIndex:0
4587         delegate:self
4588         context:@"conffile"
4589     ] autorelease];
4590
4591     [sheet setBodyText:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]];
4592     [sheet popupAlertAnimated:YES];
4593 }
4594
4595 - (void) _setProgressTitle:(NSString *)title {
4596     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4597     for (size_t i(0), e([words count]); i != e; ++i) {
4598         NSString *word([words objectAtIndex:i]);
4599         if (Package *package = [database_ packageWithName:word])
4600             [words replaceObjectAtIndex:i withObject:[package name]];
4601     }
4602
4603     [status_ setText:[words componentsJoinedByString:@" "]];
4604 }
4605
4606 - (void) _setProgressPercent:(NSNumber *)percent {
4607     [progress_ setProgress:[percent floatValue]];
4608 }
4609
4610 - (void) _addProgressOutput:(NSString *)output {
4611     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4612     CGSize size = [output_ contentSize];
4613     CGRect rect = {{0, size.height}, {size.width, 0}};
4614     [output_ scrollRectToVisible:rect animated:YES];
4615 }
4616
4617 - (BOOL) isRunning {
4618     return running_;
4619 }
4620
4621 @end
4622 /* }}} */
4623
4624 /* Package Cell {{{ */
4625 @interface ContentView : UIView {
4626     _transient id delegate_;
4627 }
4628
4629 @end
4630
4631 @interface PackageCell : UITableViewCell {
4632     UIImage *icon_;
4633     NSString *name_;
4634     NSString *description_;
4635     bool commercial_;
4636     NSString *source_;
4637     UIImage *badge_;
4638     Package *package_;
4639     UIColor *color_;
4640     ContentView *content_;
4641     BOOL faded_;
4642     float fade_;
4643     UIImage *placard_;
4644 }
4645
4646 - (PackageCell *) init;
4647 - (void) setPackage:(Package *)package;
4648
4649 + (int) heightForPackage:(Package *)package;
4650 - (void) drawContentRect:(CGRect)rect;
4651
4652 @end
4653
4654 @implementation ContentView
4655
4656 - (id) initWithFrame:(CGRect)frame {
4657     if ((self = [super initWithFrame:frame]) != nil) {
4658     } return self;
4659 }
4660
4661 - (void) setDelegate:(id)delegate {
4662     delegate_ = delegate;
4663 }
4664
4665 - (void) drawRect:(CGRect)rect {
4666     [super drawRect:rect];
4667     [delegate_ drawContentRect:rect];
4668 }
4669
4670 @end
4671
4672 @implementation PackageCell
4673
4674 - (void) clearPackage {
4675     if (icon_ != nil) {
4676         [icon_ release];
4677         icon_ = nil;
4678     }
4679
4680     if (name_ != nil) {
4681         [name_ release];
4682         name_ = nil;
4683     }
4684
4685     if (description_ != nil) {
4686         [description_ release];
4687         description_ = nil;
4688     }
4689
4690     if (source_ != nil) {
4691         [source_ release];
4692         source_ = nil;
4693     }
4694
4695     if (badge_ != nil) {
4696         [badge_ release];
4697         badge_ = nil;
4698     }
4699
4700     if (placard_ != nil) {
4701         [placard_ release];
4702         placard_ = nil;
4703     }
4704
4705     [package_ release];
4706     package_ = nil;
4707 }
4708
4709 - (void) dealloc {
4710     [self clearPackage];
4711     [content_ release];
4712     [color_ release];
4713     [super dealloc];
4714 }
4715
4716 - (float) fade {
4717     return faded_ ? [self selectionPercent] : fade_;
4718 }
4719
4720 - (PackageCell *) init {
4721     CGRect frame(CGRectMake(0, 0, 320, 74));
4722     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
4723         UIView *content([self contentView]);
4724         CGRect bounds([content bounds]);
4725         content_ = [[ContentView alloc] initWithFrame:bounds];
4726         [content_ setDelegate:self];
4727         [content_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
4728         [content_ setOpaque:YES];
4729         [content addSubview:content_];
4730         if ([self respondsToSelector:@selector(selectionPercent)])
4731             faded_ = YES;
4732     } return self;
4733 }
4734
4735 - (void) _setBackgroundColor {
4736     UIColor *color;
4737     if (NSString *mode = [package_ mode]) {
4738         bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4739         color = remove ? RemovingColor_ : InstallingColor_;
4740     } else
4741         color = [UIColor whiteColor];
4742
4743     [content_ setBackgroundColor:color];
4744     [self setNeedsDisplay];
4745 }
4746
4747 - (void) setPackage:(Package *)package {
4748     [self clearPackage];
4749     [package parse];
4750
4751     Source *source = [package source];
4752
4753     icon_ = [[package icon] retain];
4754     name_ = [[package name] retain];
4755     description_ = [[package shortDescription] retain];
4756     commercial_ = [package isCommercial];
4757
4758     package_ = [package retain];
4759
4760     NSString *label = nil;
4761     bool trusted = false;
4762
4763     if (source != nil) {
4764         label = [source label];
4765         trusted = [source trusted];
4766     } else if ([[package id] isEqualToString:@"firmware"])
4767         label = UCLocalize("APPLE");
4768     else
4769         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4770
4771     NSString *from(label);
4772
4773     NSString *section = [package simpleSection];
4774     if (section != nil && ![section isEqualToString:label]) {
4775         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4776         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4777     }
4778
4779     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
4780     source_ = [from retain];
4781
4782     if (NSString *purpose = [package primaryPurpose])
4783         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
4784             badge_ = [badge_ retain];
4785
4786     if ([package installed] != nil)
4787         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/installed.png", App_]]) != nil)
4788             placard_ = [placard_ retain];
4789
4790     [self _setBackgroundColor];
4791     [content_ setNeedsDisplay];
4792 }
4793
4794 - (void) drawContentRect:(CGRect)rect {
4795     bool selected([self isSelected]);
4796
4797 #if 0
4798     CGContextRef context(UIGraphicsGetCurrentContext());
4799     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
4800     CGContextFillRect(context, rect);
4801 #endif
4802
4803     if (icon_ != nil) {
4804         CGRect rect;
4805         rect.size = [icon_ size];
4806
4807         rect.size.width /= 2;
4808         rect.size.height /= 2;
4809
4810         rect.origin.x = 25 - rect.size.width / 2;
4811         rect.origin.y = 25 - rect.size.height / 2;
4812
4813         [icon_ drawInRect:rect];
4814     }
4815
4816     if (badge_ != nil) {
4817         CGSize size = [badge_ size];
4818
4819         [badge_ drawAtPoint:CGPointMake(
4820             36 - size.width / 2,
4821             36 - size.height / 2
4822         )];
4823     }
4824
4825     if (selected)
4826         UISetColor(White_);
4827
4828     if (!selected)
4829         UISetColor(commercial_ ? Purple_ : Black_);
4830     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(placard_ == nil ? 240 : 214) withFont:Font18Bold_ ellipsis:2];
4831     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
4832
4833     if (!selected)
4834         UISetColor(commercial_ ? Purplish_ : Gray_);
4835     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:274 withFont:Font14_ ellipsis:2];
4836
4837     if (placard_ != nil)
4838         [placard_ drawAtPoint:CGPointMake(268, 9)];
4839 }
4840
4841 - (void) setSelected:(BOOL)selected animated:(BOOL)fade {
4842     //[self _setBackgroundColor];
4843     [super setSelected:selected animated:fade];
4844     [content_ setNeedsDisplay];
4845 }
4846
4847 + (int) heightForPackage:(Package *)package {
4848     return 73;
4849 }
4850
4851 @end
4852 /* }}} */
4853 /* Section Cell {{{ */
4854 @interface SectionCell : UISimpleTableCell {
4855     NSString *section_;
4856     NSString *name_;
4857     NSString *count_;
4858     UIImage *icon_;
4859     _UISwitchSlider *switch_;
4860     BOOL editing_;
4861 }
4862
4863 - (id) init;
4864 - (void) setSection:(Section *)section editing:(BOOL)editing;
4865
4866 @end
4867
4868 @implementation SectionCell
4869
4870 - (void) clearSection {
4871     if (section_ != nil) {
4872         [section_ release];
4873         section_ = nil;
4874     }
4875
4876     if (name_ != nil) {
4877         [name_ release];
4878         name_ = nil;
4879     }
4880
4881     if (count_ != nil) {
4882         [count_ release];
4883         count_ = nil;
4884     }
4885 }
4886
4887 - (void) dealloc {
4888     [self clearSection];
4889     [icon_ release];
4890     [switch_ release];
4891     [super dealloc];
4892 }
4893
4894 - (id) init {
4895     if ((self = [super init]) != nil) {
4896         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
4897
4898         switch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
4899         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventTouchUpInside];
4900     } return self;
4901 }
4902
4903 - (void) onSwitch:(id)sender {
4904     NSMutableDictionary *metadata = [Sections_ objectForKey:section_];
4905     if (metadata == nil) {
4906         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
4907         [Sections_ setObject:metadata forKey:section_];
4908     }
4909
4910     Changed_ = true;
4911     [metadata setObject:[NSNumber numberWithBool:([switch_ value] == 0)] forKey:@"Hidden"];
4912 }
4913
4914 - (void) setSection:(Section *)section editing:(BOOL)editing {
4915     if (editing != editing_) {
4916         if (editing_)
4917             [switch_ removeFromSuperview];
4918         else
4919             [self addSubview:switch_];
4920         editing_ = editing;
4921     }
4922
4923     [self clearSection];
4924
4925     if (section == nil) {
4926         name_ = [UCLocalize("ALL_PACKAGES") retain];
4927         count_ = nil;
4928     } else {
4929         section_ = [section localized];
4930         if (section_ != nil)
4931             section_ = [section_ retain];
4932         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
4933         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
4934
4935         if (editing_)
4936             [switch_ setValue:(isSectionVisible(section_) ? 1 : 0) animated:NO];
4937     }
4938 }
4939
4940 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4941     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
4942
4943     if (selected)
4944         UISetColor(White_);
4945
4946     if (!selected)
4947         UISetColor(Black_);
4948     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(editing_ ? 164 : 250) withFont:Font22Bold_ ellipsis:2];
4949
4950     CGSize size = [count_ sizeWithFont:Font14_];
4951
4952     UISetColor(White_);
4953     if (count_ != nil)
4954         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
4955
4956     [super drawContentInRect:rect selected:selected];
4957 }
4958
4959 @end
4960 /* }}} */
4961
4962 /* File Table {{{ */
4963 @interface FileTable : RVPage {
4964     _transient Database *database_;
4965     Package *package_;
4966     NSString *name_;
4967     NSMutableArray *files_;
4968     UITable *list_;
4969 }
4970
4971 - (id) initWithBook:(RVBook *)book database:(Database *)database;
4972 - (void) setPackage:(Package *)package;
4973
4974 @end
4975
4976 @implementation FileTable
4977
4978 - (void) dealloc {
4979     if (package_ != nil)
4980         [package_ release];
4981     if (name_ != nil)
4982         [name_ release];
4983     [files_ release];
4984     [list_ release];
4985     [super dealloc];
4986 }
4987
4988 - (int) numberOfRowsInTable:(UITable *)table {
4989     return files_ == nil ? 0 : [files_ count];
4990 }
4991
4992 - (float) table:(UITable *)table heightForRow:(int)row {
4993     return 24;
4994 }
4995
4996 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
4997     if (reusing == nil) {
4998         reusing = [[[UIImageAndTextTableCell alloc] init] autorelease];
4999         UIFont *font = [UIFont systemFontOfSize:16];
5000         [[(UIImageAndTextTableCell *)reusing titleTextLabel] setFont:font];
5001     }
5002     [(UIImageAndTextTableCell *)reusing setTitle:[files_ objectAtIndex:row]];
5003     return reusing;
5004 }
5005
5006 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
5007     return NO;
5008 }
5009
5010 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5011     if ((self = [super initWithBook:book]) != nil) {
5012         database_ = database;
5013
5014         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5015
5016         list_ = [[UITable alloc] initWithFrame:[self bounds]];
5017         [self addSubview:list_];
5018
5019         UITableColumn *column = [[[UITableColumn alloc]
5020             initWithTitle:UCLocalize("NAME")
5021             identifier:@"name"
5022             width:[self frame].size.width
5023         ] autorelease];
5024
5025         [list_ setDataSource:self];
5026         [list_ setSeparatorStyle:1];
5027         [list_ addTableColumn:column];
5028         [list_ setDelegate:self];
5029         [list_ setReusesTableCells:YES];
5030     } return self;
5031 }
5032
5033 - (void) setPackage:(Package *)package {
5034     if (package_ != nil) {
5035         [package_ autorelease];
5036         package_ = nil;
5037     }
5038
5039     if (name_ != nil) {
5040         [name_ release];
5041         name_ = nil;
5042     }
5043
5044     [files_ removeAllObjects];
5045
5046     if (package != nil) {
5047         package_ = [package retain];
5048         name_ = [[package id] retain];
5049
5050         if (NSArray *files = [package files])
5051             [files_ addObjectsFromArray:files];
5052
5053         if ([files_ count] != 0) {
5054             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5055                 [files_ removeObjectAtIndex:0];
5056             [files_ sortUsingSelector:@selector(compareByPath:)];
5057
5058             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5059             [stack addObject:@"/"];
5060
5061             for (int i(0), e([files_ count]); i != e; ++i) {
5062                 NSString *file = [files_ objectAtIndex:i];
5063                 while (![file hasPrefix:[stack lastObject]])
5064                     [stack removeLastObject];
5065                 NSString *directory = [stack lastObject];
5066                 [stack addObject:[file stringByAppendingString:@"/"]];
5067                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5068                     ([stack count] - 2) * 3, "",
5069                     [file substringFromIndex:[directory length]]
5070                 ]];
5071             }
5072         }
5073     }
5074
5075     [list_ reloadData];
5076 }
5077
5078 - (void) resetViewAnimated:(BOOL)animated {
5079     [list_ resetViewAnimated:animated];
5080 }
5081
5082 - (void) reloadData {
5083     [self setPackage:[database_ packageWithName:name_]];
5084     [self reloadButtons];
5085 }
5086
5087 - (NSString *) title {
5088     return UCLocalize("INSTALLED_FILES");
5089 }
5090
5091 - (NSString *) backButtonTitle {
5092     return UCLocalize("FILES");
5093 }
5094
5095 @end
5096 /* }}} */
5097 /* Package View {{{ */
5098 @interface PackageView : CydiaBrowserView {
5099     _transient Database *database_;
5100     Package *package_;
5101     NSString *name_;
5102     bool commercial_;
5103     NSMutableArray *buttons_;
5104 }
5105
5106 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5107 - (void) setPackage:(Package *)package;
5108
5109 @end
5110
5111 @implementation PackageView
5112
5113 - (void) dealloc {
5114     if (package_ != nil)
5115         [package_ release];
5116     if (name_ != nil)
5117         [name_ release];
5118     [buttons_ release];
5119     [super dealloc];
5120 }
5121
5122 - (void) release {
5123     if ([self retainCount] == 1)
5124         [delegate_ setPackageView:self];
5125     [super release];
5126 }
5127
5128 /* XXX: this is not safe at all... localization of /fail/ */
5129 - (void) _clickButtonWithName:(NSString *)name {
5130     if ([name isEqualToString:UCLocalize("CLEAR")])
5131         [delegate_ clearPackage:package_];
5132     else if ([name isEqualToString:UCLocalize("INSTALL")])
5133         [delegate_ installPackage:package_];
5134     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5135         [delegate_ installPackage:package_];
5136     else if ([name isEqualToString:UCLocalize("REMOVE")])
5137         [delegate_ removePackage:package_];
5138     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5139         [delegate_ installPackage:package_];
5140     else _assert(false);
5141 }
5142
5143 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5144     NSString *context([sheet context]);
5145
5146     if ([context isEqualToString:@"modify"]) {
5147         int count = [buttons_ count];
5148         _assert(count != 0);
5149         _assert(button <= count + 1);
5150
5151         if (count != button - 1)
5152             [self _clickButtonWithName:[buttons_ objectAtIndex:(button - 1)]];
5153
5154         [sheet dismiss];
5155     } else
5156         [super alertSheet:sheet buttonClicked:button];
5157 }
5158
5159 - (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
5160     return [super webView:sender didFinishLoadForFrame:frame];
5161 }
5162
5163 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5164     [super webView:sender didClearWindowObject:window forFrame:frame];
5165     [window setValue:package_ forKey:@"package"];
5166 }
5167
5168 - (bool) _allowJavaScriptPanel {
5169     return commercial_;
5170 }
5171
5172 #if !AlwaysReload
5173 - (void) __rightButtonClicked {
5174     int count([buttons_ count]);
5175     if (count == 0)
5176         return;
5177
5178     if (count == 1)
5179         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5180     else {
5181         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:(count + 1)];
5182         [buttons addObjectsFromArray:buttons_];
5183         [buttons addObject:UCLocalize("CANCEL")];
5184
5185         [delegate_ slideUp:[[[UIActionSheet alloc]
5186             initWithTitle:nil
5187             buttons:buttons
5188             defaultButtonIndex:([buttons count] - 1)
5189             delegate:self
5190             context:@"modify"
5191         ] autorelease]];
5192     }
5193 }
5194
5195 - (void) _rightButtonClicked {
5196     if (commercial_)
5197         [super _rightButtonClicked];
5198     else
5199         [self __rightButtonClicked];
5200 }
5201 #endif
5202
5203 - (id) _rightButtonTitle {
5204     int count = [buttons_ count];
5205     return count == 0 ? nil : count != 1 ? UCLocalize("MODIFY") : [buttons_ objectAtIndex:0];
5206 }
5207
5208 - (NSString *) backButtonTitle {
5209     return @"Details";
5210 }
5211
5212 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5213     if ((self = [super initWithBook:book]) != nil) {
5214         database_ = database;
5215         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5216         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5217     } return self;
5218 }
5219
5220 - (void) setPackage:(Package *)package {
5221     if (package_ != nil) {
5222         [package_ autorelease];
5223         package_ = nil;
5224     }
5225
5226     if (name_ != nil) {
5227         [name_ release];
5228         name_ = nil;
5229     }
5230
5231     [buttons_ removeAllObjects];
5232
5233     if (package != nil) {
5234         [package parse];
5235
5236         package_ = [package retain];
5237         name_ = [[package id] retain];
5238         commercial_ = [package isCommercial];
5239
5240         if ([package_ mode] != nil)
5241             [buttons_ addObject:UCLocalize("CLEAR")];
5242         if ([package_ source] == nil);
5243         else if ([package_ upgradableAndEssential:NO])
5244             [buttons_ addObject:UCLocalize("UPGRADE")];
5245         else if ([package_ uninstalled])
5246             [buttons_ addObject:UCLocalize("INSTALL")];
5247         else
5248             [buttons_ addObject:UCLocalize("REINSTALL")];
5249         if (![package_ uninstalled])
5250             [buttons_ addObject:UCLocalize("REMOVE")];
5251
5252         if (special_ != NULL) {
5253             CGRect frame([webview_ frame]);
5254             frame.size.width = 320;
5255             frame.size.height = 0;
5256             [webview_ setFrame:frame];
5257
5258             [scroller_ scrollPointVisibleAtTopLeft:CGPointZero];
5259
5260             WebThreadLock();
5261             [[[webview_ webView] windowScriptObject] setValue:package_ forKey:@"package"];
5262
5263             [self setButtonTitle:nil withStyle:nil toFunction:nil];
5264
5265             [self setFinishHook:nil];
5266             [self setPopupHook:nil];
5267             WebThreadUnlock();
5268
5269             //[self yieldToSelector:@selector(callFunction:) withObject:special_];
5270             [super callFunction:special_];
5271         }
5272     }
5273
5274     [self reloadButtons];
5275 }
5276
5277 - (bool) isLoading {
5278     return commercial_ ? [super isLoading] : false;
5279 }
5280
5281 - (void) reloadData {
5282     [self setPackage:[database_ packageWithName:name_]];
5283 }
5284
5285 @end
5286 /* }}} */
5287 /* Package Table {{{ */
5288 @interface PackageTable : RVPage {
5289     _transient Database *database_;
5290     NSString *title_;
5291     NSMutableArray *packages_;
5292     NSMutableArray *sections_;
5293     UITableView *list_;
5294     NSMutableArray *index_;
5295     NSMutableDictionary *indices_;
5296 }
5297
5298 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title;
5299
5300 - (void) setDelegate:(id)delegate;
5301
5302 - (void) reloadData;
5303 - (void) resetCursor;
5304
5305 - (UITableView *) list;
5306
5307 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5308
5309 @end
5310
5311 @implementation PackageTable
5312
5313 - (void) dealloc {
5314     [list_ setDataSource:nil];
5315
5316     [title_ release];
5317     [packages_ release];
5318     [sections_ release];
5319     [list_ release];
5320     [index_ release];
5321     [indices_ release];
5322     [super dealloc];
5323 }
5324
5325 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5326     NSInteger count([sections_ count]);
5327     return count == 0 ? 1 : count;
5328 }
5329
5330 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5331     if ([sections_ count] == 0)
5332         return nil;
5333     return [[sections_ objectAtIndex:section] name];
5334 }
5335
5336 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5337     if ([sections_ count] == 0)
5338         return 0;
5339     return [[sections_ objectAtIndex:section] count];
5340 }
5341
5342 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5343     Section *section([sections_ objectAtIndex:[path section]]);
5344     NSInteger row([path row]);
5345     Package *package([packages_ objectAtIndex:([section row] + row)]);
5346     return package;
5347 }
5348
5349 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5350     PackageCell *cell([table dequeueReusableCellWithIdentifier:@"Package"]);
5351     if (cell == nil)
5352         cell = [[[PackageCell alloc] init] autorelease];
5353     [cell setPackage:[self packageAtIndexPath:path]];
5354     return cell;
5355 }
5356
5357 - (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
5358     return 73;
5359     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
5360 }
5361
5362 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
5363     Package *package([self packageAtIndexPath:path]);
5364     package = [database_ packageWithName:[package id]];
5365     PackageView *view([delegate_ packageView]);
5366     [view setPackage:package];
5367     [view setDelegate:delegate_];
5368     [book_ pushPage:view];
5369     return path;
5370 }
5371
5372 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5373     return [packages_ count] > 20 ? index_ : nil;
5374 }
5375
5376 - (NSInteger)tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5377     return index;
5378 }
5379
5380 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title {
5381     if ((self = [super initWithBook:book]) != nil) {
5382         database_ = database;
5383         title_ = [title retain];
5384
5385         index_ = [[NSMutableArray alloc] initWithCapacity:32];
5386         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5387
5388         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5389         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5390
5391         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
5392         [list_ setDataSource:self];
5393         [list_ setDelegate:self];
5394
5395         [self addSubview:list_];
5396
5397         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5398         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5399     } return self;
5400 }
5401
5402 - (void) setDelegate:(id)delegate {
5403     delegate_ = delegate;
5404 }
5405
5406 - (bool) hasPackage:(Package *)package {
5407     return true;
5408 }
5409
5410 - (void) reloadData {
5411     NSArray *packages = [database_ packages];
5412
5413     [packages_ removeAllObjects];
5414     [sections_ removeAllObjects];
5415
5416     _profile(PackageTable$reloadData$Filter)
5417         for (Package *package in packages)
5418             if ([self hasPackage:package])
5419                 [packages_ addObject:package];
5420     _end
5421
5422     [index_ removeAllObjects];
5423     [indices_ removeAllObjects];
5424
5425     Section *section = nil;
5426
5427     _profile(PackageTable$reloadData$Section)
5428         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5429             Package *package;
5430             unichar index;
5431
5432             _profile(PackageTable$reloadData$Section$Package)
5433                 package = [packages_ objectAtIndex:offset];
5434                 index = [package index];
5435             _end
5436
5437             if (section == nil || [section index] != index) {
5438                 _profile(PackageTable$reloadData$Section$Allocate)
5439                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5440                 _end
5441
5442                 [index_ addObject:[section name]];
5443                 //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5444
5445                 _profile(PackageTable$reloadData$Section$Add)
5446                     [sections_ addObject:section];
5447                 _end
5448             }
5449
5450             [section addToCount];
5451         }
5452     _end
5453
5454     _profile(PackageTable$reloadData$List)
5455         [list_ reloadData];
5456     _end
5457 }
5458
5459 - (NSString *) title {
5460     return title_;
5461 }
5462
5463 - (void) resetViewAnimated:(BOOL)animated {
5464     [list_ resetViewAnimated:animated];
5465 }
5466
5467 - (void) resetCursor {
5468     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5469 }
5470
5471 - (UITableView *) list {
5472     return list_;
5473 }
5474
5475 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5476     //XXX:[list_ setShouldHideHeaderInShortLists:hide];
5477 }
5478
5479 @end
5480 /* }}} */
5481 /* Filtered Package Table {{{ */
5482 @interface FilteredPackageTable : PackageTable {
5483     SEL filter_;
5484     IMP imp_;
5485     id object_;
5486 }
5487
5488 - (void) setObject:(id)object;
5489
5490 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5491
5492 @end
5493
5494 @implementation FilteredPackageTable
5495
5496 - (void) dealloc {
5497     if (object_ != nil)
5498         [object_ release];
5499     [super dealloc];
5500 }
5501
5502 - (void) setObject:(id)object {
5503     if (object_ != nil)
5504         [object_ release];
5505     if (object == nil)
5506         object_ = nil;
5507     else
5508         object_ = [object retain];
5509 }
5510
5511 - (bool) hasPackage:(Package *)package {
5512     _profile(FilteredPackageTable$hasPackage)
5513         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5514     _end
5515 }
5516
5517 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5518     if ((self = [super initWithBook:book database:database title:title]) != nil) {
5519         filter_ = filter;
5520         object_ = object == nil ? nil : [object retain];
5521
5522         /* XXX: this is an unsafe optimization of doomy hell */
5523         Method method(class_getInstanceMethod([Package class], filter));
5524         _assert(method != NULL);
5525         imp_ = method_getImplementation(method);
5526         _assert(imp_ != NULL);
5527
5528         [self reloadData];
5529     } return self;
5530 }
5531
5532 @end
5533 /* }}} */
5534
5535 /* Add Source View {{{ */
5536 @interface AddSourceView : RVPage {
5537     _transient Database *database_;
5538 }
5539
5540 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5541
5542 @end
5543
5544 @implementation AddSourceView
5545
5546 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5547     if ((self = [super initWithBook:book]) != nil) {
5548         database_ = database;
5549     } return self;
5550 }
5551
5552 @end
5553 /* }}} */
5554 /* Source Cell {{{ */
5555 @interface SourceCell : UITableCell {
5556     UIImage *icon_;
5557     NSString *origin_;
5558     NSString *description_;
5559     NSString *label_;
5560 }
5561
5562 - (void) dealloc;
5563
5564 - (SourceCell *) initWithSource:(Source *)source;
5565
5566 @end
5567
5568 @implementation SourceCell
5569
5570 - (void) dealloc {
5571     [icon_ release];
5572     [origin_ release];
5573     [description_ release];
5574     [label_ release];
5575     [super dealloc];
5576 }
5577
5578 - (SourceCell *) initWithSource:(Source *)source {
5579     if ((self = [super init]) != nil) {
5580         if (icon_ == nil)
5581             icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5582         if (icon_ == nil)
5583             icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5584         icon_ = [icon_ retain];
5585
5586         origin_ = [[source name] retain];
5587         label_ = [[source uri] retain];
5588         description_ = [[source description] retain];
5589     } return self;
5590 }
5591
5592 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
5593     if (icon_ != nil)
5594         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5595
5596     if (selected)
5597         UISetColor(White_);
5598
5599     if (!selected)
5600         UISetColor(Black_);
5601     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
5602
5603     if (!selected)
5604         UISetColor(Blue_);
5605     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
5606
5607     if (!selected)
5608         UISetColor(Gray_);
5609     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
5610
5611     [super drawContentInRect:rect selected:selected];
5612 }
5613
5614 @end
5615 /* }}} */
5616 /* Source Table {{{ */
5617 @interface SourceTable : RVPage {
5618     _transient Database *database_;
5619     UISectionList *list_;
5620     NSMutableArray *sources_;
5621     UIActionSheet *alert_;
5622     int offset_;
5623
5624     NSString *href_;
5625     UIProgressHUD *hud_;
5626     NSError *error_;
5627
5628     //NSURLConnection *installer_;
5629     NSURLConnection *trivial_bz2_;
5630     NSURLConnection *trivial_gz_;
5631     //NSURLConnection *automatic_;
5632
5633     BOOL trivial_;
5634 }
5635
5636 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5637
5638 @end
5639
5640 @implementation SourceTable
5641
5642 - (void) _deallocConnection:(NSURLConnection *)connection {
5643     if (connection != nil) {
5644         [connection cancel];
5645         //[connection setDelegate:nil];
5646         [connection release];
5647     }
5648 }
5649
5650 - (void) dealloc {
5651     [[list_ table] setDelegate:nil];
5652     [list_ setDataSource:nil];
5653
5654     if (href_ != nil)
5655         [href_ release];
5656     if (hud_ != nil)
5657         [hud_ release];
5658     if (error_ != nil)
5659         [error_ release];
5660
5661     //[self _deallocConnection:installer_];
5662     [self _deallocConnection:trivial_gz_];
5663     [self _deallocConnection:trivial_bz2_];
5664     //[self _deallocConnection:automatic_];
5665
5666     [sources_ release];
5667     [list_ release];
5668     [super dealloc];
5669 }
5670
5671 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5672     return offset_ == 0 ? 1 : 2;
5673 }
5674
5675 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5676     switch (section + (offset_ == 0 ? 1 : 0)) {
5677         case 0: return UCLocalize("ENTERED_BY_USER");
5678         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
5679
5680         _nodefault
5681     }
5682 }
5683
5684 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5685     switch (section + (offset_ == 0 ? 1 : 0)) {
5686         case 0: return 0;
5687         case 1: return offset_;
5688
5689         _nodefault
5690     }
5691 }
5692
5693 - (int) numberOfRowsInTable:(UITable *)table {
5694     return [sources_ count];
5695 }
5696
5697 - (float) table:(UITable *)table heightForRow:(int)row {
5698     Source *source = [sources_ objectAtIndex:row];
5699     return [source description] == nil ? 56 : 73;
5700 }
5701
5702 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
5703     Source *source = [sources_ objectAtIndex:row];
5704     // XXX: weird warning, stupid selectors ;P
5705     return [[[SourceCell alloc] initWithSource:(id)source] autorelease];
5706 }
5707
5708 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5709     return YES;
5710 }
5711
5712 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
5713     return YES;
5714 }
5715
5716 - (void) tableRowSelected:(NSNotification*)notification {
5717     UITable *table([list_ table]);
5718     int row([table selectedRow]);
5719     if (row == INT_MAX)
5720         return;
5721
5722     Source *source = [sources_ objectAtIndex:row];
5723
5724     PackageTable *packages = [[[FilteredPackageTable alloc]
5725         initWithBook:book_
5726         database:database_
5727         title:[source label]
5728         filter:@selector(isVisibleInSource:)
5729         with:source
5730     ] autorelease];
5731
5732     [packages setDelegate:delegate_];
5733
5734     [book_ pushPage:packages];
5735 }
5736
5737 - (BOOL) table:(UITable *)table canDeleteRow:(int)row {
5738     Source *source = [sources_ objectAtIndex:row];
5739     return [source record] != nil;
5740 }
5741
5742 - (void) table:(UITable *)table willSwipeToDeleteRow:(int)row {
5743     [[list_ table] setDeleteConfirmationRow:row];
5744 }
5745
5746 - (void) table:(UITable *)table deleteRow:(int)row {
5747     Source *source = [sources_ objectAtIndex:row];
5748     [Sources_ removeObjectForKey:[source key]];
5749     [delegate_ syncData];
5750 }
5751
5752 - (void) complete {
5753     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
5754         @"deb", @"Type",
5755         href_, @"URI",
5756         @"./", @"Distribution",
5757     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
5758
5759     [delegate_ syncData];
5760 }
5761
5762 - (NSString *) getWarning {
5763     NSString *href(href_);
5764     NSRange colon([href rangeOfString:@"://"]);
5765     if (colon.location != NSNotFound)
5766         href = [href substringFromIndex:(colon.location + 3)];
5767     href = [href stringByAddingPercentEscapes];
5768     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
5769     href = [href stringByCachingURLWithCurrentCDN];
5770
5771     NSURL *url([NSURL URLWithString:href]);
5772
5773     NSStringEncoding encoding;
5774     NSError *error(nil);
5775
5776     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
5777         return [warning length] == 0 ? nil : warning;
5778     return nil;
5779 }
5780
5781 - (void) _endConnection:(NSURLConnection *)connection {
5782     NSURLConnection **field = NULL;
5783     if (connection == trivial_bz2_)
5784         field = &trivial_bz2_;
5785     else if (connection == trivial_gz_)
5786         field = &trivial_gz_;
5787     _assert(field != NULL);
5788     [connection release];
5789     *field = nil;
5790
5791     if (
5792         trivial_bz2_ == nil &&
5793         trivial_gz_ == nil
5794     ) {
5795         bool defer(false);
5796
5797         if (trivial_) {
5798             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
5799                 defer = true;
5800
5801                 UIActionSheet *sheet = [[[UIActionSheet alloc]
5802                     initWithTitle:UCLocalize("SOURCE_WARNING")
5803                     buttons:[NSArray arrayWithObjects:UCLocalize("ADD_ANYWAY"), UCLocalize("CANCEL"), nil]
5804                     defaultButtonIndex:0
5805                     delegate:self
5806                     context:@"warning"
5807                 ] autorelease];
5808
5809                 [sheet setNumberOfRows:1];
5810
5811                 [sheet setBodyText:warning];
5812                 [sheet popupAlertAnimated:YES];
5813             } else
5814                 [self complete];
5815         } else if (error_ != nil) {
5816             UIActionSheet *sheet = [[[UIActionSheet alloc]
5817                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
5818                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5819                 defaultButtonIndex:0
5820                 delegate:self
5821                 context:@"urlerror"
5822             ] autorelease];
5823
5824             [sheet setBodyText:[error_ localizedDescription]];
5825             [sheet popupAlertAnimated:YES];
5826         } else {
5827             UIActionSheet *sheet = [[[UIActionSheet alloc]
5828                 initWithTitle:UCLocalize("NOT_REPOSITORY")
5829                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5830                 defaultButtonIndex:0
5831                 delegate:self
5832                 context:@"trivial"
5833             ] autorelease];
5834
5835             [sheet setBodyText:UCLocalize("NOT_REPOSITORY_EX")];
5836             [sheet popupAlertAnimated:YES];
5837         }
5838
5839         [delegate_ setStatusBarShowsProgress:NO];
5840         [delegate_ removeProgressHUD:hud_];
5841
5842         [hud_ autorelease];
5843         hud_ = nil;
5844
5845         if (!defer) {
5846             [href_ release];
5847             href_ = nil;
5848         }
5849
5850         if (error_ != nil) {
5851             [error_ release];
5852             error_ = nil;
5853         }
5854     }
5855 }
5856
5857 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
5858     switch ([response statusCode]) {
5859         case 200:
5860             trivial_ = YES;
5861     }
5862 }
5863
5864 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
5865     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
5866     if (error_ != nil)
5867         error_ = [error retain];
5868     [self _endConnection:connection];
5869 }
5870
5871 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
5872     [self _endConnection:connection];
5873 }
5874
5875 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
5876     NSMutableURLRequest *request = [NSMutableURLRequest
5877         requestWithURL:[NSURL URLWithString:href]
5878         cachePolicy:NSURLRequestUseProtocolCachePolicy
5879         timeoutInterval:20.0
5880     ];
5881
5882     [request setHTTPMethod:method];
5883
5884     if (Machine_ != NULL)
5885         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5886     if (UniqueID_ != nil)
5887         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
5888
5889     if (Role_ != nil)
5890         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
5891
5892     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
5893 }
5894
5895 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5896     NSString *context([sheet context]);
5897
5898     if ([context isEqualToString:@"source"]) {
5899         switch (button) {
5900             case 1: {
5901                 NSString *href = [[sheet textField] text];
5902
5903                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
5904
5905                 if (![href hasSuffix:@"/"])
5906                     href_ = [href stringByAppendingString:@"/"];
5907                 else
5908                     href_ = href;
5909                 href_ = [href_ retain];
5910
5911                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
5912                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
5913                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
5914                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
5915
5916                 trivial_ = false;
5917
5918                 hud_ = [[delegate_ addProgressHUD] retain];
5919                 [hud_ setText:UCLocalize("VERIFYING_URL")];
5920             } break;
5921
5922             case 2:
5923             break;
5924
5925             _nodefault
5926         }
5927
5928         [sheet dismiss];
5929     } else if ([context isEqualToString:@"trivial"])
5930         [sheet dismiss];
5931     else if ([context isEqualToString:@"urlerror"])
5932         [sheet dismiss];
5933     else if ([context isEqualToString:@"warning"]) {
5934         switch (button) {
5935             case 1:
5936                 [self complete];
5937             break;
5938
5939             case 2:
5940             break;
5941
5942             _nodefault
5943         }
5944
5945         [href_ release];
5946         href_ = nil;
5947
5948         [sheet dismiss];
5949     }
5950 }
5951
5952 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5953     if ((self = [super initWithBook:book]) != nil) {
5954         database_ = database;
5955         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
5956
5957         //list_ = [[UITable alloc] initWithFrame:[self bounds]];
5958         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
5959         [list_ setShouldHideHeaderInShortLists:NO];
5960
5961         [self addSubview:list_];
5962         [list_ setDataSource:self];
5963
5964         UITableColumn *column = [[UITableColumn alloc]
5965             initWithTitle:UCLocalize("NAME")
5966             identifier:@"name"
5967             width:[self frame].size.width
5968         ];
5969
5970         UITable *table = [list_ table];
5971         [table setSeparatorStyle:1];
5972         [table addTableColumn:column];
5973         [table setDelegate:self];
5974
5975         [self reloadData];
5976
5977         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5978         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5979     } return self;
5980 }
5981
5982 - (void) reloadData {
5983     pkgSourceList list;
5984     if (!list.ReadMainList())
5985         return;
5986
5987     [sources_ removeAllObjects];
5988     [sources_ addObjectsFromArray:[database_ sources]];
5989     _trace();
5990     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
5991     _trace();
5992
5993     int count([sources_ count]);
5994     for (offset_ = 0; offset_ != count; ++offset_) {
5995         Source *source = [sources_ objectAtIndex:offset_];
5996         if ([source record] == nil)
5997             break;
5998     }
5999
6000     [list_ reloadData];
6001 }
6002
6003 - (void) resetViewAnimated:(BOOL)animated {
6004     [list_ resetViewAnimated:animated];
6005 }
6006
6007 - (void) _leftButtonClicked {
6008     /*[book_ pushPage:[[[AddSourceView alloc]
6009         initWithBook:book_
6010         database:database_
6011     ] autorelease]];*/
6012
6013     UIActionSheet *sheet = [[[UIActionSheet alloc]
6014         initWithTitle:UCLocalize("ENTER_APT_URL")
6015         buttons:[NSArray arrayWithObjects:UCLocalize("ADD_SOURCE"), UCLocalize("CANCEL"), nil]
6016         defaultButtonIndex:0
6017         delegate:self
6018         context:@"source"
6019     ] autorelease];
6020
6021     [sheet setNumberOfRows:1];
6022
6023     [sheet addTextFieldWithValue:@"http://" label:@""];
6024
6025     UITextInputTraits *traits = [[sheet textField] textInputTraits];
6026     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
6027     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
6028     [traits setKeyboardType:UIKeyboardTypeURL];
6029     // XXX: UIReturnKeyDone
6030     [traits setReturnKeyType:UIReturnKeyNext];
6031
6032     [sheet popupAlertAnimated:YES];
6033 }
6034
6035 - (void) _rightButtonClicked {
6036     UITable *table = [list_ table];
6037     BOOL editing = [table isRowDeletionEnabled];
6038     [table enableRowDeletion:!editing animated:YES];
6039     [book_ reloadButtonsForPage:self];
6040 }
6041
6042 - (NSString *) title {
6043     return UCLocalize("SOURCES");
6044 }
6045
6046 - (NSString *) leftButtonTitle {
6047     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("ADD") : nil;
6048 }
6049
6050 - (id) rightButtonTitle {
6051     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("DONE") : UCLocalize("EDIT");
6052 }
6053
6054 - (UINavigationButtonStyle) rightButtonStyle {
6055     return [[list_ table] isRowDeletionEnabled] ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6056 }
6057
6058 @end
6059 /* }}} */
6060
6061 /* Installed View {{{ */
6062 @interface InstalledView : RVPage {
6063     _transient Database *database_;
6064     FilteredPackageTable *packages_;
6065     BOOL expert_;
6066 }
6067
6068 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6069
6070 @end
6071
6072 @implementation InstalledView
6073
6074 - (void) dealloc {
6075     [packages_ release];
6076     [super dealloc];
6077 }
6078
6079 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6080     if ((self = [super initWithBook:book]) != nil) {
6081         database_ = database;
6082
6083         packages_ = [[FilteredPackageTable alloc]
6084             initWithBook:book
6085             database:database
6086             title:nil
6087             filter:@selector(isInstalledAndVisible:)
6088             with:[NSNumber numberWithBool:YES]
6089         ];
6090
6091         [self addSubview:packages_];
6092
6093         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6094         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6095     } return self;
6096 }
6097
6098 - (void) resetViewAnimated:(BOOL)animated {
6099     [packages_ resetViewAnimated:animated];
6100 }
6101
6102 - (void) reloadData {
6103     [packages_ reloadData];
6104 }
6105
6106 - (void) _rightButtonClicked {
6107     [packages_ setObject:[NSNumber numberWithBool:expert_]];
6108     [packages_ reloadData];
6109     expert_ = !expert_;
6110     [book_ reloadButtonsForPage:self];
6111 }
6112
6113 - (NSString *) title {
6114     return UCLocalize("INSTALLED");
6115 }
6116
6117 - (NSString *) backButtonTitle {
6118     return UCLocalize("PACKAGES");
6119 }
6120
6121 - (id) rightButtonTitle {
6122     return Role_ != nil && [Role_ isEqualToString:@"Developer"] ? nil : expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE");
6123 }
6124
6125 - (UINavigationButtonStyle) rightButtonStyle {
6126     return expert_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6127 }
6128
6129 - (void) setDelegate:(id)delegate {
6130     [super setDelegate:delegate];
6131     [packages_ setDelegate:delegate];
6132 }
6133
6134 @end
6135 /* }}} */
6136
6137 /* Home View {{{ */
6138 @interface HomeView : CydiaBrowserView {
6139 }
6140
6141 @end
6142
6143 @implementation HomeView
6144
6145 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6146     NSString *context([sheet context]);
6147
6148     if ([context isEqualToString:@"about"])
6149         [sheet dismiss];
6150     else
6151         [super alertSheet:sheet buttonClicked:button];
6152 }
6153
6154 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6155     [super _setMoreHeaders:request];
6156     if (ChipID_ != nil)
6157         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6158 }
6159
6160 - (void) _leftButtonClicked {
6161     UIActionSheet *sheet = [[[UIActionSheet alloc]
6162         initWithTitle:UCLocalize("ABOUT_CYDIA")
6163         buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
6164         defaultButtonIndex:0
6165         delegate:self
6166         context:@"about"
6167     ] autorelease];
6168
6169     [sheet setBodyText:
6170         @"Copyright (C) 2008-2009\n"
6171         "Jay Freeman (saurik)\n"
6172         "saurik@saurik.com\n"
6173         "http://www.saurik.com/\n"
6174         "\n"
6175         "The Okori Group\n"
6176         "http://www.theokorigroup.com/\n"
6177         "\n"
6178         "College of Creative Studies,\n"
6179         "University of California,\n"
6180         "Santa Barbara\n"
6181         "http://www.ccs.ucsb.edu/"
6182     ];
6183
6184     [sheet popupAlertAnimated:YES];
6185 }
6186
6187 - (NSString *) leftButtonTitle {
6188     return UCLocalize("ABOUT");
6189 }
6190
6191 @end
6192 /* }}} */
6193 /* Manage View {{{ */
6194 @interface ManageView : CydiaBrowserView {
6195 }
6196
6197 @end
6198
6199 @implementation ManageView
6200
6201 - (NSString *) title {
6202     return UCLocalize("MANAGE");
6203 }
6204
6205 - (void) _leftButtonClicked {
6206     [delegate_ askForSettings];
6207     [delegate_ updateData];
6208 }
6209
6210 - (NSString *) leftButtonTitle {
6211     return UCLocalize("SETTINGS");
6212 }
6213
6214 #if !AlwaysReload
6215 - (id) _rightButtonTitle {
6216     return Queuing_ ? UCLocalize("QUEUE") : nil;
6217 }
6218
6219 - (UINavigationButtonStyle) rightButtonStyle {
6220     return Queuing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6221 }
6222
6223 - (void) _rightButtonClicked {
6224     [delegate_ queue];
6225 }
6226 #endif
6227
6228 - (bool) isLoading {
6229     return false;
6230 }
6231
6232 @end
6233 /* }}} */
6234
6235 /* Cydia Book {{{ */
6236 @interface CYBook : RVBook <
6237     ProgressDelegate
6238 > {
6239     _transient Database *database_;
6240     UINavigationBar *overlay_;
6241     UINavigationBar *underlay_;
6242     UIProgressIndicator *indicator_;
6243     UITextLabel *prompt_;
6244     UIProgressBar *progress_;
6245     UINavigationButton *cancel_;
6246     bool updating_;
6247 }
6248
6249 - (id) initWithFrame:(CGRect)frame database:(Database *)database;
6250 - (void) update;
6251 - (BOOL) updating;
6252
6253 @end
6254
6255 @implementation CYBook
6256
6257 - (void) dealloc {
6258     [overlay_ release];
6259     [indicator_ release];
6260     [prompt_ release];
6261     [progress_ release];
6262     [cancel_ release];
6263     [super dealloc];
6264 }
6265
6266 - (NSString *) getTitleForPage:(RVPage *)page {
6267     return [super getTitleForPage:page];
6268 }
6269
6270 - (BOOL) updating {
6271     return updating_;
6272 }
6273
6274 - (void) update {
6275     [UIView beginAnimations:nil context:NULL];
6276
6277     CGRect ovrframe = [overlay_ frame];
6278     ovrframe.origin.y = 0;
6279     [overlay_ setFrame:ovrframe];
6280
6281     CGRect barframe = [navbar_ frame];
6282     barframe.origin.y += ovrframe.size.height;
6283     [navbar_ setFrame:barframe];
6284
6285     CGRect trnframe = [transition_ frame];
6286     trnframe.origin.y += ovrframe.size.height;
6287     trnframe.size.height -= ovrframe.size.height;
6288     [transition_ setFrame:trnframe];
6289
6290     [UIView endAnimations];
6291
6292     [indicator_ startAnimation];
6293     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6294     [progress_ setProgress:0];
6295
6296     updating_ = true;
6297     [overlay_ addSubview:cancel_];
6298
6299     [NSThread
6300         detachNewThreadSelector:@selector(_update)
6301         toTarget:self
6302         withObject:nil
6303     ];
6304 }
6305
6306 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6307     NSString *context([sheet context]);
6308
6309     if ([context isEqualToString:@"refresh"])
6310         [sheet dismiss];
6311 }
6312
6313 - (void) _update_ {
6314     updating_ = false;
6315
6316     [indicator_ stopAnimation];
6317
6318     [UIView beginAnimations:nil context:NULL];
6319
6320     CGRect ovrframe = [overlay_ frame];
6321     ovrframe.origin.y = -ovrframe.size.height;
6322     [overlay_ setFrame:ovrframe];
6323
6324     CGRect barframe = [navbar_ frame];
6325     barframe.origin.y -= ovrframe.size.height;
6326     [navbar_ setFrame:barframe];
6327
6328     CGRect trnframe = [transition_ frame];
6329     trnframe.origin.y -= ovrframe.size.height;
6330     trnframe.size.height += ovrframe.size.height;
6331     [transition_ setFrame:trnframe];
6332
6333     [UIView commitAnimations];
6334
6335     [delegate_ performSelector:@selector(reloadData) withObject:nil afterDelay:0];
6336 }
6337
6338 - (id) initWithFrame:(CGRect)frame database:(Database *)database {
6339     if ((self = [super initWithFrame:frame]) != nil) {
6340         database_ = database;
6341
6342         CGRect ovrrect([navbar_ bounds]);
6343         ovrrect.size.height = [UINavigationBar defaultSize].height;
6344         ovrrect.origin.y = -ovrrect.size.height;
6345
6346         overlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6347         [self addSubview:overlay_];
6348
6349         ovrrect.origin.y = frame.size.height;
6350         underlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6351         [underlay_ setTintColor:[UIColor colorWithRed:0.23 green:0.23 blue:0.23 alpha:1]];
6352         [self addSubview:underlay_];
6353
6354         [overlay_ setBarStyle:1];
6355         [underlay_ setBarStyle:1];
6356
6357         int barstyle([overlay_ _barStyle:NO]);
6358         bool ugly(barstyle == 0);
6359
6360         UIProgressIndicatorStyle style = ugly ?
6361             UIProgressIndicatorStyleMediumBrown :
6362             UIProgressIndicatorStyleMediumWhite;
6363
6364         CGSize indsize([UIProgressIndicator defaultSizeForStyle:style]);
6365         unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
6366         CGRect indrect = {{indoffset, indoffset}, indsize};
6367
6368         indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
6369         [indicator_ setStyle:style];
6370         [overlay_ addSubview:indicator_];
6371
6372         CGSize prmsize = {215, indsize.height + 4};
6373
6374         CGRect prmrect = {{
6375             indoffset * 2 + indsize.width,
6376             unsigned(ovrrect.size.height - prmsize.height) / 2 - 1
6377         }, prmsize};
6378
6379         UIFont *font([UIFont systemFontOfSize:15]);
6380
6381         prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
6382
6383         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6384         [prompt_ setBackgroundColor:[UIColor clearColor]];
6385         [prompt_ setFont:font];
6386
6387         [overlay_ addSubview:prompt_];
6388
6389         CGSize prgsize = {75, 100};
6390
6391         CGRect prgrect = {{
6392             ovrrect.size.width - prgsize.width - 10,
6393             (ovrrect.size.height - prgsize.height) / 2
6394         } , prgsize};
6395
6396         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
6397         [progress_ setStyle:0];
6398         [overlay_ addSubview:progress_];
6399
6400         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6401         [cancel_ addTarget:self action:@selector(_onCancel) forControlEvents:UIControlEventTouchUpInside];
6402
6403         CGRect frame = [cancel_ frame];
6404         frame.origin.x = ovrrect.size.width - frame.size.width - 5;
6405         frame.origin.y = (ovrrect.size.height - frame.size.height) / 2;
6406         [cancel_ setFrame:frame];
6407
6408         [cancel_ setBarStyle:barstyle];
6409     } return self;
6410 }
6411
6412 - (void) _onCancel {
6413     updating_ = false;
6414     [cancel_ removeFromSuperview];
6415 }
6416
6417 - (void) _update { _pooled
6418     Status status;
6419     status.setDelegate(self);
6420     [database_ updateWithStatus:status];
6421
6422     [self
6423         performSelectorOnMainThread:@selector(_update_)
6424         withObject:nil
6425         waitUntilDone:NO
6426     ];
6427 }
6428
6429 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6430     [prompt_ setText:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6431 }
6432
6433 /*
6434     UIActionSheet *sheet = [[[UIActionSheet alloc]
6435         initWithTitle:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), UCLocalize("REFRESH")]
6436         buttons:[NSArray arrayWithObjects:
6437             UCLocalize("OK"),
6438         nil]
6439         defaultButtonIndex:0
6440         delegate:self
6441         context:@"refresh"
6442     ] autorelease];
6443
6444     [sheet setBodyText:error];
6445     [sheet popupAlertAnimated:YES];
6446
6447     [self reloadButtons];
6448 */
6449
6450 - (void) setProgressTitle:(NSString *)title {
6451     [self
6452         performSelectorOnMainThread:@selector(_setProgressTitle:)
6453         withObject:title
6454         waitUntilDone:YES
6455     ];
6456 }
6457
6458 - (void) setProgressPercent:(float)percent {
6459     [self
6460         performSelectorOnMainThread:@selector(_setProgressPercent:)
6461         withObject:[NSNumber numberWithFloat:percent]
6462         waitUntilDone:YES
6463     ];
6464 }
6465
6466 - (void) startProgress {
6467 }
6468
6469 - (void) addProgressOutput:(NSString *)output {
6470     [self
6471         performSelectorOnMainThread:@selector(_addProgressOutput:)
6472         withObject:output
6473         waitUntilDone:YES
6474     ];
6475 }
6476
6477 - (bool) isCancelling:(size_t)received {
6478     return !updating_;
6479 }
6480
6481 - (void) _setProgressTitle:(NSString *)title {
6482     [prompt_ setText:title];
6483 }
6484
6485 - (void) _setProgressPercent:(NSNumber *)percent {
6486     [progress_ setProgress:[percent floatValue]];
6487 }
6488
6489 - (void) _addProgressOutput:(NSString *)output {
6490 }
6491
6492 @end
6493 /* }}} */
6494 /* Cydia:// Protocol {{{ */
6495 @interface CydiaURLProtocol : NSURLProtocol {
6496 }
6497
6498 @end
6499
6500 @implementation CydiaURLProtocol
6501
6502 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6503     NSURL *url([request URL]);
6504     if (url == nil)
6505         return NO;
6506     NSString *scheme([[url scheme] lowercaseString]);
6507     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6508         return NO;
6509     return YES;
6510 }
6511
6512 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6513     return request;
6514 }
6515
6516 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6517     id<NSURLProtocolClient> client([self client]);
6518     if (icon == nil)
6519         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6520     else {
6521         NSData *data(UIImagePNGRepresentation(icon));
6522
6523         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6524         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6525         [client URLProtocol:self didLoadData:data];
6526         [client URLProtocolDidFinishLoading:self];
6527     }
6528 }
6529
6530 - (void) startLoading {
6531     id<NSURLProtocolClient> client([self client]);
6532     NSURLRequest *request([self request]);
6533
6534     NSURL *url([request URL]);
6535     NSString *href([url absoluteString]);
6536
6537     NSString *path([href substringFromIndex:8]);
6538     NSRange slash([path rangeOfString:@"/"]);
6539
6540     NSString *command;
6541     if (slash.location == NSNotFound) {
6542         command = path;
6543         path = nil;
6544     } else {
6545         command = [path substringToIndex:slash.location];
6546         path = [path substringFromIndex:(slash.location + 1)];
6547     }
6548
6549     Database *database([Database sharedInstance]);
6550
6551     if ([command isEqualToString:@"package-icon"]) {
6552         if (path == nil)
6553             goto fail;
6554         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6555         Package *package([database packageWithName:path]);
6556         if (package == nil)
6557             goto fail;
6558         UIImage *icon([package icon]);
6559         [self _returnPNGWithImage:icon forRequest:request];
6560     } else if ([command isEqualToString:@"source-icon"]) {
6561         if (path == nil)
6562             goto fail;
6563         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6564         NSString *source(Simplify(path));
6565         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6566         if (icon == nil)
6567             icon = [UIImage applicationImageNamed:@"unknown.png"];
6568         [self _returnPNGWithImage:icon forRequest:request];
6569     } else if ([command isEqualToString:@"uikit-image"]) {
6570         if (path == nil)
6571             goto fail;
6572         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6573         UIImage *icon(_UIImageWithName(path));
6574         [self _returnPNGWithImage:icon forRequest:request];
6575     } else if ([command isEqualToString:@"section-icon"]) {
6576         if (path == nil)
6577             goto fail;
6578         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6579         NSString *section(Simplify(path));
6580         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6581         if (icon == nil)
6582             icon = [UIImage applicationImageNamed:@"unknown.png"];
6583         [self _returnPNGWithImage:icon forRequest:request];
6584     } else fail: {
6585         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6586     }
6587 }
6588
6589 - (void) stopLoading {
6590 }
6591
6592 @end
6593 /* }}} */
6594
6595 /* Sections View {{{ */
6596 @interface SectionsView : RVPage {
6597     _transient Database *database_;
6598     NSMutableArray *sections_;
6599     NSMutableArray *filtered_;
6600     UITransitionView *transition_;
6601     UITable *list_;
6602     UIView *accessory_;
6603     BOOL editing_;
6604 }
6605
6606 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6607 - (void) reloadData;
6608 - (void) resetView;
6609
6610 @end
6611
6612 @implementation SectionsView
6613
6614 - (void) dealloc {
6615     [list_ setDataSource:nil];
6616     [list_ setDelegate:nil];
6617
6618     [sections_ release];
6619     [filtered_ release];
6620     [transition_ release];
6621     [list_ release];
6622     [accessory_ release];
6623     [super dealloc];
6624 }
6625
6626 - (int) numberOfRowsInTable:(UITable *)table {
6627     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6628 }
6629
6630 - (float) table:(UITable *)table heightForRow:(int)row {
6631     return 45;
6632 }
6633
6634 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6635     if (reusing == nil)
6636         reusing = [[[SectionCell alloc] init] autorelease];
6637     [(SectionCell *)reusing setSection:(editing_ ?
6638         [sections_ objectAtIndex:row] :
6639         (row == 0 ? nil : [filtered_ objectAtIndex:(row - 1)])
6640     ) editing:editing_];
6641     return reusing;
6642 }
6643
6644 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6645     return !editing_;
6646 }
6647
6648 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
6649     return !editing_;
6650 }
6651
6652 - (void) tableRowSelected:(NSNotification *)notification {
6653     int row = [[notification object] selectedRow];
6654     if (row == INT_MAX)
6655         return;
6656
6657     Section *section;
6658     NSString *name;
6659     NSString *title;
6660
6661     if (row == 0) {
6662         section = nil;
6663         name = nil;
6664         title = UCLocalize("ALL_PACKAGES");
6665     } else {
6666         section = [filtered_ objectAtIndex:(row - 1)];
6667         name = [section name];
6668
6669         if (name != nil) {
6670             name = [NSString stringWithString:name];
6671             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6672         } else {
6673             name = @"";
6674             title = UCLocalize("NO_SECTION");
6675         }
6676     }
6677
6678     PackageTable *table = [[[FilteredPackageTable alloc]
6679         initWithBook:book_
6680         database:database_
6681         title:title
6682         filter:@selector(isVisibleInSection:)
6683         with:name
6684     ] autorelease];
6685
6686     [table setDelegate:delegate_];
6687
6688     [book_ pushPage:table];
6689 }
6690
6691 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6692     if ((self = [super initWithBook:book]) != nil) {
6693         database_ = database;
6694
6695         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6696         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6697
6698         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
6699         [self addSubview:transition_];
6700
6701         list_ = [[UITable alloc] initWithFrame:[transition_ bounds]];
6702         [transition_ transition:0 toView:list_];
6703
6704         UITableColumn *column = [[[UITableColumn alloc]
6705             initWithTitle:UCLocalize("NAME")
6706             identifier:@"name"
6707             width:[self frame].size.width
6708         ] autorelease];
6709
6710         [list_ setDataSource:self];
6711         [list_ setSeparatorStyle:1];
6712         [list_ addTableColumn:column];
6713         [list_ setDelegate:self];
6714         [list_ setReusesTableCells:YES];
6715
6716         [self reloadData];
6717
6718         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6719         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6720     } return self;
6721 }
6722
6723 - (void) reloadData {
6724     NSArray *packages = [database_ packages];
6725
6726     [sections_ removeAllObjects];
6727     [filtered_ removeAllObjects];
6728
6729 #if 0
6730     typedef __gnu_cxx::hash_map<NSString *, Section *, NSStringMapHash, NSStringMapEqual> SectionMap;
6731     SectionMap sections;
6732     sections.resize(64);
6733 #else
6734     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6735 #endif
6736
6737     _trace();
6738     for (Package *package in packages) {
6739         NSString *name([package section]);
6740         NSString *key(name == nil ? @"" : name);
6741
6742 #if 0
6743         Section **section;
6744
6745         _profile(SectionsView$reloadData$Section)
6746             section = &sections[key];
6747             if (*section == nil) {
6748                 _profile(SectionsView$reloadData$Section$Allocate)
6749                     *section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6750                 _end
6751             }
6752         _end
6753
6754         [*section addToCount];
6755
6756         _profile(SectionsView$reloadData$Filter)
6757             if (![package valid] || ![package visible])
6758                 continue;
6759         _end
6760
6761         [*section addToRow];
6762 #else
6763         Section *section;
6764
6765         _profile(SectionsView$reloadData$Section)
6766             section = [sections objectForKey:key];
6767             if (section == nil) {
6768                 _profile(SectionsView$reloadData$Section$Allocate)
6769                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6770                     [sections setObject:section forKey:key];
6771                 _end
6772             }
6773         _end
6774
6775         [section addToCount];
6776
6777         _profile(SectionsView$reloadData$Filter)
6778             if (![package valid] || ![package visible])
6779                 continue;
6780         _end
6781
6782         [section addToRow];
6783 #endif
6784     }
6785     _trace();
6786
6787 #if 0
6788     for (SectionMap::const_iterator i(sections.begin()), e(sections.end()); i != e; ++i)
6789         [sections_ addObject:i->second];
6790 #else
6791     [sections_ addObjectsFromArray:[sections allValues]];
6792 #endif
6793
6794     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6795
6796     for (Section *section in sections_) {
6797         size_t count([section row]);
6798         if (count == 0)
6799             continue;
6800
6801         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6802         [section setCount:count];
6803         [filtered_ addObject:section];
6804     }
6805
6806     [list_ reloadData];
6807     _trace();
6808 }
6809
6810 - (void) resetView {
6811     if (editing_)
6812         [self _rightButtonClicked];
6813 }
6814
6815 - (void) resetViewAnimated:(BOOL)animated {
6816     [list_ resetViewAnimated:animated];
6817 }
6818
6819 - (void) _rightButtonClicked {
6820     if ((editing_ = !editing_))
6821         [list_ reloadData];
6822     else
6823         [delegate_ updateData];
6824     [book_ reloadTitleForPage:self];
6825     [book_ reloadButtonsForPage:self];
6826 }
6827
6828 - (NSString *) title {
6829     return editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS");
6830 }
6831
6832 - (NSString *) backButtonTitle {
6833     return UCLocalize("SECTIONS");
6834 }
6835
6836 - (id) rightButtonTitle {
6837     return [sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT");
6838 }
6839
6840 - (UINavigationButtonStyle) rightButtonStyle {
6841     return editing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6842 }
6843
6844 - (UIView *) accessoryView {
6845     return accessory_;
6846 }
6847
6848 @end
6849 /* }}} */
6850 /* Changes View {{{ */
6851 @interface ChangesView : RVPage {
6852     _transient Database *database_;
6853     NSMutableArray *packages_;
6854     NSMutableArray *sections_;
6855     UITableView *list_;
6856     unsigned upgrades_;
6857 }
6858
6859 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6860 - (void) reloadData;
6861
6862 @end
6863
6864 @implementation ChangesView
6865
6866 - (void) dealloc {
6867     [list_ setDelegate:nil];
6868     [list_ setDataSource:nil];
6869
6870     [packages_ release];
6871     [sections_ release];
6872     [list_ release];
6873     [super dealloc];
6874 }
6875
6876 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6877     NSInteger count([sections_ count]);
6878     return count == 0 ? 1 : count;
6879 }
6880
6881 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6882     if ([sections_ count] == 0)
6883         return nil;
6884     return [[sections_ objectAtIndex:section] name];
6885 }
6886
6887 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6888     if ([sections_ count] == 0)
6889         return 0;
6890     return [[sections_ objectAtIndex:section] count];
6891 }
6892
6893 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6894     Section *section([sections_ objectAtIndex:[path section]]);
6895     NSInteger row([path row]);
6896     return [packages_ objectAtIndex:([section row] + row)];
6897 }
6898
6899 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6900     PackageCell *cell([table dequeueReusableCellWithIdentifier:@"Package"]);
6901     if (cell == nil)
6902         cell = [[[PackageCell alloc] init] autorelease];
6903     [cell setPackage:[self packageAtIndexPath:path]];
6904     return cell;
6905 }
6906
6907 - (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
6908     return 73;
6909     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
6910 }
6911
6912 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
6913     Package *package([self packageAtIndexPath:path]);
6914     PackageView *view([delegate_ packageView]);
6915     [view setDelegate:delegate_];
6916     [view setPackage:package];
6917     [book_ pushPage:view];
6918     return path;
6919 }
6920
6921 - (void) _leftButtonClicked {
6922     [(CYBook *)book_ update];
6923     [self reloadButtons];
6924 }
6925
6926 - (void) _rightButtonClicked {
6927     [delegate_ distUpgrade];
6928 }
6929
6930 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6931     if ((self = [super initWithBook:book]) != nil) {
6932         database_ = database;
6933
6934         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6935         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6936
6937         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
6938         [self addSubview:list_];
6939
6940         //XXX:[list_ setShouldHideHeaderInShortLists:NO];
6941         [list_ setDataSource:self];
6942         [list_ setDelegate:self];
6943         //[list_ setSectionListStyle:1];
6944
6945         [self reloadData];
6946
6947         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6948         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6949     } return self;
6950 }
6951
6952 - (void) reloadData {
6953     NSArray *packages = [database_ packages];
6954
6955     [packages_ removeAllObjects];
6956     [sections_ removeAllObjects];
6957
6958     _trace();
6959     for (Package *package in packages)
6960         if (
6961             [package uninstalled] && [package valid] && [package visible] ||
6962             [package upgradableAndEssential:YES]
6963         )
6964             [packages_ addObject:package];
6965
6966     _trace();
6967     [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
6968     _trace();
6969
6970     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
6971     Section *ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") localize:NO] autorelease];
6972     Section *section = nil;
6973     NSDate *last = nil;
6974
6975     upgrades_ = 0;
6976     bool unseens = false;
6977
6978     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
6979
6980     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
6981         Package *package = [packages_ objectAtIndex:offset];
6982
6983         BOOL uae = [package upgradableAndEssential:YES];
6984
6985         if (!uae) {
6986             unseens = true;
6987             NSDate *seen;
6988
6989             _profile(ChangesView$reloadData$Remember)
6990                 seen = [package seen];
6991             _end
6992
6993             if (section == nil || last != seen && (seen == nil || [seen compare:last] != NSOrderedSame)) {
6994                 last = seen;
6995
6996                 NSString *name;
6997                 if (seen == nil)
6998                     name = UCLocalize("UNKNOWN");
6999                 else {
7000                     name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
7001                     [name autorelease];
7002                 }
7003
7004                 _profile(ChangesView$reloadData$Allocate)
7005                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7006                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7007                     [sections_ addObject:section];
7008                 _end
7009             }
7010
7011             [section addToCount];
7012         } else if ([package ignored])
7013             [ignored addToCount];
7014         else {
7015             ++upgrades_;
7016             [upgradable addToCount];
7017         }
7018     }
7019     _trace();
7020
7021     CFRelease(formatter);
7022
7023     if (unseens) {
7024         Section *last = [sections_ lastObject];
7025         size_t count = [last count];
7026         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7027         [sections_ removeLastObject];
7028     }
7029
7030     if ([ignored count] != 0)
7031         [sections_ insertObject:ignored atIndex:0];
7032     if (upgrades_ != 0)
7033         [sections_ insertObject:upgradable atIndex:0];
7034
7035     [list_ reloadData];
7036     [self reloadButtons];
7037 }
7038
7039 - (void) resetViewAnimated:(BOOL)animated {
7040     [list_ resetViewAnimated:animated];
7041 }
7042
7043 - (NSString *) leftButtonTitle {
7044     return [(CYBook *)book_ updating] ? nil : UCLocalize("REFRESH");
7045 }
7046
7047 - (id) rightButtonTitle {
7048     return upgrades_ == 0 ? nil : [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]];
7049 }
7050
7051 - (NSString *) title {
7052     return UCLocalize("CHANGES");
7053 }
7054
7055 @end
7056 /* }}} */
7057 /* Search View {{{ */
7058 @protocol SearchViewDelegate
7059 - (void) showKeyboard:(BOOL)show;
7060 @end
7061
7062 @interface SearchView : RVPage {
7063     UIView *accessory_;
7064     UISearchField *field_;
7065     FilteredPackageTable *table_;
7066     UIView *dimmed_;
7067     bool reload_;
7068 }
7069
7070 - (id) initWithBook:(RVBook *)book database:(Database *)database;
7071 - (void) reloadData;
7072
7073 @end
7074
7075 @implementation SearchView
7076
7077 - (void) dealloc {
7078     [field_ setDelegate:nil];
7079
7080     [accessory_ release];
7081     [field_ release];
7082     [table_ release];
7083     [dimmed_ release];
7084     [super dealloc];
7085 }
7086
7087 - (void) _showKeyboard:(BOOL)show {
7088     CGSize keysize = [UIKeyboard defaultSize];
7089     CGRect keydown = [book_ pageBounds];
7090     CGRect keyup = keydown;
7091     keyup.size.height -= keysize.height - ButtonBarHeight_;
7092
7093     float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
7094
7095     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
7096     [animation setSignificantRectFields:8];
7097
7098     if (show) {
7099         [animation setStartFrame:keydown];
7100         [animation setEndFrame:keyup];
7101     } else {
7102         [animation setStartFrame:keyup];
7103         [animation setEndFrame:keydown];
7104     }
7105
7106     UIAnimator *animator = [UIAnimator sharedAnimator];
7107
7108     [animator
7109         addAnimations:[NSArray arrayWithObjects:animation, nil]
7110         withDuration:(KeyboardTime_ - delay)
7111         start:!show
7112     ];
7113
7114     if (show)
7115         [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
7116
7117     [delegate_ showKeyboard:show];
7118 }
7119
7120 - (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
7121     [self _showKeyboard:YES];
7122 }
7123
7124 - (void) textFieldDidResignFirstResponder:(UITextField *)field {
7125     [self _showKeyboard:NO];
7126 }
7127
7128 - (void) keyboardInputChanged:(UIFieldEditor *)editor {
7129     if (reload_) {
7130         NSString *text([field_ text]);
7131         [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
7132         [self reloadData];
7133         reload_ = false;
7134     }
7135 }
7136
7137 - (void) textFieldClearButtonPressed:(UITextField *)field {
7138     reload_ = true;
7139 }
7140
7141 - (void) keyboardInputShouldDelete:(id)input {
7142     reload_ = true;
7143 }
7144
7145 - (BOOL) keyboardInput:(id)input shouldInsertText:(NSString *)text isMarkedText:(int)marked {
7146     if ([text length] != 1 || [text characterAtIndex:0] != '\n') {
7147         reload_ = true;
7148         return YES;
7149     } else {
7150         [field_ resignFirstResponder];
7151         return NO;
7152     }
7153 }
7154
7155 - (id) initWithBook:(RVBook *)book database:(Database *)database {
7156     if ((self = [super initWithBook:book]) != nil) {
7157         CGRect pageBounds = [book_ pageBounds];
7158
7159         dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
7160         CGColor dimmed(space_, 0, 0, 0, 0.5);
7161         [dimmed_ setBackgroundColor:[UIColor colorWithCGColor:dimmed]];
7162
7163         table_ = [[FilteredPackageTable alloc]
7164             initWithBook:book
7165             database:database
7166             title:nil
7167             filter:@selector(isUnfilteredAndSearchedForBy:)
7168             with:nil
7169         ];
7170
7171         [table_ setShouldHideHeaderInShortLists:NO];
7172         [self addSubview:table_];
7173
7174         CGRect cnfrect = {{7, 38}, {17, 18}};
7175
7176         CGRect area;
7177
7178         area.origin.x = 10;
7179         area.origin.y = 1;
7180
7181         area.size.width = [self bounds].size.width - area.origin.x * 2;
7182         area.size.height = [UISearchField defaultHeight];
7183
7184         field_ = [[UISearchField alloc] initWithFrame:area];
7185
7186         UIFont *font = [UIFont systemFontOfSize:16];
7187         [field_ setFont:font];
7188
7189         [field_ setPlaceholder:UCLocalize("SEARCH_EX")];
7190         [field_ setDelegate:self];
7191
7192         [field_ setPaddingTop:5];
7193
7194         UITextInputTraits *traits([field_ textInputTraits]);
7195         [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
7196         [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
7197         [traits setReturnKeyType:UIReturnKeySearch];
7198
7199         CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height}};
7200
7201         accessory_ = [[UIView alloc] initWithFrame:accrect];
7202         [accessory_ addSubview:field_];
7203
7204         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7205         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7206     } return self;
7207 }
7208
7209 - (void) resetViewAnimated:(BOOL)animated {
7210     [table_ resetViewAnimated:animated];
7211 }
7212
7213 - (void) _reloadData {
7214 }
7215
7216 - (void) reloadData {
7217     [table_ setObject:[field_ text]];
7218     _profile(SearchView$reloadData)
7219         [table_ reloadData];
7220     _end
7221     PrintTimes();
7222     [table_ resetCursor];
7223 }
7224
7225 - (UIView *) accessoryView {
7226     return accessory_;
7227 }
7228
7229 - (NSString *) title {
7230     return nil;
7231 }
7232
7233 - (NSString *) backButtonTitle {
7234     return UCLocalize("SEARCH");
7235 }
7236
7237 - (void) setDelegate:(id)delegate {
7238     [table_ setDelegate:delegate];
7239     [super setDelegate:delegate];
7240 }
7241
7242 @end
7243 /* }}} */
7244 /* Settings View {{{ */
7245 @interface SettingsView : RVPage {
7246     _transient Database *database_;
7247     NSString *name_;
7248     Package *package_;
7249     UIPreferencesTable *table_;
7250     _UISwitchSlider *subscribedSwitch_;
7251     _UISwitchSlider *ignoredSwitch_;
7252     UIPreferencesControlTableCell *subscribedCell_;
7253     UIPreferencesControlTableCell *ignoredCell_;
7254 }
7255
7256 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7257
7258 @end
7259
7260 @implementation SettingsView
7261
7262 - (void) dealloc {
7263     [table_ setDataSource:nil];
7264
7265     [name_ release];
7266     if (package_ != nil)
7267         [package_ release];
7268     [table_ release];
7269     [subscribedSwitch_ release];
7270     [ignoredSwitch_ release];
7271     [subscribedCell_ release];
7272     [ignoredCell_ release];
7273     [super dealloc];
7274 }
7275
7276 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7277     if (package_ == nil)
7278         return 0;
7279
7280     return 2;
7281 }
7282
7283 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7284     if (package_ == nil)
7285         return nil;
7286
7287     switch (group) {
7288         case 0: return nil;
7289         case 1: return nil;
7290
7291         _nodefault
7292     }
7293
7294     return nil;
7295 }
7296
7297 - (BOOL) preferencesTable:(UIPreferencesTable *)table isLabelGroup:(int)group {
7298     if (package_ == nil)
7299         return NO;
7300
7301     switch (group) {
7302         case 0: return NO;
7303         case 1: return YES;
7304
7305         _nodefault
7306     }
7307
7308     return NO;
7309 }
7310
7311 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7312     if (package_ == nil)
7313         return 0;
7314
7315     switch (group) {
7316         case 0: return 1;
7317         case 1: return 1;
7318
7319         _nodefault
7320     }
7321
7322     return 0;
7323 }
7324
7325 - (void) onSomething:(UIPreferencesControlTableCell *)cell withKey:(NSString *)key {
7326     if (package_ == nil)
7327         return;
7328
7329     _UISwitchSlider *slider([cell control]);
7330     BOOL value([slider value] != 0);
7331     NSMutableDictionary *metadata([package_ metadata]);
7332
7333     BOOL before;
7334     if (NSNumber *number = [metadata objectForKey:key])
7335         before = [number boolValue];
7336     else
7337         before = NO;
7338
7339     if (value != before) {
7340         [metadata setObject:[NSNumber numberWithBool:value] forKey:key];
7341         Changed_ = true;
7342         [delegate_ updateData];
7343     }
7344 }
7345
7346 - (void) onSubscribed:(UIPreferencesControlTableCell *)cell {
7347     [self onSomething:cell withKey:@"IsSubscribed"];
7348 }
7349
7350 - (void) onIgnored:(UIPreferencesControlTableCell *)cell {
7351     [self onSomething:cell withKey:@"IsIgnored"];
7352 }
7353
7354 - (id) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
7355     if (package_ == nil)
7356         return nil;
7357
7358     switch (group) {
7359         case 0: switch (row) {
7360             case 0:
7361                 return subscribedCell_;
7362             case 1:
7363                 return ignoredCell_;
7364             _nodefault
7365         } break;
7366
7367         case 1: switch (row) {
7368             case 0: {
7369                 UIPreferencesControlTableCell *cell([[[UIPreferencesControlTableCell alloc] init] autorelease]);
7370                 [cell setShowSelection:NO];
7371                 [cell setTitle:UCLocalize("SHOW_ALL_CHANGES_EX")];
7372                 return cell;
7373             }
7374
7375             _nodefault
7376         } break;
7377
7378         _nodefault
7379     }
7380
7381     return nil;
7382 }
7383
7384 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7385     if ((self = [super initWithBook:book])) {
7386         database_ = database;
7387         name_ = [package retain];
7388
7389         table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
7390         [self addSubview:table_];
7391
7392         subscribedSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7393         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventTouchUpInside];
7394
7395         ignoredSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7396         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventTouchUpInside];
7397
7398         subscribedCell_ = [[UIPreferencesControlTableCell alloc] init];
7399         [subscribedCell_ setShowSelection:NO];
7400         [subscribedCell_ setTitle:UCLocalize("SHOW_ALL_CHANGES")];
7401         [subscribedCell_ setControl:subscribedSwitch_];
7402
7403         ignoredCell_ = [[UIPreferencesControlTableCell alloc] init];
7404         [ignoredCell_ setShowSelection:NO];
7405         [ignoredCell_ setTitle:UCLocalize("IGNORE_UPGRADES")];
7406         [ignoredCell_ setControl:ignoredSwitch_];
7407
7408         [table_ setDataSource:self];
7409         [self reloadData];
7410     } return self;
7411 }
7412
7413 - (void) resetViewAnimated:(BOOL)animated {
7414     [table_ resetViewAnimated:animated];
7415 }
7416
7417 - (void) reloadData {
7418     if (package_ != nil)
7419         [package_ autorelease];
7420     package_ = [database_ packageWithName:name_];
7421     if (package_ != nil) {
7422         [package_ retain];
7423         [subscribedSwitch_ setValue:([package_ subscribed] ? 1 : 0) animated:NO];
7424         [ignoredSwitch_ setValue:([package_ ignored] ? 1 : 0) animated:NO];
7425     }
7426
7427     [table_ reloadData];
7428 }
7429
7430 - (NSString *) title {
7431     return UCLocalize("SETTINGS");
7432 }
7433
7434 @end
7435 /* }}} */
7436
7437 /* Signature View {{{ */
7438 @interface SignatureView : CydiaBrowserView {
7439     _transient Database *database_;
7440     NSString *package_;
7441 }
7442
7443 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7444
7445 @end
7446
7447 @implementation SignatureView
7448
7449 - (void) dealloc {
7450     [package_ release];
7451     [super dealloc];
7452 }
7453
7454 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7455     // XXX: dude!
7456     [super webView:sender didClearWindowObject:window forFrame:frame];
7457 }
7458
7459 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7460     if ((self = [super initWithBook:book]) != nil) {
7461         database_ = database;
7462         package_ = [package retain];
7463         [self reloadData];
7464     } return self;
7465 }
7466
7467 - (void) resetViewAnimated:(BOOL)animated {
7468 }
7469
7470 - (void) reloadData {
7471     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7472 }
7473
7474 @end
7475 /* }}} */
7476
7477 @interface Cydia : UIApplication <
7478     ConfirmationViewDelegate,
7479     ProgressViewDelegate,
7480     SearchViewDelegate,
7481     CydiaDelegate
7482 > {
7483     UIWindow *window_;
7484
7485     UIView *underlay_;
7486     UIView *overlay_;
7487     CYBook *book_;
7488     UIToolbar *toolbar_;
7489
7490     RVBook *confirm_;
7491
7492     NSMutableArray *essential_;
7493     NSMutableArray *broken_;
7494
7495     Database *database_;
7496     ProgressView *progress_;
7497
7498     unsigned tag_;
7499
7500     UIKeyboard *keyboard_;
7501     UIProgressHUD *hud_;
7502
7503     SectionsView *sections_;
7504     ChangesView *changes_;
7505     ManageView *manage_;
7506     SearchView *search_;
7507
7508 #if RecyclePackageViews
7509     NSMutableArray *details_;
7510 #endif
7511 }
7512
7513 - (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class;
7514 - (void) setPage:(RVPage *)page;
7515
7516 @end
7517
7518 static _finline void _setHomePage(Cydia *self) {
7519     [self setPage:[self _pageForURL:[NSURL URLWithString:CydiaURL(@"")] withClass:[HomeView class]]];
7520 }
7521
7522 @implementation Cydia
7523
7524 - (void) _loaded {
7525     if ([broken_ count] != 0) {
7526         int count = [broken_ count];
7527
7528         UIActionSheet *sheet = [[[UIActionSheet alloc]
7529             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
7530             buttons:[NSArray arrayWithObjects:
7531                 UCLocalize("FORCIBLY_CLEAR"),
7532                 UCLocalize("TEMPORARY_IGNORE"),
7533             nil]
7534             defaultButtonIndex:0
7535             delegate:self
7536             context:@"fixhalf"
7537         ] autorelease];
7538
7539         [sheet setBodyText:UCLocalize("HALFINSTALLED_PACKAGE_EX")];
7540         [sheet popupAlertAnimated:YES];
7541     } else if (!Ignored_ && [essential_ count] != 0) {
7542         int count = [essential_ count];
7543
7544         UIActionSheet *sheet = [[[UIActionSheet alloc]
7545             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
7546             buttons:[NSArray arrayWithObjects:
7547                 UCLocalize("UPGRADE_ESSENTIAL"),
7548                 UCLocalize("COMPLETE_UPGRADE"),
7549                 UCLocalize("TEMPORARY_IGNORE"),
7550             nil]
7551             defaultButtonIndex:0
7552             delegate:self
7553             context:@"upgrade"
7554         ] autorelease];
7555
7556         [sheet setBodyText:UCLocalize("ESSENTIAL_UPGRADE_EX")];
7557         [sheet popupAlertAnimated:YES];
7558     }
7559 }
7560
7561 - (void) _saveConfig {
7562     if (Changed_) {
7563         _trace();
7564         NSString *error(nil);
7565         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
7566             _trace();
7567             NSError *error(nil);
7568             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
7569                 NSLog(@"failure to save metadata data: %@", error);
7570             _trace();
7571         } else {
7572             NSLog(@"failure to serialize metadata: %@", error);
7573             return;
7574         }
7575
7576         Changed_ = false;
7577     }
7578 }
7579
7580 - (void) _updateData {
7581     [self _saveConfig];
7582
7583     /* XXX: this is just stupid */
7584     if (tag_ != 2 && sections_ != nil)
7585         [sections_ reloadData];
7586     if (tag_ != 3 && changes_ != nil)
7587         [changes_ reloadData];
7588     if (tag_ != 5 && search_ != nil)
7589         [search_ reloadData];
7590
7591     [book_ reloadData];
7592 }
7593
7594 - (void) _reloadData {
7595     UIView *block();
7596
7597     static bool loaded(false);
7598     UIProgressHUD *hud([self addProgressHUD]);
7599     [hud setText:(loaded ? UCLocalize("RELOADING_DATA") : UCLocalize("LOADING_DATA"))];
7600
7601     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
7602     _trace();
7603
7604     [self removeProgressHUD:hud];
7605
7606     size_t changes(0);
7607
7608     [essential_ removeAllObjects];
7609     [broken_ removeAllObjects];
7610
7611     NSArray *packages([database_ packages]);
7612     for (Package *package in packages) {
7613         if ([package half])
7614             [broken_ addObject:package];
7615         if ([package upgradableAndEssential:NO]) {
7616             if ([package essential])
7617                 [essential_ addObject:package];
7618             ++changes;
7619         }
7620     }
7621
7622     if (changes != 0) {
7623         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
7624         [toolbar_ setBadgeValue:badge forButton:3];
7625         if ([toolbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7626             [toolbar_ setBadgeAnimated:([essential_ count] != 0) forButton:3];
7627         if ([self respondsToSelector:@selector(setApplicationBadge:)])
7628             [self setApplicationBadge:badge];
7629         else
7630             [self setApplicationBadgeString:badge];
7631     } else {
7632         [toolbar_ setBadgeValue:nil forButton:3];
7633         if ([toolbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7634             [toolbar_ setBadgeAnimated:NO forButton:3];
7635         if ([self respondsToSelector:@selector(removeApplicationBadge)])
7636             [self removeApplicationBadge];
7637         else // XXX: maybe use setApplicationBadgeString also?
7638             [self setApplicationIconBadgeNumber:0];
7639     }
7640
7641     Queuing_ = false;
7642     [toolbar_ setBadgeValue:nil forButton:4];
7643
7644     [self _updateData];
7645
7646     if (loaded || ManualRefresh) loaded:
7647         [self _loaded];
7648     else {
7649         loaded = true;
7650
7651         if (NSDate *update = [Metadata_ objectForKey:@"LastUpdate"]) {
7652             NSTimeInterval interval([update timeIntervalSinceNow]);
7653             if (interval <= 0 && interval > -(15*60))
7654                 goto loaded;
7655         }
7656
7657         [book_ update];
7658     }
7659 }
7660
7661 - (void) updateData {
7662     [database_ setVisible];
7663     [self _updateData];
7664 }
7665
7666 - (void) update_ {
7667     [database_ update];
7668 }
7669
7670 - (void) syncData {
7671     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
7672     _assert(file != NULL);
7673
7674     for (NSString *key in [Sources_ allKeys]) {
7675         NSDictionary *source([Sources_ objectForKey:key]);
7676
7677         fprintf(file, "%s %s %s\n",
7678             [[source objectForKey:@"Type"] UTF8String],
7679             [[source objectForKey:@"URI"] UTF8String],
7680             [[source objectForKey:@"Distribution"] UTF8String]
7681         );
7682     }
7683
7684     fclose(file);
7685
7686     [self _saveConfig];
7687
7688     [progress_
7689         detachNewThreadSelector:@selector(update_)
7690         toTarget:self
7691         withObject:nil
7692         title:UCLocalize("UPDATING_SOURCES")
7693     ];
7694 }
7695
7696 - (void) reloadData {
7697     @synchronized (self) {
7698         if (confirm_ == nil)
7699             [self _reloadData];
7700     }
7701 }
7702
7703 - (void) resolve {
7704     pkgProblemResolver *resolver = [database_ resolver];
7705
7706     resolver->InstallProtect();
7707     if (!resolver->Resolve(true))
7708         _error->Discard();
7709 }
7710
7711 - (void) popUpBook:(RVBook *)book {
7712     [underlay_ popSubview:book];
7713 }
7714
7715 - (CGRect) popUpBounds {
7716     return [underlay_ bounds];
7717 }
7718
7719 - (bool) perform {
7720     if (![database_ prepare])
7721         return false;
7722
7723     confirm_ = [[RVBook alloc] initWithFrame:[self popUpBounds]];
7724     [confirm_ setDelegate:self];
7725
7726     ConfirmationView *page([[[ConfirmationView alloc] initWithBook:confirm_ database:database_] autorelease]);
7727     [page setDelegate:self];
7728
7729     [confirm_ setPage:page];
7730     [self popUpBook:confirm_];
7731
7732     return true;
7733 }
7734
7735 - (void) queue {
7736     @synchronized (self) {
7737         [self perform];
7738     }
7739 }
7740
7741 - (void) clearPackage:(Package *)package {
7742     @synchronized (self) {
7743         [package clear];
7744         [self resolve];
7745         [self perform];
7746     }
7747 }
7748
7749 - (void) installPackage:(Package *)package {
7750     @synchronized (self) {
7751         [package install];
7752         [self resolve];
7753         [self perform];
7754     }
7755 }
7756
7757 - (void) removePackage:(Package *)package {
7758     @synchronized (self) {
7759         [package remove];
7760         [self resolve];
7761         [self perform];
7762     }
7763 }
7764
7765 - (void) distUpgrade {
7766     @synchronized (self) {
7767         if (![database_ upgrade])
7768             return;
7769         [self perform];
7770     }
7771 }
7772
7773 - (void) cancel {
7774     [self slideUp:[[[UIActionSheet alloc]
7775         initWithTitle:nil
7776         buttons:[NSArray arrayWithObjects:UCLocalize("CONTINUE_QUEUING"), UCLocalize("CANCEL_CLEAR"), nil]
7777         defaultButtonIndex:1
7778         delegate:self
7779         context:@"cancel"
7780     ] autorelease]];
7781 }
7782
7783 - (void) complete {
7784     @synchronized (self) {
7785         [self _reloadData];
7786
7787         if (confirm_ != nil) {
7788             [confirm_ release];
7789             confirm_ = nil;
7790         }
7791     }
7792 }
7793
7794 - (void) confirm {
7795     [overlay_ removeFromSuperview];
7796     reload_ = true;
7797
7798     [progress_
7799         detachNewThreadSelector:@selector(perform)
7800         toTarget:database_
7801         withObject:nil
7802         title:UCLocalize("RUNNING")
7803     ];
7804 }
7805
7806 - (void) progressViewIsComplete:(ProgressView *)progress {
7807     if (confirm_ != nil) {
7808         [underlay_ addSubview:overlay_];
7809         [confirm_ popFromSuperviewAnimated:NO];
7810     }
7811
7812     [self complete];
7813 }
7814
7815 - (void) setPage:(RVPage *)page {
7816     [page resetViewAnimated:NO];
7817     [page setDelegate:self];
7818     [book_ setPage:page];
7819 }
7820
7821 - (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class {
7822     CydiaBrowserView *browser = [[[_class alloc] initWithBook:book_] autorelease];
7823     [browser loadURL:url];
7824     return browser;
7825 }
7826
7827 - (SectionsView *) sectionsView {
7828     if (sections_ == nil)
7829         sections_ = [[SectionsView alloc] initWithBook:book_ database:database_];
7830     return sections_;
7831 }
7832
7833 - (void) buttonBarItemTapped:(id)sender {
7834     unsigned tag = [sender tag];
7835     if (tag == tag_) {
7836         [book_ resetViewAnimated:YES];
7837         return;
7838     } else if (tag_ == 2)
7839         [[self sectionsView] resetView];
7840
7841     switch (tag) {
7842         case 1: _setHomePage(self); break;
7843
7844         case 2: [self setPage:[self sectionsView]]; break;
7845         case 3: [self setPage:changes_]; break;
7846         case 4: [self setPage:manage_]; break;
7847         case 5: [self setPage:search_]; break;
7848
7849         _nodefault
7850     }
7851
7852     tag_ = tag;
7853 }
7854
7855 - (void) askForSettings {
7856     NSString *parenthetical(UCLocalize("PARENTHETICAL"));
7857
7858     CYActionSheet *role([[[CYActionSheet alloc]
7859         initWithTitle:UCLocalize("WHO_ARE_YOU")
7860         buttons:[NSArray arrayWithObjects:
7861             [NSString stringWithFormat:parenthetical, UCLocalize("USER"), UCLocalize("USER_EX")],
7862             [NSString stringWithFormat:parenthetical, UCLocalize("HACKER"), UCLocalize("HACKER_EX")],
7863             [NSString stringWithFormat:parenthetical, UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")],
7864         nil]
7865         defaultButtonIndex:-1
7866     ] autorelease]);
7867
7868     [role setBodyText:UCLocalize("ROLE_EX")];
7869
7870     int button([role yieldToPopupAlertAnimated:YES]);
7871
7872     switch (button) {
7873         case 1: Role_ = @"User"; break;
7874         case 2: Role_ = @"Hacker"; break;
7875         case 3: Role_ = @"Developer"; break;
7876
7877         _nodefault
7878     }
7879
7880     Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
7881         Role_, @"Role",
7882     nil];
7883
7884     [Metadata_ setObject:Settings_ forKey:@"Settings"];
7885
7886     Changed_ = true;
7887
7888     [role dismiss];
7889 }
7890
7891 - (void) setPackageView:(PackageView *)view {
7892     WebThreadLock();
7893     [view setPackage:nil];
7894 #if RecyclePackageViews
7895     if ([details_ count] < 3)
7896         [details_ addObject:view];
7897 #endif
7898     WebThreadUnlock();
7899 }
7900
7901 - (PackageView *) _packageView {
7902     return [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
7903 }
7904
7905 - (PackageView *) packageView {
7906 #if RecyclePackageViews
7907     PackageView *view;
7908     size_t count([details_ count]);
7909
7910     if (count == 0) {
7911         view = [self _packageView];
7912       renew:
7913         [details_ addObject:[self _packageView]];
7914     } else {
7915         view = [[[details_ lastObject] retain] autorelease];
7916         [details_ removeLastObject];
7917         if (count == 1)
7918             goto renew;
7919     }
7920
7921     return view;
7922 #else
7923     return [self _packageView];
7924 #endif
7925 }
7926
7927 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
7928     NSString *context([sheet context]);
7929
7930     if ([context isEqualToString:@"missing"])
7931         [sheet dismiss];
7932     else if ([context isEqualToString:@"cancel"]) {
7933         bool clear;
7934
7935         switch (button) {
7936             case 1:
7937                 clear = false;
7938             break;
7939
7940             case 2:
7941                 clear = true;
7942             break;
7943
7944             _nodefault
7945         }
7946
7947         [sheet dismiss];
7948
7949         @synchronized (self) {
7950             if (clear)
7951                 [self _reloadData];
7952             else {
7953                 Queuing_ = true;
7954                 [toolbar_ setBadgeValue:UCLocalize("Q_D") forButton:4];
7955                 [book_ reloadData];
7956             }
7957
7958             if (confirm_ != nil) {
7959                 [confirm_ release];
7960                 confirm_ = nil;
7961             }
7962         }
7963     } else if ([context isEqualToString:@"fixhalf"]) {
7964         switch (button) {
7965             case 1:
7966                 @synchronized (self) {
7967                     for (Package *broken in broken_) {
7968                         [broken remove];
7969
7970                         NSString *id = [broken id];
7971                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
7972                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
7973                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
7974                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
7975                     }
7976
7977                     [self resolve];
7978                     [self perform];
7979                 }
7980             break;
7981
7982             case 2:
7983                 [broken_ removeAllObjects];
7984                 [self _loaded];
7985             break;
7986
7987             _nodefault
7988         }
7989
7990         [sheet dismiss];
7991     } else if ([context isEqualToString:@"upgrade"]) {
7992         switch (button) {
7993             case 1:
7994                 @synchronized (self) {
7995                     for (Package *essential in essential_)
7996                         [essential install];
7997
7998                     [self resolve];
7999                     [self perform];
8000                 }
8001             break;
8002
8003             case 2:
8004                 [self distUpgrade];
8005             break;
8006
8007             case 3:
8008                 Ignored_ = YES;
8009             break;
8010
8011             _nodefault
8012         }
8013
8014         [sheet dismiss];
8015     }
8016 }
8017
8018 - (void) system:(NSString *)command { _pooled
8019     system([command UTF8String]);
8020 }
8021
8022 - (void) applicationWillSuspend {
8023     [database_ clean];
8024     [super applicationWillSuspend];
8025 }
8026
8027 - (void) applicationSuspend:(__GSEvent *)event {
8028     if (hud_ == nil && ![progress_ isRunning])
8029         [super applicationSuspend:event];
8030 }
8031
8032 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8033     if (hud_ == nil)
8034         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8035 }
8036
8037 - (void) _setSuspended:(BOOL)value {
8038     if (hud_ == nil)
8039         [super _setSuspended:value];
8040 }
8041
8042 - (UIProgressHUD *) addProgressHUD {
8043     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8044     [window_ setUserInteractionEnabled:NO];
8045     [hud show:YES];
8046     [progress_ addSubview:hud];
8047     return hud;
8048 }
8049
8050 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8051     [hud show:NO];
8052     [hud removeFromSuperview];
8053     [window_ setUserInteractionEnabled:YES];
8054 }
8055
8056 - (RVPage *) pageForPackage:(NSString *)name {
8057     if (Package *package = [database_ packageWithName:name]) {
8058         PackageView *view([self packageView]);
8059         [view setPackage:package];
8060         return view;
8061     } else {
8062         NSURL *url([NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"unknown" ofType:@"html"]]);
8063         url = [NSURL URLWithString:[[url absoluteString] stringByAppendingString:[NSString stringWithFormat:@"?%@", name]]];
8064         return [self _pageForURL:url withClass:[CydiaBrowserView class]];
8065     }
8066 }
8067
8068 - (RVPage *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8069     if (tag != NULL)
8070         tag = 0;
8071
8072     NSString *href([url absoluteString]);
8073     if ([href hasPrefix:@"apptapp://package/"])
8074         return [self pageForPackage:[href substringFromIndex:18]];
8075
8076     NSString *scheme([[url scheme] lowercaseString]);
8077     if (![scheme isEqualToString:@"cydia"])
8078         return nil;
8079     NSString *path([url absoluteString]);
8080     if ([path length] < 8)
8081         return nil;
8082     path = [path substringFromIndex:8];
8083     if (![path hasPrefix:@"/"])
8084         path = [@"/" stringByAppendingString:path];
8085
8086     if ([path isEqualToString:@"/add-source"])
8087         return [[[AddSourceView alloc] initWithBook:book_ database:database_] autorelease];
8088     else if ([path isEqualToString:@"/storage"])
8089         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CydiaBrowserView class]];
8090     else if ([path isEqualToString:@"/sources"])
8091         return [[[SourceTable alloc] initWithBook:book_ database:database_] autorelease];
8092     else if ([path isEqualToString:@"/packages"])
8093         return [[[InstalledView alloc] initWithBook:book_ database:database_] autorelease];
8094     else if ([path hasPrefix:@"/url/"])
8095         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CydiaBrowserView class]];
8096     else if ([path hasPrefix:@"/launch/"])
8097         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8098     else if ([path hasPrefix:@"/package-settings/"])
8099         return [[[SettingsView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:18]] autorelease];
8100     else if ([path hasPrefix:@"/package-signature/"])
8101         return [[[SignatureView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:19]] autorelease];
8102     else if ([path hasPrefix:@"/package/"])
8103         return [self pageForPackage:[path substringFromIndex:9]];
8104     else if ([path hasPrefix:@"/files/"]) {
8105         NSString *name = [path substringFromIndex:7];
8106
8107         if (Package *package = [database_ packageWithName:name]) {
8108             FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
8109             [files setPackage:package];
8110             return files;
8111         }
8112     }
8113
8114     return nil;
8115 }
8116
8117 - (void) applicationOpenURL:(NSURL *)url {
8118     [super applicationOpenURL:url];
8119     int tag;
8120     if (RVPage *page = [self pageForURL:url hasTag:&tag]) {
8121         [self setPage:page];
8122         [toolbar_ showSelectionForButton:tag];
8123         tag_ = tag;
8124     }
8125 }
8126
8127 - (void) applicationDidFinishLaunching:(id)unused {
8128     [BrowserView _initialize];
8129
8130     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8131
8132     Font12_ = [[UIFont systemFontOfSize:12] retain];
8133     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8134     Font14_ = [[UIFont systemFontOfSize:14] retain];
8135     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8136     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8137
8138     tag_ = 1;
8139
8140     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8141     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8142
8143     window_ = [[UIWindow alloc] initWithContentRect:[UIHardware fullScreenApplicationContentRect]];
8144     [window_ orderFront:self];
8145     [window_ makeKey:self];
8146     [window_ setHidden:NO];
8147
8148     database_ = [Database sharedInstance];
8149
8150     progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] database:database_ delegate:self];
8151     [database_ setDelegate:progress_];
8152     [window_ setContentView:progress_];
8153
8154     underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
8155     [progress_ setContentView:underlay_];
8156
8157     [progress_ resetView];
8158
8159     if (
8160         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8161         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8162         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
8163         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
8164         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8165         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8166         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8167         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
8168         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
8169         false
8170     ) {
8171         [self setIdleTimerDisabled:YES];
8172
8173         hud_ = [self addProgressHUD];
8174         [hud_ setText:@"Reorganizing\n\nWill Automatically\nClose When Done"];
8175         [self setStatusBarShowsProgress:YES];
8176
8177         [self yieldToSelector:@selector(system) withObject:@"http://www.hipsterwave.com/tag/cydia/"];
8178
8179         [self setStatusBarShowsProgress:NO];
8180         [self removeProgressHUD:hud_];
8181         hud_ = nil;
8182
8183         if (ExecFork() == 0) {
8184             execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
8185             perror("launchctl stop");
8186         }
8187
8188         return;
8189     }
8190
8191     if (Role_ == nil)
8192         [self askForSettings];
8193
8194     _trace();
8195     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
8196
8197     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
8198     book_ = [[CYBook alloc] initWithFrame:CGRectMake(
8199         0, 0, screenrect.size.width, screenrect.size.height - 48
8200     ) database:database_];
8201
8202     [book_ setDelegate:self];
8203
8204     [overlay_ addSubview:book_];
8205
8206     NSArray *buttonitems = [NSArray arrayWithObjects:
8207         [NSDictionary dictionaryWithObjectsAndKeys:
8208             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
8209             @"home-up.png", kUIButtonBarButtonInfo,
8210             @"home-dn.png", kUIButtonBarButtonSelectedInfo,
8211             [NSNumber numberWithInt:1], kUIButtonBarButtonTag,
8212             self, kUIButtonBarButtonTarget,
8213             @"Cydia", kUIButtonBarButtonTitle,
8214             @"0", kUIButtonBarButtonType,
8215         nil],
8216
8217         [NSDictionary dictionaryWithObjectsAndKeys:
8218             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
8219             @"install-up.png", kUIButtonBarButtonInfo,
8220             @"install-dn.png", kUIButtonBarButtonSelectedInfo,
8221             [NSNumber numberWithInt:2], kUIButtonBarButtonTag,
8222             self, kUIButtonBarButtonTarget,
8223             UCLocalize("SECTIONS"), kUIButtonBarButtonTitle,
8224             @"0", kUIButtonBarButtonType,
8225         nil],
8226
8227         [NSDictionary dictionaryWithObjectsAndKeys:
8228             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
8229             @"changes-up.png", kUIButtonBarButtonInfo,
8230             @"changes-dn.png", kUIButtonBarButtonSelectedInfo,
8231             [NSNumber numberWithInt:3], kUIButtonBarButtonTag,
8232             self, kUIButtonBarButtonTarget,
8233             UCLocalize("CHANGES"), kUIButtonBarButtonTitle,
8234             @"0", kUIButtonBarButtonType,
8235         nil],
8236
8237         [NSDictionary dictionaryWithObjectsAndKeys:
8238             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
8239             @"manage-up.png", kUIButtonBarButtonInfo,
8240             @"manage-dn.png", kUIButtonBarButtonSelectedInfo,
8241             [NSNumber numberWithInt:4], kUIButtonBarButtonTag,
8242             self, kUIButtonBarButtonTarget,
8243             UCLocalize("MANAGE"), kUIButtonBarButtonTitle,
8244             @"0", kUIButtonBarButtonType,
8245         nil],
8246
8247         [NSDictionary dictionaryWithObjectsAndKeys:
8248             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
8249             @"search-up.png", kUIButtonBarButtonInfo,
8250             @"search-dn.png", kUIButtonBarButtonSelectedInfo,
8251             [NSNumber numberWithInt:5], kUIButtonBarButtonTag,
8252             self, kUIButtonBarButtonTarget,
8253             UCLocalize("SEARCH"), kUIButtonBarButtonTitle,
8254             @"0", kUIButtonBarButtonType,
8255         nil],
8256     nil];
8257
8258     toolbar_ = [[UIToolbar alloc]
8259         initInView:overlay_
8260         withFrame:CGRectMake(
8261             0, screenrect.size.height - ButtonBarHeight_,
8262             screenrect.size.width, ButtonBarHeight_
8263         )
8264         withItemList:buttonitems
8265     ];
8266
8267     [toolbar_ setDelegate:self];
8268     [toolbar_ setBarStyle:1];
8269     [toolbar_ setButtonBarTrackingMode:2];
8270
8271     int buttons[5] = {1, 2, 3, 4, 5};
8272     [toolbar_ registerButtonGroup:0 withButtons:buttons withCount:5];
8273     [toolbar_ showButtonGroup:0 withDuration:0];
8274
8275     for (int i = 0; i != 5; ++i)
8276         [[toolbar_ viewWithTag:(i + 1)] setFrame:CGRectMake(
8277             i * 64 + 2, 1, 60, ButtonBarHeight_
8278         )];
8279
8280     [toolbar_ showSelectionForButton:1];
8281     [overlay_ addSubview:toolbar_];
8282
8283     [UIKeyboard initImplementationNow];
8284     CGSize keysize = [UIKeyboard defaultSize];
8285     CGRect keyrect = {{0, [overlay_ bounds].size.height}, keysize};
8286     keyboard_ = [[UIKeyboard alloc] initWithFrame:keyrect];
8287     [overlay_ addSubview:keyboard_];
8288
8289     [underlay_ addSubview:overlay_];
8290
8291     [self reloadData];
8292
8293     [self sectionsView];
8294     changes_ = [[ChangesView alloc] initWithBook:book_ database:database_];
8295     search_ = [[SearchView alloc] initWithBook:book_ database:database_];
8296
8297     manage_ = (ManageView *) [[self
8298         _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
8299         withClass:[ManageView class]
8300     ] retain];
8301
8302 #if RecyclePackageViews
8303     details_ = [[NSMutableArray alloc] initWithCapacity:4];
8304     [details_ addObject:[self _packageView]];
8305     [details_ addObject:[self _packageView]];
8306 #endif
8307
8308     PrintTimes();
8309
8310     _setHomePage(self);
8311 }
8312
8313 - (void) showKeyboard:(BOOL)show {
8314     CGSize keysize([UIKeyboard defaultSize]);
8315     CGRect keydown = {{0, [overlay_ bounds].size.height}, keysize};
8316     CGRect keyup(keydown);
8317     keyup.origin.y -= keysize.height;
8318
8319     UIFrameAnimation *animation([[[UIFrameAnimation alloc] initWithTarget:keyboard_] autorelease]);
8320     [animation setSignificantRectFields:2];
8321
8322     if (show) {
8323         [animation setStartFrame:keydown];
8324         [animation setEndFrame:keyup];
8325         [keyboard_ activate];
8326     } else {
8327         [animation setStartFrame:keyup];
8328         [animation setEndFrame:keydown];
8329         [keyboard_ deactivate];
8330     }
8331
8332     [[UIAnimator sharedAnimator]
8333         addAnimations:[NSArray arrayWithObjects:animation, nil]
8334         withDuration:KeyboardTime_
8335         start:YES
8336     ];
8337 }
8338
8339 - (void) slideUp:(UIActionSheet *)alert {
8340     [alert presentSheetInView:overlay_];
8341 }
8342
8343 @end
8344
8345 /*IMP alloc_;
8346 id Alloc_(id self, SEL selector) {
8347     id object = alloc_(self, selector);
8348     lprintf("[%s]A-%p\n", self->isa->name, object);
8349     return object;
8350 }*/
8351
8352 /*IMP dealloc_;
8353 id Dealloc_(id self, SEL selector) {
8354     id object = dealloc_(self, selector);
8355     lprintf("[%s]D-%p\n", self->isa->name, object);
8356     return object;
8357 }*/
8358
8359 Class $WebDefaultUIKitDelegate;
8360
8361 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
8362     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
8363         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
8364     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
8365 }
8366
8367 int main(int argc, char *argv[]) { _pooled
8368     _trace();
8369
8370     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
8371
8372     /* Library Hacks {{{ */
8373     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
8374
8375     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
8376     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
8377     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
8378         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
8379         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
8380     }
8381     /* }}} */
8382     /* Set Locale {{{ */
8383     Locale_ = CFLocaleCopyCurrent();
8384     Languages_ = [NSLocale preferredLanguages];
8385     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
8386     //NSLog(@"%@", [Languages_ description]);
8387     const char *lang;
8388     if (Languages_ == nil || [Languages_ count] == 0)
8389         lang = NULL;
8390     else
8391         lang = [[Languages_ objectAtIndex:0] UTF8String];
8392     setenv("LANG", lang, true);
8393     //std::setlocale(LC_ALL, lang);
8394     NSLog(@"Setting Language: %s", lang);
8395     /* }}} */
8396
8397     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
8398
8399     /* Parse Arguments {{{ */
8400     bool substrate(false);
8401
8402     if (argc != 0) {
8403         char **args(argv);
8404         int arge(1);
8405
8406         for (int argi(1); argi != argc; ++argi)
8407             if (strcmp(argv[argi], "--") == 0) {
8408                 arge = argi;
8409                 argv[argi] = argv[0];
8410                 argv += argi;
8411                 argc -= argi;
8412                 break;
8413             }
8414
8415         for (int argi(1); argi != arge; ++argi)
8416             if (strcmp(args[argi], "--substrate") == 0)
8417                 substrate = true;
8418             else
8419                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
8420     }
8421     /* }}} */
8422
8423     App_ = [[NSBundle mainBundle] bundlePath];
8424     Home_ = NSHomeDirectory();
8425     Advanced_ = YES;
8426
8427     setuid(0);
8428     setgid(0);
8429
8430     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
8431     alloc_ = alloc->method_imp;
8432     alloc->method_imp = (IMP) &Alloc_;*/
8433
8434     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
8435     dealloc_ = dealloc->method_imp;
8436     dealloc->method_imp = (IMP) &Dealloc_;*/
8437
8438     /* System Information {{{ */
8439     size_t size;
8440
8441     int maxproc;
8442     size = sizeof(maxproc);
8443     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
8444         perror("sysctlbyname(\"kern.maxproc\", ?)");
8445     else if (maxproc < 64) {
8446         maxproc = 64;
8447         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
8448             perror("sysctlbyname(\"kern.maxproc\", #)");
8449     }
8450
8451     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
8452     char *osversion = new char[size];
8453     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
8454         perror("sysctlbyname(\"kern.osversion\", ?)");
8455     else
8456         System_ = [NSString stringWithUTF8String:osversion];
8457
8458     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
8459     char *machine = new char[size];
8460     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
8461         perror("sysctlbyname(\"hw.machine\", ?)");
8462     else
8463         Machine_ = machine;
8464
8465     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
8466         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
8467             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
8468                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
8469                 CFRelease(serial);
8470             }
8471
8472             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
8473                 NSData *data((NSData *) ecid);
8474                 size_t length([data length]);
8475                 uint8_t bytes[length];
8476                 [data getBytes:bytes];
8477                 char string[length * 2 + 1];
8478                 for (size_t i(0); i != length; ++i)
8479                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
8480                 ChipID_ = [NSString stringWithUTF8String:string];
8481                 CFRelease(ecid);
8482             }
8483
8484             IOObjectRelease(service);
8485         }
8486     }
8487
8488     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
8489
8490     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
8491         Build_ = [system objectForKey:@"ProductBuildVersion"];
8492     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
8493         Product_ = [info objectForKey:@"SafariProductVersion"];
8494         Safari_ = [info objectForKey:@"CFBundleVersion"];
8495     }
8496     /* }}} */
8497     /* Load Database {{{ */
8498     _trace();
8499     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
8500     _trace();
8501     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
8502     _trace();
8503
8504     if (Metadata_ == NULL)
8505         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
8506     else {
8507         Settings_ = [Metadata_ objectForKey:@"Settings"];
8508
8509         Packages_ = [Metadata_ objectForKey:@"Packages"];
8510         Sections_ = [Metadata_ objectForKey:@"Sections"];
8511         Sources_ = [Metadata_ objectForKey:@"Sources"];
8512     }
8513
8514     if (Settings_ != nil)
8515         Role_ = [Settings_ objectForKey:@"Role"];
8516
8517     if (Packages_ == nil) {
8518         Packages_ = [[[NSMutableDictionary alloc] initWithCapacity:128] autorelease];
8519         [Metadata_ setObject:Packages_ forKey:@"Packages"];
8520     }
8521
8522     if (Sections_ == nil) {
8523         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
8524         [Metadata_ setObject:Sections_ forKey:@"Sections"];
8525     }
8526
8527     if (Sources_ == nil) {
8528         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
8529         [Metadata_ setObject:Sources_ forKey:@"Sources"];
8530     }
8531     /* }}} */
8532
8533 #if RecycleWebViews
8534     Documents_ = [[[NSMutableArray alloc] initWithCapacity:4] autorelease];
8535 #endif
8536
8537     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
8538
8539     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
8540         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
8541     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
8542         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
8543
8544     if (access("/tmp/.cydia.fw", F_OK) == 0) {
8545         unlink("/tmp/.cydia.fw");
8546         goto firmware;
8547     } else if (access("/User", F_OK) != 0) {
8548       firmware:
8549         _trace();
8550         system("/usr/libexec/cydia/firmware.sh");
8551         _trace();
8552     }
8553
8554     _assert([[NSFileManager defaultManager]
8555         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
8556         withIntermediateDirectories:YES
8557         attributes:nil
8558         error:NULL
8559     ]);
8560
8561     if (access("/tmp/cydia.chk", F_OK) == 0) {
8562         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
8563             _assert(errno == ENOENT);
8564         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
8565             _assert(errno == ENOENT);
8566     }
8567
8568     /* APT Initialization {{{ */
8569     _assert(pkgInitConfig(*_config));
8570     _assert(pkgInitSystem(*_config, _system));
8571
8572     if (lang != NULL)
8573         _config->Set("APT::Acquire::Translation", lang);
8574     _config->Set("Acquire::http::Timeout", 15);
8575     _config->Set("Acquire::http::MaxParallel", 3);
8576     /* }}} */
8577     /* Color Choices {{{ */
8578     space_ = CGColorSpaceCreateDeviceRGB();
8579
8580     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
8581     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
8582     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
8583     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
8584     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
8585     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
8586     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
8587     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
8588     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
8589
8590     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
8591     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
8592     /* }}}*/
8593     /* UIKit Configuration {{{ */
8594     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
8595     if ($GSFontSetUseLegacyFontMetrics != NULL)
8596         $GSFontSetUseLegacyFontMetrics(YES);
8597
8598     UIKeyboardDisableAutomaticAppearance();
8599     /* }}} */
8600
8601     Colon_ = UCLocalize("COLON_DELIMITED");
8602     Error_ = UCLocalize("ERROR");
8603     Warning_ = UCLocalize("WARNING");
8604
8605     _trace();
8606     int value = UIApplicationMain(argc, argv, @"Cydia", @"Cydia");
8607
8608     CGColorSpaceRelease(space_);
8609     CFRelease(Locale_);
8610
8611     return value;
8612 }