Cydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2010  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 #undef ABS
  76
  77 #include <apt-pkg/acquire.h>
  78 #include <apt-pkg/acquire-item.h>
  79 #include <apt-pkg/algorithms.h>
  80 #include <apt-pkg/cachefile.h>
  81 #include <apt-pkg/clean.h>
  82 #include <apt-pkg/configuration.h>
  83 #include <apt-pkg/debindexfile.h>
  84 #include <apt-pkg/debmetaindex.h>
  85 #include <apt-pkg/error.h>
  86 #include <apt-pkg/init.h>
  87 #include <apt-pkg/mmap.h>
  88 #include <apt-pkg/pkgrecords.h>
  89 #include <apt-pkg/sha1.h>
  90 #include <apt-pkg/sourcelist.h>
  91 #include <apt-pkg/sptr.h>
  92 #include <apt-pkg/strutl.h>
  93 #include <apt-pkg/tagfile.h>
  94
  95 #include <apr-1/apr_pools.h>
  96
  97 #include <sys/types.h>
  98 #include <sys/stat.h>
  99 #include <sys/sysctl.h>
 100 #include <sys/param.h>
 101 #include <sys/mount.h>
 102
 103 #include <notify.h>
 104 #include <dlfcn.h>
 105
 106 extern "C" {
 107 #include <mach-o/nlist.h>
 108 }
 109
 110 #include <cstdio>
 111 #include <cstdlib>
 112 #include <cstring>
 113
 114 #include <errno.h>
 115 #include <pcre.h>
 116
 117 #include <ext/hash_map>
 118
 119 #import "UICaboodle/BrowserView.h"
 120 #import "UICaboodle/ResetView.h"
 121
 122 #import "substrate.h"
 123 /* }}} */
 124
 125 /* Profiler {{{ */
 126 struct timeval _ltv;
 127 bool _itv;
 128
 129 #define _timestamp ({ \
 130     struct timeval tv; \
 131     gettimeofday(&tv, NULL); \
 132     tv.tv_sec * 1000000 + tv.tv_usec; \
 133 })
 134
 135 typedef std::vector<class ProfileTime *> TimeList;
 136 TimeList times_;
 137
 138 class ProfileTime {
 139   private:
 140     const char *name_;
 141     uint64_t total_;
 142     uint64_t count_;
 143
 144   public:
 145     ProfileTime(const char *name) :
 146         name_(name),
 147         total_(0)
 148     {
 149         times_.push_back(this);
 150     }
 151
 152     void AddTime(uint64_t time) {
 153         total_ += time;
 154         ++count_;
 155     }
 156
 157     void Print() {
 158         if (total_ != 0)
 159             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 160         total_ = 0;
 161         count_ = 0;
 162     }
 163 };
 164
 165 class ProfileTimer {
 166   private:
 167     ProfileTime &time_;
 168     uint64_t start_;
 169
 170   public:
 171     ProfileTimer(ProfileTime &time) :
 172         time_(time),
 173         start_(_timestamp)
 174     {
 175     }
 176
 177     ~ProfileTimer() {
 178         time_.AddTime(_timestamp - start_);
 179     }
 180 };
 181
 182 void PrintTimes() {
 183     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 184         (*i)->Print();
 185     std::cerr << "========" << std::endl;
 186 }
 187
 188 #define _profile(name) { \
 189     static ProfileTime name(#name); \
 190     ProfileTimer _ ## name(name);
 191
 192 #define _end }
 193 /* }}} */
 194
 195 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 196
 197 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 198
 199 void NSLogPoint(const char *fix, const CGPoint &point) {
 200     NSLog(@"%s(%g,%g)", fix, point.x, point.y);
 201 }
 202
 203 void NSLogRect(const char *fix, const CGRect &rect) {
 204     NSLog(@"%s(%g,%g)+(%g,%g)", fix, rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
 205 }
 206
 207 static _finline NSString *CydiaURL(NSString *path) {
 208     char page[25];
 209     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 210     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 211     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 212     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 213     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 214     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 215 }
 216
 217 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 218 @interface NSObject (Cydia)
 219 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 220 - (id) yieldToSelector:(SEL)selector;
 221 @end
 222
 223 @implementation NSObject (Cydia)
 224
 225 - (void) doNothing {
 226 }
 227
 228 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 229     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 230     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 231     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 232
 233     /* XXX: deal with exceptions */
 234     id value([self performSelector:selector withObject:object]);
 235
 236     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 237     [context removeAllObjects];
 238     if ([signature methodReturnLength] != 0 && value != nil)
 239         [context addObject:value];
 240
 241     stopped = true;
 242
 243     [self
 244         performSelectorOnMainThread:@selector(doNothing)
 245         withObject:nil
 246         waitUntilDone:NO
 247     ];
 248 }
 249
 250 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 251     /*return [self performSelector:selector withObject:object];*/
 252
 253     volatile bool stopped(false);
 254
 255     NSMutableArray *context([NSMutableArray arrayWithObjects:
 256         [NSValue valueWithPointer:selector],
 257         [NSValue valueWithNonretainedObject:object],
 258         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 259     nil]);
 260
 261     NSThread *thread([[[NSThread alloc]
 262         initWithTarget:self
 263         selector:@selector(_yieldToContext:)
 264         object:context
 265     ] autorelease]);
 266
 267     [thread start];
 268
 269     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 270     NSDate *future([NSDate distantFuture]);
 271
 272     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 273
 274     return [context count] == 0 ? nil : [context objectAtIndex:0];
 275 }
 276
 277 - (id) yieldToSelector:(SEL)selector {
 278     return [self yieldToSelector:selector withObject:nil];
 279 }
 280
 281 @end
 282 /* }}} */
 283
 284 @interface CYActionSheet : UIAlertView {
 285     unsigned button_;
 286 }
 287
 288 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 289 @end
 290
 291 @implementation CYActionSheet
 292
 293 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 294     if ((self = [super init])) {
 295                 [self setDelegate:self];
 296                 for (NSString *button in buttons) [self addButtonWithTitle:button];
 297                 [self setCancelButtonIndex:index];
 298     } return self;
 299 }
 300
 301 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 302     button_ = buttonIndex + 1;
 303 }
 304
 305 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 306     button_ = 0;
 307     [self popupAlertAnimated:animated];
 308     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 309     NSDate *future([NSDate distantFuture]);
 310     while (button_ == 0 && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 311     return button_;
 312 }
 313
 314 @end
 315
 316 /* NSForcedOrderingSearch doesn't work on the iPhone */
 317 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 318 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 319 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 320
 321 /* Information Dictionaries {{{ */
 322 @interface NSMutableArray (Cydia)
 323 - (void) addInfoDictionary:(NSDictionary *)info;
 324 @end
 325
 326 @implementation NSMutableArray (Cydia)
 327
 328 - (void) addInfoDictionary:(NSDictionary *)info {
 329     [self addObject:info];
 330 }
 331
 332 @end
 333
 334 @interface NSMutableDictionary (Cydia)
 335 - (void) addInfoDictionary:(NSDictionary *)info;
 336 @end
 337
 338 @implementation NSMutableDictionary (Cydia)
 339
 340 - (void) addInfoDictionary:(NSDictionary *)info {
 341     [self setObject:info forKey:[info objectForKey:@"CFBundleIdentifier"]];
 342 }
 343
 344 @end
 345 /* }}} */
 346 /* Pop Transitions {{{ */
 347 @interface PopTransitionView : UITransitionView {
 348 }
 349
 350 @end
 351
 352 @implementation PopTransitionView
 353
 354 - (void) transitionViewDidComplete:(UITransitionView *)view fromView:(UIView *)from toView:(UIView *)to {
 355     if (from != nil && to == nil)
 356         [self removeFromSuperview];
 357 }
 358
 359 @end
 360
 361 @implementation UIView (PopUpView)
 362
 363 - (void) popFromSuperviewAnimated:(BOOL)animated {
 364     [[self superview] transition:(animated ? UITransitionPushFromTop : UITransitionNone) toView:nil];
 365 }
 366
 367 - (void) popSubview:(UIView *)view {
 368     UITransitionView *transition([[[PopTransitionView alloc] initWithFrame:[self bounds]] autorelease]);
 369     [transition setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
 370     [self addSubview:transition];
 371
 372     [transition setDelegate:transition];
 373
 374     UIView *blank([[[UIView alloc] initWithFrame:[transition bounds]] autorelease]);
 375     [blank setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
 376
 377     [transition transition:UITransitionNone toView:blank];
 378     [transition transition:UITransitionPushFromBottom toView:view];
 379 }
 380
 381 @end
 382 /* }}} */
 383
 384 #define lprintf(args...) fprintf(stderr, args)
 385
 386 #define ForRelease 0
 387 #define TraceLogging (1 && !ForRelease)
 388 #define HistogramInsertionSort (0 && !ForRelease)
 389 #define ProfileTimes (0 && !ForRelease)
 390 #define ForSaurik (0 && !ForRelease)
 391 #define LogBrowser (0 && !ForRelease)
 392 #define TrackResize (0 && !ForRelease)
 393 #define ManualRefresh (0 && !ForRelease)
 394 #define ShowInternals (0 && !ForRelease)
 395 #define IgnoreInstall (0 && !ForRelease)
 396 #define RecycleWebViews 0
 397 #define RecyclePackageViews (1 && ForRelease)
 398 #define AlwaysReload (1 && !ForRelease)
 399
 400 #if !TraceLogging
 401 #undef _trace
 402 #define _trace(args...)
 403 #endif
 404
 405 #if !ProfileTimes
 406 #undef _profile
 407 #define _profile(name) {
 408 #undef _end
 409 #define _end }
 410 #define PrintTimes() do {} while (false)
 411 #endif
 412
 413 /* Radix Sort {{{ */
 414 typedef uint32_t (*SKRadixFunction)(id, void *);
 415
 416 @interface NSMutableArray (Radix)
 417 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object;
 418 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 419 @end
 420
 421 struct RadixItem_ {
 422     size_t index;
 423     uint32_t key;
 424 };
 425
 426 static void RadixSort_(NSMutableArray *self, size_t count, struct RadixItem_ *swap) {
 427     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 428
 429     static const size_t width = 32;
 430     static const size_t bits = 11;
 431     static const size_t slots = 1 << bits;
 432     static const size_t passes = (width + (bits - 1)) / bits;
 433
 434     size_t *hist(new size_t[slots]);
 435
 436     for (size_t pass(0); pass != passes; ++pass) {
 437         memset(hist, 0, sizeof(size_t) * slots);
 438
 439         for (size_t i(0); i != count; ++i) {
 440             uint32_t key(lhs[i].key);
 441             key >>= pass * bits;
 442             key &= _not(uint32_t) >> width - bits;
 443             ++hist[key];
 444         }
 445
 446         size_t offset(0);
 447         for (size_t i(0); i != slots; ++i) {
 448             size_t local(offset);
 449             offset += hist[i];
 450             hist[i] = local;
 451         }
 452
 453         for (size_t i(0); i != count; ++i) {
 454             uint32_t key(lhs[i].key);
 455             key >>= pass * bits;
 456             key &= _not(uint32_t) >> width - bits;
 457             rhs[hist[key]++] = lhs[i];
 458         }
 459
 460         RadixItem_ *tmp(lhs);
 461         lhs = rhs;
 462         rhs = tmp;
 463     }
 464
 465     delete [] hist;
 466
 467     NSMutableArray *values([NSMutableArray arrayWithCapacity:count]);
 468     for (size_t i(0); i != count; ++i)
 469         [values addObject:[self objectAtIndex:lhs[i].index]];
 470     [self setArray:values];
 471
 472     delete [] swap;
 473 }
 474
 475 @implementation NSMutableArray (Radix)
 476
 477 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object {
 478     size_t count([self count]);
 479     if (count == 0)
 480         return;
 481
 482 #if 0
 483     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[NSMethodSignature signatureWithObjCTypes:"L12@0:4@8"]]);
 484     [invocation setSelector:selector];
 485     [invocation setArgument:&object atIndex:2];
 486 #else
 487     /* XXX: this is an unsafe optimization of doomy hell */
 488     Method method(class_getInstanceMethod([[self objectAtIndex:0] class], selector));
 489     _assert(method != NULL);
 490     uint32_t (*imp)(id, SEL, id) = reinterpret_cast<uint32_t (*)(id, SEL, id)>(method_getImplementation(method));
 491     _assert(imp != NULL);
 492 #endif
 493
 494     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 495
 496     for (size_t i(0); i != count; ++i) {
 497         RadixItem_ &item(swap[i]);
 498         item.index = i;
 499
 500         id object([self objectAtIndex:i]);
 501
 502 #if 0
 503         [invocation setTarget:object];
 504         [invocation invoke];
 505         [invocation getReturnValue:&item.key];
 506 #else
 507         item.key = imp(object, selector, object);
 508 #endif
 509     }
 510
 511     RadixSort_(self, count, swap);
 512 }
 513
 514 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 515     size_t count([self count]);
 516     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 517
 518     for (size_t i(0); i != count; ++i) {
 519         RadixItem_ &item(swap[i]);
 520         item.index = i;
 521
 522         id object([self objectAtIndex:i]);
 523         item.key = function(object, argument);
 524     }
 525
 526     RadixSort_(self, count, swap);
 527 }
 528
 529 @end
 530 /* }}} */
 531 /* Insertion Sort {{{ */
 532
 533 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 534     const char *ptr = (const char *)list;
 535     while (0 < count) {
 536         CFIndex half = count / 2;
 537         const char *probe = ptr + elementSize * half;
 538         CFComparisonResult cr = comparator(element, probe, context);
 539         if (0 == cr) return (probe - (const char *)list) / elementSize;
 540         ptr = (cr < 0) ? ptr : probe + elementSize;
 541         count = (cr < 0) ? half : (half + (count & 1) - 1);
 542     }
 543     return (ptr - (const char *)list) / elementSize;
 544 }
 545
 546 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 547     const char *ptr = (const char *)list;
 548     while (0 < count) {
 549         CFIndex half = count / 2;
 550         const char *probe = ptr + elementSize * half;
 551         CFComparisonResult cr = comparator(element, probe, context);
 552         if (0 == cr) return (probe - (const char *)list) / elementSize;
 553         ptr = (cr < 0) ? ptr : probe + elementSize;
 554         count = (cr < 0) ? half : (half + (count & 1) - 1);
 555     }
 556     return (ptr - (const char *)list) / elementSize;
 557 }
 558
 559 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 560     if (range.length == 0)
 561         return;
 562     const void **values(new const void *[range.length]);
 563     CFArrayGetValues(array, range, values);
 564
 565 #if HistogramInsertionSort
 566     uint32_t total(0), *offsets(new uint32_t[range.length]);
 567 #endif
 568
 569     for (CFIndex index(1); index != range.length; ++index) {
 570         const void *value(values[index]);
 571         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 572         CFIndex correct(index);
 573         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan)
 574             if (--correct == 0)
 575                 break;
 576         if (correct != index) {
 577             size_t offset(index - correct);
 578 #if HistogramInsertionSort
 579             total += offset;
 580             ++offsets[offset];
 581             if (offset > 10)
 582                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 583 #endif
 584             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 585             values[correct] = value;
 586         }
 587     }
 588
 589     CFArrayReplaceValues(array, range, values, range.length);
 590     delete [] values;
 591
 592 #if HistogramInsertionSort
 593     for (CFIndex index(0); index != range.length; ++index)
 594         if (offsets[index] != 0)
 595             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 596     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 597     delete [] offsets;
 598 #endif
 599 }
 600
 601 /* }}} */
 602
 603 /* Apple Bug Fixes {{{ */
 604 @implementation UIWebDocumentView (Cydia)
 605
 606 - (void) _setScrollerOffset:(CGPoint)offset {
 607     UIScroller *scroller([self _scroller]);
 608
 609     CGSize size([scroller contentSize]);
 610     CGSize bounds([scroller bounds].size);
 611
 612     CGPoint max;
 613     max.x = size.width - bounds.width;
 614     max.y = size.height - bounds.height;
 615
 616     // wtf Apple?!
 617     if (max.x < 0)
 618         max.x = 0;
 619     if (max.y < 0)
 620         max.y = 0;
 621
 622     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 623     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 624
 625     [scroller setOffset:offset];
 626 }
 627
 628 @end
 629 /* }}} */
 630
 631 NSUInteger WebScriptObject$countByEnumeratingWithState$objects$count$(WebScriptObject *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 632     size_t length([self count] - state->state);
 633     if (length <= 0)
 634         return 0;
 635     else if (length > count)
 636         length = count;
 637     for (size_t i(0); i != length; ++i)
 638         objects[i] = [self objectAtIndex:state->state++];
 639     state->itemsPtr = objects;
 640     state->mutationsPtr = (unsigned long *) self;
 641     return length;
 642 }
 643
 644 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 645     size_t length([self length] - state->state);
 646     if (length <= 0)
 647         return 0;
 648     else if (length > count)
 649         length = count;
 650     for (size_t i(0); i != length; ++i)
 651         objects[i] = [self item:state->state++];
 652     state->itemsPtr = objects;
 653     state->mutationsPtr = (unsigned long *) self;
 654     return length;
 655 }
 656
 657 @interface NSString (UIKit)
 658 - (NSString *) stringByAddingPercentEscapes;
 659 @end
 660
 661 /* Cydia NSString Additions {{{ */
 662 @interface NSString (Cydia)
 663 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 664 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 665 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 666 - (NSComparisonResult) compareByPath:(NSString *)other;
 667 - (NSString *) stringByCachingURLWithCurrentCDN;
 668 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 669 @end
 670
 671 @implementation NSString (Cydia)
 672
 673 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 674     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 675 }
 676
 677 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 678     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 679     memcpy(data, bytes, length);
 680     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 681 }
 682
 683 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 684     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 685 }
 686
 687 - (NSComparisonResult) compareByPath:(NSString *)other {
 688     NSString *prefix = [self commonPrefixWithString:other options:0];
 689     size_t length = [prefix length];
 690
 691     NSRange lrange = NSMakeRange(length, [self length] - length);
 692     NSRange rrange = NSMakeRange(length, [other length] - length);
 693
 694     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 695     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 696
 697     NSComparisonResult value;
 698
 699     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 700         value = NSOrderedSame;
 701     else if (lrange.location == NSNotFound)
 702         value = NSOrderedAscending;
 703     else if (rrange.location == NSNotFound)
 704         value = NSOrderedDescending;
 705     else
 706         value = NSOrderedSame;
 707
 708     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 709         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 710     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 711         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 712
 713     NSComparisonResult result = [lpath compare:rpath];
 714     return result == NSOrderedSame ? value : result;
 715 }
 716
 717 - (NSString *) stringByCachingURLWithCurrentCDN {
 718     return [self
 719         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 720         withString:@"://cache.cydia.saurik.com/"
 721     ];
 722 }
 723
 724 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 725     return [(id)CFURLCreateStringByAddingPercentEscapes(
 726         kCFAllocatorDefault,
 727         (CFStringRef) self,
 728         NULL,
 729         CFSTR(";/?:@&=+$,"),
 730         kCFStringEncodingUTF8
 731     ) autorelease];
 732 }
 733
 734 @end
 735 /* }}} */
 736
 737 /* C++ NSString Wrapper Cache {{{ */
 738 class CYString {
 739   private:
 740     char *data_;
 741     size_t size_;
 742     CFStringRef cache_;
 743
 744     _finline void clear_() {
 745         if (cache_ != NULL) {
 746             CFRelease(cache_);
 747             cache_ = NULL;
 748         }
 749     }
 750
 751   public:
 752     _finline bool empty() const {
 753         return size_ == 0;
 754     }
 755
 756     _finline size_t size() const {
 757         return size_;
 758     }
 759
 760     _finline char *data() const {
 761         return data_;
 762     }
 763
 764     _finline void clear() {
 765         size_ = 0;
 766         clear_();
 767     }
 768
 769     _finline CYString() :
 770         data_(0),
 771         size_(0),
 772         cache_(NULL)
 773     {
 774     }
 775
 776     _finline ~CYString() {
 777         clear_();
 778     }
 779
 780     void operator =(const CYString &rhs) {
 781         data_ = rhs.data_;
 782         size_ = rhs.size_;
 783
 784         if (rhs.cache_ == nil)
 785             cache_ = NULL;
 786         else
 787             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 788     }
 789
 790     void set(apr_pool_t *pool, const char *data, size_t size) {
 791         if (size == 0)
 792             clear();
 793         else {
 794             clear_();
 795
 796             char *temp(reinterpret_cast<char *>(apr_palloc(pool, size + 1)));
 797             memcpy(temp, data, size);
 798             temp[size] = '\0';
 799             data_ = temp;
 800             size_ = size;
 801         }
 802     }
 803
 804     _finline void set(apr_pool_t *pool, const char *data) {
 805         set(pool, data, data == NULL ? 0 : strlen(data));
 806     }
 807
 808     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 809         set(pool, rhs.data(), rhs.size());
 810     }
 811
 812     bool operator ==(const CYString &rhs) const {
 813         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 814     }
 815
 816     operator CFStringRef() {
 817         if (cache_ == NULL) {
 818             if (size_ == 0)
 819                 return nil;
 820             cache_ = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<uint8_t *>(data_), size_, kCFStringEncodingUTF8, NO, kCFAllocatorNull);
 821             if (cache_ == NULL)
 822                 cache_ = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<uint8_t *>(data_), size_, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 823         } return cache_;
 824     }
 825
 826     _finline operator id() {
 827         return (NSString *) static_cast<CFStringRef>(*this);
 828     }
 829 };
 830 /* }}} */
 831 /* C++ NSString Algorithm Adapters {{{ */
 832 extern "C" {
 833     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 834 }
 835
 836 struct NSStringMapHash :
 837     std::unary_function<NSString *, size_t>
 838 {
 839     _finline size_t operator ()(NSString *value) const {
 840         return CFStringHashNSString((CFStringRef) value);
 841     }
 842 };
 843
 844 struct NSStringMapLess :
 845     std::binary_function<NSString *, NSString *, bool>
 846 {
 847     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 848         return [lhs compare:rhs] == NSOrderedAscending;
 849     }
 850 };
 851
 852 struct NSStringMapEqual :
 853     std::binary_function<NSString *, NSString *, bool>
 854 {
 855     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 856         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 857         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 858         //[lhs isEqualToString:rhs];
 859     }
 860 };
 861 /* }}} */
 862
 863 /* Perl-Compatible RegEx {{{ */
 864 class Pcre {
 865   private:
 866     pcre *code_;
 867     pcre_extra *study_;
 868     int capture_;
 869     int *matches_;
 870     const char *data_;
 871
 872   public:
 873     Pcre(const char *regex) :
 874         study_(NULL)
 875     {
 876         const char *error;
 877         int offset;
 878         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 879
 880         if (code_ == NULL) {
 881             lprintf("%d:%s\n", offset, error);
 882             _assert(false);
 883         }
 884
 885         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 886         matches_ = new int[(capture_ + 1) * 3];
 887     }
 888
 889     ~Pcre() {
 890         pcre_free(code_);
 891         delete matches_;
 892     }
 893
 894     NSString *operator [](size_t match) {
 895         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 896     }
 897
 898     bool operator ()(NSString *data) {
 899         // XXX: length is for characters, not for bytes
 900         return operator ()([data UTF8String], [data length]);
 901     }
 902
 903     bool operator ()(const char *data, size_t size) {
 904         data_ = data;
 905         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 906     }
 907 };
 908 /* }}} */
 909 /* Mime Addresses {{{ */
 910 @interface Address : NSObject {
 911     NSString *name_;
 912     NSString *address_;
 913 }
 914
 915 - (NSString *) name;
 916 - (NSString *) address;
 917
 918 - (void) setAddress:(NSString *)address;
 919
 920 + (Address *) addressWithString:(NSString *)string;
 921 - (Address *) initWithString:(NSString *)string;
 922 @end
 923
 924 @implementation Address
 925
 926 - (void) dealloc {
 927     [name_ release];
 928     if (address_ != nil)
 929         [address_ release];
 930     [super dealloc];
 931 }
 932
 933 - (NSString *) name {
 934     return name_;
 935 }
 936
 937 - (NSString *) address {
 938     return address_;
 939 }
 940
 941 - (void) setAddress:(NSString *)address {
 942     if (address_ != nil)
 943         [address_ autorelease];
 944     if (address == nil)
 945         address_ = nil;
 946     else
 947         address_ = [address retain];
 948 }
 949
 950 + (Address *) addressWithString:(NSString *)string {
 951     return [[[Address alloc] initWithString:string] autorelease];
 952 }
 953
 954 + (NSArray *) _attributeKeys {
 955     return [NSArray arrayWithObjects:@"address", @"name", nil];
 956 }
 957
 958 - (NSArray *) attributeKeys {
 959     return [[self class] _attributeKeys];
 960 }
 961
 962 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 963     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 964 }
 965
 966 - (Address *) initWithString:(NSString *)string {
 967     if ((self = [super init]) != nil) {
 968         const char *data = [string UTF8String];
 969         size_t size = [string length];
 970
 971         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 972
 973         if (address_r(data, size)) {
 974             name_ = [address_r[1] retain];
 975             address_ = [address_r[2] retain];
 976         } else {
 977             name_ = [string retain];
 978             address_ = nil;
 979         }
 980     } return self;
 981 }
 982
 983 @end
 984 /* }}} */
 985 /* CoreGraphics Primitives {{{ */
 986 class CGColor {
 987   private:
 988     CGColorRef color_;
 989
 990   public:
 991     CGColor() :
 992         color_(NULL)
 993     {
 994     }
 995
 996     CGColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 997         color_(NULL)
 998     {
 999         Set(space, red, green, blue, alpha);
1000     }
1001
1002     void Clear() {
1003         if (color_ != NULL)
1004             CGColorRelease(color_);
1005     }
1006
1007     ~CGColor() {
1008         Clear();
1009     }
1010
1011     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1012         Clear();
1013         float color[] = {red, green, blue, alpha};
1014         color_ = CGColorCreate(space, color);
1015     }
1016
1017     operator CGColorRef() {
1018         return color_;
1019     }
1020 };
1021 /* }}} */
1022
1023 /* Random Global Variables {{{ */
1024 static const int PulseInterval_ = 50000;
1025 static const int ButtonBarWidth_ = 60;
1026 static const int ButtonBarHeight_ = 48;
1027 static const float KeyboardTime_ = 0.3f;
1028
1029 static int Finish_;
1030 static NSArray *Finishes_;
1031
1032 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1033 #define NotifyConfig_ "/etc/notify.conf"
1034
1035 static bool Queuing_;
1036
1037 static CGColor Blue_;
1038 static CGColor Blueish_;
1039 static CGColor Black_;
1040 static CGColor Off_;
1041 static CGColor White_;
1042 static CGColor Gray_;
1043 static CGColor Green_;
1044 static CGColor Purple_;
1045 static CGColor Purplish_;
1046
1047 static UIColor *InstallingColor_;
1048 static UIColor *RemovingColor_;
1049
1050 static NSString *App_;
1051 static NSString *Home_;
1052
1053 static BOOL Advanced_;
1054 static BOOL Ignored_;
1055
1056 static UIFont *Font12_;
1057 static UIFont *Font12Bold_;
1058 static UIFont *Font14_;
1059 static UIFont *Font18Bold_;
1060 static UIFont *Font22Bold_;
1061
1062 static const char *Machine_ = NULL;
1063 static const NSString *System_ = NULL;
1064 static const NSString *SerialNumber_ = nil;
1065 static const NSString *ChipID_ = nil;
1066 static const NSString *Token_ = nil;
1067 static const NSString *UniqueID_ = nil;
1068 static const NSString *Build_ = nil;
1069 static const NSString *Product_ = nil;
1070 static const NSString *Safari_ = nil;
1071
1072 static CFLocaleRef Locale_;
1073 static NSArray *Languages_;
1074 static CGColorSpaceRef space_;
1075
1076 static bool reload_;
1077
1078 static NSDictionary *SectionMap_;
1079 static NSMutableDictionary *Metadata_;
1080 static _transient NSMutableDictionary *Settings_;
1081 static _transient NSString *Role_;
1082 static _transient NSMutableDictionary *Packages_;
1083 static _transient NSMutableDictionary *Sections_;
1084 static _transient NSMutableDictionary *Sources_;
1085 static bool Changed_;
1086 static NSDate *now_;
1087
1088 static bool IsWildcat_;
1089
1090 #if RecycleWebViews
1091 static NSMutableArray *Documents_;
1092 #endif
1093 /* }}} */
1094
1095 /* Display Helpers {{{ */
1096 inline float Interpolate(float begin, float end, float fraction) {
1097     return (end - begin) * fraction + begin;
1098 }
1099
1100 /* XXX: localize this! */
1101 NSString *SizeString(double size) {
1102     bool negative = size < 0;
1103     if (negative)
1104         size = -size;
1105
1106     unsigned power = 0;
1107     while (size > 1024) {
1108         size /= 1024;
1109         ++power;
1110     }
1111
1112     static const char *powers_[] = {"B", "kB", "MB", "GB"};
1113
1114     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
1115 }
1116
1117 static _finline CFStringRef CFCString(const char *value) {
1118     return CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(value), strlen(value), kCFStringEncodingUTF8, NO, kCFAllocatorNull);
1119 }
1120
1121 const char *StripVersion_(const char *version) {
1122     const char *colon(strchr(version, ':'));
1123     if (colon != NULL)
1124         version = colon + 1;
1125     return version;
1126 }
1127
1128 CFStringRef StripVersion(const char *version) {
1129     const char *colon(strchr(version, ':'));
1130     if (colon != NULL)
1131         version = colon + 1;
1132     return CFStringCreateWithBytes(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(version), strlen(version), kCFStringEncodingUTF8, NO);
1133     // XXX: performance
1134     return CFCString(version);
1135 }
1136
1137 NSString *LocalizeSection(NSString *section) {
1138     static Pcre title_r("^(.*?) \\((.*)\\)$");
1139     if (title_r(section)) {
1140         NSString *parent(title_r[1]);
1141         NSString *child(title_r[2]);
1142
1143         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1144             LocalizeSection(parent),
1145             LocalizeSection(child)
1146         ];
1147     }
1148
1149     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1150 }
1151
1152 NSString *Simplify(NSString *title) {
1153     const char *data = [title UTF8String];
1154     size_t size = [title length];
1155
1156     static Pcre square_r("^\\[(.*)\\]$");
1157     if (square_r(data, size))
1158         return Simplify(square_r[1]);
1159
1160     static Pcre paren_r("^\\((.*)\\)$");
1161     if (paren_r(data, size))
1162         return Simplify(paren_r[1]);
1163
1164     static Pcre title_r("^(.*?) \\((.*)\\)$");
1165     if (title_r(data, size))
1166         return Simplify(title_r[1]);
1167
1168     return title;
1169 }
1170 /* }}} */
1171
1172 NSString *GetLastUpdate() {
1173     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1174
1175     if (update == nil)
1176         return UCLocalize("NEVER_OR_UNKNOWN");
1177
1178     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1179     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1180
1181     CFRelease(formatter);
1182
1183     return [(NSString *) formatted autorelease];
1184 }
1185
1186 bool isSectionVisible(NSString *section) {
1187     NSDictionary *metadata([Sections_ objectForKey:section]);
1188     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1189     return hidden == nil || ![hidden boolValue];
1190 }
1191
1192 /* Delegate Prototypes {{{ */
1193 @class Package;
1194 @class Source;
1195
1196 @interface NSObject (ProgressDelegate)
1197 @end
1198
1199 @protocol ProgressDelegate
1200 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1201 - (void) setProgressTitle:(NSString *)title;
1202 - (void) setProgressPercent:(float)percent;
1203 - (void) startProgress;
1204 - (void) addProgressOutput:(NSString *)output;
1205 - (bool) isCancelling:(size_t)received;
1206 @end
1207
1208 @protocol ConfigurationDelegate
1209 - (void) repairWithSelector:(SEL)selector;
1210 - (void) setConfigurationData:(NSString *)data;
1211 @end
1212
1213 @class PackageView;
1214
1215 @protocol CydiaDelegate
1216 - (void) setPackageView:(PackageView *)view;
1217 - (void) clearPackage:(Package *)package;
1218 - (void) installPackage:(Package *)package;
1219 - (void) installPackages:(NSArray *)packages;
1220 - (void) removePackage:(Package *)package;
1221 - (void) slideUp:(UIActionSheet *)alert;
1222 - (void) distUpgrade;
1223 - (void) updateData;
1224 - (void) syncData;
1225 - (void) askForSettings;
1226 - (UIProgressHUD *) addProgressHUD;
1227 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1228 - (RVPage *) pageForPackage:(NSString *)name;
1229 - (PackageView *) packageView;
1230 @end
1231 /* }}} */
1232
1233 /* Status Delegation {{{ */
1234 class Status :
1235     public pkgAcquireStatus
1236 {
1237   private:
1238     _transient NSObject<ProgressDelegate> *delegate_;
1239
1240   public:
1241     Status() :
1242         delegate_(nil)
1243     {
1244     }
1245
1246     void setDelegate(id delegate) {
1247         delegate_ = delegate;
1248     }
1249
1250     NSObject<ProgressDelegate> *getDelegate() const {
1251         return delegate_;
1252     }
1253
1254     virtual bool MediaChange(std::string media, std::string drive) {
1255         return false;
1256     }
1257
1258     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1259     }
1260
1261     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1262         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1263         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1264     }
1265
1266     virtual void Done(pkgAcquire::ItemDesc &item) {
1267     }
1268
1269     virtual void Fail(pkgAcquire::ItemDesc &item) {
1270         if (
1271             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1272             item.Owner->Status == pkgAcquire::Item::StatDone
1273         )
1274             return;
1275
1276         std::string &error(item.Owner->ErrorText);
1277         if (error.empty())
1278             return;
1279
1280         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1281         NSArray *fields([description componentsSeparatedByString:@" "]);
1282         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1283
1284         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1285             withObject:[NSArray arrayWithObjects:
1286                 [NSString stringWithUTF8String:error.c_str()],
1287                 source,
1288             nil]
1289             waitUntilDone:YES
1290         ];
1291     }
1292
1293     virtual bool Pulse(pkgAcquire *Owner) {
1294         bool value = pkgAcquireStatus::Pulse(Owner);
1295
1296         float percent(
1297             double(CurrentBytes + CurrentItems) /
1298             double(TotalBytes + TotalItems)
1299         );
1300
1301         [delegate_ setProgressPercent:percent];
1302         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1303     }
1304
1305     virtual void Start() {
1306         [delegate_ startProgress];
1307     }
1308
1309     virtual void Stop() {
1310     }
1311 };
1312 /* }}} */
1313 /* Progress Delegation {{{ */
1314 class Progress :
1315     public OpProgress
1316 {
1317   private:
1318     _transient id<ProgressDelegate> delegate_;
1319     float percent_;
1320
1321   protected:
1322     virtual void Update() {
1323         /*if (abs(Percent - percent_) > 2)
1324             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1325             percent_ = Percent;
1326         }*/
1327
1328         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1329         [delegate_ setProgressPercent:(Percent / 100)];*/
1330     }
1331
1332   public:
1333     Progress() :
1334         delegate_(nil),
1335         percent_(0)
1336     {
1337     }
1338
1339     void setDelegate(id delegate) {
1340         delegate_ = delegate;
1341     }
1342
1343     id getDelegate() const {
1344         return delegate_;
1345     }
1346
1347     virtual void Done() {
1348         //NSLog(@"DONE");
1349         //[delegate_ setProgressPercent:1];
1350     }
1351 };
1352 /* }}} */
1353
1354 /* Database Interface {{{ */
1355 typedef std::map< unsigned long, _H<Source> > SourceMap;
1356
1357 @interface Database : NSObject {
1358     NSZone *zone_;
1359     apr_pool_t *pool_;
1360
1361     unsigned era_;
1362
1363     pkgCacheFile cache_;
1364     pkgDepCache::Policy *policy_;
1365     pkgRecords *records_;
1366     pkgProblemResolver *resolver_;
1367     pkgAcquire *fetcher_;
1368     FileFd *lock_;
1369     SPtr<pkgPackageManager> manager_;
1370     pkgSourceList *list_;
1371
1372     SourceMap sources_;
1373     NSMutableArray *packages_;
1374
1375     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1376     Status status_;
1377     Progress progress_;
1378
1379     int cydiafd_;
1380     int statusfd_;
1381     FILE *input_;
1382 }
1383
1384 + (Database *) sharedInstance;
1385 - (unsigned) era;
1386
1387 - (void) _readCydia:(NSNumber *)fd;
1388 - (void) _readStatus:(NSNumber *)fd;
1389 - (void) _readOutput:(NSNumber *)fd;
1390
1391 - (FILE *) input;
1392
1393 - (Package *) packageWithName:(NSString *)name;
1394
1395 - (pkgCacheFile &) cache;
1396 - (pkgDepCache::Policy *) policy;
1397 - (pkgRecords *) records;
1398 - (pkgProblemResolver *) resolver;
1399 - (pkgAcquire &) fetcher;
1400 - (pkgSourceList &) list;
1401 - (NSArray *) packages;
1402 - (NSArray *) sources;
1403 - (void) reloadData;
1404
1405 - (void) configure;
1406 - (bool) prepare;
1407 - (void) perform;
1408 - (bool) upgrade;
1409 - (void) update;
1410
1411 - (void) setVisible;
1412
1413 - (void) updateWithStatus:(Status &)status;
1414
1415 - (void) setDelegate:(id)delegate;
1416 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1417 @end
1418 /* }}} */
1419 /* Delegate Helpers {{{ */
1420 @implementation NSObject(ProgressDelegate)
1421
1422 - (void) _setProgressErrorPackage:(NSArray *)args {
1423     [self performSelector:@selector(setProgressError:forPackage:)
1424         withObject:[args objectAtIndex:0]
1425         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1426     ];
1427 }
1428
1429 - (void) _setProgressErrorTitle:(NSArray *)args {
1430     [self performSelector:@selector(setProgressError:withTitle:)
1431         withObject:[args objectAtIndex:0]
1432         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1433     ];
1434 }
1435
1436 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1437     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1438         withObject:[NSArray arrayWithObjects:error, title, nil]
1439         waitUntilDone:YES
1440     ];
1441 }
1442
1443 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1444     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1445     // XXX: holy typecast batman!
1446     [(id<ProgressDelegate>)self setProgressError:error withTitle:(package == nil ? id : [package name])];
1447 }
1448
1449 @end
1450 /* }}} */
1451
1452 /* Source Class {{{ */
1453 @interface Source : NSObject {
1454     CYString depiction_;
1455     CYString description_;
1456     CYString label_;
1457     CYString origin_;
1458     CYString support_;
1459
1460     CYString uri_;
1461     CYString distribution_;
1462     CYString type_;
1463     CYString version_;
1464
1465     NSString *host_;
1466     NSString *authority_;
1467
1468     CYString defaultIcon_;
1469
1470     NSDictionary *record_;
1471     BOOL trusted_;
1472 }
1473
1474 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1475
1476 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1477
1478 - (NSString *) depictionForPackage:(NSString *)package;
1479 - (NSString *) supportForPackage:(NSString *)package;
1480
1481 - (NSDictionary *) record;
1482 - (BOOL) trusted;
1483
1484 - (NSString *) uri;
1485 - (NSString *) distribution;
1486 - (NSString *) type;
1487 - (NSString *) key;
1488 - (NSString *) host;
1489
1490 - (NSString *) name;
1491 - (NSString *) description;
1492 - (NSString *) label;
1493 - (NSString *) origin;
1494 - (NSString *) version;
1495
1496 - (NSString *) defaultIcon;
1497
1498 @end
1499
1500 @implementation Source
1501
1502 - (void) _clear {
1503     uri_.clear();
1504     distribution_.clear();
1505     type_.clear();
1506
1507     description_.clear();
1508     label_.clear();
1509     origin_.clear();
1510     depiction_.clear();
1511     support_.clear();
1512     version_.clear();
1513     defaultIcon_.clear();
1514
1515     if (record_ != nil) {
1516         [record_ release];
1517         record_ = nil;
1518     }
1519
1520     if (host_ != nil) {
1521         [host_ release];
1522         host_ = nil;
1523     }
1524
1525     if (authority_ != nil) {
1526         [authority_ release];
1527         authority_ = nil;
1528     }
1529 }
1530
1531 - (void) dealloc {
1532     [self _clear];
1533     [super dealloc];
1534 }
1535
1536 + (NSArray *) _attributeKeys {
1537     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1538 }
1539
1540 - (NSArray *) attributeKeys {
1541     return [[self class] _attributeKeys];
1542 }
1543
1544 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1545     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1546 }
1547
1548 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1549     [self _clear];
1550
1551     trusted_ = index->IsTrusted();
1552
1553     uri_.set(pool, index->GetURI());
1554     distribution_.set(pool, index->GetDist());
1555     type_.set(pool, index->GetType());
1556
1557     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1558     if (dindex != NULL) {
1559         FileFd fd;
1560         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1561             _error->Discard();
1562         else {
1563             pkgTagFile tags(&fd);
1564
1565             pkgTagSection section;
1566             tags.Step(section);
1567
1568             struct {
1569                 const char *name_;
1570                 CYString *value_;
1571             } names[] = {
1572                 {"default-icon", &defaultIcon_},
1573                 {"depiction", &depiction_},
1574                 {"description", &description_},
1575                 {"label", &label_},
1576                 {"origin", &origin_},
1577                 {"support", &support_},
1578                 {"version", &version_},
1579             };
1580
1581             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1582                 const char *start, *end;
1583
1584                 if (section.Find(names[i].name_, start, end)) {
1585                     CYString &value(*names[i].value_);
1586                     value.set(pool, start, end - start);
1587                 }
1588             }
1589         }
1590     }
1591
1592     record_ = [Sources_ objectForKey:[self key]];
1593     if (record_ != nil)
1594         record_ = [record_ retain];
1595
1596     NSURL *url([NSURL URLWithString:uri_]);
1597
1598     host_ = [url host];
1599     if (host_ != nil)
1600         host_ = [[host_ lowercaseString] retain];
1601
1602     if (host_ != nil)
1603         authority_ = host_;
1604     else
1605         authority_ = [url path];
1606
1607     if (authority_ != nil)
1608         authority_ = [authority_ retain];
1609 }
1610
1611 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1612     if ((self = [super init]) != nil) {
1613         [self setMetaIndex:index inPool:pool];
1614     } return self;
1615 }
1616
1617 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1618     NSDictionary *lhr = [self record];
1619     NSDictionary *rhr = [source record];
1620
1621     if (lhr != rhr)
1622         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1623
1624     NSString *lhs = [self name];
1625     NSString *rhs = [source name];
1626
1627     if ([lhs length] != 0 && [rhs length] != 0) {
1628         unichar lhc = [lhs characterAtIndex:0];
1629         unichar rhc = [rhs characterAtIndex:0];
1630
1631         if (isalpha(lhc) && !isalpha(rhc))
1632             return NSOrderedAscending;
1633         else if (!isalpha(lhc) && isalpha(rhc))
1634             return NSOrderedDescending;
1635     }
1636
1637     return [lhs compare:rhs options:LaxCompareOptions_];
1638 }
1639
1640 - (NSString *) depictionForPackage:(NSString *)package {
1641     return depiction_.empty() ? nil : [depiction_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1642 }
1643
1644 - (NSString *) supportForPackage:(NSString *)package {
1645     return support_.empty() ? nil : [support_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1646 }
1647
1648 - (NSDictionary *) record {
1649     return record_;
1650 }
1651
1652 - (BOOL) trusted {
1653     return trusted_;
1654 }
1655
1656 - (NSString *) uri {
1657     return uri_;
1658 }
1659
1660 - (NSString *) distribution {
1661     return distribution_;
1662 }
1663
1664 - (NSString *) type {
1665     return type_;
1666 }
1667
1668 - (NSString *) key {
1669     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1670 }
1671
1672 - (NSString *) host {
1673     return host_;
1674 }
1675
1676 - (NSString *) name {
1677     return origin_.empty() ? authority_ : origin_;
1678 }
1679
1680 - (NSString *) description {
1681     return description_;
1682 }
1683
1684 - (NSString *) label {
1685     return label_.empty() ? authority_ : label_;
1686 }
1687
1688 - (NSString *) origin {
1689     return origin_;
1690 }
1691
1692 - (NSString *) version {
1693     return version_;
1694 }
1695
1696 - (NSString *) defaultIcon {
1697     return defaultIcon_;
1698 }
1699
1700 @end
1701 /* }}} */
1702 /* Relationship Class {{{ */
1703 @interface Relationship : NSObject {
1704     NSString *type_;
1705     NSString *id_;
1706 }
1707
1708 - (NSString *) type;
1709 - (NSString *) id;
1710 - (NSString *) name;
1711
1712 @end
1713
1714 @implementation Relationship
1715
1716 - (void) dealloc {
1717     [type_ release];
1718     [id_ release];
1719     [super dealloc];
1720 }
1721
1722 - (NSString *) type {
1723     return type_;
1724 }
1725
1726 - (NSString *) id {
1727     return id_;
1728 }
1729
1730 - (NSString *) name {
1731     _assert(false);
1732     return nil;
1733 }
1734
1735 @end
1736 /* }}} */
1737 /* Package Class {{{ */
1738 @interface Package : NSObject {
1739     unsigned era_;
1740     apr_pool_t *pool_;
1741
1742     pkgCache::VerIterator version_;
1743     pkgCache::PkgIterator iterator_;
1744     _transient Database *database_;
1745     pkgCache::VerFileIterator file_;
1746
1747     Source *source_;
1748     bool cached_;
1749     bool parsed_;
1750
1751     CYString section_;
1752     NSString *section$_;
1753     bool essential_;
1754     bool required_;
1755     bool visible_;
1756     bool obsolete_;
1757
1758     NSString *latest_;
1759     CYString installed_;
1760
1761     CYString id_;
1762     CYString name_;
1763     CYString tagline_;
1764     CYString icon_;
1765     CYString depiction_;
1766     CYString homepage_;
1767
1768     CYString sponsor_;
1769     Address *sponsor$_;
1770
1771     CYString author_;
1772     Address *author$_;
1773
1774     CYString bugs_;
1775     CYString support_;
1776     NSMutableArray *tags_;
1777     NSString *role_;
1778
1779     NSArray *relationships_;
1780
1781     NSMutableDictionary *metadata_;
1782     _transient NSDate *firstSeen_;
1783     _transient NSDate *lastSeen_;
1784     bool subscribed_;
1785 }
1786
1787 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1788 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1789
1790 - (pkgCache::PkgIterator) iterator;
1791 - (void) parse;
1792
1793 - (NSString *) section;
1794 - (NSString *) simpleSection;
1795
1796 - (NSString *) longSection;
1797 - (NSString *) shortSection;
1798
1799 - (NSString *) uri;
1800
1801 - (Address *) maintainer;
1802 - (size_t) size;
1803 - (NSString *) longDescription;
1804 - (NSString *) shortDescription;
1805 - (unichar) index;
1806
1807 - (NSMutableDictionary *) metadata;
1808 - (NSDate *) seen;
1809 - (BOOL) subscribed;
1810 - (BOOL) ignored;
1811
1812 - (NSString *) latest;
1813 - (NSString *) installed;
1814 - (BOOL) uninstalled;
1815
1816 - (BOOL) valid;
1817 - (BOOL) upgradableAndEssential:(BOOL)essential;
1818 - (BOOL) essential;
1819 - (BOOL) broken;
1820 - (BOOL) unfiltered;
1821 - (BOOL) visible;
1822
1823 - (BOOL) half;
1824 - (BOOL) halfConfigured;
1825 - (BOOL) halfInstalled;
1826 - (BOOL) hasMode;
1827 - (NSString *) mode;
1828
1829 - (void) setVisible;
1830
1831 - (NSString *) id;
1832 - (NSString *) name;
1833 - (UIImage *) icon;
1834 - (NSString *) homepage;
1835 - (NSString *) depiction;
1836 - (Address *) author;
1837
1838 - (NSString *) support;
1839
1840 - (NSArray *) files;
1841 - (NSArray *) relationships;
1842 - (NSArray *) warnings;
1843 - (NSArray *) applications;
1844
1845 - (Source *) source;
1846 - (NSString *) role;
1847
1848 - (BOOL) matches:(NSString *)text;
1849
1850 - (bool) hasSupportingRole;
1851 - (BOOL) hasTag:(NSString *)tag;
1852 - (NSString *) primaryPurpose;
1853 - (NSArray *) purposes;
1854 - (bool) isCommercial;
1855
1856 - (CYString &) cyname;
1857
1858 - (uint32_t) compareBySection:(NSArray *)sections;
1859
1860 - (uint32_t) compareForChanges;
1861
1862 - (void) install;
1863 - (void) remove;
1864
1865 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1866 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1867 - (bool) isInstalledAndVisible:(NSNumber *)number;
1868 - (bool) isVisibleInSection:(NSString *)section;
1869 - (bool) isVisibleInSource:(Source *)source;
1870
1871 @end
1872
1873 uint32_t PackageChangesRadix(Package *self, void *) {
1874     union {
1875         uint32_t key;
1876
1877         struct {
1878             uint32_t timestamp : 30;
1879             uint32_t ignored : 1;
1880             uint32_t upgradable : 1;
1881         } bits;
1882     } value;
1883
1884     bool upgradable([self upgradableAndEssential:YES]);
1885     value.bits.upgradable = upgradable ? 1 : 0;
1886
1887     if (upgradable) {
1888         value.bits.timestamp = 0;
1889         value.bits.ignored = [self ignored] ? 0 : 1;
1890         value.bits.upgradable = 1;
1891     } else {
1892         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
1893         value.bits.ignored = 0;
1894         value.bits.upgradable = 0;
1895     }
1896
1897     return _not(uint32_t) - value.key;
1898 }
1899
1900 _finline static void Stifle(uint8_t &value) {
1901 }
1902
1903 uint32_t PackagePrefixRadix(Package *self, void *context) {
1904     size_t offset(reinterpret_cast<size_t>(context));
1905     CYString &name([self cyname]);
1906
1907     size_t size(name.size());
1908     if (size == 0)
1909         return 0;
1910     char *text(name.data());
1911
1912     size_t zeros;
1913     if (!isdigit(text[0]))
1914         zeros = 0;
1915     else {
1916         size_t digits(1);
1917         while (size != digits && isdigit(text[digits]))
1918             if (++digits == 4)
1919                 break;
1920         zeros = 4 - digits;
1921     }
1922
1923     uint8_t data[4];
1924
1925     // 0.607997
1926
1927     if (offset == 0 && zeros != 0) {
1928         memset(data, '0', zeros);
1929         memcpy(data + zeros, text, 4 - zeros);
1930     } else {
1931         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1932         if (size <= offset - zeros)
1933             return 0;
1934
1935         text += offset - zeros;
1936         size -= offset - zeros;
1937
1938         if (size >= 4)
1939             memcpy(data, text, 4);
1940         else {
1941             memcpy(data, text, size);
1942             memset(data + size, 0, 4 - size);
1943         }
1944
1945         for (size_t i(0); i != 4; ++i)
1946             if (isalpha(data[i]))
1947                 data[i] &= 0xdf;
1948     }
1949
1950     if (offset == 0)
1951         data[0] = (data[0] & 0x3f) | "\x80\x00\xc0\x40"[data[0] >> 6];
1952
1953     /* XXX: ntohl may be more honest */
1954     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
1955 }
1956
1957 CYString &(*PackageName)(Package *self, SEL sel);
1958
1959 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
1960     _profile(PackageNameCompare)
1961         CYString &lhi(PackageName(lhs, @selector(cyname)));
1962         CYString &rhi(PackageName(rhs, @selector(cyname)));
1963         CFStringRef lhn(lhi), rhn(rhi);
1964
1965         if (lhn == NULL)
1966             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
1967         else if (rhn == NULL)
1968             return NSOrderedDescending;
1969
1970         _profile(PackageNameCompare$NumbersLast)
1971             if (!lhi.empty() && !rhi.empty()) {
1972                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
1973                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
1974                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
1975                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
1976                     return lha ? NSOrderedAscending : NSOrderedDescending;
1977             }
1978         _end
1979
1980         CFIndex length = CFStringGetLength(lhn);
1981
1982         _profile(PackageNameCompare$Compare)
1983             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
1984         _end
1985     _end
1986 }
1987
1988 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
1989     return PackageNameCompare(*lhs, *rhs, context);
1990 }
1991
1992 struct PackageNameOrdering :
1993     std::binary_function<Package *, Package *, bool>
1994 {
1995     _finline bool operator ()(Package *lhs, Package *rhs) const {
1996         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
1997     }
1998 };
1999
2000 @implementation Package
2001
2002 - (NSString *) description {
2003     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2004 }
2005
2006 - (void) dealloc {
2007     if (source_ != nil)
2008         [source_ release];
2009     if (section$_ != nil)
2010         [section$_ release];
2011
2012     if (latest_ != nil)
2013         [latest_ release];
2014
2015     if (sponsor$_ != nil)
2016         [sponsor$_ release];
2017     if (author$_ != nil)
2018         [author$_ release];
2019     if (tags_ != nil)
2020         [tags_ release];
2021     if (role_ != nil)
2022         [role_ release];
2023
2024     if (relationships_ != nil)
2025         [relationships_ release];
2026     if (metadata_ != nil)
2027         [metadata_ release];
2028
2029     [super dealloc];
2030 }
2031
2032 + (NSString *) webScriptNameForSelector:(SEL)selector {
2033     if (selector == @selector(hasTag:))
2034         return @"hasTag";
2035     else
2036         return nil;
2037 }
2038
2039 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2040     return [self webScriptNameForSelector:selector] == nil;
2041 }
2042
2043 + (NSArray *) _attributeKeys {
2044     return [NSArray arrayWithObjects:@"applications", @"author", @"depiction", @"longDescription", @"essential", @"homepage", @"icon", @"id", @"installed", @"latest", @"longSection", @"maintainer", @"mode", @"name", @"purposes", @"section", @"shortDescription", @"shortSection", @"simpleSection", @"size", @"source", @"sponsor", @"support", @"warnings", nil];
2045 }
2046
2047 - (NSArray *) attributeKeys {
2048     return [[self class] _attributeKeys];
2049 }
2050
2051 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2052     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2053 }
2054
2055 - (void) parse {
2056     if (parsed_)
2057         return;
2058     parsed_ = true;
2059     if (file_.end())
2060         return;
2061
2062     _profile(Package$parse)
2063         pkgRecords::Parser *parser;
2064
2065         _profile(Package$parse$Lookup)
2066             parser = &[database_ records]->Lookup(file_);
2067         _end
2068
2069         CYString website;
2070
2071         _profile(Package$parse$Find)
2072             struct {
2073                 const char *name_;
2074                 CYString *value_;
2075             } names[] = {
2076                 {"icon", &icon_},
2077                 {"depiction", &depiction_},
2078                 {"homepage", &homepage_},
2079                 {"website", &website},
2080                 {"bugs", &bugs_},
2081                 {"support", &support_},
2082                 {"sponsor", &sponsor_},
2083                 {"author", &author_},
2084             };
2085
2086             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2087                 const char *start, *end;
2088
2089                 if (parser->Find(names[i].name_, start, end)) {
2090                     CYString &value(*names[i].value_);
2091                     _profile(Package$parse$Value)
2092                         value.set(pool_, start, end - start);
2093                     _end
2094                 }
2095             }
2096         _end
2097
2098         _profile(Package$parse$Tagline)
2099             const char *start, *end;
2100             if (parser->ShortDesc(start, end)) {
2101                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2102                 if (stop == NULL)
2103                     stop = end;
2104                 while (stop != start && stop[-1] == '\r')
2105                     --stop;
2106                 tagline_.set(pool_, start, stop - start);
2107             }
2108         _end
2109
2110         _profile(Package$parse$Retain)
2111             if (homepage_.empty())
2112                 homepage_ = website;
2113             if (homepage_ == depiction_)
2114                 homepage_.clear();
2115         _end
2116     _end
2117 }
2118
2119 - (void) setVisible {
2120     visible_ = required_ && [self unfiltered];
2121 }
2122
2123 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2124     if ((self = [super init]) != nil) {
2125     _profile(Package$initWithVersion)
2126     @synchronized (database) {
2127         era_ = [database era];
2128         pool_ = pool;
2129
2130         version_ = version;
2131         iterator_ = version.ParentPkg();
2132         database_ = database;
2133
2134         _profile(Package$initWithVersion$Latest)
2135             latest_ = (NSString *) StripVersion(version_.VerStr());
2136         _end
2137
2138         pkgCache::VerIterator current;
2139         _profile(Package$initWithVersion$Versions)
2140             current = iterator_.CurrentVer();
2141             if (!current.end())
2142                 installed_.set(pool_, StripVersion_(current.VerStr()));
2143
2144             if (!version_.end())
2145                 file_ = version_.FileList();
2146             else {
2147                 pkgCache &cache([database_ cache]);
2148                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2149             }
2150         _end
2151
2152         _profile(Package$initWithVersion$Name)
2153             id_.set(pool_, iterator_.Name());
2154             name_.set(pool, iterator_.Display());
2155         _end
2156
2157         if (!file_.end()) {
2158             _profile(Package$initWithVersion$Source)
2159                 source_ = [database_ getSource:file_.File()];
2160                 if (source_ != nil)
2161                     [source_ retain];
2162                 cached_ = true;
2163             _end
2164         }
2165
2166         required_ = true;
2167
2168         _profile(Package$initWithVersion$Tags)
2169             pkgCache::TagIterator tag(iterator_.TagList());
2170             if (!tag.end()) {
2171                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2172                 do {
2173                     const char *name(tag.Name());
2174                     [tags_ addObject:(NSString *)CFCString(name)];
2175                     if (role_ == nil && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/)
2176                         role_ = (NSString *) CFCString(name + 6);
2177                     if (required_ && strncmp(name, "require::", 9) == 0 && (
2178                         true
2179                     ))
2180                         required_ = false;
2181                     ++tag;
2182                 } while (!tag.end());
2183             }
2184         _end
2185
2186         bool changed(false);
2187         NSString *key([id_ lowercaseString]);
2188
2189         _profile(Package$initWithVersion$Metadata)
2190             metadata_ = [Packages_ objectForKey:key];
2191
2192             if (metadata_ == nil) {
2193                 firstSeen_ = now_;
2194
2195                 metadata_ = [[NSMutableDictionary dictionaryWithObjectsAndKeys:
2196                     firstSeen_, @"FirstSeen",
2197                     latest_, @"LastVersion",
2198                 nil] mutableCopy];
2199
2200                 changed = true;
2201             } else {
2202                 firstSeen_ = [metadata_ objectForKey:@"FirstSeen"];
2203                 lastSeen_ = [metadata_ objectForKey:@"LastSeen"];
2204
2205                 if (NSNumber *subscribed = [metadata_ objectForKey:@"IsSubscribed"])
2206                     subscribed_ = [subscribed boolValue];
2207
2208                 NSString *version([metadata_ objectForKey:@"LastVersion"]);
2209
2210                 if (firstSeen_ == nil) {
2211                     firstSeen_ = lastSeen_ == nil ? now_ : lastSeen_;
2212                     [metadata_ setObject:firstSeen_ forKey:@"FirstSeen"];
2213                     changed = true;
2214                 }
2215
2216                 if (version == nil) {
2217                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2218                     changed = true;
2219                 } else if (![version isEqualToString:latest_]) {
2220                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2221                     lastSeen_ = now_;
2222                     [metadata_ setObject:lastSeen_ forKey:@"LastSeen"];
2223                     changed = true;
2224                 }
2225             }
2226
2227             metadata_ = [metadata_ retain];
2228
2229             if (changed) {
2230                 [Packages_ setObject:metadata_ forKey:key];
2231                 Changed_ = true;
2232             }
2233         _end
2234
2235         _profile(Package$initWithVersion$Section)
2236             section_.set(pool_, iterator_.Section());
2237         _end
2238
2239         obsolete_ = [self hasTag:@"cydia::obsolete"];
2240         essential_ = ((iterator_->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES) || [self hasTag:@"cydia::essential"];
2241         [self setVisible];
2242     } _end } return self;
2243 }
2244
2245 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2246 @synchronized ([Database class]) {
2247     pkgCache::VerIterator version;
2248
2249     _profile(Package$packageWithIterator$GetCandidateVer)
2250         version = [database policy]->GetCandidateVer(iterator);
2251     _end
2252
2253     if (version.end())
2254         return nil;
2255
2256     return [[[Package alloc]
2257         initWithVersion:version
2258         withZone:zone
2259         inPool:pool
2260         database:database
2261     ] autorelease];
2262 } }
2263
2264 - (pkgCache::PkgIterator) iterator {
2265     return iterator_;
2266 }
2267
2268 - (NSString *) section {
2269     if (section$_ == nil) {
2270         if (section_.empty())
2271             return nil;
2272
2273         std::replace(section_.data(), section_.data() + section_.size(), ' ', '_');
2274         NSString *name(section_);
2275
2276       lookup:
2277         if (NSDictionary *value = [SectionMap_ objectForKey:name])
2278             if (NSString *rename = [value objectForKey:@"Rename"]) {
2279                 name = rename;
2280                 goto lookup;
2281             }
2282
2283         section$_ = [[name stringByReplacingCharacter:'_' withCharacter:' '] retain];
2284     } return section$_;
2285 }
2286
2287 - (NSString *) simpleSection {
2288     if (NSString *section = [self section])
2289         return Simplify(section);
2290     else
2291         return nil;
2292 }
2293
2294 - (NSString *) longSection {
2295     return LocalizeSection([self section]);
2296 }
2297
2298 - (NSString *) shortSection {
2299     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2300 }
2301
2302 - (NSString *) uri {
2303     return nil;
2304 #if 0
2305     pkgIndexFile *index;
2306     pkgCache::PkgFileIterator file(file_.File());
2307     if (![database_ list].FindIndex(file, index))
2308         return nil;
2309     return [NSString stringWithUTF8String:iterator_->Path];
2310     //return [NSString stringWithUTF8String:file.Site()];
2311     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2312 #endif
2313 }
2314
2315 - (Address *) maintainer {
2316     if (file_.end())
2317         return nil;
2318     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2319     const std::string &maintainer(parser->Maintainer());
2320     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2321 }
2322
2323 - (size_t) size {
2324     return version_.end() ? 0 : version_->InstalledSize;
2325 }
2326
2327 - (NSString *) longDescription {
2328     if (file_.end())
2329         return nil;
2330     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2331     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2332
2333     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2334     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2335     if ([lines count] < 2)
2336         return nil;
2337
2338     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2339     for (size_t i(1), e([lines count]); i != e; ++i) {
2340         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2341         [trimmed addObject:trim];
2342     }
2343
2344     return [trimmed componentsJoinedByString:@"\n"];
2345 }
2346
2347 - (NSString *) shortDescription {
2348     return tagline_;
2349 }
2350
2351 - (unichar) index {
2352     _profile(Package$index)
2353         CFStringRef name((CFStringRef) [self name]);
2354         if (CFStringGetLength(name) == 0)
2355             return '#';
2356         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2357         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2358             return '#';
2359         return toupper(character);
2360     _end
2361 }
2362
2363 - (NSMutableDictionary *) metadata {
2364     return metadata_;
2365 }
2366
2367 - (NSDate *) seen {
2368     if (subscribed_ && lastSeen_ != nil)
2369         return lastSeen_;
2370     return firstSeen_;
2371 }
2372
2373 - (BOOL) subscribed {
2374     return subscribed_;
2375 }
2376
2377 - (BOOL) ignored {
2378     NSDictionary *metadata([self metadata]);
2379     if (NSNumber *ignored = [metadata objectForKey:@"IsIgnored"])
2380         return [ignored boolValue];
2381     else
2382         return false;
2383 }
2384
2385 - (NSString *) latest {
2386     return latest_;
2387 }
2388
2389 - (NSString *) installed {
2390     return installed_;
2391 }
2392
2393 - (BOOL) uninstalled {
2394     return installed_.empty();
2395 }
2396
2397 - (BOOL) valid {
2398     return !version_.end();
2399 }
2400
2401 - (BOOL) upgradableAndEssential:(BOOL)essential {
2402     _profile(Package$upgradableAndEssential)
2403         pkgCache::VerIterator current(iterator_.CurrentVer());
2404         if (current.end())
2405             return essential && essential_ && visible_;
2406         else
2407             return !version_.end() && version_ != current;// && (!essential || ![database_ cache][iterator_].Keep());
2408     _end
2409 }
2410
2411 - (BOOL) essential {
2412     return essential_;
2413 }
2414
2415 - (BOOL) broken {
2416     return [database_ cache][iterator_].InstBroken();
2417 }
2418
2419 - (BOOL) unfiltered {
2420     NSString *section([self section]);
2421     return !obsolete_ && [self hasSupportingRole] && (section == nil || isSectionVisible(section));
2422 }
2423
2424 - (BOOL) visible {
2425     return visible_;
2426 }
2427
2428 - (BOOL) half {
2429     unsigned char current(iterator_->CurrentState);
2430     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2431 }
2432
2433 - (BOOL) halfConfigured {
2434     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2435 }
2436
2437 - (BOOL) halfInstalled {
2438     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2439 }
2440
2441 - (BOOL) hasMode {
2442     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2443     return state.Mode != pkgDepCache::ModeKeep;
2444 }
2445
2446 - (NSString *) mode {
2447     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2448
2449     switch (state.Mode) {
2450         case pkgDepCache::ModeDelete:
2451             if ((state.iFlags & pkgDepCache::Purge) != 0)
2452                 return @"PURGE";
2453             else
2454                 return @"REMOVE";
2455         case pkgDepCache::ModeKeep:
2456             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2457                 return @"REINSTALL";
2458             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2459                 return nil;*/
2460             else
2461                 return nil;
2462         case pkgDepCache::ModeInstall:
2463             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2464                 return @"REINSTALL";
2465             else*/ switch (state.Status) {
2466                 case -1:
2467                     return @"DOWNGRADE";
2468                 case 0:
2469                     return @"INSTALL";
2470                 case 1:
2471                     return @"UPGRADE";
2472                 case 2:
2473                     return @"NEW_INSTALL";
2474                 _nodefault
2475             }
2476         _nodefault
2477     }
2478 }
2479
2480 - (NSString *) id {
2481     return id_;
2482 }
2483
2484 - (NSString *) name {
2485     return name_.empty() ? id_ : name_;
2486 }
2487
2488 - (UIImage *) icon {
2489     NSString *section = [self simpleSection];
2490
2491     UIImage *icon(nil);
2492     if (!icon_.empty())
2493         if ([icon_ hasPrefix:@"file:///"])
2494             icon = [UIImage imageAtPath:[icon_ substringFromIndex:7]];
2495     if (icon == nil) if (section != nil)
2496         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2497     if (icon == nil) if (source_ != nil) if (NSString *dicon = [source_ defaultIcon])
2498         if ([dicon hasPrefix:@"file:///"])
2499             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2500     if (icon == nil)
2501         icon = [UIImage applicationImageNamed:@"unknown.png"];
2502     return icon;
2503 }
2504
2505 - (NSString *) homepage {
2506     return homepage_;
2507 }
2508
2509 - (NSString *) depiction {
2510     return !depiction_.empty() ? depiction_ : [[self source] depictionForPackage:id_];
2511 }
2512
2513 - (Address *) sponsor {
2514     if (sponsor$_ == nil) {
2515         if (sponsor_.empty())
2516             return nil;
2517         sponsor$_ = [[Address addressWithString:sponsor_] retain];
2518     } return sponsor$_;
2519 }
2520
2521 - (Address *) author {
2522     if (author$_ == nil) {
2523         if (author_.empty())
2524             return nil;
2525         author$_ = [[Address addressWithString:author_] retain];
2526     } return author$_;
2527 }
2528
2529 - (NSString *) support {
2530     return !bugs_.empty() ? bugs_ : [[self source] supportForPackage:id_];
2531 }
2532
2533 - (NSArray *) files {
2534     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2535     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2536
2537     std::ifstream fin;
2538     fin.open([path UTF8String]);
2539     if (!fin.is_open())
2540         return nil;
2541
2542     std::string line;
2543     while (std::getline(fin, line))
2544         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2545
2546     return files;
2547 }
2548
2549 - (NSArray *) relationships {
2550     return relationships_;
2551 }
2552
2553 - (NSArray *) warnings {
2554     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2555     const char *name(iterator_.Name());
2556
2557     size_t length(strlen(name));
2558     if (length < 2) invalid:
2559         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2560     else for (size_t i(0); i != length; ++i)
2561         if (
2562             /* XXX: technically this is not allowed */
2563             (name[i] < 'A' || name[i] > 'Z') &&
2564             (name[i] < 'a' || name[i] > 'z') &&
2565             (name[i] < '0' || name[i] > '9') &&
2566             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2567         ) goto invalid;
2568
2569     if (strcmp(name, "cydia") != 0) {
2570         bool cydia = false;
2571         bool user = false;
2572         bool _private = false;
2573         bool stash = false;
2574
2575         bool repository = [[self section] isEqualToString:@"Repositories"];
2576
2577         if (NSArray *files = [self files])
2578             for (NSString *file in files)
2579                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2580                     cydia = true;
2581                 else if (!user && [file isEqualToString:@"/User"])
2582                     user = true;
2583                 else if (!_private && [file isEqualToString:@"/private"])
2584                     _private = true;
2585                 else if (!stash && [file isEqualToString:@"/var/stash"])
2586                     stash = true;
2587
2588         /* XXX: this is not sensitive enough. only some folders are valid. */
2589         if (cydia && !repository)
2590             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2591         if (user)
2592             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2593         if (_private)
2594             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2595         if (stash)
2596             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2597     }
2598
2599     return [warnings count] == 0 ? nil : warnings;
2600 }
2601
2602 - (NSArray *) applications {
2603     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2604
2605     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2606
2607     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2608     if (NSArray *files = [self files])
2609         for (NSString *file in files)
2610             if (application_r(file)) {
2611                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2612                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2613                 if ([id isEqualToString:me])
2614                     continue;
2615
2616                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2617                 if (display == nil)
2618                     display = application_r[1];
2619
2620                 NSString *bundle([file stringByDeletingLastPathComponent]);
2621                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2622                 if (icon == nil || [icon length] == 0)
2623                     icon = @"icon.png";
2624                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2625
2626                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2627                 [applications addObject:application];
2628
2629                 [application addObject:id];
2630                 [application addObject:display];
2631                 [application addObject:url];
2632             }
2633
2634     return [applications count] == 0 ? nil : applications;
2635 }
2636
2637 - (Source *) source {
2638     if (!cached_) {
2639         @synchronized (database_) {
2640             if ([database_ era] != era_ || file_.end())
2641                 source_ = nil;
2642             else {
2643                 source_ = [database_ getSource:file_.File()];
2644                 if (source_ != nil)
2645                     [source_ retain];
2646             }
2647
2648             cached_ = true;
2649         }
2650     }
2651
2652     return source_;
2653 }
2654
2655 - (NSString *) role {
2656     return role_;
2657 }
2658
2659 - (BOOL) matches:(NSString *)text {
2660     if (text == nil)
2661         return NO;
2662
2663     NSRange range;
2664
2665     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2666     if (range.location != NSNotFound)
2667         return YES;
2668
2669     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2670     if (range.location != NSNotFound)
2671         return YES;
2672
2673     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2674     if (range.location != NSNotFound)
2675         return YES;
2676
2677     return NO;
2678 }
2679
2680 - (bool) hasSupportingRole {
2681     if (role_ == nil)
2682         return true;
2683     if ([role_ isEqualToString:@"enduser"])
2684         return true;
2685     if ([Role_ isEqualToString:@"User"])
2686         return false;
2687     if ([role_ isEqualToString:@"hacker"])
2688         return true;
2689     if ([Role_ isEqualToString:@"Hacker"])
2690         return false;
2691     if ([role_ isEqualToString:@"developer"])
2692         return true;
2693     if ([Role_ isEqualToString:@"Developer"])
2694         return false;
2695     _assert(false);
2696 }
2697
2698 - (BOOL) hasTag:(NSString *)tag {
2699     return tags_ == nil ? NO : [tags_ containsObject:tag];
2700 }
2701
2702 - (NSString *) primaryPurpose {
2703     for (NSString *tag in tags_)
2704         if ([tag hasPrefix:@"purpose::"])
2705             return [tag substringFromIndex:9];
2706     return nil;
2707 }
2708
2709 - (NSArray *) purposes {
2710     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2711     for (NSString *tag in tags_)
2712         if ([tag hasPrefix:@"purpose::"])
2713             [purposes addObject:[tag substringFromIndex:9]];
2714     return [purposes count] == 0 ? nil : purposes;
2715 }
2716
2717 - (bool) isCommercial {
2718     return [self hasTag:@"cydia::commercial"];
2719 }
2720
2721 - (CYString &) cyname {
2722     return name_.empty() ? id_ : name_;
2723 }
2724
2725 - (uint32_t) compareBySection:(NSArray *)sections {
2726     NSString *section([self section]);
2727     for (size_t i(0), e([sections count]); i != e; ++i) {
2728         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2729             return i;
2730     }
2731
2732     return _not(uint32_t);
2733 }
2734
2735 - (uint32_t) compareForChanges {
2736     union {
2737         uint32_t key;
2738
2739         struct {
2740             uint32_t timestamp : 30;
2741             uint32_t ignored : 1;
2742             uint32_t upgradable : 1;
2743         } bits;
2744     } value;
2745
2746     bool upgradable([self upgradableAndEssential:YES]);
2747     value.bits.upgradable = upgradable ? 1 : 0;
2748
2749     if (upgradable) {
2750         value.bits.timestamp = 0;
2751         value.bits.ignored = [self ignored] ? 0 : 1;
2752         value.bits.upgradable = 1;
2753     } else {
2754         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
2755         value.bits.ignored = 0;
2756         value.bits.upgradable = 0;
2757     }
2758
2759     return _not(uint32_t) - value.key;
2760 }
2761
2762 - (void) clear {
2763     pkgProblemResolver *resolver = [database_ resolver];
2764     resolver->Clear(iterator_);
2765     resolver->Protect(iterator_);
2766 }
2767
2768 - (void) install {
2769     pkgProblemResolver *resolver = [database_ resolver];
2770     resolver->Clear(iterator_);
2771     resolver->Protect(iterator_);
2772     pkgCacheFile &cache([database_ cache]);
2773     cache->MarkInstall(iterator_, false);
2774     pkgDepCache::StateCache &state((*cache)[iterator_]);
2775     if (!state.Install())
2776         cache->SetReInstall(iterator_, true);
2777 }
2778
2779 - (void) remove {
2780     pkgProblemResolver *resolver = [database_ resolver];
2781     resolver->Clear(iterator_);
2782     resolver->Protect(iterator_);
2783     resolver->Remove(iterator_);
2784     [database_ cache]->MarkDelete(iterator_, true);
2785 }
2786
2787 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2788     _profile(Package$isUnfilteredAndSearchedForBy)
2789         bool value(true);
2790
2791         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2792             value &= [self unfiltered];
2793         _end
2794
2795         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2796             value &= [self matches:search];
2797         _end
2798
2799         return value;
2800     _end
2801 }
2802
2803 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
2804     if ([search length] == 0)
2805         return false;
2806
2807     _profile(Package$isUnfilteredAndSelectedForBy)
2808         bool value(true);
2809
2810         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
2811             value &= [self unfiltered];
2812         _end
2813
2814         _profile(Package$isUnfilteredAndSelectedForBy$Match)
2815             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
2816         _end
2817
2818         return value;
2819     _end
2820 }
2821
2822 - (bool) isInstalledAndVisible:(NSNumber *)number {
2823     return (![number boolValue] || [self visible]) && ![self uninstalled];
2824 }
2825
2826 - (bool) isVisibleInSection:(NSString *)name {
2827     NSString *section = [self section];
2828
2829     return
2830         [self visible] && (
2831             name == nil ||
2832             section == nil && [name length] == 0 ||
2833             [name isEqualToString:section]
2834         );
2835 }
2836
2837 - (bool) isVisibleInSource:(Source *)source {
2838     return [self source] == source && [self visible];
2839 }
2840
2841 @end
2842 /* }}} */
2843 /* Section Class {{{ */
2844 @interface Section : NSObject {
2845     NSString *name_;
2846     unichar index_;
2847     size_t row_;
2848     size_t count_;
2849     NSString *localized_;
2850 }
2851
2852 - (NSComparisonResult) compareByLocalized:(Section *)section;
2853 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2854 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2855 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2856 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2857 - (NSString *) name;
2858 - (unichar) index;
2859
2860 - (size_t) row;
2861 - (size_t) count;
2862
2863 - (void) addToRow;
2864 - (void) addToCount;
2865
2866 - (void) setCount:(size_t)count;
2867 - (NSString *) localized;
2868
2869 @end
2870
2871 @implementation Section
2872
2873 - (void) dealloc {
2874     [name_ release];
2875     if (localized_ != nil)
2876         [localized_ release];
2877     [super dealloc];
2878 }
2879
2880 - (NSComparisonResult) compareByLocalized:(Section *)section {
2881     NSString *lhs(localized_);
2882     NSString *rhs([section localized]);
2883
2884     /*if ([lhs length] != 0 && [rhs length] != 0) {
2885         unichar lhc = [lhs characterAtIndex:0];
2886         unichar rhc = [rhs characterAtIndex:0];
2887
2888         if (isalpha(lhc) && !isalpha(rhc))
2889             return NSOrderedAscending;
2890         else if (!isalpha(lhc) && isalpha(rhc))
2891             return NSOrderedDescending;
2892     }*/
2893
2894     return [lhs compare:rhs options:LaxCompareOptions_];
2895 }
2896
2897 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2898     if ((self = [self initWithName:name localize:NO]) != nil) {
2899         if (localized != nil)
2900             localized_ = [localized retain];
2901     } return self;
2902 }
2903
2904 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2905     return [self initWithName:name row:0 localize:localize];
2906 }
2907
2908 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2909     if ((self = [super init]) != nil) {
2910         name_ = [name retain];
2911         index_ = '\0';
2912         row_ = row;
2913         if (localize)
2914             localized_ = [LocalizeSection(name_) retain];
2915     } return self;
2916 }
2917
2918 /* XXX: localize the index thingees */
2919 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2920     if ((self = [super init]) != nil) {
2921         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2922         index_ = index;
2923         row_ = row;
2924     } return self;
2925 }
2926
2927 - (NSString *) name {
2928     return name_;
2929 }
2930
2931 - (unichar) index {
2932     return index_;
2933 }
2934
2935 - (size_t) row {
2936     return row_;
2937 }
2938
2939 - (size_t) count {
2940     return count_;
2941 }
2942
2943 - (void) addToRow {
2944     ++row_;
2945 }
2946
2947 - (void) addToCount {
2948     ++count_;
2949 }
2950
2951 - (void) setCount:(size_t)count {
2952     count_ = count;
2953 }
2954
2955 - (NSString *) localized {
2956     return localized_;
2957 }
2958
2959 @end
2960 /* }}} */
2961
2962 static NSString *Colon_;
2963 static NSString *Error_;
2964 static NSString *Warning_;
2965
2966 /* Database Implementation {{{ */
2967 @implementation Database
2968
2969 + (Database *) sharedInstance {
2970     static Database *instance;
2971     if (instance == nil)
2972         instance = [[Database alloc] init];
2973     return instance;
2974 }
2975
2976 - (unsigned) era {
2977     return era_;
2978 }
2979
2980 - (void) dealloc {
2981     _assert(false);
2982     NSRecycleZone(zone_);
2983     // XXX: malloc_destroy_zone(zone_);
2984     apr_pool_destroy(pool_);
2985     [super dealloc];
2986 }
2987
2988 - (void) _readCydia:(NSNumber *)fd { _pooled
2989     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2990     std::istream is(&ib);
2991     std::string line;
2992
2993     static Pcre finish_r("^finish:([^:]*)$");
2994
2995     while (std::getline(is, line)) {
2996         const char *data(line.c_str());
2997         size_t size = line.size();
2998         lprintf("C:%s\n", data);
2999
3000         if (finish_r(data, size)) {
3001             NSString *finish = finish_r[1];
3002             int index = [Finishes_ indexOfObject:finish];
3003             if (index != INT_MAX && index > Finish_)
3004                 Finish_ = index;
3005         }
3006     }
3007
3008     _assume(false);
3009 }
3010
3011 - (void) _readStatus:(NSNumber *)fd { _pooled
3012     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3013     std::istream is(&ib);
3014     std::string line;
3015
3016     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3017     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3018
3019     while (std::getline(is, line)) {
3020         const char *data(line.c_str());
3021         size_t size(line.size());
3022         lprintf("S:%s\n", data);
3023
3024         if (conffile_r(data, size)) {
3025             [delegate_ setConfigurationData:conffile_r[1]];
3026         } else if (strncmp(data, "status: ", 8) == 0) {
3027             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3028             [delegate_ setProgressTitle:string];
3029         } else if (pmstatus_r(data, size)) {
3030             std::string type([pmstatus_r[1] UTF8String]);
3031             NSString *id = pmstatus_r[2];
3032
3033             float percent([pmstatus_r[3] floatValue]);
3034             [delegate_ setProgressPercent:(percent / 100)];
3035
3036             NSString *string = pmstatus_r[4];
3037
3038             if (type == "pmerror")
3039                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3040                     withObject:[NSArray arrayWithObjects:string, id, nil]
3041                     waitUntilDone:YES
3042                 ];
3043             else if (type == "pmstatus") {
3044                 [delegate_ setProgressTitle:string];
3045             } else if (type == "pmconffile")
3046                 [delegate_ setConfigurationData:string];
3047             else
3048                 lprintf("E:unknown pmstatus\n");
3049         } else
3050             lprintf("E:unknown status\n");
3051     }
3052
3053     _assume(false);
3054 }
3055
3056 - (void) _readOutput:(NSNumber *)fd { _pooled
3057     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3058     std::istream is(&ib);
3059     std::string line;
3060
3061     while (std::getline(is, line)) {
3062         lprintf("O:%s\n", line.c_str());
3063         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3064     }
3065
3066     _assume(false);
3067 }
3068
3069 - (FILE *) input {
3070     return input_;
3071 }
3072
3073 - (Package *) packageWithName:(NSString *)name {
3074 @synchronized ([Database class]) {
3075     if (static_cast<pkgDepCache *>(cache_) == NULL)
3076         return nil;
3077     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3078     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3079 } }
3080
3081 - (Database *) init {
3082     if ((self = [super init]) != nil) {
3083         policy_ = NULL;
3084         records_ = NULL;
3085         resolver_ = NULL;
3086         fetcher_ = NULL;
3087         lock_ = NULL;
3088
3089         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3090         apr_pool_create(&pool_, NULL);
3091
3092         packages_ = [[NSMutableArray alloc] init];
3093
3094         int fds[2];
3095
3096         _assert(pipe(fds) != -1);
3097         cydiafd_ = fds[1];
3098
3099         _config->Set("APT::Keep-Fds::", cydiafd_);
3100         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3101
3102         [NSThread
3103             detachNewThreadSelector:@selector(_readCydia:)
3104             toTarget:self
3105             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3106         ];
3107
3108         _assert(pipe(fds) != -1);
3109         statusfd_ = fds[1];
3110
3111         [NSThread
3112             detachNewThreadSelector:@selector(_readStatus:)
3113             toTarget:self
3114             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3115         ];
3116
3117         _assert(pipe(fds) != -1);
3118         _assert(dup2(fds[0], 0) != -1);
3119         _assert(close(fds[0]) != -1);
3120
3121         input_ = fdopen(fds[1], "a");
3122
3123         _assert(pipe(fds) != -1);
3124         _assert(dup2(fds[1], 1) != -1);
3125         _assert(close(fds[1]) != -1);
3126
3127         [NSThread
3128             detachNewThreadSelector:@selector(_readOutput:)
3129             toTarget:self
3130             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3131         ];
3132     } return self;
3133 }
3134
3135 - (pkgCacheFile &) cache {
3136     return cache_;
3137 }
3138
3139 - (pkgDepCache::Policy *) policy {
3140     return policy_;
3141 }
3142
3143 - (pkgRecords *) records {
3144     return records_;
3145 }
3146
3147 - (pkgProblemResolver *) resolver {
3148     return resolver_;
3149 }
3150
3151 - (pkgAcquire &) fetcher {
3152     return *fetcher_;
3153 }
3154
3155 - (pkgSourceList &) list {
3156     return *list_;
3157 }
3158
3159 - (NSArray *) packages {
3160     return packages_;
3161 }
3162
3163 - (NSArray *) sources {
3164     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3165     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3166         [sources addObject:i->second];
3167     return sources;
3168 }
3169
3170 - (NSArray *) issues {
3171     if (cache_->BrokenCount() == 0)
3172         return nil;
3173
3174     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3175
3176     for (Package *package in packages_) {
3177         if (![package broken])
3178             continue;
3179         pkgCache::PkgIterator pkg([package iterator]);
3180
3181         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3182         [entry addObject:[package name]];
3183         [issues addObject:entry];
3184
3185         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3186         if (ver.end())
3187             continue;
3188
3189         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3190             pkgCache::DepIterator start;
3191             pkgCache::DepIterator end;
3192             dep.GlobOr(start, end); // ++dep
3193
3194             if (!cache_->IsImportantDep(end))
3195                 continue;
3196             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3197                 continue;
3198
3199             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3200             [entry addObject:failure];
3201             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3202
3203             NSString *name([NSString stringWithUTF8String:start.TargetPkg().Name()]);
3204             if (Package *package = [self packageWithName:name])
3205                 name = [package name];
3206             [failure addObject:name];
3207
3208             pkgCache::PkgIterator target(start.TargetPkg());
3209             if (target->ProvidesList != 0)
3210                 [failure addObject:@"?"];
3211             else {
3212                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3213                 if (!ver.end())
3214                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3215                 else if (!cache_[target].CandidateVerIter(cache_).end())
3216                     [failure addObject:@"-"];
3217                 else if (target->ProvidesList == 0)
3218                     [failure addObject:@"!"];
3219                 else
3220                     [failure addObject:@"%"];
3221             }
3222
3223             _forever {
3224                 if (start.TargetVer() != 0)
3225                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3226                 if (start == end)
3227                     break;
3228                 ++start;
3229             }
3230         }
3231     }
3232
3233     return issues;
3234 }
3235
3236 - (bool) popErrorWithTitle:(NSString *)title {
3237     bool fatal(false);
3238     std::string message;
3239
3240     while (!_error->empty()) {
3241         std::string error;
3242         bool warning(!_error->PopMessage(error));
3243         if (!warning)
3244             fatal = true;
3245         for (;;) {
3246             size_t size(error.size());
3247             if (size == 0 || error[size - 1] != '\n')
3248                 break;
3249             error.resize(size - 1);
3250         }
3251         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3252
3253         if (!message.empty())
3254             message += "\n\n";
3255         message += error;
3256     }
3257
3258     if (fatal && !message.empty())
3259         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3260
3261     return fatal;
3262 }
3263
3264 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3265     return [self popErrorWithTitle:title] || !success;
3266 }
3267
3268 - (void) reloadData { _pooled
3269 @synchronized ([Database class]) {
3270     @synchronized (self) {
3271         ++era_;
3272     }
3273
3274     [packages_ removeAllObjects];
3275     sources_.clear();
3276
3277     _error->Discard();
3278
3279     delete list_;
3280     list_ = NULL;
3281     manager_ = NULL;
3282     delete lock_;
3283     lock_ = NULL;
3284     delete fetcher_;
3285     fetcher_ = NULL;
3286     delete resolver_;
3287     resolver_ = NULL;
3288     delete records_;
3289     records_ = NULL;
3290     delete policy_;
3291     policy_ = NULL;
3292
3293     if (now_ != nil) {
3294         [now_ release];
3295         now_ = nil;
3296     }
3297
3298     cache_.Close();
3299
3300     apr_pool_clear(pool_);
3301     NSRecycleZone(zone_);
3302
3303     int chk(creat("/tmp/cydia.chk", 0644));
3304     if (chk != -1)
3305         close(chk);
3306
3307     NSString *title(UCLocalize("DATABASE"));
3308
3309     _trace();
3310     if (!cache_.Open(progress_, true)) { pop:
3311         std::string error;
3312         bool warning(!_error->PopMessage(error));
3313         lprintf("cache_.Open():[%s]\n", error.c_str());
3314
3315         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3316             [delegate_ repairWithSelector:@selector(configure)];
3317         else if (error == "The package lists or status file could not be parsed or opened.")
3318             [delegate_ repairWithSelector:@selector(update)];
3319         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3320         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3321         // else if (error == "The list of sources could not be read.")
3322         else
3323             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3324
3325         if (warning)
3326             goto pop;
3327         _error->Discard();
3328         return;
3329     }
3330     _trace();
3331
3332     unlink("/tmp/cydia.chk");
3333
3334     now_ = [[NSDate date] retain];
3335
3336     policy_ = new pkgDepCache::Policy();
3337     records_ = new pkgRecords(cache_);
3338     resolver_ = new pkgProblemResolver(cache_);
3339     fetcher_ = new pkgAcquire(&status_);
3340     lock_ = NULL;
3341
3342     list_ = new pkgSourceList();
3343     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3344         return;
3345
3346     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3347         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3348         return;
3349     }
3350
3351     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3352         return;
3353
3354     if (cache_->BrokenCount() != 0) {
3355         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3356             return;
3357
3358         if (cache_->BrokenCount() != 0) {
3359             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3360             return;
3361         }
3362
3363         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3364             return;
3365     }
3366
3367     _trace();
3368
3369     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3370         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3371         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3372             // XXX: this could be more intelligent
3373             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3374                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3375                 if (!cached.end())
3376                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3377             }
3378     }
3379
3380     _trace();
3381
3382     {
3383         /*std::vector<Package *> packages;
3384         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3385         [packages_ release];
3386         packages_ = nil;*/
3387
3388         _trace();
3389
3390         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3391             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3392                 //packages.push_back(package);
3393                 [packages_ addObject:package];
3394
3395         _trace();
3396
3397         /*if (packages.empty())
3398             packages_ = [[NSArray alloc] init];
3399         else
3400             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3401         _trace();*/
3402
3403         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3404         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3405         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3406
3407         /*_trace();
3408         PrintTimes();
3409         _trace();*/
3410
3411         _trace();
3412
3413         /*if (!packages.empty())
3414             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3415         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3416
3417         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3418
3419         CFArrayInsertionSortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3420
3421         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3422
3423         _trace();
3424     }
3425 } }
3426
3427 - (void) configure {
3428     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3429     system([dpkg UTF8String]);
3430 }
3431
3432 - (bool) clean {
3433     // XXX: I don't remember this condition
3434     if (lock_ != NULL)
3435         return false;
3436
3437     FileFd Lock;
3438     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3439
3440     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3441
3442     if ([self popErrorWithTitle:title])
3443         return false;
3444
3445     pkgAcquire fetcher;
3446     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3447
3448     class LogCleaner :
3449         public pkgArchiveCleaner
3450     {
3451       protected:
3452         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3453             unlink(File);
3454         }
3455     } cleaner;
3456
3457     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3458         return false;
3459
3460     return true;
3461 }
3462
3463 - (bool) prepare {
3464     fetcher_->Shutdown();
3465
3466     pkgRecords records(cache_);
3467
3468     lock_ = new FileFd();
3469     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3470
3471     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3472
3473     if ([self popErrorWithTitle:title])
3474         return false;
3475
3476     pkgSourceList list;
3477     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3478         return false;
3479
3480     manager_ = (_system->CreatePM(cache_));
3481     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3482         return false;
3483
3484     return true;
3485 }
3486
3487 - (void) perform {
3488     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3489
3490     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3491         pkgSourceList list;
3492         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3493             return;
3494         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3495             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3496     }
3497
3498     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3499         _trace();
3500         return;
3501     }
3502
3503     bool failed = false;
3504     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3505         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3506             continue;
3507         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3508             continue;
3509
3510         std::string uri = (*item)->DescURI();
3511         std::string error = (*item)->ErrorText;
3512
3513         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3514         failed = true;
3515
3516         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3517             withObject:[NSArray arrayWithObjects:
3518                 [NSString stringWithUTF8String:error.c_str()],
3519             nil]
3520             waitUntilDone:YES
3521         ];
3522     }
3523
3524     if (failed) {
3525         _trace();
3526         return;
3527     }
3528
3529     _system->UnLock();
3530     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3531
3532     if (_error->PendingError()) {
3533         _trace();
3534         return;
3535     }
3536
3537     if (result == pkgPackageManager::Failed) {
3538         _trace();
3539         return;
3540     }
3541
3542     if (result != pkgPackageManager::Completed) {
3543         _trace();
3544         return;
3545     }
3546
3547     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3548         pkgSourceList list;
3549         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3550             return;
3551         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3552             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3553     }
3554
3555     if (![before isEqualToArray:after])
3556         [self update];
3557 }
3558
3559 - (bool) upgrade {
3560     NSString *title(UCLocalize("UPGRADE"));
3561     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3562         return false;
3563     return true;
3564 }
3565
3566 - (void) update {
3567     [self updateWithStatus:status_];
3568 }
3569
3570 - (void) setVisible {
3571     for (Package *package in packages_)
3572         [package setVisible];
3573 }
3574
3575 - (void) updateWithStatus:(Status &)status {
3576     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3577     NSString *title(UCLocalize("REFRESHING_DATA"));
3578
3579     pkgSourceList list;
3580     if (!list.ReadMainList())
3581         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3582
3583     FileFd lock;
3584     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3585     if ([self popErrorWithTitle:title])
3586         return;
3587
3588     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3589         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */;
3590
3591     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3592     Changed_ = true;
3593 }
3594
3595 - (void) setDelegate:(id)delegate {
3596     delegate_ = delegate;
3597     status_.setDelegate(delegate);
3598     progress_.setDelegate(delegate);
3599 }
3600
3601 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3602     SourceMap::const_iterator i(sources_.find(file->ID));
3603     return i == sources_.end() ? nil : i->second;
3604 }
3605
3606 @end
3607 /* }}} */
3608
3609 /* Confirmation View {{{ */
3610 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3611     if (!iterator.end())
3612         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3613             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3614                 continue;
3615             pkgCache::PkgIterator package(dep.TargetPkg());
3616             if (package.end())
3617                 continue;
3618             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3619                 return true;
3620         }
3621
3622     return false;
3623 }
3624
3625 /* Web Scripting {{{ */
3626 @interface CydiaObject : NSObject {
3627     id indirect_;
3628     id delegate_;
3629 }
3630
3631 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3632 @end
3633
3634 @implementation CydiaObject
3635
3636 - (void) dealloc {
3637     [indirect_ release];
3638     [super dealloc];
3639 }
3640
3641 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3642     if ((self = [super init]) != nil) {
3643         indirect_ = [indirect retain];
3644     } return self;
3645 }
3646
3647 - (void) setDelegate:(id)delegate {
3648     delegate_ = delegate;
3649 }
3650
3651 + (NSArray *) _attributeKeys {
3652     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3653 }
3654
3655 - (NSArray *) attributeKeys {
3656     return [[self class] _attributeKeys];
3657 }
3658
3659 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3660     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3661 }
3662
3663 - (NSString *) device {
3664     return [[UIDevice currentDevice] uniqueIdentifier];
3665 }
3666
3667 #if 0 // XXX: implement!
3668 - (NSString *) mac {
3669     if (![indirect_ promptForSensitive:@"Mac Address"])
3670         return nil;
3671 }
3672
3673 - (NSString *) serial {
3674     if (![indirect_ promptForSensitive:@"Serial #"])
3675         return nil;
3676 }
3677
3678 - (NSString *) firewire {
3679     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3680         return nil;
3681 }
3682
3683 - (NSString *) imei {
3684     if (![indirect_ promptForSensitive:@"IMEI"])
3685         return nil;
3686 }
3687 #endif
3688
3689 + (NSString *) webScriptNameForSelector:(SEL)selector {
3690     if (selector == @selector(close))
3691         return @"close";
3692     else if (selector == @selector(getInstalledPackages))
3693         return @"getInstalledPackages";
3694     else if (selector == @selector(getPackageById:))
3695         return @"getPackageById";
3696     else if (selector == @selector(installPackages:))
3697         return @"installPackages";
3698     else if (selector == @selector(setAutoPopup:))
3699         return @"setAutoPopup";
3700     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3701         return @"setButtonImage";
3702     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3703         return @"setButtonTitle";
3704     else if (selector == @selector(setFinishHook:))
3705         return @"setFinishHook";
3706     else if (selector == @selector(setPopupHook:))
3707         return @"setPopupHook";
3708     else if (selector == @selector(setSpecial:))
3709         return @"setSpecial";
3710     else if (selector == @selector(setToken:))
3711         return @"setToken";
3712     else if (selector == @selector(setViewportWidth:))
3713         return @"setViewportWidth";
3714     else if (selector == @selector(supports:))
3715         return @"supports";
3716     else if (selector == @selector(stringWithFormat:arguments:))
3717         return @"format";
3718     else if (selector == @selector(localizedStringForKey:value:table:))
3719         return @"localize";
3720     else if (selector == @selector(du:))
3721         return @"du";
3722     else if (selector == @selector(statfs:))
3723         return @"statfs";
3724     else
3725         return nil;
3726 }
3727
3728 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3729     return [self webScriptNameForSelector:selector] == nil;
3730 }
3731
3732 - (BOOL) supports:(NSString *)feature {
3733     return [feature isEqualToString:@"window.open"];
3734 }
3735
3736 - (NSArray *) getInstalledPackages {
3737     NSArray *packages([[Database sharedInstance] packages]);
3738     NSMutableArray *installed([NSMutableArray arrayWithCapacity:[packages count]]);
3739     for (Package *package in packages)
3740         if ([package installed] != nil)
3741             [installed addObject:package];
3742     return installed;
3743 }
3744
3745 - (Package *) getPackageById:(NSString *)id {
3746     Package *package([[Database sharedInstance] packageWithName:id]);
3747     [package parse];
3748     return package;
3749 }
3750
3751 - (NSArray *) statfs:(NSString *)path {
3752     struct statfs stat;
3753
3754     if (path == nil || statfs([path UTF8String], &stat) == -1)
3755         return nil;
3756
3757     return [NSArray arrayWithObjects:
3758         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3759         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3760         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3761     nil];
3762 }
3763
3764 - (NSNumber *) du:(NSString *)path {
3765     NSNumber *value(nil);
3766
3767     int fds[2];
3768     _assert(pipe(fds) != -1);
3769
3770     pid_t pid(ExecFork());
3771     if (pid == 0) {
3772         _assert(dup2(fds[1], 1) != -1);
3773         _assert(close(fds[0]) != -1);
3774         _assert(close(fds[1]) != -1);
3775         /* XXX: this should probably not use du */
3776         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3777         exit(1);
3778         _assert(false);
3779     }
3780
3781     _assert(close(fds[1]) != -1);
3782
3783     if (FILE *du = fdopen(fds[0], "r")) {
3784         char line[1024];
3785         while (fgets(line, sizeof(line), du) != NULL) {
3786             size_t length(strlen(line));
3787             while (length != 0 && line[length - 1] == '\n')
3788                 line[--length] = '\0';
3789             if (char *tab = strchr(line, '\t')) {
3790                 *tab = '\0';
3791                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3792             }
3793         }
3794
3795         fclose(du);
3796     } else _assert(close(fds[0]));
3797
3798     int status;
3799   wait:
3800     if (waitpid(pid, &status, 0) == -1)
3801         if (errno == EINTR)
3802             goto wait;
3803         else _assert(false);
3804
3805     return value;
3806 }
3807
3808 - (void) close {
3809     [indirect_ close];
3810 }
3811
3812 - (void) installPackages:(NSArray *)packages {
3813     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
3814 }
3815
3816 - (void) setAutoPopup:(BOOL)popup {
3817     [indirect_ setAutoPopup:popup];
3818 }
3819
3820 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3821     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3822 }
3823
3824 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3825     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3826 }
3827
3828 - (void) setSpecial:(id)function {
3829     [indirect_ setSpecial:function];
3830 }
3831
3832 - (void) setToken:(NSString *)token {
3833     if (Token_ != nil)
3834         [Token_ release];
3835     Token_ = [token retain];
3836
3837     [Metadata_ setObject:Token_ forKey:@"Token"];
3838     Changed_ = true;
3839 }
3840
3841 - (void) setFinishHook:(id)function {
3842     [indirect_ setFinishHook:function];
3843 }
3844
3845 - (void) setPopupHook:(id)function {
3846     [indirect_ setPopupHook:function];
3847 }
3848
3849 - (void) setViewportWidth:(float)width {
3850     [indirect_ setViewportWidth:width];
3851 }
3852
3853 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3854     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3855     unsigned count([arguments count]);
3856     id values[count];
3857     for (unsigned i(0); i != count; ++i)
3858         values[i] = [arguments objectAtIndex:i];
3859     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3860 }
3861
3862 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3863     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3864         value = nil;
3865     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3866         table = nil;
3867     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3868 }
3869
3870 @end
3871 /* }}} */
3872
3873 @interface CydiaBrowserView : BrowserView {
3874     CydiaObject *cydia_;
3875 }
3876
3877 @end
3878
3879 @implementation CydiaBrowserView
3880
3881 - (void) dealloc {
3882     [cydia_ release];
3883     [super dealloc];
3884 }
3885
3886 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
3887 }
3888
3889 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3890     [super webView:sender didClearWindowObject:window forFrame:frame];
3891
3892     WebDataSource *source([frame dataSource]);
3893     NSURLResponse *response([source response]);
3894     NSURL *url([response URL]);
3895     NSString *scheme([url scheme]);
3896
3897     NSHTTPURLResponse *http;
3898     if (scheme != nil && ([scheme isEqualToString:@"http"] || [scheme isEqualToString:@"https"]))
3899         http = (NSHTTPURLResponse *) response;
3900     else
3901         http = nil;
3902
3903     NSDictionary *headers([http allHeaderFields]);
3904     NSString *host([url host]);
3905     [self setHeaders:headers forHost:host];
3906
3907     if (
3908         [host isEqualToString:@"cydia.saurik.com"] ||
3909         [host hasSuffix:@".cydia.saurik.com"] ||
3910         [scheme isEqualToString:@"file"]
3911     )
3912         [window setValue:cydia_ forKey:@"cydia"];
3913 }
3914
3915 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
3916     if (System_ != NULL)
3917         [request setValue:System_ forHTTPHeaderField:@"X-System"];
3918     if (Machine_ != NULL)
3919         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
3920     if (Token_ != nil)
3921         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
3922     if (Role_ != nil)
3923         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
3924 }
3925
3926 - (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)source {
3927     NSMutableURLRequest *copy = [request mutableCopy];
3928     [self _setMoreHeaders:copy];
3929     return copy;
3930 }
3931
3932 - (void) setDelegate:(id)delegate {
3933     [super setDelegate:delegate];
3934     [cydia_ setDelegate:delegate];
3935 }
3936
3937 - (id) initWithBook:(RVBook *)book forWidth:(float)width {
3938     if ((self = [super initWithBook:book forWidth:width ofClass:[CydiaBrowserView class]]) != nil) {
3939         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
3940
3941         WebView *webview([document_ webView]);
3942
3943         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
3944
3945         NSString *application = package == nil ? @"Cydia" : [NSString
3946             stringWithFormat:@"Cydia/%@",
3947             [package installed]
3948         ];
3949
3950         if (Safari_ != nil)
3951             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
3952         if (Build_ != nil)
3953             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
3954         if (Product_ != nil)
3955             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
3956
3957         [webview setApplicationNameForUserAgent:application];
3958     } return self;
3959 }
3960
3961 @end
3962
3963 @protocol ConfirmationViewDelegate
3964 - (void) cancel;
3965 - (void) confirm;
3966 - (void) queue;
3967 @end
3968
3969 @interface ConfirmationView : CydiaBrowserView {
3970     _transient Database *database_;
3971     UIActionSheet *essential_;
3972     NSArray *changes_;
3973     NSArray *issues_;
3974     NSArray *sizes_;
3975     BOOL substrate_;
3976 }
3977
3978 - (id) initWithBook:(RVBook *)book database:(Database *)database;
3979
3980 @end
3981
3982 @implementation ConfirmationView
3983
3984 - (void) dealloc {
3985     [changes_ release];
3986     if (issues_ != nil)
3987         [issues_ release];
3988     [sizes_ release];
3989     if (essential_ != nil)
3990         [essential_ release];
3991     [super dealloc];
3992 }
3993
3994 - (void) cancel {
3995     [delegate_ cancel];
3996     [book_ popFromSuperviewAnimated:YES];
3997 }
3998
3999 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
4000     NSString *context([sheet context]);
4001
4002     if ([context isEqualToString:@"remove"]) {
4003         switch (button) {
4004             case 1:
4005                 [self cancel];
4006                 break;
4007             case 2:
4008                 if (substrate_)
4009                     Finish_ = 2;
4010                 [delegate_ confirm];
4011                 break;
4012             _nodefault
4013         }
4014
4015         [sheet dismiss];
4016     } else if ([context isEqualToString:@"unable"]) {
4017         [self cancel];
4018         [sheet dismiss];
4019     } else
4020         [super alertSheet:sheet buttonClicked:button];
4021 }
4022
4023 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4024     [super webView:sender didClearWindowObject:window forFrame:frame];
4025     [window setValue:changes_ forKey:@"changes"];
4026     [window setValue:issues_ forKey:@"issues"];
4027     [window setValue:sizes_ forKey:@"sizes"];
4028 }
4029
4030 - (id) initWithBook:(RVBook *)book database:(Database *)database {
4031     if ((self = [super initWithBook:book]) != nil) {
4032         database_ = database;
4033
4034         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
4035         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
4036         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
4037         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
4038         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
4039
4040         bool remove(false);
4041
4042         pkgDepCache::Policy *policy([database_ policy]);
4043
4044         pkgCacheFile &cache([database_ cache]);
4045         NSArray *packages = [database_ packages];
4046         for (Package *package in packages) {
4047             pkgCache::PkgIterator iterator = [package iterator];
4048             pkgDepCache::StateCache &state(cache[iterator]);
4049
4050             NSString *name([package name]);
4051
4052             if (state.NewInstall())
4053                 [installing addObject:name];
4054             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4055                 [reinstalling addObject:name];
4056             else if (state.Upgrade())
4057                 [upgrading addObject:name];
4058             else if (state.Downgrade())
4059                 [downgrading addObject:name];
4060             else if (state.Delete()) {
4061                 if ([package essential])
4062                     remove = true;
4063                 [removing addObject:name];
4064             } else continue;
4065
4066             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4067             substrate_ |= DepSubstrate(iterator.CurrentVer());
4068         }
4069
4070         if (!remove)
4071             essential_ = nil;
4072         else if (Advanced_) {
4073             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4074
4075             essential_ = [[UIActionSheet alloc]
4076                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4077                 buttons:[NSArray arrayWithObjects:
4078                     [NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")],
4079                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4080                 nil]
4081                 defaultButtonIndex:0
4082                 delegate:self
4083                 context:@"remove"
4084             ];
4085
4086             [essential_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
4087
4088             [essential_ setDestructiveButtonIndex:1];
4089             [essential_ setBodyText:UCLocalize("REMOVING_ESSENTIALS_EX")];
4090         } else {
4091             essential_ = [[UIActionSheet alloc]
4092                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4093                 buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4094                 defaultButtonIndex:0
4095                 delegate:self
4096                 context:@"unable"
4097             ];
4098
4099             [essential_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
4100
4101             [essential_ setBodyText:UCLocalize("UNABLE_TO_COMPLY_EX")];
4102         }
4103
4104         changes_ = [[NSArray alloc] initWithObjects:
4105             installing,
4106             reinstalling,
4107             upgrading,
4108             downgrading,
4109             removing,
4110         nil];
4111
4112         issues_ = [database_ issues];
4113         if (issues_ != nil)
4114             issues_ = [issues_ retain];
4115
4116         sizes_ = [[NSArray alloc] initWithObjects:
4117             SizeString([database_ fetcher].FetchNeeded()),
4118             SizeString([database_ fetcher].PartialPresent()),
4119             SizeString([database_ cache]->UsrSize()),
4120         nil];
4121
4122         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
4123
4124         [self setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4125     } return self;
4126 }
4127
4128 - (NSString *) backButtonTitle {
4129     return UCLocalize("CONFIRM");
4130 }
4131
4132 - (NSString *) leftButtonTitle {
4133     return [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")];
4134 }
4135
4136 - (id) rightButtonTitle {
4137     return issues_ != nil ? nil : [super rightButtonTitle];
4138 }
4139
4140 - (id) _rightButtonTitle {
4141 #if AlwaysReload || IgnoreInstall
4142     return [super _rightButtonTitle];
4143 #else
4144     return UCLocalize("CONFIRM");
4145 #endif
4146 }
4147
4148 - (void) _leftButtonClicked {
4149     [self cancel];
4150 }
4151
4152 #if !AlwaysReload
4153 - (void) _rightButtonClicked {
4154 #if IgnoreInstall
4155     return [super _rightButtonClicked];
4156 #endif
4157     if (essential_ != nil)
4158         [essential_ popupAlertAnimated:YES];
4159     else {
4160         if (substrate_)
4161             Finish_ = 2;
4162         [delegate_ confirm];
4163     }
4164 }
4165 #endif
4166
4167 @end
4168 /* }}} */
4169
4170 /* Progress Data {{{ */
4171 @interface ProgressData : NSObject {
4172     SEL selector_;
4173     id target_;
4174     id object_;
4175 }
4176
4177 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4178
4179 - (SEL) selector;
4180 - (id) target;
4181 - (id) object;
4182 @end
4183
4184 @implementation ProgressData
4185
4186 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4187     if ((self = [super init]) != nil) {
4188         selector_ = selector;
4189         target_ = target;
4190         object_ = object;
4191     } return self;
4192 }
4193
4194 - (SEL) selector {
4195     return selector_;
4196 }
4197
4198 - (id) target {
4199     return target_;
4200 }
4201
4202 - (id) object {
4203     return object_;
4204 }
4205
4206 @end
4207 /* }}} */
4208 /* Progress View {{{ */
4209 @interface ProgressView : UIView <
4210     ConfigurationDelegate,
4211     ProgressDelegate
4212 > {
4213     _transient Database *database_;
4214     UIView *view_;
4215     UIView *background_;
4216     UITransitionView *transition_;
4217     UIView *overlay_;
4218     UINavigationBar *navbar_;
4219     UIProgressBar *progress_;
4220     UITextView *output_;
4221     UITextLabel *status_;
4222     UIPushButton *close_;
4223     id delegate_;
4224     BOOL running_;
4225     SHA1SumValue springlist_;
4226     SHA1SumValue notifyconf_;
4227     NSString *title_;
4228 }
4229
4230 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate;
4231 - (void) setContentView:(UIView *)view;
4232 - (void) resetView;
4233
4234 - (void) _retachThread;
4235 - (void) _detachNewThreadData:(ProgressData *)data;
4236 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4237
4238 - (BOOL) isRunning;
4239
4240 @end
4241
4242 @protocol ProgressViewDelegate
4243 - (void) progressViewIsComplete:(ProgressView *)sender;
4244 @end
4245
4246 @implementation ProgressView
4247
4248 - (void) dealloc {
4249     [transition_ setDelegate:nil];
4250     [navbar_ setDelegate:nil];
4251
4252     [view_ release];
4253     if (background_ != nil)
4254         [background_ release];
4255     [transition_ release];
4256     [overlay_ release];
4257     [navbar_ release];
4258     [progress_ release];
4259     [output_ release];
4260     [status_ release];
4261     [close_ release];
4262     if (title_ != nil)
4263         [title_ release];
4264     [super dealloc];
4265 }
4266
4267 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
4268     if ((self = [super initWithFrame:frame]) != nil) {
4269         database_ = database;
4270         delegate_ = delegate;
4271
4272         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
4273         [transition_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4274         [transition_ setDelegate:self];
4275
4276         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
4277         [overlay_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4278
4279         background_ = [[UIView alloc] initWithFrame:[self bounds]];
4280         [background_ setBackgroundColor:[UIColor blackColor]];
4281         [self addSubview:background_];
4282
4283         [self addSubview:transition_];
4284
4285         CGSize navsize = [UINavigationBar defaultSize];
4286         CGRect navrect = {{0, 0}, navsize};
4287
4288         navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
4289         [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
4290         [overlay_ addSubview:navbar_];
4291
4292         [navbar_ setBarStyle:1];
4293         [navbar_ setDelegate:self];
4294
4295         UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:nil] autorelease];
4296         [navbar_ pushNavigationItem:navitem];
4297
4298         CGRect bounds = [overlay_ bounds];
4299         CGSize prgsize = [UIProgressBar defaultSize];
4300
4301         CGRect prgrect = {{
4302             (bounds.size.width - prgsize.width) / 2,
4303             bounds.size.height - prgsize.height - 20
4304         }, prgsize};
4305
4306         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
4307         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4308         [progress_ setStyle:0];
4309
4310         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
4311             10,
4312             bounds.size.height - prgsize.height - 50,
4313             bounds.size.width - 20,
4314             24
4315         )];
4316
4317         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4318
4319         [status_ setColor:[UIColor whiteColor]];
4320         [status_ setBackgroundColor:[UIColor clearColor]];
4321
4322         [status_ setCentersHorizontally:YES];
4323         //[status_ setFont:font];
4324
4325         output_ = [[UITextView alloc] initWithFrame:CGRectMake(
4326             10,
4327             navrect.size.height + 20,
4328             bounds.size.width - 20,
4329             bounds.size.height - navsize.height - 62 - navrect.size.height
4330         )];
4331
4332         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4333         [overlay_ addSubview:output_];
4334
4335         //[output_ setTextFont:@"Courier New"];
4336         [output_ setFont:[[output_ font] fontWithSize:12]];
4337
4338         [output_ setTextColor:[UIColor whiteColor]];
4339         [output_ setBackgroundColor:[UIColor clearColor]];
4340
4341         [output_ setMarginTop:0];
4342         [output_ setAllowsRubberBanding:YES];
4343         [output_ setEditable:NO];
4344
4345         close_ = [[UIPushButton alloc] initWithFrame:CGRectMake(
4346             10,
4347             bounds.size.height - prgsize.height - 50,
4348             bounds.size.width - 20,
4349             32 + prgsize.height
4350         )];
4351
4352         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4353
4354         [close_ setAutosizesToFit:NO];
4355         [close_ setDrawsShadow:YES];
4356         [close_ setStretchBackground:YES];
4357         [close_ setEnabled:YES];
4358
4359         UIFont *bold = [UIFont boldSystemFontOfSize:22];
4360         [close_ setTitleFont:bold];
4361
4362         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4363         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4364         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4365     } return self;
4366 }
4367
4368 - (void) setContentView:(UIView *)view {
4369     view_ = [view retain];
4370 }
4371
4372 - (void) resetView {
4373     [transition_ transition:6 toView:view_];
4374 }
4375
4376 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
4377     NSString *context([sheet context]);
4378
4379     if ([context isEqualToString:@"conffile"]) {
4380         FILE *input = [database_ input];
4381
4382         switch (button) {
4383             case 1:
4384                 fprintf(input, "N\n");
4385                 fflush(input);
4386                 break;
4387             case 2:
4388                 fprintf(input, "Y\n");
4389                 fflush(input);
4390                 break;
4391             _nodefault
4392         }
4393
4394         [sheet dismiss];
4395     }
4396 }
4397
4398 - (void) closeButtonPushed {
4399     running_ = NO;
4400
4401     switch (Finish_) {
4402         case 0:
4403             [self resetView];
4404         break;
4405
4406         case 1:
4407             [delegate_ terminateWithSuccess];
4408             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4409                 [delegate_ suspendWithAnimation:YES];
4410             else
4411                 [delegate_ suspend];*/
4412         break;
4413
4414         case 2:
4415             system("launchctl stop com.apple.SpringBoard");
4416         break;
4417
4418         case 3:
4419             system("launchctl unload "SpringBoard_"; launchctl load "SpringBoard_);
4420         break;
4421
4422         case 4:
4423             system("reboot");
4424         break;
4425     }
4426 }
4427
4428 - (void) _retachThread {
4429     UINavigationItem *item([navbar_ topItem]);
4430     [item setTitle:UCLocalize("COMPLETE")];
4431
4432     [overlay_ addSubview:close_];
4433     [progress_ removeFromSuperview];
4434     [status_ removeFromSuperview];
4435
4436     [database_ popErrorWithTitle:title_];
4437     [delegate_ progressViewIsComplete:self];
4438
4439     if (Finish_ < 4) {
4440         FileFd file;
4441         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4442             _error->Discard();
4443         else {
4444             MMap mmap(file, MMap::ReadOnly);
4445             SHA1Summation sha1;
4446             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4447             if (!(notifyconf_ == sha1.Result()))
4448                 Finish_ = 4;
4449         }
4450     }
4451
4452     if (Finish_ < 3) {
4453         FileFd file;
4454         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4455             _error->Discard();
4456         else {
4457             MMap mmap(file, MMap::ReadOnly);
4458             SHA1Summation sha1;
4459             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4460             if (!(springlist_ == sha1.Result()))
4461                 Finish_ = 3;
4462         }
4463     }
4464
4465     switch (Finish_) {
4466         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break;
4467         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4468         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4469         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4470         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4471     }
4472
4473     system("su -c /usr/bin/uicache mobile");
4474
4475     [delegate_ setStatusBarShowsProgress:NO];
4476 }
4477
4478 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4479     [[data target] performSelector:[data selector] withObject:[data object]];
4480     [data release];
4481
4482     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4483 }
4484
4485 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4486     if (title_ != nil)
4487         [title_ release];
4488     if (title == nil)
4489         title_ = nil;
4490     else
4491         title_ = [title retain];
4492
4493     UINavigationItem *item([navbar_ topItem]);
4494     [item setTitle:title_];
4495
4496     [status_ setText:nil];
4497     [output_ setText:@""];
4498     [progress_ setProgress:0];
4499
4500     [close_ removeFromSuperview];
4501     [overlay_ addSubview:progress_];
4502     [overlay_ addSubview:status_];
4503
4504     [delegate_ setStatusBarShowsProgress:YES];
4505     running_ = YES;
4506
4507     {
4508         FileFd file;
4509         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4510             _error->Discard();
4511         else {
4512             MMap mmap(file, MMap::ReadOnly);
4513             SHA1Summation sha1;
4514             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4515             notifyconf_ = sha1.Result();
4516         }
4517     }
4518
4519     {
4520         FileFd file;
4521         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4522             _error->Discard();
4523         else {
4524             MMap mmap(file, MMap::ReadOnly);
4525             SHA1Summation sha1;
4526             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4527             springlist_ = sha1.Result();
4528         }
4529     }
4530
4531     [transition_ transition:6 toView:overlay_];
4532
4533     [NSThread
4534         detachNewThreadSelector:@selector(_detachNewThreadData:)
4535         toTarget:self
4536         withObject:[[ProgressData alloc]
4537             initWithSelector:selector
4538             target:target
4539             object:object
4540         ]
4541     ];
4542 }
4543
4544 - (void) repairWithSelector:(SEL)selector {
4545     [self
4546         detachNewThreadSelector:selector
4547         toTarget:database_
4548         withObject:nil
4549         title:UCLocalize("REPAIRING")
4550     ];
4551 }
4552
4553 - (void) setConfigurationData:(NSString *)data {
4554     [self
4555         performSelectorOnMainThread:@selector(_setConfigurationData:)
4556         withObject:data
4557         waitUntilDone:YES
4558     ];
4559 }
4560
4561 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4562     CYActionSheet *sheet([[[CYActionSheet alloc]
4563         initWithTitle:title
4564         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4565         defaultButtonIndex:0
4566     ] autorelease]);
4567
4568     [sheet setBodyText:error];
4569     [sheet yieldToPopupAlertAnimated:YES];
4570     [sheet dismiss];
4571 }
4572
4573 - (void) setProgressTitle:(NSString *)title {
4574     [self
4575         performSelectorOnMainThread:@selector(_setProgressTitle:)
4576         withObject:title
4577         waitUntilDone:YES
4578     ];
4579 }
4580
4581 - (void) setProgressPercent:(float)percent {
4582     [self
4583         performSelectorOnMainThread:@selector(_setProgressPercent:)
4584         withObject:[NSNumber numberWithFloat:percent]
4585         waitUntilDone:YES
4586     ];
4587 }
4588
4589 - (void) startProgress {
4590 }
4591
4592 - (void) addProgressOutput:(NSString *)output {
4593     [self
4594         performSelectorOnMainThread:@selector(_addProgressOutput:)
4595         withObject:output
4596         waitUntilDone:YES
4597     ];
4598 }
4599
4600 - (bool) isCancelling:(size_t)received {
4601     return false;
4602 }
4603
4604 - (void) _setConfigurationData:(NSString *)data {
4605     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4606
4607     if (!conffile_r(data)) {
4608         lprintf("E:invalid conffile\n");
4609         return;
4610     }
4611
4612     NSString *ofile = conffile_r[1];
4613     //NSString *nfile = conffile_r[2];
4614
4615     UIActionSheet *sheet = [[[UIActionSheet alloc]
4616         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4617         buttons:[NSArray arrayWithObjects:
4618             UCLocalize("KEEP_OLD_COPY"),
4619             UCLocalize("ACCEPT_NEW_COPY"),
4620             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4621         nil]
4622         defaultButtonIndex:0
4623         delegate:self
4624         context:@"conffile"
4625     ] autorelease];
4626
4627     [sheet setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
4628
4629     [sheet setBodyText:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]];
4630     [sheet popupAlertAnimated:YES];
4631 }
4632
4633 - (void) _setProgressTitle:(NSString *)title {
4634     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4635     for (size_t i(0), e([words count]); i != e; ++i) {
4636         NSString *word([words objectAtIndex:i]);
4637         if (Package *package = [database_ packageWithName:word])
4638             [words replaceObjectAtIndex:i withObject:[package name]];
4639     }
4640
4641     [status_ setText:[words componentsJoinedByString:@" "]];
4642 }
4643
4644 - (void) _setProgressPercent:(NSNumber *)percent {
4645     [progress_ setProgress:[percent floatValue]];
4646 }
4647
4648 - (void) _addProgressOutput:(NSString *)output {
4649     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4650     CGSize size = [output_ contentSize];
4651     CGRect rect = {{0, size.height}, {size.width, 0}};
4652     [output_ scrollRectToVisible:rect animated:YES];
4653 }
4654
4655 - (BOOL) isRunning {
4656     return running_;
4657 }
4658
4659 @end
4660 /* }}} */
4661
4662 /* Package Cell {{{ */
4663 @interface ContentView : UIView {
4664     _transient id delegate_;
4665 }
4666
4667 @end
4668
4669 @interface PackageCell : UITableViewCell {
4670     UIImage *icon_;
4671     NSString *name_;
4672     NSString *description_;
4673     bool commercial_;
4674     NSString *source_;
4675     UIImage *badge_;
4676     Package *package_;
4677     UIColor *color_;
4678     ContentView *content_;
4679     BOOL faded_;
4680     float fade_;
4681     UIImage *placard_;
4682 }
4683
4684 - (PackageCell *) init;
4685 - (void) setPackage:(Package *)package;
4686
4687 + (int) heightForPackage:(Package *)package;
4688 - (void) drawContentRect:(CGRect)rect;
4689
4690 @end
4691
4692 @implementation ContentView
4693
4694 - (id) initWithFrame:(CGRect)frame {
4695     if ((self = [super initWithFrame:frame]) != nil) {
4696     } return self;
4697 }
4698
4699 - (void) setDelegate:(id)delegate {
4700     delegate_ = delegate;
4701 }
4702
4703 /* Fix landscape: redraw when frame changes. */
4704 - (void) setFrame:(CGRect)frame {
4705         [super setFrame:frame];
4706         [self setNeedsDisplay];
4707 }
4708
4709 - (void) drawRect:(CGRect)rect {
4710     [super drawRect:rect];
4711     [delegate_ drawContentRect:rect];
4712 }
4713
4714 @end
4715
4716 @implementation PackageCell
4717
4718 - (void) clearPackage {
4719     if (icon_ != nil) {
4720         [icon_ release];
4721         icon_ = nil;
4722     }
4723
4724     if (name_ != nil) {
4725         [name_ release];
4726         name_ = nil;
4727     }
4728
4729     if (description_ != nil) {
4730         [description_ release];
4731         description_ = nil;
4732     }
4733
4734     if (source_ != nil) {
4735         [source_ release];
4736         source_ = nil;
4737     }
4738
4739     if (badge_ != nil) {
4740         [badge_ release];
4741         badge_ = nil;
4742     }
4743
4744     if (placard_ != nil) {
4745         [placard_ release];
4746         placard_ = nil;
4747     }
4748
4749     [package_ release];
4750     package_ = nil;
4751 }
4752
4753 - (void) dealloc {
4754     [self clearPackage];
4755     [content_ release];
4756     [color_ release];
4757     [super dealloc];
4758 }
4759
4760 - (float) fade {
4761     return faded_ ? [self selectionPercent] : fade_;
4762 }
4763
4764 - (PackageCell *) init {
4765     CGRect frame(CGRectMake(0, 0, 320, 74));
4766     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
4767         UIView *content([self contentView]);
4768         CGRect bounds([content bounds]);
4769
4770         content_ = [[ContentView alloc] initWithFrame:bounds];
4771         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4772         [content addSubview:content_];
4773
4774         [content_ setDelegate:self];
4775         [content_ setOpaque:YES];
4776         if ([self respondsToSelector:@selector(selectionPercent)])
4777             faded_ = YES;
4778
4779         [self setNeedsDisplayOnBoundsChange:YES];
4780     } return self;
4781 }
4782
4783 - (void) _setBackgroundColor {
4784     UIColor *color;
4785     if (NSString *mode = [package_ mode]) {
4786         bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4787         color = remove ? RemovingColor_ : InstallingColor_;
4788     } else
4789         color = [UIColor whiteColor];
4790
4791     [content_ setBackgroundColor:color];
4792     [self setNeedsDisplay];
4793 }
4794
4795 - (void) setPackage:(Package *)package {
4796     [self clearPackage];
4797     [package parse];
4798
4799     Source *source = [package source];
4800
4801     icon_ = [[package icon] retain];
4802     name_ = [[package name] retain];
4803
4804     if (IsWildcat_)
4805         description_ = [package longDescription];
4806     if (description_ == nil)
4807         description_ = [package shortDescription];
4808     if (description_ != nil)
4809         description_ = [description_ retain];
4810
4811     commercial_ = [package isCommercial];
4812
4813     package_ = [package retain];
4814
4815     NSString *label = nil;
4816     bool trusted = false;
4817
4818     if (source != nil) {
4819         label = [source label];
4820         trusted = [source trusted];
4821     } else if ([[package id] isEqualToString:@"firmware"])
4822         label = UCLocalize("APPLE");
4823     else
4824         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4825
4826     NSString *from(label);
4827
4828     NSString *section = [package simpleSection];
4829     if (section != nil && ![section isEqualToString:label]) {
4830         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4831         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4832     }
4833
4834     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
4835     source_ = [from retain];
4836
4837     if (NSString *purpose = [package primaryPurpose])
4838         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
4839             badge_ = [badge_ retain];
4840
4841     if ([package installed] != nil)
4842         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/installed.png", App_]]) != nil)
4843             placard_ = [placard_ retain];
4844
4845     [self _setBackgroundColor];
4846     [content_ setNeedsDisplay];
4847 }
4848
4849 - (void) drawContentRect:(CGRect)rect {
4850     bool selected([self isSelected]);
4851     float width([self bounds].size.width);
4852
4853 #if 0
4854     CGContextRef context(UIGraphicsGetCurrentContext());
4855     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
4856     CGContextFillRect(context, rect);
4857 #endif
4858
4859     if (icon_ != nil) {
4860         CGRect rect;
4861         rect.size = [icon_ size];
4862
4863         rect.size.width /= 2;
4864         rect.size.height /= 2;
4865
4866         rect.origin.x = 25 - rect.size.width / 2;
4867         rect.origin.y = 25 - rect.size.height / 2;
4868
4869         [icon_ drawInRect:rect];
4870     }
4871
4872     if (badge_ != nil) {
4873         CGSize size = [badge_ size];
4874
4875         [badge_ drawAtPoint:CGPointMake(
4876             36 - size.width / 2,
4877             36 - size.height / 2
4878         )];
4879     }
4880
4881     if (selected)
4882         UISetColor(White_);
4883
4884     if (!selected)
4885         UISetColor(commercial_ ? Purple_ : Black_);
4886     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ ellipsis:2];
4887     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ ellipsis:2];
4888
4889     if (!selected)
4890         UISetColor(commercial_ ? Purplish_ : Gray_);
4891     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ ellipsis:2];
4892
4893     if (placard_ != nil)
4894         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
4895 }
4896
4897 - (void) setSelected:(BOOL)selected animated:(BOOL)fade {
4898     //[self _setBackgroundColor];
4899     [super setSelected:selected animated:fade];
4900     [content_ setNeedsDisplay];
4901 }
4902
4903 + (int) heightForPackage:(Package *)package {
4904     return 73;
4905 }
4906
4907 @end
4908 /* }}} */
4909 /* Section Cell {{{ */
4910 @interface SectionCell : UISimpleTableCell {
4911     NSString *basic_;
4912     NSString *section_;
4913     NSString *name_;
4914     NSString *count_;
4915     UIImage *icon_;
4916     _UISwitchSlider *switch_;
4917     BOOL editing_;
4918 }
4919
4920 - (id) init;
4921 - (void) setSection:(Section *)section editing:(BOOL)editing;
4922
4923 @end
4924
4925 @implementation SectionCell
4926
4927 - (void) clearSection {
4928     if (basic_ != nil) {
4929         [basic_ release];
4930         basic_ = nil;
4931     }
4932
4933     if (section_ != nil) {
4934         [section_ release];
4935         section_ = nil;
4936     }
4937
4938     if (name_ != nil) {
4939         [name_ release];
4940         name_ = nil;
4941     }
4942
4943     if (count_ != nil) {
4944         [count_ release];
4945         count_ = nil;
4946     }
4947 }
4948
4949 - (void) dealloc {
4950     [self clearSection];
4951     [icon_ release];
4952     [switch_ release];
4953     [super dealloc];
4954 }
4955
4956 - (id) init {
4957     if ((self = [super init]) != nil) {
4958         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
4959         switch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
4960         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventTouchUpInside];
4961     } return self;
4962 }
4963
4964 - (void) onSwitch:(id)sender {
4965     NSMutableDictionary *metadata = [Sections_ objectForKey:basic_];
4966     if (metadata == nil) {
4967         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
4968         [Sections_ setObject:metadata forKey:basic_];
4969     }
4970
4971     Changed_ = true;
4972     [metadata setObject:[NSNumber numberWithBool:([switch_ value] == 0)] forKey:@"Hidden"];
4973 }
4974
4975 - (void) setSection:(Section *)section editing:(BOOL)editing {
4976     if (editing != editing_) {
4977         if (editing_)
4978             [switch_ removeFromSuperview];
4979         else
4980             [self addSubview:switch_];
4981         editing_ = editing;
4982     }
4983
4984     [self clearSection];
4985
4986     if (section == nil) {
4987         name_ = [UCLocalize("ALL_PACKAGES") retain];
4988         count_ = nil;
4989     } else {
4990         basic_ = [section name];
4991         if (basic_ != nil)
4992             basic_ = [basic_ retain];
4993
4994         section_ = [section localized];
4995         if (section_ != nil)
4996             section_ = [section_ retain];
4997
4998         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
4999         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5000
5001         if (editing_)
5002             [switch_ setValue:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5003     }
5004 }
5005
5006 - (void) setFrame:(CGRect)frame {
5007     [super setFrame:frame];
5008     CGRect rect([switch_ frame]);
5009     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5010 }
5011
5012 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
5013     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5014
5015     if (selected)
5016         UISetColor(White_);
5017
5018     if (!selected)
5019         UISetColor(Black_);
5020
5021     float width(rect.size.width + 23);
5022     if (editing_)
5023         width -= 110;
5024
5025     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ ellipsis:2];
5026
5027     CGSize size = [count_ sizeWithFont:Font14_];
5028
5029     UISetColor(White_);
5030     if (count_ != nil)
5031         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5032
5033     [super drawContentInRect:rect selected:selected];
5034 }
5035
5036 @end
5037 /* }}} */
5038
5039 /* File Table {{{ */
5040 @interface FileTable : RVPage {
5041     _transient Database *database_;
5042     Package *package_;
5043     NSString *name_;
5044     NSMutableArray *files_;
5045     UITable *list_;
5046 }
5047
5048 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5049 - (void) setPackage:(Package *)package;
5050
5051 @end
5052
5053 @implementation FileTable
5054
5055 - (void) dealloc {
5056     if (package_ != nil)
5057         [package_ release];
5058     if (name_ != nil)
5059         [name_ release];
5060     [files_ release];
5061     [list_ release];
5062     [super dealloc];
5063 }
5064
5065 - (int) numberOfRowsInTable:(UITable *)table {
5066     return files_ == nil ? 0 : [files_ count];
5067 }
5068
5069 - (float) table:(UITable *)table heightForRow:(int)row {
5070     return 24;
5071 }
5072
5073 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
5074     if (reusing == nil) {
5075         reusing = [[[UIImageAndTextTableCell alloc] init] autorelease];
5076         UIFont *font = [UIFont systemFontOfSize:16];
5077         [[(UIImageAndTextTableCell *)reusing titleTextLabel] setFont:font];
5078     }
5079     [(UIImageAndTextTableCell *)reusing setTitle:[files_ objectAtIndex:row]];
5080     return reusing;
5081 }
5082
5083 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
5084     return NO;
5085 }
5086
5087 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5088     if ((self = [super initWithBook:book]) != nil) {
5089         database_ = database;
5090
5091         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5092
5093         list_ = [[UITable alloc] initWithFrame:[self bounds]];
5094         [self addSubview:list_];
5095
5096         UITableColumn *column = [[[UITableColumn alloc]
5097             initWithTitle:UCLocalize("NAME")
5098             identifier:@"name"
5099             width:[self frame].size.width
5100         ] autorelease];
5101
5102         [list_ setDataSource:self];
5103         [list_ setSeparatorStyle:1];
5104         [list_ addTableColumn:column];
5105         [list_ setDelegate:self];
5106         [list_ setReusesTableCells:YES];
5107
5108                 [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5109         [self setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5110     } return self;
5111 }
5112
5113 - (void) setPackage:(Package *)package {
5114     if (package_ != nil) {
5115         [package_ autorelease];
5116         package_ = nil;
5117     }
5118
5119     if (name_ != nil) {
5120         [name_ release];
5121         name_ = nil;
5122     }
5123
5124     [files_ removeAllObjects];
5125
5126     if (package != nil) {
5127         package_ = [package retain];
5128         name_ = [[package id] retain];
5129
5130         if (NSArray *files = [package files])
5131             [files_ addObjectsFromArray:files];
5132
5133         if ([files_ count] != 0) {
5134             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5135                 [files_ removeObjectAtIndex:0];
5136             [files_ sortUsingSelector:@selector(compareByPath:)];
5137
5138             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5139             [stack addObject:@"/"];
5140
5141             for (int i(0), e([files_ count]); i != e; ++i) {
5142                 NSString *file = [files_ objectAtIndex:i];
5143                 while (![file hasPrefix:[stack lastObject]])
5144                     [stack removeLastObject];
5145                 NSString *directory = [stack lastObject];
5146                 [stack addObject:[file stringByAppendingString:@"/"]];
5147                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5148                     ([stack count] - 2) * 3, "",
5149                     [file substringFromIndex:[directory length]]
5150                 ]];
5151             }
5152         }
5153     }
5154
5155     [list_ reloadData];
5156 }
5157
5158 - (void) resetViewAnimated:(BOOL)animated {
5159     [list_ resetViewAnimated:animated];
5160 }
5161
5162 - (void) reloadData {
5163     [self setPackage:[database_ packageWithName:name_]];
5164     [self reloadButtons];
5165 }
5166
5167 - (NSString *) title {
5168     return UCLocalize("INSTALLED_FILES");
5169 }
5170
5171 - (NSString *) backButtonTitle {
5172     return UCLocalize("FILES");
5173 }
5174
5175 @end
5176 /* }}} */
5177 /* Package View {{{ */
5178 @interface PackageView : CydiaBrowserView {
5179     _transient Database *database_;
5180     Package *package_;
5181     NSString *name_;
5182     bool commercial_;
5183     NSMutableArray *buttons_;
5184 }
5185
5186 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5187 - (void) setPackage:(Package *)package;
5188
5189 @end
5190
5191 @implementation PackageView
5192
5193 - (void) dealloc {
5194     if (package_ != nil)
5195         [package_ release];
5196     if (name_ != nil)
5197         [name_ release];
5198     [buttons_ release];
5199     [super dealloc];
5200 }
5201
5202 - (void) release {
5203     if ([self retainCount] == 1)
5204         [delegate_ setPackageView:self];
5205     [super release];
5206 }
5207
5208 /* XXX: this is not safe at all... localization of /fail/ */
5209 - (void) _clickButtonWithName:(NSString *)name {
5210     if ([name isEqualToString:UCLocalize("CLEAR")])
5211         [delegate_ clearPackage:package_];
5212     else if ([name isEqualToString:UCLocalize("INSTALL")])
5213         [delegate_ installPackage:package_];
5214     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5215         [delegate_ installPackage:package_];
5216     else if ([name isEqualToString:UCLocalize("REMOVE")])
5217         [delegate_ removePackage:package_];
5218     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5219         [delegate_ installPackage:package_];
5220     else _assert(false);
5221 }
5222
5223 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5224     NSString *context([sheet context]);
5225
5226     if ([context isEqualToString:@"modify"]) {
5227         int count = [buttons_ count];
5228         _assert(count != 0);
5229         _assert(button <= count + 1);
5230
5231         if (count != button - 1)
5232             [self _clickButtonWithName:[buttons_ objectAtIndex:(button - 1)]];
5233
5234         [sheet dismiss];
5235     } else
5236         [super alertSheet:sheet buttonClicked:button];
5237 }
5238
5239 - (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
5240     return [super webView:sender didFinishLoadForFrame:frame];
5241 }
5242
5243 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5244     [super webView:sender didClearWindowObject:window forFrame:frame];
5245     [window setValue:package_ forKey:@"package"];
5246 }
5247
5248 - (bool) _allowJavaScriptPanel {
5249     return commercial_;
5250 }
5251
5252 #if !AlwaysReload
5253 - (void) __rightButtonClicked {
5254     int count([buttons_ count]);
5255     if (count == 0)
5256         return;
5257
5258     if (count == 1)
5259         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5260     else {
5261         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:(count + 1)];
5262         [buttons addObjectsFromArray:buttons_];
5263         [buttons addObject:UCLocalize("CANCEL")];
5264
5265         [delegate_ slideUp:[[[UIActionSheet alloc]
5266             initWithTitle:nil
5267             buttons:buttons
5268             defaultButtonIndex:([buttons count] - 1)
5269             delegate:self
5270             context:@"modify"
5271         ] autorelease]];
5272     }
5273 }
5274
5275 - (void) _rightButtonClicked {
5276     if (commercial_)
5277         [super _rightButtonClicked];
5278     else
5279         [self __rightButtonClicked];
5280 }
5281 #endif
5282
5283 - (id) _rightButtonTitle {
5284     int count = [buttons_ count];
5285     return count == 0 ? nil : count != 1 ? UCLocalize("MODIFY") : [buttons_ objectAtIndex:0];
5286 }
5287
5288 - (NSString *) backButtonTitle {
5289     return @"Details";
5290 }
5291
5292 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5293     if ((self = [super initWithBook:book]) != nil) {
5294         database_ = database;
5295         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5296         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5297     } return self;
5298 }
5299
5300 - (void) setPackage:(Package *)package {
5301     if (package_ != nil) {
5302         [package_ autorelease];
5303         package_ = nil;
5304     }
5305
5306     if (name_ != nil) {
5307         [name_ release];
5308         name_ = nil;
5309     }
5310
5311     [buttons_ removeAllObjects];
5312
5313     if (package != nil) {
5314         [package parse];
5315
5316         package_ = [package retain];
5317         name_ = [[package id] retain];
5318         commercial_ = [package isCommercial];
5319
5320         if ([package_ mode] != nil)
5321             [buttons_ addObject:UCLocalize("CLEAR")];
5322         if ([package_ source] == nil);
5323         else if ([package_ upgradableAndEssential:NO])
5324             [buttons_ addObject:UCLocalize("UPGRADE")];
5325         else if ([package_ uninstalled])
5326             [buttons_ addObject:UCLocalize("INSTALL")];
5327         else
5328             [buttons_ addObject:UCLocalize("REINSTALL")];
5329         if (![package_ uninstalled])
5330             [buttons_ addObject:UCLocalize("REMOVE")];
5331
5332         if (special_ != NULL) {
5333             CGRect frame([document_ frame]);
5334             frame.size.width = 320;
5335             frame.size.height = 0;
5336             [document_ setFrame:frame];
5337
5338             if ([scroller_ respondsToSelector:@selector(scrollPointVisibleAtTopLeft:)])
5339                 [scroller_ scrollPointVisibleAtTopLeft:CGPointZero];
5340             else
5341                 [scroller_ scrollRectToVisible:CGRectZero animated:NO];
5342
5343             WebThreadLock();
5344             [[[document_ webView] windowScriptObject] setValue:package_ forKey:@"package"];
5345
5346             [self setButtonTitle:nil withStyle:nil toFunction:nil];
5347
5348             [self setFinishHook:nil];
5349             [self setPopupHook:nil];
5350             WebThreadUnlock();
5351
5352             //[self yieldToSelector:@selector(callFunction:) withObject:special_];
5353             [super callFunction:special_];
5354         }
5355     }
5356
5357     [self reloadButtons];
5358 }
5359
5360 - (bool) isLoading {
5361     return commercial_ ? [super isLoading] : false;
5362 }
5363
5364 - (void) reloadData {
5365     [self setPackage:[database_ packageWithName:name_]];
5366 }
5367
5368 @end
5369 /* }}} */
5370 /* Package Table {{{ */
5371 @interface PackageTable : RVPage {
5372     _transient Database *database_;
5373     NSString *title_;
5374     NSMutableArray *packages_;
5375     NSMutableArray *sections_;
5376     UITableView *list_;
5377     NSMutableArray *index_;
5378     NSMutableDictionary *indices_;
5379 }
5380
5381 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title;
5382
5383 - (void) setDelegate:(id)delegate;
5384
5385 - (void) reloadData;
5386 - (void) resetCursor;
5387
5388 - (UITableView *) list;
5389
5390 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5391
5392 @end
5393
5394 @implementation PackageTable
5395
5396 - (void) dealloc {
5397     [list_ setDataSource:nil];
5398
5399     [title_ release];
5400     [packages_ release];
5401     [sections_ release];
5402     [list_ release];
5403     [index_ release];
5404     [indices_ release];
5405     [super dealloc];
5406 }
5407
5408 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5409     NSInteger count([sections_ count]);
5410     return count == 0 ? 1 : count;
5411 }
5412
5413 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5414     if ([sections_ count] == 0)
5415         return nil;
5416     return [[sections_ objectAtIndex:section] name];
5417 }
5418
5419 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5420     if ([sections_ count] == 0)
5421         return 0;
5422     return [[sections_ objectAtIndex:section] count];
5423 }
5424
5425 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5426     Section *section([sections_ objectAtIndex:[path section]]);
5427     NSInteger row([path row]);
5428     Package *package([packages_ objectAtIndex:([section row] + row)]);
5429     return package;
5430 }
5431
5432 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5433     PackageCell *cell([table dequeueReusableCellWithIdentifier:@"Package"]);
5434     if (cell == nil)
5435         cell = [[[PackageCell alloc] init] autorelease];
5436     [cell setPackage:[self packageAtIndexPath:path]];
5437     return cell;
5438 }
5439
5440 - (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
5441     return 73;
5442     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
5443 }
5444
5445 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
5446     Package *package([self packageAtIndexPath:path]);
5447     package = [database_ packageWithName:[package id]];
5448     PackageView *view([delegate_ packageView]);
5449     [view setPackage:package];
5450     [view setDelegate:delegate_];
5451     [book_ pushPage:view];
5452     return path;
5453 }
5454
5455 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5456     return [packages_ count] > 20 ? index_ : nil;
5457 }
5458
5459 - (NSInteger)tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5460     return index;
5461 }
5462
5463 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title {
5464     if ((self = [super initWithBook:book]) != nil) {
5465         database_ = database;
5466         title_ = [title retain];
5467
5468         index_ = [[NSMutableArray alloc] initWithCapacity:32];
5469         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5470
5471         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5472         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5473
5474         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
5475         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5476         [self addSubview:list_];
5477
5478         [list_ setDataSource:self];
5479         [list_ setDelegate:self];
5480
5481         [self setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5482     } return self;
5483 }
5484
5485 - (void) setDelegate:(id)delegate {
5486     delegate_ = delegate;
5487 }
5488
5489 - (bool) hasPackage:(Package *)package {
5490     return true;
5491 }
5492
5493 - (void) reloadData {
5494     NSArray *packages = [database_ packages];
5495
5496     [packages_ removeAllObjects];
5497     [sections_ removeAllObjects];
5498
5499     _profile(PackageTable$reloadData$Filter)
5500         for (Package *package in packages)
5501             if ([self hasPackage:package])
5502                 [packages_ addObject:package];
5503     _end
5504
5505     [index_ removeAllObjects];
5506     [indices_ removeAllObjects];
5507
5508     Section *section = nil;
5509
5510     _profile(PackageTable$reloadData$Section)
5511         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5512             Package *package;
5513             unichar index;
5514
5515             _profile(PackageTable$reloadData$Section$Package)
5516                 package = [packages_ objectAtIndex:offset];
5517                 index = [package index];
5518             _end
5519
5520             if (section == nil || [section index] != index) {
5521                 _profile(PackageTable$reloadData$Section$Allocate)
5522                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5523                 _end
5524
5525                 [index_ addObject:[section name]];
5526                 //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5527
5528                 _profile(PackageTable$reloadData$Section$Add)
5529                     [sections_ addObject:section];
5530                 _end
5531             }
5532
5533             [section addToCount];
5534         }
5535     _end
5536
5537     _profile(PackageTable$reloadData$List)
5538         [list_ reloadData];
5539     _end
5540 }
5541
5542 - (NSString *) title {
5543     return title_;
5544 }
5545
5546 - (void) resetViewAnimated:(BOOL)animated {
5547     [list_ resetViewAnimated:animated];
5548 }
5549
5550 - (void) resetCursor {
5551     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5552 }
5553
5554 - (UITableView *) list {
5555     return list_;
5556 }
5557
5558 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5559     //XXX:[list_ setShouldHideHeaderInShortLists:hide];
5560 }
5561
5562 @end
5563 /* }}} */
5564 /* Filtered Package Table {{{ */
5565 @interface FilteredPackageTable : PackageTable {
5566     SEL filter_;
5567     IMP imp_;
5568     id object_;
5569 }
5570
5571 - (void) setObject:(id)object;
5572 - (void) setObject:(id)object forFilter:(SEL)filter;
5573
5574 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5575
5576 @end
5577
5578 @implementation FilteredPackageTable
5579
5580 - (void) dealloc {
5581     if (object_ != nil)
5582         [object_ release];
5583     [super dealloc];
5584 }
5585
5586 - (void) setFilter:(SEL)filter {
5587     filter_ = filter;
5588
5589     /* XXX: this is an unsafe optimization of doomy hell */
5590     Method method(class_getInstanceMethod([Package class], filter));
5591     _assert(method != NULL);
5592     imp_ = method_getImplementation(method);
5593     _assert(imp_ != NULL);
5594 }
5595
5596 - (void) setObject:(id)object {
5597     if (object_ != nil)
5598         [object_ release];
5599     if (object == nil)
5600         object_ = nil;
5601     else
5602         object_ = [object retain];
5603 }
5604
5605 - (void) setObject:(id)object forFilter:(SEL)filter {
5606     [self setFilter:filter];
5607     [self setObject:object];
5608
5609 }
5610
5611 - (bool) hasPackage:(Package *)package {
5612     _profile(FilteredPackageTable$hasPackage)
5613         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5614     _end
5615 }
5616
5617 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5618     if ((self = [super initWithBook:book database:database title:title]) != nil) {
5619         [self setFilter:filter];
5620         object_ = object == nil ? nil : [object retain];
5621         [self reloadData];
5622     } return self;
5623 }
5624
5625 @end
5626 /* }}} */
5627
5628 /* Add Source View {{{ */
5629 @interface AddSourceView : RVPage {
5630     _transient Database *database_;
5631 }
5632
5633 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5634
5635 @end
5636
5637 @implementation AddSourceView
5638
5639 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5640     if ((self = [super initWithBook:book]) != nil) {
5641         database_ = database;
5642     } return self;
5643 }
5644
5645 @end
5646 /* }}} */
5647 /* Source Cell {{{ */
5648 @interface SourceCell : UITableCell {
5649     UIImage *icon_;
5650     NSString *origin_;
5651     NSString *description_;
5652     NSString *label_;
5653 }
5654
5655 - (void) dealloc;
5656
5657 - (SourceCell *) initWithSource:(Source *)source;
5658
5659 @end
5660
5661 @implementation SourceCell
5662
5663 - (void) dealloc {
5664     [icon_ release];
5665     [origin_ release];
5666     [description_ release];
5667     [label_ release];
5668     [super dealloc];
5669 }
5670
5671 - (SourceCell *) initWithSource:(Source *)source {
5672     if ((self = [super init]) != nil) {
5673         if (icon_ == nil)
5674             icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5675         if (icon_ == nil)
5676             icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5677         icon_ = [icon_ retain];
5678
5679         origin_ = [[source name] retain];
5680         label_ = [[source uri] retain];
5681         description_ = [[source description] retain];
5682     } return self;
5683 }
5684
5685 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
5686     float width(rect.size.width);
5687
5688     if (icon_ != nil)
5689         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5690
5691     if (selected)
5692         UISetColor(White_);
5693
5694     if (!selected)
5695         UISetColor(Black_);
5696     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ ellipsis:2];
5697
5698     if (!selected)
5699         UISetColor(Blue_);
5700     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ ellipsis:2];
5701
5702     if (!selected)
5703         UISetColor(Gray_);
5704     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 40) withFont:Font14_ ellipsis:2];
5705
5706     [super drawContentInRect:rect selected:selected];
5707 }
5708
5709 @end
5710 /* }}} */
5711 /* Source Table {{{ */
5712 @interface SourceTable : RVPage {
5713     _transient Database *database_;
5714     UISectionList *list_;
5715     NSMutableArray *sources_;
5716     UIActionSheet *alert_;
5717     int offset_;
5718
5719     NSString *href_;
5720     UIProgressHUD *hud_;
5721     NSError *error_;
5722
5723     //NSURLConnection *installer_;
5724     NSURLConnection *trivial_;
5725     NSURLConnection *trivial_bz2_;
5726     NSURLConnection *trivial_gz_;
5727     //NSURLConnection *automatic_;
5728
5729     BOOL cydia_;
5730 }
5731
5732 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5733
5734 @end
5735
5736 @implementation SourceTable
5737
5738 - (void) _deallocConnection:(NSURLConnection *)connection {
5739     if (connection != nil) {
5740         [connection cancel];
5741         //[connection setDelegate:nil];
5742         [connection release];
5743     }
5744 }
5745
5746 - (void) dealloc {
5747     [[list_ table] setDelegate:nil];
5748     [list_ setDataSource:nil];
5749
5750     if (href_ != nil)
5751         [href_ release];
5752     if (hud_ != nil)
5753         [hud_ release];
5754     if (error_ != nil)
5755         [error_ release];
5756
5757     //[self _deallocConnection:installer_];
5758     [self _deallocConnection:trivial_];
5759     [self _deallocConnection:trivial_gz_];
5760     [self _deallocConnection:trivial_bz2_];
5761     //[self _deallocConnection:automatic_];
5762
5763     [sources_ release];
5764     [list_ release];
5765     [super dealloc];
5766 }
5767
5768 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5769     return offset_ == 0 ? 1 : 2;
5770 }
5771
5772 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5773     switch (section + (offset_ == 0 ? 1 : 0)) {
5774         case 0: return UCLocalize("ENTERED_BY_USER");
5775         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
5776
5777         _nodefault
5778     }
5779 }
5780
5781 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5782     switch (section + (offset_ == 0 ? 1 : 0)) {
5783         case 0: return 0;
5784         case 1: return offset_;
5785
5786         _nodefault
5787     }
5788 }
5789
5790 - (int) numberOfRowsInTable:(UITable *)table {
5791     return [sources_ count];
5792 }
5793
5794 - (float) table:(UITable *)table heightForRow:(int)row {
5795     Source *source = [sources_ objectAtIndex:row];
5796     return [source description] == nil ? 56 : 73;
5797 }
5798
5799 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
5800     Source *source = [sources_ objectAtIndex:row];
5801     // XXX: weird warning, stupid selectors ;P
5802     return [[[SourceCell alloc] initWithSource:(id)source] autorelease];
5803 }
5804
5805 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5806     return YES;
5807 }
5808
5809 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
5810     return YES;
5811 }
5812
5813 - (void) tableRowSelected:(NSNotification*)notification {
5814     UITable *table([list_ table]);
5815     int row([table selectedRow]);
5816     if (row == INT_MAX)
5817         return;
5818
5819     Source *source = [sources_ objectAtIndex:row];
5820
5821     PackageTable *packages = [[[FilteredPackageTable alloc]
5822         initWithBook:book_
5823         database:database_
5824         title:[source label]
5825         filter:@selector(isVisibleInSource:)
5826         with:source
5827     ] autorelease];
5828
5829     [packages setDelegate:delegate_];
5830
5831     [book_ pushPage:packages];
5832 }
5833
5834 - (BOOL) table:(UITable *)table canDeleteRow:(int)row {
5835     Source *source = [sources_ objectAtIndex:row];
5836     return [source record] != nil;
5837 }
5838
5839 - (void) table:(UITable *)table willSwipeToDeleteRow:(int)row {
5840     [[list_ table] setDeleteConfirmationRow:row];
5841 }
5842
5843 - (void) table:(UITable *)table deleteRow:(int)row {
5844     Source *source = [sources_ objectAtIndex:row];
5845     [Sources_ removeObjectForKey:[source key]];
5846     [delegate_ syncData];
5847 }
5848
5849 - (void) complete {
5850     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
5851         @"deb", @"Type",
5852         href_, @"URI",
5853         @"./", @"Distribution",
5854     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
5855
5856     [delegate_ syncData];
5857 }
5858
5859 - (NSString *) getWarning {
5860     NSString *href(href_);
5861     NSRange colon([href rangeOfString:@"://"]);
5862     if (colon.location != NSNotFound)
5863         href = [href substringFromIndex:(colon.location + 3)];
5864     href = [href stringByAddingPercentEscapes];
5865     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
5866     href = [href stringByCachingURLWithCurrentCDN];
5867
5868     NSURL *url([NSURL URLWithString:href]);
5869
5870     NSStringEncoding encoding;
5871     NSError *error(nil);
5872
5873     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
5874         return [warning length] == 0 ? nil : warning;
5875     return nil;
5876 }
5877
5878 - (void) _endConnection:(NSURLConnection *)connection {
5879     NSURLConnection **field = NULL;
5880     if (connection == trivial_)
5881         field = &trivial_;
5882     else if (connection == trivial_bz2_)
5883         field = &trivial_bz2_;
5884     else if (connection == trivial_gz_)
5885         field = &trivial_gz_;
5886     _assert(field != NULL);
5887     [connection release];
5888     *field = nil;
5889
5890     if (
5891         trivial_ == nil &&
5892         trivial_bz2_ == nil &&
5893         trivial_gz_ == nil
5894     ) {
5895         bool defer(false);
5896
5897         if (cydia_) {
5898             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
5899                 defer = true;
5900
5901                 UIActionSheet *sheet = [[[UIActionSheet alloc]
5902                     initWithTitle:UCLocalize("SOURCE_WARNING")
5903                     buttons:[NSArray arrayWithObjects:UCLocalize("ADD_ANYWAY"), UCLocalize("CANCEL"), nil]
5904                     defaultButtonIndex:0
5905                     delegate:self
5906                     context:@"warning"
5907                 ] autorelease];
5908
5909                 [sheet setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
5910
5911                 [sheet setNumberOfRows:1];
5912                 [sheet setBodyText:warning];
5913                 [sheet popupAlertAnimated:YES];
5914             } else
5915                 [self complete];
5916         } else if (error_ != nil) {
5917             UIActionSheet *sheet = [[[UIActionSheet alloc]
5918                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
5919                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5920                 defaultButtonIndex:0
5921                 delegate:self
5922                 context:@"urlerror"
5923             ] autorelease];
5924
5925             [sheet setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
5926
5927             [sheet setBodyText:[error_ localizedDescription]];
5928             [sheet popupAlertAnimated:YES];
5929         } else {
5930             UIActionSheet *sheet = [[[UIActionSheet alloc]
5931                 initWithTitle:UCLocalize("NOT_REPOSITORY")
5932                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5933                 defaultButtonIndex:0
5934                 delegate:self
5935                 context:@"trivial"
5936             ] autorelease];
5937
5938             [sheet setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
5939
5940             [sheet setBodyText:UCLocalize("NOT_REPOSITORY_EX")];
5941             [sheet popupAlertAnimated:YES];
5942         }
5943
5944         [delegate_ setStatusBarShowsProgress:NO];
5945         [delegate_ removeProgressHUD:hud_];
5946
5947         [hud_ autorelease];
5948         hud_ = nil;
5949
5950         if (!defer) {
5951             [href_ release];
5952             href_ = nil;
5953         }
5954
5955         if (error_ != nil) {
5956             [error_ release];
5957             error_ = nil;
5958         }
5959     }
5960 }
5961
5962 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
5963     switch ([response statusCode]) {
5964         case 200:
5965             cydia_ = YES;
5966     }
5967 }
5968
5969 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
5970     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
5971     if (error_ != nil)
5972         error_ = [error retain];
5973     [self _endConnection:connection];
5974 }
5975
5976 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
5977     [self _endConnection:connection];
5978 }
5979
5980 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
5981     NSMutableURLRequest *request = [NSMutableURLRequest
5982         requestWithURL:[NSURL URLWithString:href]
5983         cachePolicy:NSURLRequestUseProtocolCachePolicy
5984         timeoutInterval:120.0
5985     ];
5986
5987     [request setHTTPMethod:method];
5988
5989     if (Machine_ != NULL)
5990         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5991     if (UniqueID_ != nil)
5992         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
5993     if (Role_ != nil)
5994         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
5995
5996     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
5997 }
5998
5999 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6000     NSString *context([sheet context]);
6001
6002     if ([context isEqualToString:@"source"]) {
6003         switch (button) {
6004             case 1: {
6005                 NSString *href = [[sheet textField] text];
6006
6007                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
6008
6009                 if (![href hasSuffix:@"/"])
6010                     href_ = [href stringByAppendingString:@"/"];
6011                 else
6012                     href_ = href;
6013                 href_ = [href_ retain];
6014
6015                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
6016                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
6017                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
6018                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
6019
6020                 cydia_ = false;
6021
6022                 hud_ = [[delegate_ addProgressHUD] retain];
6023                 [hud_ setText:UCLocalize("VERIFYING_URL")];
6024             } break;
6025
6026             case 2:
6027             break;
6028
6029             _nodefault
6030         }
6031
6032         [sheet dismiss];
6033     } else if ([context isEqualToString:@"trivial"])
6034         [sheet dismiss];
6035     else if ([context isEqualToString:@"urlerror"])
6036         [sheet dismiss];
6037     else if ([context isEqualToString:@"warning"]) {
6038         switch (button) {
6039             case 1:
6040                 [self complete];
6041             break;
6042
6043             case 2:
6044             break;
6045
6046             _nodefault
6047         }
6048
6049         [href_ release];
6050         href_ = nil;
6051
6052         [sheet dismiss];
6053     }
6054 }
6055
6056 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6057     if ((self = [super initWithBook:book]) != nil) {
6058         database_ = database;
6059         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
6060
6061         //list_ = [[UITable alloc] initWithFrame:[self bounds]];
6062         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
6063         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6064         [self addSubview:list_];
6065
6066         [list_ setShouldHideHeaderInShortLists:NO];
6067         [list_ setDataSource:self];
6068
6069         UITableColumn *column = [[UITableColumn alloc]
6070             initWithTitle:UCLocalize("NAME")
6071             identifier:@"name"
6072             width:[self frame].size.width
6073         ];
6074
6075         UITable *table = [list_ table];
6076         [table setSeparatorStyle:1];
6077         [table addTableColumn:column];
6078         [table setDelegate:self];
6079
6080         [self reloadData];
6081
6082         [self setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6083     } return self;
6084 }
6085
6086 - (void) reloadData {
6087     pkgSourceList list;
6088     if (!list.ReadMainList())
6089         return;
6090
6091     [sources_ removeAllObjects];
6092     [sources_ addObjectsFromArray:[database_ sources]];
6093     _trace();
6094     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
6095     _trace();
6096
6097     int count([sources_ count]);
6098     for (offset_ = 0; offset_ != count; ++offset_) {
6099         Source *source = [sources_ objectAtIndex:offset_];
6100         if ([source record] == nil)
6101             break;
6102     }
6103
6104     [list_ reloadData];
6105 }
6106
6107 - (void) resetViewAnimated:(BOOL)animated {
6108     [list_ resetViewAnimated:animated];
6109 }
6110
6111 - (void) _leftButtonClicked {
6112     /*[book_ pushPage:[[[AddSourceView alloc]
6113         initWithBook:book_
6114         database:database_
6115     ] autorelease]];*/
6116
6117     UIActionSheet *sheet = [[[UIActionSheet alloc]
6118         initWithTitle:UCLocalize("ENTER_APT_URL")
6119         buttons:[NSArray arrayWithObjects:UCLocalize("ADD_SOURCE"), UCLocalize("CANCEL"), nil]
6120         defaultButtonIndex:0
6121         delegate:self
6122         context:@"source"
6123     ] autorelease];
6124
6125     [sheet setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6126
6127     [sheet setNumberOfRows:1];
6128     [sheet addTextFieldWithValue:@"http://" label:@""];
6129
6130     UITextInputTraits *traits = [[sheet textField] textInputTraits];
6131     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
6132     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
6133     [traits setKeyboardType:UIKeyboardTypeURL];
6134     // XXX: UIReturnKeyDone
6135     [traits setReturnKeyType:UIReturnKeyNext];
6136
6137     [sheet popupAlertAnimated:YES];
6138 }
6139
6140 - (void) _rightButtonClicked {
6141     UITable *table = [list_ table];
6142     BOOL editing = [table isRowDeletionEnabled];
6143     [table enableRowDeletion:!editing animated:YES];
6144     [book_ reloadButtonsForPage:self];
6145 }
6146
6147 - (NSString *) title {
6148     return UCLocalize("SOURCES");
6149 }
6150
6151 - (NSString *) leftButtonTitle {
6152     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("ADD") : nil;
6153 }
6154
6155 - (id) rightButtonTitle {
6156     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("DONE") : UCLocalize("EDIT");
6157 }
6158
6159 - (UINavigationButtonStyle) rightButtonStyle {
6160     return [[list_ table] isRowDeletionEnabled] ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6161 }
6162
6163 @end
6164 /* }}} */
6165
6166 /* Installed View {{{ */
6167 @interface InstalledView : RVPage {
6168     _transient Database *database_;
6169     FilteredPackageTable *packages_;
6170     BOOL expert_;
6171 }
6172
6173 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6174
6175 @end
6176
6177 @implementation InstalledView
6178
6179 - (void) dealloc {
6180     [packages_ release];
6181     [super dealloc];
6182 }
6183
6184 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6185     if ((self = [super initWithBook:book]) != nil) {
6186         database_ = database;
6187
6188         packages_ = [[FilteredPackageTable alloc]
6189             initWithBook:book
6190             database:database
6191             title:nil
6192             filter:@selector(isInstalledAndVisible:)
6193             with:[NSNumber numberWithBool:YES]
6194         ];
6195
6196         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6197         [self addSubview:packages_];
6198
6199         [self setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6200     } return self;
6201 }
6202
6203 - (void) resetViewAnimated:(BOOL)animated {
6204     [packages_ resetViewAnimated:animated];
6205 }
6206
6207 - (void) reloadData {
6208     [packages_ reloadData];
6209 }
6210
6211 - (void) _rightButtonClicked {
6212     [packages_ setObject:[NSNumber numberWithBool:expert_]];
6213     [packages_ reloadData];
6214     expert_ = !expert_;
6215     [book_ reloadButtonsForPage:self];
6216 }
6217
6218 - (NSString *) title {
6219     return UCLocalize("INSTALLED");
6220 }
6221
6222 - (NSString *) backButtonTitle {
6223     return UCLocalize("PACKAGES");
6224 }
6225
6226 - (id) rightButtonTitle {
6227     return Role_ != nil && [Role_ isEqualToString:@"Developer"] ? nil : expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE");
6228 }
6229
6230 - (UINavigationButtonStyle) rightButtonStyle {
6231     return expert_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6232 }
6233
6234 - (void) setDelegate:(id)delegate {
6235     [super setDelegate:delegate];
6236     [packages_ setDelegate:delegate];
6237 }
6238
6239 @end
6240 /* }}} */
6241
6242 /* Home View {{{ */
6243 @interface HomeView : CydiaBrowserView {
6244 }
6245
6246 @end
6247
6248 @implementation HomeView
6249
6250 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6251     NSString *context([sheet context]);
6252
6253     if ([context isEqualToString:@"about"])
6254         [sheet dismiss];
6255     else
6256         [super alertSheet:sheet buttonClicked:button];
6257 }
6258
6259 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6260     [super _setMoreHeaders:request];
6261     if (ChipID_ != nil)
6262         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6263     if (UniqueID_ != nil)
6264         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6265 }
6266
6267 - (void) _leftButtonClicked {
6268     UIAlertView *alert = [[[UIAlertView alloc] init] autorelease];
6269     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6270     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6271     [alert setCancelButtonIndex:0];
6272
6273     [alert setMessage:
6274         @"Copyright (C) 2008-2010\n"
6275         "Jay Freeman (saurik)\n"
6276         "saurik@saurik.com\n"
6277         "http://www.saurik.com/"
6278     ];
6279
6280     [alert show];
6281 }
6282
6283 - (NSString *) leftButtonTitle {
6284     return UCLocalize("ABOUT");
6285 }
6286
6287 @end
6288 /* }}} */
6289 /* Manage View {{{ */
6290 @interface ManageView : CydiaBrowserView {
6291 }
6292
6293 @end
6294
6295 @implementation ManageView
6296
6297 - (NSString *) title {
6298     return UCLocalize("MANAGE");
6299 }
6300
6301 - (void) _leftButtonClicked {
6302     [delegate_ askForSettings];
6303     [delegate_ updateData];
6304 }
6305
6306 - (NSString *) leftButtonTitle {
6307     return UCLocalize("SETTINGS");
6308 }
6309
6310 #if !AlwaysReload
6311 - (id) _rightButtonTitle {
6312     return Queuing_ ? UCLocalize("QUEUE") : nil;
6313 }
6314
6315 - (UINavigationButtonStyle) rightButtonStyle {
6316     return Queuing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6317 }
6318
6319 - (void) _rightButtonClicked {
6320     [delegate_ queue];
6321 }
6322 #endif
6323
6324 - (bool) isLoading {
6325     return false;
6326 }
6327
6328 @end
6329 /* }}} */
6330
6331 /* Cydia Book {{{ */
6332 @interface CYBook : RVBook <
6333     ProgressDelegate
6334 > {
6335     _transient Database *database_;
6336     UINavigationBar *overlay_;
6337     UINavigationBar *underlay_;
6338     UIProgressIndicator *indicator_;
6339     UITextLabel *prompt_;
6340     UIProgressBar *progress_;
6341     UINavigationButton *cancel_;
6342     bool updating_;
6343     bool dropped_;
6344 }
6345
6346 - (id) initWithFrame:(CGRect)frame database:(Database *)database;
6347 - (void) update;
6348 - (BOOL) updating;
6349 - (void) setUpdate:(NSDate *)date;
6350
6351 @end
6352
6353 @implementation CYBook
6354
6355 - (void) dealloc {
6356     [overlay_ release];
6357     [indicator_ release];
6358     [prompt_ release];
6359     [progress_ release];
6360     [cancel_ release];
6361     [super dealloc];
6362 }
6363
6364 - (NSString *) getTitleForPage:(RVPage *)page {
6365     return [super getTitleForPage:page];
6366 }
6367
6368 - (BOOL) updating {
6369     return updating_;
6370 }
6371
6372 - (void) dropBar {
6373     if (dropped_)
6374         return;
6375     dropped_ = true;
6376
6377     [UIView beginAnimations:nil context:NULL];
6378
6379     CGRect ovrframe = [overlay_ frame];
6380     ovrframe.origin.y = 0;
6381     [overlay_ setFrame:ovrframe];
6382
6383     CGRect barframe = [navbar_ frame];
6384     barframe.origin.y += ovrframe.size.height;
6385     [navbar_ setFrame:barframe];
6386
6387     CGRect trnframe = [transition_ frame];
6388     trnframe.origin.y += ovrframe.size.height;
6389     trnframe.size.height -= ovrframe.size.height;
6390     [transition_ setFrame:trnframe];
6391
6392     [UIView endAnimations];
6393 }
6394
6395 - (void) raiseBar {
6396     if (!dropped_)
6397         return;
6398     dropped_ = false;
6399
6400     [UIView beginAnimations:nil context:NULL];
6401
6402     CGRect ovrframe = [overlay_ frame];
6403     ovrframe.origin.y = -ovrframe.size.height;
6404     [overlay_ setFrame:ovrframe];
6405
6406     CGRect barframe = [navbar_ frame];
6407     barframe.origin.y -= ovrframe.size.height;
6408     [navbar_ setFrame:barframe];
6409
6410     CGRect trnframe = [transition_ frame];
6411     trnframe.origin.y -= ovrframe.size.height;
6412     trnframe.size.height += ovrframe.size.height;
6413     [transition_ setFrame:trnframe];
6414
6415     [UIView commitAnimations];
6416 }
6417
6418 - (void) setUpdate:(NSDate *)date {
6419     [self update];
6420 }
6421
6422 - (void) update {
6423     [self dropBar];
6424
6425     [indicator_ startAnimation];
6426     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6427     [progress_ setProgress:0];
6428
6429     updating_ = true;
6430     [overlay_ addSubview:cancel_];
6431
6432     [NSThread
6433         detachNewThreadSelector:@selector(_update)
6434         toTarget:self
6435         withObject:nil
6436     ];
6437 }
6438
6439 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6440     NSString *context([sheet context]);
6441
6442     if ([context isEqualToString:@"refresh"])
6443         [sheet dismiss];
6444 }
6445
6446 - (void) _update_ {
6447     updating_ = false;
6448
6449     [indicator_ stopAnimation];
6450
6451     [self raiseBar];
6452
6453     [delegate_ performSelector:@selector(reloadData) withObject:nil afterDelay:0];
6454 }
6455
6456 - (id) initWithFrame:(CGRect)frame database:(Database *)database {
6457     if ((self = [super initWithFrame:frame]) != nil) {
6458         database_ = database;
6459
6460         CGRect ovrrect([navbar_ bounds]);
6461         ovrrect.size.height = [UINavigationBar defaultSize].height;
6462         ovrrect.origin.y = -ovrrect.size.height;
6463
6464         overlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6465         [overlay_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6466         [self addSubview:overlay_];
6467
6468         ovrrect.origin.y = frame.size.height;
6469         underlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6470         [underlay_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6471         [self addSubview:underlay_];
6472
6473         [underlay_ setTintColor:[UIColor colorWithRed:0.23 green:0.23 blue:0.23 alpha:1]];
6474
6475         [overlay_ setBarStyle:1];
6476         [underlay_ setBarStyle:1];
6477
6478         int barstyle([overlay_ _barStyle:NO]);
6479         bool ugly(barstyle == 0);
6480
6481         UIProgressIndicatorStyle style = ugly ?
6482             UIProgressIndicatorStyleMediumBrown :
6483             UIProgressIndicatorStyleMediumWhite;
6484
6485         CGSize indsize([UIProgressIndicator defaultSizeForStyle:style]);
6486         unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
6487         CGRect indrect = {{indoffset, indoffset}, indsize};
6488
6489         indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
6490         [indicator_ setStyle:style];
6491         [overlay_ addSubview:indicator_];
6492
6493         CGSize prmsize = {215, indsize.height + 4};
6494
6495         CGRect prmrect = {{
6496             indoffset * 2 + indsize.width,
6497             unsigned(ovrrect.size.height - prmsize.height) / 2 - 1
6498         }, prmsize};
6499
6500         UIFont *font([UIFont systemFontOfSize:15]);
6501
6502         prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
6503
6504         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6505         [prompt_ setBackgroundColor:[UIColor clearColor]];
6506         [prompt_ setFont:font];
6507
6508         [overlay_ addSubview:prompt_];
6509
6510         CGSize prgsize = {75, 100};
6511
6512         CGRect prgrect = {{
6513             ovrrect.size.width - prgsize.width - 10,
6514             (ovrrect.size.height - prgsize.height) / 2
6515         } , prgsize};
6516
6517         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
6518         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6519         [overlay_ addSubview:progress_];
6520
6521         [progress_ setStyle:0];
6522
6523         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6524         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6525         [cancel_ addTarget:self action:@selector(_onCancel) forControlEvents:UIControlEventTouchUpInside];
6526
6527         CGRect frame = [cancel_ frame];
6528         frame.origin.x = ovrrect.size.width - frame.size.width - 5;
6529         frame.origin.y = (ovrrect.size.height - frame.size.height) / 2;
6530         [cancel_ setFrame:frame];
6531
6532         [cancel_ setBarStyle:barstyle];
6533     } return self;
6534 }
6535
6536 - (void) _onCancel {
6537     updating_ = false;
6538     [cancel_ removeFromSuperview];
6539 }
6540
6541 - (void) _update { _pooled
6542     Status status;
6543     status.setDelegate(self);
6544     [database_ updateWithStatus:status];
6545
6546     [self
6547         performSelectorOnMainThread:@selector(_update_)
6548         withObject:nil
6549         waitUntilDone:NO
6550     ];
6551 }
6552
6553 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6554     [prompt_ setText:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6555 }
6556
6557 /*
6558     UIActionSheet *sheet = [[[UIActionSheet alloc]
6559         initWithTitle:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), UCLocalize("REFRESH")]
6560         buttons:[NSArray arrayWithObjects:
6561             UCLocalize("OK"),
6562         nil]
6563         defaultButtonIndex:0
6564         delegate:self
6565         context:@"refresh"
6566     ] autorelease];
6567
6568     [sheet setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6569
6570     [sheet setBodyText:error];
6571     [sheet popupAlertAnimated:YES];
6572
6573     [self reloadButtons];
6574 */
6575
6576 - (void) setProgressTitle:(NSString *)title {
6577     [self
6578         performSelectorOnMainThread:@selector(_setProgressTitle:)
6579         withObject:title
6580         waitUntilDone:YES
6581     ];
6582 }
6583
6584 - (void) setProgressPercent:(float)percent {
6585     [self
6586         performSelectorOnMainThread:@selector(_setProgressPercent:)
6587         withObject:[NSNumber numberWithFloat:percent]
6588         waitUntilDone:YES
6589     ];
6590 }
6591
6592 - (void) startProgress {
6593 }
6594
6595 - (void) addProgressOutput:(NSString *)output {
6596     [self
6597         performSelectorOnMainThread:@selector(_addProgressOutput:)
6598         withObject:output
6599         waitUntilDone:YES
6600     ];
6601 }
6602
6603 - (bool) isCancelling:(size_t)received {
6604     return !updating_;
6605 }
6606
6607 - (void) _setProgressTitle:(NSString *)title {
6608     [prompt_ setText:title];
6609 }
6610
6611 - (void) _setProgressPercent:(NSNumber *)percent {
6612     [progress_ setProgress:[percent floatValue]];
6613 }
6614
6615 - (void) _addProgressOutput:(NSString *)output {
6616 }
6617
6618 @end
6619 /* }}} */
6620 /* Cydia:// Protocol {{{ */
6621 @interface CydiaURLProtocol : NSURLProtocol {
6622 }
6623
6624 @end
6625
6626 @implementation CydiaURLProtocol
6627
6628 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6629     NSURL *url([request URL]);
6630     if (url == nil)
6631         return NO;
6632     NSString *scheme([[url scheme] lowercaseString]);
6633     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6634         return NO;
6635     return YES;
6636 }
6637
6638 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6639     return request;
6640 }
6641
6642 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6643     id<NSURLProtocolClient> client([self client]);
6644     if (icon == nil)
6645         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6646     else {
6647         NSData *data(UIImagePNGRepresentation(icon));
6648
6649         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6650         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6651         [client URLProtocol:self didLoadData:data];
6652         [client URLProtocolDidFinishLoading:self];
6653     }
6654 }
6655
6656 - (void) startLoading {
6657     id<NSURLProtocolClient> client([self client]);
6658     NSURLRequest *request([self request]);
6659
6660     NSURL *url([request URL]);
6661     NSString *href([url absoluteString]);
6662
6663     NSString *path([href substringFromIndex:8]);
6664     NSRange slash([path rangeOfString:@"/"]);
6665
6666     NSString *command;
6667     if (slash.location == NSNotFound) {
6668         command = path;
6669         path = nil;
6670     } else {
6671         command = [path substringToIndex:slash.location];
6672         path = [path substringFromIndex:(slash.location + 1)];
6673     }
6674
6675     Database *database([Database sharedInstance]);
6676
6677     if ([command isEqualToString:@"package-icon"]) {
6678         if (path == nil)
6679             goto fail;
6680         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6681         Package *package([database packageWithName:path]);
6682         if (package == nil)
6683             goto fail;
6684         UIImage *icon([package icon]);
6685         [self _returnPNGWithImage:icon forRequest:request];
6686     } else if ([command isEqualToString:@"source-icon"]) {
6687         if (path == nil)
6688             goto fail;
6689         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6690         NSString *source(Simplify(path));
6691         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6692         if (icon == nil)
6693             icon = [UIImage applicationImageNamed:@"unknown.png"];
6694         [self _returnPNGWithImage:icon forRequest:request];
6695     } else if ([command isEqualToString:@"uikit-image"]) {
6696         if (path == nil)
6697             goto fail;
6698         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6699         UIImage *icon(_UIImageWithName(path));
6700         [self _returnPNGWithImage:icon forRequest:request];
6701     } else if ([command isEqualToString:@"section-icon"]) {
6702         if (path == nil)
6703             goto fail;
6704         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6705         NSString *section(Simplify(path));
6706         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6707         if (icon == nil)
6708             icon = [UIImage applicationImageNamed:@"unknown.png"];
6709         [self _returnPNGWithImage:icon forRequest:request];
6710     } else fail: {
6711         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6712     }
6713 }
6714
6715 - (void) stopLoading {
6716 }
6717
6718 @end
6719 /* }}} */
6720
6721 /* Sections View {{{ */
6722 @interface SectionsView : RVPage {
6723     _transient Database *database_;
6724     NSMutableArray *sections_;
6725     NSMutableArray *filtered_;
6726     UITable *list_;
6727     UIView *accessory_;
6728     BOOL editing_;
6729 }
6730
6731 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6732 - (void) reloadData;
6733 - (void) resetView;
6734
6735 @end
6736
6737 @implementation SectionsView
6738
6739 - (void) dealloc {
6740     [list_ setDataSource:nil];
6741     [list_ setDelegate:nil];
6742
6743     [sections_ release];
6744     [filtered_ release];
6745     [list_ release];
6746     [accessory_ release];
6747     [super dealloc];
6748 }
6749
6750 - (int) numberOfRowsInTable:(UITable *)table {
6751     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6752 }
6753
6754 - (float) table:(UITable *)table heightForRow:(int)row {
6755     return 45;
6756 }
6757
6758 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6759     if (reusing == nil)
6760         reusing = [[[SectionCell alloc] init] autorelease];
6761     [(SectionCell *)reusing setSection:(editing_ ?
6762         [sections_ objectAtIndex:row] :
6763         (row == 0 ? nil : [filtered_ objectAtIndex:(row - 1)])
6764     ) editing:editing_];
6765     return reusing;
6766 }
6767
6768 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6769     return !editing_;
6770 }
6771
6772 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
6773     return !editing_;
6774 }
6775
6776 - (void) tableRowSelected:(NSNotification *)notification {
6777     int row = [[notification object] selectedRow];
6778     if (row == INT_MAX)
6779         return;
6780
6781     Section *section;
6782     NSString *name;
6783     NSString *title;
6784
6785     if (row == 0) {
6786         section = nil;
6787         name = nil;
6788         title = UCLocalize("ALL_PACKAGES");
6789     } else {
6790         section = [filtered_ objectAtIndex:(row - 1)];
6791         name = [section name];
6792
6793         if (name != nil) {
6794             name = [NSString stringWithString:name];
6795             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6796         } else {
6797             name = @"";
6798             title = UCLocalize("NO_SECTION");
6799         }
6800     }
6801
6802     PackageTable *table = [[[FilteredPackageTable alloc]
6803         initWithBook:book_
6804         database:database_
6805         title:title
6806         filter:@selector(isVisibleInSection:)
6807         with:name
6808     ] autorelease];
6809
6810     [table setDelegate:delegate_];
6811
6812     [book_ pushPage:table];
6813 }
6814
6815 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6816     if ((self = [super initWithBook:book]) != nil) {
6817         database_ = database;
6818
6819         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6820         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6821
6822         list_ = [[UITable alloc] initWithFrame:[self bounds]];
6823         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6824         [self addSubview:list_];
6825
6826         UITableColumn *column = [[[UITableColumn alloc]
6827             initWithTitle:UCLocalize("NAME")
6828             identifier:@"name"
6829             width:[self frame].size.width
6830         ] autorelease];
6831
6832         [list_ setDataSource:self];
6833         [list_ setSeparatorStyle:1];
6834         [list_ addTableColumn:column];
6835         [list_ setDelegate:self];
6836         [list_ setReusesTableCells:YES];
6837
6838         [self reloadData];
6839
6840         [self setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6841     } return self;
6842 }
6843
6844 - (void) reloadData {
6845     NSArray *packages = [database_ packages];
6846
6847     [sections_ removeAllObjects];
6848     [filtered_ removeAllObjects];
6849
6850 #if 0
6851     typedef __gnu_cxx::hash_map<NSString *, Section *, NSStringMapHash, NSStringMapEqual> SectionMap;
6852     SectionMap sections;
6853     sections.resize(64);
6854 #else
6855     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6856 #endif
6857
6858     _trace();
6859     for (Package *package in packages) {
6860         NSString *name([package section]);
6861         NSString *key(name == nil ? @"" : name);
6862
6863 #if 0
6864         Section **section;
6865
6866         _profile(SectionsView$reloadData$Section)
6867             section = &sections[key];
6868             if (*section == nil) {
6869                 _profile(SectionsView$reloadData$Section$Allocate)
6870                     *section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6871                 _end
6872             }
6873         _end
6874
6875         [*section addToCount];
6876
6877         _profile(SectionsView$reloadData$Filter)
6878             if (![package valid] || ![package visible])
6879                 continue;
6880         _end
6881
6882         [*section addToRow];
6883 #else
6884         Section *section;
6885
6886         _profile(SectionsView$reloadData$Section)
6887             section = [sections objectForKey:key];
6888             if (section == nil) {
6889                 _profile(SectionsView$reloadData$Section$Allocate)
6890                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6891                     [sections setObject:section forKey:key];
6892                 _end
6893             }
6894         _end
6895
6896         [section addToCount];
6897
6898         _profile(SectionsView$reloadData$Filter)
6899             if (![package valid] || ![package visible])
6900                 continue;
6901         _end
6902
6903         [section addToRow];
6904 #endif
6905     }
6906     _trace();
6907
6908 #if 0
6909     for (SectionMap::const_iterator i(sections.begin()), e(sections.end()); i != e; ++i)
6910         [sections_ addObject:i->second];
6911 #else
6912     [sections_ addObjectsFromArray:[sections allValues]];
6913 #endif
6914
6915     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6916
6917     for (Section *section in sections_) {
6918         size_t count([section row]);
6919         if (count == 0)
6920             continue;
6921
6922         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6923         [section setCount:count];
6924         [filtered_ addObject:section];
6925     }
6926
6927     [list_ reloadData];
6928     _trace();
6929 }
6930
6931 - (void) resetView {
6932     if (editing_)
6933         [self _rightButtonClicked];
6934 }
6935
6936 - (void) resetViewAnimated:(BOOL)animated {
6937     [list_ resetViewAnimated:animated];
6938 }
6939
6940 - (void) _rightButtonClicked {
6941     if ((editing_ = !editing_))
6942         [list_ reloadData];
6943     else
6944         [delegate_ updateData];
6945     [book_ reloadTitleForPage:self];
6946     [book_ reloadButtonsForPage:self];
6947 }
6948
6949 - (NSString *) title {
6950     return editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS");
6951 }
6952
6953 - (NSString *) backButtonTitle {
6954     return UCLocalize("SECTIONS");
6955 }
6956
6957 - (id) rightButtonTitle {
6958     return [sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT");
6959 }
6960
6961 - (UINavigationButtonStyle) rightButtonStyle {
6962     return editing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6963 }
6964
6965 - (UIView *) accessoryView {
6966     return accessory_;
6967 }
6968
6969 @end
6970 /* }}} */
6971 /* Changes View {{{ */
6972 @interface ChangesView : RVPage {
6973     _transient Database *database_;
6974     NSMutableArray *packages_;
6975     NSMutableArray *sections_;
6976     UITableView *list_;
6977     unsigned upgrades_;
6978 }
6979
6980 - (id) initWithBook:(RVBook *)book database:(Database *)database delegate:(id)delegate;
6981 - (void) reloadData;
6982
6983 @end
6984
6985 @implementation ChangesView
6986
6987 - (void) dealloc {
6988     [list_ setDelegate:nil];
6989     [list_ setDataSource:nil];
6990
6991     [packages_ release];
6992     [sections_ release];
6993     [list_ release];
6994     [super dealloc];
6995 }
6996
6997 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6998     NSInteger count([sections_ count]);
6999     return count == 0 ? 1 : count;
7000 }
7001
7002 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7003     if ([sections_ count] == 0)
7004         return nil;
7005     return [[sections_ objectAtIndex:section] name];
7006 }
7007
7008 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7009     if ([sections_ count] == 0)
7010         return 0;
7011     return [[sections_ objectAtIndex:section] count];
7012 }
7013
7014 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7015     Section *section([sections_ objectAtIndex:[path section]]);
7016     NSInteger row([path row]);
7017     return [packages_ objectAtIndex:([section row] + row)];
7018 }
7019
7020 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7021     PackageCell *cell([table dequeueReusableCellWithIdentifier:@"Package"]);
7022     if (cell == nil)
7023         cell = [[[PackageCell alloc] init] autorelease];
7024     [cell setPackage:[self packageAtIndexPath:path]];
7025     return cell;
7026 }
7027
7028 - (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
7029     return 73;
7030     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
7031 }
7032
7033 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7034     Package *package([self packageAtIndexPath:path]);
7035     PackageView *view([delegate_ packageView]);
7036     [view setDelegate:delegate_];
7037     [view setPackage:package];
7038     [book_ pushPage:view];
7039     return path;
7040 }
7041
7042 - (void) _leftButtonClicked {
7043     [(CYBook *)book_ update];
7044     [self reloadButtons];
7045 }
7046
7047 - (void) _rightButtonClicked {
7048     [delegate_ distUpgrade];
7049 }
7050
7051 - (id) initWithBook:(RVBook *)book database:(Database *)database delegate:(id)delegate {
7052     if ((self = [super initWithBook:book]) != nil) {
7053         database_ = database;
7054
7055         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
7056         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7057
7058         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
7059         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7060         [self addSubview:list_];
7061
7062         //XXX:[list_ setShouldHideHeaderInShortLists:NO];
7063         [list_ setDataSource:self];
7064         [list_ setDelegate:self];
7065         //[list_ setSectionListStyle:1];
7066
7067         delegate_ = delegate;
7068         [self reloadData];
7069
7070         [self setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7071     } return self;
7072 }
7073
7074 - (void) _reloadPackages:(NSArray *)packages {
7075     _trace();
7076     for (Package *package in packages)
7077         if (
7078             [package uninstalled] && [package valid] && [package visible] ||
7079             [package upgradableAndEssential:YES]
7080         )
7081             [packages_ addObject:package];
7082
7083     _trace();
7084     [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7085     _trace();
7086 }
7087
7088 - (void) reloadData {
7089     NSArray *packages = [database_ packages];
7090
7091     [packages_ removeAllObjects];
7092     [sections_ removeAllObjects];
7093
7094     UIProgressHUD *hud([delegate_ addProgressHUD]);
7095     // XXX: localize
7096     [hud setText:@"Loading Changes"];
7097     NSLog(@"HUD:%@::%@", delegate_, hud);
7098     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7099     [delegate_ removeProgressHUD:hud];
7100
7101     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7102     Section *ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") localize:NO] autorelease];
7103     Section *section = nil;
7104     NSDate *last = nil;
7105
7106     upgrades_ = 0;
7107     bool unseens = false;
7108
7109     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7110
7111     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7112         Package *package = [packages_ objectAtIndex:offset];
7113
7114         BOOL uae = [package upgradableAndEssential:YES];
7115
7116         if (!uae) {
7117             unseens = true;
7118             NSDate *seen;
7119
7120             _profile(ChangesView$reloadData$Remember)
7121                 seen = [package seen];
7122             _end
7123
7124             if (section == nil || last != seen && (seen == nil || [seen compare:last] != NSOrderedSame)) {
7125                 last = seen;
7126
7127                 NSString *name;
7128                 if (seen == nil)
7129                     name = UCLocalize("UNKNOWN");
7130                 else {
7131                     name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
7132                     [name autorelease];
7133                 }
7134
7135                 _profile(ChangesView$reloadData$Allocate)
7136                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7137                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7138                     [sections_ addObject:section];
7139                 _end
7140             }
7141
7142             [section addToCount];
7143         } else if ([package ignored])
7144             [ignored addToCount];
7145         else {
7146             ++upgrades_;
7147             [upgradable addToCount];
7148         }
7149     }
7150     _trace();
7151
7152     CFRelease(formatter);
7153
7154     if (unseens) {
7155         Section *last = [sections_ lastObject];
7156         size_t count = [last count];
7157         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7158         [sections_ removeLastObject];
7159     }
7160
7161     if ([ignored count] != 0)
7162         [sections_ insertObject:ignored atIndex:0];
7163     if (upgrades_ != 0)
7164         [sections_ insertObject:upgradable atIndex:0];
7165
7166     [list_ reloadData];
7167     [self reloadButtons];
7168 }
7169
7170 - (void) resetViewAnimated:(BOOL)animated {
7171     [list_ resetViewAnimated:animated];
7172 }
7173
7174 - (NSString *) leftButtonTitle {
7175     return [(CYBook *)book_ updating] ? nil : UCLocalize("REFRESH");
7176 }
7177
7178 - (id) rightButtonTitle {
7179     return upgrades_ == 0 ? nil : [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]];
7180 }
7181
7182 - (NSString *) title {
7183     return UCLocalize("CHANGES");
7184 }
7185
7186 @end
7187 /* }}} */
7188 /* Search View {{{ */
7189 @protocol SearchViewDelegate
7190 - (void) showKeyboard:(BOOL)show;
7191 @end
7192
7193 @interface SearchView : RVPage {
7194     UIView *accessory_;
7195     UISearchField *field_;
7196     FilteredPackageTable *table_;
7197     bool reload_;
7198 }
7199
7200 - (id) initWithBook:(RVBook *)book database:(Database *)database;
7201 - (void) reloadData;
7202
7203 @end
7204
7205 @implementation SearchView
7206
7207 - (void) dealloc {
7208     [field_ setDelegate:nil];
7209
7210     [accessory_ release];
7211     [field_ release];
7212     [table_ release];
7213     [super dealloc];
7214 }
7215
7216 - (void) _showKeyboard:(BOOL)show {
7217     CGSize keysize = [UIKeyboard defaultSize];
7218     CGRect keydown = [book_ pageBounds];
7219     CGRect keyup = keydown;
7220     keyup.size.height -= keysize.height - ButtonBarHeight_;
7221
7222     float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
7223
7224     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
7225     [animation setSignificantRectFields:8];
7226
7227     if (show) {
7228         [animation setStartFrame:keydown];
7229         [animation setEndFrame:keyup];
7230     } else {
7231         [animation setStartFrame:keyup];
7232         [animation setEndFrame:keydown];
7233     }
7234
7235     UIAnimator *animator = [UIAnimator sharedAnimator];
7236
7237     [animator
7238         addAnimations:[NSArray arrayWithObjects:animation, nil]
7239         withDuration:(KeyboardTime_ - delay)
7240         start:!show
7241     ];
7242
7243     if (show)
7244         [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
7245
7246     //[delegate_ showKeyboard:show];
7247 }
7248
7249 - (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
7250     [self _showKeyboard:YES];
7251     [table_ setObject:[field_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7252     [self reloadData];
7253 }
7254
7255 - (void) textFieldDidResignFirstResponder:(UITextField *)field {
7256     [self _showKeyboard:NO];
7257     [table_ setObject:[field_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7258     [self reloadData];
7259 }
7260
7261 - (void) keyboardInputChanged:(UIFieldEditor *)editor {
7262     if (reload_) {
7263         NSString *text([field_ text]);
7264         [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
7265         [table_ setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7266         [self reloadData];
7267         reload_ = false;
7268     }
7269 }
7270
7271 - (void) textFieldClearButtonPressed:(UITextField *)field {
7272     reload_ = true;
7273 }
7274
7275 - (void) keyboardInputShouldDelete:(id)input {
7276     reload_ = true;
7277 }
7278
7279 - (BOOL) keyboardInput:(id)input shouldInsertText:(NSString *)text isMarkedText:(int)marked {
7280     if ([text length] != 1 || [text characterAtIndex:0] != '\n') {
7281         reload_ = true;
7282         return YES;
7283     } else {
7284         [field_ resignFirstResponder];
7285         return NO;
7286     }
7287 }
7288
7289 - (id) initWithBook:(RVBook *)book database:(Database *)database {
7290     if ((self = [super initWithBook:book]) != nil) {
7291         CGRect pageBounds = [book_ pageBounds];
7292
7293         table_ = [[FilteredPackageTable alloc]
7294             initWithBook:book
7295             database:database
7296             title:nil
7297             filter:@selector(isUnfilteredAndSearchedForBy:)
7298             with:nil
7299         ];
7300
7301         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7302         [self addSubview:table_];
7303
7304         [table_ setShouldHideHeaderInShortLists:NO];
7305
7306         CGRect cnfrect = {{7, 38}, {17, 18}};
7307
7308         CGRect area;
7309
7310         area.origin.x = 10;
7311         area.origin.y = 1;
7312
7313         area.size.width = [self bounds].size.width - area.origin.x * 2;
7314         area.size.height = [UISearchField defaultHeight];
7315
7316         field_ = [[UISearchField alloc] initWithFrame:area];
7317         [field_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7318
7319         UIFont *font = [UIFont systemFontOfSize:16];
7320         [field_ setFont:font];
7321
7322         [field_ setPlaceholder:UCLocalize("SEARCH_EX")];
7323         [field_ setDelegate:self];
7324
7325         [field_ setPaddingTop:5];
7326
7327         UITextInputTraits *traits([field_ textInputTraits]);
7328         [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
7329         [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
7330         [traits setReturnKeyType:UIReturnKeySearch];
7331
7332         CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height}};
7333
7334         accessory_ = [[UIView alloc] initWithFrame:accrect];
7335         [accessory_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7336         [accessory_ addSubview:field_];
7337
7338         [self setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7339     } return self;
7340 }
7341
7342 - (void) resetViewAnimated:(BOOL)animated {
7343     [table_ resetViewAnimated:animated];
7344 }
7345
7346 - (void) _reloadData {
7347 }
7348
7349 - (void) reloadData {
7350     _profile(SearchView$reloadData)
7351         [table_ reloadData];
7352     _end
7353     PrintTimes();
7354     [table_ resetCursor];
7355 }
7356
7357 - (UIView *) accessoryView {
7358     return accessory_;
7359 }
7360
7361 - (NSString *) title {
7362     return nil;
7363 }
7364
7365 - (NSString *) backButtonTitle {
7366     return UCLocalize("SEARCH");
7367 }
7368
7369 - (void) setDelegate:(id)delegate {
7370     [table_ setDelegate:delegate];
7371     [super setDelegate:delegate];
7372 }
7373
7374 @end
7375 /* }}} */
7376 /* Settings View {{{ */
7377 @interface SettingsView : RVPage {
7378     _transient Database *database_;
7379     NSString *name_;
7380     Package *package_;
7381     UIPreferencesTable *table_;
7382     _UISwitchSlider *subscribedSwitch_;
7383     _UISwitchSlider *ignoredSwitch_;
7384     UIPreferencesControlTableCell *subscribedCell_;
7385     UIPreferencesControlTableCell *ignoredCell_;
7386 }
7387
7388 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7389
7390 @end
7391
7392 @implementation SettingsView
7393
7394 - (void) dealloc {
7395     [table_ setDataSource:nil];
7396
7397     [name_ release];
7398     if (package_ != nil)
7399         [package_ release];
7400     [table_ release];
7401     [subscribedSwitch_ release];
7402     [ignoredSwitch_ release];
7403     [subscribedCell_ release];
7404     [ignoredCell_ release];
7405     [super dealloc];
7406 }
7407
7408 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7409     if (package_ == nil)
7410         return 0;
7411
7412     return 2;
7413 }
7414
7415 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7416     if (package_ == nil)
7417         return nil;
7418
7419     switch (group) {
7420         case 0: return nil;
7421         case 1: return nil;
7422
7423         _nodefault
7424     }
7425
7426     return nil;
7427 }
7428
7429 - (BOOL) preferencesTable:(UIPreferencesTable *)table isLabelGroup:(int)group {
7430     if (package_ == nil)
7431         return NO;
7432
7433     switch (group) {
7434         case 0: return NO;
7435         case 1: return YES;
7436
7437         _nodefault
7438     }
7439
7440     return NO;
7441 }
7442
7443 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7444     if (package_ == nil)
7445         return 0;
7446
7447     switch (group) {
7448         case 0: return 1;
7449         case 1: return 1;
7450
7451         _nodefault
7452     }
7453
7454     return 0;
7455 }
7456
7457 - (void) onSomething:(UIPreferencesControlTableCell *)cell withKey:(NSString *)key {
7458     if (package_ == nil)
7459         return;
7460
7461     _UISwitchSlider *slider([cell control]);
7462     BOOL value([slider value] != 0);
7463     NSMutableDictionary *metadata([package_ metadata]);
7464
7465     BOOL before;
7466     if (NSNumber *number = [metadata objectForKey:key])
7467         before = [number boolValue];
7468     else
7469         before = NO;
7470
7471     if (value != before) {
7472         [metadata setObject:[NSNumber numberWithBool:value] forKey:key];
7473         Changed_ = true;
7474         [delegate_ updateData];
7475     }
7476 }
7477
7478 - (void) onSubscribed:(UIPreferencesControlTableCell *)cell {
7479     [self onSomething:cell withKey:@"IsSubscribed"];
7480 }
7481
7482 - (void) onIgnored:(UIPreferencesControlTableCell *)cell {
7483     [self onSomething:cell withKey:@"IsIgnored"];
7484 }
7485
7486 - (id) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
7487     if (package_ == nil)
7488         return nil;
7489
7490     switch (group) {
7491         case 0: switch (row) {
7492             case 0:
7493                 return subscribedCell_;
7494             case 1:
7495                 return ignoredCell_;
7496             _nodefault
7497         } break;
7498
7499         case 1: switch (row) {
7500             case 0: {
7501                 UIPreferencesControlTableCell *cell([[[UIPreferencesControlTableCell alloc] init] autorelease]);
7502                 [cell setShowSelection:NO];
7503                 [cell setTitle:UCLocalize("SHOW_ALL_CHANGES_EX")];
7504                 return cell;
7505             }
7506
7507             _nodefault
7508         } break;
7509
7510         _nodefault
7511     }
7512
7513     return nil;
7514 }
7515
7516 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7517     if ((self = [super initWithBook:book])) {
7518         database_ = database;
7519         name_ = [package retain];
7520
7521         table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
7522         [self addSubview:table_];
7523
7524         subscribedSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7525         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventTouchUpInside];
7526
7527         ignoredSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7528         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventTouchUpInside];
7529
7530         subscribedCell_ = [[UIPreferencesControlTableCell alloc] init];
7531         [subscribedCell_ setShowSelection:NO];
7532         [subscribedCell_ setTitle:UCLocalize("SHOW_ALL_CHANGES")];
7533         [subscribedCell_ setControl:subscribedSwitch_];
7534
7535         ignoredCell_ = [[UIPreferencesControlTableCell alloc] init];
7536         [ignoredCell_ setShowSelection:NO];
7537         [ignoredCell_ setTitle:UCLocalize("IGNORE_UPGRADES")];
7538         [ignoredCell_ setControl:ignoredSwitch_];
7539
7540         [table_ setDataSource:self];
7541         [self reloadData];
7542     } return self;
7543 }
7544
7545 - (void) resetViewAnimated:(BOOL)animated {
7546     [table_ resetViewAnimated:animated];
7547 }
7548
7549 - (void) reloadData {
7550     if (package_ != nil)
7551         [package_ autorelease];
7552     package_ = [database_ packageWithName:name_];
7553     if (package_ != nil) {
7554         [package_ retain];
7555         [subscribedSwitch_ setValue:([package_ subscribed] ? 1 : 0) animated:NO];
7556         [ignoredSwitch_ setValue:([package_ ignored] ? 1 : 0) animated:NO];
7557     }
7558
7559     [table_ reloadData];
7560 }
7561
7562 - (NSString *) title {
7563     return UCLocalize("SETTINGS");
7564 }
7565
7566 @end
7567 /* }}} */
7568
7569 /* Signature View {{{ */
7570 @interface SignatureView : CydiaBrowserView {
7571     _transient Database *database_;
7572     NSString *package_;
7573 }
7574
7575 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7576
7577 @end
7578
7579 @implementation SignatureView
7580
7581 - (void) dealloc {
7582     [package_ release];
7583     [super dealloc];
7584 }
7585
7586 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7587     // XXX: dude!
7588     [super webView:sender didClearWindowObject:window forFrame:frame];
7589 }
7590
7591 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7592     if ((self = [super initWithBook:book]) != nil) {
7593         database_ = database;
7594         package_ = [package retain];
7595         [self reloadData];
7596     } return self;
7597 }
7598
7599 - (void) resetViewAnimated:(BOOL)animated {
7600 }
7601
7602 - (void) reloadData {
7603     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7604 }
7605
7606 @end
7607 /* }}} */
7608
7609 @interface CydiaViewController : UIViewController {
7610 }
7611
7612 @end
7613
7614 @implementation CydiaViewController
7615
7616 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
7617     return NO; // XXX: return YES;
7618 }
7619
7620 @end
7621
7622 @interface Cydia : UIApplication <
7623     ConfirmationViewDelegate,
7624     ProgressViewDelegate,
7625     SearchViewDelegate,
7626     CydiaDelegate
7627 > {
7628     UIWindow *window_;
7629     CydiaViewController *root_;
7630
7631     UIView *underlay_;
7632     UIView *overlay_;
7633     CYBook *book_;
7634
7635     NSArray *items_;
7636     UITabBar *toolbar_;
7637
7638     RVBook *confirm_;
7639
7640     NSMutableArray *essential_;
7641     NSMutableArray *broken_;
7642
7643     Database *database_;
7644     ProgressView *progress_;
7645
7646     int tag_;
7647
7648     UIKeyboard *keyboard_;
7649     UIProgressHUD *hud_;
7650
7651     SectionsView *sections_;
7652     ChangesView *changes_;
7653     ManageView *manage_;
7654     SearchView *search_;
7655
7656 #if RecyclePackageViews
7657     NSMutableArray *details_;
7658 #endif
7659 }
7660
7661 - (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class;
7662 - (void) setPage:(RVPage *)page;
7663
7664 @end
7665
7666 static _finline void _setHomePage(Cydia *self) {
7667     [self setPage:[self _pageForURL:[NSURL URLWithString:CydiaURL(@"")] withClass:[HomeView class]]];
7668 }
7669
7670 @implementation Cydia
7671
7672 - (UIView *) rotatingContentViewForWindow:(UIWindow *)window {
7673     return window_;
7674 }
7675
7676 - (void) _loaded {
7677     if ([broken_ count] != 0) {
7678         int count = [broken_ count];
7679
7680         UIActionSheet *sheet = [[[UIActionSheet alloc]
7681             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
7682             buttons:[NSArray arrayWithObjects:
7683                 UCLocalize("FORCIBLY_CLEAR"),
7684                 UCLocalize("TEMPORARY_IGNORE"),
7685             nil]
7686             defaultButtonIndex:0
7687             delegate:self
7688             context:@"fixhalf"
7689         ] autorelease];
7690
7691         [sheet setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7692
7693         [sheet setBodyText:UCLocalize("HALFINSTALLED_PACKAGE_EX")];
7694         [sheet popupAlertAnimated:YES];
7695     } else if (!Ignored_ && [essential_ count] != 0) {
7696         int count = [essential_ count];
7697
7698         UIActionSheet *sheet = [[[UIActionSheet alloc]
7699             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
7700             buttons:[NSArray arrayWithObjects:
7701                 UCLocalize("UPGRADE_ESSENTIAL"),
7702                 UCLocalize("COMPLETE_UPGRADE"),
7703                 UCLocalize("TEMPORARY_IGNORE"),
7704             nil]
7705             defaultButtonIndex:0
7706             delegate:self
7707             context:@"upgrade"
7708         ] autorelease];
7709
7710         [sheet setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7711
7712         [sheet setBodyText:UCLocalize("ESSENTIAL_UPGRADE_EX")];
7713         [sheet popupAlertAnimated:YES];
7714     }
7715 }
7716
7717 - (void) _saveConfig {
7718     if (Changed_) {
7719         _trace();
7720         NSString *error(nil);
7721         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
7722             _trace();
7723             NSError *error(nil);
7724             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
7725                 NSLog(@"failure to save metadata data: %@", error);
7726             _trace();
7727         } else {
7728             NSLog(@"failure to serialize metadata: %@", error);
7729             return;
7730         }
7731
7732         Changed_ = false;
7733     }
7734 }
7735
7736 - (void) _updateData {
7737     [self _saveConfig];
7738
7739     /* XXX: this is just stupid */
7740     if (tag_ != 1 && sections_ != nil)
7741         [sections_ reloadData];
7742     if (tag_ != 2 && changes_ != nil)
7743         [changes_ reloadData];
7744     if (tag_ != 4 && search_ != nil)
7745         [search_ reloadData];
7746
7747     [book_ reloadData];
7748 }
7749
7750 - (void) _reloadData {
7751     UIView *block();
7752
7753     static bool loaded(false);
7754     UIProgressHUD *hud([self addProgressHUD]);
7755     [hud setText:(loaded ? UCLocalize("RELOADING_DATA") : UCLocalize("LOADING_DATA"))];
7756
7757     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
7758     _trace();
7759
7760     [self removeProgressHUD:hud];
7761
7762     size_t changes(0);
7763
7764     [essential_ removeAllObjects];
7765     [broken_ removeAllObjects];
7766
7767     NSArray *packages([database_ packages]);
7768     for (Package *package in packages) {
7769         if ([package half])
7770             [broken_ addObject:package];
7771         if ([package upgradableAndEssential:NO]) {
7772             if ([package essential])
7773                 [essential_ addObject:package];
7774             ++changes;
7775         }
7776     }
7777
7778     if (changes != 0) {
7779         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
7780                 [[[toolbar_ items] objectAtIndex:2] setBadgeValue:badge];
7781         if ([toolbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7782                         [[[toolbar_ items] objectAtIndex:2] setAnimatedBadge:YES];
7783         if ([self respondsToSelector:@selector(setApplicationBadge:)])
7784             [self setApplicationBadge:badge];
7785         else
7786             [self setApplicationBadgeString:badge];
7787     } else {
7788                 [[[toolbar_ items] objectAtIndex:2] setBadgeValue:nil];
7789         if ([toolbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7790             [[[toolbar_ items] objectAtIndex:2] setAnimatedBadge:NO];
7791         if ([self respondsToSelector:@selector(removeApplicationBadge)])
7792             [self removeApplicationBadge];
7793         else // XXX: maybe use setApplicationBadgeString also?
7794             [self setApplicationIconBadgeNumber:0];
7795     }
7796
7797     Queuing_ = false;
7798     [[[toolbar_ items] objectAtIndex:3] setBadgeValue:nil];
7799
7800     [self _updateData];
7801
7802     if (loaded || ManualRefresh) loaded:
7803         [self _loaded];
7804     else {
7805         loaded = true;
7806
7807         NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
7808
7809         if (update != nil) {
7810             NSTimeInterval interval([update timeIntervalSinceNow]);
7811             if (interval <= 0 && interval > -(15*60))
7812                 goto loaded;
7813         }
7814
7815         [book_ setUpdate:update];
7816     }
7817 }
7818
7819 - (void) updateData {
7820     [database_ setVisible];
7821     [self _updateData];
7822 }
7823
7824 - (void) update_ {
7825     [database_ update];
7826 }
7827
7828 - (void) syncData {
7829     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
7830     _assert(file != NULL);
7831
7832     for (NSString *key in [Sources_ allKeys]) {
7833         NSDictionary *source([Sources_ objectForKey:key]);
7834
7835         fprintf(file, "%s %s %s\n",
7836             [[source objectForKey:@"Type"] UTF8String],
7837             [[source objectForKey:@"URI"] UTF8String],
7838             [[source objectForKey:@"Distribution"] UTF8String]
7839         );
7840     }
7841
7842     fclose(file);
7843
7844     [self _saveConfig];
7845
7846     [progress_
7847         detachNewThreadSelector:@selector(update_)
7848         toTarget:self
7849         withObject:nil
7850         title:UCLocalize("UPDATING_SOURCES")
7851     ];
7852 }
7853
7854 - (void) reloadData {
7855     @synchronized (self) {
7856         if (confirm_ == nil)
7857             [self _reloadData];
7858     }
7859 }
7860
7861 - (void) resolve {
7862     pkgProblemResolver *resolver = [database_ resolver];
7863
7864     resolver->InstallProtect();
7865     if (!resolver->Resolve(true))
7866         _error->Discard();
7867 }
7868
7869 - (void) popUpBook:(RVBook *)book {
7870     [underlay_ popSubview:book];
7871 }
7872
7873 - (CGRect) popUpBounds {
7874     return [underlay_ bounds];
7875 }
7876
7877 - (bool) perform {
7878     if (![database_ prepare])
7879         return false;
7880
7881     confirm_ = [[RVBook alloc] initWithFrame:[self popUpBounds]];
7882     [confirm_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7883     [confirm_ setDelegate:self];
7884
7885     ConfirmationView *page([[[ConfirmationView alloc] initWithBook:confirm_ database:database_] autorelease]);
7886     [page setDelegate:self];
7887
7888     [confirm_ setPage:page];
7889     [self popUpBook:confirm_];
7890
7891     return true;
7892 }
7893
7894 - (void) queue {
7895     @synchronized (self) {
7896         [self perform];
7897     }
7898 }
7899
7900 - (void) clearPackage:(Package *)package {
7901     @synchronized (self) {
7902         [package clear];
7903         [self resolve];
7904         [self perform];
7905     }
7906 }
7907
7908 - (void) installPackages:(NSArray *)packages {
7909     @synchronized (self) {
7910         for (Package *package in packages)
7911             [package install];
7912         [self resolve];
7913         [self perform];
7914     }
7915 }
7916
7917 - (void) installPackage:(Package *)package {
7918     @synchronized (self) {
7919         [package install];
7920         [self resolve];
7921         [self perform];
7922     }
7923 }
7924
7925 - (void) removePackage:(Package *)package {
7926     @synchronized (self) {
7927         [package remove];
7928         [self resolve];
7929         [self perform];
7930     }
7931 }
7932
7933 - (void) distUpgrade {
7934     @synchronized (self) {
7935         if (![database_ upgrade])
7936             return;
7937         [self perform];
7938     }
7939 }
7940
7941 - (void) cancel {
7942     [self slideUp:[[[UIActionSheet alloc]
7943         initWithTitle:nil
7944         buttons:[NSArray arrayWithObjects:UCLocalize("CONTINUE_QUEUING"), UCLocalize("CANCEL_CLEAR"), nil]
7945         defaultButtonIndex:1
7946         delegate:self
7947         context:@"cancel"
7948     ] autorelease]];
7949 }
7950
7951 - (void) complete {
7952     @synchronized (self) {
7953         [self _reloadData];
7954
7955         if (confirm_ != nil) {
7956             [confirm_ release];
7957             confirm_ = nil;
7958         }
7959     }
7960 }
7961
7962 - (void) confirm {
7963     [overlay_ removeFromSuperview];
7964     reload_ = true;
7965
7966     [progress_
7967         detachNewThreadSelector:@selector(perform)
7968         toTarget:database_
7969         withObject:nil
7970         title:UCLocalize("RUNNING")
7971     ];
7972 }
7973
7974 - (void) progressViewIsComplete:(ProgressView *)progress {
7975     if (confirm_ != nil) {
7976         [underlay_ addSubview:overlay_];
7977         [confirm_ popFromSuperviewAnimated:NO];
7978     }
7979
7980     [self complete];
7981 }
7982
7983 - (void) setPage:(RVPage *)page {
7984     [page resetViewAnimated:NO];
7985     [page setDelegate:self];
7986     [book_ setPage:page];
7987 }
7988
7989 - (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class {
7990     CydiaBrowserView *browser = [[[_class alloc] initWithBook:book_] autorelease];
7991     [browser loadURL:url];
7992     return browser;
7993 }
7994
7995 - (SectionsView *) sectionsView {
7996     if (sections_ == nil)
7997         sections_ = [[SectionsView alloc] initWithBook:book_ database:database_];
7998     return sections_;
7999 }
8000
8001 - (ChangesView *) changesView {
8002     if (changes_ == nil)
8003         changes_ = [[ChangesView alloc] initWithBook:book_ database:database_ delegate:self];
8004     return changes_;
8005 }
8006
8007 - (ManageView *) manageView {
8008     if (manage_ == nil)
8009         manage_ = (ManageView *) [[self
8010             _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
8011             withClass:[ManageView class]
8012         ] retain];
8013     return manage_;
8014 }
8015
8016 - (SearchView *) searchView {
8017     if (search_ == nil)
8018         search_ = [[SearchView alloc] initWithBook:book_ database:database_];
8019     return search_;
8020 }
8021
8022 - (void) tabBar:(UITabBar *)sender didSelectItem:(UITabBarItem *)item {
8023     int tag = [item tag];
8024     if (tag == tag_) {
8025         [book_ resetViewAnimated:YES];
8026         return;
8027     } else if (tag_ == 1)
8028         [[self sectionsView] resetView];
8029
8030     switch (tag) {
8031         case 0: _setHomePage(self); break;
8032
8033         case 1: [self setPage:[self sectionsView]]; break;
8034         case 2: [self setPage:[self changesView]]; break;
8035         case 3: [self setPage:[self manageView]]; break;
8036         case 4: [self setPage:[self searchView]]; break;
8037
8038         _nodefault
8039     }
8040
8041     tag_ = tag;
8042 }
8043
8044 - (void) askForSettings {
8045     NSString *parenthetical(UCLocalize("PARENTHETICAL"));
8046
8047     CYActionSheet *role([[[CYActionSheet alloc]
8048         initWithTitle:UCLocalize("WHO_ARE_YOU")
8049         buttons:[NSArray arrayWithObjects:
8050             [NSString stringWithFormat:parenthetical, UCLocalize("USER"), UCLocalize("USER_EX")],
8051             [NSString stringWithFormat:parenthetical, UCLocalize("HACKER"), UCLocalize("HACKER_EX")],
8052             [NSString stringWithFormat:parenthetical, UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")],
8053         nil]
8054         defaultButtonIndex:-1
8055     ] autorelease]);
8056
8057     [role setBodyText:UCLocalize("ROLE_EX")];
8058
8059     int button([role yieldToPopupAlertAnimated:YES]);
8060
8061     switch (button) {
8062         case 1: Role_ = @"User"; break;
8063         case 2: Role_ = @"Hacker"; break;
8064         case 3: Role_ = @"Developer"; break;
8065
8066         _nodefault
8067     }
8068
8069     Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8070         Role_, @"Role",
8071     nil];
8072
8073     [Metadata_ setObject:Settings_ forKey:@"Settings"];
8074
8075     Changed_ = true;
8076
8077     [role dismiss];
8078 }
8079
8080 - (void) setPackageView:(PackageView *)view {
8081     WebThreadLock();
8082     [view setPackage:nil];
8083 #if RecyclePackageViews
8084     if ([details_ count] < 3)
8085         [details_ addObject:view];
8086 #endif
8087     WebThreadUnlock();
8088 }
8089
8090 - (PackageView *) _packageView {
8091     return [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
8092 }
8093
8094 - (PackageView *) packageView {
8095 #if RecyclePackageViews
8096     PackageView *view;
8097     size_t count([details_ count]);
8098
8099     if (count == 0) {
8100         view = [self _packageView];
8101       renew:
8102         [details_ addObject:[self _packageView]];
8103     } else {
8104         view = [[[details_ lastObject] retain] autorelease];
8105         [details_ removeLastObject];
8106         if (count == 1)
8107             goto renew;
8108     }
8109
8110     return view;
8111 #else
8112     return [self _packageView];
8113 #endif
8114 }
8115
8116 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
8117     NSString *context([sheet context]);
8118
8119     if ([context isEqualToString:@"missing"])
8120         [sheet dismiss];
8121     else if ([context isEqualToString:@"cancel"]) {
8122         bool clear;
8123
8124         switch (button) {
8125             case 1:
8126                 clear = false;
8127             break;
8128
8129             case 2:
8130                 clear = true;
8131             break;
8132
8133             _nodefault
8134         }
8135
8136         [sheet dismiss];
8137
8138         @synchronized (self) {
8139             if (clear)
8140                 [self _reloadData];
8141             else {
8142                 Queuing_ = true;
8143                 [[[toolbar_ items] objectAtIndex:3] setBadgeValue:UCLocalize("Q_D")];
8144                 [book_ reloadData];
8145             }
8146
8147             if (confirm_ != nil) {
8148                 [confirm_ release];
8149                 confirm_ = nil;
8150             }
8151         }
8152     } else if ([context isEqualToString:@"fixhalf"]) {
8153         switch (button) {
8154             case 1:
8155                 @synchronized (self) {
8156                     for (Package *broken in broken_) {
8157                         [broken remove];
8158
8159                         NSString *id = [broken id];
8160                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8161                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8162                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8163                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8164                     }
8165
8166                     [self resolve];
8167                     [self perform];
8168                 }
8169             break;
8170
8171             case 2:
8172                 [broken_ removeAllObjects];
8173                 [self _loaded];
8174             break;
8175
8176             _nodefault
8177         }
8178
8179         [sheet dismiss];
8180     } else if ([context isEqualToString:@"upgrade"]) {
8181         switch (button) {
8182             case 1:
8183                 @synchronized (self) {
8184                     for (Package *essential in essential_)
8185                         [essential install];
8186
8187                     [self resolve];
8188                     [self perform];
8189                 }
8190             break;
8191
8192             case 2:
8193                 [self distUpgrade];
8194             break;
8195
8196             case 3:
8197                 Ignored_ = YES;
8198             break;
8199
8200             _nodefault
8201         }
8202
8203         [sheet dismiss];
8204     }
8205 }
8206
8207 - (void) system:(NSString *)command { _pooled
8208     system([command UTF8String]);
8209 }
8210
8211 - (void) applicationWillSuspend {
8212     [database_ clean];
8213     [super applicationWillSuspend];
8214 }
8215
8216 - (void) applicationSuspend:(__GSEvent *)event {
8217     if (hud_ == nil && ![progress_ isRunning])
8218         [super applicationSuspend:event];
8219 }
8220
8221 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8222     if (hud_ == nil)
8223         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8224 }
8225
8226 - (void) _setSuspended:(BOOL)value {
8227     if (hud_ == nil)
8228         [super _setSuspended:value];
8229 }
8230
8231 - (UIProgressHUD *) addProgressHUD {
8232     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8233     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8234
8235     [window_ setUserInteractionEnabled:NO];
8236     [hud show:YES];
8237     [progress_ addSubview:hud];
8238     return hud;
8239 }
8240
8241 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8242     [hud show:NO];
8243     [hud removeFromSuperview];
8244     [window_ setUserInteractionEnabled:YES];
8245 }
8246
8247 - (RVPage *) pageForPackage:(NSString *)name {
8248     if (Package *package = [database_ packageWithName:name]) {
8249         PackageView *view([self packageView]);
8250         [view setPackage:package];
8251         return view;
8252     } else {
8253         NSURL *url([NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"unknown" ofType:@"html"]]);
8254         url = [NSURL URLWithString:[[url absoluteString] stringByAppendingString:[NSString stringWithFormat:@"?%@", name]]];
8255         return [self _pageForURL:url withClass:[CydiaBrowserView class]];
8256     }
8257 }
8258
8259 - (RVPage *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8260     if (tag != NULL)
8261         *tag = -1;
8262
8263     NSString *href([url absoluteString]);
8264     if ([href hasPrefix:@"apptapp://package/"])
8265         return [self pageForPackage:[href substringFromIndex:18]];
8266
8267     NSString *scheme([[url scheme] lowercaseString]);
8268     if (![scheme isEqualToString:@"cydia"])
8269         return nil;
8270     NSString *path([url absoluteString]);
8271     if ([path length] < 8)
8272         return nil;
8273     path = [path substringFromIndex:8];
8274     if (![path hasPrefix:@"/"])
8275         path = [@"/" stringByAppendingString:path];
8276
8277     if ([path isEqualToString:@"/add-source"])
8278         return [[[AddSourceView alloc] initWithBook:book_ database:database_] autorelease];
8279     else if ([path isEqualToString:@"/storage"])
8280         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CydiaBrowserView class]];
8281     else if ([path isEqualToString:@"/sources"])
8282         return [[[SourceTable alloc] initWithBook:book_ database:database_] autorelease];
8283     else if ([path isEqualToString:@"/packages"])
8284         return [[[InstalledView alloc] initWithBook:book_ database:database_] autorelease];
8285     else if ([path hasPrefix:@"/url/"])
8286         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CydiaBrowserView class]];
8287     else if ([path hasPrefix:@"/launch/"])
8288         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8289     else if ([path hasPrefix:@"/package-settings/"])
8290         return [[[SettingsView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:18]] autorelease];
8291     else if ([path hasPrefix:@"/package-signature/"])
8292         return [[[SignatureView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:19]] autorelease];
8293     else if ([path hasPrefix:@"/package/"])
8294         return [self pageForPackage:[path substringFromIndex:9]];
8295     else if ([path hasPrefix:@"/files/"]) {
8296         NSString *name = [path substringFromIndex:7];
8297
8298         if (Package *package = [database_ packageWithName:name]) {
8299             FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
8300             [files setPackage:package];
8301             return files;
8302         }
8303     }
8304
8305     return nil;
8306 }
8307
8308 - (void) applicationOpenURL:(NSURL *)url {
8309     [super applicationOpenURL:url];
8310     int tag;
8311     if (RVPage *page = [self pageForURL:url hasTag:&tag]) {
8312         [self setPage:page];
8313         tag_ = tag;
8314         [toolbar_ setSelectedItem:(tag_ == -1 ? nil : [items_ objectAtIndex:tag_])];
8315     }
8316 }
8317
8318 - (void) applicationDidFinishLaunching:(id)unused {
8319     [BrowserView _initialize];
8320
8321     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8322
8323     Font12_ = [[UIFont systemFontOfSize:12] retain];
8324     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8325     Font14_ = [[UIFont systemFontOfSize:14] retain];
8326     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8327     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8328
8329     tag_ = 0;
8330
8331     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8332     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8333
8334     UIScreen *screen([UIScreen mainScreen]);
8335
8336     window_ = [[UIWindow alloc] initWithFrame:[screen bounds]];
8337     [window_ orderFront:self];
8338     [window_ makeKey:self];
8339     [window_ setHidden:NO];
8340
8341     root_ = [[CydiaViewController alloc] init];
8342     [window_ addSubview:[root_ view]];
8343
8344     database_ = [Database sharedInstance];
8345
8346     progress_ = [[ProgressView alloc] initWithFrame:[[root_ view] bounds] database:database_ delegate:self];
8347     [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8348     [[root_ view] addSubview:progress_];
8349
8350     [database_ setDelegate:progress_];
8351
8352     underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
8353     [underlay_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8354     [progress_ setContentView:underlay_];
8355
8356     [progress_ resetView];
8357
8358     if (
8359         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8360         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8361         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
8362         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
8363         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8364         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8365         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8366         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
8367         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
8368         false
8369     ) {
8370         [self setIdleTimerDisabled:YES];
8371
8372         hud_ = [self addProgressHUD];
8373         [hud_ setText:@"Reorganizing\n\nWill Automatically\nClose When Done"];
8374         [self setStatusBarShowsProgress:YES];
8375
8376         [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
8377
8378         [self setStatusBarShowsProgress:NO];
8379         [self removeProgressHUD:hud_];
8380         hud_ = nil;
8381
8382         if (ExecFork() == 0) {
8383             execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
8384             perror("launchctl stop");
8385         }
8386
8387         return;
8388     }
8389
8390     if (Role_ == nil)
8391         [self askForSettings];
8392
8393     _trace();
8394     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
8395     [overlay_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8396
8397     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
8398
8399     book_ = [[CYBook alloc] initWithFrame:CGRectMake(
8400         0, 0, screenrect.size.width, screenrect.size.height - 48
8401     ) database:database_];
8402
8403     [book_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8404     [overlay_ addSubview:book_];
8405
8406     [book_ setDelegate:self];
8407
8408     items_ = [[NSArray arrayWithObjects:
8409         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
8410         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:1] autorelease],
8411         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:2] autorelease],
8412         [[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:3] autorelease],
8413         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:4] autorelease],
8414     nil] retain];
8415
8416     toolbar_ = [[UITabBar alloc]
8417         initWithFrame:CGRectMake(
8418             0, screenrect.size.height - ButtonBarHeight_,
8419             screenrect.size.width, ButtonBarHeight_
8420         )
8421     ];
8422
8423     [toolbar_ setItems:items_];
8424
8425     [toolbar_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
8426     [overlay_ addSubview:toolbar_];
8427
8428     [toolbar_ setDelegate:self];
8429
8430     /*int buttons[5] = {1, 2, 3, 4, 5};
8431     [toolbar_ registerButtonGroup:0 withButtons:buttons withCount:5];
8432     [toolbar_ showButtonGroup:0 withDuration:0];
8433
8434     for (int i = 0; i != 5; ++i) {
8435         UIView *button([toolbar_ viewWithTag:(i + 1)]);
8436
8437         [button setFrame:CGRectMake(
8438             i * (screenrect.size.width / 5) + (screenrect.size.width / 5 - ButtonBarWidth_) / 2, 1,
8439             ButtonBarWidth_, ButtonBarHeight_
8440         )];
8441
8442         [button setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8443     }*/
8444
8445     [toolbar_ setSelectedItem:[items_ objectAtIndex:0]];
8446
8447     [UIKeyboard initImplementationNow];
8448     /*CGSize keysize = [UIKeyboard defaultSize];
8449     CGRect keyrect = {{0, [overlay_ bounds].size.height}, keysize};
8450     keyboard_ = [[UIKeyboard alloc] initWithFrame:keyrect];
8451     [overlay_ addSubview:keyboard_];*/
8452
8453     [underlay_ addSubview:overlay_];
8454
8455     [self reloadData];
8456
8457 #if RecyclePackageViews
8458     details_ = [[NSMutableArray alloc] initWithCapacity:4];
8459     [details_ addObject:[self _packageView]];
8460     [details_ addObject:[self _packageView]];
8461 #endif
8462
8463     PrintTimes();
8464
8465     _setHomePage(self);
8466 }
8467
8468 - (void) showKeyboard:(BOOL)show {
8469     CGSize keysize([UIKeyboard defaultSize]);
8470     CGRect keydown = {{0, [overlay_ bounds].size.height}, keysize};
8471     CGRect keyup(keydown);
8472     keyup.origin.y -= keysize.height;
8473
8474     UIFrameAnimation *animation([[[UIFrameAnimation alloc] initWithTarget:keyboard_] autorelease]);
8475     [animation setSignificantRectFields:2];
8476
8477     if (show) {
8478         [animation setStartFrame:keydown];
8479         [animation setEndFrame:keyup];
8480         [keyboard_ activate];
8481     } else {
8482         [animation setStartFrame:keyup];
8483         [animation setEndFrame:keydown];
8484         [keyboard_ deactivate];
8485     }
8486
8487     [[UIAnimator sharedAnimator]
8488         addAnimations:[NSArray arrayWithObjects:animation, nil]
8489         withDuration:KeyboardTime_
8490         start:YES
8491     ];
8492 }
8493
8494 - (void) slideUp:(UIActionSheet *)alert {
8495     [alert setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8496     [alert presentSheetInView:overlay_];
8497 }
8498
8499 @end
8500
8501 /*IMP alloc_;
8502 id Alloc_(id self, SEL selector) {
8503     id object = alloc_(self, selector);
8504     lprintf("[%s]A-%p\n", self->isa->name, object);
8505     return object;
8506 }*/
8507
8508 /*IMP dealloc_;
8509 id Dealloc_(id self, SEL selector) {
8510     id object = dealloc_(self, selector);
8511     lprintf("[%s]D-%p\n", self->isa->name, object);
8512     return object;
8513 }*/
8514
8515 Class $WebDefaultUIKitDelegate;
8516
8517 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
8518     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
8519         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
8520     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
8521 }
8522
8523 int main(int argc, char *argv[]) { _pooled
8524     _trace();
8525
8526     if (Class $UIDevice = objc_getClass("UIDevice")) {
8527         UIDevice *device([$UIDevice currentDevice]);
8528         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
8529     } else
8530         IsWildcat_ = false;
8531
8532     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
8533
8534     /* Library Hacks {{{ */
8535     class_addMethod(objc_getClass("WebScriptObject"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &WebScriptObject$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
8536     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
8537
8538     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
8539     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
8540     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
8541         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
8542         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
8543     }
8544     /* }}} */
8545     /* Set Locale {{{ */
8546     Locale_ = CFLocaleCopyCurrent();
8547     Languages_ = [NSLocale preferredLanguages];
8548     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
8549     //NSLog(@"%@", [Languages_ description]);
8550
8551     const char *lang;
8552     if (Languages_ == nil || [Languages_ count] == 0)
8553         // XXX: consider just setting to C and then falling through?
8554         lang = NULL;
8555     else {
8556         lang = [[Languages_ objectAtIndex:0] UTF8String];
8557         setenv("LANG", lang, true);
8558     }
8559
8560     //std::setlocale(LC_ALL, lang);
8561     NSLog(@"Setting Language: %s", lang);
8562     /* }}} */
8563
8564     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
8565
8566     /* Parse Arguments {{{ */
8567     bool substrate(false);
8568
8569     if (argc != 0) {
8570         char **args(argv);
8571         int arge(1);
8572
8573         for (int argi(1); argi != argc; ++argi)
8574             if (strcmp(argv[argi], "--") == 0) {
8575                 arge = argi;
8576                 argv[argi] = argv[0];
8577                 argv += argi;
8578                 argc -= argi;
8579                 break;
8580             }
8581
8582         for (int argi(1); argi != arge; ++argi)
8583             if (strcmp(args[argi], "--substrate") == 0)
8584                 substrate = true;
8585             else
8586                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
8587     }
8588     /* }}} */
8589
8590     App_ = [[NSBundle mainBundle] bundlePath];
8591     Home_ = NSHomeDirectory();
8592     Advanced_ = YES;
8593
8594     setuid(0);
8595     setgid(0);
8596
8597     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
8598     alloc_ = alloc->method_imp;
8599     alloc->method_imp = (IMP) &Alloc_;*/
8600
8601     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
8602     dealloc_ = dealloc->method_imp;
8603     dealloc->method_imp = (IMP) &Dealloc_;*/
8604
8605     /* System Information {{{ */
8606     size_t size;
8607
8608     int maxproc;
8609     size = sizeof(maxproc);
8610     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
8611         perror("sysctlbyname(\"kern.maxproc\", ?)");
8612     else if (maxproc < 64) {
8613         maxproc = 64;
8614         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
8615             perror("sysctlbyname(\"kern.maxproc\", #)");
8616     }
8617
8618     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
8619     char *osversion = new char[size];
8620     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
8621         perror("sysctlbyname(\"kern.osversion\", ?)");
8622     else
8623         System_ = [NSString stringWithUTF8String:osversion];
8624
8625     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
8626     char *machine = new char[size];
8627     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
8628         perror("sysctlbyname(\"hw.machine\", ?)");
8629     else
8630         Machine_ = machine;
8631
8632     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
8633         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
8634             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
8635                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
8636                 CFRelease(serial);
8637             }
8638
8639             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
8640                 NSData *data((NSData *) ecid);
8641                 size_t length([data length]);
8642                 uint8_t bytes[length];
8643                 [data getBytes:bytes];
8644                 char string[length * 2 + 1];
8645                 for (size_t i(0); i != length; ++i)
8646                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
8647                 ChipID_ = [NSString stringWithUTF8String:string];
8648                 CFRelease(ecid);
8649             }
8650
8651             IOObjectRelease(service);
8652         }
8653     }
8654
8655     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
8656
8657     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
8658         Build_ = [system objectForKey:@"ProductBuildVersion"];
8659     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
8660         Product_ = [info objectForKey:@"SafariProductVersion"];
8661         Safari_ = [info objectForKey:@"CFBundleVersion"];
8662     }
8663     /* }}} */
8664     /* Load Database {{{ */
8665     _trace();
8666     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
8667     _trace();
8668     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
8669     _trace();
8670
8671     if (Metadata_ == NULL)
8672         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
8673     else {
8674         Settings_ = [Metadata_ objectForKey:@"Settings"];
8675
8676         Packages_ = [Metadata_ objectForKey:@"Packages"];
8677         Sections_ = [Metadata_ objectForKey:@"Sections"];
8678         Sources_ = [Metadata_ objectForKey:@"Sources"];
8679
8680         Token_ = [Metadata_ objectForKey:@"Token"];
8681     }
8682
8683     if (Settings_ != nil)
8684         Role_ = [Settings_ objectForKey:@"Role"];
8685
8686     if (Packages_ == nil) {
8687         Packages_ = [[[NSMutableDictionary alloc] initWithCapacity:128] autorelease];
8688         [Metadata_ setObject:Packages_ forKey:@"Packages"];
8689     }
8690
8691     if (Sections_ == nil) {
8692         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
8693         [Metadata_ setObject:Sections_ forKey:@"Sections"];
8694     }
8695
8696     if (Sources_ == nil) {
8697         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
8698         [Metadata_ setObject:Sources_ forKey:@"Sources"];
8699     }
8700     /* }}} */
8701
8702 #if RecycleWebViews
8703     Documents_ = [[[NSMutableArray alloc] initWithCapacity:4] autorelease];
8704 #endif
8705
8706     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
8707
8708     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", F_OK) == 0)
8709         dlopen("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", RTLD_LAZY | RTLD_GLOBAL);
8710     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
8711         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
8712     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
8713         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
8714
8715     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
8716
8717     if (access("/tmp/.cydia.fw", F_OK) == 0) {
8718         unlink("/tmp/.cydia.fw");
8719         goto firmware;
8720     } else if (access("/User", F_OK) != 0 || version < 2) {
8721       firmware:
8722         _trace();
8723         system("/usr/libexec/cydia/firmware.sh");
8724         _trace();
8725     }
8726
8727     _assert([[NSFileManager defaultManager]
8728         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
8729         withIntermediateDirectories:YES
8730         attributes:nil
8731         error:NULL
8732     ]);
8733
8734     if (access("/tmp/cydia.chk", F_OK) == 0) {
8735         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
8736             _assert(errno == ENOENT);
8737         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
8738             _assert(errno == ENOENT);
8739     }
8740
8741     /* APT Initialization {{{ */
8742     _assert(pkgInitConfig(*_config));
8743     _assert(pkgInitSystem(*_config, _system));
8744
8745     if (lang != NULL)
8746         _config->Set("APT::Acquire::Translation", lang);
8747     _config->Set("Acquire::http::Timeout", 15);
8748     _config->Set("Acquire::http::MaxParallel", 3);
8749     /* }}} */
8750     /* Color Choices {{{ */
8751     space_ = CGColorSpaceCreateDeviceRGB();
8752
8753     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
8754     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
8755     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
8756     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
8757     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
8758     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
8759     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
8760     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
8761     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
8762
8763     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
8764     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
8765     /* }}}*/
8766     /* UIKit Configuration {{{ */
8767     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
8768     if ($GSFontSetUseLegacyFontMetrics != NULL)
8769         $GSFontSetUseLegacyFontMetrics(YES);
8770
8771     // XXX: I have a feeling this was important
8772     //UIKeyboardDisableAutomaticAppearance();
8773     /* }}} */
8774
8775     Colon_ = UCLocalize("COLON_DELIMITED");
8776     Error_ = UCLocalize("ERROR");
8777     Warning_ = UCLocalize("WARNING");
8778
8779     _trace();
8780     int value = UIApplicationMain(argc, argv, @"Cydia", @"Cydia");
8781
8782     CGColorSpaceRelease(space_);
8783     CFRelease(Locale_);
8784
8785     return value;
8786 }