MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  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 #include "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120 #include <pcre.h>
 121
 122 #include <Cytore.hpp>
 123
 124 #include "UICaboodle/BrowserView.h"
 125 #include "SDURLCache/SDURLCache.h"
 126
 127 #include "substrate.h"
 128 /* }}} */
 129
 130 /* Profiler {{{ */
 131 struct timeval _ltv;
 132 bool _itv;
 133
 134 #define _timestamp ({ \
 135     struct timeval tv; \
 136     gettimeofday(&tv, NULL); \
 137     tv.tv_sec * 1000000 + tv.tv_usec; \
 138 })
 139
 140 typedef std::vector<class ProfileTime *> TimeList;
 141 TimeList times_;
 142
 143 class ProfileTime {
 144   private:
 145     const char *name_;
 146     uint64_t total_;
 147     uint64_t count_;
 148
 149   public:
 150     ProfileTime(const char *name) :
 151         name_(name),
 152         total_(0)
 153     {
 154         times_.push_back(this);
 155     }
 156
 157     void AddTime(uint64_t time) {
 158         total_ += time;
 159         ++count_;
 160     }
 161
 162     void Print() {
 163         if (total_ != 0)
 164             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 165         total_ = 0;
 166         count_ = 0;
 167     }
 168 };
 169
 170 class ProfileTimer {
 171   private:
 172     ProfileTime &time_;
 173     uint64_t start_;
 174
 175   public:
 176     ProfileTimer(ProfileTime &time) :
 177         time_(time),
 178         start_(_timestamp)
 179     {
 180     }
 181
 182     ~ProfileTimer() {
 183         time_.AddTime(_timestamp - start_);
 184     }
 185 };
 186
 187 void PrintTimes() {
 188     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 189         (*i)->Print();
 190     std::cerr << "========" << std::endl;
 191 }
 192
 193 #define _profile(name) { \
 194     static ProfileTime name(#name); \
 195     ProfileTimer _ ## name(name);
 196
 197 #define _end }
 198 /* }}} */
 199
 200 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 201
 202 #define CYPoolStart() \
 203     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 204     do
 205 #define CYPoolEnd() \
 206     while (false); \
 207     [_pool release];
 208
 209 #define Cydia_ CYDIA_VERSION
 210
 211 #define lprintf(args...) fprintf(stderr, args)
 212
 213 #define ForRelease 1
 214 #define TraceLogging (1 && !ForRelease)
 215 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 216 #define ProfileTimes (0 && !ForRelease)
 217 #define ForSaurik (0 && !ForRelease)
 218 #define LogBrowser (0 && !ForRelease)
 219 #define TrackResize (0 && !ForRelease)
 220 #define ManualRefresh (1 && !ForRelease)
 221 #define ShowInternals (0 && !ForRelease)
 222 #define AlwaysReload (0 && !ForRelease)
 223 #define TryIndexedCollation (0 && !ForRelease)
 224
 225 #if !TraceLogging
 226 #undef _trace
 227 #define _trace(args...)
 228 #endif
 229
 230 #if !ProfileTimes
 231 #undef _profile
 232 #define _profile(name) {
 233 #undef _end
 234 #define _end }
 235 #define PrintTimes() do {} while (false)
 236 #endif
 237
 238 // Hash Functions/Structures {{{
 239 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 240
 241 union SplitHash {
 242     uint32_t u32;
 243     uint16_t u16[2];
 244 };
 245 // }}}
 246
 247 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 248
 249 static _finline NSString *CydiaURL(NSString *path) {
 250     char page[26];
 251     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 252     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 253     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 254     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 255     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 256     page[25] = '\0';
 257     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 258 }
 259
 260 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 261     int notify_token;
 262     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 263         notify_set_state(notify_token, newStatus);
 264         notify_cancel(notify_token);
 265     }
 266     notify_post("com.saurik.Cydia.status");
 267 }
 268
 269 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 270 @interface NSObject (Cydia)
 271 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 272 - (id) yieldToSelector:(SEL)selector;
 273 @end
 274
 275 @implementation NSObject (Cydia)
 276
 277 - (void) doNothing {
 278 }
 279
 280 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 281     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 282     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 283     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 284
 285     /* XXX: deal with exceptions */
 286     id value([self performSelector:selector withObject:object]);
 287
 288     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 289     [context removeAllObjects];
 290     if ([signature methodReturnLength] != 0 && value != nil)
 291         [context addObject:value];
 292
 293     stopped = true;
 294
 295     [self
 296         performSelectorOnMainThread:@selector(doNothing)
 297         withObject:nil
 298         waitUntilDone:NO
 299     ];
 300 }
 301
 302 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 303     volatile bool stopped(false);
 304
 305     NSMutableArray *context([NSMutableArray arrayWithObjects:
 306         [NSValue valueWithPointer:selector],
 307         [NSValue valueWithNonretainedObject:object],
 308         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 309     nil]);
 310
 311     NSThread *thread([[[NSThread alloc]
 312         initWithTarget:self
 313         selector:@selector(_yieldToContext:)
 314         object:context
 315     ] autorelease]);
 316
 317     [thread start];
 318
 319     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 320     NSDate *future([NSDate distantFuture]);
 321     NSString *mode([loop currentMode] ?: NSDefaultRunLoopMode);
 322
 323 _trace();
 324     while (!stopped && [loop runMode:mode beforeDate:future]);
 325 _trace();
 326
 327     return [context count] == 0 ? nil : [context objectAtIndex:0];
 328 }
 329
 330 - (id) yieldToSelector:(SEL)selector {
 331     return [self yieldToSelector:selector withObject:nil];
 332 }
 333
 334 @end
 335 /* }}} */
 336
 337 /* Cydia Alert View {{{ */
 338 @interface CYAlertView : UIAlertView {
 339     unsigned button_;
 340 }
 341
 342 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 343
 344 @end
 345
 346 @implementation CYAlertView
 347
 348 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 349     if ((self = [super init]) != nil) {
 350         [self setTitle:title];
 351         [self setDelegate:self];
 352         for (NSString *button in buttons) [self addButtonWithTitle:button];
 353         [self setCancelButtonIndex:index];
 354     } return self;
 355 }
 356
 357 - (void) _updateFrameForDisplay {
 358     [super _updateFrameForDisplay];
 359     if ([self cancelButtonIndex] == -1) {
 360         NSArray *buttons = [self buttons];
 361         if ([buttons count]) {
 362             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 363             for (UIThreePartButton *button in buttons)
 364                 [button setBackground:background forState:0];
 365         }
 366     }
 367 }
 368
 369 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 370     button_ = buttonIndex + 1;
 371 }
 372
 373 - (void) dismiss {
 374     [self dismissWithClickedButtonIndex:-1 animated:YES];
 375 }
 376
 377 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 378     [self setRunsModal:YES];
 379     button_ = 0;
 380     [self show];
 381     return button_;
 382 }
 383
 384 @end
 385 /* }}} */
 386
 387 /* NSForcedOrderingSearch doesn't work on the iPhone */
 388 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 389 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 390 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 391
 392 /* Radix Sort {{{ */
 393 typedef uint32_t (*SKRadixFunction)(id, void *);
 394
 395 @interface NSMutableArray (Radix)
 396 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 397 @end
 398
 399 struct RadixItem_ {
 400     size_t index;
 401     uint32_t key;
 402 };
 403
 404 @implementation NSMutableArray (Radix)
 405
 406 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 407     size_t count([self count]);
 408     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 409
 410     for (size_t i(0); i != count; ++i) {
 411         RadixItem_ &item(swap[i]);
 412         item.index = i;
 413
 414         id object([self objectAtIndex:i]);
 415         item.key = function(object, argument);
 416     }
 417
 418     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 419
 420     static const size_t width = 32;
 421     static const size_t bits = 11;
 422     static const size_t slots = 1 << bits;
 423     static const size_t passes = (width + (bits - 1)) / bits;
 424
 425     size_t *hist(new size_t[slots]);
 426
 427     for (size_t pass(0); pass != passes; ++pass) {
 428         memset(hist, 0, sizeof(size_t) * slots);
 429
 430         for (size_t i(0); i != count; ++i) {
 431             uint32_t key(lhs[i].key);
 432             key >>= pass * bits;
 433             key &= _not(uint32_t) >> width - bits;
 434             ++hist[key];
 435         }
 436
 437         size_t offset(0);
 438         for (size_t i(0); i != slots; ++i) {
 439             size_t local(offset);
 440             offset += hist[i];
 441             hist[i] = local;
 442         }
 443
 444         for (size_t i(0); i != count; ++i) {
 445             uint32_t key(lhs[i].key);
 446             key >>= pass * bits;
 447             key &= _not(uint32_t) >> width - bits;
 448             rhs[hist[key]++] = lhs[i];
 449         }
 450
 451         RadixItem_ *tmp(lhs);
 452         lhs = rhs;
 453         rhs = tmp;
 454     }
 455
 456     delete [] hist;
 457
 458     const void **values(new const void *[count]);
 459     for (size_t i(0); i != count; ++i)
 460         values[i] = [self objectAtIndex:lhs[i].index];
 461     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 462     delete [] values;
 463
 464     delete [] swap;
 465 }
 466
 467 @end
 468 /* }}} */
 469 /* Insertion Sort {{{ */
 470
 471 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 472     const char *ptr = (const char *)list;
 473     while (0 < count) {
 474         CFIndex half = count / 2;
 475         const char *probe = ptr + elementSize * half;
 476         CFComparisonResult cr = comparator(element, probe, context);
 477     if (0 == cr) return (probe - (const char *)list) / elementSize;
 478         ptr = (cr < 0) ? ptr : probe + elementSize;
 479         count = (cr < 0) ? half : (half + (count & 1) - 1);
 480     }
 481     return (ptr - (const char *)list) / elementSize;
 482 }
 483
 484 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 485     const char *ptr = (const char *)list;
 486     while (0 < count) {
 487         CFIndex half = count / 2;
 488         const char *probe = ptr + elementSize * half;
 489         CFComparisonResult cr = comparator(element, probe, context);
 490     if (0 == cr) return (probe - (const char *)list) / elementSize;
 491         ptr = (cr < 0) ? ptr : probe + elementSize;
 492         count = (cr < 0) ? half : (half + (count & 1) - 1);
 493     }
 494     return (ptr - (const char *)list) / elementSize;
 495 }
 496
 497 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 498     if (range.length == 0)
 499         return;
 500     const void **values(new const void *[range.length]);
 501     CFArrayGetValues(array, range, values);
 502
 503 #if HistogramInsertionSort > 0
 504     uint32_t total(0), *offsets(new uint32_t[range.length]);
 505 #endif
 506
 507     for (CFIndex index(1); index != range.length; ++index) {
 508         const void *value(values[index]);
 509         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 510         CFIndex correct(index);
 511         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 512 #if HistogramInsertionSort > 1
 513             NSLog(@"%@ < %@", value, values[correct - 1]);
 514 #endif
 515             if (--correct == 0)
 516                 break;
 517         }
 518         if (correct != index) {
 519             size_t offset(index - correct);
 520 #if HistogramInsertionSort
 521             total += offset;
 522             ++offsets[offset];
 523             if (offset > 10)
 524                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 525 #endif
 526             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 527             values[correct] = value;
 528         }
 529     }
 530
 531     CFArrayReplaceValues(array, range, values, range.length);
 532     delete [] values;
 533
 534 #if HistogramInsertionSort > 0
 535     for (CFIndex index(0); index != range.length; ++index)
 536         if (offsets[index] != 0)
 537             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 538     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 539     delete [] offsets;
 540 #endif
 541 }
 542
 543 /* }}} */
 544
 545 /* Apple Bug Fixes {{{ */
 546 @implementation UIWebDocumentView (Cydia)
 547
 548 - (void) _setScrollerOffset:(CGPoint)offset {
 549     UIScroller *scroller([self _scroller]);
 550
 551     CGSize size([scroller contentSize]);
 552     CGSize bounds([scroller bounds].size);
 553
 554     CGPoint max;
 555     max.x = size.width - bounds.width;
 556     max.y = size.height - bounds.height;
 557
 558     // wtf Apple?!
 559     if (max.x < 0)
 560         max.x = 0;
 561     if (max.y < 0)
 562         max.y = 0;
 563
 564     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 565     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 566
 567     [scroller setOffset:offset];
 568 }
 569
 570 @end
 571 /* }}} */
 572
 573 @interface NSInvocation (Cydia)
 574 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target;
 575 @end
 576
 577 @implementation NSInvocation (Cydia)
 578
 579 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target {
 580     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
 581     [invocation setTarget:target];
 582     [invocation setSelector:selector];
 583     return invocation;
 584 }
 585
 586 @end
 587
 588 @implementation WebScriptObject (NSFastEnumeration)
 589
 590 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 591     size_t length([self count] - state->state);
 592     if (length <= 0)
 593         return 0;
 594     else if (length > count)
 595         length = count;
 596     for (size_t i(0); i != length; ++i)
 597         objects[i] = [self objectAtIndex:state->state++];
 598     state->itemsPtr = objects;
 599     state->mutationsPtr = (unsigned long *) self;
 600     return length;
 601 }
 602
 603 @end
 604
 605 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 606     size_t length([self length] - state->state);
 607     if (length <= 0)
 608         return 0;
 609     else if (length > count)
 610         length = count;
 611     for (size_t i(0); i != length; ++i)
 612         objects[i] = [self item:state->state++];
 613     state->itemsPtr = objects;
 614     state->mutationsPtr = (unsigned long *) self;
 615     return length;
 616 }
 617
 618 /* Cydia NSString Additions {{{ */
 619 @interface NSString (Cydia)
 620 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 621 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 622 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 623 - (NSComparisonResult) compareByPath:(NSString *)other;
 624 - (NSString *) stringByCachingURLWithCurrentCDN;
 625 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 626 @end
 627
 628 @implementation NSString (Cydia)
 629
 630 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 631     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 632 }
 633
 634 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 635     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 636     memcpy(data, bytes, length);
 637     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 638 }
 639
 640 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 641     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 642 }
 643
 644 - (NSComparisonResult) compareByPath:(NSString *)other {
 645     NSString *prefix = [self commonPrefixWithString:other options:0];
 646     size_t length = [prefix length];
 647
 648     NSRange lrange = NSMakeRange(length, [self length] - length);
 649     NSRange rrange = NSMakeRange(length, [other length] - length);
 650
 651     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 652     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 653
 654     NSComparisonResult value;
 655
 656     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 657         value = NSOrderedSame;
 658     else if (lrange.location == NSNotFound)
 659         value = NSOrderedAscending;
 660     else if (rrange.location == NSNotFound)
 661         value = NSOrderedDescending;
 662     else
 663         value = NSOrderedSame;
 664
 665     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 666         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 667     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 668         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 669
 670     NSComparisonResult result = [lpath compare:rpath];
 671     return result == NSOrderedSame ? value : result;
 672 }
 673
 674 - (NSString *) stringByCachingURLWithCurrentCDN {
 675     return [self
 676         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 677         withString:@"://cache.cydia.saurik.com/"
 678     ];
 679 }
 680
 681 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 682     return [(id)CFURLCreateStringByAddingPercentEscapes(
 683         kCFAllocatorDefault,
 684         (CFStringRef) self,
 685         NULL,
 686         CFSTR(";/?:@&=+$,"),
 687         kCFStringEncodingUTF8
 688     ) autorelease];
 689 }
 690
 691 @end
 692 /* }}} */
 693
 694 /* C++ NSString Wrapper Cache {{{ */
 695 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 696     return size == 0 ? NULL :
 697         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 698         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 699 }
 700
 701 static _finline CFStringRef CYStringCreate(const char *data) {
 702     return CYStringCreate(data, strlen(data));
 703 }
 704
 705 class CYString {
 706   private:
 707     char *data_;
 708     size_t size_;
 709     CFStringRef cache_;
 710
 711     _finline void clear_() {
 712         if (cache_ != NULL) {
 713             CFRelease(cache_);
 714             cache_ = NULL;
 715         }
 716     }
 717
 718   public:
 719     _finline bool empty() const {
 720         return size_ == 0;
 721     }
 722
 723     _finline size_t size() const {
 724         return size_;
 725     }
 726
 727     _finline char *data() const {
 728         return data_;
 729     }
 730
 731     _finline void clear() {
 732         size_ = 0;
 733         clear_();
 734     }
 735
 736     _finline CYString() :
 737         data_(0),
 738         size_(0),
 739         cache_(NULL)
 740     {
 741     }
 742
 743     _finline ~CYString() {
 744         clear_();
 745     }
 746
 747     void operator =(const CYString &rhs) {
 748         data_ = rhs.data_;
 749         size_ = rhs.size_;
 750
 751         if (rhs.cache_ == nil)
 752             cache_ = NULL;
 753         else
 754             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 755     }
 756
 757     void copy(apr_pool_t *pool) {
 758         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 759         memcpy(temp, data_, size_);
 760         temp[size_] = '\0';
 761         data_ = temp;
 762     }
 763
 764     void set(apr_pool_t *pool, const char *data, size_t size) {
 765         if (size == 0)
 766             clear();
 767         else {
 768             clear_();
 769
 770             data_ = const_cast<char *>(data);
 771             size_ = size;
 772
 773             if (pool != NULL)
 774                 copy(pool);
 775         }
 776     }
 777
 778     _finline void set(apr_pool_t *pool, const char *data) {
 779         set(pool, data, data == NULL ? 0 : strlen(data));
 780     }
 781
 782     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 783         set(pool, rhs.data(), rhs.size());
 784     }
 785
 786     bool operator ==(const CYString &rhs) const {
 787         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 788     }
 789
 790     _finline operator CFStringRef() {
 791         if (cache_ == NULL)
 792             cache_ = CYStringCreate(data_, size_);
 793         return cache_;
 794     }
 795
 796     _finline operator id() {
 797         return (NSString *) static_cast<CFStringRef>(*this);
 798     }
 799
 800     _finline operator const char *() {
 801         return reinterpret_cast<const char *>(data_);
 802     }
 803 };
 804 /* }}} */
 805 /* C++ NSString Algorithm Adapters {{{ */
 806 extern "C" {
 807     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 808 }
 809
 810 struct NSStringMapHash :
 811     std::unary_function<NSString *, size_t>
 812 {
 813     _finline size_t operator ()(NSString *value) const {
 814         return CFStringHashNSString((CFStringRef) value);
 815     }
 816 };
 817
 818 struct NSStringMapLess :
 819     std::binary_function<NSString *, NSString *, bool>
 820 {
 821     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 822         return [lhs compare:rhs] == NSOrderedAscending;
 823     }
 824 };
 825
 826 struct NSStringMapEqual :
 827     std::binary_function<NSString *, NSString *, bool>
 828 {
 829     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 830         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 831         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 832         //[lhs isEqualToString:rhs];
 833     }
 834 };
 835 /* }}} */
 836
 837 /* Perl-Compatible RegEx {{{ */
 838 class Pcre {
 839   private:
 840     pcre *code_;
 841     pcre_extra *study_;
 842     int capture_;
 843     int *matches_;
 844     const char *data_;
 845
 846   public:
 847     Pcre() :
 848         code_(NULL),
 849         study_(NULL)
 850     {
 851     }
 852
 853     Pcre(const char *regex) :
 854         code_(NULL),
 855         study_(NULL)
 856     {
 857         this->operator =(regex);
 858     }
 859
 860     void operator =(const char *regex) {
 861         _assert(code_ == NULL);
 862
 863         const char *error;
 864         int offset;
 865         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 866
 867         if (code_ == NULL) {
 868             lprintf("%d:%s\n", offset, error);
 869             _assert(false);
 870         }
 871
 872         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 873         matches_ = new int[(capture_ + 1) * 3];
 874     }
 875
 876     ~Pcre() {
 877         pcre_free(code_);
 878         delete matches_;
 879     }
 880
 881     NSString *operator [](size_t match) const {
 882         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 883     }
 884
 885     bool operator ()(NSString *data) {
 886         // XXX: length is for characters, not for bytes
 887         return operator ()([data UTF8String], [data length]);
 888     }
 889
 890     bool operator ()(const char *data, size_t size) {
 891         data_ = data;
 892         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 893     }
 894
 895     NSString *operator ->*(NSString *format) const {
 896         id values[capture_];
 897         for (int i(0); i != capture_; ++i)
 898             values[i] = this->operator [](i + 1);
 899
 900         return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
 901     }
 902 };
 903 /* }}} */
 904 /* Mime Addresses {{{ */
 905 @interface Address : NSObject {
 906     NSString *name_;
 907     NSString *address_;
 908 }
 909
 910 - (NSString *) name;
 911 - (NSString *) address;
 912
 913 - (void) setAddress:(NSString *)address;
 914
 915 + (Address *) addressWithString:(NSString *)string;
 916 - (Address *) initWithString:(NSString *)string;
 917
 918 @end
 919
 920 @implementation Address
 921
 922 - (void) dealloc {
 923     [name_ release];
 924     if (address_ != nil)
 925         [address_ release];
 926     [super dealloc];
 927 }
 928
 929 - (NSString *) name {
 930     return name_;
 931 }
 932
 933 - (NSString *) address {
 934     return address_;
 935 }
 936
 937 - (void) setAddress:(NSString *)address {
 938     if (address_ != nil)
 939         [address_ autorelease];
 940     if (address == nil)
 941         address_ = nil;
 942     else
 943         address_ = [address retain];
 944 }
 945
 946 + (Address *) addressWithString:(NSString *)string {
 947     return [[[Address alloc] initWithString:string] autorelease];
 948 }
 949
 950 + (NSArray *) _attributeKeys {
 951     return [NSArray arrayWithObjects:
 952         @"address",
 953         @"name",
 954     nil];
 955 }
 956
 957 - (NSArray *) attributeKeys {
 958     return [[self class] _attributeKeys];
 959 }
 960
 961 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 962     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 963 }
 964
 965 - (Address *) initWithString:(NSString *)string {
 966     if ((self = [super init]) != nil) {
 967         const char *data = [string UTF8String];
 968         size_t size = [string length];
 969
 970         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 971
 972         if (address_r(data, size)) {
 973             name_ = [address_r[1] retain];
 974             address_ = [address_r[2] retain];
 975         } else {
 976             name_ = [string retain];
 977             address_ = nil;
 978         }
 979     } return self;
 980 }
 981
 982 @end
 983 /* }}} */
 984 /* CoreGraphics Primitives {{{ */
 985 class CYColor {
 986   private:
 987     CGColorRef color_;
 988
 989     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 990         CGFloat color[] = {red, green, blue, alpha};
 991         return CGColorCreate(space, color);
 992     }
 993
 994   public:
 995     CYColor() :
 996         color_(NULL)
 997     {
 998     }
 999
1000     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
1001         color_(Create_(space, red, green, blue, alpha))
1002     {
1003         Set(space, red, green, blue, alpha);
1004     }
1005
1006     void Clear() {
1007         if (color_ != NULL)
1008             CGColorRelease(color_);
1009     }
1010
1011     ~CYColor() {
1012         Clear();
1013     }
1014
1015     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1016         Clear();
1017         color_ = Create_(space, red, green, blue, alpha);
1018     }
1019
1020     operator CGColorRef() {
1021         return color_;
1022     }
1023 };
1024 /* }}} */
1025
1026 /* Random Global Variables {{{ */
1027 static const int PulseInterval_ = 50000;
1028
1029 static const NSString *UI_;
1030
1031 static int Finish_;
1032 static bool RestartSubstrate_;
1033 static NSArray *Finishes_;
1034
1035 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1036 #define NotifyConfig_ "/etc/notify.conf"
1037
1038 static bool Queuing_;
1039
1040 static CYColor Blue_;
1041 static CYColor Blueish_;
1042 static CYColor Black_;
1043 static CYColor Off_;
1044 static CYColor White_;
1045 static CYColor Gray_;
1046 static CYColor Green_;
1047 static CYColor Purple_;
1048 static CYColor Purplish_;
1049
1050 static UIColor *InstallingColor_;
1051 static UIColor *RemovingColor_;
1052
1053 static NSString *App_;
1054
1055 static BOOL Advanced_;
1056 static BOOL Ignored_;
1057
1058 static UIFont *Font12_;
1059 static UIFont *Font12Bold_;
1060 static UIFont *Font14_;
1061 static UIFont *Font18Bold_;
1062 static UIFont *Font22Bold_;
1063
1064 static const char *Machine_ = NULL;
1065 static NSString *System_ = nil;
1066 static NSString *SerialNumber_ = nil;
1067 static NSString *ChipID_ = nil;
1068 static _H<NSString> Token_;
1069 static NSString *UniqueID_ = nil;
1070 static NSString *PLMN_ = nil;
1071 static NSString *Build_ = nil;
1072 static NSString *Product_ = nil;
1073 static NSString *Safari_ = nil;
1074
1075 static CFLocaleRef Locale_;
1076 static NSArray *Languages_;
1077 static CGColorSpaceRef space_;
1078
1079 static NSDictionary *SectionMap_;
1080 static NSMutableDictionary *Metadata_;
1081 static _transient NSMutableDictionary *Settings_;
1082 static _transient NSString *Role_;
1083 static _transient NSMutableDictionary *Packages_;
1084 static _transient NSMutableDictionary *Sections_;
1085 static _transient NSMutableDictionary *Sources_;
1086 static bool Changed_;
1087 static time_t now_;
1088
1089 bool IsWildcat_;
1090 static CGFloat ScreenScale_;
1091 static NSString *Idiom_;
1092
1093 static NSMutableDictionary *SessionData_;
1094 static NSObject *HostConfig_;
1095 static NSMutableSet *BridgedHosts_;
1096 static NSMutableSet *PipelinedHosts_;
1097
1098 static NSString *kCydiaProgressEventTypeError = @"Error";
1099 static NSString *kCydiaProgressEventTypeInformation = @"Information";
1100 static NSString *kCydiaProgressEventTypeStatus = @"Status";
1101 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
1102 /* }}} */
1103
1104 /* Display Helpers {{{ */
1105 inline float Interpolate(float begin, float end, float fraction) {
1106     return (end - begin) * fraction + begin;
1107 }
1108
1109 static _finline const char *StripVersion_(const char *version) {
1110     const char *colon(strchr(version, ':'));
1111     return colon == NULL ? version : colon + 1;
1112 }
1113
1114 NSString *LocalizeSection(NSString *section) {
1115     static Pcre title_r("^(.*?) \\((.*)\\)$");
1116     if (title_r(section)) {
1117         NSString *parent(title_r[1]);
1118         NSString *child(title_r[2]);
1119
1120         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1121             LocalizeSection(parent),
1122             LocalizeSection(child)
1123         ];
1124     }
1125
1126     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1127 }
1128
1129 NSString *Simplify(NSString *title) {
1130     const char *data = [title UTF8String];
1131     size_t size = [title length];
1132
1133     static Pcre square_r("^\\[(.*)\\]$");
1134     if (square_r(data, size))
1135         return Simplify(square_r[1]);
1136
1137     static Pcre paren_r("^\\((.*)\\)$");
1138     if (paren_r(data, size))
1139         return Simplify(paren_r[1]);
1140
1141     static Pcre title_r("^(.*?) \\((.*)\\)$");
1142     if (title_r(data, size))
1143         return Simplify(title_r[1]);
1144
1145     return title;
1146 }
1147 /* }}} */
1148
1149 NSString *GetLastUpdate() {
1150     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1151
1152     if (update == nil)
1153         return UCLocalize("NEVER_OR_UNKNOWN");
1154
1155     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1156     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1157
1158     CFRelease(formatter);
1159
1160     return [(NSString *) formatted autorelease];
1161 }
1162
1163 bool isSectionVisible(NSString *section) {
1164     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1165     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1166     return hidden == nil || ![hidden boolValue];
1167 }
1168
1169 @class Cydia;
1170
1171 /* Delegate Prototypes {{{ */
1172 @class Package;
1173 @class Source;
1174 @class CydiaProgressEvent;
1175
1176 @protocol DatabaseDelegate
1177 - (void) repairWithSelector:(SEL)selector;
1178 - (void) setConfigurationData:(NSString *)data;
1179 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1180 @end
1181
1182 @class CYPackageController;
1183
1184 @protocol CydiaDelegate
1185 - (void) retainNetworkActivityIndicator;
1186 - (void) releaseNetworkActivityIndicator;
1187 - (void) clearPackage:(Package *)package;
1188 - (void) installPackage:(Package *)package;
1189 - (void) installPackages:(NSArray *)packages;
1190 - (void) removePackage:(Package *)package;
1191 - (void) beginUpdate;
1192 - (BOOL) updating;
1193 - (void) distUpgrade;
1194 - (void) loadData;
1195 - (void) updateData;
1196 - (void) syncData;
1197 - (void) addTrivialSource:(NSString *)href;
1198 - (void) showSettings;
1199 - (UIProgressHUD *) addProgressHUD;
1200 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1201 - (CYViewController *) pageForPackage:(NSString *)name;
1202 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1203 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1204 @end
1205 /* }}} */
1206
1207 /* ProgressEvent Interface/Delegate {{{ */
1208 @interface CydiaProgressEvent : NSObject {
1209     _H<NSString> message_;
1210     _H<NSString> type_;
1211
1212     _H<NSArray> item_;
1213     _H<NSString> package_;
1214     _H<NSString> url_;
1215     _H<NSString> version_;
1216 }
1217
1218 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1219 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1220 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1221
1222 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1223
1224 - (NSString *) message;
1225 - (NSString *) type;
1226
1227 - (NSArray *) item;
1228 - (NSString *) package;
1229 - (NSString *) url;
1230 - (NSString *) version;
1231
1232 - (void) setItem:(NSArray *)item;
1233 - (void) setPackage:(NSString *)package;
1234 - (void) setURL:(NSString *)url;
1235 - (void) setVersion:(NSString *)version;
1236
1237 - (NSString *) compound:(NSString *)value;
1238 - (NSString *) compoundMessage;
1239 - (NSString *) compoundTitle;
1240
1241 @end
1242
1243 @protocol ProgressDelegate
1244 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1245 - (void) setProgressPercent:(NSNumber *)percent;
1246 - (void) setProgressStatus:(NSDictionary *)status;
1247 - (void) setProgressCancellable:(NSNumber *)cancellable;
1248 - (bool) isProgressCancelled;
1249 - (void) setTitle:(NSString *)title;
1250 @end
1251 /* }}} */
1252 /* Status Delegation {{{ */
1253 class Status :
1254     public pkgAcquireStatus
1255 {
1256   private:
1257     _transient NSObject<ProgressDelegate> *delegate_;
1258     bool cancelled_;
1259
1260   public:
1261     Status() :
1262         delegate_(nil),
1263         cancelled_(false)
1264     {
1265     }
1266
1267     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1268         delegate_ = delegate;
1269     }
1270
1271     NSObject<ProgressDelegate> *getDelegate() const {
1272         return delegate_;
1273     }
1274
1275     virtual bool MediaChange(std::string media, std::string drive) {
1276         return false;
1277     }
1278
1279     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1280     }
1281
1282     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1283         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1284         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
1285         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1286     }
1287
1288     virtual void Done(pkgAcquire::ItemDesc &item) {
1289     }
1290
1291     virtual void Fail(pkgAcquire::ItemDesc &item) {
1292         if (
1293             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1294             item.Owner->Status == pkgAcquire::Item::StatDone
1295         )
1296             return;
1297
1298         std::string &error(item.Owner->ErrorText);
1299         if (error.empty())
1300             return;
1301
1302         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
1303         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1304     }
1305
1306     virtual bool Pulse(pkgAcquire *Owner) {
1307         bool value = pkgAcquireStatus::Pulse(Owner);
1308
1309         double percent(
1310             double(CurrentBytes + CurrentItems) /
1311             double(TotalBytes + TotalItems)
1312         );
1313
1314         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1315             [NSNumber numberWithDouble:percent], @"Percent",
1316
1317             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1318             [NSNumber numberWithDouble:TotalBytes], @"Total",
1319             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1320         nil] waitUntilDone:YES];
1321
1322         if (value && ![delegate_ isProgressCancelled])
1323             return true;
1324         else {
1325             cancelled_ = true;
1326             return false;
1327         }
1328     }
1329
1330     _finline bool WasCancelled() const {
1331         return cancelled_;
1332     }
1333
1334     virtual void Start() {
1335         pkgAcquireStatus::Start();
1336         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1337     }
1338
1339     virtual void Stop() {
1340         pkgAcquireStatus::Stop();
1341         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1342         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1343     }
1344 };
1345 /* }}} */
1346 /* Database Interface {{{ */
1347 typedef std::map< unsigned long, _H<Source> > SourceMap;
1348
1349 @interface Database : NSObject {
1350     NSZone *zone_;
1351     apr_pool_t *pool_;
1352
1353     unsigned era_;
1354
1355     pkgCacheFile cache_;
1356     pkgDepCache::Policy *policy_;
1357     pkgRecords *records_;
1358     pkgProblemResolver *resolver_;
1359     pkgAcquire *fetcher_;
1360     FileFd *lock_;
1361     SPtr<pkgPackageManager> manager_;
1362     pkgSourceList *list_;
1363
1364     SourceMap sourceMap_;
1365     NSMutableArray *sourceList_;
1366
1367     CFMutableArrayRef packages_;
1368
1369     _transient NSObject<DatabaseDelegate> *delegate_;
1370     _transient NSObject<ProgressDelegate> *progress_;
1371
1372     Status status_;
1373
1374     int cydiafd_;
1375     int statusfd_;
1376     FILE *input_;
1377
1378     std::map<const char *, _H<NSString> > sections_;
1379 }
1380
1381 + (Database *) sharedInstance;
1382 - (unsigned) era;
1383
1384 - (void) _readCydia:(NSNumber *)fd;
1385 - (void) _readStatus:(NSNumber *)fd;
1386 - (void) _readOutput:(NSNumber *)fd;
1387
1388 - (FILE *) input;
1389
1390 - (Package *) packageWithName:(NSString *)name;
1391
1392 - (pkgCacheFile &) cache;
1393 - (pkgDepCache::Policy *) policy;
1394 - (pkgRecords *) records;
1395 - (pkgProblemResolver *) resolver;
1396 - (pkgAcquire &) fetcher;
1397 - (pkgSourceList &) list;
1398 - (NSArray *) packages;
1399 - (NSArray *) sources;
1400 - (Source *) sourceWithKey:(NSString *)key;
1401 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1402
1403 - (void) configure;
1404 - (bool) prepare;
1405 - (void) perform;
1406 - (bool) upgrade;
1407 - (void) update;
1408
1409 - (void) updateWithStatus:(Status &)status;
1410
1411 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1412
1413 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1414 - (NSObject<ProgressDelegate> *) progressDelegate;
1415
1416 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1417
1418 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1419
1420 @end
1421 /* }}} */
1422 /* ProgressEvent Implementation {{{ */
1423 @implementation CydiaProgressEvent
1424
1425 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1426     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1427 }
1428
1429 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1430     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1431     [event setPackage:package];
1432     return event;
1433 }
1434
1435 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1436     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1437
1438     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1439     NSArray *fields([description componentsSeparatedByString:@" "]);
1440     [event setItem:fields];
1441
1442     if ([fields count] > 3) {
1443         [event setPackage:[fields objectAtIndex:2]];
1444         [event setVersion:[fields objectAtIndex:3]];
1445     }
1446
1447     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1448
1449     return event;
1450 }
1451
1452 + (NSArray *) _attributeKeys {
1453     return [NSArray arrayWithObjects:
1454         @"item",
1455         @"message",
1456         @"package",
1457         @"type",
1458         @"url",
1459         @"version",
1460     nil];
1461 }
1462
1463 - (NSArray *) attributeKeys {
1464     return [[self class] _attributeKeys];
1465 }
1466
1467 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1468     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1469 }
1470
1471 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1472     if ((self = [super init]) != nil) {
1473         message_ = message;
1474         type_ = type;
1475     } return self;
1476 }
1477
1478 - (NSString *) message {
1479     return message_;
1480 }
1481
1482 - (NSString *) type {
1483     return type_;
1484 }
1485
1486 - (NSArray *) item {
1487     return (id) item_ ?: [NSNull null];
1488 }
1489
1490 - (void) setItem:(NSArray *)item {
1491     item_ = item;
1492 }
1493
1494 - (NSString *) package {
1495     return (id) package_ ?: [NSNull null];
1496 }
1497
1498 - (void) setPackage:(NSString *)package {
1499     package_ = package;
1500 }
1501
1502 - (NSString *) url {
1503     return (id) url_ ?: [NSNull null];
1504 }
1505
1506 - (void) setURL:(NSString *)url {
1507     url_ = url;
1508 }
1509
1510 - (void) setVersion:(NSString *)version {
1511     version_ = version;
1512 }
1513
1514 - (NSString *) version {
1515     return (id) version_ ?: [NSNull null];
1516 }
1517
1518 - (NSString *) compound:(NSString *)value {
1519     if (value != nil) {
1520         NSString *mode(nil); {
1521             NSString *type([self type]);
1522             if ([type isEqualToString:kCydiaProgressEventTypeError])
1523                 mode = UCLocalize("ERROR");
1524             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1525                 mode = UCLocalize("WARNING");
1526         }
1527
1528         if (mode != nil)
1529             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1530     }
1531
1532     return value;
1533 }
1534
1535 - (NSString *) compoundMessage {
1536     return [self compound:[self message]];
1537 }
1538
1539 - (NSString *) compoundTitle {
1540     NSString *title;
1541
1542     if (package_ == nil)
1543         title = nil;
1544     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1545         title = [package name];
1546     else
1547         title = package_;
1548
1549     return [self compound:title];
1550 }
1551
1552 @end
1553 /* }}} */
1554
1555 // Cytore Definitions {{{
1556 struct PackageValue :
1557     Cytore::Block
1558 {
1559     Cytore::Offset<PackageValue> next_;
1560
1561     uint32_t index_ : 23;
1562     uint32_t subscribed_ : 1;
1563     uint32_t : 8;
1564
1565     int32_t first_;
1566     int32_t last_;
1567
1568     uint16_t vhash_;
1569     uint16_t nhash_;
1570
1571     char version_[8];
1572     char name_[];
1573 };
1574
1575 struct MetaValue :
1576     Cytore::Block
1577 {
1578     uint32_t active_;
1579     Cytore::Offset<PackageValue> packages_[1 << 16];
1580 };
1581
1582 static Cytore::File<MetaValue> MetaFile_;
1583 // }}}
1584 // Cytore Helper Functions {{{
1585 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1586     SplitHash nhash = { hashlittle(name, length) };
1587
1588     PackageValue *metadata;
1589
1590     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1591     offset: if (offset->IsNull()) {
1592         *offset = MetaFile_.New<PackageValue>(length + 1);
1593         metadata = &MetaFile_.Get(*offset);
1594
1595         if (metadata == NULL) {
1596             if (fail != NULL)
1597                 *fail = true;
1598
1599             metadata = new PackageValue();
1600             memset(metadata, 0, sizeof(*metadata));
1601         }
1602
1603         memcpy(metadata->name_, name, length + 1);
1604         metadata->nhash_ = nhash.u16[1];
1605     } else {
1606         metadata = &MetaFile_.Get(*offset);
1607
1608         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1609             offset = &metadata->next_;
1610             goto offset;
1611         }
1612     }
1613
1614     return metadata;
1615 }
1616
1617 static void PackageImport(const void *key, const void *value, void *context) {
1618     bool &fail(*reinterpret_cast<bool *>(context));
1619
1620     char buffer[1024];
1621     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1622         NSLog(@"failed to import package %@", key);
1623         return;
1624     }
1625
1626     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1627     NSDictionary *package((NSDictionary *) value);
1628
1629     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1630         if ([subscribed boolValue] && !metadata->subscribed_)
1631             metadata->subscribed_ = true;
1632
1633     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1634         time_t time([date timeIntervalSince1970]);
1635         if (metadata->first_ > time || metadata->first_ == 0)
1636             metadata->first_ = time;
1637     }
1638
1639     NSDate *date([package objectForKey:@"LastSeen"]);
1640     NSString *version([package objectForKey:@"LastVersion"]);
1641
1642     if (date != nil && version != nil) {
1643         time_t time([date timeIntervalSince1970]);
1644         if (metadata->last_ < time || metadata->last_ == 0)
1645             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1646                 size_t length(strlen(buffer));
1647                 uint16_t vhash(hashlittle(buffer, length));
1648
1649                 size_t capped(std::min<size_t>(8, length));
1650                 char *latest(buffer + length - capped);
1651
1652                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1653                 metadata->vhash_ = vhash;
1654
1655                 metadata->last_ = time;
1656             }
1657     }
1658 }
1659 // }}}
1660
1661 /* Source Class {{{ */
1662 @interface Source : NSObject {
1663     CYString depiction_;
1664     CYString description_;
1665     CYString label_;
1666     CYString origin_;
1667     CYString support_;
1668
1669     CYString uri_;
1670     CYString distribution_;
1671     CYString type_;
1672     CYString version_;
1673
1674     _H<NSString> host_;
1675     _H<NSString> authority_;
1676
1677     CYString defaultIcon_;
1678
1679     _H<NSDictionary> record_;
1680     BOOL trusted_;
1681 }
1682
1683 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1684
1685 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1686
1687 - (NSString *) depictionForPackage:(NSString *)package;
1688 - (NSString *) supportForPackage:(NSString *)package;
1689
1690 - (NSDictionary *) record;
1691 - (BOOL) trusted;
1692
1693 - (NSString *) uri;
1694 - (NSString *) distribution;
1695 - (NSString *) type;
1696 - (NSString *) key;
1697 - (NSString *) host;
1698
1699 - (NSString *) name;
1700 - (NSString *) shortDescription;
1701 - (NSString *) label;
1702 - (NSString *) origin;
1703 - (NSString *) version;
1704
1705 - (NSString *) defaultIcon;
1706
1707 @end
1708
1709 @implementation Source
1710
1711 - (void) _clear {
1712     uri_.clear();
1713     distribution_.clear();
1714     type_.clear();
1715
1716     description_.clear();
1717     label_.clear();
1718     origin_.clear();
1719     depiction_.clear();
1720     support_.clear();
1721     version_.clear();
1722     defaultIcon_.clear();
1723
1724     record_ = nil;
1725     host_ = nil;
1726     authority_ = nil;
1727 }
1728
1729 - (void) dealloc {
1730     // XXX: this is a very inefficient way to call these deconstructors
1731     [self _clear];
1732     [super dealloc];
1733 }
1734
1735 + (NSArray *) _attributeKeys {
1736     return [NSArray arrayWithObjects:
1737         @"distribution",
1738         @"host",
1739         @"key",
1740         @"label",
1741         @"name",
1742         @"origin",
1743         @"shortDescription",
1744         @"trusted",
1745         @"type",
1746         @"uri",
1747         @"version",
1748     nil];
1749 }
1750
1751 - (NSArray *) attributeKeys {
1752     return [[self class] _attributeKeys];
1753 }
1754
1755 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1756     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1757 }
1758
1759 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1760     [self _clear];
1761
1762     trusted_ = index->IsTrusted();
1763
1764     uri_.set(pool, index->GetURI());
1765     distribution_.set(pool, index->GetDist());
1766     type_.set(pool, index->GetType());
1767
1768     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1769     if (dindex != NULL) {
1770         FileFd fd;
1771         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1772             _error->Discard();
1773         else {
1774             pkgTagFile tags(&fd);
1775
1776             pkgTagSection section;
1777             tags.Step(section);
1778
1779             struct {
1780                 const char *name_;
1781                 CYString *value_;
1782             } names[] = {
1783                 {"default-icon", &defaultIcon_},
1784                 {"depiction", &depiction_},
1785                 {"description", &description_},
1786                 {"label", &label_},
1787                 {"origin", &origin_},
1788                 {"support", &support_},
1789                 {"version", &version_},
1790             };
1791
1792             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1793                 const char *start, *end;
1794
1795                 if (section.Find(names[i].name_, start, end)) {
1796                     CYString &value(*names[i].value_);
1797                     value.set(pool, start, end - start);
1798                 }
1799             }
1800         }
1801     }
1802
1803     record_ = [Sources_ objectForKey:[self key]];
1804
1805     NSURL *url([NSURL URLWithString:uri_]);
1806
1807     host_ = [url host];
1808     if (host_ != nil)
1809         host_ = [host_ lowercaseString];
1810
1811     if (host_ != nil)
1812         // XXX: this is due to a bug in _H<>
1813         authority_ = (id) host_;
1814     else
1815         authority_ = [url path];
1816 }
1817
1818 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1819     if ((self = [super init]) != nil) {
1820         [self setMetaIndex:index inPool:pool];
1821     } return self;
1822 }
1823
1824 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1825     NSDictionary *lhr = [self record];
1826     NSDictionary *rhr = [source record];
1827
1828     if (lhr != rhr)
1829         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1830
1831     NSString *lhs = [self name];
1832     NSString *rhs = [source name];
1833
1834     if ([lhs length] != 0 && [rhs length] != 0) {
1835         unichar lhc = [lhs characterAtIndex:0];
1836         unichar rhc = [rhs characterAtIndex:0];
1837
1838         if (isalpha(lhc) && !isalpha(rhc))
1839             return NSOrderedAscending;
1840         else if (!isalpha(lhc) && isalpha(rhc))
1841             return NSOrderedDescending;
1842     }
1843
1844     return [lhs compare:rhs options:LaxCompareOptions_];
1845 }
1846
1847 - (NSString *) depictionForPackage:(NSString *)package {
1848     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1849 }
1850
1851 - (NSString *) supportForPackage:(NSString *)package {
1852     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1853 }
1854
1855 - (NSDictionary *) record {
1856     return record_;
1857 }
1858
1859 - (BOOL) trusted {
1860     return trusted_;
1861 }
1862
1863 - (NSString *) uri {
1864     return uri_;
1865 }
1866
1867 - (NSString *) distribution {
1868     return distribution_;
1869 }
1870
1871 - (NSString *) type {
1872     return type_;
1873 }
1874
1875 - (NSString *) key {
1876     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1877 }
1878
1879 - (NSString *) host {
1880     return host_;
1881 }
1882
1883 - (NSString *) name {
1884     return origin_.empty() ? (id) authority_ : origin_;
1885 }
1886
1887 - (NSString *) shortDescription {
1888     return description_;
1889 }
1890
1891 - (NSString *) label {
1892     return label_.empty() ? (id) authority_ : label_;
1893 }
1894
1895 - (NSString *) origin {
1896     return origin_;
1897 }
1898
1899 - (NSString *) version {
1900     return version_;
1901 }
1902
1903 - (NSString *) defaultIcon {
1904     return defaultIcon_;
1905 }
1906
1907 @end
1908 /* }}} */
1909 /* CydiaOperation Class {{{ */
1910 @interface CydiaOperation : NSObject {
1911     NSString *operator_;
1912     NSString *value_;
1913 }
1914
1915 - (NSString *) operator;
1916 - (NSString *) value;
1917
1918 @end
1919
1920 @implementation CydiaOperation
1921
1922 - (void) dealloc {
1923     [operator_ release];
1924     [value_ release];
1925     [super dealloc];
1926 }
1927
1928 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1929     if ((self = [super init]) != nil) {
1930         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1931         value_ = [[NSString alloc] initWithUTF8String:value];
1932     } return self;
1933 }
1934
1935 + (NSArray *) _attributeKeys {
1936     return [NSArray arrayWithObjects:
1937         @"operator",
1938         @"value",
1939     nil];
1940 }
1941
1942 - (NSArray *) attributeKeys {
1943     return [[self class] _attributeKeys];
1944 }
1945
1946 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1947     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1948 }
1949
1950 - (NSString *) operator {
1951     return operator_;
1952 }
1953
1954 - (NSString *) value {
1955     return value_;
1956 }
1957
1958 @end
1959 /* }}} */
1960 /* CydiaClause Class {{{ */
1961 @interface CydiaClause : NSObject {
1962     NSString *package_;
1963     CydiaOperation *version_;
1964 }
1965
1966 - (NSString *) package;
1967 - (CydiaOperation *) version;
1968
1969 @end
1970
1971 @implementation CydiaClause
1972
1973 - (void) dealloc {
1974     [package_ release];
1975     [version_ release];
1976     [super dealloc];
1977 }
1978
1979 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1980     if ((self = [super init]) != nil) {
1981         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1982
1983         if (const char *version = dep.TargetVer())
1984             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1985         else
1986             version_ = [[NSNull null] retain];
1987     } return self;
1988 }
1989
1990 + (NSArray *) _attributeKeys {
1991     return [NSArray arrayWithObjects:
1992         @"package",
1993         @"version",
1994     nil];
1995 }
1996
1997 - (NSArray *) attributeKeys {
1998     return [[self class] _attributeKeys];
1999 }
2000
2001 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2002     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2003 }
2004
2005 - (NSString *) package {
2006     return package_;
2007 }
2008
2009 - (CydiaOperation *) version {
2010     return version_;
2011 }
2012
2013 @end
2014 /* }}} */
2015 /* CydiaRelation Class {{{ */
2016 @interface CydiaRelation : NSObject {
2017     NSString *relationship_;
2018     NSMutableArray *clauses_;
2019 }
2020
2021 - (NSString *) relationship;
2022 - (NSArray *) clauses;
2023
2024 @end
2025
2026 @implementation CydiaRelation
2027
2028 - (void) dealloc {
2029     [relationship_ release];
2030     [clauses_ release];
2031     [super dealloc];
2032 }
2033
2034 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2035     if ((self = [super init]) != nil) {
2036         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
2037         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
2038
2039         pkgCache::DepIterator start;
2040         pkgCache::DepIterator end;
2041         dep.GlobOr(start, end); // ++dep
2042
2043         _forever {
2044             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2045
2046             // yes, seriously. (wtf?)
2047             if (start == end)
2048                 break;
2049             ++start;
2050         }
2051     } return self;
2052 }
2053
2054 + (NSArray *) _attributeKeys {
2055     return [NSArray arrayWithObjects:
2056         @"clauses",
2057         @"relationship",
2058     nil];
2059 }
2060
2061 - (NSArray *) attributeKeys {
2062     return [[self class] _attributeKeys];
2063 }
2064
2065 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2066     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2067 }
2068
2069 - (NSString *) relationship {
2070     return relationship_;
2071 }
2072
2073 - (NSArray *) clauses {
2074     return clauses_;
2075 }
2076
2077 - (void) addClause:(CydiaClause *)clause {
2078     [clauses_ addObject:clause];
2079 }
2080
2081 @end
2082 /* }}} */
2083 /* Package Class {{{ */
2084 struct ParsedPackage {
2085     CYString tagline_;
2086
2087     CYString icon_;
2088
2089     CYString depiction_;
2090     CYString homepage_;
2091
2092     CYString sponsor_;
2093     CYString author_;
2094
2095     CYString bugs_;
2096     CYString support_;
2097 };
2098
2099 @interface Package : NSObject {
2100     uint32_t era_ : 26;
2101     uint32_t role_ : 3;
2102     uint32_t essential_ : 1;
2103     uint32_t obsolete_ : 1;
2104     uint32_t ignored_ : 1;
2105
2106     apr_pool_t *pool_;
2107
2108     _transient Database *database_;
2109
2110     pkgCache::VerIterator version_;
2111     pkgCache::PkgIterator iterator_;
2112     pkgCache::VerFileIterator file_;
2113
2114     CYString id_;
2115     CYString name_;
2116
2117     CYString latest_;
2118     CYString installed_;
2119
2120     const char *section_;
2121     _transient NSString *section$_;
2122
2123     Source *source_;
2124
2125     PackageValue *metadata_;
2126     ParsedPackage *parsed_;
2127
2128     NSMutableArray *tags_;
2129 }
2130
2131 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2132 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2133
2134 - (pkgCache::PkgIterator) iterator;
2135 - (void) parse;
2136
2137 - (NSString *) section;
2138 - (NSString *) simpleSection;
2139
2140 - (NSString *) longSection;
2141 - (NSString *) shortSection;
2142
2143 - (NSString *) uri;
2144
2145 - (Address *) maintainer;
2146 - (size_t) size;
2147 - (NSString *) longDescription;
2148 - (NSString *) shortDescription;
2149 - (unichar) index;
2150
2151 - (PackageValue *) metadata;
2152 - (time_t) seen;
2153
2154 - (bool) subscribed;
2155 - (bool) setSubscribed:(bool)subscribed;
2156
2157 - (BOOL) ignored;
2158
2159 - (NSString *) latest;
2160 - (NSString *) installed;
2161 - (BOOL) uninstalled;
2162
2163 - (BOOL) valid;
2164 - (BOOL) upgradableAndEssential:(BOOL)essential;
2165 - (BOOL) essential;
2166 - (BOOL) broken;
2167 - (BOOL) unfiltered;
2168 - (BOOL) visible;
2169
2170 - (BOOL) half;
2171 - (BOOL) halfConfigured;
2172 - (BOOL) halfInstalled;
2173 - (BOOL) hasMode;
2174 - (NSString *) mode;
2175
2176 - (NSString *) id;
2177 - (NSString *) name;
2178 - (UIImage *) icon;
2179 - (NSString *) homepage;
2180 - (NSString *) depiction;
2181 - (Address *) author;
2182
2183 - (NSString *) support;
2184
2185 - (NSArray *) files;
2186 - (NSArray *) warnings;
2187 - (NSArray *) applications;
2188
2189 - (Source *) source;
2190
2191 - (BOOL) matches:(NSString *)text;
2192
2193 - (bool) hasSupportingRole;
2194 - (BOOL) hasTag:(NSString *)tag;
2195 - (NSString *) primaryPurpose;
2196 - (NSArray *) purposes;
2197 - (bool) isCommercial;
2198
2199 - (void) setIndex:(size_t)index;
2200
2201 - (CYString &) cyname;
2202
2203 - (uint32_t) compareBySection:(NSArray *)sections;
2204
2205 - (void) install;
2206 - (void) remove;
2207
2208 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2209 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2210 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2211 - (bool) isVisibleInSection:(NSString *)section;
2212 - (bool) isVisibleInSource:(Source *)source;
2213
2214 @end
2215
2216 uint32_t PackageChangesRadix(Package *self, void *) {
2217     union {
2218         uint32_t key;
2219
2220         struct {
2221             uint32_t timestamp : 30;
2222             uint32_t ignored : 1;
2223             uint32_t upgradable : 1;
2224         } bits;
2225     } value;
2226
2227     bool upgradable([self upgradableAndEssential:YES]);
2228     value.bits.upgradable = upgradable ? 1 : 0;
2229
2230     if (upgradable) {
2231         value.bits.timestamp = 0;
2232         value.bits.ignored = [self ignored] ? 0 : 1;
2233         value.bits.upgradable = 1;
2234     } else {
2235         value.bits.timestamp = [self seen] >> 2;
2236         value.bits.ignored = 0;
2237         value.bits.upgradable = 0;
2238     }
2239
2240     return _not(uint32_t) - value.key;
2241 }
2242
2243 uint32_t PackagePrefixRadix(Package *self, void *context) {
2244     size_t offset(reinterpret_cast<size_t>(context));
2245     CYString &name([self cyname]);
2246
2247     size_t size(name.size());
2248     if (size == 0)
2249         return 0;
2250     char *text(name.data());
2251
2252     size_t zeros;
2253     if (!isdigit(text[0]))
2254         zeros = 0;
2255     else {
2256         size_t digits(1);
2257         while (size != digits && isdigit(text[digits]))
2258             if (++digits == 4)
2259                 break;
2260         zeros = 4 - digits;
2261     }
2262
2263     uint8_t data[4];
2264
2265     if (offset == 0 && zeros != 0) {
2266         memset(data, '0', zeros);
2267         memcpy(data + zeros, text, 4 - zeros);
2268     } else {
2269         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2270         if (size <= offset - zeros)
2271             return 0;
2272
2273         text += offset - zeros;
2274         size -= offset - zeros;
2275
2276         if (size >= 4)
2277             memcpy(data, text, 4);
2278         else {
2279             memcpy(data, text, size);
2280             memset(data + size, 0, 4 - size);
2281         }
2282
2283         for (size_t i(0); i != 4; ++i)
2284             if (isalpha(data[i]))
2285                 data[i] |= 0x20;
2286     }
2287
2288     if (offset == 0)
2289         if (data[0] == '@')
2290             data[0] = 0x7f;
2291         else
2292             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2293
2294     /* XXX: ntohl may be more honest */
2295     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2296 }
2297
2298 CYString &(*PackageName)(Package *self, SEL sel);
2299
2300 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2301     _profile(PackageNameCompare)
2302         CYString &lhi(PackageName(lhs, @selector(cyname)));
2303         CYString &rhi(PackageName(rhs, @selector(cyname)));
2304         CFStringRef lhn(lhi), rhn(rhi);
2305
2306         if (lhn == NULL)
2307             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2308         else if (rhn == NULL)
2309             return NSOrderedDescending;
2310
2311         _profile(PackageNameCompare$NumbersLast)
2312             if (!lhi.empty() && !rhi.empty()) {
2313                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2314                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2315                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2316                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2317                     return lha ? NSOrderedAscending : NSOrderedDescending;
2318             }
2319         _end
2320
2321         CFIndex length = CFStringGetLength(lhn);
2322
2323         _profile(PackageNameCompare$Compare)
2324             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2325         _end
2326     _end
2327 }
2328
2329 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2330     return PackageNameCompare(*lhs, *rhs, context);
2331 }
2332
2333 struct PackageNameOrdering :
2334     std::binary_function<Package *, Package *, bool>
2335 {
2336     _finline bool operator ()(Package *lhs, Package *rhs) const {
2337         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2338     }
2339 };
2340
2341 @implementation Package
2342
2343 - (NSString *) description {
2344     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2345 }
2346
2347 - (void) dealloc {
2348     if (parsed_ != NULL)
2349         delete parsed_;
2350     if (source_ != nil)
2351         [source_ release];
2352     if (tags_ != nil)
2353         [tags_ release];
2354     [super dealloc];
2355 }
2356
2357 + (NSString *) webScriptNameForSelector:(SEL)selector {
2358     if (false);
2359     else if (selector == @selector(clear))
2360         return @"clear";
2361     else if (selector == @selector(getField:))
2362         return @"getField";
2363     else if (selector == @selector(hasTag:))
2364         return @"hasTag";
2365     else if (selector == @selector(install))
2366         return @"install";
2367     else if (selector == @selector(remove))
2368         return @"remove";
2369     else
2370         return nil;
2371 }
2372
2373 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2374     return [self webScriptNameForSelector:selector] == nil;
2375 }
2376
2377 + (NSArray *) _attributeKeys {
2378     return [NSArray arrayWithObjects:
2379         @"applications",
2380         @"author",
2381         @"depiction",
2382         @"essential",
2383         @"homepage",
2384         @"icon",
2385         @"id",
2386         @"installed",
2387         @"latest",
2388         @"longDescription",
2389         @"longSection",
2390         @"maintainer",
2391         @"mode",
2392         @"name",
2393         @"purposes",
2394         @"relations",
2395         @"section",
2396         @"selection",
2397         @"shortDescription",
2398         @"shortSection",
2399         @"simpleSection",
2400         @"size",
2401         @"source",
2402         @"sponsor",
2403         @"state",
2404         @"support",
2405         @"tags",
2406         @"warnings",
2407     nil];
2408 }
2409
2410 - (NSArray *) attributeKeys {
2411     return [[self class] _attributeKeys];
2412 }
2413
2414 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2415     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2416 }
2417
2418 - (NSArray *) relations {
2419 @synchronized (database_) {
2420     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2421     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2422         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2423     return relations;
2424 } }
2425
2426 - (NSString *) getField:(NSString *)name {
2427 @synchronized (database_) {
2428     if ([database_ era] != era_ || file_.end())
2429         return nil;
2430
2431     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2432
2433     const char *start, *end;
2434     if (!parser.Find([name UTF8String], start, end))
2435         return (NSString *) [NSNull null];
2436
2437     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2438 } }
2439
2440 - (void) parse {
2441     if (parsed_ != NULL)
2442         return;
2443 @synchronized (database_) {
2444     if ([database_ era] != era_ || file_.end())
2445         return;
2446
2447     ParsedPackage *parsed(new ParsedPackage);
2448     parsed_ = parsed;
2449
2450     _profile(Package$parse)
2451         pkgRecords::Parser *parser;
2452
2453         _profile(Package$parse$Lookup)
2454             parser = &[database_ records]->Lookup(file_);
2455         _end
2456
2457         CYString website;
2458
2459         _profile(Package$parse$Find)
2460             struct {
2461                 const char *name_;
2462                 CYString *value_;
2463             } names[] = {
2464                 {"icon", &parsed->icon_},
2465                 {"depiction", &parsed->depiction_},
2466                 {"homepage", &parsed->homepage_},
2467                 {"website", &website},
2468                 {"bugs", &parsed->bugs_},
2469                 {"support", &parsed->support_},
2470                 {"sponsor", &parsed->sponsor_},
2471                 {"author", &parsed->author_},
2472             };
2473
2474             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2475                 const char *start, *end;
2476
2477                 if (parser->Find(names[i].name_, start, end)) {
2478                     CYString &value(*names[i].value_);
2479                     _profile(Package$parse$Value)
2480                         value.set(pool_, start, end - start);
2481                     _end
2482                 }
2483             }
2484         _end
2485
2486         _profile(Package$parse$Tagline)
2487             const char *start, *end;
2488             if (parser->ShortDesc(start, end)) {
2489                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2490                 if (stop == NULL)
2491                     stop = end;
2492                 while (stop != start && stop[-1] == '\r')
2493                     --stop;
2494                 parsed->tagline_.set(pool_, start, stop - start);
2495             }
2496         _end
2497
2498         _profile(Package$parse$Retain)
2499             if (parsed->homepage_.empty())
2500                 parsed->homepage_ = website;
2501             if (parsed->homepage_ == parsed->depiction_)
2502                 parsed->homepage_.clear();
2503         _end
2504     _end
2505 } }
2506
2507 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2508     if ((self = [super init]) != nil) {
2509     _profile(Package$initWithVersion)
2510         pool_ = pool;
2511
2512         database_ = database;
2513         era_ = [database era];
2514
2515         version_ = version;
2516
2517         pkgCache::PkgIterator iterator(version.ParentPkg());
2518         iterator_ = iterator;
2519
2520         _profile(Package$initWithVersion$Version)
2521             if (!version_.end())
2522                 file_ = version_.FileList();
2523             else {
2524                 pkgCache &cache([database_ cache]);
2525                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2526             }
2527         _end
2528
2529         _profile(Package$initWithVersion$Cache)
2530             name_.set(NULL, iterator.Display());
2531
2532             latest_.set(NULL, StripVersion_(version_.VerStr()));
2533
2534             pkgCache::VerIterator current(iterator.CurrentVer());
2535             if (!current.end())
2536                 installed_.set(NULL, StripVersion_(current.VerStr()));
2537         _end
2538
2539         _profile(Package$initWithVersion$Tags)
2540             pkgCache::TagIterator tag(iterator.TagList());
2541             if (!tag.end()) {
2542                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2543                 do {
2544                     const char *name(tag.Name());
2545                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2546
2547                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2548                         if (strcmp(name + 6, "enduser") == 0)
2549                             role_ = 1;
2550                         else if (strcmp(name + 6, "hacker") == 0)
2551                             role_ = 2;
2552                         else if (strcmp(name + 6, "developer") == 0)
2553                             role_ = 3;
2554                         else if (strcmp(name + 6, "cydia") == 0)
2555                             role_ = 7;
2556                         else
2557                             role_ = 4;
2558                     }
2559
2560                     if (strncmp(name, "cydia::", 7) == 0) {
2561                         if (strcmp(name + 7, "essential") == 0)
2562                             essential_ = true;
2563                         else if (strcmp(name + 7, "obsolete") == 0)
2564                             obsolete_ = true;
2565                     }
2566
2567                     ++tag;
2568                 } while (!tag.end());
2569             }
2570         _end
2571
2572         _profile(Package$initWithVersion$Metadata)
2573             const char *mixed(iterator.Name());
2574             size_t size(strlen(mixed));
2575             char lower[size + 1];
2576
2577             for (size_t i(0); i != size; ++i)
2578                 lower[i] = mixed[i] | 0x20;
2579             lower[size] = '\0';
2580
2581             PackageValue *metadata(PackageFind(lower, size));
2582             metadata_ = metadata;
2583
2584             id_.set(NULL, metadata->name_, size);
2585
2586             const char *latest(version_.VerStr());
2587             size_t length(strlen(latest));
2588
2589             uint16_t vhash(hashlittle(latest, length));
2590
2591             size_t capped(std::min<size_t>(8, length));
2592             latest = latest + length - capped;
2593
2594             if (metadata->first_ == 0)
2595                 metadata->first_ = now_;
2596
2597             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2598                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2599                 metadata->vhash_ = vhash;
2600                 metadata->last_ = now_;
2601             } else if (metadata->last_ == 0)
2602                 metadata->last_ = metadata->first_;
2603         _end
2604
2605         _profile(Package$initWithVersion$Section)
2606             section_ = iterator.Section();
2607         _end
2608
2609         _profile(Package$initWithVersion$Flags)
2610             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2611             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2612         _end
2613     _end } return self;
2614 }
2615
2616 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2617     pkgCache::VerIterator version;
2618
2619     _profile(Package$packageWithIterator$GetCandidateVer)
2620         version = [database policy]->GetCandidateVer(iterator);
2621     _end
2622
2623     if (version.end())
2624         return nil;
2625
2626     Package *package;
2627
2628     _profile(Package$packageWithIterator$Allocate)
2629         package = [Package allocWithZone:zone];
2630     _end
2631
2632     _profile(Package$packageWithIterator$Initialize)
2633         package = [package
2634             initWithVersion:version
2635             withZone:zone
2636             inPool:pool
2637             database:database
2638         ];
2639     _end
2640
2641     _profile(Package$packageWithIterator$Autorelease)
2642         package = [package autorelease];
2643     _end
2644
2645     return package;
2646 }
2647
2648 - (pkgCache::PkgIterator) iterator {
2649     return iterator_;
2650 }
2651
2652 - (NSString *) section {
2653     if (section$_ == nil) {
2654         if (section_ == NULL)
2655             return nil;
2656
2657         _profile(Package$section$mappedSectionForPointer)
2658             section$_ = [database_ mappedSectionForPointer:section_];
2659         _end
2660     } return section$_;
2661 }
2662
2663 - (NSString *) simpleSection {
2664     if (NSString *section = [self section])
2665         return Simplify(section);
2666     else
2667         return nil;
2668 }
2669
2670 - (NSString *) longSection {
2671     return LocalizeSection([self section]);
2672 }
2673
2674 - (NSString *) shortSection {
2675     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2676 }
2677
2678 - (NSString *) uri {
2679     return nil;
2680 #if 0
2681     pkgIndexFile *index;
2682     pkgCache::PkgFileIterator file(file_.File());
2683     if (![database_ list].FindIndex(file, index))
2684         return nil;
2685     return [NSString stringWithUTF8String:iterator_->Path];
2686     //return [NSString stringWithUTF8String:file.Site()];
2687     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2688 #endif
2689 }
2690
2691 - (Address *) maintainer {
2692 @synchronized (database_) {
2693     if ([database_ era] != era_ || file_.end())
2694         return nil;
2695
2696     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2697     const std::string &maintainer(parser->Maintainer());
2698     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2699 } }
2700
2701 - (size_t) size {
2702 @synchronized (database_) {
2703     if ([database_ era] != era_ || version_.end())
2704         return 0;
2705
2706     return version_->InstalledSize;
2707 } }
2708
2709 - (NSString *) longDescription {
2710 @synchronized (database_) {
2711     if ([database_ era] != era_ || file_.end())
2712         return nil;
2713
2714     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2715     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2716
2717     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2718     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2719     if ([lines count] < 2)
2720         return nil;
2721
2722     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2723     for (size_t i(1), e([lines count]); i != e; ++i) {
2724         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2725         [trimmed addObject:trim];
2726     }
2727
2728     return [trimmed componentsJoinedByString:@"\n"];
2729 } }
2730
2731 - (NSString *) shortDescription {
2732     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2733 }
2734
2735 - (unichar) index {
2736     _profile(Package$index)
2737         CFStringRef name((CFStringRef) [self name]);
2738         if (CFStringGetLength(name) == 0)
2739             return '#';
2740         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2741         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2742             return '#';
2743         return toupper(character);
2744     _end
2745 }
2746
2747 - (PackageValue *) metadata {
2748     return metadata_;
2749 }
2750
2751 - (time_t) seen {
2752     PackageValue *metadata([self metadata]);
2753     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2754 }
2755
2756 - (bool) subscribed {
2757     return [self metadata]->subscribed_;
2758 }
2759
2760 - (bool) setSubscribed:(bool)subscribed {
2761     PackageValue *metadata([self metadata]);
2762     if (metadata->subscribed_ == subscribed)
2763         return false;
2764     metadata->subscribed_ = subscribed;
2765     return true;
2766 }
2767
2768 - (BOOL) ignored {
2769     return ignored_;
2770 }
2771
2772 - (NSString *) latest {
2773     return latest_;
2774 }
2775
2776 - (NSString *) installed {
2777     return installed_;
2778 }
2779
2780 - (BOOL) uninstalled {
2781     return installed_.empty();
2782 }
2783
2784 - (BOOL) valid {
2785     return !version_.end();
2786 }
2787
2788 - (BOOL) upgradableAndEssential:(BOOL)essential {
2789     _profile(Package$upgradableAndEssential)
2790         pkgCache::VerIterator current(iterator_.CurrentVer());
2791         if (current.end())
2792             return essential && essential_;
2793         else
2794             return !version_.end() && version_ != current;
2795     _end
2796 }
2797
2798 - (BOOL) essential {
2799     return essential_;
2800 }
2801
2802 - (BOOL) broken {
2803     return [database_ cache][iterator_].InstBroken();
2804 }
2805
2806 - (BOOL) unfiltered {
2807     _profile(Package$unfiltered$obsolete)
2808         if (_unlikely(obsolete_))
2809             return false;
2810     _end
2811
2812     _profile(Package$unfiltered$hasSupportingRole)
2813         if (_unlikely(![self hasSupportingRole]))
2814             return false;
2815     _end
2816
2817     return true;
2818 }
2819
2820 - (BOOL) visible {
2821     if (![self unfiltered])
2822         return false;
2823
2824     NSString *section;
2825
2826     _profile(Package$visible$section)
2827         section = [self section];
2828     _end
2829
2830     _profile(Package$visible$isSectionVisible)
2831         if (!isSectionVisible(section))
2832             return false;
2833     _end
2834
2835     return true;
2836 }
2837
2838 - (BOOL) half {
2839     unsigned char current(iterator_->CurrentState);
2840     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2841 }
2842
2843 - (BOOL) halfConfigured {
2844     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2845 }
2846
2847 - (BOOL) halfInstalled {
2848     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2849 }
2850
2851 - (BOOL) hasMode {
2852     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2853     return state.Mode != pkgDepCache::ModeKeep;
2854 }
2855
2856 - (NSString *) mode {
2857     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2858
2859     switch (state.Mode) {
2860         case pkgDepCache::ModeDelete:
2861             if ((state.iFlags & pkgDepCache::Purge) != 0)
2862                 return @"PURGE";
2863             else
2864                 return @"REMOVE";
2865         case pkgDepCache::ModeKeep:
2866             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2867                 return @"REINSTALL";
2868             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2869                 return nil;*/
2870             else
2871                 return nil;
2872         case pkgDepCache::ModeInstall:
2873             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2874                 return @"REINSTALL";
2875             else*/ switch (state.Status) {
2876                 case -1:
2877                     return @"DOWNGRADE";
2878                 case 0:
2879                     return @"INSTALL";
2880                 case 1:
2881                     return @"UPGRADE";
2882                 case 2:
2883                     return @"NEW_INSTALL";
2884                 _nodefault
2885             }
2886         _nodefault
2887     }
2888 }
2889
2890 - (NSString *) id {
2891     return id_;
2892 }
2893
2894 - (NSString *) name {
2895     return name_.empty() ? id_ : name_;
2896 }
2897
2898 - (UIImage *) icon {
2899     NSString *section = [self simpleSection];
2900
2901     UIImage *icon(nil);
2902     if (parsed_ != NULL)
2903         if (NSString *href = parsed_->icon_)
2904             if ([href hasPrefix:@"file:///"])
2905                 // XXX: correct escaping
2906                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2907     if (icon == nil) if (section != nil)
2908         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2909     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2910         if ([dicon hasPrefix:@"file:///"])
2911             // XXX: correct escaping
2912             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2913     if (icon == nil)
2914         icon = [UIImage applicationImageNamed:@"unknown.png"];
2915     return icon;
2916 }
2917
2918 - (NSString *) homepage {
2919     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2920 }
2921
2922 - (NSString *) depiction {
2923     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2924 }
2925
2926 - (Address *) sponsor {
2927     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2928 }
2929
2930 - (Address *) author {
2931     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2932 }
2933
2934 - (NSString *) support {
2935     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2936 }
2937
2938 - (NSArray *) files {
2939     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2940     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2941
2942     std::ifstream fin;
2943     fin.open([path UTF8String]);
2944     if (!fin.is_open())
2945         return nil;
2946
2947     std::string line;
2948     while (std::getline(fin, line))
2949         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2950
2951     return files;
2952 }
2953
2954 - (NSString *) state {
2955 @synchronized (database_) {
2956     if ([database_ era] != era_ || file_.end())
2957         return nil;
2958
2959     switch (iterator_->CurrentState) {
2960         case pkgCache::State::NotInstalled:
2961             return @"NotInstalled";
2962         case pkgCache::State::UnPacked:
2963             return @"UnPacked";
2964         case pkgCache::State::HalfConfigured:
2965             return @"HalfConfigured";
2966         case pkgCache::State::HalfInstalled:
2967             return @"HalfInstalled";
2968         case pkgCache::State::ConfigFiles:
2969             return @"ConfigFiles";
2970         case pkgCache::State::Installed:
2971             return @"Installed";
2972         case pkgCache::State::TriggersAwaited:
2973             return @"TriggersAwaited";
2974         case pkgCache::State::TriggersPending:
2975             return @"TriggersPending";
2976     }
2977
2978     return (NSString *) [NSNull null];
2979 } }
2980
2981 - (NSString *) selection {
2982 @synchronized (database_) {
2983     if ([database_ era] != era_ || file_.end())
2984         return nil;
2985
2986     switch (iterator_->SelectedState) {
2987         case pkgCache::State::Unknown:
2988             return @"Unknown";
2989         case pkgCache::State::Install:
2990             return @"Install";
2991         case pkgCache::State::Hold:
2992             return @"Hold";
2993         case pkgCache::State::DeInstall:
2994             return @"DeInstall";
2995         case pkgCache::State::Purge:
2996             return @"Purge";
2997     }
2998
2999     return (NSString *) [NSNull null];
3000 } }
3001
3002 - (NSArray *) warnings {
3003     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3004     const char *name(iterator_.Name());
3005
3006     size_t length(strlen(name));
3007     if (length < 2) invalid:
3008         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3009     else for (size_t i(0); i != length; ++i)
3010         if (
3011             /* XXX: technically this is not allowed */
3012             (name[i] < 'A' || name[i] > 'Z') &&
3013             (name[i] < 'a' || name[i] > 'z') &&
3014             (name[i] < '0' || name[i] > '9') &&
3015             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3016         ) goto invalid;
3017
3018     if (strcmp(name, "cydia") != 0) {
3019         bool cydia = false;
3020         bool user = false;
3021         bool _private = false;
3022         bool stash = false;
3023
3024         bool repository = [[self section] isEqualToString:@"Repositories"];
3025
3026         if (NSArray *files = [self files])
3027             for (NSString *file in files)
3028                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3029                     cydia = true;
3030                 else if (!user && [file isEqualToString:@"/User"])
3031                     user = true;
3032                 else if (!_private && [file isEqualToString:@"/private"])
3033                     _private = true;
3034                 else if (!stash && [file isEqualToString:@"/var/stash"])
3035                     stash = true;
3036
3037         /* XXX: this is not sensitive enough. only some folders are valid. */
3038         if (cydia && !repository)
3039             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3040         if (user)
3041             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3042         if (_private)
3043             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3044         if (stash)
3045             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3046     }
3047
3048     return [warnings count] == 0 ? nil : warnings;
3049 }
3050
3051 - (NSArray *) applications {
3052     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3053
3054     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3055
3056     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
3057     if (NSArray *files = [self files])
3058         for (NSString *file in files)
3059             if (application_r(file)) {
3060                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3061                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3062                 if ([id isEqualToString:me])
3063                     continue;
3064
3065                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3066                 if (display == nil)
3067                     display = application_r[1];
3068
3069                 NSString *bundle([file stringByDeletingLastPathComponent]);
3070                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3071                 if (icon == nil || [icon length] == 0)
3072                     icon = @"icon.png";
3073                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3074
3075                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3076                 [applications addObject:application];
3077
3078                 [application addObject:id];
3079                 [application addObject:display];
3080                 [application addObject:url];
3081             }
3082
3083     return [applications count] == 0 ? nil : applications;
3084 }
3085
3086 - (Source *) source {
3087     if (source_ == nil) {
3088         @synchronized (database_) {
3089             if ([database_ era] != era_ || file_.end())
3090                 source_ = (Source *) [NSNull null];
3091             else
3092                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
3093         }
3094     }
3095
3096     return source_ == (Source *) [NSNull null] ? nil : source_;
3097 }
3098
3099 - (BOOL) matches:(NSString *)text {
3100     if (text == nil)
3101         return NO;
3102
3103     NSRange range;
3104
3105     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
3106     if (range.location != NSNotFound)
3107         return YES;
3108
3109     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
3110     if (range.location != NSNotFound)
3111         return YES;
3112
3113     [self parse];
3114
3115     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
3116     if (range.location != NSNotFound)
3117         return YES;
3118
3119     return NO;
3120 }
3121
3122 - (bool) hasSupportingRole {
3123     if (role_ == 0)
3124         return true;
3125     if (role_ == 1)
3126         return true;
3127     if ([Role_ isEqualToString:@"User"])
3128         return false;
3129     if (role_ == 2)
3130         return true;
3131     if ([Role_ isEqualToString:@"Hacker"])
3132         return false;
3133     if (role_ == 3)
3134         return true;
3135     if ([Role_ isEqualToString:@"Developer"])
3136         return false;
3137     _assert(false);
3138 }
3139
3140 - (NSArray *) tags {
3141     return tags_;
3142 }
3143
3144 - (BOOL) hasTag:(NSString *)tag {
3145     return tags_ == nil ? NO : [tags_ containsObject:tag];
3146 }
3147
3148 - (NSString *) primaryPurpose {
3149     for (NSString *tag in tags_)
3150         if ([tag hasPrefix:@"purpose::"])
3151             return [tag substringFromIndex:9];
3152     return nil;
3153 }
3154
3155 - (NSArray *) purposes {
3156     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3157     for (NSString *tag in tags_)
3158         if ([tag hasPrefix:@"purpose::"])
3159             [purposes addObject:[tag substringFromIndex:9]];
3160     return [purposes count] == 0 ? nil : purposes;
3161 }
3162
3163 - (bool) isCommercial {
3164     return [self hasTag:@"cydia::commercial"];
3165 }
3166
3167 - (void) setIndex:(size_t)index {
3168     if (metadata_->index_ != index)
3169         metadata_->index_ = index;
3170 }
3171
3172 - (CYString &) cyname {
3173     return name_.empty() ? id_ : name_;
3174 }
3175
3176 - (uint32_t) compareBySection:(NSArray *)sections {
3177     NSString *section([self section]);
3178     for (size_t i(0), e([sections count]); i != e; ++i) {
3179         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3180             return i;
3181     }
3182
3183     return _not(uint32_t);
3184 }
3185
3186 - (void) clear {
3187 @synchronized (database_) {
3188     pkgProblemResolver *resolver = [database_ resolver];
3189     resolver->Clear(iterator_);
3190
3191     pkgCacheFile &cache([database_ cache]);
3192     cache->SetReInstall(iterator_, false);
3193     cache->MarkKeep(iterator_, false);
3194 } }
3195
3196 - (void) install {
3197 @synchronized (database_) {
3198     pkgProblemResolver *resolver = [database_ resolver];
3199     resolver->Clear(iterator_);
3200     resolver->Protect(iterator_);
3201
3202     pkgCacheFile &cache([database_ cache]);
3203     cache->SetReInstall(iterator_, false);
3204     cache->MarkInstall(iterator_, false);
3205
3206     pkgDepCache::StateCache &state((*cache)[iterator_]);
3207     if (!state.Install())
3208         cache->SetReInstall(iterator_, true);
3209 } }
3210
3211 - (void) remove {
3212 @synchronized (database_) {
3213     pkgProblemResolver *resolver = [database_ resolver];
3214     resolver->Clear(iterator_);
3215     resolver->Remove(iterator_);
3216     resolver->Protect(iterator_);
3217
3218     pkgCacheFile &cache([database_ cache]);
3219     cache->SetReInstall(iterator_, false);
3220     cache->MarkDelete(iterator_, true);
3221 } }
3222
3223 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3224     _profile(Package$isUnfilteredAndSearchedForBy)
3225         bool value(true);
3226
3227         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3228             value &= [self unfiltered];
3229         _end
3230
3231         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3232             value &= [self matches:search];
3233         _end
3234
3235         return value;
3236     _end
3237 }
3238
3239 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3240     if ([search length] == 0)
3241         return false;
3242
3243     _profile(Package$isUnfilteredAndSelectedForBy)
3244         bool value(true);
3245
3246         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3247             value &= [self unfiltered];
3248         _end
3249
3250         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3251             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3252         _end
3253
3254         return value;
3255     _end
3256 }
3257
3258 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3259     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3260 }
3261
3262 - (bool) isVisibleInSection:(NSString *)name {
3263     NSString *section([self section]);
3264
3265     return (
3266         name == nil ||
3267         section == nil && [name length] == 0 ||
3268         [name isEqualToString:section]
3269     ) && [self visible];
3270 }
3271
3272 - (bool) isVisibleInSource:(Source *)source {
3273     return [self source] == source && [self visible];
3274 }
3275
3276 @end
3277 /* }}} */
3278 /* Section Class {{{ */
3279 @interface Section : NSObject {
3280     NSString *name_;
3281     unichar index_;
3282     size_t row_;
3283     size_t count_;
3284     NSString *localized_;
3285 }
3286
3287 - (NSComparisonResult) compareByLocalized:(Section *)section;
3288 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3289 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3290 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3291 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3292 - (NSString *) name;
3293 - (unichar) index;
3294
3295 - (size_t) row;
3296 - (size_t) count;
3297
3298 - (void) addToRow;
3299 - (void) addToCount;
3300
3301 - (void) setCount:(size_t)count;
3302 - (NSString *) localized;
3303
3304 @end
3305
3306 @implementation Section
3307
3308 - (void) dealloc {
3309     [name_ release];
3310     if (localized_ != nil)
3311         [localized_ release];
3312     [super dealloc];
3313 }
3314
3315 - (NSComparisonResult) compareByLocalized:(Section *)section {
3316     NSString *lhs(localized_);
3317     NSString *rhs([section localized]);
3318
3319     /*if ([lhs length] != 0 && [rhs length] != 0) {
3320         unichar lhc = [lhs characterAtIndex:0];
3321         unichar rhc = [rhs characterAtIndex:0];
3322
3323         if (isalpha(lhc) && !isalpha(rhc))
3324             return NSOrderedAscending;
3325         else if (!isalpha(lhc) && isalpha(rhc))
3326             return NSOrderedDescending;
3327     }*/
3328
3329     return [lhs compare:rhs options:LaxCompareOptions_];
3330 }
3331
3332 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3333     if ((self = [self initWithName:name localize:NO]) != nil) {
3334         if (localized != nil)
3335             localized_ = [localized retain];
3336     } return self;
3337 }
3338
3339 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3340     return [self initWithName:name row:0 localize:localize];
3341 }
3342
3343 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3344     if ((self = [super init]) != nil) {
3345         name_ = [name retain];
3346         index_ = '\0';
3347         row_ = row;
3348         if (localize)
3349             localized_ = [LocalizeSection(name_) retain];
3350     } return self;
3351 }
3352
3353 /* XXX: localize the index thingees */
3354 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3355     if ((self = [super init]) != nil) {
3356         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3357         index_ = index;
3358         row_ = row;
3359     } return self;
3360 }
3361
3362 - (NSString *) name {
3363     return name_;
3364 }
3365
3366 - (unichar) index {
3367     return index_;
3368 }
3369
3370 - (size_t) row {
3371     return row_;
3372 }
3373
3374 - (size_t) count {
3375     return count_;
3376 }
3377
3378 - (void) addToRow {
3379     ++row_;
3380 }
3381
3382 - (void) addToCount {
3383     ++count_;
3384 }
3385
3386 - (void) setCount:(size_t)count {
3387     count_ = count;
3388 }
3389
3390 - (NSString *) localized {
3391     return localized_;
3392 }
3393
3394 @end
3395 /* }}} */
3396
3397 static NSString *Colon_;
3398 static NSString *Elision_;
3399 static NSString *Error_;
3400 static NSString *Warning_;
3401
3402 /* Database Implementation {{{ */
3403 @implementation Database
3404
3405 + (Database *) sharedInstance {
3406     static Database *instance;
3407     if (instance == nil)
3408         instance = [[Database alloc] init];
3409     return instance;
3410 }
3411
3412 - (unsigned) era {
3413     return era_;
3414 }
3415
3416 - (void) releasePackages {
3417     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3418     CFArrayRemoveAllValues(packages_);
3419 }
3420
3421 - (void) dealloc {
3422     // XXX: actually implement this thing
3423     _assert(false);
3424     [sourceList_ release];
3425     [self releasePackages];
3426     apr_pool_destroy(pool_);
3427     NSRecycleZone(zone_);
3428     [super dealloc];
3429 }
3430
3431 - (void) _readCydia:(NSNumber *)fd { _pooled
3432     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3433     std::istream is(&ib);
3434     std::string line;
3435
3436     static Pcre finish_r("^finish:([^:]*)$");
3437
3438     while (std::getline(is, line)) {
3439         const char *data(line.c_str());
3440         size_t size = line.size();
3441         lprintf("C:%s\n", data);
3442
3443         if (finish_r(data, size)) {
3444             NSString *finish = finish_r[1];
3445             int index = [Finishes_ indexOfObject:finish];
3446             if (index != INT_MAX && index > Finish_)
3447                 Finish_ = index;
3448         }
3449     }
3450
3451     _assume(false);
3452 }
3453
3454 - (void) _readStatus:(NSNumber *)fd { _pooled
3455     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3456     std::istream is(&ib);
3457     std::string line;
3458
3459     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3460     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3461
3462     while (std::getline(is, line)) {
3463         const char *data(line.c_str());
3464         size_t size(line.size());
3465         lprintf("S:%s\n", data);
3466
3467         if (conffile_r(data, size)) {
3468             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3469             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3470         } else if (strncmp(data, "status: ", 8) == 0) {
3471             // status: <package>: {unpacked,half-configured,installed}
3472             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3473             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3474         } else if (strncmp(data, "processing: ", 12) == 0) {
3475             // processing: configure: config-test
3476             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3477             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3478         } else if (pmstatus_r(data, size)) {
3479             std::string type([pmstatus_r[1] UTF8String]);
3480
3481             NSString *package = pmstatus_r[2];
3482             if ([package isEqualToString:@"dpkg-exec"])
3483                 package = nil;
3484
3485             float percent([pmstatus_r[3] floatValue]);
3486             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3487
3488             NSString *string = pmstatus_r[4];
3489
3490             if (type == "pmerror") {
3491                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3492                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3493             } else if (type == "pmstatus") {
3494                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3495                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3496             } else if (type == "pmconffile")
3497                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3498             else
3499                 lprintf("E:unknown pmstatus\n");
3500         } else
3501             lprintf("E:unknown status\n");
3502     }
3503
3504     _assume(false);
3505 }
3506
3507 - (void) _readOutput:(NSNumber *)fd { _pooled
3508     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3509     std::istream is(&ib);
3510     std::string line;
3511
3512     while (std::getline(is, line)) {
3513         lprintf("O:%s\n", line.c_str());
3514
3515         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3516         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3517     }
3518
3519     _assume(false);
3520 }
3521
3522 - (FILE *) input {
3523     return input_;
3524 }
3525
3526 - (Package *) packageWithName:(NSString *)name {
3527 @synchronized (self) {
3528     if (static_cast<pkgDepCache *>(cache_) == NULL)
3529         return nil;
3530     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3531     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3532 } }
3533
3534 - (id) init {
3535     if ((self = [super init]) != nil) {
3536         policy_ = NULL;
3537         records_ = NULL;
3538         resolver_ = NULL;
3539         fetcher_ = NULL;
3540         lock_ = NULL;
3541
3542         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3543         apr_pool_create(&pool_, NULL);
3544
3545         size_t capacity(MetaFile_->active_);
3546         if (capacity == 0)
3547             capacity = 16384;
3548         else
3549             capacity += 1024;
3550
3551         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3552         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3553
3554         int fds[2];
3555
3556         _assert(pipe(fds) != -1);
3557         cydiafd_ = fds[1];
3558
3559         _config->Set("APT::Keep-Fds::", cydiafd_);
3560         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3561
3562         [NSThread
3563             detachNewThreadSelector:@selector(_readCydia:)
3564             toTarget:self
3565             withObject:[NSNumber numberWithInt:fds[0]]
3566         ];
3567
3568         _assert(pipe(fds) != -1);
3569         statusfd_ = fds[1];
3570
3571         [NSThread
3572             detachNewThreadSelector:@selector(_readStatus:)
3573             toTarget:self
3574             withObject:[NSNumber numberWithInt:fds[0]]
3575         ];
3576
3577         _assert(pipe(fds) != -1);
3578         _assert(dup2(fds[0], 0) != -1);
3579         _assert(close(fds[0]) != -1);
3580
3581         input_ = fdopen(fds[1], "a");
3582
3583         _assert(pipe(fds) != -1);
3584         _assert(dup2(fds[1], 1) != -1);
3585         _assert(close(fds[1]) != -1);
3586
3587         [NSThread
3588             detachNewThreadSelector:@selector(_readOutput:)
3589             toTarget:self
3590             withObject:[NSNumber numberWithInt:fds[0]]
3591         ];
3592     } return self;
3593 }
3594
3595 - (pkgCacheFile &) cache {
3596     return cache_;
3597 }
3598
3599 - (pkgDepCache::Policy *) policy {
3600     return policy_;
3601 }
3602
3603 - (pkgRecords *) records {
3604     return records_;
3605 }
3606
3607 - (pkgProblemResolver *) resolver {
3608     return resolver_;
3609 }
3610
3611 - (pkgAcquire &) fetcher {
3612     return *fetcher_;
3613 }
3614
3615 - (pkgSourceList &) list {
3616     return *list_;
3617 }
3618
3619 - (NSArray *) packages {
3620     return (NSArray *) packages_;
3621 }
3622
3623 - (NSArray *) sources {
3624     return sourceList_;
3625 }
3626
3627 - (Source *) sourceWithKey:(NSString *)key {
3628     for (Source *source in [self sources]) {
3629         if ([[source key] isEqualToString:key])
3630             return source;
3631     } return nil;
3632 }
3633
3634 - (bool) popErrorWithTitle:(NSString *)title {
3635     bool fatal(false);
3636
3637     while (!_error->empty()) {
3638         std::string error;
3639         bool warning(!_error->PopMessage(error));
3640         if (!warning)
3641             fatal = true;
3642
3643         for (;;) {
3644             size_t size(error.size());
3645             if (size == 0 || error[size - 1] != '\n')
3646                 break;
3647             error.resize(size - 1);
3648         }
3649
3650         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3651
3652         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3653     }
3654
3655     return fatal;
3656 }
3657
3658 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3659     return [self popErrorWithTitle:title] || !success;
3660 }
3661
3662 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3663 @synchronized (self) {
3664     ++era_;
3665
3666     [self releasePackages];
3667
3668     sourceMap_.clear();
3669     [sourceList_ removeAllObjects];
3670
3671     _error->Discard();
3672
3673     delete list_;
3674     list_ = NULL;
3675     manager_ = NULL;
3676     delete lock_;
3677     lock_ = NULL;
3678     delete fetcher_;
3679     fetcher_ = NULL;
3680     delete resolver_;
3681     resolver_ = NULL;
3682     delete records_;
3683     records_ = NULL;
3684     delete policy_;
3685     policy_ = NULL;
3686
3687     cache_.Close();
3688
3689     apr_pool_clear(pool_);
3690
3691     NSRecycleZone(zone_);
3692     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3693
3694     int chk(creat("/tmp/cydia.chk", 0644));
3695     if (chk != -1)
3696         close(chk);
3697
3698     if (invocation != nil)
3699         [invocation invoke];
3700
3701     NSString *title(UCLocalize("DATABASE"));
3702
3703     _trace();
3704     OpProgress progress;
3705     while (!cache_.Open(progress, true)) { pop:
3706         std::string error;
3707         bool warning(!_error->PopMessage(error));
3708         lprintf("cache_.Open():[%s]\n", error.c_str());
3709
3710         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3711             [delegate_ repairWithSelector:@selector(configure)];
3712         else if (error == "The package lists or status file could not be parsed or opened.")
3713             [delegate_ repairWithSelector:@selector(update)];
3714         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3715         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3716         // else if (error == "Malformed Status line")
3717         // else if (error == "The list of sources could not be read.")
3718         else {
3719             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3720             return;
3721         }
3722
3723         if (warning)
3724             goto pop;
3725         _error->Discard();
3726     }
3727     _trace();
3728
3729     unlink("/tmp/cydia.chk");
3730
3731     now_ = [[NSDate date] timeIntervalSince1970];
3732
3733     policy_ = new pkgDepCache::Policy();
3734     records_ = new pkgRecords(cache_);
3735     resolver_ = new pkgProblemResolver(cache_);
3736     fetcher_ = new pkgAcquire(&status_);
3737     lock_ = NULL;
3738
3739     list_ = new pkgSourceList();
3740     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3741         return;
3742
3743     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3744         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3745         return;
3746     }
3747
3748     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3749         return;
3750
3751     if (cache_->BrokenCount() != 0) {
3752         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3753             return;
3754
3755         if (cache_->BrokenCount() != 0) {
3756             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3757             return;
3758         }
3759
3760         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3761             return;
3762     }
3763
3764     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3765         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3766         [sourceList_ addObject:object];
3767
3768         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3769         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3770             // XXX: this could be more intelligent
3771             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3772                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3773                 if (!cached.end())
3774                     sourceMap_[cached->ID] = object;
3775             }
3776     }
3777
3778     {
3779         /*std::vector<Package *> packages;
3780         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3781         [packages_ release];
3782         packages_ = nil;*/
3783
3784         _trace();
3785
3786         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3787             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3788                 //packages.push_back(package);
3789                 CFArrayAppendValue(packages_, [package retain]);
3790
3791         _trace();
3792
3793         /*if (packages.empty())
3794             packages_ = [[NSArray alloc] init];
3795         else
3796             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3797         _trace();*/
3798
3799         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3800         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3801         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3802
3803         /*_trace();
3804         PrintTimes();
3805         _trace();*/
3806
3807         _trace();
3808
3809         /*if (!packages.empty())
3810             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3811         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3812
3813         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3814
3815         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3816
3817         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3818
3819         _trace();
3820
3821         size_t count(CFArrayGetCount(packages_));
3822         MetaFile_->active_ = count;
3823
3824         for (size_t index(0); index != count; ++index)
3825             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3826
3827         _trace();
3828     }
3829 } } CYPoolEnd() _trace(); }
3830
3831 - (void) clear {
3832 @synchronized (self) {
3833     delete resolver_;
3834     resolver_ = new pkgProblemResolver(cache_);
3835
3836     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3837         if (!cache_[iterator].Keep())
3838             cache_->MarkKeep(iterator, false);
3839         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3840             cache_->SetReInstall(iterator, false);
3841 } }
3842
3843 - (void) configure {
3844     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3845     _trace();
3846     system([dpkg UTF8String]);
3847     _trace();
3848 }
3849
3850 - (bool) clean {
3851     // XXX: I don't remember this condition
3852     if (lock_ != NULL)
3853         return false;
3854
3855     FileFd Lock;
3856     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3857
3858     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3859
3860     if ([self popErrorWithTitle:title])
3861         return false;
3862
3863     pkgAcquire fetcher;
3864     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3865
3866     class LogCleaner :
3867         public pkgArchiveCleaner
3868     {
3869       protected:
3870         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3871             unlink(File);
3872         }
3873     } cleaner;
3874
3875     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3876         return false;
3877
3878     return true;
3879 }
3880
3881 - (bool) prepare {
3882     fetcher_->Shutdown();
3883
3884     pkgRecords records(cache_);
3885
3886     lock_ = new FileFd();
3887     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3888
3889     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3890
3891     if ([self popErrorWithTitle:title])
3892         return false;
3893
3894     pkgSourceList list;
3895     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3896         return false;
3897
3898     manager_ = (_system->CreatePM(cache_));
3899     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3900         return false;
3901
3902     return true;
3903 }
3904
3905 - (void) perform {
3906     bool substrate(RestartSubstrate_);
3907     RestartSubstrate_ = false;
3908
3909     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3910
3911     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3912         pkgSourceList list;
3913         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3914             return;
3915         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3916             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3917     }
3918
3919     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3920
3921     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3922         _trace();
3923         [self popErrorWithTitle:title];
3924         return;
3925     }
3926
3927     bool failed = false;
3928     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3929         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3930             continue;
3931         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3932             continue;
3933
3934         failed = true;
3935     }
3936
3937     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3938
3939     if (failed) {
3940         _trace();
3941         return;
3942     }
3943
3944     if (substrate)
3945         RestartSubstrate_ = true;
3946
3947     _system->UnLock();
3948     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3949
3950     if (_error->PendingError()) {
3951         _trace();
3952         return;
3953     }
3954
3955     if (result == pkgPackageManager::Failed) {
3956         _trace();
3957         return;
3958     }
3959
3960     if (result != pkgPackageManager::Completed) {
3961         _trace();
3962         return;
3963     }
3964
3965     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3966         pkgSourceList list;
3967         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3968             return;
3969         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3970             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3971     }
3972
3973     if (![before isEqualToArray:after])
3974         [self update];
3975 }
3976
3977 - (bool) upgrade {
3978     NSString *title(UCLocalize("UPGRADE"));
3979     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3980         return false;
3981     return true;
3982 }
3983
3984 - (void) update {
3985     [self updateWithStatus:status_];
3986 }
3987
3988 - (void) updateWithStatus:(Status &)status {
3989     NSString *title(UCLocalize("REFRESHING_DATA"));
3990
3991     pkgSourceList list;
3992     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3993         return;
3994
3995     FileFd lock;
3996     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3997     if ([self popErrorWithTitle:title])
3998         return;
3999
4000     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4001
4002     bool success(ListUpdate(status, list, PulseInterval_));
4003     if (status.WasCancelled())
4004         _error->Discard();
4005     else
4006         [self popErrorWithTitle:title forOperation:success];
4007
4008     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4009
4010     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4011     Changed_ = true;
4012 }
4013
4014 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4015     delegate_ = delegate;
4016 }
4017
4018 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4019     progress_ = delegate;
4020     status_.setDelegate(delegate);
4021 }
4022
4023 - (NSObject<ProgressDelegate> *) progressDelegate {
4024     return progress_;
4025 }
4026
4027 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4028     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4029     return i == sourceMap_.end() ? nil : i->second;
4030 }
4031
4032 - (NSString *) mappedSectionForPointer:(const char *)section {
4033     _H<NSString> *mapped;
4034
4035     _profile(Database$mappedSectionForPointer$Cache)
4036         mapped = &sections_[section];
4037     _end
4038
4039     if (*mapped == NULL) {
4040         size_t length(strlen(section));
4041         char spaced[length + 1];
4042
4043         _profile(Database$mappedSectionForPointer$Replace)
4044             for (size_t index(0); index != length; ++index)
4045                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4046             spaced[length] = '\0';
4047         _end
4048
4049         NSString *string;
4050
4051         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4052             string = [NSString stringWithUTF8String:spaced];
4053         _end
4054
4055         _profile(Database$mappedSectionForPointer$Map)
4056             string = [SectionMap_ objectForKey:string] ?: string;
4057         _end
4058
4059         *mapped = string;
4060     } return *mapped;
4061 }
4062
4063 @end
4064 /* }}} */
4065
4066 @interface Diversion : NSObject {
4067     Pcre pattern_;
4068     _H<NSString> key_;
4069     _H<NSString> format_;
4070 }
4071
4072 @end
4073
4074 @implementation Diversion
4075
4076 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4077     if ((self = [super init]) != nil) {
4078         pattern_ = [from UTF8String];
4079         key_ = from;
4080         format_ = to;
4081     } return self;
4082 }
4083
4084 - (NSString *) divert:(NSString *)url {
4085     return !pattern_(url) ? nil : pattern_->*format_;
4086 }
4087
4088 - (NSString *) key {
4089     return key_;
4090 }
4091
4092 - (NSUInteger) hash {
4093     return [key_ hash];
4094 }
4095
4096 - (BOOL) isEqual:(Diversion *)object {
4097     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4098 }
4099
4100 @end
4101
4102 @interface CydiaObject : NSObject {
4103     id indirect_;
4104     _transient id delegate_;
4105 }
4106
4107 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4108
4109 @end
4110
4111 @interface CYBrowserController : BrowserController {
4112     CydiaObject *cydia_;
4113 }
4114
4115 + (void) addDiversion:(Diversion *)diversion;
4116
4117 @end
4118
4119 static NSMutableSet *Diversions_;
4120
4121 /* Web Scripting {{{ */
4122 @implementation CydiaObject
4123
4124 - (void) dealloc {
4125     [indirect_ release];
4126     [super dealloc];
4127 }
4128
4129 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4130     if ((self = [super init]) != nil) {
4131         indirect_ = [indirect retain];
4132     } return self;
4133 }
4134
4135 - (void) setDelegate:(id)delegate {
4136     delegate_ = delegate;
4137 }
4138
4139 + (NSArray *) _attributeKeys {
4140     return [NSArray arrayWithObjects:
4141         @"device",
4142         @"ecid",
4143         @"firmware",
4144         @"hostname",
4145         @"idiom",
4146         @"model",
4147         @"plmn",
4148         @"role",
4149         @"serial",
4150         @"token",
4151         @"version",
4152     nil];
4153 }
4154
4155 - (NSArray *) attributeKeys {
4156     return [[self class] _attributeKeys];
4157 }
4158
4159 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4160     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4161 }
4162
4163 - (NSString *) version {
4164     return @ Cydia_;
4165 }
4166
4167 - (NSString *) device {
4168     return [[UIDevice currentDevice] uniqueIdentifier];
4169 }
4170
4171 - (NSString *) firmware {
4172     return [[UIDevice currentDevice] systemVersion];
4173 }
4174
4175 - (NSString *) hostname {
4176     return [[UIDevice currentDevice] name];
4177 }
4178
4179 - (NSString *) idiom {
4180     return (id) Idiom_ ?: [NSNull null];
4181 }
4182
4183 - (NSString *) plmn {
4184     return (id) PLMN_ ?: [NSNull null];
4185 }
4186
4187 - (NSString *) ecid {
4188     return (id) ChipID_ ?: [NSNull null];
4189 }
4190
4191 - (NSString *) serial {
4192     return SerialNumber_;
4193 }
4194
4195 - (NSString *) role {
4196     return (id) Role_ ?: [NSNull null];
4197 }
4198
4199 - (NSString *) model {
4200     return [NSString stringWithUTF8String:Machine_];
4201 }
4202
4203 - (NSString *) token {
4204     return (id) Token_ ?: [NSNull null];
4205 }
4206
4207 + (NSString *) webScriptNameForSelector:(SEL)selector {
4208     if (false);
4209     else if (selector == @selector(addBridgedHost:))
4210         return @"addBridgedHost";
4211     else if (selector == @selector(addPipelinedHost:scheme:))
4212         return @"addPipelinedHost";
4213     else if (selector == @selector(addTrivialSource:))
4214         return @"addTrivialSource";
4215     else if (selector == @selector(close))
4216         return @"close";
4217     else if (selector == @selector(divert::))
4218         return @"divert";
4219     else if (selector == @selector(du:))
4220         return @"du";
4221     else if (selector == @selector(stringWithFormat:arguments:))
4222         return @"format";
4223     else if (selector == @selector(getAllSources))
4224         return @"getAllSourcs";
4225     else if (selector == @selector(getKernelNumber:))
4226         return @"getKernelNumber";
4227     else if (selector == @selector(getKernelString:))
4228         return @"getKernelString";
4229     else if (selector == @selector(getInstalledPackages))
4230         return @"getInstalledPackages";
4231     else if (selector == @selector(getPackageById:))
4232         return @"getPackageById";
4233     else if (selector == @selector(getSessionValue:))
4234         return @"getSessionValue";
4235     else if (selector == @selector(installPackages:))
4236         return @"installPackages";
4237     else if (selector == @selector(localizedStringForKey:value:table:))
4238         return @"localize";
4239     else if (selector == @selector(popViewController:))
4240         return @"popViewController";
4241     else if (selector == @selector(refreshSources))
4242         return @"refreshSources";
4243     else if (selector == @selector(removeButton))
4244         return @"removeButton";
4245     else if (selector == @selector(setSessionValue::))
4246         return @"setSessionValue";
4247     else if (selector == @selector(substitutePackageNames:))
4248         return @"substitutePackageNames";
4249     else if (selector == @selector(scrollToBottom:))
4250         return @"scrollToBottom";
4251     else if (selector == @selector(setAllowsNavigationAction:))
4252         return @"setAllowsNavigationAction";
4253     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4254         return @"setButtonImage";
4255     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4256         return @"setButtonTitle";
4257     else if (selector == @selector(setHidesBackButton:))
4258         return @"setHidesBackButton";
4259     else if (selector == @selector(setHidesNavigationBar:))
4260         return @"setHidesNavigationBar";
4261     else if (selector == @selector(setNavigationBarStyle:))
4262         return @"setNavigationBarStyle";
4263     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4264         return @"setNavigationBarTintColor";
4265     else if (selector == @selector(setPopupHook:))
4266         return @"setPopupHook";
4267     else if (selector == @selector(setToken:))
4268         return @"setToken";
4269     else if (selector == @selector(setViewportWidth:))
4270         return @"setViewportWidth";
4271     else if (selector == @selector(statfs:))
4272         return @"statfs";
4273     else if (selector == @selector(supports:))
4274         return @"supports";
4275     else
4276         return nil;
4277 }
4278
4279 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4280     return [self webScriptNameForSelector:selector] == nil;
4281 }
4282
4283 - (BOOL) supports:(NSString *)feature {
4284     return [feature isEqualToString:@"window.open"];
4285 }
4286
4287 - (void) divert:(NSString *)from :(NSString *)to {
4288     [CYBrowserController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4289 }
4290
4291 - (NSNumber *) getKernelNumber:(NSString *)name {
4292     const char *string([name UTF8String]);
4293
4294     size_t size;
4295     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4296         return (id) [NSNull null];
4297
4298     if (size != sizeof(int))
4299         return (id) [NSNull null];
4300
4301     int value;
4302     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4303         return (id) [NSNull null];
4304
4305     return [NSNumber numberWithInt:value];
4306 }
4307
4308 - (NSString *) getKernelString:(NSString *)name {
4309     const char *string([name UTF8String]);
4310
4311     size_t size;
4312     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4313         return (id) [NSNull null];
4314
4315     char value[size + 1];
4316     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4317         return (id) [NSNull null];
4318
4319     // XXX: just in case you request something ludicrous
4320     value[size] = '\0';
4321
4322     return [NSString stringWithCString:value];
4323 }
4324
4325 - (id) getSessionValue:(NSString *)key {
4326 @synchronized (SessionData_) {
4327     return [SessionData_ objectForKey:key];
4328 } }
4329
4330 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4331 @synchronized (SessionData_) {
4332     if (value == (id) [WebUndefined undefined])
4333         [SessionData_ removeObjectForKey:key];
4334     else
4335         [SessionData_ setObject:value forKey:key];
4336 } }
4337
4338 - (void) addBridgedHost:(NSString *)host {
4339 @synchronized (HostConfig_) {
4340     [BridgedHosts_ addObject:host];
4341 } }
4342
4343 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4344 @synchronized (HostConfig_) {
4345     if (scheme != (id) [WebUndefined undefined])
4346         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4347
4348     [PipelinedHosts_ addObject:host];
4349 } }
4350
4351 - (void) popViewController:(NSNumber *)value {
4352     if (value == (id) [WebUndefined undefined])
4353         value = [NSNumber numberWithBool:YES];
4354     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4355 }
4356
4357 - (void) addTrivialSource:(NSString *)href {
4358     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4359 }
4360
4361 - (void) refreshSources {
4362     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4363 }
4364
4365 - (NSArray *) getAllSources {
4366     return [[Database sharedInstance] sources];
4367 }
4368
4369 - (NSArray *) getInstalledPackages {
4370     Database *database([Database sharedInstance]);
4371 @synchronized (database) {
4372     NSArray *packages([database packages]);
4373     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4374     for (Package *package in packages)
4375         if (![package uninstalled])
4376             [installed addObject:package];
4377     return installed;
4378 } }
4379
4380 - (Package *) getPackageById:(NSString *)id {
4381     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4382         [package parse];
4383         return package;
4384     } else
4385         return (Package *) [NSNull null];
4386 }
4387
4388 - (NSArray *) statfs:(NSString *)path {
4389     struct statfs stat;
4390
4391     if (path == nil || statfs([path UTF8String], &stat) == -1)
4392         return nil;
4393
4394     return [NSArray arrayWithObjects:
4395         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4396         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4397         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4398     nil];
4399 }
4400
4401 - (NSNumber *) du:(NSString *)path {
4402     NSNumber *value(nil);
4403
4404     int fds[2];
4405     _assert(pipe(fds) != -1);
4406
4407     pid_t pid(ExecFork());
4408     if (pid == 0) {
4409         _assert(dup2(fds[1], 1) != -1);
4410         _assert(close(fds[0]) != -1);
4411         _assert(close(fds[1]) != -1);
4412         /* XXX: this should probably not use du */
4413         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4414         exit(1);
4415         _assert(false);
4416     }
4417
4418     _assert(close(fds[1]) != -1);
4419
4420     if (FILE *du = fdopen(fds[0], "r")) {
4421         char line[1024];
4422         while (fgets(line, sizeof(line), du) != NULL) {
4423             size_t length(strlen(line));
4424             while (length != 0 && line[length - 1] == '\n')
4425                 line[--length] = '\0';
4426             if (char *tab = strchr(line, '\t')) {
4427                 *tab = '\0';
4428                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4429             }
4430         }
4431
4432         fclose(du);
4433     } else _assert(close(fds[0]));
4434
4435     int status;
4436   wait:
4437     if (waitpid(pid, &status, 0) == -1)
4438         if (errno == EINTR)
4439             goto wait;
4440         else _assert(false);
4441
4442     return value;
4443 }
4444
4445 - (void) close {
4446     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4447 }
4448
4449 - (void) installPackages:(NSArray *)packages {
4450     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4451 }
4452
4453 - (NSString *) substitutePackageNames:(NSString *)message {
4454     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4455     for (size_t i(0), e([words count]); i != e; ++i) {
4456         NSString *word([words objectAtIndex:i]);
4457         if (Package *package = [[Database sharedInstance] packageWithName:word])
4458             [words replaceObjectAtIndex:i withObject:[package name]];
4459     }
4460
4461     return [words componentsJoinedByString:@" "];
4462 }
4463
4464 - (void) removeButton {
4465     [indirect_ removeButton];
4466 }
4467
4468 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4469     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4470 }
4471
4472 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4473     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4474 }
4475
4476 - (void) setAllowsNavigationAction:(NSString *)value {
4477     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4478 }
4479
4480 - (void) setHidesBackButton:(NSString *)value {
4481     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4482 }
4483
4484 - (void) setHidesNavigationBar:(NSString *)value {
4485     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4486 }
4487
4488 - (void) setNavigationBarStyle:(NSString *)value {
4489     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4490 }
4491
4492 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4493     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4494     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4495     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4496 }
4497
4498 - (void) _setToken:(NSString *)token {
4499     Token_ = token;
4500
4501     if (token == nil)
4502         [Metadata_ removeObjectForKey:@"Token"];
4503     else
4504         [Metadata_ setObject:Token_ forKey:@"Token"];
4505
4506     Changed_ = true;
4507 }
4508
4509 - (void) setToken:(NSString *)token {
4510     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4511 }
4512
4513 - (void) setPopupHook:(id)function {
4514     [indirect_ setPopupHook:function];
4515 }
4516
4517 - (void) scrollToBottom:(NSNumber *)animated {
4518     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4519 }
4520
4521 - (void) setViewportWidth:(float)width {
4522     [indirect_ setViewportWidthOnMainThread:width];
4523 }
4524
4525 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4526     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4527     unsigned count([arguments count]);
4528     id values[count];
4529     for (unsigned i(0); i != count; ++i)
4530         values[i] = [arguments objectAtIndex:i];
4531     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4532 }
4533
4534 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4535     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4536         value = nil;
4537     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4538         table = nil;
4539     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4540 }
4541
4542 @end
4543 /* }}} */
4544
4545 /* @ Loading... Indicator {{{ */
4546 @interface CYLoadingIndicator : UIView {
4547     _H<UIActivityIndicatorView> spinner_;
4548     _H<UILabel> label_;
4549     _H<UIView> container_;
4550 }
4551
4552 @property (readonly, nonatomic) UILabel *label;
4553 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4554
4555 @end
4556
4557 @implementation CYLoadingIndicator
4558
4559 - (id) initWithFrame:(CGRect)frame {
4560     if ((self = [super initWithFrame:frame]) != nil) {
4561         container_ = [[[UIView alloc] init] autorelease];
4562         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4563
4564         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4565         [spinner_ startAnimating];
4566         [container_ addSubview:spinner_];
4567
4568         label_ = [[[UILabel alloc] init] autorelease];
4569         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4570         [label_ setBackgroundColor:[UIColor clearColor]];
4571         [label_ setTextColor:[UIColor blackColor]];
4572         [label_ setShadowColor:[UIColor whiteColor]];
4573         [label_ setShadowOffset:CGSizeMake(0, 1)];
4574         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4575         [container_ addSubview:label_];
4576
4577         CGSize viewsize = frame.size;
4578         CGSize spinnersize = [spinner_ bounds].size;
4579         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4580         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4581
4582         CGRect containrect = {
4583             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4584             CGSizeMake(bothwidth, spinnersize.height)
4585         };
4586         CGRect textrect = {
4587             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4588             textsize
4589         };
4590         CGRect spinrect = {
4591             CGPointZero,
4592             spinnersize
4593         };
4594
4595         [container_ setFrame:containrect];
4596         [spinner_ setFrame:spinrect];
4597         [label_ setFrame:textrect];
4598         [self addSubview:container_];
4599     } return self;
4600 }
4601
4602 - (UILabel *) label {
4603     return label_;
4604 }
4605
4606 - (UIActivityIndicatorView *) activityIndicatorView {
4607     return spinner_;
4608 }
4609
4610 @end
4611 /* }}} */
4612 /* Emulated Loading Controller {{{ */
4613 @interface CYEmulatedLoadingController : CYViewController {
4614     _transient Database *database_;
4615     _H<CYLoadingIndicator> indicator_;
4616     _H<UITabBar> tabbar_;
4617     _H<UINavigationBar> navbar_;
4618 }
4619
4620 @end
4621
4622 @implementation CYEmulatedLoadingController
4623
4624 - (id) initWithDatabase:(Database *)database {
4625     if ((self = [super init]) != nil) {
4626         database_ = database;
4627     } return self;
4628 }
4629
4630 - (void) loadView {
4631     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4632
4633     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4634     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4635     [[self view] addSubview:table];
4636
4637     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4638     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4639     [[self view] addSubview:indicator_];
4640
4641     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4642     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4643     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4644     [[self view] addSubview:tabbar_];
4645
4646     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4647     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4648     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4649     [[self view] addSubview:navbar_];
4650 }
4651
4652 - (void) releaseSubviews {
4653     indicator_ = nil;
4654     tabbar_ = nil;
4655     navbar_ = nil;
4656 }
4657
4658 @end
4659 /* }}} */
4660
4661 /* Cydia Browser Controller {{{ */
4662 @implementation CYBrowserController
4663
4664 - (void) dealloc {
4665     [cydia_ release];
4666     [super dealloc];
4667 }
4668
4669 - (NSURL *) navigationURL {
4670     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4671 }
4672
4673 + (void) initialize {
4674     Diversions_ = [[NSMutableSet alloc] initWithCapacity:0];
4675 }
4676
4677 + (void) addDiversion:(Diversion *)diversion {
4678     [Diversions_ addObject:diversion];
4679 }
4680
4681 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4682     [super webView:view didClearWindowObject:window forFrame:frame];
4683
4684     WebDataSource *source([frame dataSource]);
4685     NSURLResponse *response([source response]);
4686     NSURL *url([response URL]);
4687
4688     @synchronized (HostConfig_) {
4689         if ([[[url scheme] lowercaseString] isEqualToString:@"https"])
4690             if ([BridgedHosts_ containsObject:[url host]])
4691                 [window setValue:cydia_ forKey:@"cydia"];
4692     }
4693 }
4694
4695 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4696     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4697
4698   divert:
4699     NSURL *url([copy URL]);
4700     NSString *href([url absoluteString]);
4701
4702     for (Diversion *diversion in Diversions_)
4703         if (NSString *diverted = [diversion divert:href]) {
4704             [copy setURL:[NSURL URLWithString:diverted]];
4705             goto divert;
4706         }
4707
4708     if (System_ != NULL)
4709         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4710     if (Machine_ != NULL)
4711         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4712     if (Token_ != nil)
4713         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4714
4715     return copy;
4716 }
4717
4718 - (void) setDelegate:(id)delegate {
4719     [super setDelegate:delegate];
4720     [cydia_ setDelegate:delegate];
4721 }
4722
4723 - (id) init {
4724     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4725         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4726
4727         WebView *webview([[webview_ _documentView] webView]);
4728
4729         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4730
4731         if (Safari_ != nil)
4732             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4733         if (Build_ != nil)
4734             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4735         if (Product_ != nil)
4736             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4737
4738         [webview setApplicationNameForUserAgent:application];
4739     } return self;
4740 }
4741
4742 @end
4743 /* }}} */
4744
4745 // CydiaScript {{{
4746 @interface NSObject (CydiaScript)
4747 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4748 @end
4749
4750 @implementation NSObject (CydiaScript)
4751
4752 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4753     return self;
4754 }
4755
4756 @end
4757
4758 @implementation NSArray (CydiaScript)
4759
4760 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4761     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4762     for (size_t i(0), e([self count]); i != e; ++i)
4763         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4764     return object;
4765 }
4766
4767 @end
4768
4769 @implementation NSDictionary (CydiaScript)
4770
4771 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4772     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4773     for (id i in self)
4774         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4775     return object;
4776 }
4777
4778 @end
4779 // }}}
4780
4781 /* Confirmation Controller {{{ */
4782 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4783     if (!iterator.end())
4784         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4785             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4786                 continue;
4787             pkgCache::PkgIterator package(dep.TargetPkg());
4788             if (package.end())
4789                 continue;
4790             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4791                 return true;
4792         }
4793
4794     return false;
4795 }
4796
4797 @protocol ConfirmationControllerDelegate
4798 - (void) cancelAndClear:(bool)clear;
4799 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4800 - (void) queue;
4801 @end
4802
4803 @interface ConfirmationController : CYBrowserController {
4804     _transient Database *database_;
4805
4806     UIAlertView *essential_;
4807
4808     NSDictionary *changes_;
4809     NSMutableArray *issues_;
4810     NSDictionary *sizes_;
4811
4812     BOOL substrate_;
4813 }
4814
4815 - (id) initWithDatabase:(Database *)database;
4816
4817 @end
4818
4819 @implementation ConfirmationController
4820
4821 - (void) dealloc {
4822     [changes_ release];
4823     [issues_ release];
4824     [sizes_ release];
4825
4826     if (essential_ != nil)
4827         [essential_ release];
4828
4829     [super dealloc];
4830 }
4831
4832 - (void) complete {
4833     if (substrate_)
4834         RestartSubstrate_ = true;
4835     [delegate_ confirmWithNavigationController:[self navigationController]];
4836 }
4837
4838 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4839     NSString *context([alert context]);
4840
4841     if ([context isEqualToString:@"remove"]) {
4842         if (button == [alert cancelButtonIndex])
4843             [self dismissModalViewControllerAnimated:YES];
4844         else if (button == [alert firstOtherButtonIndex]) {
4845             [self complete];
4846         }
4847
4848         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4849     } else if ([context isEqualToString:@"unable"]) {
4850         [self dismissModalViewControllerAnimated:YES];
4851         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4852     } else {
4853         [super alertView:alert clickedButtonAtIndex:button];
4854     }
4855 }
4856
4857 - (void) _doContinue {
4858     [self dismissModalViewControllerAnimated:YES];
4859     [delegate_ cancelAndClear:NO];
4860 }
4861
4862 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4863     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4864     return nil;
4865 }
4866
4867 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4868     [super webView:view didClearWindowObject:window forFrame:frame];
4869
4870     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4871         changes_, @"changes",
4872         issues_, @"issues",
4873         sizes_, @"sizes",
4874         self, @"queue",
4875     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4876 }
4877
4878 - (id) initWithDatabase:(Database *)database {
4879     if ((self = [super init]) != nil) {
4880         database_ = database;
4881
4882         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4883         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4884         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4885         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4886         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4887
4888         bool remove(false);
4889
4890         pkgCacheFile &cache([database_ cache]);
4891         NSArray *packages([database_ packages]);
4892         pkgDepCache::Policy *policy([database_ policy]);
4893
4894         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4895
4896         for (Package *package in packages) {
4897             pkgCache::PkgIterator iterator([package iterator]);
4898             NSString *name([package id]);
4899
4900             if ([package broken]) {
4901                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4902
4903                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4904                     name, @"package",
4905                     reasons, @"reasons",
4906                 nil]];
4907
4908                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4909                 if (ver.end())
4910                     continue;
4911
4912                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4913                     pkgCache::DepIterator start;
4914                     pkgCache::DepIterator end;
4915                     dep.GlobOr(start, end); // ++dep
4916
4917                     if (!cache->IsImportantDep(end))
4918                         continue;
4919                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4920                         continue;
4921
4922                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4923
4924                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4925                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4926                         clauses, @"clauses",
4927                     nil]];
4928
4929                     _forever {
4930                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4931
4932                         pkgCache::PkgIterator target(start.TargetPkg());
4933                         if (target->ProvidesList != 0)
4934                             reason = @"missing";
4935                         else {
4936                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4937                             if (!ver.end()) {
4938                                 reason = @"installed";
4939                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4940                             } else if (!cache[target].CandidateVerIter(cache).end())
4941                                 reason = @"uninstalled";
4942                             else if (target->ProvidesList == 0)
4943                                 reason = @"uninstallable";
4944                             else
4945                                 reason = @"virtual";
4946                         }
4947
4948                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4949                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4950                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4951                         nil]);
4952
4953                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4954                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4955                             version, @"version",
4956                             reason, @"reason",
4957                             installed, @"installed",
4958                         nil]];
4959
4960                         // yes, seriously. (wtf?)
4961                         if (start == end)
4962                             break;
4963                         ++start;
4964                     }
4965                 }
4966             }
4967
4968             pkgDepCache::StateCache &state(cache[iterator]);
4969
4970             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4971
4972             if (state.NewInstall())
4973                 [installs addObject:name];
4974             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4975                 [reinstalls addObject:name];
4976             else if (state.Upgrade())
4977                 [upgrades addObject:name];
4978             else if (state.Downgrade())
4979                 [downgrades addObject:name];
4980             else if (!state.Delete())
4981                 continue;
4982             else if (special_r(name))
4983                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4984                     [NSNull null], @"package",
4985                     [NSArray arrayWithObjects:
4986                         [NSDictionary dictionaryWithObjectsAndKeys:
4987                             @"Conflicts", @"relationship",
4988                             [NSArray arrayWithObjects:
4989                                 [NSDictionary dictionaryWithObjectsAndKeys:
4990                                     name, @"package",
4991                                     [NSNull null], @"version",
4992                                     @"installed", @"reason",
4993                                 nil],
4994                             nil], @"clauses",
4995                         nil],
4996                     nil], @"reasons",
4997                 nil]];
4998             else {
4999                 if ([package essential])
5000                     remove = true;
5001                 [removes addObject:name];
5002             }
5003
5004             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5005             substrate_ |= DepSubstrate(iterator.CurrentVer());
5006         }
5007
5008         if (!remove)
5009             essential_ = nil;
5010         else if (Advanced_) {
5011             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5012
5013             essential_ = [[UIAlertView alloc]
5014                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5015                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5016                 delegate:self
5017                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5018                 otherButtonTitles:
5019                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5020                 nil
5021             ];
5022
5023             [essential_ setContext:@"remove"];
5024         } else {
5025             essential_ = [[UIAlertView alloc]
5026                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5027                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5028                 delegate:self
5029                 cancelButtonTitle:UCLocalize("OKAY")
5030                 otherButtonTitles:nil
5031             ];
5032
5033             [essential_ setContext:@"unable"];
5034         }
5035
5036         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
5037             installs, @"installs",
5038             reinstalls, @"reinstalls",
5039             upgrades, @"upgrades",
5040             downgrades, @"downgrades",
5041             removes, @"removes",
5042         nil];
5043
5044         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
5045             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5046             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5047         nil];
5048
5049         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5050
5051         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
5052             initWithTitle:UCLocalize("CANCEL")
5053             style:UIBarButtonItemStylePlain
5054             target:self
5055             action:@selector(cancelButtonClicked)
5056         ] autorelease]];
5057     } return self;
5058 }
5059
5060 #if !AlwaysReload
5061 - (void) applyRightButton {
5062     if ([issues_ count] == 0 && ![self isLoading])
5063         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5064             initWithTitle:UCLocalize("CONFIRM")
5065             style:UIBarButtonItemStyleDone
5066             target:self
5067             action:@selector(confirmButtonClicked)
5068         ] autorelease]];
5069     else
5070         [[self navigationItem] setRightBarButtonItem:nil];
5071 }
5072 #endif
5073
5074 - (void) cancelButtonClicked {
5075     [self dismissModalViewControllerAnimated:YES];
5076     [delegate_ cancelAndClear:YES];
5077 }
5078
5079 #if !AlwaysReload
5080 - (void) confirmButtonClicked {
5081     if (essential_ != nil)
5082         [essential_ show];
5083     else
5084         [self complete];
5085 }
5086 #endif
5087
5088 @end
5089 /* }}} */
5090
5091 /* Progress Data {{{ */
5092 @interface CydiaProgressData : NSObject {
5093     _transient id delegate_;
5094
5095     bool running_;
5096     float percent_;
5097
5098     float current_;
5099     float total_;
5100     float speed_;
5101
5102     _H<NSMutableArray> events_;
5103     _H<NSString> title_;
5104
5105     _H<NSString> status_;
5106     _H<NSString> finish_;
5107 }
5108
5109 @end
5110
5111 @implementation CydiaProgressData
5112
5113 + (NSArray *) _attributeKeys {
5114     return [NSArray arrayWithObjects:
5115         @"current",
5116         @"events",
5117         @"finish",
5118         @"percent",
5119         @"running",
5120         @"speed",
5121         @"title",
5122         @"total",
5123     nil];
5124 }
5125
5126 - (NSArray *) attributeKeys {
5127     return [[self class] _attributeKeys];
5128 }
5129
5130 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5131     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5132 }
5133
5134 - (id) init {
5135     if ((self = [super init]) != nil) {
5136         events_ = [NSMutableArray arrayWithCapacity:32];
5137     } return self;
5138 }
5139
5140 - (void) setDelegate:(id)delegate {
5141     delegate_ = delegate;
5142 }
5143
5144 - (void) setPercent:(float)value {
5145     percent_ = value;
5146 }
5147
5148 - (NSNumber *) percent {
5149     return [NSNumber numberWithFloat:percent_];
5150 }
5151
5152 - (void) setCurrent:(float)value {
5153     current_ = value;
5154 }
5155
5156 - (NSNumber *) current {
5157     return [NSNumber numberWithFloat:current_];
5158 }
5159
5160 - (void) setTotal:(float)value {
5161     total_ = value;
5162 }
5163
5164 - (NSNumber *) total {
5165     return [NSNumber numberWithFloat:total_];
5166 }
5167
5168 - (void) setSpeed:(float)value {
5169     speed_ = value;
5170 }
5171
5172 - (NSNumber *) speed {
5173     return [NSNumber numberWithFloat:speed_];
5174 }
5175
5176 - (NSArray *) events {
5177     return events_;
5178 }
5179
5180 - (void) removeAllEvents {
5181     [events_ removeAllObjects];
5182 }
5183
5184 - (void) addEvent:(CydiaProgressEvent *)event {
5185     [events_ addObject:event];
5186 }
5187
5188 - (void) setTitle:(NSString *)text {
5189     title_ = text;
5190 }
5191
5192 - (NSString *) title {
5193     return title_;
5194 }
5195
5196 - (void) setFinish:(NSString *)text {
5197     finish_ = text;
5198 }
5199
5200 - (NSString *) finish {
5201     return (id) finish_ ?: [NSNull null];
5202 }
5203
5204 - (void) setRunning:(bool)running {
5205     running_ = running;
5206 }
5207
5208 - (NSNumber *) running {
5209     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5210 }
5211
5212 @end
5213 /* }}} */
5214 /* Progress Controller {{{ */
5215 @interface ProgressController : CYBrowserController <
5216     ProgressDelegate
5217 > {
5218     _transient Database *database_;
5219     _H<CydiaProgressData> progress_;
5220     unsigned cancel_;
5221 }
5222
5223 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5224
5225 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5226
5227 - (void) setTitle:(NSString *)title;
5228 - (void) setCancellable:(bool)cancellable;
5229
5230 @end
5231
5232 @implementation ProgressController
5233
5234 - (void) dealloc {
5235     [database_ setProgressDelegate:nil];
5236     [progress_ setDelegate:nil];
5237     [super dealloc];
5238 }
5239
5240 - (void) updateCancel {
5241     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5242         initWithTitle:UCLocalize("CANCEL")
5243         style:UIBarButtonItemStylePlain
5244         target:self
5245         action:@selector(cancel)
5246     ] autorelease] : nil)];
5247 }
5248
5249 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5250     if ((self = [super init]) != nil) {
5251         database_ = database;
5252         delegate_ = delegate;
5253
5254         [database_ setProgressDelegate:self];
5255
5256         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5257         [progress_ setDelegate:self];
5258
5259         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5260
5261         [scroller_ setBackgroundColor:[UIColor blackColor]];
5262
5263         [[self navigationItem] setHidesBackButton:YES];
5264
5265         [self updateCancel];
5266     } return self;
5267 }
5268
5269 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5270     [super webView:view didClearWindowObject:window forFrame:frame];
5271     [window setValue:progress_ forKey:@"cydiaProgress"];
5272 }
5273
5274 - (void) updateProgress {
5275     [self dispatchEvent:@"CydiaProgressUpdate"];
5276 }
5277
5278 - (void) viewWillAppear:(BOOL)animated {
5279     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5280     [super viewWillAppear:animated];
5281 }
5282
5283 - (void) close {
5284     UpdateExternalStatus(0);
5285
5286     switch (Finish_) {
5287         case 0:
5288         break;
5289
5290         case 1:
5291             [delegate_ terminateWithSuccess];
5292             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5293                 [delegate_ suspendWithAnimation:YES];
5294             else
5295                 [delegate_ suspend];*/
5296         break;
5297
5298         case 2:
5299             _trace();
5300             goto reload;
5301
5302         case 3:
5303             _trace();
5304             goto reload;
5305
5306         reload:
5307             system("/usr/bin/sbreload");
5308             _trace();
5309         break;
5310
5311         case 4:
5312             _trace();
5313             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5314                 SBReboot(SBSSpringBoardServerPort());
5315             else
5316                 reboot2(RB_AUTOBOOT);
5317         break;
5318     }
5319
5320     [super close];
5321 }
5322
5323 - (void) setTitle:(NSString *)title {
5324     [progress_ setTitle:title];
5325     [self updateProgress];
5326 }
5327
5328 - (UIBarButtonItem *) rightButton {
5329     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5330         initWithTitle:UCLocalize("CLOSE")
5331         style:UIBarButtonItemStylePlain
5332         target:self
5333         action:@selector(close)
5334     ] autorelease];
5335 }
5336
5337 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5338     UpdateExternalStatus(1);
5339
5340     [progress_ setRunning:true];
5341     [self setTitle:title];
5342     // implicit updateProgress
5343
5344     SHA1SumValue notifyconf; {
5345         FileFd file;
5346         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5347             _error->Discard();
5348         else {
5349             MMap mmap(file, MMap::ReadOnly);
5350             SHA1Summation sha1;
5351             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5352             notifyconf = sha1.Result();
5353         }
5354     }
5355
5356     SHA1SumValue springlist; {
5357         FileFd file;
5358         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5359             _error->Discard();
5360         else {
5361             MMap mmap(file, MMap::ReadOnly);
5362             SHA1Summation sha1;
5363             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5364             springlist = sha1.Result();
5365         }
5366     }
5367
5368     if (invocation != nil) {
5369         [invocation yieldToSelector:@selector(invoke)];
5370         [self setTitle:@"COMPLETE"];
5371     }
5372
5373     if (Finish_ < 4) {
5374         FileFd file;
5375         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5376             _error->Discard();
5377         else {
5378             MMap mmap(file, MMap::ReadOnly);
5379             SHA1Summation sha1;
5380             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5381             if (!(notifyconf == sha1.Result()))
5382                 Finish_ = 4;
5383         }
5384     }
5385
5386     if (Finish_ < 3) {
5387         FileFd file;
5388         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5389             _error->Discard();
5390         else {
5391             MMap mmap(file, MMap::ReadOnly);
5392             SHA1Summation sha1;
5393             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5394             if (!(springlist == sha1.Result()))
5395                 Finish_ = 3;
5396         }
5397     }
5398
5399     if (Finish_ < 2) {
5400         if (RestartSubstrate_)
5401             Finish_ = 2;
5402     }
5403
5404     RestartSubstrate_ = false;
5405
5406     switch (Finish_) {
5407         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5408         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5409         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5410         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5411         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5412     }
5413
5414     _trace();
5415     system("su -c /usr/bin/uicache mobile");
5416     _trace();
5417
5418     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5419
5420     [progress_ setRunning:false];
5421     [self updateProgress];
5422
5423     [self applyRightButton];
5424 }
5425
5426 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5427     [progress_ addEvent:event];
5428     [self updateProgress];
5429 }
5430
5431 - (bool) isProgressCancelled {
5432     return cancel_ == 2;
5433 }
5434
5435 - (void) cancel {
5436     cancel_ = 2;
5437     [self updateCancel];
5438 }
5439
5440 - (void) setCancellable:(bool)cancellable {
5441     unsigned cancel(cancel_);
5442
5443     if (!cancellable)
5444         cancel_ = 0;
5445     else if (cancel_ == 0)
5446         cancel_ = 1;
5447
5448     if (cancel != cancel_)
5449         [self updateCancel];
5450 }
5451
5452 - (void) setProgressCancellable:(NSNumber *)cancellable {
5453     [self setCancellable:[cancellable boolValue]];
5454 }
5455
5456 - (void) setProgressPercent:(NSNumber *)percent {
5457     [progress_ setPercent:[percent floatValue]];
5458     [self updateProgress];
5459 }
5460
5461 - (void) setProgressStatus:(NSDictionary *)status {
5462     if (status == nil) {
5463         [progress_ setCurrent:0];
5464         [progress_ setTotal:0];
5465         [progress_ setSpeed:0];
5466     } else {
5467         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5468
5469         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5470         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5471         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5472     }
5473
5474     [self updateProgress];
5475 }
5476
5477 @end
5478 /* }}} */
5479
5480 /* Cell Content View {{{ */
5481 @protocol ContentDelegate
5482 - (void) drawContentRect:(CGRect)rect;
5483 @end
5484
5485 @interface ContentView : UIView {
5486     _transient id<ContentDelegate> delegate_;
5487 }
5488
5489 @end
5490
5491 @implementation ContentView
5492
5493 - (id) initWithFrame:(CGRect)frame {
5494     if ((self = [super initWithFrame:frame]) != nil) {
5495         [self setNeedsDisplayOnBoundsChange:YES];
5496     } return self;
5497 }
5498
5499 - (void) setDelegate:(id<ContentDelegate>)delegate {
5500     delegate_ = delegate;
5501 }
5502
5503 - (void) drawRect:(CGRect)rect {
5504     [super drawRect:rect];
5505     [delegate_ drawContentRect:rect];
5506 }
5507
5508 @end
5509 /* }}} */
5510 /* Cydia TableView Cell {{{ */
5511 @interface CYTableViewCell : UITableViewCell {
5512     ContentView *content_;
5513     bool highlighted_;
5514 }
5515
5516 @end
5517
5518 @implementation CYTableViewCell
5519
5520 - (void) dealloc {
5521     [content_ release];
5522     [super dealloc];
5523 }
5524
5525 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5526     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5527
5528     if (view == content_) {
5529         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5530         highlighted_ = highlighted;
5531     }
5532
5533     [super _updateHighlightColorsForView:view highlighted:highlighted];
5534 }
5535
5536 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5537     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5538     highlighted_ = selected;
5539
5540     [super setSelected:selected animated:animated];
5541     [content_ setNeedsDisplay];
5542 }
5543
5544 @end
5545 /* }}} */
5546
5547 /* Package Cell {{{ */
5548 @interface PackageCell : CYTableViewCell <
5549     ContentDelegate
5550 > {
5551     UIImage *icon_;
5552     NSString *name_;
5553     NSString *description_;
5554     bool commercial_;
5555     NSString *source_;
5556     UIImage *badge_;
5557     Package *package_;
5558     UIImage *placard_;
5559 }
5560
5561 - (PackageCell *) init;
5562 - (void) setPackage:(Package *)package;
5563
5564 - (void) drawContentRect:(CGRect)rect;
5565
5566 @end
5567
5568 @implementation PackageCell
5569
5570 - (void) clearPackage {
5571     if (icon_ != nil) {
5572         [icon_ release];
5573         icon_ = nil;
5574     }
5575
5576     if (name_ != nil) {
5577         [name_ release];
5578         name_ = nil;
5579     }
5580
5581     if (description_ != nil) {
5582         [description_ release];
5583         description_ = nil;
5584     }
5585
5586     if (source_ != nil) {
5587         [source_ release];
5588         source_ = nil;
5589     }
5590
5591     if (badge_ != nil) {
5592         [badge_ release];
5593         badge_ = nil;
5594     }
5595
5596     if (placard_ != nil) {
5597         [placard_ release];
5598         placard_ = nil;
5599     }
5600
5601     [package_ release];
5602     package_ = nil;
5603 }
5604
5605 - (void) dealloc {
5606     [self clearPackage];
5607     [super dealloc];
5608 }
5609
5610 - (PackageCell *) init {
5611     CGRect frame(CGRectMake(0, 0, 320, 74));
5612     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5613         UIView *content([self contentView]);
5614         CGRect bounds([content bounds]);
5615
5616         content_ = [[ContentView alloc] initWithFrame:bounds];
5617         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5618         [content addSubview:content_];
5619
5620         [content_ setDelegate:self];
5621         [content_ setOpaque:YES];
5622     } return self;
5623 }
5624
5625 - (NSString *) accessibilityLabel {
5626     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5627 }
5628
5629 - (void) setPackage:(Package *)package {
5630     [self clearPackage];
5631     [package parse];
5632
5633     Source *source = [package source];
5634
5635     icon_ = [[package icon] retain];
5636     name_ = [[package name] retain];
5637
5638     if (IsWildcat_)
5639         description_ = [package longDescription];
5640     if (description_ == nil)
5641         description_ = [package shortDescription];
5642     if (description_ != nil)
5643         description_ = [description_ retain];
5644
5645     commercial_ = [package isCommercial];
5646
5647     package_ = [package retain];
5648
5649     NSString *label = nil;
5650     bool trusted = false;
5651
5652     if (source != nil) {
5653         label = [source label];
5654         trusted = [source trusted];
5655     } else if ([[package id] isEqualToString:@"firmware"])
5656         label = UCLocalize("APPLE");
5657     else
5658         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5659
5660     NSString *from(label);
5661
5662     NSString *section = [package simpleSection];
5663     if (section != nil && ![section isEqualToString:label]) {
5664         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5665         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5666     }
5667
5668     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5669     source_ = [from retain];
5670
5671     if (NSString *purpose = [package primaryPurpose])
5672         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5673             badge_ = [badge_ retain];
5674
5675     UIColor *color;
5676     NSString *placard;
5677
5678     if (NSString *mode = [package_ mode]) {
5679         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5680             color = RemovingColor_;
5681             //placard = @"removing";
5682         } else {
5683             color = InstallingColor_;
5684             //placard = @"installing";
5685         }
5686
5687         // XXX: the removing/installing placards are not @2x
5688         placard = nil;
5689     } else {
5690         color = [UIColor whiteColor];
5691
5692         if ([package installed] != nil)
5693             placard = @"installed";
5694         else
5695             placard = nil;
5696     }
5697
5698     [content_ setBackgroundColor:color];
5699
5700     if (placard != nil)
5701         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5702             placard_ = [placard_ retain];
5703
5704     [self setNeedsDisplay];
5705     [content_ setNeedsDisplay];
5706 }
5707
5708 - (void) drawContentRect:(CGRect)rect {
5709     bool highlighted(highlighted_);
5710     float width([self bounds].size.width);
5711
5712 #if 0
5713     CGContextRef context(UIGraphicsGetCurrentContext());
5714     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5715     CGContextFillRect(context, rect);
5716 #endif
5717
5718     if (icon_ != nil) {
5719         CGRect rect;
5720         rect.size = [icon_ size];
5721
5722         rect.size.width /= 2;
5723         rect.size.height /= 2;
5724
5725         rect.origin.x = 25 - rect.size.width / 2;
5726         rect.origin.y = 25 - rect.size.height / 2;
5727
5728         [icon_ drawInRect:rect];
5729     }
5730
5731     if (badge_ != nil) {
5732         CGRect rect;
5733         rect.size = [badge_ size];
5734
5735         rect.size.width /= 2;
5736         rect.size.height /= 2;
5737
5738         rect.origin.x = 36 - rect.size.width / 2;
5739         rect.origin.y = 36 - rect.size.height / 2;
5740
5741         [badge_ drawInRect:rect];
5742     }
5743
5744     if (highlighted)
5745         UISetColor(White_);
5746
5747     if (!highlighted)
5748         UISetColor(commercial_ ? Purple_ : Black_);
5749     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5750     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5751
5752     if (!highlighted)
5753         UISetColor(commercial_ ? Purplish_ : Gray_);
5754     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5755
5756     if (placard_ != nil)
5757         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5758 }
5759
5760 @end
5761 /* }}} */
5762 /* Section Cell {{{ */
5763 @interface SectionCell : CYTableViewCell <
5764     ContentDelegate
5765 > {
5766     NSString *basic_;
5767     NSString *section_;
5768     NSString *name_;
5769     NSString *count_;
5770     UIImage *icon_;
5771     UISwitch *switch_;
5772     BOOL editing_;
5773 }
5774
5775 - (void) setSection:(Section *)section editing:(BOOL)editing;
5776
5777 @end
5778
5779 @implementation SectionCell
5780
5781 - (void) clearSection {
5782     if (basic_ != nil) {
5783         [basic_ release];
5784         basic_ = nil;
5785     }
5786
5787     if (section_ != nil) {
5788         [section_ release];
5789         section_ = nil;
5790     }
5791
5792     if (name_ != nil) {
5793         [name_ release];
5794         name_ = nil;
5795     }
5796
5797     if (count_ != nil) {
5798         [count_ release];
5799         count_ = nil;
5800     }
5801 }
5802
5803 - (void) dealloc {
5804     [self clearSection];
5805     [icon_ release];
5806     [switch_ release];
5807     [super dealloc];
5808 }
5809
5810 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5811     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5812         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5813         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5814         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5815
5816         UIView *content([self contentView]);
5817         CGRect bounds([content bounds]);
5818
5819         content_ = [[ContentView alloc] initWithFrame:bounds];
5820         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5821         [content addSubview:content_];
5822         [content_ setBackgroundColor:[UIColor whiteColor]];
5823
5824         [content_ setDelegate:self];
5825     } return self;
5826 }
5827
5828 - (void) onSwitch:(id)sender {
5829     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5830     if (metadata == nil) {
5831         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5832         [Sections_ setObject:metadata forKey:basic_];
5833     }
5834
5835     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5836     Changed_ = true;
5837 }
5838
5839 - (void) setSection:(Section *)section editing:(BOOL)editing {
5840     if (editing != editing_) {
5841         if (editing_)
5842             [switch_ removeFromSuperview];
5843         else
5844             [self addSubview:switch_];
5845         editing_ = editing;
5846     }
5847
5848     [self clearSection];
5849
5850     if (section == nil) {
5851         name_ = [UCLocalize("ALL_PACKAGES") retain];
5852         count_ = nil;
5853     } else {
5854         basic_ = [section name];
5855         if (basic_ != nil)
5856             basic_ = [basic_ retain];
5857
5858         section_ = [section localized];
5859         if (section_ != nil)
5860             section_ = [section_ retain];
5861
5862         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5863         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5864
5865         if (editing_)
5866             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5867     }
5868
5869     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5870     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5871
5872     [content_ setNeedsDisplay];
5873 }
5874
5875 - (void) setFrame:(CGRect)frame {
5876     [super setFrame:frame];
5877
5878     CGRect rect([switch_ frame]);
5879     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5880 }
5881
5882 - (NSString *) accessibilityLabel {
5883     return name_;
5884 }
5885
5886 - (void) drawContentRect:(CGRect)rect {
5887     bool highlighted(highlighted_ && !editing_);
5888
5889     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5890
5891     if (highlighted)
5892         UISetColor(White_);
5893
5894     float width(rect.size.width);
5895     if (editing_)
5896         width -= 87;
5897
5898     if (!highlighted)
5899         UISetColor(Black_);
5900     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5901
5902     CGSize size = [count_ sizeWithFont:Font14_];
5903
5904     UISetColor(White_);
5905     if (count_ != nil)
5906         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5907 }
5908
5909 @end
5910 /* }}} */
5911
5912 /* File Table {{{ */
5913 @interface FileTable : CYViewController <
5914     UITableViewDataSource,
5915     UITableViewDelegate
5916 > {
5917     _transient Database *database_;
5918     Package *package_;
5919     NSString *name_;
5920     NSMutableArray *files_;
5921     UITableView *list_;
5922 }
5923
5924 - (id) initWithDatabase:(Database *)database;
5925 - (void) setPackage:(Package *)package;
5926
5927 @end
5928
5929 @implementation FileTable
5930
5931 - (void) dealloc {
5932     [self releaseSubviews];
5933
5934     [package_ release];
5935     [name_ release];
5936     [files_ release];
5937
5938     [super dealloc];
5939 }
5940
5941 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5942     return files_ == nil ? 0 : [files_ count];
5943 }
5944
5945 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5946     return 24.0f;
5947 }*/
5948
5949 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5950     static NSString *reuseIdentifier = @"Cell";
5951
5952     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5953     if (cell == nil) {
5954         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5955         [cell setFont:[UIFont systemFontOfSize:16]];
5956     }
5957     [cell setText:[files_ objectAtIndex:indexPath.row]];
5958     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5959
5960     return cell;
5961 }
5962
5963 - (NSURL *) navigationURL {
5964     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5965 }
5966
5967 - (void) loadView {
5968     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5969
5970     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5971     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5972     [list_ setRowHeight:24.0f];
5973     [list_ setDataSource:self];
5974     [list_ setDelegate:self];
5975     [[self view] addSubview:list_];
5976 }
5977
5978 - (void) viewDidLoad {
5979     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5980 }
5981
5982 - (void) releaseSubviews {
5983     [list_ release];
5984     list_ = nil;
5985 }
5986
5987 - (id) initWithDatabase:(Database *)database {
5988     if ((self = [super init]) != nil) {
5989         database_ = database;
5990
5991         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5992     } return self;
5993 }
5994
5995 - (void) setPackage:(Package *)package {
5996     if (package_ != nil) {
5997         [package_ autorelease];
5998         package_ = nil;
5999     }
6000
6001     if (name_ != nil) {
6002         [name_ release];
6003         name_ = nil;
6004     }
6005
6006     [files_ removeAllObjects];
6007
6008     if (package != nil) {
6009         package_ = [package retain];
6010         name_ = [[package id] retain];
6011
6012         if (NSArray *files = [package files])
6013             [files_ addObjectsFromArray:files];
6014
6015         if ([files_ count] != 0) {
6016             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6017                 [files_ removeObjectAtIndex:0];
6018             [files_ sortUsingSelector:@selector(compareByPath:)];
6019
6020             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6021             [stack addObject:@"/"];
6022
6023             for (int i(0), e([files_ count]); i != e; ++i) {
6024                 NSString *file = [files_ objectAtIndex:i];
6025                 while (![file hasPrefix:[stack lastObject]])
6026                     [stack removeLastObject];
6027                 NSString *directory = [stack lastObject];
6028                 [stack addObject:[file stringByAppendingString:@"/"]];
6029                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6030                     ([stack count] - 2) * 3, "",
6031                     [file substringFromIndex:[directory length]]
6032                 ]];
6033             }
6034         }
6035     }
6036
6037     [list_ reloadData];
6038 }
6039
6040 - (void) reloadData {
6041     [super reloadData];
6042
6043     [self setPackage:[database_ packageWithName:name_]];
6044 }
6045
6046 @end
6047 /* }}} */
6048 /* Package Controller {{{ */
6049 @interface CYPackageController : CYBrowserController <
6050     UIActionSheetDelegate
6051 > {
6052     _transient Database *database_;
6053     _H<Package> package_;
6054     _H<NSString> name_;
6055     bool commercial_;
6056     _H<NSMutableArray> buttons_;
6057     _H<UIBarButtonItem> button_;
6058 }
6059
6060 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
6061
6062 @end
6063
6064 @implementation CYPackageController
6065
6066 - (NSURL *) navigationURL {
6067     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6068 }
6069
6070 /* XXX: this is not safe at all... localization of /fail/ */
6071 - (void) _clickButtonWithName:(NSString *)name {
6072     if ([name isEqualToString:UCLocalize("CLEAR")])
6073         [delegate_ clearPackage:package_];
6074     else if ([name isEqualToString:UCLocalize("INSTALL")])
6075         [delegate_ installPackage:package_];
6076     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6077         [delegate_ installPackage:package_];
6078     else if ([name isEqualToString:UCLocalize("REMOVE")])
6079         [delegate_ removePackage:package_];
6080     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6081         [delegate_ installPackage:package_];
6082     else _assert(false);
6083 }
6084
6085 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6086     NSString *context([sheet context]);
6087
6088     if ([context isEqualToString:@"modify"]) {
6089         if (button != [sheet cancelButtonIndex]) {
6090             NSString *buttonName = [buttons_ objectAtIndex:button];
6091             [self _clickButtonWithName:buttonName];
6092         }
6093
6094         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6095     }
6096 }
6097
6098 - (bool) _allowJavaScriptPanel {
6099     return commercial_;
6100 }
6101
6102 #if !AlwaysReload
6103 - (void) _customButtonClicked {
6104     int count([buttons_ count]);
6105     if (count == 0)
6106         return;
6107
6108     if (count == 1)
6109         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6110     else {
6111         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6112         [buttons addObjectsFromArray:buttons_];
6113
6114         UIActionSheet *sheet = [[[UIActionSheet alloc]
6115             initWithTitle:nil
6116             delegate:self
6117             cancelButtonTitle:nil
6118             destructiveButtonTitle:nil
6119             otherButtonTitles:nil
6120         ] autorelease];
6121
6122         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6123         if (!IsWildcat_) {
6124            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6125            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6126         }
6127         [sheet setContext:@"modify"];
6128
6129         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6130     }
6131 }
6132
6133 // We don't want to allow non-commercial packages to do custom things to the install button,
6134 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6135 - (void) customButtonClicked {
6136     if (commercial_)
6137         [super customButtonClicked];
6138     else
6139         [self _customButtonClicked];
6140 }
6141
6142 - (void) reloadButtonClicked {
6143     // Don't reload a commerical package by tapping the loading button,
6144     // but if it's not an Install button, we should forward it on.
6145     if (![package_ uninstalled])
6146         [self _customButtonClicked];
6147 }
6148
6149 - (void) applyLoadingTitle {
6150     // Don't show "Loading" as the title. Ever.
6151 }
6152
6153 - (UIBarButtonItem *) rightButton {
6154     return button_;
6155 }
6156 #endif
6157
6158 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
6159     if ((self = [super init]) != nil) {
6160         database_ = database;
6161         buttons_ = [NSMutableArray arrayWithCapacity:4];
6162         name_ = [NSString stringWithString:name];
6163         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6164     } return self;
6165 }
6166
6167 - (void) reloadData {
6168     [super reloadData];
6169
6170     package_ = [database_ packageWithName:name_];
6171
6172     [buttons_ removeAllObjects];
6173
6174     if (package_ != nil) {
6175         [(Package *) package_ parse];
6176
6177         commercial_ = [package_ isCommercial];
6178
6179         if ([package_ mode] != nil)
6180             [buttons_ addObject:UCLocalize("CLEAR")];
6181         if ([package_ source] == nil);
6182         else if ([package_ upgradableAndEssential:NO])
6183             [buttons_ addObject:UCLocalize("UPGRADE")];
6184         else if ([package_ uninstalled])
6185             [buttons_ addObject:UCLocalize("INSTALL")];
6186         else
6187             [buttons_ addObject:UCLocalize("REINSTALL")];
6188         if (![package_ uninstalled])
6189             [buttons_ addObject:UCLocalize("REMOVE")];
6190     }
6191
6192     NSString *title;
6193     switch ([buttons_ count]) {
6194         case 0: title = nil; break;
6195         case 1: title = [buttons_ objectAtIndex:0]; break;
6196         default: title = UCLocalize("MODIFY"); break;
6197     }
6198
6199     button_ = [[[UIBarButtonItem alloc]
6200         initWithTitle:title
6201         style:UIBarButtonItemStylePlain
6202         target:self
6203         action:@selector(customButtonClicked)
6204     ] autorelease];
6205 }
6206
6207 - (bool) isLoading {
6208     return commercial_ ? [super isLoading] : false;
6209 }
6210
6211 @end
6212 /* }}} */
6213
6214 /* Package List Controller {{{ */
6215 @interface PackageListController : CYViewController <
6216     UITableViewDataSource,
6217     UITableViewDelegate
6218 > {
6219     _transient Database *database_;
6220     unsigned era_;
6221     NSMutableArray *packages_;
6222     NSMutableArray *sections_;
6223     UITableView *list_;
6224     NSMutableArray *index_;
6225     NSMutableDictionary *indices_;
6226     NSString *title_;
6227 }
6228
6229 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6230 - (void) setDelegate:(id)delegate;
6231 - (void) resetCursor;
6232
6233 @end
6234
6235 @implementation PackageListController
6236
6237 - (void) dealloc {
6238     [packages_ release];
6239     [sections_ release];
6240     [list_ release];
6241     [index_ release];
6242     [indices_ release];
6243     [title_ release];
6244
6245     [super dealloc];
6246 }
6247
6248 - (void) deselectWithAnimation:(BOOL)animated {
6249     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6250 }
6251
6252 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6253     CGRect base = [[self view] bounds];
6254     base.size.height -= bounds.size.height;
6255     base.origin = [list_ frame].origin;
6256
6257     [UIView beginAnimations:nil context:NULL];
6258     [UIView setAnimationBeginsFromCurrentState:YES];
6259     [UIView setAnimationCurve:curve];
6260     [UIView setAnimationDuration:duration];
6261     [list_ setFrame:base];
6262     [UIView commitAnimations];
6263 }
6264
6265 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6266     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6267 }
6268
6269 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6270     [self resizeForKeyboardBounds:bounds duration:0];
6271 }
6272
6273 - (void) keyboardWillShow:(NSNotification *)notification {
6274     CGRect bounds;
6275     CGPoint center;
6276     NSTimeInterval duration;
6277     UIViewAnimationCurve curve;
6278     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6279     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6280     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6281     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6282
6283     CGRect kbframe = CGRectMake(round(center.x - bounds.size.width / 2.0), round(center.y - bounds.size.height / 2.0), bounds.size.width, bounds.size.height);
6284     UIViewController *base = self;
6285     while ([base parentViewController] != nil)
6286         base = [base parentViewController];
6287     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6288     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6289
6290     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6291 }
6292
6293 - (void) keyboardWillHide:(NSNotification *)notification {
6294     NSTimeInterval duration;
6295     UIViewAnimationCurve curve;
6296     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6297     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6298
6299     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6300 }
6301
6302 - (void) viewWillAppear:(BOOL)animated {
6303     [super viewWillAppear:animated];
6304
6305     [self resizeForKeyboardBounds:CGRectZero];
6306     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6307     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6308 }
6309
6310 - (void) viewWillDisappear:(BOOL)animated {
6311     [super viewWillDisappear:animated];
6312
6313     [self resizeForKeyboardBounds:CGRectZero];
6314     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6315     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6316 }
6317
6318 - (void) viewDidAppear:(BOOL)animated {
6319     [super viewDidAppear:animated];
6320     [self deselectWithAnimation:animated];
6321 }
6322
6323 - (void) didSelectPackage:(Package *)package {
6324     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6325     [view setDelegate:delegate_];
6326     [[self navigationController] pushViewController:view animated:YES];
6327 }
6328
6329 #if TryIndexedCollation
6330 + (BOOL) hasIndexedCollation {
6331     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6332 }
6333 #endif
6334
6335 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6336     NSInteger count([sections_ count]);
6337     return count == 0 ? 1 : count;
6338 }
6339
6340 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6341     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6342         return nil;
6343     return [[sections_ objectAtIndex:section] name];
6344 }
6345
6346 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6347     if ([sections_ count] == 0)
6348         return 0;
6349     return [[sections_ objectAtIndex:section] count];
6350 }
6351
6352 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6353 @synchronized (database_) {
6354     if ([database_ era] != era_)
6355         return nil;
6356
6357     Section *section([sections_ objectAtIndex:[path section]]);
6358     NSInteger row([path row]);
6359     Package *package([packages_ objectAtIndex:([section row] + row)]);
6360     return [[package retain] autorelease];
6361 } }
6362
6363 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6364     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6365     if (cell == nil)
6366         cell = [[[PackageCell alloc] init] autorelease];
6367     [cell setPackage:[self packageAtIndexPath:path]];
6368     return cell;
6369 }
6370
6371 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6372     Package *package([self packageAtIndexPath:path]);
6373     package = [database_ packageWithName:[package id]];
6374     [self didSelectPackage:package];
6375 }
6376
6377 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6378     // XXX: is 20 the most optimal number here?
6379     return [packages_ count] > 20 ? index_ : nil;
6380 }
6381
6382 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6383 #if TryIndexedCollation
6384     if ([[self class] hasIndexedCollation]) {
6385         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6386     }
6387 #endif
6388
6389     return index;
6390 }
6391
6392 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6393     if ((self = [super init]) != nil) {
6394         database_ = database;
6395         title_ = [title copy];
6396         [[self navigationItem] setTitle:title_];
6397
6398 #if TryIndexedCollation
6399         if ([[self class] hasIndexedCollation])
6400             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6401         else
6402 #endif
6403             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6404
6405         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6406
6407         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6408         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6409
6410         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6411         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6412         [list_ setRowHeight:73];
6413         [[self view] addSubview:list_];
6414
6415         [list_ setDataSource:self];
6416         [list_ setDelegate:self];
6417     } return self;
6418 }
6419
6420 - (void) setDelegate:(id)delegate {
6421     delegate_ = delegate;
6422 }
6423
6424 - (bool) hasPackage:(Package *)package {
6425     return true;
6426 }
6427
6428 - (void) reloadData {
6429     [super reloadData];
6430
6431     era_ = [database_ era];
6432     NSArray *packages = [database_ packages];
6433
6434     [packages_ removeAllObjects];
6435     [sections_ removeAllObjects];
6436
6437     _profile(PackageTable$reloadData$Filter)
6438         for (Package *package in packages)
6439             if ([self hasPackage:package])
6440                 [packages_ addObject:package];
6441     _end
6442
6443     [indices_ removeAllObjects];
6444
6445     Section *section = nil;
6446
6447 #if TryIndexedCollation
6448     if ([[self class] hasIndexedCollation]) {
6449         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6450         NSArray *titles = [collation sectionIndexTitles];
6451         int secidx = -1;
6452
6453         _profile(PackageTable$reloadData$Section)
6454             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6455                 Package *package;
6456                 int index;
6457
6458                 _profile(PackageTable$reloadData$Section$Package)
6459                     package = [packages_ objectAtIndex:offset];
6460                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6461                 _end
6462
6463                 while (secidx < index) {
6464                     secidx += 1;
6465
6466                     _profile(PackageTable$reloadData$Section$Allocate)
6467                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6468                     _end
6469
6470                     _profile(PackageTable$reloadData$Section$Add)
6471                         [sections_ addObject:section];
6472                     _end
6473                 }
6474
6475                 [section addToCount];
6476             }
6477         _end
6478     } else
6479 #endif
6480     {
6481         [index_ removeAllObjects];
6482
6483         _profile(PackageTable$reloadData$Section)
6484             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6485                 Package *package;
6486                 unichar index;
6487
6488                 _profile(PackageTable$reloadData$Section$Package)
6489                     package = [packages_ objectAtIndex:offset];
6490                     index = [package index];
6491                 _end
6492
6493                 if (section == nil || [section index] != index) {
6494                     _profile(PackageTable$reloadData$Section$Allocate)
6495                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6496                     _end
6497
6498                     [index_ addObject:[section name]];
6499                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6500
6501                     _profile(PackageTable$reloadData$Section$Add)
6502                         [sections_ addObject:section];
6503                     _end
6504                 }
6505
6506                 [section addToCount];
6507             }
6508         _end
6509     }
6510
6511     _profile(PackageTable$reloadData$List)
6512         [list_ reloadData];
6513     _end
6514 }
6515
6516 - (void) resetCursor {
6517     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6518 }
6519
6520 @end
6521 /* }}} */
6522 /* Filtered Package List Controller {{{ */
6523 @interface FilteredPackageListController : PackageListController {
6524     SEL filter_;
6525     IMP imp_;
6526     id object_;
6527 }
6528
6529 - (void) setObject:(id)object;
6530 - (void) setObject:(id)object forFilter:(SEL)filter;
6531
6532 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6533
6534 @end
6535
6536 @implementation FilteredPackageListController
6537
6538 - (void) dealloc {
6539     if (object_ != nil)
6540         [object_ release];
6541     [super dealloc];
6542 }
6543
6544 - (void) setFilter:(SEL)filter {
6545     filter_ = filter;
6546
6547     /* XXX: this is an unsafe optimization of doomy hell */
6548     Method method(class_getInstanceMethod([Package class], filter));
6549     _assert(method != NULL);
6550     imp_ = method_getImplementation(method);
6551     _assert(imp_ != NULL);
6552 }
6553
6554 - (void) setObject:(id)object {
6555     if (object_ != nil)
6556         [object_ release];
6557     if (object == nil)
6558         object_ = nil;
6559     else
6560         object_ = [object retain];
6561 }
6562
6563 - (void) setObject:(id)object forFilter:(SEL)filter {
6564     [self setFilter:filter];
6565     [self setObject:object];
6566 }
6567
6568 - (bool) hasPackage:(Package *)package {
6569     _profile(FilteredPackageTable$hasPackage)
6570         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6571     _end
6572 }
6573
6574 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6575     if ((self = [super initWithDatabase:database title:title]) != nil) {
6576         [self setFilter:filter];
6577         [self setObject:object];
6578     } return self;
6579 }
6580
6581 @end
6582 /* }}} */
6583
6584 /* Home Controller {{{ */
6585 @interface HomeController : CYBrowserController {
6586 }
6587
6588 @end
6589
6590 @implementation HomeController
6591
6592 - (id) init {
6593     if ((self = [super init]) != nil) {
6594         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6595     } return self;
6596 }
6597
6598 - (NSURL *) navigationURL {
6599     return [NSURL URLWithString:@"cydia://home"];
6600 }
6601
6602 - (void) aboutButtonClicked {
6603     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6604
6605     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6606     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6607     [alert setCancelButtonIndex:0];
6608
6609     [alert setMessage:
6610         @"Copyright (C) 2008-2011\n"
6611         "Jay Freeman (saurik)\n"
6612         "saurik@saurik.com\n"
6613         "http://www.saurik.com/"
6614     ];
6615
6616     [alert show];
6617 }
6618
6619 - (void) viewDidLoad {
6620     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6621         initWithTitle:UCLocalize("ABOUT")
6622         style:UIBarButtonItemStylePlain
6623         target:self
6624         action:@selector(aboutButtonClicked)
6625     ] autorelease]];
6626 }
6627
6628 @end
6629 /* }}} */
6630 /* Manage Controller {{{ */
6631 @interface ManageController : CYBrowserController {
6632 }
6633
6634 - (void) queueStatusDidChange;
6635
6636 @end
6637
6638 @implementation ManageController
6639
6640 - (id) init {
6641     if ((self = [super init]) != nil) {
6642         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6643     } return self;
6644 }
6645
6646 - (NSURL *) navigationURL {
6647     return [NSURL URLWithString:@"cydia://manage"];
6648 }
6649
6650 - (void) viewDidLoad {
6651     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6652         initWithTitle:UCLocalize("SETTINGS")
6653         style:UIBarButtonItemStylePlain
6654         target:self
6655         action:@selector(settingsButtonClicked)
6656     ] autorelease]];
6657
6658     [self queueStatusDidChange];
6659 }
6660
6661 - (void) settingsButtonClicked {
6662     [delegate_ showSettings];
6663 }
6664
6665 #if !AlwaysReload
6666 - (void) queueButtonClicked {
6667     [delegate_ queue];
6668 }
6669
6670 - (void) applyLoadingTitle {
6671     // Disable "Loading" title.
6672 }
6673
6674 - (void) applyRightButton {
6675     // Disable right button.
6676 }
6677 #endif
6678
6679 - (void) queueStatusDidChange {
6680 #if !AlwaysReload
6681     if (!IsWildcat_ && Queuing_) {
6682         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6683             initWithTitle:UCLocalize("QUEUE")
6684             style:UIBarButtonItemStyleDone
6685             target:self
6686             action:@selector(queueButtonClicked)
6687         ] autorelease]];
6688     } else {
6689         [[self navigationItem] setRightBarButtonItem:nil];
6690     }
6691 #endif
6692 }
6693
6694 - (bool) isLoading {
6695     // Never show as loading.
6696     return false;
6697 }
6698
6699 @end
6700 /* }}} */
6701
6702 /* Refresh Bar {{{ */
6703 @interface RefreshBar : UINavigationBar {
6704     UIProgressIndicator *indicator_;
6705     UITextLabel *prompt_;
6706     UIProgressBar *progress_;
6707     UINavigationButton *cancel_;
6708 }
6709
6710 @end
6711
6712 @implementation RefreshBar
6713
6714 - (void) dealloc {
6715     [indicator_ release];
6716     [prompt_ release];
6717     [progress_ release];
6718     [cancel_ release];
6719     [super dealloc];
6720 }
6721
6722 - (void) positionViews {
6723     CGRect frame = [cancel_ frame];
6724     frame.size = [cancel_ sizeThatFits:frame.size];
6725     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6726     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6727     [cancel_ setFrame:frame];
6728
6729     CGSize prgsize = {75, 100};
6730     CGRect prgrect = {{
6731         [self frame].size.width - prgsize.width - 10,
6732         ([self frame].size.height - prgsize.height) / 2
6733     } , prgsize};
6734     [progress_ setFrame:prgrect];
6735
6736     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6737     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6738     CGRect indrect = {{indoffset, indoffset}, indsize};
6739     [indicator_ setFrame:indrect];
6740
6741     CGSize prmsize = {215, indsize.height + 4};
6742     CGRect prmrect = {{
6743         indoffset * 2 + indsize.width,
6744         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6745     }, prmsize};
6746     [prompt_ setFrame:prmrect];
6747 }
6748
6749 - (void) setFrame:(CGRect)frame {
6750     [super setFrame:frame];
6751     [self positionViews];
6752 }
6753
6754 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6755     if ((self = [super initWithFrame:frame]) != nil) {
6756         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6757
6758         [self setBarStyle:UIBarStyleBlack];
6759
6760         UIBarStyle barstyle([self _barStyle:NO]);
6761         bool ugly(barstyle == UIBarStyleDefault);
6762
6763         UIProgressIndicatorStyle style = ugly ?
6764             UIProgressIndicatorStyleMediumBrown :
6765             UIProgressIndicatorStyleMediumWhite;
6766
6767         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6768         [indicator_ setStyle:style];
6769         [indicator_ startAnimation];
6770         [self addSubview:indicator_];
6771
6772         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6773         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6774         [prompt_ setBackgroundColor:[UIColor clearColor]];
6775         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6776         [self addSubview:prompt_];
6777
6778         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6779         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6780         [progress_ setStyle:0];
6781         [self addSubview:progress_];
6782
6783         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6784         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6785         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6786         [cancel_ setBarStyle:barstyle];
6787
6788         [self positionViews];
6789     } return self;
6790 }
6791
6792 - (void) setCancellable:(bool)cancellable {
6793     if (cancellable)
6794         [self addSubview:cancel_];
6795     else
6796         [cancel_ removeFromSuperview];
6797 }
6798
6799 - (void) start {
6800     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6801     [progress_ setProgress:0];
6802 }
6803
6804 - (void) stop {
6805     [self setCancellable:NO];
6806 }
6807
6808 - (void) setPrompt:(NSString *)prompt {
6809     [prompt_ setText:prompt];
6810 }
6811
6812 - (void) setProgress:(float)progress {
6813     [progress_ setProgress:progress];
6814 }
6815
6816 @end
6817 /* }}} */
6818
6819 /* Cydia Navigation Controller Interface {{{ */
6820 @interface CYNavigationController : UINavigationController {
6821     _transient Database *database_;
6822     _transient id<UINavigationControllerDelegate> delegate_;
6823 }
6824
6825 - (NSArray *) navigationURLCollection;
6826 - (id) initWithDatabase:(Database *)database;
6827 - (void) unloadData:(BOOL)selected;
6828
6829 @end
6830 /* }}} */
6831
6832 /* Cydia Tab Bar Controller {{{ */
6833 @interface CYTabBarController : UITabBarController <
6834     UITabBarControllerDelegate,
6835     ProgressDelegate
6836 > {
6837     _transient Database *database_;
6838     RefreshBar *refreshbar_;
6839
6840     bool dropped_;
6841     bool updating_;
6842     // XXX: ok, "updatedelegate_"?...
6843     _transient NSObject<CydiaDelegate> *updatedelegate_;
6844
6845     id root_;
6846     UIViewController *remembered_;
6847     _transient UIViewController *transient_;
6848 }
6849
6850 - (NSArray *) navigationURLCollection;
6851 - (void) dropBar:(BOOL)animated;
6852 - (void) beginUpdate;
6853 - (void) raiseBar:(BOOL)animated;
6854 - (BOOL) updating;
6855 - (void) unloadData;
6856
6857 @end
6858
6859 @implementation CYTabBarController
6860
6861 - (void) setUnselectedViewController:(UIViewController *)transient {
6862     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6863     if (transient != nil) {
6864         if (transient_ == nil)
6865             remembered_ = [[controllers objectAtIndex:0] retain];
6866         transient_ = transient;
6867         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6868         [controllers replaceObjectAtIndex:0 withObject:transient_];
6869         [self setSelectedIndex:0];
6870         [self setViewControllers:controllers];
6871         [self concealTabBarSelection];
6872     } else if (remembered_ != nil) {
6873         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6874         transient_ = transient;
6875         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6876         [remembered_ release];
6877         remembered_ = nil;
6878         [self setViewControllers:controllers];
6879         [self revealTabBarSelection];
6880     }
6881 }
6882
6883 - (UIViewController *) unselectedViewController {
6884     return transient_;
6885 }
6886
6887 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6888     if ([self unselectedViewController])
6889         [self setUnselectedViewController:nil];
6890 }
6891
6892 - (NSArray *) navigationURLCollection {
6893     NSMutableArray *items([NSMutableArray array]);
6894
6895     // XXX: Should this deal with transient view controllers?
6896     for (id navigation in [self viewControllers]) {
6897         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6898         if (stack != nil)
6899             [items addObject:stack];
6900     }
6901
6902     return items;
6903 }
6904
6905 - (void) unloadData {
6906     CYNavigationController *selected((CYNavigationController *) [self selectedViewController]);
6907     for (CYNavigationController *controller in [self viewControllers])
6908         [controller unloadData:(controller == selected)];
6909
6910     if (CYNavigationController *unselected = (CYNavigationController *) [self unselectedViewController])
6911         [unselected unloadData:YES];
6912 }
6913
6914 - (void) dealloc {
6915     [refreshbar_ release];
6916     [[NSNotificationCenter defaultCenter] removeObserver:self];
6917
6918     [super dealloc];
6919 }
6920
6921 - (id) initWithDatabase:(Database *)database {
6922     if ((self = [super init]) != nil) {
6923         database_ = database;
6924         [self setDelegate:self];
6925
6926         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6927         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6928
6929         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6930     } return self;
6931 }
6932
6933 - (void) setUpdate:(NSDate *)date {
6934     [self beginUpdate];
6935 }
6936
6937 - (void) beginUpdate {
6938     [refreshbar_ start];
6939     [self dropBar:YES];
6940
6941     [updatedelegate_ retainNetworkActivityIndicator];
6942     updating_ = true;
6943
6944     [NSThread
6945         detachNewThreadSelector:@selector(performUpdate)
6946         toTarget:self
6947         withObject:nil
6948     ];
6949 }
6950
6951 - (void) performUpdate { _pooled
6952     Status status;
6953     status.setDelegate(self);
6954     [database_ updateWithStatus:status];
6955
6956     [self
6957         performSelectorOnMainThread:@selector(completeUpdate)
6958         withObject:nil
6959         waitUntilDone:NO
6960     ];
6961 }
6962
6963 - (void) stopUpdateWithSelector:(SEL)selector {
6964     updating_ = false;
6965     [updatedelegate_ releaseNetworkActivityIndicator];
6966
6967     [self raiseBar:YES];
6968     [refreshbar_ stop];
6969
6970     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6971 }
6972
6973 - (void) completeUpdate {
6974     if (!updating_)
6975         return;
6976     [self stopUpdateWithSelector:@selector(reloadData)];
6977 }
6978
6979 - (void) cancelUpdate {
6980     [self stopUpdateWithSelector:@selector(updateData)];
6981 }
6982
6983 - (void) cancelPressed {
6984     [self cancelUpdate];
6985 }
6986
6987 - (BOOL) updating {
6988     return updating_;
6989 }
6990
6991 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6992     [refreshbar_ setPrompt:[event compoundMessage]];
6993 }
6994
6995 - (bool) isProgressCancelled {
6996     return !updating_;
6997 }
6998
6999 - (void) setProgressCancellable:(NSNumber *)cancellable {
7000     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7001 }
7002
7003 - (void) setProgressPercent:(NSNumber *)percent {
7004     [refreshbar_ setProgress:[percent floatValue]];
7005 }
7006
7007 - (void) setProgressStatus:(NSDictionary *)status {
7008     if (status != nil)
7009         [self setProgressPercent:[status objectForKey:@"Percent"]];
7010 }
7011
7012 - (void) setUpdateDelegate:(id)delegate {
7013     updatedelegate_ = delegate;
7014 }
7015
7016 - (CGFloat) statusBarHeight {
7017     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
7018         return [[UIApplication sharedApplication] statusBarFrame].size.height;
7019     } else {
7020         return [[UIApplication sharedApplication] statusBarFrame].size.width;
7021     }
7022 }
7023
7024 - (UIView *) transitionView {
7025     if ([self respondsToSelector:@selector(_transitionView)])
7026         return [self _transitionView];
7027     else
7028         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7029 }
7030
7031 - (void) dropBar:(BOOL)animated {
7032     if (dropped_)
7033         return;
7034     dropped_ = true;
7035
7036     UIView *transition([self transitionView]);
7037     [[self view] addSubview:refreshbar_];
7038
7039     CGRect barframe([refreshbar_ frame]);
7040
7041     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7042         barframe.origin.y = [self statusBarHeight];
7043     else
7044         barframe.origin.y = 0;
7045
7046     [refreshbar_ setFrame:barframe];
7047
7048     if (animated)
7049         [UIView beginAnimations:nil context:NULL];
7050
7051     CGRect viewframe = [transition frame];
7052     viewframe.origin.y += barframe.size.height;
7053     viewframe.size.height -= barframe.size.height;
7054     [transition setFrame:viewframe];
7055
7056     if (animated)
7057         [UIView commitAnimations];
7058
7059     // Ensure bar has the proper width for our view, it might have changed
7060     barframe.size.width = viewframe.size.width;
7061     [refreshbar_ setFrame:barframe];
7062
7063     // XXX: fix Apple's layout bug
7064     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7065 }
7066
7067 - (void) raiseBar:(BOOL)animated {
7068     if (!dropped_)
7069         return;
7070     dropped_ = false;
7071
7072     UIView *transition([self transitionView]);
7073     [refreshbar_ removeFromSuperview];
7074
7075     CGRect barframe([refreshbar_ frame]);
7076
7077     if (animated)
7078         [UIView beginAnimations:nil context:NULL];
7079
7080     CGRect viewframe = [transition frame];
7081     viewframe.origin.y -= barframe.size.height;
7082     viewframe.size.height += barframe.size.height;
7083     [transition setFrame:viewframe];
7084
7085     if (animated)
7086         [UIView commitAnimations];
7087
7088     // XXX: fix Apple's layout bug
7089     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7090 }
7091
7092 #if 0
7093 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7094     // XXX: fix Apple's layout bug
7095     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7096 }
7097 #endif
7098
7099 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7100     bool dropped(dropped_);
7101
7102     if (dropped)
7103         [self raiseBar:NO];
7104
7105     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7106
7107     if (dropped)
7108         [self dropBar:NO];
7109
7110     // XXX: fix Apple's layout bug
7111     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7112 }
7113
7114 - (void) statusBarFrameChanged:(NSNotification *)notification {
7115     if (dropped_) {
7116         [self raiseBar:NO];
7117         [self dropBar:NO];
7118     }
7119 }
7120
7121 @end
7122 /* }}} */
7123
7124 /* Cydia Navigation Controller Implementation {{{ */
7125 @implementation CYNavigationController
7126
7127 - (NSArray *) navigationURLCollection {
7128     NSMutableArray *stack([NSMutableArray array]);
7129
7130     for (CYViewController *controller in [self viewControllers]) {
7131         NSString *url = [[controller navigationURL] absoluteString];
7132         if (url != nil)
7133             [stack addObject:url];
7134     }
7135
7136     return stack;
7137 }
7138
7139 - (void) unloadData:(BOOL)selected {
7140     CYViewController *top((CYViewController *) [self topViewController]);
7141     bool loaded([top hasLoaded]);
7142
7143     for (CYViewController *page in [self viewControllers]) {
7144         NSLog(@"%@ %@", page, top);
7145         if (!selected || page != top)
7146             [page unloadData];
7147     }
7148
7149     if (selected && loaded)
7150         [top reloadData];
7151 }
7152
7153 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
7154     delegate_ = delegate;
7155 }
7156
7157 - (id) initWithDatabase:(Database *)database {
7158     if ((self = [super init]) != nil) {
7159         database_ = database;
7160     } return self;
7161 }
7162
7163 @end
7164 /* }}} */
7165
7166 /* Cydia:// Protocol {{{ */
7167 @interface CydiaURLProtocol : NSURLProtocol {
7168 }
7169
7170 @end
7171
7172 @implementation CydiaURLProtocol
7173
7174 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7175     NSURL *url([request URL]);
7176     if (url == nil)
7177         return NO;
7178
7179     NSString *scheme([[url scheme] lowercaseString]);
7180     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7181         return YES;
7182     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7183         return YES;
7184
7185     return NO;
7186 }
7187
7188 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7189     return request;
7190 }
7191
7192 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7193     id<NSURLProtocolClient> client([self client]);
7194     if (icon == nil)
7195         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7196     else {
7197         NSData *data(UIImagePNGRepresentation(icon));
7198
7199         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7200         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7201         [client URLProtocol:self didLoadData:data];
7202         [client URLProtocolDidFinishLoading:self];
7203     }
7204 }
7205
7206 - (void) startLoading {
7207     id<NSURLProtocolClient> client([self client]);
7208     NSURLRequest *request([self request]);
7209
7210     NSURL *url([request URL]);
7211     NSString *href([url absoluteString]);
7212     NSString *scheme([[url scheme] lowercaseString]);
7213
7214     NSString *path;
7215
7216     if ([scheme isEqualToString:@"cydia"])
7217         path = [href substringFromIndex:8];
7218     else if ([scheme isEqualToString:@"about"])
7219         path = [href substringFromIndex:12];
7220     else _assert(false);
7221
7222     NSRange slash([path rangeOfString:@"/"]);
7223
7224     NSString *command;
7225     if (slash.location == NSNotFound) {
7226         command = path;
7227         path = nil;
7228     } else {
7229         command = [path substringToIndex:slash.location];
7230         path = [path substringFromIndex:(slash.location + 1)];
7231     }
7232
7233     Database *database([Database sharedInstance]);
7234
7235     if ([command isEqualToString:@"package-icon"]) {
7236         if (path == nil)
7237             goto fail;
7238         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7239         Package *package([database packageWithName:path]);
7240         if (package == nil)
7241             goto fail;
7242         UIImage *icon([package icon]);
7243         [self _returnPNGWithImage:icon forRequest:request];
7244     } else if ([command isEqualToString:@"source-icon"]) {
7245         if (path == nil)
7246             goto fail;
7247         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7248         NSString *source(Simplify(path));
7249         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7250         if (icon == nil)
7251             icon = [UIImage applicationImageNamed:@"unknown.png"];
7252         [self _returnPNGWithImage:icon forRequest:request];
7253     } else if ([command isEqualToString:@"uikit-image"]) {
7254         if (path == nil)
7255             goto fail;
7256         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7257         UIImage *icon(_UIImageWithName(path));
7258         [self _returnPNGWithImage:icon forRequest:request];
7259     } else if ([command isEqualToString:@"section-icon"]) {
7260         if (path == nil)
7261             goto fail;
7262         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7263         NSString *section(Simplify(path));
7264         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7265         if (icon == nil)
7266             icon = [UIImage applicationImageNamed:@"unknown.png"];
7267         [self _returnPNGWithImage:icon forRequest:request];
7268     } else fail: {
7269         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7270     }
7271 }
7272
7273 - (void) stopLoading {
7274 }
7275
7276 @end
7277 /* }}} */
7278
7279 /* Section Controller {{{ */
7280 @interface SectionController : FilteredPackageListController {
7281     _H<NSString> section_;
7282 }
7283
7284 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7285
7286 @end
7287
7288 @implementation SectionController
7289
7290 - (NSURL *) navigationURL {
7291     NSString *name = section_;
7292     if (name == nil)
7293         name = @"all";
7294
7295     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7296 }
7297
7298 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7299     NSString *title;
7300     if (name == nil)
7301         title = UCLocalize("ALL_PACKAGES");
7302     else if (![name isEqual:@""])
7303         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7304     else
7305         title = UCLocalize("NO_SECTION");
7306
7307     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7308         section_ = name;
7309     } return self;
7310 }
7311
7312 @end
7313 /* }}} */
7314 /* Sections Controller {{{ */
7315 @interface SectionsController : CYViewController <
7316     UITableViewDataSource,
7317     UITableViewDelegate
7318 > {
7319     _transient Database *database_;
7320     NSMutableArray *sections_;
7321     NSMutableArray *filtered_;
7322     UITableView *list_;
7323 }
7324
7325 - (id) initWithDatabase:(Database *)database;
7326 - (void) editButtonClicked;
7327
7328 @end
7329
7330 @implementation SectionsController
7331
7332 - (void) dealloc {
7333     [self releaseSubviews];
7334     [sections_ release];
7335     [filtered_ release];
7336
7337     [super dealloc];
7338 }
7339
7340 - (NSURL *) navigationURL {
7341     return [NSURL URLWithString:@"cydia://sections"];
7342 }
7343
7344 - (void) updateNavigationItem {
7345     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7346     if ([sections_ count] == 0) {
7347         [[self navigationItem] setRightBarButtonItem:nil];
7348     } else {
7349         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7350             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7351             target:self
7352             action:@selector(editButtonClicked)
7353         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7354     }
7355 }
7356
7357 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7358     [super setEditing:editing animated:animated];
7359
7360     if (editing)
7361         [list_ reloadData];
7362     else
7363         [delegate_ updateData];
7364
7365     [self updateNavigationItem];
7366 }
7367
7368 - (void) viewDidAppear:(BOOL)animated {
7369     [super viewDidAppear:animated];
7370     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7371 }
7372
7373 - (void) viewWillDisappear:(BOOL)animated {
7374     [super viewWillDisappear:animated];
7375     if ([self isEditing]) [self setEditing:NO];
7376 }
7377
7378 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7379     Section *section = nil;
7380     int index = [indexPath row];
7381     if (![self isEditing]) {
7382         index -= 1;
7383         if (index >= 0)
7384             section = [filtered_ objectAtIndex:index];
7385     } else {
7386         section = [sections_ objectAtIndex:index];
7387     }
7388     return section;
7389 }
7390
7391 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7392     if ([self isEditing])
7393         return [sections_ count];
7394     else
7395         return [filtered_ count] + 1;
7396 }
7397
7398 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7399     return 45.0f;
7400 }*/
7401
7402 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7403     static NSString *reuseIdentifier = @"SectionCell";
7404
7405     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7406     if (cell == nil)
7407         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7408
7409     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7410
7411     return cell;
7412 }
7413
7414 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7415     if ([self isEditing])
7416         return;
7417
7418     Section *section = [self sectionAtIndexPath:indexPath];
7419
7420     SectionController *controller = [[[SectionController alloc]
7421         initWithDatabase:database_
7422         section:[section name]
7423     ] autorelease];
7424     [controller setDelegate:delegate_];
7425
7426     [[self navigationController] pushViewController:controller animated:YES];
7427 }
7428
7429 - (void) loadView {
7430     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7431
7432     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7433     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7434     [list_ setRowHeight:45.0f];
7435     [list_ setDataSource:self];
7436     [list_ setDelegate:self];
7437     [[self view] addSubview:list_];
7438 }
7439
7440 - (void) viewDidLoad {
7441     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7442 }
7443
7444 - (void) releaseSubviews {
7445     [list_ release];
7446     list_ = nil;
7447 }
7448
7449 - (id) initWithDatabase:(Database *)database {
7450     if ((self = [super init]) != nil) {
7451         database_ = database;
7452
7453         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7454         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7455     } return self;
7456 }
7457
7458 - (void) reloadData {
7459     [super reloadData];
7460
7461     NSArray *packages = [database_ packages];
7462
7463     [sections_ removeAllObjects];
7464     [filtered_ removeAllObjects];
7465
7466     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7467
7468     _trace();
7469     for (Package *package in packages) {
7470         NSString *name([package section]);
7471         NSString *key(name == nil ? @"" : name);
7472
7473         Section *section;
7474
7475         _profile(SectionsView$reloadData$Section)
7476             section = [sections objectForKey:key];
7477             if (section == nil) {
7478                 _profile(SectionsView$reloadData$Section$Allocate)
7479                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7480                     [sections setObject:section forKey:key];
7481                 _end
7482             }
7483         _end
7484
7485         [section addToCount];
7486
7487         _profile(SectionsView$reloadData$Filter)
7488             if (![package valid] || ![package visible])
7489                 continue;
7490         _end
7491
7492         [section addToRow];
7493     }
7494     _trace();
7495
7496     [sections_ addObjectsFromArray:[sections allValues]];
7497
7498     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7499
7500     for (Section *section in sections_) {
7501         size_t count([section row]);
7502         if (count == 0)
7503             continue;
7504
7505         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7506         [section setCount:count];
7507         [filtered_ addObject:section];
7508     }
7509
7510     [self updateNavigationItem];
7511     [list_ reloadData];
7512     _trace();
7513 }
7514
7515 - (void) editButtonClicked {
7516     [self setEditing:![self isEditing] animated:YES];
7517 }
7518
7519 @end
7520 /* }}} */
7521
7522 /* Changes Controller {{{ */
7523 @interface ChangesController : CYViewController <
7524     UITableViewDataSource,
7525     UITableViewDelegate
7526 > {
7527     _transient Database *database_;
7528     unsigned era_;
7529     CFMutableArrayRef packages_;
7530     NSMutableArray *sections_;
7531     UITableView *list_;
7532     unsigned upgrades_;
7533 }
7534
7535 - (id) initWithDatabase:(Database *)database;
7536
7537 @end
7538
7539 @implementation ChangesController
7540
7541 - (void) dealloc {
7542     [self releaseSubviews];
7543     CFRelease(packages_);
7544     [sections_ release];
7545
7546     [super dealloc];
7547 }
7548
7549 - (NSURL *) navigationURL {
7550     return [NSURL URLWithString:@"cydia://changes"];
7551 }
7552
7553 - (void) viewDidAppear:(BOOL)animated {
7554     [super viewDidAppear:animated];
7555     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7556 }
7557
7558 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7559     NSInteger count([sections_ count]);
7560     return count == 0 ? 1 : count;
7561 }
7562
7563 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7564     if ([sections_ count] == 0)
7565         return nil;
7566     return [[sections_ objectAtIndex:section] name];
7567 }
7568
7569 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7570     if ([sections_ count] == 0)
7571         return 0;
7572     return [[sections_ objectAtIndex:section] count];
7573 }
7574
7575 - (Package *) packageAtIndex:(NSUInteger)index {
7576     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7577 }
7578
7579 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7580 @synchronized (database_) {
7581     if ([database_ era] != era_)
7582         return nil;
7583
7584     NSUInteger sectionIndex([path section]);
7585     if (sectionIndex >= [sections_ count])
7586         return nil;
7587     Section *section([sections_ objectAtIndex:sectionIndex]);
7588     NSInteger row([path row]);
7589     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7590 } }
7591
7592 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7593     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7594     if (cell == nil)
7595         cell = [[[PackageCell alloc] init] autorelease];
7596     [cell setPackage:[self packageAtIndexPath:path]];
7597     return cell;
7598 }
7599
7600 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7601     Package *package([self packageAtIndexPath:path]);
7602     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7603     [view setDelegate:delegate_];
7604     [[self navigationController] pushViewController:view animated:YES];
7605     return path;
7606 }
7607
7608 - (void) refreshButtonClicked {
7609     [delegate_ beginUpdate];
7610     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7611 }
7612
7613 - (void) upgradeButtonClicked {
7614     [delegate_ distUpgrade];
7615 }
7616
7617 - (void) loadView {
7618     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7619
7620     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7621     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7622     [list_ setRowHeight:73];
7623     [list_ setDataSource:self];
7624     [list_ setDelegate:self];
7625     [[self view] addSubview:list_];
7626 }
7627
7628 - (void) viewDidLoad {
7629     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7630 }
7631
7632 - (void) releaseSubviews {
7633     [list_ release];
7634     list_ = nil;
7635 }
7636
7637 - (id) initWithDatabase:(Database *)database {
7638     if ((self = [super init]) != nil) {
7639         database_ = database;
7640
7641         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7642         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7643     } return self;
7644 }
7645
7646 // this mostly works because reloadData (below) is @synchronized (database_)
7647 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7648 - (void) _reloadPackages:(NSArray *)packages {
7649     CFRelease(packages_);
7650     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7651
7652     _trace();
7653     _profile(ChangesController$_reloadPackages$Filter)
7654         for (Package *package in packages)
7655             if ([package upgradableAndEssential:YES] || [package visible])
7656                 CFArrayAppendValue(packages_, package);
7657     _end
7658     _trace();
7659     _profile(ChangesController$_reloadPackages$radixSort)
7660         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7661     _end
7662     _trace();
7663 }
7664
7665 - (void) _reloadData {
7666 @synchronized (database_) {
7667     era_ = [database_ era];
7668     NSArray *packages = [database_ packages];
7669
7670     [sections_ removeAllObjects];
7671
7672 #if 1
7673     UIProgressHUD *hud([delegate_ addProgressHUD]);
7674     [hud setText:UCLocalize("LOADING")];
7675     //NSLog(@"HUD:%@::%@", delegate_, hud);
7676     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7677     [delegate_ removeProgressHUD:hud];
7678 #else
7679     [self _reloadPackages:packages];
7680 #endif
7681
7682     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7683     Section *ignored = nil;
7684     Section *section = nil;
7685     time_t last = 0;
7686
7687     upgrades_ = 0;
7688     bool unseens = false;
7689
7690     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7691
7692     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7693         Package *package = [self packageAtIndex:offset];
7694
7695         BOOL uae = [package upgradableAndEssential:YES];
7696
7697         if (!uae) {
7698             unseens = true;
7699             time_t seen([package seen]);
7700
7701             if (section == nil || last != seen) {
7702                 last = seen;
7703
7704                 NSString *name;
7705                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7706                 [name autorelease];
7707
7708                 _profile(ChangesController$reloadData$Allocate)
7709                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7710                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7711                     [sections_ addObject:section];
7712                 _end
7713             }
7714
7715             [section addToCount];
7716         } else if ([package ignored]) {
7717             if (ignored == nil) {
7718                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7719             }
7720             [ignored addToCount];
7721         } else {
7722             ++upgrades_;
7723             [upgradable addToCount];
7724         }
7725     }
7726     _trace();
7727
7728     CFRelease(formatter);
7729
7730     if (unseens) {
7731         Section *last = [sections_ lastObject];
7732         size_t count = [last count];
7733         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7734         [sections_ removeLastObject];
7735     }
7736
7737     if ([ignored count] != 0)
7738         [sections_ insertObject:ignored atIndex:0];
7739     if (upgrades_ != 0)
7740         [sections_ insertObject:upgradable atIndex:0];
7741
7742     [list_ reloadData];
7743
7744     if (upgrades_ > 0)
7745         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7746             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7747             style:UIBarButtonItemStylePlain
7748             target:self
7749             action:@selector(upgradeButtonClicked)
7750         ] autorelease]];
7751
7752     if (![delegate_ updating])
7753         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7754             initWithTitle:UCLocalize("REFRESH")
7755             style:UIBarButtonItemStylePlain
7756             target:self
7757             action:@selector(refreshButtonClicked)
7758         ] autorelease]];
7759
7760     PrintTimes();
7761 } }
7762
7763 - (void) reloadData {
7764     [super reloadData];
7765     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7766 }
7767
7768 @end
7769 /* }}} */
7770 /* Search Controller {{{ */
7771 @interface SearchController : FilteredPackageListController <
7772     UISearchBarDelegate
7773 > {
7774     _H<UISearchBar> search_;
7775     BOOL searchloaded_;
7776 }
7777
7778 - (id) initWithDatabase:(Database *)database;
7779 - (void) setSearchTerm:(NSString *)term;
7780 - (void) reloadData;
7781
7782 @end
7783
7784 @implementation SearchController
7785
7786 - (void) dealloc {
7787     [search_ setDelegate:nil];
7788     [super dealloc];
7789 }
7790
7791 - (NSURL *) navigationURL {
7792     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7793         return [NSURL URLWithString:@"cydia://search"];
7794     else
7795         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7796 }
7797
7798 - (void) setSearchTerm:(NSString *)searchTerm {
7799     [search_ setText:searchTerm];
7800     [self reloadData];
7801 }
7802
7803 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7804     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7805     [search_ resignFirstResponder];
7806     [self reloadData];
7807 }
7808
7809 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7810     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7811     [self reloadData];
7812 }
7813
7814 - (id) initWithDatabase:(Database *)database {
7815     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7816         search_ = [[[UISearchBar alloc] init] autorelease];
7817         [search_ setDelegate:self];
7818     } return self;
7819 }
7820
7821 - (void) viewDidAppear:(BOOL)animated {
7822     [super viewDidAppear:animated];
7823
7824     if (!searchloaded_) {
7825         searchloaded_ = YES;
7826         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7827         [search_ layoutSubviews];
7828         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7829
7830         UITextField *textField;
7831         if ([search_ respondsToSelector:@selector(searchField)])
7832             textField = [search_ searchField];
7833         else
7834             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7835
7836         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7837         [textField setEnablesReturnKeyAutomatically:NO];
7838         [[self navigationItem] setTitleView:textField];
7839     }
7840 }
7841
7842 - (void) reloadData {
7843     [self setObject:[search_ text]];
7844     [self resetCursor];
7845
7846     [super reloadData];
7847 }
7848
7849 - (void) didSelectPackage:(Package *)package {
7850     [search_ resignFirstResponder];
7851     [super didSelectPackage:package];
7852 }
7853
7854 @end
7855 /* }}} */
7856 /* Package Settings Controller {{{ */
7857 @interface PackageSettingsController : CYViewController <
7858     UITableViewDataSource,
7859     UITableViewDelegate
7860 > {
7861     _transient Database *database_;
7862     NSString *name_;
7863     Package *package_;
7864     UITableView *table_;
7865     UISwitch *subscribedSwitch_;
7866     UISwitch *ignoredSwitch_;
7867     UITableViewCell *subscribedCell_;
7868     UITableViewCell *ignoredCell_;
7869 }
7870
7871 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7872
7873 @end
7874
7875 @implementation PackageSettingsController
7876
7877 - (void) dealloc {
7878     [self releaseSubviews];
7879     [name_ release];
7880     [package_ release];
7881
7882     [super dealloc];
7883 }
7884
7885 - (NSURL *) navigationURL {
7886     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7887 }
7888
7889 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7890     if (package_ == nil)
7891         return 0;
7892
7893     if ([package_ installed] == nil)
7894         return 1;
7895     else
7896         return 2;
7897 }
7898
7899 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7900     if (package_ == nil)
7901         return 0;
7902
7903     // both sections contain just one item right now.
7904     return 1;
7905 }
7906
7907 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7908     return nil;
7909 }
7910
7911 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7912     if (section == 0)
7913         return UCLocalize("SHOW_ALL_CHANGES_EX");
7914     else
7915         return UCLocalize("IGNORE_UPGRADES_EX");
7916 }
7917
7918 - (void) onSubscribed:(id)control {
7919     bool value([control isOn]);
7920     if (package_ == nil)
7921         return;
7922     if ([package_ setSubscribed:value])
7923         [delegate_ updateData];
7924 }
7925
7926 - (void) _updateIgnored {
7927     const char *package([name_ UTF8String]);
7928     bool on([ignoredSwitch_ isOn]);
7929
7930     pid_t pid(ExecFork());
7931     if (pid == 0) {
7932         FILE *dpkg(popen("dpkg --set-selections", "w"));
7933         fwrite(package, strlen(package), 1, dpkg);
7934
7935         if (on)
7936             fwrite(" hold\n", 6, 1, dpkg);
7937         else
7938             fwrite(" install\n", 9, 1, dpkg);
7939
7940         pclose(dpkg);
7941
7942         exit(0);
7943         _assert(false);
7944     }
7945
7946     _forever {
7947         int status;
7948         int result(waitpid(pid, &status, 0));
7949
7950         if (result != -1) {
7951             _assert(result == pid);
7952             break;
7953         }
7954     }
7955 }
7956
7957 - (void) onIgnored:(id)control {
7958     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7959     [invocation setTarget:self];
7960     [invocation setSelector:@selector(_updateIgnored)];
7961
7962     [delegate_ reloadDataWithInvocation:invocation];
7963 }
7964
7965 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7966     if (package_ == nil)
7967         return nil;
7968
7969     switch ([indexPath section]) {
7970         case 0: return subscribedCell_;
7971         case 1: return ignoredCell_;
7972
7973         _nodefault
7974     }
7975
7976     return nil;
7977 }
7978
7979 - (void) loadView {
7980     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7981
7982     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7983     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7984     [table_ setDataSource:self];
7985     [table_ setDelegate:self];
7986     [[self view] addSubview:table_];
7987
7988     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7989     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7990     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7991
7992     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7993     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7994     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7995
7996     subscribedCell_ = [[UITableViewCell alloc] init];
7997     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7998     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7999     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8000
8001     ignoredCell_ = [[UITableViewCell alloc] init];
8002     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8003     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8004     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8005 }
8006
8007 - (void) viewDidLoad {
8008     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8009 }
8010
8011 - (void) releaseSubviews {
8012     [ignoredCell_ release];
8013     ignoredCell_ = nil;
8014
8015     [subscribedCell_ release];
8016     subscribedCell_ = nil;
8017
8018     [table_ release];
8019     table_ = nil;
8020
8021     [ignoredSwitch_ release];
8022     ignoredSwitch_ = nil;
8023
8024     [subscribedSwitch_ release];
8025     subscribedSwitch_ = nil;
8026 }
8027
8028 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8029     if ((self = [super init]) != nil) {
8030         database_ = database;
8031         name_ = [package retain];
8032     } return self;
8033 }
8034
8035 - (void) reloadData {
8036     [super reloadData];
8037
8038     if (package_ != nil)
8039         [package_ autorelease];
8040     package_ = [database_ packageWithName:name_];
8041
8042     if (package_ != nil) {
8043         package_ = [package_ retain];
8044         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8045         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8046     } // XXX: what now, G?
8047
8048     [table_ reloadData];
8049 }
8050
8051 @end
8052 /* }}} */
8053
8054 /* Installed Controller {{{ */
8055 @interface InstalledController : FilteredPackageListController {
8056     BOOL expert_;
8057 }
8058
8059 - (id) initWithDatabase:(Database *)database;
8060
8061 - (void) updateRoleButton;
8062 - (void) queueStatusDidChange;
8063
8064 @end
8065
8066 @implementation InstalledController
8067
8068 - (void) dealloc {
8069     [super dealloc];
8070 }
8071
8072 - (NSURL *) navigationURL {
8073     return [NSURL URLWithString:@"cydia://installed"];
8074 }
8075
8076 - (id) initWithDatabase:(Database *)database {
8077     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8078         [self updateRoleButton];
8079         [self queueStatusDidChange];
8080     } return self;
8081 }
8082
8083 #if !AlwaysReload
8084 - (void) queueButtonClicked {
8085     [delegate_ queue];
8086 }
8087 #endif
8088
8089 - (void) queueStatusDidChange {
8090 #if !AlwaysReload
8091     if (IsWildcat_) {
8092         if (Queuing_) {
8093             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8094                 initWithTitle:UCLocalize("QUEUE")
8095                 style:UIBarButtonItemStyleDone
8096                 target:self
8097                 action:@selector(queueButtonClicked)
8098             ] autorelease]];
8099         } else {
8100             [[self navigationItem] setLeftBarButtonItem:nil];
8101         }
8102     }
8103 #endif
8104 }
8105
8106 - (void) updateRoleButton {
8107     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8108         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8109             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8110             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8111             target:self
8112             action:@selector(roleButtonClicked)
8113         ] autorelease]];
8114 }
8115
8116 - (void) roleButtonClicked {
8117     [self setObject:[NSNumber numberWithBool:expert_]];
8118     [self reloadData];
8119     expert_ = !expert_;
8120
8121     [self updateRoleButton];
8122 }
8123
8124 @end
8125 /* }}} */
8126
8127 /* Source Cell {{{ */
8128 @interface SourceCell : CYTableViewCell <
8129     ContentDelegate
8130 > {
8131     UIImage *icon_;
8132     NSString *origin_;
8133     NSString *label_;
8134 }
8135
8136 - (void) setSource:(Source *)source;
8137
8138 @end
8139
8140 @implementation SourceCell
8141
8142 - (void) clearSource {
8143     [icon_ release];
8144     [origin_ release];
8145     [label_ release];
8146
8147     icon_ = nil;
8148     origin_ = nil;
8149     label_ = nil;
8150 }
8151
8152 - (void) setSource:(Source *)source {
8153     [self clearSource];
8154
8155     if (icon_ == nil)
8156         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
8157     if (icon_ == nil)
8158         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8159     icon_ = [icon_ retain];
8160
8161     origin_ = [[source name] retain];
8162     label_ = [[source uri] retain];
8163
8164     [content_ setNeedsDisplay];
8165 }
8166
8167 - (void) dealloc {
8168     [self clearSource];
8169     [super dealloc];
8170 }
8171
8172 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8173     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8174         UIView *content([self contentView]);
8175         CGRect bounds([content bounds]);
8176
8177         content_ = [[ContentView alloc] initWithFrame:bounds];
8178         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8179         [content_ setBackgroundColor:[UIColor whiteColor]];
8180         [content addSubview:content_];
8181
8182         [content_ setDelegate:self];
8183         [content_ setOpaque:YES];
8184     } return self;
8185 }
8186
8187 - (NSString *) accessibilityLabel {
8188     return label_;
8189 }
8190
8191 - (void) drawContentRect:(CGRect)rect {
8192     bool highlighted(highlighted_);
8193     float width(rect.size.width);
8194
8195     if (icon_ != nil)
8196         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8197
8198     if (highlighted)
8199         UISetColor(White_);
8200
8201     if (!highlighted)
8202         UISetColor(Black_);
8203     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8204
8205     if (!highlighted)
8206         UISetColor(Blue_);
8207     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8208 }
8209
8210 @end
8211 /* }}} */
8212 /* Source Controller {{{ */
8213 @interface SourceController : FilteredPackageListController {
8214     _transient Source *source_;
8215     NSString *key_;
8216 }
8217
8218 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8219
8220 @end
8221
8222 @implementation SourceController
8223
8224 - (NSURL *) navigationURL {
8225     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8226 }
8227
8228 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8229     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8230         source_ = source;
8231         key_ = [[source key] retain];
8232     } return self;
8233 }
8234
8235 - (void) reloadData {
8236     source_ = [database_ sourceWithKey:key_];
8237     [key_ release];
8238     key_ = [[source_ key] retain];
8239     [self setObject:source_];
8240
8241     [[self navigationItem] setTitle:[source_ label]];
8242
8243     [super reloadData];
8244 }
8245
8246 @end
8247 /* }}} */
8248 /* Sources Controller {{{ */
8249 @interface SourcesController : CYViewController <
8250     UITableViewDataSource,
8251     UITableViewDelegate
8252 > {
8253     _transient Database *database_;
8254     UITableView *list_;
8255     NSMutableArray *sources_;
8256     int offset_;
8257
8258     NSString *href_;
8259     UIProgressHUD *hud_;
8260     NSError *error_;
8261
8262     //NSURLConnection *installer_;
8263     NSURLConnection *trivial_;
8264     NSURLConnection *trivial_bz2_;
8265     NSURLConnection *trivial_gz_;
8266     //NSURLConnection *automatic_;
8267
8268     BOOL cydia_;
8269 }
8270
8271 - (id) initWithDatabase:(Database *)database;
8272 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8273
8274 @end
8275
8276 @implementation SourcesController
8277
8278 - (void) _releaseConnection:(NSURLConnection *)connection {
8279     if (connection != nil) {
8280         [connection cancel];
8281         //[connection setDelegate:nil];
8282         [connection release];
8283     }
8284 }
8285
8286 - (void) dealloc {
8287     [self releaseSubviews];
8288
8289     [href_ release];
8290     [hud_ release];
8291     [error_ release];
8292
8293     //[self _releaseConnection:installer_];
8294     [self _releaseConnection:trivial_];
8295     [self _releaseConnection:trivial_gz_];
8296     [self _releaseConnection:trivial_bz2_];
8297     //[self _releaseConnection:automatic_];
8298
8299     [sources_ release];
8300     [super dealloc];
8301 }
8302
8303 - (NSURL *) navigationURL {
8304     return [NSURL URLWithString:@"cydia://sources"];
8305 }
8306
8307 - (void) viewDidAppear:(BOOL)animated {
8308     [super viewDidAppear:animated];
8309     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8310 }
8311
8312 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8313     return offset_ == 0 ? 1 : 2;
8314 }
8315
8316 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8317     switch (section + (offset_ == 0 ? 1 : 0)) {
8318         case 0: return UCLocalize("ENTERED_BY_USER");
8319         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8320
8321         _nodefault
8322     }
8323 }
8324
8325 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8326     int count = [sources_ count];
8327     switch (section) {
8328         case 0: return (offset_ == 0 ? count : offset_);
8329         case 1: return count - offset_;
8330
8331         _nodefault
8332     }
8333 }
8334
8335 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8336     unsigned idx = 0;
8337     switch (indexPath.section) {
8338         case 0: idx = indexPath.row; break;
8339         case 1: idx = indexPath.row + offset_; break;
8340
8341         _nodefault
8342     }
8343     return [sources_ objectAtIndex:idx];
8344 }
8345
8346 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8347     static NSString *cellIdentifier = @"SourceCell";
8348
8349     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8350     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8351     [cell setSource:[self sourceAtIndexPath:indexPath]];
8352     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8353
8354     return cell;
8355 }
8356
8357 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8358     Source *source = [self sourceAtIndexPath:indexPath];
8359
8360     SourceController *controller = [[[SourceController alloc]
8361         initWithDatabase:database_
8362         source:source
8363     ] autorelease];
8364
8365     [controller setDelegate:delegate_];
8366
8367     [[self navigationController] pushViewController:controller animated:YES];
8368 }
8369
8370 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8371     Source *source = [self sourceAtIndexPath:indexPath];
8372     return [source record] != nil;
8373 }
8374
8375 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8376     Source *source = [self sourceAtIndexPath:indexPath];
8377     [Sources_ removeObjectForKey:[source key]];
8378     [delegate_ syncData];
8379 }
8380
8381 - (void) complete {
8382     [delegate_ addTrivialSource:href_];
8383     [delegate_ syncData];
8384 }
8385
8386 - (NSString *) getWarning {
8387     NSString *href(href_);
8388     NSRange colon([href rangeOfString:@"://"]);
8389     if (colon.location != NSNotFound)
8390         href = [href substringFromIndex:(colon.location + 3)];
8391     href = [href stringByAddingPercentEscapes];
8392     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8393     href = [href stringByCachingURLWithCurrentCDN];
8394
8395     NSURL *url([NSURL URLWithString:href]);
8396
8397     NSStringEncoding encoding;
8398     NSError *error(nil);
8399
8400     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8401         return [warning length] == 0 ? nil : warning;
8402     return nil;
8403 }
8404
8405 - (void) _endConnection:(NSURLConnection *)connection {
8406     // XXX: the memory management in this method is horribly awkward
8407
8408     NSURLConnection **field = NULL;
8409     if (connection == trivial_)
8410         field = &trivial_;
8411     else if (connection == trivial_bz2_)
8412         field = &trivial_bz2_;
8413     else if (connection == trivial_gz_)
8414         field = &trivial_gz_;
8415     _assert(field != NULL);
8416     [connection release];
8417     *field = nil;
8418
8419     if (
8420         trivial_ == nil &&
8421         trivial_bz2_ == nil &&
8422         trivial_gz_ == nil
8423     ) {
8424         bool defer(false);
8425
8426         if (cydia_) {
8427             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8428                 defer = true;
8429
8430                 UIAlertView *alert = [[[UIAlertView alloc]
8431                     initWithTitle:UCLocalize("SOURCE_WARNING")
8432                     message:warning
8433                     delegate:self
8434                     cancelButtonTitle:UCLocalize("CANCEL")
8435                     otherButtonTitles:
8436                         UCLocalize("ADD_ANYWAY"),
8437                     nil
8438                 ] autorelease];
8439
8440                 [alert setContext:@"warning"];
8441                 [alert setNumberOfRows:1];
8442                 [alert show];
8443             } else
8444                 [self complete];
8445         } else if (error_ != nil) {
8446             UIAlertView *alert = [[[UIAlertView alloc]
8447                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8448                 message:[error_ localizedDescription]
8449                 delegate:self
8450                 cancelButtonTitle:UCLocalize("OK")
8451                 otherButtonTitles:nil
8452             ] autorelease];
8453
8454             [alert setContext:@"urlerror"];
8455             [alert show];
8456         } else {
8457             UIAlertView *alert = [[[UIAlertView alloc]
8458                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8459                 message:UCLocalize("NOT_REPOSITORY_EX")
8460                 delegate:self
8461                 cancelButtonTitle:UCLocalize("OK")
8462                 otherButtonTitles:nil
8463             ] autorelease];
8464
8465             [alert setContext:@"trivial"];
8466             [alert show];
8467         }
8468
8469         [delegate_ releaseNetworkActivityIndicator];
8470
8471         [delegate_ removeProgressHUD:hud_];
8472         [hud_ autorelease];
8473         hud_ = nil;
8474
8475         if (!defer) {
8476             [href_ release];
8477             href_ = nil;
8478         }
8479
8480         if (error_ != nil) {
8481             [error_ release];
8482             error_ = nil;
8483         }
8484     }
8485 }
8486
8487 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8488     switch ([response statusCode]) {
8489         case 200:
8490             cydia_ = YES;
8491     }
8492 }
8493
8494 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8495     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8496     if (error_ != nil)
8497         error_ = [error retain];
8498     [self _endConnection:connection];
8499 }
8500
8501 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8502     [self _endConnection:connection];
8503 }
8504
8505 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8506     NSMutableURLRequest *request = [NSMutableURLRequest
8507         requestWithURL:[NSURL URLWithString:href]
8508         cachePolicy:NSURLRequestUseProtocolCachePolicy
8509         timeoutInterval:120.0
8510     ];
8511
8512     [request setHTTPMethod:method];
8513
8514     if (Machine_ != NULL)
8515         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8516     if (UniqueID_ != nil)
8517         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8518
8519     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8520 }
8521
8522 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8523     NSString *context([alert context]);
8524
8525     if ([context isEqualToString:@"source"]) {
8526         switch (button) {
8527             case 1: {
8528                 NSString *href = [[alert textField] text];
8529
8530                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8531
8532                 if (![href hasSuffix:@"/"])
8533                     href_ = [href stringByAppendingString:@"/"];
8534                 else
8535                     href_ = href;
8536                 href_ = [href_ retain];
8537
8538                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8539                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8540                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8541                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8542
8543                 cydia_ = false;
8544
8545                 // XXX: this is stupid
8546                 hud_ = [[delegate_ addProgressHUD] retain];
8547                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8548                 [delegate_ retainNetworkActivityIndicator];
8549             } break;
8550
8551             case 0:
8552             break;
8553
8554             _nodefault
8555         }
8556
8557         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8558     } else if ([context isEqualToString:@"trivial"])
8559         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8560     else if ([context isEqualToString:@"urlerror"])
8561         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8562     else if ([context isEqualToString:@"warning"]) {
8563         switch (button) {
8564             case 1:
8565                 [self complete];
8566             break;
8567
8568             case 0:
8569             break;
8570
8571             _nodefault
8572         }
8573
8574         [href_ release];
8575         href_ = nil;
8576
8577         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8578     }
8579 }
8580
8581 - (void) loadView {
8582     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8583
8584     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8585     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8586     [list_ setRowHeight:56];
8587     [list_ setDataSource:self];
8588     [list_ setDelegate:self];
8589     [[self view] addSubview:list_];
8590 }
8591
8592 - (void) viewDidLoad {
8593     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8594     [self updateButtonsForEditingStatus:NO animated:NO];
8595 }
8596
8597 - (void) releaseSubviews {
8598     [list_ release];
8599     list_ = nil;
8600 }
8601
8602 - (id) initWithDatabase:(Database *)database {
8603     if ((self = [super init]) != nil) {
8604         database_ = database;
8605         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8606     } return self;
8607 }
8608
8609 - (void) reloadData {
8610     [super reloadData];
8611
8612     pkgSourceList list;
8613     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8614         return;
8615
8616     [sources_ removeAllObjects];
8617     [sources_ addObjectsFromArray:[database_ sources]];
8618     _trace();
8619     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8620     _trace();
8621
8622     int count([sources_ count]);
8623     offset_ = 0;
8624     for (int i = 0; i != count; i++) {
8625         if ([[sources_ objectAtIndex:i] record] == nil)
8626             break;
8627         offset_++;
8628     }
8629
8630     [list_ setEditing:NO];
8631     [self updateButtonsForEditingStatus:NO animated:NO];
8632     [list_ reloadData];
8633 }
8634
8635 - (void) showAddSourcePrompt {
8636     UIAlertView *alert = [[[UIAlertView alloc]
8637         initWithTitle:UCLocalize("ENTER_APT_URL")
8638         message:nil
8639         delegate:self
8640         cancelButtonTitle:UCLocalize("CANCEL")
8641         otherButtonTitles:
8642             UCLocalize("ADD_SOURCE"),
8643         nil
8644     ] autorelease];
8645
8646     [alert setContext:@"source"];
8647     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8648
8649     [alert setNumberOfRows:1];
8650     [alert addTextFieldWithValue:@"http://" label:@""];
8651
8652     UITextInputTraits *traits = [[alert textField] textInputTraits];
8653     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8654     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8655     [traits setKeyboardType:UIKeyboardTypeURL];
8656     // XXX: UIReturnKeyDone
8657     [traits setReturnKeyType:UIReturnKeyNext];
8658
8659     [alert show];
8660 }
8661
8662 - (void) addButtonClicked {
8663     [self showAddSourcePrompt];
8664 }
8665
8666 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8667     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8668         initWithTitle:UCLocalize("ADD")
8669         style:UIBarButtonItemStylePlain
8670         target:self
8671         action:@selector(addButtonClicked)
8672     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8673
8674     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8675         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8676         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8677         target:self
8678         action:@selector(editButtonClicked)
8679     ] autorelease] animated:animated];
8680
8681     if (IsWildcat_ && !editing)
8682         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8683             initWithTitle:UCLocalize("SETTINGS")
8684             style:UIBarButtonItemStylePlain
8685             target:self
8686             action:@selector(settingsButtonClicked)
8687         ] autorelease]];
8688 }
8689
8690 - (void) settingsButtonClicked {
8691     [delegate_ showSettings];
8692 }
8693
8694 - (void) editButtonClicked {
8695     [list_ setEditing:![list_ isEditing] animated:YES];
8696
8697     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8698 }
8699
8700 @end
8701 /* }}} */
8702
8703 /* Settings Controller {{{ */
8704 @interface SettingsController : CYViewController <
8705     UITableViewDataSource,
8706     UITableViewDelegate
8707 > {
8708     _transient Database *database_;
8709     // XXX: ok, "roledelegate_"?...
8710     _transient id roledelegate_;
8711     UITableView *table_;
8712     UISegmentedControl *segment_;
8713     UIView *container_;
8714 }
8715
8716 - (void) showDoneButton;
8717 - (void) resizeSegmentedControl;
8718
8719 @end
8720
8721 @implementation SettingsController
8722
8723 - (void) dealloc {
8724     [self releaseSubviews];
8725
8726     [super dealloc];
8727 }
8728
8729 - (void) loadView {
8730     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8731
8732     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8733     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8734     [table_ setDelegate:self];
8735     [table_ setDataSource:self];
8736     [[self view] addSubview:table_];
8737
8738     NSArray *items = [NSArray arrayWithObjects:
8739         UCLocalize("USER"),
8740         UCLocalize("HACKER"),
8741         UCLocalize("DEVELOPER"),
8742     nil];
8743     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8744     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8745     [container_ addSubview:segment_];
8746 }
8747
8748 - (void) viewDidLoad {
8749     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8750
8751     int index = -1;
8752     if ([Role_ isEqualToString:@"User"]) index = 0;
8753     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8754     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8755     if (index != -1) {
8756         [segment_ setSelectedSegmentIndex:index];
8757         [self showDoneButton];
8758     }
8759
8760     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8761     [self resizeSegmentedControl];
8762 }
8763
8764 - (void) releaseSubviews {
8765     [table_ release];
8766     table_ = nil;
8767
8768     [segment_ release];
8769     segment_ = nil;
8770
8771     [container_ release];
8772     container_ = nil;
8773 }
8774
8775 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8776     if ((self = [super init]) != nil) {
8777         database_ = database;
8778         roledelegate_ = delegate;
8779     } return self;
8780 }
8781
8782 - (void) resizeSegmentedControl {
8783     CGFloat width = [[self view] frame].size.width;
8784     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8785 }
8786
8787 - (void) viewWillAppear:(BOOL)animated {
8788     [super viewWillAppear:animated];
8789
8790     [self resizeSegmentedControl];
8791 }
8792
8793 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8794     [self resizeSegmentedControl];
8795 }
8796
8797 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8798     [self resizeSegmentedControl];
8799 }
8800
8801 - (void) save {
8802     NSString *role(nil);
8803
8804     switch ([segment_ selectedSegmentIndex]) {
8805         case 0: role = @"User"; break;
8806         case 1: role = @"Hacker"; break;
8807         case 2: role = @"Developer"; break;
8808
8809         _nodefault
8810     }
8811
8812     if (![role isEqualToString:Role_]) {
8813         bool rolling(Role_ == nil);
8814         Role_ = role;
8815
8816         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8817             Role_, @"Role",
8818         nil];
8819
8820         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8821         Changed_ = true;
8822
8823         if (rolling)
8824             [roledelegate_ loadData];
8825         else
8826             [roledelegate_ updateData];
8827     }
8828 }
8829
8830 - (void) segmentChanged:(UISegmentedControl *)control {
8831     [self showDoneButton];
8832 }
8833
8834 - (void) saveAndClose {
8835     [self save];
8836
8837     [[self navigationItem] setRightBarButtonItem:nil];
8838     [[self navigationController] dismissModalViewControllerAnimated:YES];
8839 }
8840
8841 - (void) doneButtonClicked {
8842     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8843     [spinner startAnimating];
8844     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8845     [[self navigationItem] setRightBarButtonItem:spinItem];
8846
8847     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8848 }
8849
8850 - (void) showDoneButton {
8851     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8852         initWithTitle:UCLocalize("DONE")
8853         style:UIBarButtonItemStyleDone
8854         target:self
8855         action:@selector(doneButtonClicked)
8856     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8857 }
8858
8859 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8860     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8861     return 6;
8862 }
8863
8864 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8865     return 0; // :(
8866 }
8867
8868 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8869     return nil; // This method is required by the protocol.
8870 }
8871
8872 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8873     if (section == 1)
8874         return UCLocalize("ROLE_EX");
8875     if (section == 4)
8876         return [NSString stringWithFormat:
8877             @"%@: %@\n%@: %@\n%@: %@",
8878             UCLocalize("USER"), UCLocalize("USER_EX"),
8879             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8880             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8881         ];
8882     else return nil;
8883 }
8884
8885 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8886     return section == 3 ? 44.0f : 0;
8887 }
8888
8889 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8890     return section == 3 ? container_ : nil;
8891 }
8892
8893 - (void) reloadData {
8894     [super reloadData];
8895
8896     [table_ reloadData];
8897 }
8898
8899 @end
8900 /* }}} */
8901 /* Stash Controller {{{ */
8902 @interface StashController : CYViewController {
8903     UIActivityIndicatorView *spinner_;
8904     UILabel *status_;
8905     UILabel *caption_;
8906 }
8907
8908 @end
8909
8910 @implementation StashController
8911
8912 - (void) dealloc {
8913     [self releaseSubviews];
8914
8915     [super dealloc];
8916 }
8917
8918 - (void) loadView {
8919     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8920     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8921
8922     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8923     CGRect spinrect = [spinner_ frame];
8924     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8925     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8926     [spinner_ setFrame:spinrect];
8927     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8928     [[self view] addSubview:spinner_];
8929     [spinner_ startAnimating];
8930
8931     CGRect captrect;
8932     captrect.size.width = [[self view] frame].size.width;
8933     captrect.size.height = 40.0f;
8934     captrect.origin.x = 0;
8935     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8936     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8937     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8938     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8939     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8940     [caption_ setTextColor:[UIColor whiteColor]];
8941     [caption_ setBackgroundColor:[UIColor clearColor]];
8942     [caption_ setShadowColor:[UIColor blackColor]];
8943     [caption_ setTextAlignment:UITextAlignmentCenter];
8944     [[self view] addSubview:caption_];
8945
8946     CGRect statusrect;
8947     statusrect.size.width = [[self view] frame].size.width;
8948     statusrect.size.height = 30.0f;
8949     statusrect.origin.x = 0;
8950     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8951     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8952     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8953     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8954     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8955     [status_ setTextColor:[UIColor whiteColor]];
8956     [status_ setBackgroundColor:[UIColor clearColor]];
8957     [status_ setShadowColor:[UIColor blackColor]];
8958     [status_ setTextAlignment:UITextAlignmentCenter];
8959     [[self view] addSubview:status_];
8960 }
8961
8962 - (void) releaseSubviews {
8963     [spinner_ release];
8964     spinner_ = nil;
8965
8966     [status_ release];
8967     status_ = nil;
8968
8969     [caption_ release];
8970     caption_ = nil;
8971 }
8972
8973 @end
8974 /* }}} */
8975
8976 @interface Cydia : UIApplication <
8977     ConfirmationControllerDelegate,
8978     DatabaseDelegate,
8979     CydiaDelegate,
8980     UINavigationControllerDelegate,
8981     UITabBarControllerDelegate
8982 > {
8983     // XXX: evaluate all fields for _transient
8984
8985     UIWindow *window_;
8986     CYTabBarController *tabbar_;
8987     CYEmulatedLoadingController *emulated_;
8988
8989     NSMutableArray *essential_;
8990     NSMutableArray *broken_;
8991
8992     Database *database_;
8993
8994     NSURL *starturl_;
8995
8996     unsigned locked_;
8997     unsigned activity_;
8998
8999     StashController *stash_;
9000
9001     bool loaded_;
9002 }
9003
9004 - (void) loadData;
9005
9006 @end
9007
9008 @implementation Cydia
9009
9010 - (void) beginUpdate {
9011     [tabbar_ beginUpdate];
9012 }
9013
9014 - (BOOL) updating {
9015     return [tabbar_ updating];
9016 }
9017
9018 - (void) _loaded {
9019     if ([broken_ count] != 0) {
9020         int count = [broken_ count];
9021
9022         UIAlertView *alert = [[[UIAlertView alloc]
9023             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9024             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9025             delegate:self
9026             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9027             otherButtonTitles:
9028                 UCLocalize("TEMPORARY_IGNORE"),
9029             nil
9030         ] autorelease];
9031
9032         [alert setContext:@"fixhalf"];
9033         [alert setNumberOfRows:2];
9034         [alert show];
9035     } else if (!Ignored_ && [essential_ count] != 0) {
9036         int count = [essential_ count];
9037
9038         UIAlertView *alert = [[[UIAlertView alloc]
9039             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9040             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9041             delegate:self
9042             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9043             otherButtonTitles:
9044                 UCLocalize("UPGRADE_ESSENTIAL"),
9045                 UCLocalize("COMPLETE_UPGRADE"),
9046             nil
9047         ] autorelease];
9048
9049         [alert setContext:@"upgrade"];
9050         [alert show];
9051     }
9052 }
9053
9054 - (void) _saveConfig {
9055     _trace();
9056     MetaFile_.Sync();
9057     _trace();
9058
9059     if (Changed_) {
9060         NSString *error(nil);
9061
9062         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9063             _trace();
9064             NSError *error(nil);
9065             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9066                 NSLog(@"failure to save metadata data: %@", error);
9067             _trace();
9068
9069             Changed_ = false;
9070         } else {
9071             NSLog(@"failure to serialize metadata: %@", error);
9072         }
9073     }
9074 }
9075
9076 // Navigation controller for the queuing badge.
9077 - (CYNavigationController *) queueNavigationController {
9078     NSArray *controllers = [tabbar_ viewControllers];
9079     return [controllers objectAtIndex:3];
9080 }
9081
9082 - (void) _updateData {
9083     [self _saveConfig];
9084
9085     [tabbar_ unloadData];
9086
9087     CYNavigationController *navigation = [self queueNavigationController];
9088
9089     id queuedelegate = nil;
9090     if ([[navigation viewControllers] count] > 0)
9091         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9092
9093     [queuedelegate queueStatusDidChange];
9094     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9095 }
9096
9097 - (void) _refreshIfPossible:(NSDate *)update {
9098     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9099
9100     bool recently = false;
9101     if (update != nil) {
9102         NSTimeInterval interval([update timeIntervalSinceNow]);
9103         if (interval <= 0 && interval > -(15*60))
9104             recently = true;
9105     }
9106
9107     // Don't automatic refresh if:
9108     //  - We already refreshed recently.
9109     //  - We already auto-refreshed this launch.
9110     //  - Auto-refresh is disabled.
9111     if (recently || loaded_ || ManualRefresh) {
9112         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9113
9114         // If we are cancelling, we need to make sure it knows it's already loaded.
9115         loaded_ = true;
9116         return;
9117     } else {
9118         // We are going to load, so remember that.
9119         loaded_ = true;
9120     }
9121
9122     SCNetworkReachabilityFlags flags; {
9123         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9124         SCNetworkReachabilityGetFlags(reachability, &flags);
9125         CFRelease(reachability);
9126     }
9127
9128     // XXX: this elaborate mess is what Apple is using to determine this? :(
9129     // XXX: do we care if the user has to intervene? maybe that's ok?
9130     bool reachable(
9131         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9132             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9133                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9134                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9135             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9136             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9137         )
9138     );
9139
9140     // If we can reach the server, auto-refresh!
9141     if (reachable)
9142         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9143
9144     [pool release];
9145 }
9146
9147 - (void) refreshIfPossible {
9148     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9149 }
9150
9151 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
9152     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9153     [hud setText:UCLocalize("RELOADING_DATA")];
9154
9155     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9156
9157     if (hud != nil)
9158         [self removeProgressHUD:hud];
9159
9160     size_t changes(0);
9161
9162     [essential_ removeAllObjects];
9163     [broken_ removeAllObjects];
9164
9165     NSArray *packages([database_ packages]);
9166     for (Package *package in packages) {
9167         if ([package half])
9168             [broken_ addObject:package];
9169         if ([package upgradableAndEssential:NO]) {
9170             if ([package essential])
9171                 [essential_ addObject:package];
9172             ++changes;
9173         }
9174     }
9175
9176     NSLog(@"changes:#%u", changes);
9177
9178     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9179     if (changes != 0) {
9180         _trace();
9181         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9182         [changesItem setBadgeValue:badge];
9183         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9184         [self setApplicationIconBadgeNumber:changes];
9185     } else {
9186         _trace();
9187         [changesItem setBadgeValue:nil];
9188         [changesItem setAnimatedBadge:NO];
9189         [self setApplicationIconBadgeNumber:0];
9190     }
9191
9192     [self _updateData];
9193
9194     [self refreshIfPossible];
9195 }
9196
9197 - (void) updateData {
9198     [self _updateData];
9199 }
9200
9201 - (void) update_ {
9202     [database_ update];
9203 }
9204
9205 - (void) complete {
9206     @synchronized (self) {
9207         [self _reloadDataWithInvocation:nil];
9208     }
9209 }
9210
9211 - (void) disemulate {
9212     if (emulated_ == nil)
9213         return;
9214
9215     [window_ addSubview:[tabbar_ view]];
9216     [[emulated_ view] removeFromSuperview];
9217     [emulated_ release];
9218     emulated_ = nil;
9219     [window_ setUserInteractionEnabled:YES];
9220 }
9221
9222 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9223     UINavigationController *navigation([[[CYNavigationController alloc] initWithRootViewController:controller] autorelease]);
9224     if (IsWildcat_)
9225         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9226
9227     UIViewController *parent;
9228     if (emulated_ == nil)
9229         parent = tabbar_;
9230     else if (!force)
9231         parent = emulated_;
9232     else {
9233         [self disemulate];
9234         parent = tabbar_;
9235     }
9236
9237     [parent presentModalViewController:navigation animated:YES];
9238 }
9239
9240 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9241     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9242
9243     if (navigation != nil)
9244         [navigation pushViewController:progress animated:YES];
9245     else
9246         [self presentModalViewController:progress force:YES];
9247
9248     [progress invoke:invocation withTitle:title];
9249     return progress;
9250 }
9251
9252 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9253     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9254 }
9255
9256 - (void) repairWithInvocation:(NSInvocation *)invocation {
9257     _trace();
9258     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9259     _trace();
9260 }
9261
9262 - (void) repairWithSelector:(SEL)selector {
9263     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9264 }
9265
9266 - (void) syncData {
9267     [self _saveConfig];
9268
9269     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9270     _assert(file != NULL);
9271
9272     for (NSString *key in [Sources_ allKeys]) {
9273         NSDictionary *source([Sources_ objectForKey:key]);
9274
9275         fprintf(file, "%s %s %s\n",
9276             [[source objectForKey:@"Type"] UTF8String],
9277             [[source objectForKey:@"URI"] UTF8String],
9278             [[source objectForKey:@"Distribution"] UTF8String]
9279         );
9280     }
9281
9282     fclose(file);
9283
9284     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9285
9286     [self complete];
9287 }
9288
9289 - (void) addTrivialSource:(NSString *)href {
9290     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9291         @"deb", @"Type",
9292         href, @"URI",
9293         @"./", @"Distribution",
9294     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9295
9296     Changed_ = true;
9297 }
9298
9299 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9300     @synchronized (self) {
9301         [self _reloadDataWithInvocation:invocation];
9302     }
9303 }
9304
9305 - (void) reloadData {
9306     [self reloadDataWithInvocation:nil];
9307 }
9308
9309 - (void) resolve {
9310     pkgProblemResolver *resolver = [database_ resolver];
9311
9312     resolver->InstallProtect();
9313     if (!resolver->Resolve(true))
9314         _error->Discard();
9315 }
9316
9317 - (bool) perform {
9318     // XXX: this is a really crappy way of doing this.
9319     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9320     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9321     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9322     if ([tabbar_ updating])
9323         [tabbar_ cancelUpdate];
9324
9325     if (![database_ prepare])
9326         return false;
9327
9328     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9329     [page setDelegate:self];
9330     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9331     [confirm_ setDelegate:self];
9332
9333     if (IsWildcat_)
9334         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9335     [tabbar_ presentModalViewController:confirm_ animated:YES];
9336
9337     return true;
9338 }
9339
9340 - (void) queue {
9341     @synchronized (self) {
9342         [self perform];
9343     }
9344 }
9345
9346 - (void) clearPackage:(Package *)package {
9347     @synchronized (self) {
9348         [package clear];
9349         [self resolve];
9350         [self perform];
9351     }
9352 }
9353
9354 - (void) installPackages:(NSArray *)packages {
9355     @synchronized (self) {
9356         for (Package *package in packages)
9357             [package install];
9358         [self resolve];
9359         [self perform];
9360     }
9361 }
9362
9363 - (void) installPackage:(Package *)package {
9364     @synchronized (self) {
9365         [package install];
9366         [self resolve];
9367         [self perform];
9368     }
9369 }
9370
9371 - (void) removePackage:(Package *)package {
9372     @synchronized (self) {
9373         [package remove];
9374         [self resolve];
9375         [self perform];
9376     }
9377 }
9378
9379 - (void) distUpgrade {
9380     @synchronized (self) {
9381         if (![database_ upgrade])
9382             return;
9383         [self perform];
9384     }
9385 }
9386
9387 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9388     Queuing_ = false;
9389     ++locked_;
9390     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9391     --locked_;
9392     [self complete];
9393 }
9394
9395 - (void) showSettings {
9396     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9397     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9398     if (IsWildcat_)
9399         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9400     [tabbar_ presentModalViewController:nav animated:YES];
9401 }
9402
9403 - (void) retainNetworkActivityIndicator {
9404     if (activity_++ == 0)
9405         [self setNetworkActivityIndicatorVisible:YES];
9406
9407 #if TraceLogging
9408     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9409 #endif
9410 }
9411
9412 - (void) releaseNetworkActivityIndicator {
9413     if (--activity_ == 0)
9414         [self setNetworkActivityIndicatorVisible:NO];
9415
9416 #if TraceLogging
9417     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9418 #endif
9419
9420 }
9421
9422 - (void) cancelAndClear:(bool)clear {
9423     @synchronized (self) {
9424         if (clear) {
9425             [database_ clear];
9426             Queuing_ = false;
9427         } else {
9428             Queuing_ = true;
9429         }
9430
9431         [self _updateData];
9432     }
9433 }
9434
9435 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9436     NSString *context([alert context]);
9437
9438     if ([context isEqualToString:@"conffile"]) {
9439         FILE *input = [database_ input];
9440         if (button == [alert cancelButtonIndex])
9441             fprintf(input, "N\n");
9442         else if (button == [alert firstOtherButtonIndex])
9443             fprintf(input, "Y\n");
9444         fflush(input);
9445
9446         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9447     } else if ([context isEqualToString:@"fixhalf"]) {
9448         if (button == [alert cancelButtonIndex]) {
9449             @synchronized (self) {
9450                 for (Package *broken in broken_) {
9451                     [broken remove];
9452
9453                     NSString *id = [broken id];
9454                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9455                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9456                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9457                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9458                 }
9459
9460                 [self resolve];
9461                 [self perform];
9462             }
9463         } else if (button == [alert firstOtherButtonIndex]) {
9464             [broken_ removeAllObjects];
9465             [self _loaded];
9466         }
9467
9468         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9469     } else if ([context isEqualToString:@"upgrade"]) {
9470         if (button == [alert firstOtherButtonIndex]) {
9471             @synchronized (self) {
9472                 for (Package *essential in essential_)
9473                     [essential install];
9474
9475                 [self resolve];
9476                 [self perform];
9477             }
9478         } else if (button == [alert firstOtherButtonIndex] + 1) {
9479             [self distUpgrade];
9480         } else if (button == [alert cancelButtonIndex]) {
9481             Ignored_ = YES;
9482         }
9483
9484         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9485     }
9486 }
9487
9488 - (void) system:(NSString *)command { _pooled
9489     _trace();
9490     system([command UTF8String]);
9491     _trace();
9492 }
9493
9494 - (void) applicationWillSuspend {
9495     [database_ clean];
9496     [super applicationWillSuspend];
9497 }
9498
9499 - (BOOL) isSafeToSuspend {
9500     if (locked_ != 0) {
9501 #if !ForRelease
9502         NSLog(@"isSafeToSuspend: locked_ != 0");
9503 #endif
9504         return false;
9505     }
9506
9507     // Use external process status API internally.
9508     // This is probably a really bad idea.
9509     // XXX: what is the point of this? does this solve anything at all?
9510     uint64_t status = 0;
9511     int notify_token;
9512     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9513         notify_get_state(notify_token, &status);
9514         notify_cancel(notify_token);
9515     }
9516
9517     if (status != 0) {
9518 #if !ForRelease
9519         NSLog(@"isSafeToSuspend: status != 0");
9520 #endif
9521         return false;
9522     }
9523
9524 #if !ForRelease
9525     NSLog(@"isSafeToSuspend: -> true");
9526 #endif
9527     return true;
9528 }
9529
9530 - (void) applicationSuspend:(__GSEvent *)event {
9531     if ([self isSafeToSuspend])
9532         [super applicationSuspend:event];
9533 }
9534
9535 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9536     if ([self isSafeToSuspend])
9537         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9538 }
9539
9540 - (void) _setSuspended:(BOOL)value {
9541     if ([self isSafeToSuspend])
9542         [super _setSuspended:value];
9543 }
9544
9545 - (UIProgressHUD *) addProgressHUD {
9546     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9547     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9548
9549     [window_ setUserInteractionEnabled:NO];
9550     [hud show:YES];
9551
9552     UIViewController *target = tabbar_;
9553     while ([target modalViewController] != nil) target = [target modalViewController];
9554     [[target view] addSubview:hud];
9555
9556     ++locked_;
9557     return hud;
9558 }
9559
9560 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9561     [hud show:NO];
9562     [hud removeFromSuperview];
9563     [window_ setUserInteractionEnabled:YES];
9564     --locked_;
9565 }
9566
9567 - (CYViewController *) pageForPackage:(NSString *)name {
9568     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9569 }
9570
9571 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9572     NSString *scheme([[url scheme] lowercaseString]);
9573     if ([[url absoluteString] length] <= [scheme length] + 3)
9574         return nil;
9575     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9576     NSArray *components([path pathComponents]);
9577
9578     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9579         return [self pageForPackage:[components objectAtIndex:1]];
9580
9581     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9582         return nil;
9583
9584     NSString *base([components objectAtIndex:0]);
9585
9586     CYViewController *controller = nil;
9587
9588     if ([base isEqualToString:@"url"]) {
9589         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9590         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9591         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9592     } else if (!external && [components count] == 1) {
9593         if ([base isEqualToString:@"manage"]) {
9594             controller = [[[ManageController alloc] init] autorelease];
9595         }
9596
9597         if ([base isEqualToString:@"sources"]) {
9598             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9599         }
9600
9601         if ([base isEqualToString:@"home"]) {
9602             controller = [[[HomeController alloc] init] autorelease];
9603         }
9604
9605         if ([base isEqualToString:@"sections"]) {
9606             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9607         }
9608
9609         if ([base isEqualToString:@"search"]) {
9610             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9611         }
9612
9613         if ([base isEqualToString:@"changes"]) {
9614             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9615         }
9616
9617         if ([base isEqualToString:@"installed"]) {
9618             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9619         }
9620     } else if ([components count] == 2) {
9621         NSString *argument = [components objectAtIndex:1];
9622
9623         if ([base isEqualToString:@"package"]) {
9624             controller = [self pageForPackage:argument];
9625         }
9626
9627         if (!external && [base isEqualToString:@"search"]) {
9628             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9629             [(SearchController *)controller setSearchTerm:argument];
9630         }
9631
9632         if (!external && [base isEqualToString:@"sections"]) {
9633             if ([argument isEqualToString:@"all"])
9634                 argument = nil;
9635             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9636         }
9637
9638         if (!external && [base isEqualToString:@"sources"]) {
9639             if ([argument isEqualToString:@"add"]) {
9640                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9641                 [(SourcesController *)controller showAddSourcePrompt];
9642             } else {
9643                 Source *source = [database_ sourceWithKey:argument];
9644                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9645             }
9646         }
9647
9648         if (!external && [base isEqualToString:@"launch"]) {
9649             [self launchApplicationWithIdentifier:argument suspended:NO];
9650             return nil;
9651         }
9652     } else if (!external && [components count] == 3) {
9653         NSString *arg1 = [components objectAtIndex:1];
9654         NSString *arg2 = [components objectAtIndex:2];
9655
9656         if ([base isEqualToString:@"package"]) {
9657             if ([arg2 isEqualToString:@"settings"]) {
9658                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9659             } else if ([arg2 isEqualToString:@"files"]) {
9660                 if (Package *package = [database_ packageWithName:arg1]) {
9661                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9662                     [(FileTable *)controller setPackage:package];
9663                 }
9664             }
9665         }
9666     }
9667
9668     [controller setDelegate:self];
9669     return controller;
9670 }
9671
9672 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9673     CYViewController *page([self pageForURL:url forExternal:external]);
9674
9675     if (page != nil) {
9676         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9677         [nav setViewControllers:[NSArray arrayWithObject:page]];
9678         [tabbar_ setUnselectedViewController:nav];
9679     }
9680
9681     return page != nil;
9682 }
9683
9684 - (void) applicationOpenURL:(NSURL *)url {
9685     [super applicationOpenURL:url];
9686
9687     if (!loaded_) starturl_ = [url retain];
9688     else [self openCydiaURL:url forExternal:YES];
9689 }
9690
9691 - (void) applicationWillResignActive:(UIApplication *)application {
9692     // Stop refreshing if you get a phone call or lock the device.
9693     if ([tabbar_ updating])
9694         [tabbar_ cancelUpdate];
9695
9696     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9697         [super applicationWillResignActive:application];
9698 }
9699
9700 - (void) applicationWillTerminate:(UIApplication *)application {
9701     Changed_ = true;
9702     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9703     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9704     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9705
9706     [self _saveConfig];
9707 }
9708
9709 - (void) setConfigurationData:(NSString *)data {
9710     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9711
9712     if (!conffile_r(data)) {
9713         lprintf("E:invalid conffile\n");
9714         return;
9715     }
9716
9717     NSString *ofile = conffile_r[1];
9718     //NSString *nfile = conffile_r[2];
9719
9720     UIAlertView *alert = [[[UIAlertView alloc]
9721         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9722         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9723         delegate:self
9724         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9725         otherButtonTitles:
9726             UCLocalize("ACCEPT_NEW_COPY"),
9727             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9728         nil
9729     ] autorelease];
9730
9731     [alert setContext:@"conffile"];
9732     [alert setNumberOfRows:2];
9733     [alert show];
9734 }
9735
9736 - (void) addStashController {
9737     ++locked_;
9738     stash_ = [[StashController alloc] init];
9739     [window_ addSubview:[stash_ view]];
9740 }
9741
9742 - (void) removeStashController {
9743     [[stash_ view] removeFromSuperview];
9744     [stash_ release];
9745     --locked_;
9746 }
9747
9748 - (void) stash {
9749     [self setIdleTimerDisabled:YES];
9750
9751     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9752     UpdateExternalStatus(1);
9753     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9754     UpdateExternalStatus(0);
9755
9756     [self removeStashController];
9757
9758     if (ExecFork() == 0) {
9759         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9760         perror("launchctl stop");
9761     }
9762 }
9763
9764 - (void) setupViewControllers {
9765     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9766
9767     NSMutableArray *items([NSMutableArray arrayWithObjects:
9768         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9769         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9770         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9771         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9772     nil]);
9773
9774     if (IsWildcat_) {
9775         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9776         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9777     } else {
9778         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9779     }
9780
9781     NSMutableArray *controllers([NSMutableArray array]);
9782     for (UITabBarItem *item in items) {
9783         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9784         [controller setTabBarItem:item];
9785         [controllers addObject:controller];
9786     }
9787     [tabbar_ setViewControllers:controllers];
9788
9789     [tabbar_ setUpdateDelegate:self];
9790 }
9791
9792 - (void) applicationDidFinishLaunching:(id)unused {
9793 _trace();
9794     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9795         [self setApplicationSupportsShakeToEdit:NO];
9796
9797     @synchronized (HostConfig_) {
9798         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9799     }
9800
9801     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9802         initWithMemoryCapacity:524288
9803         diskCapacity:10485760
9804         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9805     ] autorelease]];
9806
9807     [CYBrowserController _initialize];
9808
9809     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9810
9811     Font12_ = [[UIFont systemFontOfSize:12] retain];
9812     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9813     Font14_ = [[UIFont systemFontOfSize:14] retain];
9814     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9815     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9816
9817     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9818     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9819
9820     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9821     [window_ orderFront:self];
9822     [window_ makeKey:self];
9823     [window_ setHidden:NO];
9824
9825     if (
9826         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9827         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9828         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9829         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9830         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9831         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9832         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9833         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9834         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9835         false
9836     ) {
9837         [self addStashController];
9838         // XXX: this would be much cleaner as a yieldToSelector:
9839         // that way the removeStashController could happen right here inline
9840         // we also could no longer require the useless stash_ field anymore
9841         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9842         return;
9843     }
9844
9845     database_ = [Database sharedInstance];
9846     [database_ setDelegate:self];
9847
9848     [window_ setUserInteractionEnabled:NO];
9849     [self setupViewControllers];
9850
9851     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9852     [window_ addSubview:[emulated_ view]];
9853
9854     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9855 _trace();
9856 }
9857
9858 - (NSArray *) defaultStartPages {
9859     NSMutableArray *standard = [NSMutableArray array];
9860     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9861     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9862     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9863     if (!IsWildcat_) {
9864         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9865     } else {
9866         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9867         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9868     }
9869     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9870     return standard;
9871 }
9872
9873 - (void) loadData {
9874 _trace();
9875     if (Role_ == nil) {
9876         [window_ setUserInteractionEnabled:YES];
9877         [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9878         return;
9879     } else {
9880         if ([emulated_ modalViewController] != nil)
9881             [emulated_ dismissModalViewControllerAnimated:YES];
9882         [window_ setUserInteractionEnabled:NO];
9883     }
9884
9885     [self reloadData];
9886     PrintTimes();
9887
9888     [self disemulate];
9889
9890     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9891     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9892     int standardIndex = 0;
9893     NSArray *standard = [self defaultStartPages];
9894
9895     BOOL valid = YES;
9896
9897     if (saved == nil)
9898         valid = NO;
9899
9900     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9901     if (valid && closed != nil) {
9902         NSTimeInterval interval([closed timeIntervalSinceNow]);
9903         // XXX: Is 15 minutes the optimal time here?
9904         if (interval > 0 && interval <= -(15*60))
9905             valid = NO;
9906     }
9907
9908     if (valid && [saved count] != [standard count])
9909         valid = NO;
9910
9911     if (valid) {
9912         for (unsigned int i = 0; i < [standard count]; i++) {
9913             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9914             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9915             //      but it's good enough for now.
9916             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9917                 valid = NO;
9918                 break;
9919             }
9920         }
9921     }
9922
9923     NSArray *items = nil;
9924     if (valid) {
9925         [tabbar_ setSelectedIndex:savedIndex];
9926         items = saved;
9927     } else {
9928         [tabbar_ setSelectedIndex:standardIndex];
9929         items = standard;
9930     }
9931
9932     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9933         NSArray *stack = [items objectAtIndex:tab];
9934         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9935         NSMutableArray *current = [NSMutableArray array];
9936
9937         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9938             NSString *addr = [stack objectAtIndex:nav];
9939             NSURL *url = [NSURL URLWithString:addr];
9940             CYViewController *page = [self pageForURL:url forExternal:NO];
9941             if (page != nil)
9942                 [current addObject:page];
9943         }
9944
9945         [navigation setViewControllers:current];
9946     }
9947
9948     // (Try to) show the startup URL.
9949     if (starturl_ != nil) {
9950         [self openCydiaURL:starturl_ forExternal:NO];
9951         [starturl_ release];
9952         starturl_ = nil;
9953     }
9954 }
9955
9956 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9957     if (item != nil && IsWildcat_) {
9958         [sheet showFromBarButtonItem:item animated:YES];
9959     } else {
9960         [sheet showInView:window_];
9961     }
9962 }
9963
9964 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9965     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9966     [progress setTitle:task];
9967     [progress addProgressEvent:event];
9968 }
9969
9970 - (void) addProgressEventForTask:(NSArray *)data {
9971     CydiaProgressEvent *event([data objectAtIndex:0]);
9972     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9973     [self addProgressEvent:event forTask:task];
9974 }
9975
9976 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9977     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9978 }
9979
9980 @end
9981
9982 /*IMP alloc_;
9983 id Alloc_(id self, SEL selector) {
9984     id object = alloc_(self, selector);
9985     lprintf("[%s]A-%p\n", self->isa->name, object);
9986     return object;
9987 }*/
9988
9989 /*IMP dealloc_;
9990 id Dealloc_(id self, SEL selector) {
9991     id object = dealloc_(self, selector);
9992     lprintf("[%s]D-%p\n", self->isa->name, object);
9993     return object;
9994 }*/
9995
9996 Class $WebDefaultUIKitDelegate;
9997
9998 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9999     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
10000         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
10001     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
10002 }
10003
10004 static NSNumber *shouldPlayKeyboardSounds;
10005
10006 Class $UIHardware;
10007
10008 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
10009     switch (sound) {
10010         case 1104: // Keyboard Button Clicked
10011         case 1105: // Keyboard Delete Repeated
10012             if (shouldPlayKeyboardSounds == nil) {
10013                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
10014                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
10015             }
10016
10017             if (![shouldPlayKeyboardSounds boolValue])
10018                 break;
10019
10020         default:
10021             _UIHardware$_playSystemSound$(self, _cmd, sound);
10022     }
10023 }
10024
10025 Class $UIApplication;
10026
10027 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
10028     static BOOL initialized = NO;
10029     static BOOL started = NO;
10030
10031     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
10032     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
10033
10034     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
10035         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
10036         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
10037         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
10038
10039         if (initialized && !enabled) {
10040             initialized = NO;
10041             [bundle performSelector:@selector(_accessibilityStopServer)];
10042         } else if (enabled) {
10043             initialized = YES;
10044             if (!started) {
10045                 started = YES;
10046                 [bundle performSelector:@selector(_accessibilityStartServer)];
10047             }
10048         }
10049     }
10050 }
10051
10052 Class $NSURLConnection;
10053
10054 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10055     NSMutableURLRequest *copy([request mutableCopy]);
10056
10057     NSURL *url([copy URL]);
10058     NSString *host([url host]);
10059     NSString *scheme([[url scheme] lowercaseString]);
10060
10061     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10062
10063     @synchronized (HostConfig_) {
10064         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10065             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10066                 [copy setHTTPShouldUsePipelining:YES];
10067     }
10068
10069     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10070     } return self;
10071 }
10072
10073 int main(int argc, char *argv[]) { _pooled
10074     _trace();
10075
10076     UpdateExternalStatus(0);
10077
10078     if (Class $UIDevice = objc_getClass("UIDevice")) {
10079         UIDevice *device([$UIDevice currentDevice]);
10080         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10081     } else
10082         IsWildcat_ = false;
10083
10084     UIScreen *screen([UIScreen mainScreen]);
10085     if ([screen respondsToSelector:@selector(scale)])
10086         ScreenScale_ = [screen scale];
10087     else
10088         ScreenScale_ = 1;
10089
10090     UIDevice *device([UIDevice currentDevice]);
10091     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10092         Idiom_ = @"iphone";
10093     else {
10094         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10095         if (idiom == UIUserInterfaceIdiomPhone)
10096             Idiom_ = @"iphone";
10097         else if (idiom == UIUserInterfaceIdiomPad)
10098             Idiom_ = @"ipad";
10099         else
10100             NSLog(@"unknown UIUserInterfaceIdiom!");
10101     }
10102
10103     SessionData_ = [[NSMutableDictionary alloc] initWithCapacity:4];
10104
10105     HostConfig_ = [[NSObject alloc] init];
10106     @synchronized (HostConfig_) {
10107         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10108         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10109     }
10110
10111     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
10112
10113     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10114
10115     /* Library Hacks {{{ */
10116     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10117
10118     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10119     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10120     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10121         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10122         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10123     }
10124
10125     $NSURLConnection = objc_getClass("NSURLConnection");
10126     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10127     if (NSURLConnection$init$ != NULL) {
10128         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10129         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10130     }
10131
10132     $UIHardware = objc_getClass("UIHardware");
10133     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
10134     if (UIHardware$_playSystemSound$ != NULL) {
10135         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
10136         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
10137     }
10138
10139     $UIApplication = objc_getClass("UIApplication");
10140     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
10141     if (UIApplication$_updateApplicationAccessibility != NULL) {
10142         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
10143         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
10144     }
10145     /* }}} */
10146     /* Set Locale {{{ */
10147     Locale_ = CFLocaleCopyCurrent();
10148     Languages_ = [NSLocale preferredLanguages];
10149
10150     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10151     //NSLog(@"%@", [Languages_ description]);
10152
10153     const char *lang;
10154     if (Locale_ != NULL)
10155         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10156     else if (Languages_ == nil || [Languages_ count] == 0)
10157         // XXX: consider just setting to C and then falling through?
10158         lang = NULL;
10159     else {
10160         lang = [[Languages_ objectAtIndex:0] UTF8String];
10161         setenv("LANG", lang, true);
10162         std::setlocale(LC_ALL, lang);
10163     }
10164
10165     NSLog(@"Setting Language: %s", lang);
10166     /* }}} */
10167
10168     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10169
10170     /* Parse Arguments {{{ */
10171     bool substrate(false);
10172
10173     if (argc != 0) {
10174         char **args(argv);
10175         int arge(1);
10176
10177         for (int argi(1); argi != argc; ++argi)
10178             if (strcmp(argv[argi], "--") == 0) {
10179                 arge = argi;
10180                 argv[argi] = argv[0];
10181                 argv += argi;
10182                 argc -= argi;
10183                 break;
10184             }
10185
10186         for (int argi(1); argi != arge; ++argi)
10187             if (strcmp(args[argi], "--substrate") == 0)
10188                 substrate = true;
10189             else
10190                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10191     }
10192     /* }}} */
10193
10194     App_ = [[NSBundle mainBundle] bundlePath];
10195     Advanced_ = YES;
10196
10197     setuid(0);
10198     setgid(0);
10199
10200     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10201     alloc_ = alloc->method_imp;
10202     alloc->method_imp = (IMP) &Alloc_;*/
10203
10204     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10205     dealloc_ = dealloc->method_imp;
10206     dealloc->method_imp = (IMP) &Dealloc_;*/
10207
10208     /* System Information {{{ */
10209     size_t size;
10210
10211     int maxproc;
10212     size = sizeof(maxproc);
10213     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10214         perror("sysctlbyname(\"kern.maxproc\", ?)");
10215     else if (maxproc < 64) {
10216         maxproc = 64;
10217         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10218             perror("sysctlbyname(\"kern.maxproc\", #)");
10219     }
10220
10221     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10222     char *osversion = new char[size];
10223     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10224         perror("sysctlbyname(\"kern.osversion\", ?)");
10225     else
10226         System_ = [NSString stringWithUTF8String:osversion];
10227
10228     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10229     char *machine = new char[size];
10230     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10231         perror("sysctlbyname(\"hw.machine\", ?)");
10232     else
10233         Machine_ = machine;
10234
10235     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
10236         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
10237             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
10238                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
10239                 CFRelease(serial);
10240             }
10241
10242             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
10243                 NSData *data((NSData *) ecid);
10244                 size_t length([data length]);
10245                 uint8_t bytes[length];
10246                 [data getBytes:bytes];
10247                 char string[length * 2 + 1];
10248                 for (size_t i(0); i != length; ++i)
10249                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10250                 ChipID_ = [NSString stringWithUTF8String:string];
10251                 CFRelease(ecid);
10252             }
10253
10254             IOObjectRelease(service);
10255         }
10256     }
10257
10258     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10259
10260     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10261     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10262     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10263
10264     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10265     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10266     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10267
10268     if (mcc != NULL && mnc != NULL)
10269         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10270
10271     if (mnc != NULL)
10272         CFRelease(mnc);
10273     if (mcc != NULL)
10274         CFRelease(mcc);
10275
10276     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10277         Build_ = [system objectForKey:@"ProductBuildVersion"];
10278     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10279         Product_ = [info objectForKey:@"SafariProductVersion"];
10280         Safari_ = [info objectForKey:@"CFBundleVersion"];
10281     }
10282     /* }}} */
10283     /* Load Database {{{ */
10284     _trace();
10285     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10286     _trace();
10287     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10288
10289     if (Metadata_ == NULL)
10290         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10291     else {
10292         Settings_ = [Metadata_ objectForKey:@"Settings"];
10293
10294         Packages_ = [Metadata_ objectForKey:@"Packages"];
10295         Sections_ = [Metadata_ objectForKey:@"Sections"];
10296         Sources_ = [Metadata_ objectForKey:@"Sources"];
10297
10298         Token_ = [Metadata_ objectForKey:@"Token"];
10299     }
10300
10301     if (Settings_ != nil)
10302         Role_ = [Settings_ objectForKey:@"Role"];
10303
10304     if (Sections_ == nil) {
10305         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10306         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10307     }
10308
10309     if (Sources_ == nil) {
10310         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10311         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10312     }
10313     /* }}} */
10314
10315     _trace();
10316     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10317     _trace();
10318
10319     if (Packages_ != nil) {
10320         bool fail(false);
10321         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10322         _trace();
10323
10324         if (!fail) {
10325             [Metadata_ removeObjectForKey:@"Packages"];
10326             Packages_ = nil;
10327             Changed_ = true;
10328         }
10329     }
10330
10331     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10332
10333 #define MobileSubstrate_(name) \
10334     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10335         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10336         if (handle == NULL) \
10337             NSLog(@"%s", dlerror()); \
10338     }
10339
10340     MobileSubstrate_(Activator)
10341     MobileSubstrate_(libstatusbar)
10342     MobileSubstrate_(SimulatedKeyEvents)
10343     MobileSubstrate_(WinterBoard)
10344
10345     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10346         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10347
10348     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10349
10350     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10351         unlink("/tmp/.cydia.fw");
10352         goto firmware;
10353     } else if (access("/User", F_OK) != 0 || version < 4) {
10354       firmware:
10355         _trace();
10356         system("/usr/libexec/cydia/firmware.sh");
10357         _trace();
10358     }
10359
10360     _assert([[NSFileManager defaultManager]
10361         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10362         withIntermediateDirectories:YES
10363         attributes:nil
10364         error:NULL
10365     ]);
10366
10367     if (access("/tmp/cydia.chk", F_OK) == 0) {
10368         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10369             _assert(errno == ENOENT);
10370         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10371             _assert(errno == ENOENT);
10372     }
10373
10374     /* APT Initialization {{{ */
10375     _assert(pkgInitConfig(*_config));
10376     _assert(pkgInitSystem(*_config, _system));
10377
10378     if (lang != NULL)
10379         _config->Set("APT::Acquire::Translation", lang);
10380
10381     // XXX: this timeout might be important :(
10382     //_config->Set("Acquire::http::Timeout", 15);
10383
10384     _config->Set("Acquire::http::MaxParallel", 3);
10385     /* }}} */
10386     /* Color Choices {{{ */
10387     space_ = CGColorSpaceCreateDeviceRGB();
10388
10389     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10390     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10391     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10392     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10393     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10394     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10395     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10396     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10397     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10398
10399     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10400     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10401     /* }}}*/
10402     /* UIKit Configuration {{{ */
10403     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10404     if ($GSFontSetUseLegacyFontMetrics != NULL)
10405         $GSFontSetUseLegacyFontMetrics(YES);
10406
10407     // XXX: I have a feeling this was important
10408     //UIKeyboardDisableAutomaticAppearance();
10409     /* }}} */
10410
10411     Colon_ = UCLocalize("COLON_DELIMITED");
10412     Elision_ = UCLocalize("ELISION");
10413     Error_ = UCLocalize("ERROR");
10414     Warning_ = UCLocalize("WARNING");
10415
10416     _trace();
10417     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10418
10419     CGColorSpaceRelease(space_);
10420     CFRelease(Locale_);
10421
10422     return value;
10423 }