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 #include "Version.h"
 130 /* }}} */
 131
 132 /* Profiler {{{ */
 133 struct timeval _ltv;
 134 bool _itv;
 135
 136 #define _timestamp ({ \
 137     struct timeval tv; \
 138     gettimeofday(&tv, NULL); \
 139     tv.tv_sec * 1000000 + tv.tv_usec; \
 140 })
 141
 142 typedef std::vector<class ProfileTime *> TimeList;
 143 TimeList times_;
 144
 145 class ProfileTime {
 146   private:
 147     const char *name_;
 148     uint64_t total_;
 149     uint64_t count_;
 150
 151   public:
 152     ProfileTime(const char *name) :
 153         name_(name),
 154         total_(0)
 155     {
 156         times_.push_back(this);
 157     }
 158
 159     void AddTime(uint64_t time) {
 160         total_ += time;
 161         ++count_;
 162     }
 163
 164     void Print() {
 165         if (total_ != 0)
 166             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 167         total_ = 0;
 168         count_ = 0;
 169     }
 170 };
 171
 172 class ProfileTimer {
 173   private:
 174     ProfileTime &time_;
 175     uint64_t start_;
 176
 177   public:
 178     ProfileTimer(ProfileTime &time) :
 179         time_(time),
 180         start_(_timestamp)
 181     {
 182     }
 183
 184     ~ProfileTimer() {
 185         time_.AddTime(_timestamp - start_);
 186     }
 187 };
 188
 189 void PrintTimes() {
 190     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 191         (*i)->Print();
 192     std::cerr << "========" << std::endl;
 193 }
 194
 195 #define _profile(name) { \
 196     static ProfileTime name(#name); \
 197     ProfileTimer _ ## name(name);
 198
 199 #define _end }
 200 /* }}} */
 201
 202 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 203
 204 #define CYPoolStart() \
 205     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 206     do
 207 #define CYPoolEnd() \
 208     while (false); \
 209     [_pool release];
 210
 211 // Hash Functions/Structures {{{
 212 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 213
 214 union SplitHash {
 215     uint32_t u32;
 216     uint16_t u16[2];
 217 };
 218 // }}}
 219
 220 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 221
 222 static _finline NSString *CydiaURL(NSString *path) {
 223     char page[26];
 224     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 225     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 226     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 227     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 228     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 229     page[25] = '\0';
 230     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 231 }
 232
 233 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 234     int notify_token;
 235     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 236         notify_set_state(notify_token, newStatus);
 237         notify_cancel(notify_token);
 238     }
 239     notify_post("com.saurik.Cydia.status");
 240 }
 241
 242 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 243 @interface NSObject (Cydia)
 244 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 245 - (id) yieldToSelector:(SEL)selector;
 246 @end
 247
 248 @implementation NSObject (Cydia)
 249
 250 - (void) doNothing {
 251 }
 252
 253 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 254     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 255     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 256     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 257
 258     /* XXX: deal with exceptions */
 259     id value([self performSelector:selector withObject:object]);
 260
 261     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 262     [context removeAllObjects];
 263     if ([signature methodReturnLength] != 0 && value != nil)
 264         [context addObject:value];
 265
 266     stopped = true;
 267
 268     [self
 269         performSelectorOnMainThread:@selector(doNothing)
 270         withObject:nil
 271         waitUntilDone:NO
 272     ];
 273 }
 274
 275 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 276     volatile bool stopped(false);
 277
 278     NSMutableArray *context([NSMutableArray arrayWithObjects:
 279         [NSValue valueWithPointer:selector],
 280         [NSValue valueWithNonretainedObject:object],
 281         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 282     nil]);
 283
 284     NSThread *thread([[[NSThread alloc]
 285         initWithTarget:self
 286         selector:@selector(_yieldToContext:)
 287         object:context
 288     ] autorelease]);
 289
 290     [thread start];
 291
 292     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 293     NSDate *future([NSDate distantFuture]);
 294     NSString *mode([loop currentMode] ?: NSDefaultRunLoopMode);
 295
 296     while (!stopped && [loop runMode:mode beforeDate:future]);
 297
 298     return [context count] == 0 ? nil : [context objectAtIndex:0];
 299 }
 300
 301 - (id) yieldToSelector:(SEL)selector {
 302     return [self yieldToSelector:selector withObject:nil];
 303 }
 304
 305 @end
 306 /* }}} */
 307
 308 /* Cydia Alert View {{{ */
 309 @interface CYAlertView : UIAlertView {
 310     unsigned button_;
 311 }
 312
 313 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 314
 315 @end
 316
 317 @implementation CYAlertView
 318
 319 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 320     if ((self = [super init]) != nil) {
 321         [self setTitle:title];
 322         [self setDelegate:self];
 323         for (NSString *button in buttons) [self addButtonWithTitle:button];
 324         [self setCancelButtonIndex:index];
 325     } return self;
 326 }
 327
 328 - (void) _updateFrameForDisplay {
 329     [super _updateFrameForDisplay];
 330     if ([self cancelButtonIndex] == -1) {
 331         NSArray *buttons = [self buttons];
 332         if ([buttons count]) {
 333             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 334             for (UIThreePartButton *button in buttons)
 335                 [button setBackground:background forState:0];
 336         }
 337     }
 338 }
 339
 340 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 341     button_ = buttonIndex + 1;
 342 }
 343
 344 - (void) dismiss {
 345     [self dismissWithClickedButtonIndex:-1 animated:YES];
 346 }
 347
 348 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 349     [self setRunsModal:YES];
 350     button_ = 0;
 351     [self show];
 352     return button_;
 353 }
 354
 355 @end
 356 /* }}} */
 357
 358 /* NSForcedOrderingSearch doesn't work on the iPhone */
 359 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 360 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 361 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 362
 363 #define lprintf(args...) fprintf(stderr, args)
 364
 365 #define ForRelease 1
 366 #define TraceLogging (1 && !ForRelease)
 367 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 368 #define ProfileTimes (0 && !ForRelease)
 369 #define ForSaurik (0 && !ForRelease)
 370 #define LogBrowser (0 && !ForRelease)
 371 #define TrackResize (0 && !ForRelease)
 372 #define ManualRefresh (1 && !ForRelease)
 373 #define ShowInternals (0 && !ForRelease)
 374 #define AlwaysReload (0 && !ForRelease)
 375 #define TryIndexedCollation (0 && !ForRelease)
 376
 377 #if !TraceLogging
 378 #undef _trace
 379 #define _trace(args...)
 380 #endif
 381
 382 #if !ProfileTimes
 383 #undef _profile
 384 #define _profile(name) {
 385 #undef _end
 386 #define _end }
 387 #define PrintTimes() do {} while (false)
 388 #endif
 389
 390 /* Radix Sort {{{ */
 391 typedef uint32_t (*SKRadixFunction)(id, void *);
 392
 393 @interface NSMutableArray (Radix)
 394 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 395 @end
 396
 397 struct RadixItem_ {
 398     size_t index;
 399     uint32_t key;
 400 };
 401
 402 @implementation NSMutableArray (Radix)
 403
 404 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 405     size_t count([self count]);
 406     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 407
 408     for (size_t i(0); i != count; ++i) {
 409         RadixItem_ &item(swap[i]);
 410         item.index = i;
 411
 412         id object([self objectAtIndex:i]);
 413         item.key = function(object, argument);
 414     }
 415
 416     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 417
 418     static const size_t width = 32;
 419     static const size_t bits = 11;
 420     static const size_t slots = 1 << bits;
 421     static const size_t passes = (width + (bits - 1)) / bits;
 422
 423     size_t *hist(new size_t[slots]);
 424
 425     for (size_t pass(0); pass != passes; ++pass) {
 426         memset(hist, 0, sizeof(size_t) * slots);
 427
 428         for (size_t i(0); i != count; ++i) {
 429             uint32_t key(lhs[i].key);
 430             key >>= pass * bits;
 431             key &= _not(uint32_t) >> width - bits;
 432             ++hist[key];
 433         }
 434
 435         size_t offset(0);
 436         for (size_t i(0); i != slots; ++i) {
 437             size_t local(offset);
 438             offset += hist[i];
 439             hist[i] = local;
 440         }
 441
 442         for (size_t i(0); i != count; ++i) {
 443             uint32_t key(lhs[i].key);
 444             key >>= pass * bits;
 445             key &= _not(uint32_t) >> width - bits;
 446             rhs[hist[key]++] = lhs[i];
 447         }
 448
 449         RadixItem_ *tmp(lhs);
 450         lhs = rhs;
 451         rhs = tmp;
 452     }
 453
 454     delete [] hist;
 455
 456     const void **values(new const void *[count]);
 457     for (size_t i(0); i != count; ++i)
 458         values[i] = [self objectAtIndex:lhs[i].index];
 459     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 460     delete [] values;
 461
 462     delete [] swap;
 463 }
 464
 465 @end
 466 /* }}} */
 467 /* Insertion Sort {{{ */
 468
 469 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 470     const char *ptr = (const char *)list;
 471     while (0 < count) {
 472         CFIndex half = count / 2;
 473         const char *probe = ptr + elementSize * half;
 474         CFComparisonResult cr = comparator(element, probe, context);
 475     if (0 == cr) return (probe - (const char *)list) / elementSize;
 476         ptr = (cr < 0) ? ptr : probe + elementSize;
 477         count = (cr < 0) ? half : (half + (count & 1) - 1);
 478     }
 479     return (ptr - (const char *)list) / elementSize;
 480 }
 481
 482 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 483     const char *ptr = (const char *)list;
 484     while (0 < count) {
 485         CFIndex half = count / 2;
 486         const char *probe = ptr + elementSize * half;
 487         CFComparisonResult cr = comparator(element, probe, context);
 488     if (0 == cr) return (probe - (const char *)list) / elementSize;
 489         ptr = (cr < 0) ? ptr : probe + elementSize;
 490         count = (cr < 0) ? half : (half + (count & 1) - 1);
 491     }
 492     return (ptr - (const char *)list) / elementSize;
 493 }
 494
 495 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 496     if (range.length == 0)
 497         return;
 498     const void **values(new const void *[range.length]);
 499     CFArrayGetValues(array, range, values);
 500
 501 #if HistogramInsertionSort > 0
 502     uint32_t total(0), *offsets(new uint32_t[range.length]);
 503 #endif
 504
 505     for (CFIndex index(1); index != range.length; ++index) {
 506         const void *value(values[index]);
 507         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 508         CFIndex correct(index);
 509         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 510 #if HistogramInsertionSort > 1
 511             NSLog(@"%@ < %@", value, values[correct - 1]);
 512 #endif
 513             if (--correct == 0)
 514                 break;
 515         }
 516         if (correct != index) {
 517             size_t offset(index - correct);
 518 #if HistogramInsertionSort
 519             total += offset;
 520             ++offsets[offset];
 521             if (offset > 10)
 522                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 523 #endif
 524             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 525             values[correct] = value;
 526         }
 527     }
 528
 529     CFArrayReplaceValues(array, range, values, range.length);
 530     delete [] values;
 531
 532 #if HistogramInsertionSort > 0
 533     for (CFIndex index(0); index != range.length; ++index)
 534         if (offsets[index] != 0)
 535             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 536     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 537     delete [] offsets;
 538 #endif
 539 }
 540
 541 /* }}} */
 542
 543 /* Apple Bug Fixes {{{ */
 544 @implementation UIWebDocumentView (Cydia)
 545
 546 - (void) _setScrollerOffset:(CGPoint)offset {
 547     UIScroller *scroller([self _scroller]);
 548
 549     CGSize size([scroller contentSize]);
 550     CGSize bounds([scroller bounds].size);
 551
 552     CGPoint max;
 553     max.x = size.width - bounds.width;
 554     max.y = size.height - bounds.height;
 555
 556     // wtf Apple?!
 557     if (max.x < 0)
 558         max.x = 0;
 559     if (max.y < 0)
 560         max.y = 0;
 561
 562     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 563     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 564
 565     [scroller setOffset:offset];
 566 }
 567
 568 @end
 569 /* }}} */
 570
 571 @interface NSInvocation (Cydia)
 572 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target;
 573 @end
 574
 575 @implementation NSInvocation (Cydia)
 576
 577 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target {
 578     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
 579     [invocation setTarget:target];
 580     [invocation setSelector:selector];
 581     return invocation;
 582 }
 583
 584 @end
 585
 586 @implementation WebScriptObject (NSFastEnumeration)
 587
 588 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 589     size_t length([self count] - state->state);
 590     if (length <= 0)
 591         return 0;
 592     else if (length > count)
 593         length = count;
 594     for (size_t i(0); i != length; ++i)
 595         objects[i] = [self objectAtIndex:state->state++];
 596     state->itemsPtr = objects;
 597     state->mutationsPtr = (unsigned long *) self;
 598     return length;
 599 }
 600
 601 @end
 602
 603 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 604     size_t length([self length] - state->state);
 605     if (length <= 0)
 606         return 0;
 607     else if (length > count)
 608         length = count;
 609     for (size_t i(0); i != length; ++i)
 610         objects[i] = [self item:state->state++];
 611     state->itemsPtr = objects;
 612     state->mutationsPtr = (unsigned long *) self;
 613     return length;
 614 }
 615
 616 /* Cydia NSString Additions {{{ */
 617 @interface NSString (Cydia)
 618 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 619 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 620 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 621 - (NSComparisonResult) compareByPath:(NSString *)other;
 622 - (NSString *) stringByCachingURLWithCurrentCDN;
 623 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 624 @end
 625
 626 @implementation NSString (Cydia)
 627
 628 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 629     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 630 }
 631
 632 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 633     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 634     memcpy(data, bytes, length);
 635     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 636 }
 637
 638 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 639     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 640 }
 641
 642 - (NSComparisonResult) compareByPath:(NSString *)other {
 643     NSString *prefix = [self commonPrefixWithString:other options:0];
 644     size_t length = [prefix length];
 645
 646     NSRange lrange = NSMakeRange(length, [self length] - length);
 647     NSRange rrange = NSMakeRange(length, [other length] - length);
 648
 649     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 650     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 651
 652     NSComparisonResult value;
 653
 654     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 655         value = NSOrderedSame;
 656     else if (lrange.location == NSNotFound)
 657         value = NSOrderedAscending;
 658     else if (rrange.location == NSNotFound)
 659         value = NSOrderedDescending;
 660     else
 661         value = NSOrderedSame;
 662
 663     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 664         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 665     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 666         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 667
 668     NSComparisonResult result = [lpath compare:rpath];
 669     return result == NSOrderedSame ? value : result;
 670 }
 671
 672 - (NSString *) stringByCachingURLWithCurrentCDN {
 673     return [self
 674         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 675         withString:@"://cache.cydia.saurik.com/"
 676     ];
 677 }
 678
 679 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 680     return [(id)CFURLCreateStringByAddingPercentEscapes(
 681         kCFAllocatorDefault,
 682         (CFStringRef) self,
 683         NULL,
 684         CFSTR(";/?:@&=+$,"),
 685         kCFStringEncodingUTF8
 686     ) autorelease];
 687 }
 688
 689 @end
 690 /* }}} */
 691
 692 /* C++ NSString Wrapper Cache {{{ */
 693 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 694     return size == 0 ? NULL :
 695         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 696         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 697 }
 698
 699 static _finline CFStringRef CYStringCreate(const char *data) {
 700     return CYStringCreate(data, strlen(data));
 701 }
 702
 703 class CYString {
 704   private:
 705     char *data_;
 706     size_t size_;
 707     CFStringRef cache_;
 708
 709     _finline void clear_() {
 710         if (cache_ != NULL) {
 711             CFRelease(cache_);
 712             cache_ = NULL;
 713         }
 714     }
 715
 716   public:
 717     _finline bool empty() const {
 718         return size_ == 0;
 719     }
 720
 721     _finline size_t size() const {
 722         return size_;
 723     }
 724
 725     _finline char *data() const {
 726         return data_;
 727     }
 728
 729     _finline void clear() {
 730         size_ = 0;
 731         clear_();
 732     }
 733
 734     _finline CYString() :
 735         data_(0),
 736         size_(0),
 737         cache_(NULL)
 738     {
 739     }
 740
 741     _finline ~CYString() {
 742         clear_();
 743     }
 744
 745     void operator =(const CYString &rhs) {
 746         data_ = rhs.data_;
 747         size_ = rhs.size_;
 748
 749         if (rhs.cache_ == nil)
 750             cache_ = NULL;
 751         else
 752             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 753     }
 754
 755     void copy(apr_pool_t *pool) {
 756         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 757         memcpy(temp, data_, size_);
 758         temp[size_] = '\0';
 759         data_ = temp;
 760     }
 761
 762     void set(apr_pool_t *pool, const char *data, size_t size) {
 763         if (size == 0)
 764             clear();
 765         else {
 766             clear_();
 767
 768             data_ = const_cast<char *>(data);
 769             size_ = size;
 770
 771             if (pool != NULL)
 772                 copy(pool);
 773         }
 774     }
 775
 776     _finline void set(apr_pool_t *pool, const char *data) {
 777         set(pool, data, data == NULL ? 0 : strlen(data));
 778     }
 779
 780     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 781         set(pool, rhs.data(), rhs.size());
 782     }
 783
 784     bool operator ==(const CYString &rhs) const {
 785         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 786     }
 787
 788     _finline operator CFStringRef() {
 789         if (cache_ == NULL)
 790             cache_ = CYStringCreate(data_, size_);
 791         return cache_;
 792     }
 793
 794     _finline operator id() {
 795         return (NSString *) static_cast<CFStringRef>(*this);
 796     }
 797
 798     _finline operator const char *() {
 799         return reinterpret_cast<const char *>(data_);
 800     }
 801 };
 802 /* }}} */
 803 /* C++ NSString Algorithm Adapters {{{ */
 804 extern "C" {
 805     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 806 }
 807
 808 struct NSStringMapHash :
 809     std::unary_function<NSString *, size_t>
 810 {
 811     _finline size_t operator ()(NSString *value) const {
 812         return CFStringHashNSString((CFStringRef) value);
 813     }
 814 };
 815
 816 struct NSStringMapLess :
 817     std::binary_function<NSString *, NSString *, bool>
 818 {
 819     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 820         return [lhs compare:rhs] == NSOrderedAscending;
 821     }
 822 };
 823
 824 struct NSStringMapEqual :
 825     std::binary_function<NSString *, NSString *, bool>
 826 {
 827     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 828         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 829         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 830         //[lhs isEqualToString:rhs];
 831     }
 832 };
 833 /* }}} */
 834
 835 /* Perl-Compatible RegEx {{{ */
 836 class Pcre {
 837   private:
 838     pcre *code_;
 839     pcre_extra *study_;
 840     int capture_;
 841     int *matches_;
 842     const char *data_;
 843
 844   public:
 845     Pcre(const char *regex) :
 846         study_(NULL)
 847     {
 848         const char *error;
 849         int offset;
 850         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 851
 852         if (code_ == NULL) {
 853             lprintf("%d:%s\n", offset, error);
 854             _assert(false);
 855         }
 856
 857         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 858         matches_ = new int[(capture_ + 1) * 3];
 859     }
 860
 861     ~Pcre() {
 862         pcre_free(code_);
 863         delete matches_;
 864     }
 865
 866     NSString *operator [](size_t match) {
 867         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 868     }
 869
 870     bool operator ()(NSString *data) {
 871         // XXX: length is for characters, not for bytes
 872         return operator ()([data UTF8String], [data length]);
 873     }
 874
 875     bool operator ()(const char *data, size_t size) {
 876         data_ = data;
 877         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 878     }
 879 };
 880 /* }}} */
 881 /* Mime Addresses {{{ */
 882 @interface Address : NSObject {
 883     NSString *name_;
 884     NSString *address_;
 885 }
 886
 887 - (NSString *) name;
 888 - (NSString *) address;
 889
 890 - (void) setAddress:(NSString *)address;
 891
 892 + (Address *) addressWithString:(NSString *)string;
 893 - (Address *) initWithString:(NSString *)string;
 894
 895 @end
 896
 897 @implementation Address
 898
 899 - (void) dealloc {
 900     [name_ release];
 901     if (address_ != nil)
 902         [address_ release];
 903     [super dealloc];
 904 }
 905
 906 - (NSString *) name {
 907     return name_;
 908 }
 909
 910 - (NSString *) address {
 911     return address_;
 912 }
 913
 914 - (void) setAddress:(NSString *)address {
 915     if (address_ != nil)
 916         [address_ autorelease];
 917     if (address == nil)
 918         address_ = nil;
 919     else
 920         address_ = [address retain];
 921 }
 922
 923 + (Address *) addressWithString:(NSString *)string {
 924     return [[[Address alloc] initWithString:string] autorelease];
 925 }
 926
 927 + (NSArray *) _attributeKeys {
 928     return [NSArray arrayWithObjects:
 929         @"address",
 930         @"name",
 931     nil];
 932 }
 933
 934 - (NSArray *) attributeKeys {
 935     return [[self class] _attributeKeys];
 936 }
 937
 938 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 939     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 940 }
 941
 942 - (Address *) initWithString:(NSString *)string {
 943     if ((self = [super init]) != nil) {
 944         const char *data = [string UTF8String];
 945         size_t size = [string length];
 946
 947         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 948
 949         if (address_r(data, size)) {
 950             name_ = [address_r[1] retain];
 951             address_ = [address_r[2] retain];
 952         } else {
 953             name_ = [string retain];
 954             address_ = nil;
 955         }
 956     } return self;
 957 }
 958
 959 @end
 960 /* }}} */
 961 /* CoreGraphics Primitives {{{ */
 962 class CYColor {
 963   private:
 964     CGColorRef color_;
 965
 966     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 967         CGFloat color[] = {red, green, blue, alpha};
 968         return CGColorCreate(space, color);
 969     }
 970
 971   public:
 972     CYColor() :
 973         color_(NULL)
 974     {
 975     }
 976
 977     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 978         color_(Create_(space, red, green, blue, alpha))
 979     {
 980         Set(space, red, green, blue, alpha);
 981     }
 982
 983     void Clear() {
 984         if (color_ != NULL)
 985             CGColorRelease(color_);
 986     }
 987
 988     ~CYColor() {
 989         Clear();
 990     }
 991
 992     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 993         Clear();
 994         color_ = Create_(space, red, green, blue, alpha);
 995     }
 996
 997     operator CGColorRef() {
 998         return color_;
 999     }
1000 };
1001 /* }}} */
1002
1003 /* Random Global Variables {{{ */
1004 static const int PulseInterval_ = 50000;
1005
1006 static const NSString *UI_;
1007
1008 static int Finish_;
1009 static bool RestartSubstrate_;
1010 static NSArray *Finishes_;
1011
1012 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1013 #define NotifyConfig_ "/etc/notify.conf"
1014
1015 static bool Queuing_;
1016
1017 static CYColor Blue_;
1018 static CYColor Blueish_;
1019 static CYColor Black_;
1020 static CYColor Off_;
1021 static CYColor White_;
1022 static CYColor Gray_;
1023 static CYColor Green_;
1024 static CYColor Purple_;
1025 static CYColor Purplish_;
1026
1027 static UIColor *InstallingColor_;
1028 static UIColor *RemovingColor_;
1029
1030 static NSString *App_;
1031
1032 static BOOL Advanced_;
1033 static BOOL Ignored_;
1034
1035 static UIFont *Font12_;
1036 static UIFont *Font12Bold_;
1037 static UIFont *Font14_;
1038 static UIFont *Font18Bold_;
1039 static UIFont *Font22Bold_;
1040
1041 static const char *Machine_ = NULL;
1042 static NSString *System_ = nil;
1043 static NSString *SerialNumber_ = nil;
1044 static NSString *ChipID_ = nil;
1045 static _H<NSString> Token_;
1046 static NSString *UniqueID_ = nil;
1047 static NSString *PLMN_ = nil;
1048 static NSString *Build_ = nil;
1049 static NSString *Product_ = nil;
1050 static NSString *Safari_ = nil;
1051
1052 static CFLocaleRef Locale_;
1053 static NSArray *Languages_;
1054 static CGColorSpaceRef space_;
1055
1056 static NSDictionary *SectionMap_;
1057 static NSMutableDictionary *Metadata_;
1058 static _transient NSMutableDictionary *Settings_;
1059 static _transient NSString *Role_;
1060 static _transient NSMutableDictionary *Packages_;
1061 static _transient NSMutableDictionary *Sections_;
1062 static _transient NSMutableDictionary *Sources_;
1063 static bool Changed_;
1064 static time_t now_;
1065
1066 bool IsWildcat_;
1067 static CGFloat ScreenScale_;
1068 static NSString *Idiom_;
1069 /* }}} */
1070
1071 /* Display Helpers {{{ */
1072 inline float Interpolate(float begin, float end, float fraction) {
1073     return (end - begin) * fraction + begin;
1074 }
1075
1076 static _finline const char *StripVersion_(const char *version) {
1077     const char *colon(strchr(version, ':'));
1078     return colon == NULL ? version : colon + 1;
1079 }
1080
1081 NSString *LocalizeSection(NSString *section) {
1082     static Pcre title_r("^(.*?) \\((.*)\\)$");
1083     if (title_r(section)) {
1084         NSString *parent(title_r[1]);
1085         NSString *child(title_r[2]);
1086
1087         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1088             LocalizeSection(parent),
1089             LocalizeSection(child)
1090         ];
1091     }
1092
1093     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1094 }
1095
1096 NSString *Simplify(NSString *title) {
1097     const char *data = [title UTF8String];
1098     size_t size = [title length];
1099
1100     static Pcre square_r("^\\[(.*)\\]$");
1101     if (square_r(data, size))
1102         return Simplify(square_r[1]);
1103
1104     static Pcre paren_r("^\\((.*)\\)$");
1105     if (paren_r(data, size))
1106         return Simplify(paren_r[1]);
1107
1108     static Pcre title_r("^(.*?) \\((.*)\\)$");
1109     if (title_r(data, size))
1110         return Simplify(title_r[1]);
1111
1112     return title;
1113 }
1114 /* }}} */
1115
1116 NSString *GetLastUpdate() {
1117     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1118
1119     if (update == nil)
1120         return UCLocalize("NEVER_OR_UNKNOWN");
1121
1122     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1123     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1124
1125     CFRelease(formatter);
1126
1127     return [(NSString *) formatted autorelease];
1128 }
1129
1130 bool isSectionVisible(NSString *section) {
1131     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1132     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1133     return hidden == nil || ![hidden boolValue];
1134 }
1135
1136 @class Cydia;
1137
1138 /* Delegate Prototypes {{{ */
1139 @class Package;
1140 @class Source;
1141 @class CydiaProgressEvent;
1142
1143 @protocol DatabaseDelegate
1144 - (void) repairWithSelector:(SEL)selector;
1145 - (void) setConfigurationData:(NSString *)data;
1146 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1147 @end
1148
1149 @class CYPackageController;
1150
1151 @protocol CydiaDelegate
1152 - (void) retainNetworkActivityIndicator;
1153 - (void) releaseNetworkActivityIndicator;
1154 - (void) clearPackage:(Package *)package;
1155 - (void) installPackage:(Package *)package;
1156 - (void) installPackages:(NSArray *)packages;
1157 - (void) removePackage:(Package *)package;
1158 - (void) beginUpdate;
1159 - (BOOL) updating;
1160 - (void) distUpgrade;
1161 - (void) loadData;
1162 - (void) updateData;
1163 - (void) syncData;
1164 - (void) addTrivialSource:(NSString *)href;
1165 - (void) showSettings;
1166 - (UIProgressHUD *) addProgressHUD;
1167 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1168 - (CYViewController *) pageForPackage:(NSString *)name;
1169 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1170 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1171 @end
1172 /* }}} */
1173
1174 /* ProgressEvent Interface/Delegate {{{ */
1175 @interface CydiaProgressEvent : NSObject {
1176     _H<NSString> message_;
1177     _H<NSString> type_;
1178
1179     _H<NSArray> item_;
1180     _H<NSString> package_;
1181     _H<NSString> url_;
1182     _H<NSString> version_;
1183 }
1184
1185 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1186 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1187 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1188
1189 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1190
1191 - (NSString *) message;
1192 - (NSString *) type;
1193
1194 - (NSArray *) item;
1195 - (NSString *) package;
1196 - (NSString *) url;
1197 - (NSString *) version;
1198
1199 - (void) setItem:(NSArray *)item;
1200 - (void) setPackage:(NSString *)package;
1201 - (void) setURL:(NSString *)url;
1202 - (void) setVersion:(NSString *)version;
1203
1204 - (NSString *) compound:(NSString *)value;
1205 - (NSString *) compoundMessage;
1206 - (NSString *) compoundTitle;
1207
1208 @end
1209
1210 @protocol ProgressDelegate
1211 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1212 - (void) setProgressPercent:(NSNumber *)percent;
1213 - (void) setProgressStatus:(NSDictionary *)status;
1214 - (void) setProgressCancellable:(NSNumber *)cancellable;
1215 - (bool) isProgressCancelled;
1216 - (void) setTitle:(NSString *)title;
1217 @end
1218 /* }}} */
1219 /* Status Delegation {{{ */
1220 class Status :
1221     public pkgAcquireStatus
1222 {
1223   private:
1224     _transient NSObject<ProgressDelegate> *delegate_;
1225     bool cancelled_;
1226
1227   public:
1228     Status() :
1229         delegate_(nil),
1230         cancelled_(false)
1231     {
1232     }
1233
1234     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1235         delegate_ = delegate;
1236     }
1237
1238     NSObject<ProgressDelegate> *getDelegate() const {
1239         return delegate_;
1240     }
1241
1242     virtual bool MediaChange(std::string media, std::string drive) {
1243         return false;
1244     }
1245
1246     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1247     }
1248
1249     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1250         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1251         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:@"STATUS" forItem:item]);
1252         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1253     }
1254
1255     virtual void Done(pkgAcquire::ItemDesc &item) {
1256     }
1257
1258     virtual void Fail(pkgAcquire::ItemDesc &item) {
1259         if (
1260             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1261             item.Owner->Status == pkgAcquire::Item::StatDone
1262         )
1263             return;
1264
1265         std::string &error(item.Owner->ErrorText);
1266         if (error.empty())
1267             return;
1268
1269         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:@"ERROR" forItem:item]);
1270         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1271     }
1272
1273     virtual bool Pulse(pkgAcquire *Owner) {
1274         bool value = pkgAcquireStatus::Pulse(Owner);
1275
1276         double percent(
1277             double(CurrentBytes + CurrentItems) /
1278             double(TotalBytes + TotalItems)
1279         );
1280
1281         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1282             [NSNumber numberWithDouble:percent], @"Percent",
1283
1284             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1285             [NSNumber numberWithDouble:TotalBytes], @"Total",
1286             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1287         nil] waitUntilDone:YES];
1288
1289         if (value && ![delegate_ isProgressCancelled])
1290             return true;
1291         else {
1292             cancelled_ = true;
1293             return false;
1294         }
1295     }
1296
1297     _finline bool WasCancelled() const {
1298         return cancelled_;
1299     }
1300
1301     virtual void Start() {
1302         pkgAcquireStatus::Start();
1303         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1304     }
1305
1306     virtual void Stop() {
1307         pkgAcquireStatus::Stop();
1308         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1309         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1310     }
1311 };
1312 /* }}} */
1313 /* Database Interface {{{ */
1314 typedef std::map< unsigned long, _H<Source> > SourceMap;
1315
1316 @interface Database : NSObject {
1317     NSZone *zone_;
1318     apr_pool_t *pool_;
1319
1320     unsigned era_;
1321
1322     pkgCacheFile cache_;
1323     pkgDepCache::Policy *policy_;
1324     pkgRecords *records_;
1325     pkgProblemResolver *resolver_;
1326     pkgAcquire *fetcher_;
1327     FileFd *lock_;
1328     SPtr<pkgPackageManager> manager_;
1329     pkgSourceList *list_;
1330
1331     SourceMap sourceMap_;
1332     NSMutableArray *sourceList_;
1333
1334     CFMutableArrayRef packages_;
1335
1336     _transient NSObject<DatabaseDelegate> *delegate_;
1337     _transient NSObject<ProgressDelegate> *progress_;
1338
1339     Status status_;
1340
1341     int cydiafd_;
1342     int statusfd_;
1343     FILE *input_;
1344
1345     std::map<const char *, _H<NSString> > sections_;
1346 }
1347
1348 + (Database *) sharedInstance;
1349 - (unsigned) era;
1350
1351 - (void) _readCydia:(NSNumber *)fd;
1352 - (void) _readStatus:(NSNumber *)fd;
1353 - (void) _readOutput:(NSNumber *)fd;
1354
1355 - (FILE *) input;
1356
1357 - (Package *) packageWithName:(NSString *)name;
1358
1359 - (pkgCacheFile &) cache;
1360 - (pkgDepCache::Policy *) policy;
1361 - (pkgRecords *) records;
1362 - (pkgProblemResolver *) resolver;
1363 - (pkgAcquire &) fetcher;
1364 - (pkgSourceList &) list;
1365 - (NSArray *) packages;
1366 - (NSArray *) sources;
1367 - (Source *) sourceWithKey:(NSString *)key;
1368 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1369
1370 - (void) configure;
1371 - (bool) prepare;
1372 - (void) perform;
1373 - (bool) upgrade;
1374 - (void) update;
1375
1376 - (void) updateWithStatus:(Status &)status;
1377
1378 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1379
1380 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1381 - (NSObject<ProgressDelegate> *) progressDelegate;
1382
1383 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1384
1385 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1386
1387 @end
1388 /* }}} */
1389 /* ProgressEvent Implementation {{{ */
1390 @implementation CydiaProgressEvent
1391
1392 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1393     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1394 }
1395
1396 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1397     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1398     [event setPackage:package];
1399     return event;
1400 }
1401
1402 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1403     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1404
1405     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1406     NSArray *fields([description componentsSeparatedByString:@" "]);
1407     [event setItem:fields];
1408
1409     if ([fields count] > 3) {
1410         [event setPackage:[fields objectAtIndex:2]];
1411         [event setVersion:[fields objectAtIndex:3]];
1412     }
1413
1414     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1415
1416     return event;
1417 }
1418
1419 + (NSArray *) _attributeKeys {
1420     return [NSArray arrayWithObjects:
1421         @"item",
1422         @"message",
1423         @"package",
1424         @"type",
1425         @"url",
1426         @"version",
1427     nil];
1428 }
1429
1430 - (NSArray *) attributeKeys {
1431     return [[self class] _attributeKeys];
1432 }
1433
1434 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1435     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1436 }
1437
1438 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1439     if ((self = [super init]) != nil) {
1440         message_ = message;
1441         type_ = type;
1442     } return self;
1443 }
1444
1445 - (NSString *) message {
1446     return message_;
1447 }
1448
1449 - (NSString *) type {
1450     return type_;
1451 }
1452
1453 - (NSArray *) item {
1454     return (id) item_ ?: [NSNull null];
1455 }
1456
1457 - (void) setItem:(NSArray *)item {
1458     item_ = item;
1459 }
1460
1461 - (NSString *) package {
1462     return (id) package_ ?: [NSNull null];
1463 }
1464
1465 - (void) setPackage:(NSString *)package {
1466     package_ = package;
1467 }
1468
1469 - (NSString *) url {
1470     return (id) url_ ?: [NSNull null];
1471 }
1472
1473 - (void) setURL:(NSString *)url {
1474     url_ = url;
1475 }
1476
1477 - (void) setVersion:(NSString *)version {
1478     version_ = version;
1479 }
1480
1481 - (NSString *) version {
1482     return (id) version_ ?: [NSNull null];
1483 }
1484
1485 - (NSString *) compound:(NSString *)value {
1486     if (value != nil) {
1487         NSString *mode(nil); {
1488             NSString *type([self type]);
1489             if ([type isEqualToString:@"ERROR"])
1490                 mode = UCLocalize("ERROR");
1491             else if ([type isEqualToString:@"WARNING"])
1492                 mode = UCLocalize("WARNING");
1493         }
1494
1495         if (mode != nil)
1496             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1497     }
1498
1499     return value;
1500 }
1501
1502 - (NSString *) compoundMessage {
1503     return [self compound:[self message]];
1504 }
1505
1506 - (NSString *) compoundTitle {
1507     NSString *title;
1508
1509     if (package_ == nil)
1510         title = nil;
1511     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1512         title = [package name];
1513     else
1514         title = package_;
1515
1516     return [self compound:title];
1517 }
1518
1519 @end
1520 /* }}} */
1521
1522 // Cytore Definitions {{{
1523 struct PackageValue :
1524     Cytore::Block
1525 {
1526     Cytore::Offset<PackageValue> next_;
1527
1528     uint32_t index_ : 23;
1529     uint32_t subscribed_ : 1;
1530     uint32_t : 8;
1531
1532     int32_t first_;
1533     int32_t last_;
1534
1535     uint16_t vhash_;
1536     uint16_t nhash_;
1537
1538     char version_[8];
1539     char name_[];
1540 };
1541
1542 struct MetaValue :
1543     Cytore::Block
1544 {
1545     uint32_t active_;
1546     Cytore::Offset<PackageValue> packages_[1 << 16];
1547 };
1548
1549 static Cytore::File<MetaValue> MetaFile_;
1550 // }}}
1551 // Cytore Helper Functions {{{
1552 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1553     SplitHash nhash = { hashlittle(name, length) };
1554
1555     PackageValue *metadata;
1556
1557     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1558     offset: if (offset->IsNull()) {
1559         *offset = MetaFile_.New<PackageValue>(length + 1);
1560         metadata = &MetaFile_.Get(*offset);
1561
1562         if (metadata == NULL) {
1563             if (fail != NULL)
1564                 *fail = true;
1565
1566             metadata = new PackageValue();
1567             memset(metadata, 0, sizeof(*metadata));
1568         }
1569
1570         memcpy(metadata->name_, name, length + 1);
1571         metadata->nhash_ = nhash.u16[1];
1572     } else {
1573         metadata = &MetaFile_.Get(*offset);
1574
1575         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1576             offset = &metadata->next_;
1577             goto offset;
1578         }
1579     }
1580
1581     return metadata;
1582 }
1583
1584 static void PackageImport(const void *key, const void *value, void *context) {
1585     bool &fail(*reinterpret_cast<bool *>(context));
1586
1587     char buffer[1024];
1588     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1589         NSLog(@"failed to import package %@", key);
1590         return;
1591     }
1592
1593     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1594     NSDictionary *package((NSDictionary *) value);
1595
1596     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1597         if ([subscribed boolValue] && !metadata->subscribed_)
1598             metadata->subscribed_ = true;
1599
1600     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1601         time_t time([date timeIntervalSince1970]);
1602         if (metadata->first_ > time || metadata->first_ == 0)
1603             metadata->first_ = time;
1604     }
1605
1606     NSDate *date([package objectForKey:@"LastSeen"]);
1607     NSString *version([package objectForKey:@"LastVersion"]);
1608
1609     if (date != nil && version != nil) {
1610         time_t time([date timeIntervalSince1970]);
1611         if (metadata->last_ < time || metadata->last_ == 0)
1612             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1613                 size_t length(strlen(buffer));
1614                 uint16_t vhash(hashlittle(buffer, length));
1615
1616                 size_t capped(std::min<size_t>(8, length));
1617                 char *latest(buffer + length - capped);
1618
1619                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1620                 metadata->vhash_ = vhash;
1621
1622                 metadata->last_ = time;
1623             }
1624     }
1625 }
1626 // }}}
1627
1628 /* Source Class {{{ */
1629 @interface Source : NSObject {
1630     CYString depiction_;
1631     CYString description_;
1632     CYString label_;
1633     CYString origin_;
1634     CYString support_;
1635
1636     CYString uri_;
1637     CYString distribution_;
1638     CYString type_;
1639     CYString version_;
1640
1641     _H<NSString> host_;
1642     _H<NSString> authority_;
1643
1644     CYString defaultIcon_;
1645
1646     _H<NSDictionary> record_;
1647     BOOL trusted_;
1648 }
1649
1650 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1651
1652 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1653
1654 - (NSString *) depictionForPackage:(NSString *)package;
1655 - (NSString *) supportForPackage:(NSString *)package;
1656
1657 - (NSDictionary *) record;
1658 - (BOOL) trusted;
1659
1660 - (NSString *) uri;
1661 - (NSString *) distribution;
1662 - (NSString *) type;
1663 - (NSString *) key;
1664 - (NSString *) host;
1665
1666 - (NSString *) name;
1667 - (NSString *) description;
1668 - (NSString *) label;
1669 - (NSString *) origin;
1670 - (NSString *) version;
1671
1672 - (NSString *) defaultIcon;
1673
1674 @end
1675
1676 @implementation Source
1677
1678 - (void) _clear {
1679     uri_.clear();
1680     distribution_.clear();
1681     type_.clear();
1682
1683     description_.clear();
1684     label_.clear();
1685     origin_.clear();
1686     depiction_.clear();
1687     support_.clear();
1688     version_.clear();
1689     defaultIcon_.clear();
1690
1691     record_ = nil;
1692     host_ = nil;
1693     authority_ = nil;
1694 }
1695
1696 - (void) dealloc {
1697     // XXX: this is a very inefficient way to call these deconstructors
1698     [self _clear];
1699     [super dealloc];
1700 }
1701
1702 + (NSArray *) _attributeKeys {
1703     return [NSArray arrayWithObjects:
1704         @"description",
1705         @"distribution",
1706         @"host",
1707         @"key",
1708         @"label",
1709         @"name",
1710         @"origin",
1711         @"trusted",
1712         @"type",
1713         @"uri",
1714         @"version",
1715     nil];
1716 }
1717
1718 - (NSArray *) attributeKeys {
1719     return [[self class] _attributeKeys];
1720 }
1721
1722 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1723     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1724 }
1725
1726 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1727     [self _clear];
1728
1729     trusted_ = index->IsTrusted();
1730
1731     uri_.set(pool, index->GetURI());
1732     distribution_.set(pool, index->GetDist());
1733     type_.set(pool, index->GetType());
1734
1735     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1736     if (dindex != NULL) {
1737         FileFd fd;
1738         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1739             _error->Discard();
1740         else {
1741             pkgTagFile tags(&fd);
1742
1743             pkgTagSection section;
1744             tags.Step(section);
1745
1746             struct {
1747                 const char *name_;
1748                 CYString *value_;
1749             } names[] = {
1750                 {"default-icon", &defaultIcon_},
1751                 {"depiction", &depiction_},
1752                 {"description", &description_},
1753                 {"label", &label_},
1754                 {"origin", &origin_},
1755                 {"support", &support_},
1756                 {"version", &version_},
1757             };
1758
1759             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1760                 const char *start, *end;
1761
1762                 if (section.Find(names[i].name_, start, end)) {
1763                     CYString &value(*names[i].value_);
1764                     value.set(pool, start, end - start);
1765                 }
1766             }
1767         }
1768     }
1769
1770     record_ = [Sources_ objectForKey:[self key]];
1771
1772     NSURL *url([NSURL URLWithString:uri_]);
1773
1774     host_ = [url host];
1775     if (host_ != nil)
1776         host_ = [host_ lowercaseString];
1777
1778     if (host_ != nil)
1779         // XXX: this is due to a bug in _H<>
1780         authority_ = (id) host_;
1781     else
1782         authority_ = [url path];
1783 }
1784
1785 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1786     if ((self = [super init]) != nil) {
1787         [self setMetaIndex:index inPool:pool];
1788     } return self;
1789 }
1790
1791 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1792     NSDictionary *lhr = [self record];
1793     NSDictionary *rhr = [source record];
1794
1795     if (lhr != rhr)
1796         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1797
1798     NSString *lhs = [self name];
1799     NSString *rhs = [source name];
1800
1801     if ([lhs length] != 0 && [rhs length] != 0) {
1802         unichar lhc = [lhs characterAtIndex:0];
1803         unichar rhc = [rhs characterAtIndex:0];
1804
1805         if (isalpha(lhc) && !isalpha(rhc))
1806             return NSOrderedAscending;
1807         else if (!isalpha(lhc) && isalpha(rhc))
1808             return NSOrderedDescending;
1809     }
1810
1811     return [lhs compare:rhs options:LaxCompareOptions_];
1812 }
1813
1814 - (NSString *) depictionForPackage:(NSString *)package {
1815     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1816 }
1817
1818 - (NSString *) supportForPackage:(NSString *)package {
1819     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1820 }
1821
1822 - (NSDictionary *) record {
1823     return record_;
1824 }
1825
1826 - (BOOL) trusted {
1827     return trusted_;
1828 }
1829
1830 - (NSString *) uri {
1831     return uri_;
1832 }
1833
1834 - (NSString *) distribution {
1835     return distribution_;
1836 }
1837
1838 - (NSString *) type {
1839     return type_;
1840 }
1841
1842 - (NSString *) key {
1843     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1844 }
1845
1846 - (NSString *) host {
1847     return host_;
1848 }
1849
1850 - (NSString *) name {
1851     return origin_.empty() ? (id) authority_ : origin_;
1852 }
1853
1854 - (NSString *) description {
1855     return description_;
1856 }
1857
1858 - (NSString *) label {
1859     return label_.empty() ? (id) authority_ : label_;
1860 }
1861
1862 - (NSString *) origin {
1863     return origin_;
1864 }
1865
1866 - (NSString *) version {
1867     return version_;
1868 }
1869
1870 - (NSString *) defaultIcon {
1871     return defaultIcon_;
1872 }
1873
1874 @end
1875 /* }}} */
1876 /* CydiaOperation Class {{{ */
1877 @interface CydiaOperation : NSObject {
1878     NSString *operator_;
1879     NSString *value_;
1880 }
1881
1882 - (NSString *) operator;
1883 - (NSString *) value;
1884
1885 @end
1886
1887 @implementation CydiaOperation
1888
1889 - (void) dealloc {
1890     [operator_ release];
1891     [value_ release];
1892     [super dealloc];
1893 }
1894
1895 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1896     if ((self = [super init]) != nil) {
1897         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1898         value_ = [[NSString alloc] initWithUTF8String:value];
1899     } return self;
1900 }
1901
1902 + (NSArray *) _attributeKeys {
1903     return [NSArray arrayWithObjects:
1904         @"operator",
1905         @"value",
1906     nil];
1907 }
1908
1909 - (NSArray *) attributeKeys {
1910     return [[self class] _attributeKeys];
1911 }
1912
1913 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1914     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1915 }
1916
1917 - (NSString *) operator {
1918     return operator_;
1919 }
1920
1921 - (NSString *) value {
1922     return value_;
1923 }
1924
1925 @end
1926 /* }}} */
1927 /* CydiaClause Class {{{ */
1928 @interface CydiaClause : NSObject {
1929     NSString *package_;
1930     CydiaOperation *version_;
1931 }
1932
1933 - (NSString *) package;
1934 - (CydiaOperation *) version;
1935
1936 @end
1937
1938 @implementation CydiaClause
1939
1940 - (void) dealloc {
1941     [package_ release];
1942     [version_ release];
1943     [super dealloc];
1944 }
1945
1946 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1947     if ((self = [super init]) != nil) {
1948         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1949
1950         if (const char *version = dep.TargetVer())
1951             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1952         else
1953             version_ = [[NSNull null] retain];
1954     } return self;
1955 }
1956
1957 + (NSArray *) _attributeKeys {
1958     return [NSArray arrayWithObjects:
1959         @"package",
1960         @"version",
1961     nil];
1962 }
1963
1964 - (NSArray *) attributeKeys {
1965     return [[self class] _attributeKeys];
1966 }
1967
1968 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1969     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1970 }
1971
1972 - (NSString *) package {
1973     return package_;
1974 }
1975
1976 - (CydiaOperation *) version {
1977     return version_;
1978 }
1979
1980 @end
1981 /* }}} */
1982 /* CydiaRelation Class {{{ */
1983 @interface CydiaRelation : NSObject {
1984     NSString *relationship_;
1985     NSMutableArray *clauses_;
1986 }
1987
1988 - (NSString *) relationship;
1989 - (NSArray *) clauses;
1990
1991 @end
1992
1993 @implementation CydiaRelation
1994
1995 - (void) dealloc {
1996     [relationship_ release];
1997     [clauses_ release];
1998     [super dealloc];
1999 }
2000
2001 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2002     if ((self = [super init]) != nil) {
2003         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
2004         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
2005
2006         pkgCache::DepIterator start;
2007         pkgCache::DepIterator end;
2008         dep.GlobOr(start, end); // ++dep
2009
2010         _forever {
2011             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2012
2013             // yes, seriously. (wtf?)
2014             if (start == end)
2015                 break;
2016             ++start;
2017         }
2018     } return self;
2019 }
2020
2021 + (NSArray *) _attributeKeys {
2022     return [NSArray arrayWithObjects:
2023         @"clauses",
2024         @"relationship",
2025     nil];
2026 }
2027
2028 - (NSArray *) attributeKeys {
2029     return [[self class] _attributeKeys];
2030 }
2031
2032 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2033     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2034 }
2035
2036 - (NSString *) relationship {
2037     return relationship_;
2038 }
2039
2040 - (NSArray *) clauses {
2041     return clauses_;
2042 }
2043
2044 - (void) addClause:(CydiaClause *)clause {
2045     [clauses_ addObject:clause];
2046 }
2047
2048 @end
2049 /* }}} */
2050 /* Package Class {{{ */
2051 struct ParsedPackage {
2052     CYString tagline_;
2053
2054     CYString icon_;
2055
2056     CYString depiction_;
2057     CYString homepage_;
2058
2059     CYString sponsor_;
2060     CYString author_;
2061
2062     CYString bugs_;
2063     CYString support_;
2064 };
2065
2066 @interface Package : NSObject {
2067     uint32_t era_ : 26;
2068     uint32_t role_ : 3;
2069     uint32_t essential_ : 1;
2070     uint32_t obsolete_ : 1;
2071     uint32_t ignored_ : 1;
2072
2073     apr_pool_t *pool_;
2074
2075     _transient Database *database_;
2076
2077     pkgCache::VerIterator version_;
2078     pkgCache::PkgIterator iterator_;
2079     pkgCache::VerFileIterator file_;
2080
2081     CYString id_;
2082     CYString name_;
2083
2084     CYString latest_;
2085     CYString installed_;
2086
2087     const char *section_;
2088     _transient NSString *section$_;
2089
2090     Source *source_;
2091
2092     PackageValue *metadata_;
2093     ParsedPackage *parsed_;
2094
2095     NSMutableArray *tags_;
2096 }
2097
2098 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2099 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2100
2101 - (pkgCache::PkgIterator) iterator;
2102 - (void) parse;
2103
2104 - (NSString *) section;
2105 - (NSString *) simpleSection;
2106
2107 - (NSString *) longSection;
2108 - (NSString *) shortSection;
2109
2110 - (NSString *) uri;
2111
2112 - (Address *) maintainer;
2113 - (size_t) size;
2114 - (NSString *) longDescription;
2115 - (NSString *) shortDescription;
2116 - (unichar) index;
2117
2118 - (PackageValue *) metadata;
2119 - (time_t) seen;
2120
2121 - (bool) subscribed;
2122 - (bool) setSubscribed:(bool)subscribed;
2123
2124 - (BOOL) ignored;
2125
2126 - (NSString *) latest;
2127 - (NSString *) installed;
2128 - (BOOL) uninstalled;
2129
2130 - (BOOL) valid;
2131 - (BOOL) upgradableAndEssential:(BOOL)essential;
2132 - (BOOL) essential;
2133 - (BOOL) broken;
2134 - (BOOL) unfiltered;
2135 - (BOOL) visible;
2136
2137 - (BOOL) half;
2138 - (BOOL) halfConfigured;
2139 - (BOOL) halfInstalled;
2140 - (BOOL) hasMode;
2141 - (NSString *) mode;
2142
2143 - (NSString *) id;
2144 - (NSString *) name;
2145 - (UIImage *) icon;
2146 - (NSString *) homepage;
2147 - (NSString *) depiction;
2148 - (Address *) author;
2149
2150 - (NSString *) support;
2151
2152 - (NSArray *) files;
2153 - (NSArray *) warnings;
2154 - (NSArray *) applications;
2155
2156 - (Source *) source;
2157
2158 - (BOOL) matches:(NSString *)text;
2159
2160 - (bool) hasSupportingRole;
2161 - (BOOL) hasTag:(NSString *)tag;
2162 - (NSString *) primaryPurpose;
2163 - (NSArray *) purposes;
2164 - (bool) isCommercial;
2165
2166 - (void) setIndex:(size_t)index;
2167
2168 - (CYString &) cyname;
2169
2170 - (uint32_t) compareBySection:(NSArray *)sections;
2171
2172 - (void) install;
2173 - (void) remove;
2174
2175 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2176 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2177 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2178 - (bool) isVisibleInSection:(NSString *)section;
2179 - (bool) isVisibleInSource:(Source *)source;
2180
2181 @end
2182
2183 uint32_t PackageChangesRadix(Package *self, void *) {
2184     union {
2185         uint32_t key;
2186
2187         struct {
2188             uint32_t timestamp : 30;
2189             uint32_t ignored : 1;
2190             uint32_t upgradable : 1;
2191         } bits;
2192     } value;
2193
2194     bool upgradable([self upgradableAndEssential:YES]);
2195     value.bits.upgradable = upgradable ? 1 : 0;
2196
2197     if (upgradable) {
2198         value.bits.timestamp = 0;
2199         value.bits.ignored = [self ignored] ? 0 : 1;
2200         value.bits.upgradable = 1;
2201     } else {
2202         value.bits.timestamp = [self seen] >> 2;
2203         value.bits.ignored = 0;
2204         value.bits.upgradable = 0;
2205     }
2206
2207     return _not(uint32_t) - value.key;
2208 }
2209
2210 uint32_t PackagePrefixRadix(Package *self, void *context) {
2211     size_t offset(reinterpret_cast<size_t>(context));
2212     CYString &name([self cyname]);
2213
2214     size_t size(name.size());
2215     if (size == 0)
2216         return 0;
2217     char *text(name.data());
2218
2219     size_t zeros;
2220     if (!isdigit(text[0]))
2221         zeros = 0;
2222     else {
2223         size_t digits(1);
2224         while (size != digits && isdigit(text[digits]))
2225             if (++digits == 4)
2226                 break;
2227         zeros = 4 - digits;
2228     }
2229
2230     uint8_t data[4];
2231
2232     if (offset == 0 && zeros != 0) {
2233         memset(data, '0', zeros);
2234         memcpy(data + zeros, text, 4 - zeros);
2235     } else {
2236         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2237         if (size <= offset - zeros)
2238             return 0;
2239
2240         text += offset - zeros;
2241         size -= offset - zeros;
2242
2243         if (size >= 4)
2244             memcpy(data, text, 4);
2245         else {
2246             memcpy(data, text, size);
2247             memset(data + size, 0, 4 - size);
2248         }
2249
2250         for (size_t i(0); i != 4; ++i)
2251             if (isalpha(data[i]))
2252                 data[i] |= 0x20;
2253     }
2254
2255     if (offset == 0)
2256         if (data[0] == '@')
2257             data[0] = 0x7f;
2258         else
2259             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2260
2261     /* XXX: ntohl may be more honest */
2262     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2263 }
2264
2265 CYString &(*PackageName)(Package *self, SEL sel);
2266
2267 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2268     _profile(PackageNameCompare)
2269         CYString &lhi(PackageName(lhs, @selector(cyname)));
2270         CYString &rhi(PackageName(rhs, @selector(cyname)));
2271         CFStringRef lhn(lhi), rhn(rhi);
2272
2273         if (lhn == NULL)
2274             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2275         else if (rhn == NULL)
2276             return NSOrderedDescending;
2277
2278         _profile(PackageNameCompare$NumbersLast)
2279             if (!lhi.empty() && !rhi.empty()) {
2280                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2281                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2282                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2283                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2284                     return lha ? NSOrderedAscending : NSOrderedDescending;
2285             }
2286         _end
2287
2288         CFIndex length = CFStringGetLength(lhn);
2289
2290         _profile(PackageNameCompare$Compare)
2291             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2292         _end
2293     _end
2294 }
2295
2296 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2297     return PackageNameCompare(*lhs, *rhs, context);
2298 }
2299
2300 struct PackageNameOrdering :
2301     std::binary_function<Package *, Package *, bool>
2302 {
2303     _finline bool operator ()(Package *lhs, Package *rhs) const {
2304         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2305     }
2306 };
2307
2308 @implementation Package
2309
2310 - (NSString *) description {
2311     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2312 }
2313
2314 - (void) dealloc {
2315     if (parsed_ != NULL)
2316         delete parsed_;
2317     if (source_ != nil)
2318         [source_ release];
2319     if (tags_ != nil)
2320         [tags_ release];
2321     [super dealloc];
2322 }
2323
2324 + (NSString *) webScriptNameForSelector:(SEL)selector {
2325     if (false);
2326     else if (selector == @selector(clear))
2327         return @"clear";
2328     else if (selector == @selector(getField:))
2329         return @"getField";
2330     else if (selector == @selector(hasTag:))
2331         return @"hasTag";
2332     else if (selector == @selector(install))
2333         return @"install";
2334     else if (selector == @selector(remove))
2335         return @"remove";
2336     else
2337         return nil;
2338 }
2339
2340 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2341     return [self webScriptNameForSelector:selector] == nil;
2342 }
2343
2344 + (NSArray *) _attributeKeys {
2345     return [NSArray arrayWithObjects:
2346         @"applications",
2347         @"author",
2348         @"depiction",
2349         @"essential",
2350         @"homepage",
2351         @"icon",
2352         @"id",
2353         @"installed",
2354         @"latest",
2355         @"longDescription",
2356         @"longSection",
2357         @"maintainer",
2358         @"mode",
2359         @"name",
2360         @"purposes",
2361         @"relations",
2362         @"section",
2363         @"shortDescription",
2364         @"shortSection",
2365         @"simpleSection",
2366         @"size",
2367         @"source",
2368         @"sponsor",
2369         @"support",
2370         @"tags",
2371         @"warnings",
2372     nil];
2373 }
2374
2375 - (NSArray *) attributeKeys {
2376     return [[self class] _attributeKeys];
2377 }
2378
2379 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2380     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2381 }
2382
2383 - (NSArray *) relations {
2384 @synchronized (database_) {
2385     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2386     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2387         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2388     return relations;
2389 } }
2390
2391 - (NSString *) getField:(NSString *)name {
2392 @synchronized (database_) {
2393     if ([database_ era] != era_ || file_.end())
2394         return nil;
2395
2396     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2397
2398     const char *start, *end;
2399     if (!parser.Find([name UTF8String], start, end))
2400         return (NSString *) [NSNull null];
2401
2402     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2403 } }
2404
2405 - (void) parse {
2406     if (parsed_ != NULL)
2407         return;
2408 @synchronized (database_) {
2409     if ([database_ era] != era_ || file_.end())
2410         return;
2411
2412     ParsedPackage *parsed(new ParsedPackage);
2413     parsed_ = parsed;
2414
2415     _profile(Package$parse)
2416         pkgRecords::Parser *parser;
2417
2418         _profile(Package$parse$Lookup)
2419             parser = &[database_ records]->Lookup(file_);
2420         _end
2421
2422         CYString website;
2423
2424         _profile(Package$parse$Find)
2425             struct {
2426                 const char *name_;
2427                 CYString *value_;
2428             } names[] = {
2429                 {"icon", &parsed->icon_},
2430                 {"depiction", &parsed->depiction_},
2431                 {"homepage", &parsed->homepage_},
2432                 {"website", &website},
2433                 {"bugs", &parsed->bugs_},
2434                 {"support", &parsed->support_},
2435                 {"sponsor", &parsed->sponsor_},
2436                 {"author", &parsed->author_},
2437             };
2438
2439             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2440                 const char *start, *end;
2441
2442                 if (parser->Find(names[i].name_, start, end)) {
2443                     CYString &value(*names[i].value_);
2444                     _profile(Package$parse$Value)
2445                         value.set(pool_, start, end - start);
2446                     _end
2447                 }
2448             }
2449         _end
2450
2451         _profile(Package$parse$Tagline)
2452             const char *start, *end;
2453             if (parser->ShortDesc(start, end)) {
2454                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2455                 if (stop == NULL)
2456                     stop = end;
2457                 while (stop != start && stop[-1] == '\r')
2458                     --stop;
2459                 parsed->tagline_.set(pool_, start, stop - start);
2460             }
2461         _end
2462
2463         _profile(Package$parse$Retain)
2464             if (parsed->homepage_.empty())
2465                 parsed->homepage_ = website;
2466             if (parsed->homepage_ == parsed->depiction_)
2467                 parsed->homepage_.clear();
2468         _end
2469     _end
2470 } }
2471
2472 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2473     if ((self = [super init]) != nil) {
2474     _profile(Package$initWithVersion)
2475         pool_ = pool;
2476
2477         database_ = database;
2478         era_ = [database era];
2479
2480         version_ = version;
2481
2482         pkgCache::PkgIterator iterator(version.ParentPkg());
2483         iterator_ = iterator;
2484
2485         _profile(Package$initWithVersion$Version)
2486             if (!version_.end())
2487                 file_ = version_.FileList();
2488             else {
2489                 pkgCache &cache([database_ cache]);
2490                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2491             }
2492         _end
2493
2494         _profile(Package$initWithVersion$Cache)
2495             name_.set(NULL, iterator.Display());
2496
2497             latest_.set(NULL, StripVersion_(version_.VerStr()));
2498
2499             pkgCache::VerIterator current(iterator.CurrentVer());
2500             if (!current.end())
2501                 installed_.set(NULL, StripVersion_(current.VerStr()));
2502         _end
2503
2504         _profile(Package$initWithVersion$Tags)
2505             pkgCache::TagIterator tag(iterator.TagList());
2506             if (!tag.end()) {
2507                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2508                 do {
2509                     const char *name(tag.Name());
2510                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2511
2512                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2513                         if (strcmp(name + 6, "enduser") == 0)
2514                             role_ = 1;
2515                         else if (strcmp(name + 6, "hacker") == 0)
2516                             role_ = 2;
2517                         else if (strcmp(name + 6, "developer") == 0)
2518                             role_ = 3;
2519                         else if (strcmp(name + 6, "cydia") == 0)
2520                             role_ = 7;
2521                         else
2522                             role_ = 4;
2523                     }
2524
2525                     if (strncmp(name, "cydia::", 7) == 0) {
2526                         if (strcmp(name + 7, "essential") == 0)
2527                             essential_ = true;
2528                         else if (strcmp(name + 7, "obsolete") == 0)
2529                             obsolete_ = true;
2530                     }
2531
2532                     ++tag;
2533                 } while (!tag.end());
2534             }
2535         _end
2536
2537         _profile(Package$initWithVersion$Metadata)
2538             const char *mixed(iterator.Name());
2539             size_t size(strlen(mixed));
2540             char lower[size + 1];
2541
2542             for (size_t i(0); i != size; ++i)
2543                 lower[i] = mixed[i] | 0x20;
2544             lower[size] = '\0';
2545
2546             PackageValue *metadata(PackageFind(lower, size));
2547             metadata_ = metadata;
2548
2549             id_.set(NULL, metadata->name_, size);
2550
2551             const char *latest(version_.VerStr());
2552             size_t length(strlen(latest));
2553
2554             uint16_t vhash(hashlittle(latest, length));
2555
2556             size_t capped(std::min<size_t>(8, length));
2557             latest = latest + length - capped;
2558
2559             if (metadata->first_ == 0)
2560                 metadata->first_ = now_;
2561
2562             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2563                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2564                 metadata->vhash_ = vhash;
2565                 metadata->last_ = now_;
2566             } else if (metadata->last_ == 0)
2567                 metadata->last_ = metadata->first_;
2568         _end
2569
2570         _profile(Package$initWithVersion$Section)
2571             section_ = iterator.Section();
2572         _end
2573
2574         _profile(Package$initWithVersion$Flags)
2575             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2576             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2577         _end
2578     _end } return self;
2579 }
2580
2581 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2582     pkgCache::VerIterator version;
2583
2584     _profile(Package$packageWithIterator$GetCandidateVer)
2585         version = [database policy]->GetCandidateVer(iterator);
2586     _end
2587
2588     if (version.end())
2589         return nil;
2590
2591     Package *package;
2592
2593     _profile(Package$packageWithIterator$Allocate)
2594         package = [Package allocWithZone:zone];
2595     _end
2596
2597     _profile(Package$packageWithIterator$Initialize)
2598         package = [package
2599             initWithVersion:version
2600             withZone:zone
2601             inPool:pool
2602             database:database
2603         ];
2604     _end
2605
2606     _profile(Package$packageWithIterator$Autorelease)
2607         package = [package autorelease];
2608     _end
2609
2610     return package;
2611 }
2612
2613 - (pkgCache::PkgIterator) iterator {
2614     return iterator_;
2615 }
2616
2617 - (NSString *) section {
2618     if (section$_ == nil) {
2619         if (section_ == NULL)
2620             return nil;
2621
2622         _profile(Package$section$mappedSectionForPointer)
2623             section$_ = [database_ mappedSectionForPointer:section_];
2624         _end
2625     } return section$_;
2626 }
2627
2628 - (NSString *) simpleSection {
2629     if (NSString *section = [self section])
2630         return Simplify(section);
2631     else
2632         return nil;
2633 }
2634
2635 - (NSString *) longSection {
2636     return LocalizeSection([self section]);
2637 }
2638
2639 - (NSString *) shortSection {
2640     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2641 }
2642
2643 - (NSString *) uri {
2644     return nil;
2645 #if 0
2646     pkgIndexFile *index;
2647     pkgCache::PkgFileIterator file(file_.File());
2648     if (![database_ list].FindIndex(file, index))
2649         return nil;
2650     return [NSString stringWithUTF8String:iterator_->Path];
2651     //return [NSString stringWithUTF8String:file.Site()];
2652     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2653 #endif
2654 }
2655
2656 - (Address *) maintainer {
2657 @synchronized (database_) {
2658     if ([database_ era] != era_ || file_.end())
2659         return nil;
2660
2661     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2662     const std::string &maintainer(parser->Maintainer());
2663     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2664 } }
2665
2666 - (size_t) size {
2667 @synchronized (database_) {
2668     if ([database_ era] != era_ || version_.end())
2669         return 0;
2670
2671     return version_->InstalledSize;
2672 } }
2673
2674 - (NSString *) longDescription {
2675 @synchronized (database_) {
2676     if ([database_ era] != era_ || file_.end())
2677         return nil;
2678
2679     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2680     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2681
2682     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2683     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2684     if ([lines count] < 2)
2685         return nil;
2686
2687     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2688     for (size_t i(1), e([lines count]); i != e; ++i) {
2689         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2690         [trimmed addObject:trim];
2691     }
2692
2693     return [trimmed componentsJoinedByString:@"\n"];
2694 } }
2695
2696 - (NSString *) shortDescription {
2697     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2698 }
2699
2700 - (unichar) index {
2701     _profile(Package$index)
2702         CFStringRef name((CFStringRef) [self name]);
2703         if (CFStringGetLength(name) == 0)
2704             return '#';
2705         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2706         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2707             return '#';
2708         return toupper(character);
2709     _end
2710 }
2711
2712 - (PackageValue *) metadata {
2713     return metadata_;
2714 }
2715
2716 - (time_t) seen {
2717     PackageValue *metadata([self metadata]);
2718     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2719 }
2720
2721 - (bool) subscribed {
2722     return [self metadata]->subscribed_;
2723 }
2724
2725 - (bool) setSubscribed:(bool)subscribed {
2726     PackageValue *metadata([self metadata]);
2727     if (metadata->subscribed_ == subscribed)
2728         return false;
2729     metadata->subscribed_ = subscribed;
2730     return true;
2731 }
2732
2733 - (BOOL) ignored {
2734     return ignored_;
2735 }
2736
2737 - (NSString *) latest {
2738     return latest_;
2739 }
2740
2741 - (NSString *) installed {
2742     return installed_;
2743 }
2744
2745 - (BOOL) uninstalled {
2746     return installed_.empty();
2747 }
2748
2749 - (BOOL) valid {
2750     return !version_.end();
2751 }
2752
2753 - (BOOL) upgradableAndEssential:(BOOL)essential {
2754     _profile(Package$upgradableAndEssential)
2755         pkgCache::VerIterator current(iterator_.CurrentVer());
2756         if (current.end())
2757             return essential && essential_;
2758         else
2759             return !version_.end() && version_ != current;
2760     _end
2761 }
2762
2763 - (BOOL) essential {
2764     return essential_;
2765 }
2766
2767 - (BOOL) broken {
2768     return [database_ cache][iterator_].InstBroken();
2769 }
2770
2771 - (BOOL) unfiltered {
2772     _profile(Package$unfiltered$obsolete)
2773         if (_unlikely(obsolete_))
2774             return false;
2775     _end
2776
2777     _profile(Package$unfiltered$hasSupportingRole)
2778         if (_unlikely(![self hasSupportingRole]))
2779             return false;
2780     _end
2781
2782     return true;
2783 }
2784
2785 - (BOOL) visible {
2786     if (![self unfiltered])
2787         return false;
2788
2789     NSString *section;
2790
2791     _profile(Package$visible$section)
2792         section = [self section];
2793     _end
2794
2795     _profile(Package$visible$isSectionVisible)
2796         if (!isSectionVisible(section))
2797             return false;
2798     _end
2799
2800     return true;
2801 }
2802
2803 - (BOOL) half {
2804     unsigned char current(iterator_->CurrentState);
2805     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2806 }
2807
2808 - (BOOL) halfConfigured {
2809     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2810 }
2811
2812 - (BOOL) halfInstalled {
2813     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2814 }
2815
2816 - (BOOL) hasMode {
2817     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2818     return state.Mode != pkgDepCache::ModeKeep;
2819 }
2820
2821 - (NSString *) mode {
2822     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2823
2824     switch (state.Mode) {
2825         case pkgDepCache::ModeDelete:
2826             if ((state.iFlags & pkgDepCache::Purge) != 0)
2827                 return @"PURGE";
2828             else
2829                 return @"REMOVE";
2830         case pkgDepCache::ModeKeep:
2831             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2832                 return @"REINSTALL";
2833             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2834                 return nil;*/
2835             else
2836                 return nil;
2837         case pkgDepCache::ModeInstall:
2838             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2839                 return @"REINSTALL";
2840             else*/ switch (state.Status) {
2841                 case -1:
2842                     return @"DOWNGRADE";
2843                 case 0:
2844                     return @"INSTALL";
2845                 case 1:
2846                     return @"UPGRADE";
2847                 case 2:
2848                     return @"NEW_INSTALL";
2849                 _nodefault
2850             }
2851         _nodefault
2852     }
2853 }
2854
2855 - (NSString *) id {
2856     return id_;
2857 }
2858
2859 - (NSString *) name {
2860     return name_.empty() ? id_ : name_;
2861 }
2862
2863 - (UIImage *) icon {
2864     NSString *section = [self simpleSection];
2865
2866     UIImage *icon(nil);
2867     if (parsed_ != NULL)
2868         if (NSString *href = parsed_->icon_)
2869             if ([href hasPrefix:@"file:///"])
2870                 // XXX: correct escaping
2871                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2872     if (icon == nil) if (section != nil)
2873         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2874     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2875         if ([dicon hasPrefix:@"file:///"])
2876             // XXX: correct escaping
2877             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2878     if (icon == nil)
2879         icon = [UIImage applicationImageNamed:@"unknown.png"];
2880     return icon;
2881 }
2882
2883 - (NSString *) homepage {
2884     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2885 }
2886
2887 - (NSString *) depiction {
2888     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2889 }
2890
2891 - (Address *) sponsor {
2892     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2893 }
2894
2895 - (Address *) author {
2896     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2897 }
2898
2899 - (NSString *) support {
2900     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2901 }
2902
2903 - (NSArray *) files {
2904     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2905     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2906
2907     std::ifstream fin;
2908     fin.open([path UTF8String]);
2909     if (!fin.is_open())
2910         return nil;
2911
2912     std::string line;
2913     while (std::getline(fin, line))
2914         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2915
2916     return files;
2917 }
2918
2919 - (NSArray *) warnings {
2920     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2921     const char *name(iterator_.Name());
2922
2923     size_t length(strlen(name));
2924     if (length < 2) invalid:
2925         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2926     else for (size_t i(0); i != length; ++i)
2927         if (
2928             /* XXX: technically this is not allowed */
2929             (name[i] < 'A' || name[i] > 'Z') &&
2930             (name[i] < 'a' || name[i] > 'z') &&
2931             (name[i] < '0' || name[i] > '9') &&
2932             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2933         ) goto invalid;
2934
2935     if (strcmp(name, "cydia") != 0) {
2936         bool cydia = false;
2937         bool user = false;
2938         bool _private = false;
2939         bool stash = false;
2940
2941         bool repository = [[self section] isEqualToString:@"Repositories"];
2942
2943         if (NSArray *files = [self files])
2944             for (NSString *file in files)
2945                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2946                     cydia = true;
2947                 else if (!user && [file isEqualToString:@"/User"])
2948                     user = true;
2949                 else if (!_private && [file isEqualToString:@"/private"])
2950                     _private = true;
2951                 else if (!stash && [file isEqualToString:@"/var/stash"])
2952                     stash = true;
2953
2954         /* XXX: this is not sensitive enough. only some folders are valid. */
2955         if (cydia && !repository)
2956             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2957         if (user)
2958             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2959         if (_private)
2960             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2961         if (stash)
2962             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2963     }
2964
2965     return [warnings count] == 0 ? nil : warnings;
2966 }
2967
2968 - (NSArray *) applications {
2969     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2970
2971     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2972
2973     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2974     if (NSArray *files = [self files])
2975         for (NSString *file in files)
2976             if (application_r(file)) {
2977                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2978                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2979                 if ([id isEqualToString:me])
2980                     continue;
2981
2982                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2983                 if (display == nil)
2984                     display = application_r[1];
2985
2986                 NSString *bundle([file stringByDeletingLastPathComponent]);
2987                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2988                 if (icon == nil || [icon length] == 0)
2989                     icon = @"icon.png";
2990                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2991
2992                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2993                 [applications addObject:application];
2994
2995                 [application addObject:id];
2996                 [application addObject:display];
2997                 [application addObject:url];
2998             }
2999
3000     return [applications count] == 0 ? nil : applications;
3001 }
3002
3003 - (Source *) source {
3004     if (source_ == nil) {
3005         @synchronized (database_) {
3006             if ([database_ era] != era_ || file_.end())
3007                 source_ = (Source *) [NSNull null];
3008             else
3009                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
3010         }
3011     }
3012
3013     return source_ == (Source *) [NSNull null] ? nil : source_;
3014 }
3015
3016 - (BOOL) matches:(NSString *)text {
3017     if (text == nil)
3018         return NO;
3019
3020     NSRange range;
3021
3022     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
3023     if (range.location != NSNotFound)
3024         return YES;
3025
3026     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
3027     if (range.location != NSNotFound)
3028         return YES;
3029
3030     [self parse];
3031
3032     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
3033     if (range.location != NSNotFound)
3034         return YES;
3035
3036     return NO;
3037 }
3038
3039 - (bool) hasSupportingRole {
3040     if (role_ == 0)
3041         return true;
3042     if (role_ == 1)
3043         return true;
3044     if ([Role_ isEqualToString:@"User"])
3045         return false;
3046     if (role_ == 2)
3047         return true;
3048     if ([Role_ isEqualToString:@"Hacker"])
3049         return false;
3050     if (role_ == 3)
3051         return true;
3052     if ([Role_ isEqualToString:@"Developer"])
3053         return false;
3054     _assert(false);
3055 }
3056
3057 - (NSArray *) tags {
3058     return tags_;
3059 }
3060
3061 - (BOOL) hasTag:(NSString *)tag {
3062     return tags_ == nil ? NO : [tags_ containsObject:tag];
3063 }
3064
3065 - (NSString *) primaryPurpose {
3066     for (NSString *tag in tags_)
3067         if ([tag hasPrefix:@"purpose::"])
3068             return [tag substringFromIndex:9];
3069     return nil;
3070 }
3071
3072 - (NSArray *) purposes {
3073     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3074     for (NSString *tag in tags_)
3075         if ([tag hasPrefix:@"purpose::"])
3076             [purposes addObject:[tag substringFromIndex:9]];
3077     return [purposes count] == 0 ? nil : purposes;
3078 }
3079
3080 - (bool) isCommercial {
3081     return [self hasTag:@"cydia::commercial"];
3082 }
3083
3084 - (void) setIndex:(size_t)index {
3085     if (metadata_->index_ != index)
3086         metadata_->index_ = index;
3087 }
3088
3089 - (CYString &) cyname {
3090     return name_.empty() ? id_ : name_;
3091 }
3092
3093 - (uint32_t) compareBySection:(NSArray *)sections {
3094     NSString *section([self section]);
3095     for (size_t i(0), e([sections count]); i != e; ++i) {
3096         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3097             return i;
3098     }
3099
3100     return _not(uint32_t);
3101 }
3102
3103 - (void) clear {
3104 @synchronized (database_) {
3105     pkgProblemResolver *resolver = [database_ resolver];
3106     resolver->Clear(iterator_);
3107
3108     pkgCacheFile &cache([database_ cache]);
3109     cache->SetReInstall(iterator_, false);
3110     cache->MarkKeep(iterator_, false);
3111 } }
3112
3113 - (void) install {
3114 @synchronized (database_) {
3115     pkgProblemResolver *resolver = [database_ resolver];
3116     resolver->Clear(iterator_);
3117     resolver->Protect(iterator_);
3118
3119     pkgCacheFile &cache([database_ cache]);
3120     cache->SetReInstall(iterator_, false);
3121     cache->MarkInstall(iterator_, false);
3122
3123     pkgDepCache::StateCache &state((*cache)[iterator_]);
3124     if (!state.Install())
3125         cache->SetReInstall(iterator_, true);
3126 } }
3127
3128 - (void) remove {
3129 @synchronized (database_) {
3130     pkgProblemResolver *resolver = [database_ resolver];
3131     resolver->Clear(iterator_);
3132     resolver->Remove(iterator_);
3133     resolver->Protect(iterator_);
3134
3135     pkgCacheFile &cache([database_ cache]);
3136     cache->SetReInstall(iterator_, false);
3137     cache->MarkDelete(iterator_, true);
3138 } }
3139
3140 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3141     _profile(Package$isUnfilteredAndSearchedForBy)
3142         bool value(true);
3143
3144         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3145             value &= [self unfiltered];
3146         _end
3147
3148         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3149             value &= [self matches:search];
3150         _end
3151
3152         return value;
3153     _end
3154 }
3155
3156 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3157     if ([search length] == 0)
3158         return false;
3159
3160     _profile(Package$isUnfilteredAndSelectedForBy)
3161         bool value(true);
3162
3163         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3164             value &= [self unfiltered];
3165         _end
3166
3167         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3168             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3169         _end
3170
3171         return value;
3172     _end
3173 }
3174
3175 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3176     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3177 }
3178
3179 - (bool) isVisibleInSection:(NSString *)name {
3180     NSString *section([self section]);
3181
3182     return (
3183         name == nil ||
3184         section == nil && [name length] == 0 ||
3185         [name isEqualToString:section]
3186     ) && [self visible];
3187 }
3188
3189 - (bool) isVisibleInSource:(Source *)source {
3190     return [self source] == source && [self visible];
3191 }
3192
3193 @end
3194 /* }}} */
3195 /* Section Class {{{ */
3196 @interface Section : NSObject {
3197     NSString *name_;
3198     unichar index_;
3199     size_t row_;
3200     size_t count_;
3201     NSString *localized_;
3202 }
3203
3204 - (NSComparisonResult) compareByLocalized:(Section *)section;
3205 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3206 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3207 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3208 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3209 - (NSString *) name;
3210 - (unichar) index;
3211
3212 - (size_t) row;
3213 - (size_t) count;
3214
3215 - (void) addToRow;
3216 - (void) addToCount;
3217
3218 - (void) setCount:(size_t)count;
3219 - (NSString *) localized;
3220
3221 @end
3222
3223 @implementation Section
3224
3225 - (void) dealloc {
3226     [name_ release];
3227     if (localized_ != nil)
3228         [localized_ release];
3229     [super dealloc];
3230 }
3231
3232 - (NSComparisonResult) compareByLocalized:(Section *)section {
3233     NSString *lhs(localized_);
3234     NSString *rhs([section localized]);
3235
3236     /*if ([lhs length] != 0 && [rhs length] != 0) {
3237         unichar lhc = [lhs characterAtIndex:0];
3238         unichar rhc = [rhs characterAtIndex:0];
3239
3240         if (isalpha(lhc) && !isalpha(rhc))
3241             return NSOrderedAscending;
3242         else if (!isalpha(lhc) && isalpha(rhc))
3243             return NSOrderedDescending;
3244     }*/
3245
3246     return [lhs compare:rhs options:LaxCompareOptions_];
3247 }
3248
3249 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3250     if ((self = [self initWithName:name localize:NO]) != nil) {
3251         if (localized != nil)
3252             localized_ = [localized retain];
3253     } return self;
3254 }
3255
3256 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3257     return [self initWithName:name row:0 localize:localize];
3258 }
3259
3260 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3261     if ((self = [super init]) != nil) {
3262         name_ = [name retain];
3263         index_ = '\0';
3264         row_ = row;
3265         if (localize)
3266             localized_ = [LocalizeSection(name_) retain];
3267     } return self;
3268 }
3269
3270 /* XXX: localize the index thingees */
3271 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3272     if ((self = [super init]) != nil) {
3273         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3274         index_ = index;
3275         row_ = row;
3276     } return self;
3277 }
3278
3279 - (NSString *) name {
3280     return name_;
3281 }
3282
3283 - (unichar) index {
3284     return index_;
3285 }
3286
3287 - (size_t) row {
3288     return row_;
3289 }
3290
3291 - (size_t) count {
3292     return count_;
3293 }
3294
3295 - (void) addToRow {
3296     ++row_;
3297 }
3298
3299 - (void) addToCount {
3300     ++count_;
3301 }
3302
3303 - (void) setCount:(size_t)count {
3304     count_ = count;
3305 }
3306
3307 - (NSString *) localized {
3308     return localized_;
3309 }
3310
3311 @end
3312 /* }}} */
3313
3314 static NSString *Colon_;
3315 static NSString *Elision_;
3316 static NSString *Error_;
3317 static NSString *Warning_;
3318
3319 /* Database Implementation {{{ */
3320 @implementation Database
3321
3322 + (Database *) sharedInstance {
3323     static Database *instance;
3324     if (instance == nil)
3325         instance = [[Database alloc] init];
3326     return instance;
3327 }
3328
3329 - (unsigned) era {
3330     return era_;
3331 }
3332
3333 - (void) releasePackages {
3334     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3335     CFArrayRemoveAllValues(packages_);
3336 }
3337
3338 - (void) dealloc {
3339     // XXX: actually implement this thing
3340     _assert(false);
3341     [sourceList_ release];
3342     [self releasePackages];
3343     apr_pool_destroy(pool_);
3344     NSRecycleZone(zone_);
3345     [super dealloc];
3346 }
3347
3348 - (void) _readCydia:(NSNumber *)fd { _pooled
3349     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3350     std::istream is(&ib);
3351     std::string line;
3352
3353     static Pcre finish_r("^finish:([^:]*)$");
3354
3355     while (std::getline(is, line)) {
3356         const char *data(line.c_str());
3357         size_t size = line.size();
3358         lprintf("C:%s\n", data);
3359
3360         if (finish_r(data, size)) {
3361             NSString *finish = finish_r[1];
3362             int index = [Finishes_ indexOfObject:finish];
3363             if (index != INT_MAX && index > Finish_)
3364                 Finish_ = index;
3365         }
3366     }
3367
3368     _assume(false);
3369 }
3370
3371 - (void) _readStatus:(NSNumber *)fd { _pooled
3372     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3373     std::istream is(&ib);
3374     std::string line;
3375
3376     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3377     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3378
3379     while (std::getline(is, line)) {
3380         const char *data(line.c_str());
3381         size_t size(line.size());
3382         lprintf("S:%s\n", data);
3383
3384         if (conffile_r(data, size)) {
3385             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3386             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3387         } else if (strncmp(data, "status: ", 8) == 0) {
3388             // status: <package>: {unpacked,half-configured,installed}
3389             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:@"STATUS"]);
3390             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3391         } else if (strncmp(data, "processing: ", 12) == 0) {
3392             // processing: configure: config-test
3393             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:@"STATUS"]);
3394             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3395         } else if (pmstatus_r(data, size)) {
3396             std::string type([pmstatus_r[1] UTF8String]);
3397
3398             NSString *package = pmstatus_r[2];
3399             if ([package isEqualToString:@"dpkg-exec"])
3400                 package = nil;
3401
3402             float percent([pmstatus_r[3] floatValue]);
3403             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3404
3405             NSString *string = pmstatus_r[4];
3406
3407             if (type == "pmerror") {
3408                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"ERROR" forPackage:package]);
3409                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3410             } else if (type == "pmstatus") {
3411                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"STATUS" forPackage:package]);
3412                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3413             } else if (type == "pmconffile")
3414                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3415             else
3416                 lprintf("E:unknown pmstatus\n");
3417         } else
3418             lprintf("E:unknown status\n");
3419     }
3420
3421     _assume(false);
3422 }
3423
3424 - (void) _readOutput:(NSNumber *)fd { _pooled
3425     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3426     std::istream is(&ib);
3427     std::string line;
3428
3429     while (std::getline(is, line)) {
3430         lprintf("O:%s\n", line.c_str());
3431
3432         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:@"INFORMATION"]);
3433         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3434     }
3435
3436     _assume(false);
3437 }
3438
3439 - (FILE *) input {
3440     return input_;
3441 }
3442
3443 - (Package *) packageWithName:(NSString *)name {
3444 @synchronized (self) {
3445     if (static_cast<pkgDepCache *>(cache_) == NULL)
3446         return nil;
3447     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3448     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3449 } }
3450
3451 - (id) init {
3452     if ((self = [super init]) != nil) {
3453         policy_ = NULL;
3454         records_ = NULL;
3455         resolver_ = NULL;
3456         fetcher_ = NULL;
3457         lock_ = NULL;
3458
3459         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3460         apr_pool_create(&pool_, NULL);
3461
3462         size_t capacity(MetaFile_->active_);
3463         if (capacity == 0)
3464             capacity = 16384;
3465         else
3466             capacity += 1024;
3467
3468         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3469         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3470
3471         int fds[2];
3472
3473         _assert(pipe(fds) != -1);
3474         cydiafd_ = fds[1];
3475
3476         _config->Set("APT::Keep-Fds::", cydiafd_);
3477         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3478
3479         [NSThread
3480             detachNewThreadSelector:@selector(_readCydia:)
3481             toTarget:self
3482             withObject:[NSNumber numberWithInt:fds[0]]
3483         ];
3484
3485         _assert(pipe(fds) != -1);
3486         statusfd_ = fds[1];
3487
3488         [NSThread
3489             detachNewThreadSelector:@selector(_readStatus:)
3490             toTarget:self
3491             withObject:[NSNumber numberWithInt:fds[0]]
3492         ];
3493
3494         _assert(pipe(fds) != -1);
3495         _assert(dup2(fds[0], 0) != -1);
3496         _assert(close(fds[0]) != -1);
3497
3498         input_ = fdopen(fds[1], "a");
3499
3500         _assert(pipe(fds) != -1);
3501         _assert(dup2(fds[1], 1) != -1);
3502         _assert(close(fds[1]) != -1);
3503
3504         [NSThread
3505             detachNewThreadSelector:@selector(_readOutput:)
3506             toTarget:self
3507             withObject:[NSNumber numberWithInt:fds[0]]
3508         ];
3509     } return self;
3510 }
3511
3512 - (pkgCacheFile &) cache {
3513     return cache_;
3514 }
3515
3516 - (pkgDepCache::Policy *) policy {
3517     return policy_;
3518 }
3519
3520 - (pkgRecords *) records {
3521     return records_;
3522 }
3523
3524 - (pkgProblemResolver *) resolver {
3525     return resolver_;
3526 }
3527
3528 - (pkgAcquire &) fetcher {
3529     return *fetcher_;
3530 }
3531
3532 - (pkgSourceList &) list {
3533     return *list_;
3534 }
3535
3536 - (NSArray *) packages {
3537     return (NSArray *) packages_;
3538 }
3539
3540 - (NSArray *) sources {
3541     return sourceList_;
3542 }
3543
3544 - (Source *) sourceWithKey:(NSString *)key {
3545     for (Source *source in [self sources]) {
3546         if ([[source key] isEqualToString:key])
3547             return source;
3548     } return nil;
3549 }
3550
3551 - (bool) popErrorWithTitle:(NSString *)title {
3552     bool fatal(false);
3553
3554     while (!_error->empty()) {
3555         std::string error;
3556         bool warning(!_error->PopMessage(error));
3557         if (!warning)
3558             fatal = true;
3559
3560         for (;;) {
3561             size_t size(error.size());
3562             if (size == 0 || error[size - 1] != '\n')
3563                 break;
3564             error.resize(size - 1);
3565         }
3566
3567         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3568
3569         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3570     }
3571
3572     return fatal;
3573 }
3574
3575 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3576     return [self popErrorWithTitle:title] || !success;
3577 }
3578
3579 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3580 @synchronized (self) {
3581     ++era_;
3582
3583     [self releasePackages];
3584
3585     sourceMap_.clear();
3586     [sourceList_ removeAllObjects];
3587
3588     _error->Discard();
3589
3590     delete list_;
3591     list_ = NULL;
3592     manager_ = NULL;
3593     delete lock_;
3594     lock_ = NULL;
3595     delete fetcher_;
3596     fetcher_ = NULL;
3597     delete resolver_;
3598     resolver_ = NULL;
3599     delete records_;
3600     records_ = NULL;
3601     delete policy_;
3602     policy_ = NULL;
3603
3604     cache_.Close();
3605
3606     apr_pool_clear(pool_);
3607
3608     NSRecycleZone(zone_);
3609     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3610
3611     int chk(creat("/tmp/cydia.chk", 0644));
3612     if (chk != -1)
3613         close(chk);
3614
3615     if (invocation != nil)
3616         [invocation invoke];
3617
3618     NSString *title(UCLocalize("DATABASE"));
3619
3620     _trace();
3621     OpProgress progress;
3622     while (!cache_.Open(progress, true)) { pop:
3623         std::string error;
3624         bool warning(!_error->PopMessage(error));
3625         lprintf("cache_.Open():[%s]\n", error.c_str());
3626
3627         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3628             [delegate_ repairWithSelector:@selector(configure)];
3629         else if (error == "The package lists or status file could not be parsed or opened.")
3630             [delegate_ repairWithSelector:@selector(update)];
3631         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3632         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3633         // else if (error == "Malformed Status line")
3634         // else if (error == "The list of sources could not be read.")
3635         else {
3636             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3637             return;
3638         }
3639
3640         if (warning)
3641             goto pop;
3642         _error->Discard();
3643     }
3644     _trace();
3645
3646     unlink("/tmp/cydia.chk");
3647
3648     now_ = [[NSDate date] timeIntervalSince1970];
3649
3650     policy_ = new pkgDepCache::Policy();
3651     records_ = new pkgRecords(cache_);
3652     resolver_ = new pkgProblemResolver(cache_);
3653     fetcher_ = new pkgAcquire(&status_);
3654     lock_ = NULL;
3655
3656     list_ = new pkgSourceList();
3657     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3658         return;
3659
3660     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3661         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:@"ERROR"] forTask:title];
3662         return;
3663     }
3664
3665     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3666         return;
3667
3668     if (cache_->BrokenCount() != 0) {
3669         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3670             return;
3671
3672         if (cache_->BrokenCount() != 0) {
3673             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:@"ERROR"] forTask:title];
3674             return;
3675         }
3676
3677         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3678             return;
3679     }
3680
3681     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3682         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3683         [sourceList_ addObject:object];
3684
3685         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3686         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3687             // XXX: this could be more intelligent
3688             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3689                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3690                 if (!cached.end())
3691                     sourceMap_[cached->ID] = object;
3692             }
3693     }
3694
3695     {
3696         /*std::vector<Package *> packages;
3697         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3698         [packages_ release];
3699         packages_ = nil;*/
3700
3701         _trace();
3702
3703         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3704             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3705                 //packages.push_back(package);
3706                 CFArrayAppendValue(packages_, [package retain]);
3707
3708         _trace();
3709
3710         /*if (packages.empty())
3711             packages_ = [[NSArray alloc] init];
3712         else
3713             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3714         _trace();*/
3715
3716         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3717         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3718         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3719
3720         /*_trace();
3721         PrintTimes();
3722         _trace();*/
3723
3724         _trace();
3725
3726         /*if (!packages.empty())
3727             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3728         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3729
3730         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3731
3732         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3733
3734         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3735
3736         _trace();
3737
3738         size_t count(CFArrayGetCount(packages_));
3739         MetaFile_->active_ = count;
3740
3741         for (size_t index(0); index != count; ++index)
3742             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3743
3744         _trace();
3745     }
3746 } } CYPoolEnd() _trace(); }
3747
3748 - (void) clear {
3749 @synchronized (self) {
3750     delete resolver_;
3751     resolver_ = new pkgProblemResolver(cache_);
3752
3753     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3754         if (!cache_[iterator].Keep())
3755             cache_->MarkKeep(iterator, false);
3756         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3757             cache_->SetReInstall(iterator, false);
3758 } }
3759
3760 - (void) configure {
3761     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3762     _trace();
3763     system([dpkg UTF8String]);
3764     _trace();
3765 }
3766
3767 - (bool) clean {
3768     // XXX: I don't remember this condition
3769     if (lock_ != NULL)
3770         return false;
3771
3772     FileFd Lock;
3773     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3774
3775     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3776
3777     if ([self popErrorWithTitle:title])
3778         return false;
3779
3780     pkgAcquire fetcher;
3781     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3782
3783     class LogCleaner :
3784         public pkgArchiveCleaner
3785     {
3786       protected:
3787         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3788             unlink(File);
3789         }
3790     } cleaner;
3791
3792     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3793         return false;
3794
3795     return true;
3796 }
3797
3798 - (bool) prepare {
3799     fetcher_->Shutdown();
3800
3801     pkgRecords records(cache_);
3802
3803     lock_ = new FileFd();
3804     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3805
3806     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3807
3808     if ([self popErrorWithTitle:title])
3809         return false;
3810
3811     pkgSourceList list;
3812     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3813         return false;
3814
3815     manager_ = (_system->CreatePM(cache_));
3816     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3817         return false;
3818
3819     return true;
3820 }
3821
3822 - (void) perform {
3823     bool substrate(RestartSubstrate_);
3824     RestartSubstrate_ = false;
3825
3826     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3827
3828     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3829         pkgSourceList list;
3830         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3831             return;
3832         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3833             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3834     }
3835
3836     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3837
3838     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3839         _trace();
3840         [self popErrorWithTitle:title];
3841         return;
3842     }
3843
3844     bool failed = false;
3845     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3846         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3847             continue;
3848         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3849             continue;
3850
3851         failed = true;
3852     }
3853
3854     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3855
3856     if (failed) {
3857         _trace();
3858         return;
3859     }
3860
3861     if (substrate)
3862         RestartSubstrate_ = true;
3863
3864     _system->UnLock();
3865     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3866
3867     if (_error->PendingError()) {
3868         _trace();
3869         return;
3870     }
3871
3872     if (result == pkgPackageManager::Failed) {
3873         _trace();
3874         return;
3875     }
3876
3877     if (result != pkgPackageManager::Completed) {
3878         _trace();
3879         return;
3880     }
3881
3882     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3883         pkgSourceList list;
3884         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3885             return;
3886         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3887             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3888     }
3889
3890     if (![before isEqualToArray:after])
3891         [self update];
3892 }
3893
3894 - (bool) upgrade {
3895     NSString *title(UCLocalize("UPGRADE"));
3896     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3897         return false;
3898     return true;
3899 }
3900
3901 - (void) update {
3902     [self updateWithStatus:status_];
3903 }
3904
3905 - (void) updateWithStatus:(Status &)status {
3906     NSString *title(UCLocalize("REFRESHING_DATA"));
3907
3908     pkgSourceList list;
3909     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3910         return;
3911
3912     FileFd lock;
3913     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3914     if ([self popErrorWithTitle:title])
3915         return;
3916
3917     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3918
3919     bool success(ListUpdate(status, list, PulseInterval_));
3920     if (status.WasCancelled())
3921         _error->Discard();
3922     else
3923         [self popErrorWithTitle:title forOperation:success];
3924
3925     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3926
3927     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3928     Changed_ = true;
3929 }
3930
3931 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3932     delegate_ = delegate;
3933 }
3934
3935 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3936     progress_ = delegate;
3937     status_.setDelegate(delegate);
3938 }
3939
3940 - (NSObject<ProgressDelegate> *) progressDelegate {
3941     return progress_;
3942 }
3943
3944 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3945     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3946     return i == sourceMap_.end() ? nil : i->second;
3947 }
3948
3949 - (NSString *) mappedSectionForPointer:(const char *)section {
3950     _H<NSString> *mapped;
3951
3952     _profile(Database$mappedSectionForPointer$Cache)
3953         mapped = &sections_[section];
3954     _end
3955
3956     if (*mapped == NULL) {
3957         size_t length(strlen(section));
3958         char spaced[length + 1];
3959
3960         _profile(Database$mappedSectionForPointer$Replace)
3961             for (size_t index(0); index != length; ++index)
3962                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3963             spaced[length] = '\0';
3964         _end
3965
3966         NSString *string;
3967
3968         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3969             string = [NSString stringWithUTF8String:spaced];
3970         _end
3971
3972         _profile(Database$mappedSectionForPointer$Map)
3973             string = [SectionMap_ objectForKey:string] ?: string;
3974         _end
3975
3976         *mapped = string;
3977     } return *mapped;
3978 }
3979
3980 @end
3981 /* }}} */
3982
3983 /* Web Scripting {{{ */
3984 @interface CydiaObject : NSObject {
3985     id indirect_;
3986     _transient id delegate_;
3987 }
3988
3989 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3990
3991 @end
3992
3993 @implementation CydiaObject
3994
3995 - (void) dealloc {
3996     [indirect_ release];
3997     [super dealloc];
3998 }
3999
4000 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4001     if ((self = [super init]) != nil) {
4002         indirect_ = [indirect retain];
4003     } return self;
4004 }
4005
4006 - (void) setDelegate:(id)delegate {
4007     delegate_ = delegate;
4008 }
4009
4010 + (NSArray *) _attributeKeys {
4011     return [NSArray arrayWithObjects:
4012         @"device",
4013         @"ecid",
4014         @"firmware",
4015         @"hostname",
4016         @"idiom",
4017         @"model",
4018         @"plmn",
4019         @"role",
4020         @"serial",
4021         @"token",
4022         @"version",
4023     nil];
4024 }
4025
4026 - (NSArray *) attributeKeys {
4027     return [[self class] _attributeKeys];
4028 }
4029
4030 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4031     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4032 }
4033
4034 - (NSString *) version {
4035     return @ Cydia_;
4036 }
4037
4038 - (NSString *) device {
4039     return [[UIDevice currentDevice] uniqueIdentifier];
4040 }
4041
4042 - (NSString *) firmware {
4043     return [[UIDevice currentDevice] systemVersion];
4044 }
4045
4046 - (NSString *) hostname {
4047     return [[UIDevice currentDevice] name];
4048 }
4049
4050 - (NSString *) idiom {
4051     return (id) Idiom_ ?: [NSNull null];
4052 }
4053
4054 - (NSString *) plmn {
4055     return (id) PLMN_ ?: [NSNull null];
4056 }
4057
4058 - (NSString *) ecid {
4059     return (id) ChipID_ ?: [NSNull null];
4060 }
4061
4062 - (NSString *) serial {
4063     return SerialNumber_;
4064 }
4065
4066 - (NSString *) role {
4067     return (id) Role_ ?: [NSNull null];
4068 }
4069
4070 - (NSString *) model {
4071     return [NSString stringWithUTF8String:Machine_];
4072 }
4073
4074 - (NSString *) token {
4075     return (id) Token_ ?: [NSNull null];
4076 }
4077
4078 + (NSString *) webScriptNameForSelector:(SEL)selector {
4079     if (false);
4080     else if (selector == @selector(addTrivialSource:))
4081         return @"addTrivialSource";
4082     else if (selector == @selector(close))
4083         return @"close";
4084     else if (selector == @selector(du:))
4085         return @"du";
4086     else if (selector == @selector(stringWithFormat:arguments:))
4087         return @"format";
4088     else if (selector == @selector(getAllSources))
4089         return @"getAllSourcs";
4090     else if (selector == @selector(getKernelNumber:))
4091         return @"getKernelNumber";
4092     else if (selector == @selector(getKernelString:))
4093         return @"getKernelString";
4094     else if (selector == @selector(getInstalledPackages))
4095         return @"getInstalledPackages";
4096     else if (selector == @selector(getPackageById:))
4097         return @"getPackageById";
4098     else if (selector == @selector(installPackages:))
4099         return @"installPackages";
4100     else if (selector == @selector(localizedStringForKey:value:table:))
4101         return @"localize";
4102     else if (selector == @selector(refreshSources))
4103         return @"refreshSources";
4104     else if (selector == @selector(removeButton))
4105         return @"removeButton";
4106     else if (selector == @selector(substitutePackageNames:))
4107         return @"substitutePackageNames";
4108     else if (selector == @selector(scrollToBottom:))
4109         return @"scrollToBottom";
4110     else if (selector == @selector(setAllowsNavigationAction:))
4111         return @"setAllowsNavigationAction";
4112     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4113         return @"setButtonImage";
4114     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4115         return @"setButtonTitle";
4116     else if (selector == @selector(setHidesBackButton:))
4117         return @"setHidesBackButton";
4118     else if (selector == @selector(setHidesNavigationBar:))
4119         return @"setHidesNavigationBar";
4120     else if (selector == @selector(setNavigationBarStyle:))
4121         return @"setNavigationBarStyle";
4122     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4123         return @"setNavigationBarTintColor";
4124     else if (selector == @selector(setPopupHook:))
4125         return @"setPopupHook";
4126     else if (selector == @selector(setToken:))
4127         return @"setToken";
4128     else if (selector == @selector(setViewportWidth:))
4129         return @"setViewportWidth";
4130     else if (selector == @selector(statfs:))
4131         return @"statfs";
4132     else if (selector == @selector(supports:))
4133         return @"supports";
4134     else
4135         return nil;
4136 }
4137
4138 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4139     return [self webScriptNameForSelector:selector] == nil;
4140 }
4141
4142 - (BOOL) supports:(NSString *)feature {
4143     return [feature isEqualToString:@"window.open"];
4144 }
4145
4146 - (NSNumber *) getKernelNumber:(NSString *)name {
4147     const char *string([name UTF8String]);
4148
4149     size_t size;
4150     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4151         return (id) [NSNull null];
4152
4153     if (size != sizeof(int))
4154         return (id) [NSNull null];
4155
4156     int value;
4157     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4158         return (id) [NSNull null];
4159
4160     return [NSNumber numberWithInt:value];
4161 }
4162
4163 - (NSString *) getKernelString:(NSString *)name {
4164     const char *string([name UTF8String]);
4165
4166     size_t size;
4167     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4168         return (id) [NSNull null];
4169
4170     char value[size + 1];
4171     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4172         return (id) [NSNull null];
4173
4174     // XXX: just in case you request something ludicrous
4175     value[size] = '\0';
4176
4177     return [NSString stringWithCString:value];
4178 }
4179
4180 - (void) addTrivialSource:(NSString *)href {
4181     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4182 }
4183
4184 - (void) refreshSources {
4185     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4186 }
4187
4188 - (NSArray *) getAllSources {
4189     return [[Database sharedInstance] sources];
4190 }
4191
4192 - (NSArray *) getInstalledPackages {
4193     Database *database([Database sharedInstance]);
4194 @synchronized (database) {
4195     NSArray *packages([database packages]);
4196     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4197     for (Package *package in packages)
4198         if (![package uninstalled])
4199             [installed addObject:package];
4200     return installed;
4201 } }
4202
4203 - (Package *) getPackageById:(NSString *)id {
4204     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4205         [package parse];
4206         return package;
4207     } else
4208         return (Package *) [NSNull null];
4209 }
4210
4211 - (NSArray *) statfs:(NSString *)path {
4212     struct statfs stat;
4213
4214     if (path == nil || statfs([path UTF8String], &stat) == -1)
4215         return nil;
4216
4217     return [NSArray arrayWithObjects:
4218         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4219         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4220         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4221     nil];
4222 }
4223
4224 - (NSNumber *) du:(NSString *)path {
4225     NSNumber *value(nil);
4226
4227     int fds[2];
4228     _assert(pipe(fds) != -1);
4229
4230     pid_t pid(ExecFork());
4231     if (pid == 0) {
4232         _assert(dup2(fds[1], 1) != -1);
4233         _assert(close(fds[0]) != -1);
4234         _assert(close(fds[1]) != -1);
4235         /* XXX: this should probably not use du */
4236         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4237         exit(1);
4238         _assert(false);
4239     }
4240
4241     _assert(close(fds[1]) != -1);
4242
4243     if (FILE *du = fdopen(fds[0], "r")) {
4244         char line[1024];
4245         while (fgets(line, sizeof(line), du) != NULL) {
4246             size_t length(strlen(line));
4247             while (length != 0 && line[length - 1] == '\n')
4248                 line[--length] = '\0';
4249             if (char *tab = strchr(line, '\t')) {
4250                 *tab = '\0';
4251                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4252             }
4253         }
4254
4255         fclose(du);
4256     } else _assert(close(fds[0]));
4257
4258     int status;
4259   wait:
4260     if (waitpid(pid, &status, 0) == -1)
4261         if (errno == EINTR)
4262             goto wait;
4263         else _assert(false);
4264
4265     return value;
4266 }
4267
4268 - (void) close {
4269     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4270 }
4271
4272 - (void) installPackages:(NSArray *)packages {
4273     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4274 }
4275
4276 - (NSString *) substitutePackageNames:(NSString *)message {
4277     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4278     for (size_t i(0), e([words count]); i != e; ++i) {
4279         NSString *word([words objectAtIndex:i]);
4280         if (Package *package = [[Database sharedInstance] packageWithName:word])
4281             [words replaceObjectAtIndex:i withObject:[package name]];
4282     }
4283
4284     return [words componentsJoinedByString:@" "];
4285 }
4286
4287 - (void) removeButton {
4288     [indirect_ removeButton];
4289 }
4290
4291 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4292     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4293 }
4294
4295 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4296     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4297 }
4298
4299 - (void) setAllowsNavigationAction:(NSString *)value {
4300     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4301 }
4302
4303 - (void) setHidesBackButton:(NSString *)value {
4304     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4305 }
4306
4307 - (void) setHidesNavigationBar:(NSString *)value {
4308     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4309 }
4310
4311 - (void) setNavigationBarStyle:(NSString *)value {
4312     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4313 }
4314
4315 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4316     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4317     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4318     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4319 }
4320
4321 - (void) _setToken:(NSString *)token {
4322     Token_ = token;
4323
4324     if (token == nil)
4325         [Metadata_ removeObjectForKey:@"Token"];
4326     else
4327         [Metadata_ setObject:Token_ forKey:@"Token"];
4328
4329     Changed_ = true;
4330 }
4331
4332 - (void) setToken:(NSString *)token {
4333     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4334 }
4335
4336 - (void) setPopupHook:(id)function {
4337     [indirect_ setPopupHook:function];
4338 }
4339
4340 - (void) scrollToBottom:(NSNumber *)animated {
4341     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4342 }
4343
4344 - (void) setViewportWidth:(float)width {
4345     [indirect_ setViewportWidthOnMainThread:width];
4346 }
4347
4348 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4349     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4350     unsigned count([arguments count]);
4351     id values[count];
4352     for (unsigned i(0); i != count; ++i)
4353         values[i] = [arguments objectAtIndex:i];
4354     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4355 }
4356
4357 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4358     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4359         value = nil;
4360     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4361         table = nil;
4362     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4363 }
4364
4365 @end
4366 /* }}} */
4367
4368 /* @ Loading... Indicator {{{ */
4369 @interface CYLoadingIndicator : UIView {
4370     _H<UIActivityIndicatorView> spinner_;
4371     _H<UILabel> label_;
4372     _H<UIView> container_;
4373 }
4374
4375 @property (readonly, nonatomic) UILabel *label;
4376 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4377
4378 @end
4379
4380 @implementation CYLoadingIndicator
4381
4382 - (id) initWithFrame:(CGRect)frame {
4383     if ((self = [super initWithFrame:frame]) != nil) {
4384         container_ = [[[UIView alloc] init] autorelease];
4385         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4386
4387         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4388         [spinner_ startAnimating];
4389         [container_ addSubview:spinner_];
4390
4391         label_ = [[[UILabel alloc] init] autorelease];
4392         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4393         [label_ setBackgroundColor:[UIColor clearColor]];
4394         [label_ setTextColor:[UIColor blackColor]];
4395         [label_ setShadowColor:[UIColor whiteColor]];
4396         [label_ setShadowOffset:CGSizeMake(0, 1)];
4397         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4398         [container_ addSubview:label_];
4399
4400         CGSize viewsize = frame.size;
4401         CGSize spinnersize = [spinner_ bounds].size;
4402         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4403         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4404
4405         CGRect containrect = {
4406             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4407             CGSizeMake(bothwidth, spinnersize.height)
4408         };
4409         CGRect textrect = {
4410             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4411             textsize
4412         };
4413         CGRect spinrect = {
4414             CGPointZero,
4415             spinnersize
4416         };
4417
4418         [container_ setFrame:containrect];
4419         [spinner_ setFrame:spinrect];
4420         [label_ setFrame:textrect];
4421         [self addSubview:container_];
4422     } return self;
4423 }
4424
4425 - (UILabel *) label {
4426     return label_;
4427 }
4428
4429 - (UIActivityIndicatorView *) activityIndicatorView {
4430     return spinner_;
4431 }
4432
4433 @end
4434 /* }}} */
4435 /* Emulated Loading Controller {{{ */
4436 @interface CYEmulatedLoadingController : CYViewController {
4437     _transient Database *database_;
4438     _H<CYLoadingIndicator> indicator_;
4439     _H<UITabBar> tabbar_;
4440     _H<UINavigationBar> navbar_;
4441 }
4442
4443 @end
4444
4445 @implementation CYEmulatedLoadingController
4446
4447 - (id) initWithDatabase:(Database *)database {
4448     if ((self = [super init]) != nil) {
4449         database_ = database;
4450     } return self;
4451 }
4452
4453 // XXX: factor this out somewhere
4454 - (UIColor *) groupTableViewBackgroundColor {
4455     UIDevice *device([UIDevice currentDevice]);
4456     bool iPad([device respondsToSelector:@selector(userInterfaceIdiom)] && [device userInterfaceIdiom] == UIUserInterfaceIdiomPad);
4457     return iPad ? [UIColor colorWithRed:0.821 green:0.834 blue:0.860 alpha:1] : [UIColor groupTableViewBackgroundColor];
4458 }
4459
4460 - (void) loadView {
4461     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4462     [[self view] setBackgroundColor:[self groupTableViewBackgroundColor]];
4463
4464     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4465     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4466     [[self view] addSubview:indicator_];
4467
4468     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4469     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4470     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4471     [[self view] addSubview:tabbar_];
4472
4473     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4474     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4475     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4476     [[self view] addSubview:navbar_];
4477 }
4478
4479 - (void) releaseSubviews {
4480     indicator_ = nil;
4481     tabbar_ = nil;
4482     navbar_ = nil;
4483 }
4484
4485 @end
4486 /* }}} */
4487
4488 /* Cydia Browser Controller {{{ */
4489 @interface CYBrowserController : BrowserController {
4490     CydiaObject *cydia_;
4491 }
4492
4493 @end
4494
4495 @implementation CYBrowserController
4496
4497 - (void) dealloc {
4498     [cydia_ release];
4499     [super dealloc];
4500 }
4501
4502 - (NSURL *) navigationURL {
4503     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4504 }
4505
4506 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4507 }
4508
4509 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4510     [super webView:view didClearWindowObject:window forFrame:frame];
4511
4512     WebDataSource *source([frame dataSource]);
4513     NSURLResponse *response([source response]);
4514
4515     NSURL *url([response URL]);
4516     NSString *scheme([url scheme]);
4517     NSString *host([url host]);
4518
4519     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4520         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4521         NSDictionary *headers([http allHeaderFields]);
4522         [self setHeaders:headers forHost:host];
4523     }
4524
4525     if (
4526         [host isEqualToString:@"cydia.saurik.com"] ||
4527         [host hasSuffix:@".cydia.saurik.com"] ||
4528         [scheme isEqualToString:@"file"]
4529     )
4530         [window setValue:cydia_ forKey:@"cydia"];
4531 }
4532
4533 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4534     if (System_ != NULL)
4535         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4536     if (Machine_ != NULL)
4537         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4538     if (Token_ != nil)
4539         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4540     if (Role_ != nil)
4541         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4542 }
4543
4544 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4545     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4546     [self _setMoreHeaders:copy];
4547     return copy;
4548 }
4549
4550 - (void) setDelegate:(id)delegate {
4551     [super setDelegate:delegate];
4552     [cydia_ setDelegate:delegate];
4553 }
4554
4555 - (id) init {
4556     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4557         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4558
4559         WebView *webview([[webview_ _documentView] webView]);
4560
4561         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4562
4563         if (Safari_ != nil)
4564             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4565         if (Build_ != nil)
4566             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4567         if (Product_ != nil)
4568             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4569
4570         [webview setApplicationNameForUserAgent:application];
4571     } return self;
4572 }
4573
4574 @end
4575 /* }}} */
4576
4577 // CydiaScript {{{
4578 @interface NSObject (CydiaScript)
4579 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4580 @end
4581
4582 @implementation NSObject (CydiaScript)
4583
4584 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4585     return self;
4586 }
4587
4588 @end
4589
4590 @implementation NSArray (CydiaScript)
4591
4592 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4593     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4594     for (size_t i(0), e([self count]); i != e; ++i)
4595         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4596     return object;
4597 }
4598
4599 @end
4600
4601 @implementation NSDictionary (CydiaScript)
4602
4603 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4604     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4605     for (id i in self)
4606         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4607     return object;
4608 }
4609
4610 @end
4611 // }}}
4612
4613 /* Confirmation Controller {{{ */
4614 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4615     if (!iterator.end())
4616         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4617             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4618                 continue;
4619             pkgCache::PkgIterator package(dep.TargetPkg());
4620             if (package.end())
4621                 continue;
4622             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4623                 return true;
4624         }
4625
4626     return false;
4627 }
4628
4629 @protocol ConfirmationControllerDelegate
4630 - (void) cancelAndClear:(bool)clear;
4631 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4632 - (void) queue;
4633 @end
4634
4635 @interface ConfirmationController : CYBrowserController {
4636     _transient Database *database_;
4637
4638     UIAlertView *essential_;
4639
4640     NSDictionary *changes_;
4641     NSMutableArray *issues_;
4642     NSDictionary *sizes_;
4643
4644     BOOL substrate_;
4645 }
4646
4647 - (id) initWithDatabase:(Database *)database;
4648
4649 @end
4650
4651 @implementation ConfirmationController
4652
4653 - (void) dealloc {
4654     [changes_ release];
4655     [issues_ release];
4656     [sizes_ release];
4657
4658     if (essential_ != nil)
4659         [essential_ release];
4660
4661     [super dealloc];
4662 }
4663
4664 - (void) complete {
4665     if (substrate_)
4666         RestartSubstrate_ = true;
4667     [delegate_ confirmWithNavigationController:[self navigationController]];
4668 }
4669
4670 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4671     NSString *context([alert context]);
4672
4673     if ([context isEqualToString:@"remove"]) {
4674         if (button == [alert cancelButtonIndex])
4675             [self dismissModalViewControllerAnimated:YES];
4676         else if (button == [alert firstOtherButtonIndex]) {
4677             [self complete];
4678         }
4679
4680         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4681     } else if ([context isEqualToString:@"unable"]) {
4682         [self dismissModalViewControllerAnimated:YES];
4683         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4684     } else {
4685         [super alertView:alert clickedButtonAtIndex:button];
4686     }
4687 }
4688
4689 - (void) _doContinue {
4690     [self dismissModalViewControllerAnimated:YES];
4691     [delegate_ cancelAndClear:NO];
4692 }
4693
4694 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4695     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4696     return nil;
4697 }
4698
4699 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4700     [super webView:view didClearWindowObject:window forFrame:frame];
4701
4702     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4703         changes_, @"changes",
4704         issues_, @"issues",
4705         sizes_, @"sizes",
4706         self, @"queue",
4707     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4708 }
4709
4710 - (id) initWithDatabase:(Database *)database {
4711     if ((self = [super init]) != nil) {
4712         database_ = database;
4713
4714         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4715         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4716         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4717         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4718         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4719
4720         bool remove(false);
4721
4722         pkgCacheFile &cache([database_ cache]);
4723         NSArray *packages([database_ packages]);
4724         pkgDepCache::Policy *policy([database_ policy]);
4725
4726         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4727
4728         for (Package *package in packages) {
4729             pkgCache::PkgIterator iterator([package iterator]);
4730             NSString *name([package id]);
4731
4732             if ([package broken]) {
4733                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4734
4735                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4736                     name, @"package",
4737                     reasons, @"reasons",
4738                 nil]];
4739
4740                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4741                 if (ver.end())
4742                     continue;
4743
4744                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4745                     pkgCache::DepIterator start;
4746                     pkgCache::DepIterator end;
4747                     dep.GlobOr(start, end); // ++dep
4748
4749                     if (!cache->IsImportantDep(end))
4750                         continue;
4751                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4752                         continue;
4753
4754                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4755
4756                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4757                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4758                         clauses, @"clauses",
4759                     nil]];
4760
4761                     _forever {
4762                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4763
4764                         pkgCache::PkgIterator target(start.TargetPkg());
4765                         if (target->ProvidesList != 0)
4766                             reason = @"missing";
4767                         else {
4768                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4769                             if (!ver.end()) {
4770                                 reason = @"installed";
4771                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4772                             } else if (!cache[target].CandidateVerIter(cache).end())
4773                                 reason = @"uninstalled";
4774                             else if (target->ProvidesList == 0)
4775                                 reason = @"uninstallable";
4776                             else
4777                                 reason = @"virtual";
4778                         }
4779
4780                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4781                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4782                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4783                         nil]);
4784
4785                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4786                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4787                             version, @"version",
4788                             reason, @"reason",
4789                             installed, @"installed",
4790                         nil]];
4791
4792                         // yes, seriously. (wtf?)
4793                         if (start == end)
4794                             break;
4795                         ++start;
4796                     }
4797                 }
4798             }
4799
4800             pkgDepCache::StateCache &state(cache[iterator]);
4801
4802             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4803
4804             if (state.NewInstall())
4805                 [installs addObject:name];
4806             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4807                 [reinstalls addObject:name];
4808             else if (state.Upgrade())
4809                 [upgrades addObject:name];
4810             else if (state.Downgrade())
4811                 [downgrades addObject:name];
4812             else if (!state.Delete())
4813                 continue;
4814             else if (special_r(name))
4815                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4816                     [NSNull null], @"package",
4817                     [NSArray arrayWithObjects:
4818                         [NSDictionary dictionaryWithObjectsAndKeys:
4819                             @"Conflicts", @"relationship",
4820                             [NSArray arrayWithObjects:
4821                                 [NSDictionary dictionaryWithObjectsAndKeys:
4822                                     name, @"package",
4823                                     [NSNull null], @"version",
4824                                     @"installed", @"reason",
4825                                 nil],
4826                             nil], @"clauses",
4827                         nil],
4828                     nil], @"reasons",
4829                 nil]];
4830             else {
4831                 if ([package essential])
4832                     remove = true;
4833                 [removes addObject:name];
4834             }
4835
4836             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4837             substrate_ |= DepSubstrate(iterator.CurrentVer());
4838         }
4839
4840         if (!remove)
4841             essential_ = nil;
4842         else if (Advanced_) {
4843             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4844
4845             essential_ = [[UIAlertView alloc]
4846                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4847                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4848                 delegate:self
4849                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4850                 otherButtonTitles:
4851                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4852                 nil
4853             ];
4854
4855             [essential_ setContext:@"remove"];
4856         } else {
4857             essential_ = [[UIAlertView alloc]
4858                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4859                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4860                 delegate:self
4861                 cancelButtonTitle:UCLocalize("OKAY")
4862                 otherButtonTitles:nil
4863             ];
4864
4865             [essential_ setContext:@"unable"];
4866         }
4867
4868         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4869             installs, @"installs",
4870             reinstalls, @"reinstalls",
4871             upgrades, @"upgrades",
4872             downgrades, @"downgrades",
4873             removes, @"removes",
4874         nil];
4875
4876         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4877             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4878             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4879         nil];
4880
4881         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4882
4883         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4884             initWithTitle:UCLocalize("CANCEL")
4885             style:UIBarButtonItemStylePlain
4886             target:self
4887             action:@selector(cancelButtonClicked)
4888         ] autorelease]];
4889     } return self;
4890 }
4891
4892 #if !AlwaysReload
4893 - (void) applyRightButton {
4894     if ([issues_ count] == 0 && ![self isLoading])
4895         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4896             initWithTitle:UCLocalize("CONFIRM")
4897             style:UIBarButtonItemStyleDone
4898             target:self
4899             action:@selector(confirmButtonClicked)
4900         ] autorelease]];
4901     else
4902         [[self navigationItem] setRightBarButtonItem:nil];
4903 }
4904 #endif
4905
4906 - (void) cancelButtonClicked {
4907     [self dismissModalViewControllerAnimated:YES];
4908     [delegate_ cancelAndClear:YES];
4909 }
4910
4911 #if !AlwaysReload
4912 - (void) confirmButtonClicked {
4913     if (essential_ != nil)
4914         [essential_ show];
4915     else
4916         [self complete];
4917 }
4918 #endif
4919
4920 @end
4921 /* }}} */
4922
4923 /* Progress Data {{{ */
4924 @interface CydiaProgressData : NSObject {
4925     _transient id delegate_;
4926
4927     bool running_;
4928     float percent_;
4929
4930     float current_;
4931     float total_;
4932     float speed_;
4933
4934     _H<NSMutableArray> events_;
4935     _H<NSString> title_;
4936
4937     _H<NSString> status_;
4938     _H<NSString> finish_;
4939 }
4940
4941 @end
4942
4943 @implementation CydiaProgressData
4944
4945 + (NSArray *) _attributeKeys {
4946     return [NSArray arrayWithObjects:
4947         @"current",
4948         @"events",
4949         @"finish",
4950         @"percent",
4951         @"running",
4952         @"speed",
4953         @"title",
4954         @"total",
4955     nil];
4956 }
4957
4958 - (NSArray *) attributeKeys {
4959     return [[self class] _attributeKeys];
4960 }
4961
4962 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4963     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4964 }
4965
4966 - (id) init {
4967     if ((self = [super init]) != nil) {
4968         events_ = [NSMutableArray arrayWithCapacity:32];
4969     } return self;
4970 }
4971
4972 - (void) setDelegate:(id)delegate {
4973     delegate_ = delegate;
4974 }
4975
4976 - (void) setPercent:(float)value {
4977     percent_ = value;
4978 }
4979
4980 - (NSNumber *) percent {
4981     return [NSNumber numberWithFloat:percent_];
4982 }
4983
4984 - (void) setCurrent:(float)value {
4985     current_ = value;
4986 }
4987
4988 - (NSNumber *) current {
4989     return [NSNumber numberWithFloat:current_];
4990 }
4991
4992 - (void) setTotal:(float)value {
4993     total_ = value;
4994 }
4995
4996 - (NSNumber *) total {
4997     return [NSNumber numberWithFloat:total_];
4998 }
4999
5000 - (void) setSpeed:(float)value {
5001     speed_ = value;
5002 }
5003
5004 - (NSNumber *) speed {
5005     return [NSNumber numberWithFloat:speed_];
5006 }
5007
5008 - (NSArray *) events {
5009     return events_;
5010 }
5011
5012 - (void) removeAllEvents {
5013     [events_ removeAllObjects];
5014 }
5015
5016 - (void) addEvent:(CydiaProgressEvent *)event {
5017     [events_ addObject:event];
5018 }
5019
5020 - (void) setTitle:(NSString *)text {
5021     title_ = text;
5022 }
5023
5024 - (NSString *) title {
5025     return title_;
5026 }
5027
5028 - (void) setFinish:(NSString *)text {
5029     finish_ = text;
5030 }
5031
5032 - (NSString *) finish {
5033     return (id) finish_ ?: [NSNull null];
5034 }
5035
5036 - (void) setRunning:(bool)running {
5037     running_ = running;
5038 }
5039
5040 - (NSNumber *) running {
5041     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5042 }
5043
5044 @end
5045 /* }}} */
5046 /* Progress Controller {{{ */
5047 @interface ProgressController : CYBrowserController <
5048     ProgressDelegate
5049 > {
5050     _transient Database *database_;
5051     _H<CydiaProgressData> progress_;
5052     unsigned cancel_;
5053 }
5054
5055 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5056
5057 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5058
5059 - (void) setTitle:(NSString *)title;
5060 - (void) setCancellable:(bool)cancellable;
5061
5062 @end
5063
5064 @implementation ProgressController
5065
5066 - (void) dealloc {
5067     [database_ setProgressDelegate:nil];
5068     [progress_ setDelegate:nil];
5069     [super dealloc];
5070 }
5071
5072 - (void) updateCancel {
5073     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5074         initWithTitle:UCLocalize("CANCEL")
5075         style:UIBarButtonItemStylePlain
5076         target:self
5077         action:@selector(cancel)
5078     ] autorelease] : nil)];
5079 }
5080
5081 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5082     if ((self = [super init]) != nil) {
5083         database_ = database;
5084         delegate_ = delegate;
5085
5086         [database_ setProgressDelegate:self];
5087
5088         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5089         [progress_ setDelegate:self];
5090
5091         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5092
5093         [scroller_ setBackgroundColor:[UIColor blackColor]];
5094
5095         [[self navigationItem] setHidesBackButton:YES];
5096
5097         [self updateCancel];
5098     } return self;
5099 }
5100
5101 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5102     [super webView:view didClearWindowObject:window forFrame:frame];
5103     [window setValue:progress_ forKey:@"cydiaProgress"];
5104 }
5105
5106 - (void) updateProgress {
5107     [self dispatchEvent:@"CydiaProgressUpdate"];
5108 }
5109
5110 - (void) viewWillAppear:(BOOL)animated {
5111     if (![self hasLoaded])
5112         [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5113
5114     [super viewWillAppear:animated];
5115 }
5116
5117 - (void) close {
5118     UpdateExternalStatus(0);
5119
5120     switch (Finish_) {
5121         case 0:
5122         break;
5123
5124         case 1:
5125             [delegate_ terminateWithSuccess];
5126             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5127                 [delegate_ suspendWithAnimation:YES];
5128             else
5129                 [delegate_ suspend];*/
5130         break;
5131
5132         case 2:
5133             _trace();
5134             goto reload;
5135
5136         case 3:
5137             _trace();
5138             goto reload;
5139
5140         reload:
5141             system("/usr/bin/sbreload");
5142             _trace();
5143         break;
5144
5145         case 4:
5146             _trace();
5147             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5148                 SBReboot(SBSSpringBoardServerPort());
5149             else
5150                 reboot2(RB_AUTOBOOT);
5151         break;
5152     }
5153
5154     [super close];
5155 }
5156
5157 - (void) setTitle:(NSString *)title {
5158     [progress_ setTitle:title];
5159     [self updateProgress];
5160 }
5161
5162 - (UIBarButtonItem *) rightButton {
5163     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5164         initWithTitle:UCLocalize("CLOSE")
5165         style:UIBarButtonItemStylePlain
5166         target:self
5167         action:@selector(close)
5168     ] autorelease];
5169 }
5170
5171 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5172     UpdateExternalStatus(1);
5173
5174     [progress_ setRunning:true];
5175     [self setTitle:title];
5176     // implicit updateProgress
5177
5178     SHA1SumValue notifyconf; {
5179         FileFd file;
5180         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5181             _error->Discard();
5182         else {
5183             MMap mmap(file, MMap::ReadOnly);
5184             SHA1Summation sha1;
5185             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5186             notifyconf = sha1.Result();
5187         }
5188     }
5189
5190     SHA1SumValue springlist; {
5191         FileFd file;
5192         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5193             _error->Discard();
5194         else {
5195             MMap mmap(file, MMap::ReadOnly);
5196             SHA1Summation sha1;
5197             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5198             springlist = sha1.Result();
5199         }
5200     }
5201
5202     if (invocation != nil) {
5203         [invocation yieldToSelector:@selector(invoke)];
5204         [self setTitle:@"COMPLETE"];
5205     }
5206
5207     if (Finish_ < 4) {
5208         FileFd file;
5209         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5210             _error->Discard();
5211         else {
5212             MMap mmap(file, MMap::ReadOnly);
5213             SHA1Summation sha1;
5214             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5215             if (!(notifyconf == sha1.Result()))
5216                 Finish_ = 4;
5217         }
5218     }
5219
5220     if (Finish_ < 3) {
5221         FileFd file;
5222         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5223             _error->Discard();
5224         else {
5225             MMap mmap(file, MMap::ReadOnly);
5226             SHA1Summation sha1;
5227             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5228             if (!(springlist == sha1.Result()))
5229                 Finish_ = 3;
5230         }
5231     }
5232
5233     if (Finish_ < 2) {
5234         if (RestartSubstrate_)
5235             Finish_ = 2;
5236     }
5237
5238     RestartSubstrate_ = false;
5239
5240     switch (Finish_) {
5241         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5242         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5243         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5244         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5245         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5246     }
5247
5248     _trace();
5249     system("su -c /usr/bin/uicache mobile");
5250     _trace();
5251
5252     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5253
5254     [progress_ setRunning:false];
5255     [self updateProgress];
5256
5257     [self applyRightButton];
5258 }
5259
5260 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5261     [progress_ addEvent:event];
5262     [self updateProgress];
5263 }
5264
5265 - (bool) isProgressCancelled {
5266     return cancel_ == 2;
5267 }
5268
5269 - (void) cancel {
5270     cancel_ = 2;
5271     [self updateCancel];
5272 }
5273
5274 - (void) setCancellable:(bool)cancellable {
5275     unsigned cancel(cancel_);
5276
5277     if (!cancellable)
5278         cancel_ = 0;
5279     else if (cancel_ == 0)
5280         cancel_ = 1;
5281
5282     if (cancel != cancel_)
5283         [self updateCancel];
5284 }
5285
5286 - (void) setProgressCancellable:(NSNumber *)cancellable {
5287     [self setCancellable:[cancellable boolValue]];
5288 }
5289
5290 - (void) setProgressPercent:(NSNumber *)percent {
5291     [progress_ setPercent:[percent floatValue]];
5292     [self updateProgress];
5293 }
5294
5295 - (void) setProgressStatus:(NSDictionary *)status {
5296     if (status == nil) {
5297         [progress_ setCurrent:0];
5298         [progress_ setTotal:0];
5299         [progress_ setSpeed:0];
5300     } else {
5301         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5302
5303         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5304         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5305         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5306     }
5307
5308     [self updateProgress];
5309 }
5310
5311 @end
5312 /* }}} */
5313
5314 /* Cell Content View {{{ */
5315 @protocol ContentDelegate
5316 - (void) drawContentRect:(CGRect)rect;
5317 @end
5318
5319 @interface ContentView : UIView {
5320     _transient id<ContentDelegate> delegate_;
5321 }
5322
5323 @end
5324
5325 @implementation ContentView
5326
5327 - (id) initWithFrame:(CGRect)frame {
5328     if ((self = [super initWithFrame:frame]) != nil) {
5329         [self setNeedsDisplayOnBoundsChange:YES];
5330     } return self;
5331 }
5332
5333 - (void) setDelegate:(id<ContentDelegate>)delegate {
5334     delegate_ = delegate;
5335 }
5336
5337 - (void) drawRect:(CGRect)rect {
5338     [super drawRect:rect];
5339     [delegate_ drawContentRect:rect];
5340 }
5341
5342 @end
5343 /* }}} */
5344 /* Cydia TableView Cell {{{ */
5345 @interface CYTableViewCell : UITableViewCell {
5346     ContentView *content_;
5347     bool highlighted_;
5348 }
5349
5350 @end
5351
5352 @implementation CYTableViewCell
5353
5354 - (void) dealloc {
5355     [content_ release];
5356     [super dealloc];
5357 }
5358
5359 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5360     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5361
5362     if (view == content_) {
5363         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5364         highlighted_ = highlighted;
5365     }
5366
5367     [super _updateHighlightColorsForView:view highlighted:highlighted];
5368 }
5369
5370 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5371     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5372     highlighted_ = selected;
5373
5374     [super setSelected:selected animated:animated];
5375     [content_ setNeedsDisplay];
5376 }
5377
5378 @end
5379 /* }}} */
5380
5381 /* Package Cell {{{ */
5382 @interface PackageCell : CYTableViewCell <
5383     ContentDelegate
5384 > {
5385     UIImage *icon_;
5386     NSString *name_;
5387     NSString *description_;
5388     bool commercial_;
5389     NSString *source_;
5390     UIImage *badge_;
5391     Package *package_;
5392     UIImage *placard_;
5393 }
5394
5395 - (PackageCell *) init;
5396 - (void) setPackage:(Package *)package;
5397
5398 - (void) drawContentRect:(CGRect)rect;
5399
5400 @end
5401
5402 @implementation PackageCell
5403
5404 - (void) clearPackage {
5405     if (icon_ != nil) {
5406         [icon_ release];
5407         icon_ = nil;
5408     }
5409
5410     if (name_ != nil) {
5411         [name_ release];
5412         name_ = nil;
5413     }
5414
5415     if (description_ != nil) {
5416         [description_ release];
5417         description_ = nil;
5418     }
5419
5420     if (source_ != nil) {
5421         [source_ release];
5422         source_ = nil;
5423     }
5424
5425     if (badge_ != nil) {
5426         [badge_ release];
5427         badge_ = nil;
5428     }
5429
5430     if (placard_ != nil) {
5431         [placard_ release];
5432         placard_ = nil;
5433     }
5434
5435     [package_ release];
5436     package_ = nil;
5437 }
5438
5439 - (void) dealloc {
5440     [self clearPackage];
5441     [super dealloc];
5442 }
5443
5444 - (PackageCell *) init {
5445     CGRect frame(CGRectMake(0, 0, 320, 74));
5446     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5447         UIView *content([self contentView]);
5448         CGRect bounds([content bounds]);
5449
5450         content_ = [[ContentView alloc] initWithFrame:bounds];
5451         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5452         [content addSubview:content_];
5453
5454         [content_ setDelegate:self];
5455         [content_ setOpaque:YES];
5456     } return self;
5457 }
5458
5459 - (NSString *) accessibilityLabel {
5460     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5461 }
5462
5463 - (void) setPackage:(Package *)package {
5464     [self clearPackage];
5465     [package parse];
5466
5467     Source *source = [package source];
5468
5469     icon_ = [[package icon] retain];
5470     name_ = [[package name] retain];
5471
5472     if (IsWildcat_)
5473         description_ = [package longDescription];
5474     if (description_ == nil)
5475         description_ = [package shortDescription];
5476     if (description_ != nil)
5477         description_ = [description_ retain];
5478
5479     commercial_ = [package isCommercial];
5480
5481     package_ = [package retain];
5482
5483     NSString *label = nil;
5484     bool trusted = false;
5485
5486     if (source != nil) {
5487         label = [source label];
5488         trusted = [source trusted];
5489     } else if ([[package id] isEqualToString:@"firmware"])
5490         label = UCLocalize("APPLE");
5491     else
5492         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5493
5494     NSString *from(label);
5495
5496     NSString *section = [package simpleSection];
5497     if (section != nil && ![section isEqualToString:label]) {
5498         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5499         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5500     }
5501
5502     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5503     source_ = [from retain];
5504
5505     if (NSString *purpose = [package primaryPurpose])
5506         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5507             badge_ = [badge_ retain];
5508
5509     UIColor *color;
5510     NSString *placard;
5511
5512     if (NSString *mode = [package_ mode]) {
5513         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5514             color = RemovingColor_;
5515             //placard = @"removing";
5516         } else {
5517             color = InstallingColor_;
5518             //placard = @"installing";
5519         }
5520
5521         // XXX: the removing/installing placards are not @2x
5522         placard = nil;
5523     } else {
5524         color = [UIColor whiteColor];
5525
5526         if ([package installed] != nil)
5527             placard = @"installed";
5528         else
5529             placard = nil;
5530     }
5531
5532     [content_ setBackgroundColor:color];
5533
5534     if (placard != nil)
5535         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5536             placard_ = [placard_ retain];
5537
5538     [self setNeedsDisplay];
5539     [content_ setNeedsDisplay];
5540 }
5541
5542 - (void) drawContentRect:(CGRect)rect {
5543     bool highlighted(highlighted_);
5544     float width([self bounds].size.width);
5545
5546 #if 0
5547     CGContextRef context(UIGraphicsGetCurrentContext());
5548     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5549     CGContextFillRect(context, rect);
5550 #endif
5551
5552     if (icon_ != nil) {
5553         CGRect rect;
5554         rect.size = [icon_ size];
5555
5556         rect.size.width /= 2;
5557         rect.size.height /= 2;
5558
5559         rect.origin.x = 25 - rect.size.width / 2;
5560         rect.origin.y = 25 - rect.size.height / 2;
5561
5562         [icon_ drawInRect:rect];
5563     }
5564
5565     if (badge_ != nil) {
5566         CGRect rect;
5567         rect.size = [badge_ size];
5568
5569         rect.size.width /= 2;
5570         rect.size.height /= 2;
5571
5572         rect.origin.x = 36 - rect.size.width / 2;
5573         rect.origin.y = 36 - rect.size.height / 2;
5574
5575         [badge_ drawInRect:rect];
5576     }
5577
5578     if (highlighted)
5579         UISetColor(White_);
5580
5581     if (!highlighted)
5582         UISetColor(commercial_ ? Purple_ : Black_);
5583     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5584     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5585
5586     if (!highlighted)
5587         UISetColor(commercial_ ? Purplish_ : Gray_);
5588     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5589
5590     if (placard_ != nil)
5591         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5592 }
5593
5594 @end
5595 /* }}} */
5596 /* Section Cell {{{ */
5597 @interface SectionCell : CYTableViewCell <
5598     ContentDelegate
5599 > {
5600     NSString *basic_;
5601     NSString *section_;
5602     NSString *name_;
5603     NSString *count_;
5604     UIImage *icon_;
5605     UISwitch *switch_;
5606     BOOL editing_;
5607 }
5608
5609 - (void) setSection:(Section *)section editing:(BOOL)editing;
5610
5611 @end
5612
5613 @implementation SectionCell
5614
5615 - (void) clearSection {
5616     if (basic_ != nil) {
5617         [basic_ release];
5618         basic_ = nil;
5619     }
5620
5621     if (section_ != nil) {
5622         [section_ release];
5623         section_ = nil;
5624     }
5625
5626     if (name_ != nil) {
5627         [name_ release];
5628         name_ = nil;
5629     }
5630
5631     if (count_ != nil) {
5632         [count_ release];
5633         count_ = nil;
5634     }
5635 }
5636
5637 - (void) dealloc {
5638     [self clearSection];
5639     [icon_ release];
5640     [switch_ release];
5641     [super dealloc];
5642 }
5643
5644 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5645     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5646         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5647         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5648         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5649
5650         UIView *content([self contentView]);
5651         CGRect bounds([content bounds]);
5652
5653         content_ = [[ContentView alloc] initWithFrame:bounds];
5654         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5655         [content addSubview:content_];
5656         [content_ setBackgroundColor:[UIColor whiteColor]];
5657
5658         [content_ setDelegate:self];
5659     } return self;
5660 }
5661
5662 - (void) onSwitch:(id)sender {
5663     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5664     if (metadata == nil) {
5665         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5666         [Sections_ setObject:metadata forKey:basic_];
5667     }
5668
5669     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5670     Changed_ = true;
5671 }
5672
5673 - (void) setSection:(Section *)section editing:(BOOL)editing {
5674     if (editing != editing_) {
5675         if (editing_)
5676             [switch_ removeFromSuperview];
5677         else
5678             [self addSubview:switch_];
5679         editing_ = editing;
5680     }
5681
5682     [self clearSection];
5683
5684     if (section == nil) {
5685         name_ = [UCLocalize("ALL_PACKAGES") retain];
5686         count_ = nil;
5687     } else {
5688         basic_ = [section name];
5689         if (basic_ != nil)
5690             basic_ = [basic_ retain];
5691
5692         section_ = [section localized];
5693         if (section_ != nil)
5694             section_ = [section_ retain];
5695
5696         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5697         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5698
5699         if (editing_)
5700             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5701     }
5702
5703     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5704     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5705
5706     [content_ setNeedsDisplay];
5707 }
5708
5709 - (void) setFrame:(CGRect)frame {
5710     [super setFrame:frame];
5711
5712     CGRect rect([switch_ frame]);
5713     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5714 }
5715
5716 - (NSString *) accessibilityLabel {
5717     return name_;
5718 }
5719
5720 - (void) drawContentRect:(CGRect)rect {
5721     bool highlighted(highlighted_ && !editing_);
5722
5723     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5724
5725     if (highlighted)
5726         UISetColor(White_);
5727
5728     float width(rect.size.width);
5729     if (editing_)
5730         width -= 87;
5731
5732     if (!highlighted)
5733         UISetColor(Black_);
5734     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5735
5736     CGSize size = [count_ sizeWithFont:Font14_];
5737
5738     UISetColor(White_);
5739     if (count_ != nil)
5740         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5741 }
5742
5743 @end
5744 /* }}} */
5745
5746 /* File Table {{{ */
5747 @interface FileTable : CYViewController <
5748     UITableViewDataSource,
5749     UITableViewDelegate
5750 > {
5751     _transient Database *database_;
5752     Package *package_;
5753     NSString *name_;
5754     NSMutableArray *files_;
5755     UITableView *list_;
5756 }
5757
5758 - (id) initWithDatabase:(Database *)database;
5759 - (void) setPackage:(Package *)package;
5760
5761 @end
5762
5763 @implementation FileTable
5764
5765 - (void) dealloc {
5766     [self releaseSubviews];
5767
5768     [package_ release];
5769     [name_ release];
5770     [files_ release];
5771
5772     [super dealloc];
5773 }
5774
5775 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5776     return files_ == nil ? 0 : [files_ count];
5777 }
5778
5779 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5780     return 24.0f;
5781 }*/
5782
5783 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5784     static NSString *reuseIdentifier = @"Cell";
5785
5786     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5787     if (cell == nil) {
5788         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5789         [cell setFont:[UIFont systemFontOfSize:16]];
5790     }
5791     [cell setText:[files_ objectAtIndex:indexPath.row]];
5792     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5793
5794     return cell;
5795 }
5796
5797 - (NSURL *) navigationURL {
5798     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5799 }
5800
5801 - (void) loadView {
5802     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5803
5804     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5805     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5806     [list_ setRowHeight:24.0f];
5807     [list_ setDataSource:self];
5808     [list_ setDelegate:self];
5809     [[self view] addSubview:list_];
5810 }
5811
5812 - (void) viewDidLoad {
5813     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5814 }
5815
5816 - (void) releaseSubviews {
5817     [list_ release];
5818     list_ = nil;
5819 }
5820
5821 - (id) initWithDatabase:(Database *)database {
5822     if ((self = [super init]) != nil) {
5823         database_ = database;
5824
5825         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5826     } return self;
5827 }
5828
5829 - (void) setPackage:(Package *)package {
5830     if (package_ != nil) {
5831         [package_ autorelease];
5832         package_ = nil;
5833     }
5834
5835     if (name_ != nil) {
5836         [name_ release];
5837         name_ = nil;
5838     }
5839
5840     [files_ removeAllObjects];
5841
5842     if (package != nil) {
5843         package_ = [package retain];
5844         name_ = [[package id] retain];
5845
5846         if (NSArray *files = [package files])
5847             [files_ addObjectsFromArray:files];
5848
5849         if ([files_ count] != 0) {
5850             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5851                 [files_ removeObjectAtIndex:0];
5852             [files_ sortUsingSelector:@selector(compareByPath:)];
5853
5854             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5855             [stack addObject:@"/"];
5856
5857             for (int i(0), e([files_ count]); i != e; ++i) {
5858                 NSString *file = [files_ objectAtIndex:i];
5859                 while (![file hasPrefix:[stack lastObject]])
5860                     [stack removeLastObject];
5861                 NSString *directory = [stack lastObject];
5862                 [stack addObject:[file stringByAppendingString:@"/"]];
5863                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5864                     ([stack count] - 2) * 3, "",
5865                     [file substringFromIndex:[directory length]]
5866                 ]];
5867             }
5868         }
5869     }
5870
5871     [list_ reloadData];
5872 }
5873
5874 - (void) reloadData {
5875     [super reloadData];
5876
5877     [self setPackage:[database_ packageWithName:name_]];
5878 }
5879
5880 @end
5881 /* }}} */
5882 /* Package Controller {{{ */
5883 @interface CYPackageController : CYBrowserController <
5884     UIActionSheetDelegate
5885 > {
5886     _transient Database *database_;
5887     _H<Package> package_;
5888     _H<NSString> name_;
5889     bool commercial_;
5890     _H<NSMutableArray> buttons_;
5891     _H<UIBarButtonItem> button_;
5892 }
5893
5894 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5895
5896 @end
5897
5898 @implementation CYPackageController
5899
5900 - (NSURL *) navigationURL {
5901     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5902 }
5903
5904 /* XXX: this is not safe at all... localization of /fail/ */
5905 - (void) _clickButtonWithName:(NSString *)name {
5906     if ([name isEqualToString:UCLocalize("CLEAR")])
5907         [delegate_ clearPackage:package_];
5908     else if ([name isEqualToString:UCLocalize("INSTALL")])
5909         [delegate_ installPackage:package_];
5910     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5911         [delegate_ installPackage:package_];
5912     else if ([name isEqualToString:UCLocalize("REMOVE")])
5913         [delegate_ removePackage:package_];
5914     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5915         [delegate_ installPackage:package_];
5916     else _assert(false);
5917 }
5918
5919 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5920     NSString *context([sheet context]);
5921
5922     if ([context isEqualToString:@"modify"]) {
5923         if (button != [sheet cancelButtonIndex]) {
5924             NSString *buttonName = [buttons_ objectAtIndex:button];
5925             [self _clickButtonWithName:buttonName];
5926         }
5927
5928         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5929     }
5930 }
5931
5932 - (bool) _allowJavaScriptPanel {
5933     return commercial_;
5934 }
5935
5936 #if !AlwaysReload
5937 - (void) _customButtonClicked {
5938     int count([buttons_ count]);
5939     if (count == 0)
5940         return;
5941
5942     if (count == 1)
5943         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5944     else {
5945         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5946         [buttons addObjectsFromArray:buttons_];
5947
5948         UIActionSheet *sheet = [[[UIActionSheet alloc]
5949             initWithTitle:nil
5950             delegate:self
5951             cancelButtonTitle:nil
5952             destructiveButtonTitle:nil
5953             otherButtonTitles:nil
5954         ] autorelease];
5955
5956         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5957         if (!IsWildcat_) {
5958            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5959            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5960         }
5961         [sheet setContext:@"modify"];
5962
5963         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5964     }
5965 }
5966
5967 // We don't want to allow non-commercial packages to do custom things to the install button,
5968 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5969 - (void) customButtonClicked {
5970     if (commercial_)
5971         [super customButtonClicked];
5972     else
5973         [self _customButtonClicked];
5974 }
5975
5976 - (void) reloadButtonClicked {
5977     // Don't reload a commerical package by tapping the loading button,
5978     // but if it's not an Install button, we should forward it on.
5979     if (![package_ uninstalled])
5980         [self _customButtonClicked];
5981 }
5982
5983 - (void) applyLoadingTitle {
5984     // Don't show "Loading" as the title. Ever.
5985 }
5986
5987 - (UIBarButtonItem *) rightButton {
5988     return button_;
5989 }
5990 #endif
5991
5992 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5993     if ((self = [super init]) != nil) {
5994         database_ = database;
5995         buttons_ = [NSMutableArray arrayWithCapacity:4];
5996         name_ = [NSString stringWithString:name];
5997         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5998     } return self;
5999 }
6000
6001 - (void) reloadData {
6002     package_ = [database_ packageWithName:name_];
6003
6004     [buttons_ removeAllObjects];
6005
6006     if (package_ != nil) {
6007         [(Package *) package_ parse];
6008
6009         commercial_ = [package_ isCommercial];
6010
6011         if ([package_ mode] != nil)
6012             [buttons_ addObject:UCLocalize("CLEAR")];
6013         if ([package_ source] == nil);
6014         else if ([package_ upgradableAndEssential:NO])
6015             [buttons_ addObject:UCLocalize("UPGRADE")];
6016         else if ([package_ uninstalled])
6017             [buttons_ addObject:UCLocalize("INSTALL")];
6018         else
6019             [buttons_ addObject:UCLocalize("REINSTALL")];
6020         if (![package_ uninstalled])
6021             [buttons_ addObject:UCLocalize("REMOVE")];
6022     }
6023
6024     NSString *title;
6025     switch ([buttons_ count]) {
6026         case 0: title = nil; break;
6027         case 1: title = [buttons_ objectAtIndex:0]; break;
6028         default: title = UCLocalize("MODIFY"); break;
6029     }
6030
6031     button_ = [[[UIBarButtonItem alloc]
6032         initWithTitle:title
6033         style:UIBarButtonItemStylePlain
6034         target:self
6035         action:@selector(customButtonClicked)
6036     ] autorelease];
6037
6038     [super reloadData];
6039 }
6040
6041 - (bool) isLoading {
6042     return commercial_ ? [super isLoading] : false;
6043 }
6044
6045 @end
6046 /* }}} */
6047
6048 /* Package List Controller {{{ */
6049 @interface PackageListController : CYViewController <
6050     UITableViewDataSource,
6051     UITableViewDelegate
6052 > {
6053     _transient Database *database_;
6054     unsigned era_;
6055     NSMutableArray *packages_;
6056     NSMutableArray *sections_;
6057     UITableView *list_;
6058     NSMutableArray *index_;
6059     NSMutableDictionary *indices_;
6060     NSString *title_;
6061 }
6062
6063 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6064 - (void) setDelegate:(id)delegate;
6065 - (void) resetCursor;
6066
6067 @end
6068
6069 @implementation PackageListController
6070
6071 - (void) dealloc {
6072     [packages_ release];
6073     [sections_ release];
6074     [list_ release];
6075     [index_ release];
6076     [indices_ release];
6077     [title_ release];
6078
6079     [super dealloc];
6080 }
6081
6082 - (void) deselectWithAnimation:(BOOL)animated {
6083     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6084 }
6085
6086 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6087     CGRect base = [[self view] bounds];
6088     base.size.height -= bounds.size.height;
6089     base.origin = [list_ frame].origin;
6090
6091     [UIView beginAnimations:nil context:NULL];
6092     [UIView setAnimationBeginsFromCurrentState:YES];
6093     [UIView setAnimationCurve:curve];
6094     [UIView setAnimationDuration:duration];
6095     [list_ setFrame:base];
6096     [UIView commitAnimations];
6097 }
6098
6099 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6100     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6101 }
6102
6103 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6104     [self resizeForKeyboardBounds:bounds duration:0];
6105 }
6106
6107 - (void) keyboardWillShow:(NSNotification *)notification {
6108     CGRect bounds;
6109     CGPoint center;
6110     NSTimeInterval duration;
6111     UIViewAnimationCurve curve;
6112     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6113     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6114     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6115     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6116
6117     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);
6118     UIViewController *base = self;
6119     while ([base parentViewController] != nil)
6120         base = [base parentViewController];
6121     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6122     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6123
6124     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6125 }
6126
6127 - (void) keyboardWillHide:(NSNotification *)notification {
6128     NSTimeInterval duration;
6129     UIViewAnimationCurve curve;
6130     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6131     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6132
6133     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6134 }
6135
6136 - (void) viewWillAppear:(BOOL)animated {
6137     [super viewWillAppear:animated];
6138
6139     [self resizeForKeyboardBounds:CGRectZero];
6140     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6141     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6142 }
6143
6144 - (void) viewWillDisappear:(BOOL)animated {
6145     [super viewWillDisappear:animated];
6146
6147     [self resizeForKeyboardBounds:CGRectZero];
6148     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6149     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6150 }
6151
6152 - (void) viewDidAppear:(BOOL)animated {
6153     [super viewDidAppear:animated];
6154     [self deselectWithAnimation:animated];
6155 }
6156
6157 - (void) didSelectPackage:(Package *)package {
6158     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6159     [view setDelegate:delegate_];
6160     [[self navigationController] pushViewController:view animated:YES];
6161 }
6162
6163 #if TryIndexedCollation
6164 + (BOOL) hasIndexedCollation {
6165     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6166 }
6167 #endif
6168
6169 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6170     NSInteger count([sections_ count]);
6171     return count == 0 ? 1 : count;
6172 }
6173
6174 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6175     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6176         return nil;
6177     return [[sections_ objectAtIndex:section] name];
6178 }
6179
6180 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6181     if ([sections_ count] == 0)
6182         return 0;
6183     return [[sections_ objectAtIndex:section] count];
6184 }
6185
6186 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6187 @synchronized (database_) {
6188     if ([database_ era] != era_)
6189         return nil;
6190
6191     Section *section([sections_ objectAtIndex:[path section]]);
6192     NSInteger row([path row]);
6193     Package *package([packages_ objectAtIndex:([section row] + row)]);
6194     return [[package retain] autorelease];
6195 } }
6196
6197 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6198     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6199     if (cell == nil)
6200         cell = [[[PackageCell alloc] init] autorelease];
6201     [cell setPackage:[self packageAtIndexPath:path]];
6202     return cell;
6203 }
6204
6205 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6206     Package *package([self packageAtIndexPath:path]);
6207     package = [database_ packageWithName:[package id]];
6208     [self didSelectPackage:package];
6209 }
6210
6211 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6212     // XXX: is 20 the most optimal number here?
6213     return [packages_ count] > 20 ? index_ : nil;
6214 }
6215
6216 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6217 #if TryIndexedCollation
6218     if ([[self class] hasIndexedCollation]) {
6219         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6220     }
6221 #endif
6222
6223     return index;
6224 }
6225
6226 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6227     if ((self = [super init]) != nil) {
6228         database_ = database;
6229         title_ = [title copy];
6230         [[self navigationItem] setTitle:title_];
6231
6232 #if TryIndexedCollation
6233         if ([[self class] hasIndexedCollation])
6234             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6235         else
6236 #endif
6237             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6238
6239         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6240
6241         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6242         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6243
6244         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6245         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6246         [list_ setRowHeight:73];
6247         [[self view] addSubview:list_];
6248
6249         [list_ setDataSource:self];
6250         [list_ setDelegate:self];
6251     } return self;
6252 }
6253
6254 - (void) setDelegate:(id)delegate {
6255     delegate_ = delegate;
6256 }
6257
6258 - (bool) hasPackage:(Package *)package {
6259     return true;
6260 }
6261
6262 - (void) reloadData {
6263     [super reloadData];
6264
6265     era_ = [database_ era];
6266     NSArray *packages = [database_ packages];
6267
6268     [packages_ removeAllObjects];
6269     [sections_ removeAllObjects];
6270
6271     _profile(PackageTable$reloadData$Filter)
6272         for (Package *package in packages)
6273             if ([self hasPackage:package])
6274                 [packages_ addObject:package];
6275     _end
6276
6277     [indices_ removeAllObjects];
6278
6279     Section *section = nil;
6280
6281 #if TryIndexedCollation
6282     if ([[self class] hasIndexedCollation]) {
6283         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6284         NSArray *titles = [collation sectionIndexTitles];
6285         int secidx = -1;
6286
6287         _profile(PackageTable$reloadData$Section)
6288             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6289                 Package *package;
6290                 int index;
6291
6292                 _profile(PackageTable$reloadData$Section$Package)
6293                     package = [packages_ objectAtIndex:offset];
6294                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6295                 _end
6296
6297                 while (secidx < index) {
6298                     secidx += 1;
6299
6300                     _profile(PackageTable$reloadData$Section$Allocate)
6301                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6302                     _end
6303
6304                     _profile(PackageTable$reloadData$Section$Add)
6305                         [sections_ addObject:section];
6306                     _end
6307                 }
6308
6309                 [section addToCount];
6310             }
6311         _end
6312     } else
6313 #endif
6314     {
6315         [index_ removeAllObjects];
6316
6317         _profile(PackageTable$reloadData$Section)
6318             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6319                 Package *package;
6320                 unichar index;
6321
6322                 _profile(PackageTable$reloadData$Section$Package)
6323                     package = [packages_ objectAtIndex:offset];
6324                     index = [package index];
6325                 _end
6326
6327                 if (section == nil || [section index] != index) {
6328                     _profile(PackageTable$reloadData$Section$Allocate)
6329                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6330                     _end
6331
6332                     [index_ addObject:[section name]];
6333                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6334
6335                     _profile(PackageTable$reloadData$Section$Add)
6336                         [sections_ addObject:section];
6337                     _end
6338                 }
6339
6340                 [section addToCount];
6341             }
6342         _end
6343     }
6344
6345     _profile(PackageTable$reloadData$List)
6346         [list_ reloadData];
6347     _end
6348 }
6349
6350 - (void) resetCursor {
6351     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6352 }
6353
6354 @end
6355 /* }}} */
6356 /* Filtered Package List Controller {{{ */
6357 @interface FilteredPackageListController : PackageListController {
6358     SEL filter_;
6359     IMP imp_;
6360     id object_;
6361 }
6362
6363 - (void) setObject:(id)object;
6364 - (void) setObject:(id)object forFilter:(SEL)filter;
6365
6366 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6367
6368 @end
6369
6370 @implementation FilteredPackageListController
6371
6372 - (void) dealloc {
6373     if (object_ != nil)
6374         [object_ release];
6375     [super dealloc];
6376 }
6377
6378 - (void) setFilter:(SEL)filter {
6379     filter_ = filter;
6380
6381     /* XXX: this is an unsafe optimization of doomy hell */
6382     Method method(class_getInstanceMethod([Package class], filter));
6383     _assert(method != NULL);
6384     imp_ = method_getImplementation(method);
6385     _assert(imp_ != NULL);
6386 }
6387
6388 - (void) setObject:(id)object {
6389     if (object_ != nil)
6390         [object_ release];
6391     if (object == nil)
6392         object_ = nil;
6393     else
6394         object_ = [object retain];
6395 }
6396
6397 - (void) setObject:(id)object forFilter:(SEL)filter {
6398     [self setFilter:filter];
6399     [self setObject:object];
6400 }
6401
6402 - (bool) hasPackage:(Package *)package {
6403     _profile(FilteredPackageTable$hasPackage)
6404         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6405     _end
6406 }
6407
6408 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6409     if ((self = [super initWithDatabase:database title:title]) != nil) {
6410         [self setFilter:filter];
6411         [self setObject:object];
6412     } return self;
6413 }
6414
6415 @end
6416 /* }}} */
6417
6418 /* Home Controller {{{ */
6419 @interface HomeController : CYBrowserController {
6420 }
6421
6422 @end
6423
6424 @implementation HomeController
6425
6426 - (id) init {
6427     if ((self = [super init]) != nil) {
6428         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6429     } return self;
6430 }
6431
6432 - (NSURL *) navigationURL {
6433     return [NSURL URLWithString:@"cydia://home"];
6434 }
6435
6436 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6437     [super _setMoreHeaders:request];
6438
6439     if (ChipID_ != nil)
6440         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6441     if (UniqueID_ != nil)
6442         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6443     if (PLMN_ != nil)
6444         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6445 }
6446
6447 - (void) aboutButtonClicked {
6448     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6449
6450     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6451     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6452     [alert setCancelButtonIndex:0];
6453
6454     [alert setMessage:
6455         @"Copyright (C) 2008-2011\n"
6456         "Jay Freeman (saurik)\n"
6457         "saurik@saurik.com\n"
6458         "http://www.saurik.com/"
6459     ];
6460
6461     [alert show];
6462 }
6463
6464 - (void) viewDidLoad {
6465     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6466         initWithTitle:UCLocalize("ABOUT")
6467         style:UIBarButtonItemStylePlain
6468         target:self
6469         action:@selector(aboutButtonClicked)
6470     ] autorelease]];
6471 }
6472
6473 @end
6474 /* }}} */
6475 /* Manage Controller {{{ */
6476 @interface ManageController : CYBrowserController {
6477 }
6478
6479 - (void) queueStatusDidChange;
6480
6481 @end
6482
6483 @implementation ManageController
6484
6485 - (id) init {
6486     if ((self = [super init]) != nil) {
6487         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6488     } return self;
6489 }
6490
6491 - (NSURL *) navigationURL {
6492     return [NSURL URLWithString:@"cydia://manage"];
6493 }
6494
6495 - (void) viewDidLoad {
6496     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6497         initWithTitle:UCLocalize("SETTINGS")
6498         style:UIBarButtonItemStylePlain
6499         target:self
6500         action:@selector(settingsButtonClicked)
6501     ] autorelease]];
6502
6503     [self queueStatusDidChange];
6504 }
6505
6506 - (void) settingsButtonClicked {
6507     [delegate_ showSettings];
6508 }
6509
6510 #if !AlwaysReload
6511 - (void) queueButtonClicked {
6512     [delegate_ queue];
6513 }
6514
6515 - (void) applyLoadingTitle {
6516     // Disable "Loading" title.
6517 }
6518
6519 - (void) applyRightButton {
6520     // Disable right button.
6521 }
6522 #endif
6523
6524 - (void) queueStatusDidChange {
6525 #if !AlwaysReload
6526     if (!IsWildcat_ && Queuing_) {
6527         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6528             initWithTitle:UCLocalize("QUEUE")
6529             style:UIBarButtonItemStyleDone
6530             target:self
6531             action:@selector(queueButtonClicked)
6532         ] autorelease]];
6533     } else {
6534         [[self navigationItem] setRightBarButtonItem:nil];
6535     }
6536 #endif
6537 }
6538
6539 - (bool) isLoading {
6540     // Never show as loading.
6541     return false;
6542 }
6543
6544 @end
6545 /* }}} */
6546
6547 /* Refresh Bar {{{ */
6548 @interface RefreshBar : UINavigationBar {
6549     UIProgressIndicator *indicator_;
6550     UITextLabel *prompt_;
6551     UIProgressBar *progress_;
6552     UINavigationButton *cancel_;
6553 }
6554
6555 @end
6556
6557 @implementation RefreshBar
6558
6559 - (void) dealloc {
6560     [indicator_ release];
6561     [prompt_ release];
6562     [progress_ release];
6563     [cancel_ release];
6564     [super dealloc];
6565 }
6566
6567 - (void) positionViews {
6568     CGRect frame = [cancel_ frame];
6569     frame.size = [cancel_ sizeThatFits:frame.size];
6570     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6571     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6572     [cancel_ setFrame:frame];
6573
6574     CGSize prgsize = {75, 100};
6575     CGRect prgrect = {{
6576         [self frame].size.width - prgsize.width - 10,
6577         ([self frame].size.height - prgsize.height) / 2
6578     } , prgsize};
6579     [progress_ setFrame:prgrect];
6580
6581     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6582     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6583     CGRect indrect = {{indoffset, indoffset}, indsize};
6584     [indicator_ setFrame:indrect];
6585
6586     CGSize prmsize = {215, indsize.height + 4};
6587     CGRect prmrect = {{
6588         indoffset * 2 + indsize.width,
6589         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6590     }, prmsize};
6591     [prompt_ setFrame:prmrect];
6592 }
6593
6594 - (void) setFrame:(CGRect)frame {
6595     [super setFrame:frame];
6596     [self positionViews];
6597 }
6598
6599 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6600     if ((self = [super initWithFrame:frame]) != nil) {
6601         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6602
6603         [self setBarStyle:UIBarStyleBlack];
6604
6605         UIBarStyle barstyle([self _barStyle:NO]);
6606         bool ugly(barstyle == UIBarStyleDefault);
6607
6608         UIProgressIndicatorStyle style = ugly ?
6609             UIProgressIndicatorStyleMediumBrown :
6610             UIProgressIndicatorStyleMediumWhite;
6611
6612         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6613         [indicator_ setStyle:style];
6614         [indicator_ startAnimation];
6615         [self addSubview:indicator_];
6616
6617         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6618         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6619         [prompt_ setBackgroundColor:[UIColor clearColor]];
6620         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6621         [self addSubview:prompt_];
6622
6623         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6624         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6625         [progress_ setStyle:0];
6626         [self addSubview:progress_];
6627
6628         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6629         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6630         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6631         [cancel_ setBarStyle:barstyle];
6632
6633         [self positionViews];
6634     } return self;
6635 }
6636
6637 - (void) setCancellable:(bool)cancellable {
6638     if (cancellable)
6639         [self addSubview:cancel_];
6640     else
6641         [cancel_ removeFromSuperview];
6642 }
6643
6644 - (void) start {
6645     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6646     [progress_ setProgress:0];
6647 }
6648
6649 - (void) stop {
6650     [self setCancellable:NO];
6651 }
6652
6653 - (void) setPrompt:(NSString *)prompt {
6654     [prompt_ setText:prompt];
6655 }
6656
6657 - (void) setProgress:(float)progress {
6658     [progress_ setProgress:progress];
6659 }
6660
6661 @end
6662 /* }}} */
6663
6664 @class CYNavigationController;
6665
6666 /* Cydia Tab Bar Controller {{{ */
6667 @interface CYTabBarController : UITabBarController <
6668     UITabBarControllerDelegate,
6669     ProgressDelegate
6670 > {
6671     _transient Database *database_;
6672     RefreshBar *refreshbar_;
6673
6674     bool dropped_;
6675     bool updating_;
6676     // XXX: ok, "updatedelegate_"?...
6677     _transient NSObject<CydiaDelegate> *updatedelegate_;
6678
6679     id root_;
6680     UIViewController *remembered_;
6681     _transient UIViewController *transient_;
6682 }
6683
6684 - (NSArray *) navigationURLCollection;
6685 - (void) dropBar:(BOOL)animated;
6686 - (void) beginUpdate;
6687 - (void) raiseBar:(BOOL)animated;
6688 - (BOOL) updating;
6689
6690 @end
6691
6692 @implementation CYTabBarController
6693
6694 - (void) setUnselectedViewController:(UIViewController *)transient {
6695     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6696     if (transient != nil) {
6697         if (transient_ == nil)
6698             remembered_ = [[controllers objectAtIndex:0] retain];
6699         transient_ = transient;
6700         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6701         [controllers replaceObjectAtIndex:0 withObject:transient_];
6702         [self setSelectedIndex:0];
6703         [self setViewControllers:controllers];
6704         [self concealTabBarSelection];
6705     } else if (remembered_ != nil) {
6706         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6707         transient_ = transient;
6708         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6709         [remembered_ release];
6710         remembered_ = nil;
6711         [self setViewControllers:controllers];
6712         [self revealTabBarSelection];
6713     }
6714 }
6715
6716 - (UIViewController *) unselectedViewController {
6717     return transient_;
6718 }
6719
6720 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6721     if ([self unselectedViewController])
6722         [self setUnselectedViewController:nil];
6723 }
6724
6725 - (NSArray *) navigationURLCollection {
6726     NSMutableArray *items([NSMutableArray array]);
6727
6728     // XXX: Should this deal with transient view controllers?
6729     for (id navigation in [self viewControllers]) {
6730         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6731         if (stack != nil)
6732             [items addObject:stack];
6733     }
6734
6735     return items;
6736 }
6737
6738 - (void) reloadData {
6739     for (CYViewController *controller in [self viewControllers])
6740         [controller reloadData];
6741
6742     [(CYNavigationController *)[self unselectedViewController] reloadData];
6743 }
6744
6745 - (void) dealloc {
6746     [refreshbar_ release];
6747     [[NSNotificationCenter defaultCenter] removeObserver:self];
6748
6749     [super dealloc];
6750 }
6751
6752 - (id) initWithDatabase:(Database *)database {
6753     if ((self = [super init]) != nil) {
6754         database_ = database;
6755         [self setDelegate:self];
6756
6757         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6758         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6759
6760         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6761     } return self;
6762 }
6763
6764 - (void) setUpdate:(NSDate *)date {
6765     [self beginUpdate];
6766 }
6767
6768 - (void) beginUpdate {
6769     [refreshbar_ start];
6770     [self dropBar:YES];
6771
6772     [updatedelegate_ retainNetworkActivityIndicator];
6773     updating_ = true;
6774
6775     [NSThread
6776         detachNewThreadSelector:@selector(performUpdate)
6777         toTarget:self
6778         withObject:nil
6779     ];
6780 }
6781
6782 - (void) performUpdate { _pooled
6783     Status status;
6784     status.setDelegate(self);
6785     [database_ updateWithStatus:status];
6786
6787     [self
6788         performSelectorOnMainThread:@selector(completeUpdate)
6789         withObject:nil
6790         waitUntilDone:NO
6791     ];
6792 }
6793
6794 - (void) stopUpdateWithSelector:(SEL)selector {
6795     updating_ = false;
6796     [updatedelegate_ releaseNetworkActivityIndicator];
6797
6798     [self raiseBar:YES];
6799     [refreshbar_ stop];
6800
6801     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6802 }
6803
6804 - (void) completeUpdate {
6805     if (!updating_)
6806         return;
6807     [self stopUpdateWithSelector:@selector(reloadData)];
6808 }
6809
6810 - (void) cancelUpdate {
6811     [self stopUpdateWithSelector:@selector(updateData)];
6812 }
6813
6814 - (void) cancelPressed {
6815     [self cancelUpdate];
6816 }
6817
6818 - (BOOL) updating {
6819     return updating_;
6820 }
6821
6822 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6823     [refreshbar_ setPrompt:[event compoundMessage]];
6824 }
6825
6826 - (bool) isProgressCancelled {
6827     return !updating_;
6828 }
6829
6830 - (void) setProgressCancellable:(NSNumber *)cancellable {
6831     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6832 }
6833
6834 - (void) setProgressPercent:(NSNumber *)percent {
6835     [refreshbar_ setProgress:[percent floatValue]];
6836 }
6837
6838 - (void) setProgressStatus:(NSDictionary *)status {
6839     if (status != nil)
6840         [self setProgressPercent:[status objectForKey:@"Percent"]];
6841 }
6842
6843 - (void) setUpdateDelegate:(id)delegate {
6844     updatedelegate_ = delegate;
6845 }
6846
6847 - (CGFloat) statusBarHeight {
6848     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6849         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6850     } else {
6851         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6852     }
6853 }
6854
6855 - (UIView *) transitionView {
6856     if ([self respondsToSelector:@selector(_transitionView)])
6857         return [self _transitionView];
6858     else
6859         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6860 }
6861
6862 - (void) dropBar:(BOOL)animated {
6863     if (dropped_)
6864         return;
6865     dropped_ = true;
6866
6867     UIView *transition([self transitionView]);
6868     [[self view] addSubview:refreshbar_];
6869
6870     CGRect barframe([refreshbar_ frame]);
6871
6872     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6873         barframe.origin.y = [self statusBarHeight];
6874     else
6875         barframe.origin.y = 0;
6876
6877     [refreshbar_ setFrame:barframe];
6878
6879     if (animated)
6880         [UIView beginAnimations:nil context:NULL];
6881
6882     CGRect viewframe = [transition frame];
6883     viewframe.origin.y += barframe.size.height;
6884     viewframe.size.height -= barframe.size.height;
6885     [transition setFrame:viewframe];
6886
6887     if (animated)
6888         [UIView commitAnimations];
6889
6890     // Ensure bar has the proper width for our view, it might have changed
6891     barframe.size.width = viewframe.size.width;
6892     [refreshbar_ setFrame:barframe];
6893
6894     // XXX: fix Apple's layout bug
6895     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6896 }
6897
6898 - (void) raiseBar:(BOOL)animated {
6899     if (!dropped_)
6900         return;
6901     dropped_ = false;
6902
6903     UIView *transition([self transitionView]);
6904     [refreshbar_ removeFromSuperview];
6905
6906     CGRect barframe([refreshbar_ frame]);
6907
6908     if (animated)
6909         [UIView beginAnimations:nil context:NULL];
6910
6911     CGRect viewframe = [transition frame];
6912     viewframe.origin.y -= barframe.size.height;
6913     viewframe.size.height += barframe.size.height;
6914     [transition setFrame:viewframe];
6915
6916     if (animated)
6917         [UIView commitAnimations];
6918
6919     // XXX: fix Apple's layout bug
6920     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6921 }
6922
6923 #if 0
6924 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6925     // XXX: fix Apple's layout bug
6926     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6927 }
6928 #endif
6929
6930 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6931     bool dropped(dropped_);
6932
6933     if (dropped)
6934         [self raiseBar:NO];
6935
6936     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6937
6938     if (dropped)
6939         [self dropBar:NO];
6940
6941     // XXX: fix Apple's layout bug
6942     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6943 }
6944
6945 - (void) statusBarFrameChanged:(NSNotification *)notification {
6946     if (dropped_) {
6947         [self raiseBar:NO];
6948         [self dropBar:NO];
6949     }
6950 }
6951
6952 @end
6953 /* }}} */
6954 /* Cydia Navigation Controller {{{ */
6955 @interface CYNavigationController : UINavigationController {
6956     _transient Database *database_;
6957     _transient id<UINavigationControllerDelegate> delegate_;
6958 }
6959
6960 - (NSArray *) navigationURLCollection;
6961 - (id) initWithDatabase:(Database *)database;
6962 - (void) reloadData;
6963
6964 @end
6965
6966
6967 @implementation CYNavigationController
6968
6969 - (NSArray *) navigationURLCollection {
6970     NSMutableArray *stack([NSMutableArray array]);
6971
6972     for (CYViewController *controller in [self viewControllers]) {
6973         NSString *url = [[controller navigationURL] absoluteString];
6974         if (url != nil)
6975             [stack addObject:url];
6976     }
6977
6978     return stack;
6979 }
6980
6981 - (void) reloadData {
6982     for (CYViewController *page in [self viewControllers]) {
6983         // Only reload controllers that have already loaded.
6984         // This prevents a page from accidentally loading too
6985         // early if it hasn't been shown on the screen yet.
6986         if ([page hasLoaded])
6987             [page reloadData];
6988     }
6989 }
6990
6991 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6992     delegate_ = delegate;
6993 }
6994
6995 - (id) initWithDatabase:(Database *)database {
6996     if ((self = [super init]) != nil) {
6997         database_ = database;
6998     } return self;
6999 }
7000
7001 @end
7002 /* }}} */
7003
7004 /* Cydia:// Protocol {{{ */
7005 @interface CydiaURLProtocol : NSURLProtocol {
7006 }
7007
7008 @end
7009
7010 @implementation CydiaURLProtocol
7011
7012 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7013     NSURL *url([request URL]);
7014     if (url == nil)
7015         return NO;
7016
7017     NSString *scheme([[url scheme] lowercaseString]);
7018     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7019         return YES;
7020     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7021         return YES;
7022
7023     return NO;
7024 }
7025
7026 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7027     return request;
7028 }
7029
7030 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7031     id<NSURLProtocolClient> client([self client]);
7032     if (icon == nil)
7033         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7034     else {
7035         NSData *data(UIImagePNGRepresentation(icon));
7036
7037         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7038         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7039         [client URLProtocol:self didLoadData:data];
7040         [client URLProtocolDidFinishLoading:self];
7041     }
7042 }
7043
7044 - (void) startLoading {
7045     id<NSURLProtocolClient> client([self client]);
7046     NSURLRequest *request([self request]);
7047
7048     NSURL *url([request URL]);
7049     NSString *href([url absoluteString]);
7050     NSString *scheme([[url scheme] lowercaseString]);
7051
7052     NSString *path;
7053
7054     if ([scheme isEqualToString:@"cydia"])
7055         path = [href substringFromIndex:8];
7056     else if ([scheme isEqualToString:@"about"])
7057         path = [href substringFromIndex:12];
7058     else _assert(false);
7059
7060     NSRange slash([path rangeOfString:@"/"]);
7061
7062     NSString *command;
7063     if (slash.location == NSNotFound) {
7064         command = path;
7065         path = nil;
7066     } else {
7067         command = [path substringToIndex:slash.location];
7068         path = [path substringFromIndex:(slash.location + 1)];
7069     }
7070
7071     Database *database([Database sharedInstance]);
7072
7073     if ([command isEqualToString:@"package-icon"]) {
7074         if (path == nil)
7075             goto fail;
7076         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7077         Package *package([database packageWithName:path]);
7078         if (package == nil)
7079             goto fail;
7080         UIImage *icon([package icon]);
7081         [self _returnPNGWithImage:icon forRequest:request];
7082     } else if ([command isEqualToString:@"source-icon"]) {
7083         if (path == nil)
7084             goto fail;
7085         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7086         NSString *source(Simplify(path));
7087         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7088         if (icon == nil)
7089             icon = [UIImage applicationImageNamed:@"unknown.png"];
7090         [self _returnPNGWithImage:icon forRequest:request];
7091     } else if ([command isEqualToString:@"uikit-image"]) {
7092         if (path == nil)
7093             goto fail;
7094         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7095         UIImage *icon(_UIImageWithName(path));
7096         [self _returnPNGWithImage:icon forRequest:request];
7097     } else if ([command isEqualToString:@"section-icon"]) {
7098         if (path == nil)
7099             goto fail;
7100         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7101         NSString *section(Simplify(path));
7102         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7103         if (icon == nil)
7104             icon = [UIImage applicationImageNamed:@"unknown.png"];
7105         [self _returnPNGWithImage:icon forRequest:request];
7106     } else fail: {
7107         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7108     }
7109 }
7110
7111 - (void) stopLoading {
7112 }
7113
7114 @end
7115 /* }}} */
7116
7117 /* Section Controller {{{ */
7118 @interface SectionController : FilteredPackageListController {
7119     _H<NSString> section_;
7120 }
7121
7122 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7123
7124 @end
7125
7126 @implementation SectionController
7127
7128 - (NSURL *) navigationURL {
7129     NSString *name = section_;
7130     if (name == nil)
7131         name = @"all";
7132
7133     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7134 }
7135
7136 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7137     NSString *title;
7138     if (name == nil)
7139         title = UCLocalize("ALL_PACKAGES");
7140     else if (![name isEqual:@""])
7141         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7142     else
7143         title = UCLocalize("NO_SECTION");
7144
7145     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7146         section_ = name;
7147     } return self;
7148 }
7149
7150 @end
7151 /* }}} */
7152 /* Sections Controller {{{ */
7153 @interface SectionsController : CYViewController <
7154     UITableViewDataSource,
7155     UITableViewDelegate
7156 > {
7157     _transient Database *database_;
7158     NSMutableArray *sections_;
7159     NSMutableArray *filtered_;
7160     UITableView *list_;
7161     BOOL editing_;
7162 }
7163
7164 - (id) initWithDatabase:(Database *)database;
7165 - (void) editButtonClicked;
7166
7167 @end
7168
7169 @implementation SectionsController
7170
7171 - (void) dealloc {
7172     [self releaseSubviews];
7173     [sections_ release];
7174     [filtered_ release];
7175
7176     [super dealloc];
7177 }
7178
7179 - (NSURL *) navigationURL {
7180     return [NSURL URLWithString:@"cydia://sections"];
7181 }
7182
7183 - (void) updateNavigationItem {
7184     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7185     if ([sections_ count] == 0) {
7186         [[self navigationItem] setRightBarButtonItem:nil];
7187     } else {
7188         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7189             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7190             target:self
7191             action:@selector(editButtonClicked)
7192         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7193     }
7194 }
7195
7196 - (BOOL) isEditing {
7197     return editing_;
7198 }
7199
7200 - (void) setEditing:(BOOL)editing {
7201     if ((editing_ = editing))
7202         [list_ reloadData];
7203     else
7204         [delegate_ updateData];
7205
7206     [self updateNavigationItem];
7207 }
7208
7209 - (void) viewDidAppear:(BOOL)animated {
7210     [super viewDidAppear:animated];
7211     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7212 }
7213
7214 - (void) viewWillDisappear:(BOOL)animated {
7215     [super viewWillDisappear:animated];
7216     if (editing_) [self setEditing:NO];
7217 }
7218
7219 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7220     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7221     return section;
7222 }
7223
7224 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7225     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7226 }
7227
7228 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7229     return 45.0f;
7230 }*/
7231
7232 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7233     static NSString *reuseIdentifier = @"SectionCell";
7234
7235     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7236     if (cell == nil)
7237         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7238
7239     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7240
7241     return cell;
7242 }
7243
7244 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7245     if (editing_)
7246         return;
7247
7248     Section *section = [self sectionAtIndexPath:indexPath];
7249
7250     SectionController *controller = [[[SectionController alloc]
7251         initWithDatabase:database_
7252         section:[section name]
7253     ] autorelease];
7254     [controller setDelegate:delegate_];
7255
7256     [[self navigationController] pushViewController:controller animated:YES];
7257 }
7258
7259 - (void) loadView {
7260     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7261
7262     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7263     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7264     [list_ setRowHeight:45.0f];
7265     [list_ setDataSource:self];
7266     [list_ setDelegate:self];
7267     [[self view] addSubview:list_];
7268 }
7269
7270 - (void) viewDidLoad {
7271     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7272 }
7273
7274 - (void) releaseSubviews {
7275     [list_ release];
7276     list_ = nil;
7277 }
7278
7279 - (id) initWithDatabase:(Database *)database {
7280     if ((self = [super init]) != nil) {
7281         database_ = database;
7282
7283         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7284         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7285     } return self;
7286 }
7287
7288 - (void) reloadData {
7289     [super reloadData];
7290
7291     NSArray *packages = [database_ packages];
7292
7293     [sections_ removeAllObjects];
7294     [filtered_ removeAllObjects];
7295
7296     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7297
7298     _trace();
7299     for (Package *package in packages) {
7300         NSString *name([package section]);
7301         NSString *key(name == nil ? @"" : name);
7302
7303         Section *section;
7304
7305         _profile(SectionsView$reloadData$Section)
7306             section = [sections objectForKey:key];
7307             if (section == nil) {
7308                 _profile(SectionsView$reloadData$Section$Allocate)
7309                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7310                     [sections setObject:section forKey:key];
7311                 _end
7312             }
7313         _end
7314
7315         [section addToCount];
7316
7317         _profile(SectionsView$reloadData$Filter)
7318             if (![package valid] || ![package visible])
7319                 continue;
7320         _end
7321
7322         [section addToRow];
7323     }
7324     _trace();
7325
7326     [sections_ addObjectsFromArray:[sections allValues]];
7327
7328     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7329
7330     for (Section *section in sections_) {
7331         size_t count([section row]);
7332         if (count == 0)
7333             continue;
7334
7335         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7336         [section setCount:count];
7337         [filtered_ addObject:section];
7338     }
7339
7340     [self updateNavigationItem];
7341     [list_ reloadData];
7342     _trace();
7343 }
7344
7345 - (void) editButtonClicked {
7346     [self setEditing:(!editing_)];
7347 }
7348
7349 @end
7350 /* }}} */
7351
7352 /* Changes Controller {{{ */
7353 @interface ChangesController : CYViewController <
7354     UITableViewDataSource,
7355     UITableViewDelegate
7356 > {
7357     _transient Database *database_;
7358     unsigned era_;
7359     CFMutableArrayRef packages_;
7360     NSMutableArray *sections_;
7361     UITableView *list_;
7362     unsigned upgrades_;
7363     BOOL hasSentFirstLoad_;
7364 }
7365
7366 - (id) initWithDatabase:(Database *)database;
7367
7368 @end
7369
7370 @implementation ChangesController
7371
7372 - (void) dealloc {
7373     [self releaseSubviews];
7374     CFRelease(packages_);
7375     [sections_ release];
7376
7377     [super dealloc];
7378 }
7379
7380 - (NSURL *) navigationURL {
7381     return [NSURL URLWithString:@"cydia://changes"];
7382 }
7383
7384 - (void) viewWillAppear:(BOOL)animated {
7385     // Loads after it appears, so don't load beforehand.
7386     loaded_ = YES;
7387     [super viewWillAppear:animated];
7388 }
7389
7390 - (void) viewDidAppear:(BOOL)animated {
7391     [super viewDidAppear:animated];
7392
7393     if (!hasSentFirstLoad_) {
7394         hasSentFirstLoad_ = YES;
7395         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7396     } else {
7397         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7398     }
7399 }
7400
7401 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7402     NSInteger count([sections_ count]);
7403     return count == 0 ? 1 : count;
7404 }
7405
7406 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7407     if ([sections_ count] == 0)
7408         return nil;
7409     return [[sections_ objectAtIndex:section] name];
7410 }
7411
7412 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7413     if ([sections_ count] == 0)
7414         return 0;
7415     return [[sections_ objectAtIndex:section] count];
7416 }
7417
7418 - (Package *) packageAtIndex:(NSUInteger)index {
7419     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7420 }
7421
7422 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7423 @synchronized (database_) {
7424     if ([database_ era] != era_)
7425         return nil;
7426
7427     NSUInteger sectionIndex([path section]);
7428     if (sectionIndex >= [sections_ count])
7429         return nil;
7430     Section *section([sections_ objectAtIndex:sectionIndex]);
7431     NSInteger row([path row]);
7432     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7433 } }
7434
7435 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7436     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7437     if (cell == nil)
7438         cell = [[[PackageCell alloc] init] autorelease];
7439     [cell setPackage:[self packageAtIndexPath:path]];
7440     return cell;
7441 }
7442
7443 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7444     Package *package([self packageAtIndexPath:path]);
7445     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7446     [view setDelegate:delegate_];
7447     [[self navigationController] pushViewController:view animated:YES];
7448     return path;
7449 }
7450
7451 - (void) refreshButtonClicked {
7452     [delegate_ beginUpdate];
7453     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7454 }
7455
7456 - (void) upgradeButtonClicked {
7457     [delegate_ distUpgrade];
7458 }
7459
7460 - (void) loadView {
7461     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7462
7463     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7464     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7465     [list_ setRowHeight:73];
7466     [list_ setDataSource:self];
7467     [list_ setDelegate:self];
7468     [[self view] addSubview:list_];
7469 }
7470
7471 - (void) viewDidLoad {
7472     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7473 }
7474
7475 - (void) releaseSubviews {
7476     [list_ release];
7477     list_ = nil;
7478 }
7479
7480 - (id) initWithDatabase:(Database *)database {
7481     if ((self = [super init]) != nil) {
7482         database_ = database;
7483
7484         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7485         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7486     } return self;
7487 }
7488
7489 // this mostly works because reloadData (below) is @synchronized (database_)
7490 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7491 - (void) _reloadPackages:(NSArray *)packages {
7492     CFRelease(packages_);
7493     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7494
7495     _trace();
7496     _profile(ChangesController$_reloadPackages$Filter)
7497         for (Package *package in packages)
7498             if ([package upgradableAndEssential:YES] || [package visible])
7499                 CFArrayAppendValue(packages_, package);
7500     _end
7501     _trace();
7502     _profile(ChangesController$_reloadPackages$radixSort)
7503         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7504     _end
7505     _trace();
7506 }
7507
7508 - (void) reloadData {
7509 @synchronized (database_) {
7510     era_ = [database_ era];
7511     NSArray *packages = [database_ packages];
7512
7513     [sections_ removeAllObjects];
7514
7515 #if 1
7516     UIProgressHUD *hud([delegate_ addProgressHUD]);
7517     [hud setText:UCLocalize("LOADING")];
7518     //NSLog(@"HUD:%@::%@", delegate_, hud);
7519     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7520     [delegate_ removeProgressHUD:hud];
7521 #else
7522     [self _reloadPackages:packages];
7523 #endif
7524
7525     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7526     Section *ignored = nil;
7527     Section *section = nil;
7528     time_t last = 0;
7529
7530     upgrades_ = 0;
7531     bool unseens = false;
7532
7533     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7534
7535     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7536         Package *package = [self packageAtIndex:offset];
7537
7538         BOOL uae = [package upgradableAndEssential:YES];
7539
7540         if (!uae) {
7541             unseens = true;
7542             time_t seen([package seen]);
7543
7544             if (section == nil || last != seen) {
7545                 last = seen;
7546
7547                 NSString *name;
7548                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7549                 [name autorelease];
7550
7551                 _profile(ChangesController$reloadData$Allocate)
7552                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7553                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7554                     [sections_ addObject:section];
7555                 _end
7556             }
7557
7558             [section addToCount];
7559         } else if ([package ignored]) {
7560             if (ignored == nil) {
7561                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7562             }
7563             [ignored addToCount];
7564         } else {
7565             ++upgrades_;
7566             [upgradable addToCount];
7567         }
7568     }
7569     _trace();
7570
7571     CFRelease(formatter);
7572
7573     if (unseens) {
7574         Section *last = [sections_ lastObject];
7575         size_t count = [last count];
7576         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7577         [sections_ removeLastObject];
7578     }
7579
7580     if ([ignored count] != 0)
7581         [sections_ insertObject:ignored atIndex:0];
7582     if (upgrades_ != 0)
7583         [sections_ insertObject:upgradable atIndex:0];
7584
7585     [list_ reloadData];
7586
7587     if (upgrades_ > 0)
7588         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7589             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7590             style:UIBarButtonItemStylePlain
7591             target:self
7592             action:@selector(upgradeButtonClicked)
7593         ] autorelease]];
7594
7595     if (![delegate_ updating])
7596         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7597             initWithTitle:UCLocalize("REFRESH")
7598             style:UIBarButtonItemStylePlain
7599             target:self
7600             action:@selector(refreshButtonClicked)
7601         ] autorelease]];
7602
7603     PrintTimes();
7604 } }
7605
7606 @end
7607 /* }}} */
7608 /* Search Controller {{{ */
7609 @interface SearchController : FilteredPackageListController <
7610     UISearchBarDelegate
7611 > {
7612     _H<UISearchBar> search_;
7613     BOOL searchloaded_;
7614 }
7615
7616 - (id) initWithDatabase:(Database *)database;
7617 - (void) setSearchTerm:(NSString *)term;
7618 - (void) reloadData;
7619
7620 @end
7621
7622 @implementation SearchController
7623
7624 - (void) dealloc {
7625     [search_ setDelegate:nil];
7626     [super dealloc];
7627 }
7628
7629 - (NSURL *) navigationURL {
7630     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7631         return [NSURL URLWithString:@"cydia://search"];
7632     else
7633         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7634 }
7635
7636 - (void) setSearchTerm:(NSString *)searchTerm {
7637     [search_ setText:searchTerm];
7638     [self reloadData];
7639 }
7640
7641 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7642     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7643     [search_ resignFirstResponder];
7644     [self reloadData];
7645 }
7646
7647 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7648     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7649     [self reloadData];
7650 }
7651
7652 - (id) initWithDatabase:(Database *)database {
7653     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7654         search_ = [[[UISearchBar alloc] init] autorelease];
7655         [search_ setDelegate:self];
7656     } return self;
7657 }
7658
7659 - (void) viewDidAppear:(BOOL)animated {
7660     [super viewDidAppear:animated];
7661
7662     if (!searchloaded_) {
7663         searchloaded_ = YES;
7664         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7665         [search_ layoutSubviews];
7666         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7667
7668         UITextField *textField;
7669         if ([search_ respondsToSelector:@selector(searchField)])
7670             textField = [search_ searchField];
7671         else
7672             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7673
7674         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7675         [textField setEnablesReturnKeyAutomatically:NO];
7676         [[self navigationItem] setTitleView:textField];
7677     }
7678 }
7679
7680 - (void) reloadData {
7681     [self setObject:[search_ text]];
7682     [super reloadData];
7683     [self resetCursor];
7684 }
7685
7686 - (void) didSelectPackage:(Package *)package {
7687     [search_ resignFirstResponder];
7688     [super didSelectPackage:package];
7689 }
7690
7691 @end
7692 /* }}} */
7693 /* Package Settings Controller {{{ */
7694 @interface PackageSettingsController : CYViewController <
7695     UITableViewDataSource,
7696     UITableViewDelegate
7697 > {
7698     _transient Database *database_;
7699     NSString *name_;
7700     Package *package_;
7701     UITableView *table_;
7702     UISwitch *subscribedSwitch_;
7703     UISwitch *ignoredSwitch_;
7704     UITableViewCell *subscribedCell_;
7705     UITableViewCell *ignoredCell_;
7706 }
7707
7708 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7709
7710 @end
7711
7712 @implementation PackageSettingsController
7713
7714 - (void) dealloc {
7715     [self releaseSubviews];
7716     [name_ release];
7717     [package_ release];
7718
7719     [super dealloc];
7720 }
7721
7722 - (NSURL *) navigationURL {
7723     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7724 }
7725
7726 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7727     if (package_ == nil)
7728         return 0;
7729
7730     if ([package_ installed] == nil)
7731         return 1;
7732     else
7733         return 2;
7734 }
7735
7736 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7737     if (package_ == nil)
7738         return 0;
7739
7740     // both sections contain just one item right now.
7741     return 1;
7742 }
7743
7744 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7745     return nil;
7746 }
7747
7748 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7749     if (section == 0)
7750         return UCLocalize("SHOW_ALL_CHANGES_EX");
7751     else
7752         return UCLocalize("IGNORE_UPGRADES_EX");
7753 }
7754
7755 - (void) onSubscribed:(id)control {
7756     bool value([control isOn]);
7757     if (package_ == nil)
7758         return;
7759     if ([package_ setSubscribed:value])
7760         [delegate_ updateData];
7761 }
7762
7763 - (void) _updateIgnored {
7764     const char *package([name_ UTF8String]);
7765     bool on([ignoredSwitch_ isOn]);
7766
7767     pid_t pid(ExecFork());
7768     if (pid == 0) {
7769         FILE *dpkg(popen("dpkg --set-selections", "w"));
7770         fwrite(package, strlen(package), 1, dpkg);
7771
7772         if (on)
7773             fwrite(" hold\n", 6, 1, dpkg);
7774         else
7775             fwrite(" install\n", 9, 1, dpkg);
7776
7777         pclose(dpkg);
7778
7779         exit(0);
7780         _assert(false);
7781     }
7782
7783     _forever {
7784         int status;
7785         int result(waitpid(pid, &status, 0));
7786
7787         if (result != -1) {
7788             _assert(result == pid);
7789             break;
7790         }
7791     }
7792 }
7793
7794 - (void) onIgnored:(id)control {
7795     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7796     [invocation setTarget:self];
7797     [invocation setSelector:@selector(_updateIgnored)];
7798
7799     [delegate_ reloadDataWithInvocation:invocation];
7800 }
7801
7802 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7803     if (package_ == nil)
7804         return nil;
7805
7806     switch ([indexPath section]) {
7807         case 0: return subscribedCell_;
7808         case 1: return ignoredCell_;
7809
7810         _nodefault
7811     }
7812
7813     return nil;
7814 }
7815
7816 - (void) loadView {
7817     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7818
7819     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7820     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7821     [table_ setDataSource:self];
7822     [table_ setDelegate:self];
7823     [[self view] addSubview:table_];
7824
7825     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7826     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7827     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7828
7829     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7830     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7831     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7832
7833     subscribedCell_ = [[UITableViewCell alloc] init];
7834     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7835     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7836     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7837
7838     ignoredCell_ = [[UITableViewCell alloc] init];
7839     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7840     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7841     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7842 }
7843
7844 - (void) viewDidLoad {
7845     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7846 }
7847
7848 - (void) releaseSubviews {
7849     [ignoredCell_ release];
7850     ignoredCell_ = nil;
7851
7852     [subscribedCell_ release];
7853     subscribedCell_ = nil;
7854
7855     [table_ release];
7856     table_ = nil;
7857
7858     [ignoredSwitch_ release];
7859     ignoredSwitch_ = nil;
7860
7861     [subscribedSwitch_ release];
7862     subscribedSwitch_ = nil;
7863 }
7864
7865 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7866     if ((self = [super init]) != nil) {
7867         database_ = database;
7868         name_ = [package retain];
7869     } return self;
7870 }
7871
7872 - (void) reloadData {
7873     [super reloadData];
7874
7875     if (package_ != nil)
7876         [package_ autorelease];
7877     package_ = [database_ packageWithName:name_];
7878
7879     if (package_ != nil) {
7880         package_ = [package_ retain];
7881         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7882         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7883     } // XXX: what now, G?
7884
7885     [table_ reloadData];
7886 }
7887
7888 @end
7889 /* }}} */
7890
7891 /* Installed Controller {{{ */
7892 @interface InstalledController : FilteredPackageListController {
7893     BOOL expert_;
7894 }
7895
7896 - (id) initWithDatabase:(Database *)database;
7897
7898 - (void) updateRoleButton;
7899 - (void) queueStatusDidChange;
7900
7901 @end
7902
7903 @implementation InstalledController
7904
7905 - (void) dealloc {
7906     [super dealloc];
7907 }
7908
7909 - (NSURL *) navigationURL {
7910     return [NSURL URLWithString:@"cydia://installed"];
7911 }
7912
7913 - (id) initWithDatabase:(Database *)database {
7914     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7915         [self updateRoleButton];
7916         [self queueStatusDidChange];
7917     } return self;
7918 }
7919
7920 #if !AlwaysReload
7921 - (void) queueButtonClicked {
7922     [delegate_ queue];
7923 }
7924 #endif
7925
7926 - (void) queueStatusDidChange {
7927 #if !AlwaysReload
7928     if (IsWildcat_) {
7929         if (Queuing_) {
7930             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7931                 initWithTitle:UCLocalize("QUEUE")
7932                 style:UIBarButtonItemStyleDone
7933                 target:self
7934                 action:@selector(queueButtonClicked)
7935             ] autorelease]];
7936         } else {
7937             [[self navigationItem] setLeftBarButtonItem:nil];
7938         }
7939     }
7940 #endif
7941 }
7942
7943 - (void) updateRoleButton {
7944     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7945         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7946             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7947             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7948             target:self
7949             action:@selector(roleButtonClicked)
7950         ] autorelease]];
7951 }
7952
7953 - (void) roleButtonClicked {
7954     [self setObject:[NSNumber numberWithBool:expert_]];
7955     [self reloadData];
7956     expert_ = !expert_;
7957
7958     [self updateRoleButton];
7959 }
7960
7961 @end
7962 /* }}} */
7963
7964 /* Source Cell {{{ */
7965 @interface SourceCell : CYTableViewCell <
7966     ContentDelegate
7967 > {
7968     UIImage *icon_;
7969     NSString *origin_;
7970     NSString *label_;
7971 }
7972
7973 - (void) setSource:(Source *)source;
7974
7975 @end
7976
7977 @implementation SourceCell
7978
7979 - (void) clearSource {
7980     [icon_ release];
7981     [origin_ release];
7982     [label_ release];
7983
7984     icon_ = nil;
7985     origin_ = nil;
7986     label_ = nil;
7987 }
7988
7989 - (void) setSource:(Source *)source {
7990     [self clearSource];
7991
7992     if (icon_ == nil)
7993         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7994     if (icon_ == nil)
7995         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7996     icon_ = [icon_ retain];
7997
7998     origin_ = [[source name] retain];
7999     label_ = [[source uri] retain];
8000
8001     [content_ setNeedsDisplay];
8002 }
8003
8004 - (void) dealloc {
8005     [self clearSource];
8006     [super dealloc];
8007 }
8008
8009 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8010     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8011         UIView *content([self contentView]);
8012         CGRect bounds([content bounds]);
8013
8014         content_ = [[ContentView alloc] initWithFrame:bounds];
8015         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8016         [content_ setBackgroundColor:[UIColor whiteColor]];
8017         [content addSubview:content_];
8018
8019         [content_ setDelegate:self];
8020         [content_ setOpaque:YES];
8021     } return self;
8022 }
8023
8024 - (NSString *) accessibilityLabel {
8025     return label_;
8026 }
8027
8028 - (void) drawContentRect:(CGRect)rect {
8029     bool highlighted(highlighted_);
8030     float width(rect.size.width);
8031
8032     if (icon_ != nil)
8033         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8034
8035     if (highlighted)
8036         UISetColor(White_);
8037
8038     if (!highlighted)
8039         UISetColor(Black_);
8040     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8041
8042     if (!highlighted)
8043         UISetColor(Blue_);
8044     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8045 }
8046
8047 @end
8048 /* }}} */
8049 /* Source Controller {{{ */
8050 @interface SourceController : FilteredPackageListController {
8051     _transient Source *source_;
8052     NSString *key_;
8053 }
8054
8055 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8056
8057 @end
8058
8059 @implementation SourceController
8060
8061 - (NSURL *) navigationURL {
8062     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8063 }
8064
8065 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8066     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8067         source_ = source;
8068         key_ = [[source key] retain];
8069     } return self;
8070 }
8071
8072 - (void) reloadData {
8073     source_ = [database_ sourceWithKey:key_];
8074     [key_ release];
8075     key_ = [[source_ key] retain];
8076     [self setObject:source_];
8077     [[self navigationItem] setTitle:[source_ label]];
8078
8079     [super reloadData];
8080 }
8081
8082 @end
8083 /* }}} */
8084 /* Sources Controller {{{ */
8085 @interface SourcesController : CYViewController <
8086     UITableViewDataSource,
8087     UITableViewDelegate
8088 > {
8089     _transient Database *database_;
8090     UITableView *list_;
8091     NSMutableArray *sources_;
8092     int offset_;
8093
8094     NSString *href_;
8095     UIProgressHUD *hud_;
8096     NSError *error_;
8097
8098     //NSURLConnection *installer_;
8099     NSURLConnection *trivial_;
8100     NSURLConnection *trivial_bz2_;
8101     NSURLConnection *trivial_gz_;
8102     //NSURLConnection *automatic_;
8103
8104     BOOL cydia_;
8105 }
8106
8107 - (id) initWithDatabase:(Database *)database;
8108 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8109
8110 @end
8111
8112 @implementation SourcesController
8113
8114 - (void) _releaseConnection:(NSURLConnection *)connection {
8115     if (connection != nil) {
8116         [connection cancel];
8117         //[connection setDelegate:nil];
8118         [connection release];
8119     }
8120 }
8121
8122 - (void) dealloc {
8123     [self releaseSubviews];
8124
8125     [href_ release];
8126     [hud_ release];
8127     [error_ release];
8128
8129     //[self _releaseConnection:installer_];
8130     [self _releaseConnection:trivial_];
8131     [self _releaseConnection:trivial_gz_];
8132     [self _releaseConnection:trivial_bz2_];
8133     //[self _releaseConnection:automatic_];
8134
8135     [sources_ release];
8136     [super dealloc];
8137 }
8138
8139 - (NSURL *) navigationURL {
8140     return [NSURL URLWithString:@"cydia://sources"];
8141 }
8142
8143 - (void) viewDidAppear:(BOOL)animated {
8144     [super viewDidAppear:animated];
8145     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8146 }
8147
8148 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8149     return offset_ == 0 ? 1 : 2;
8150 }
8151
8152 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8153     switch (section + (offset_ == 0 ? 1 : 0)) {
8154         case 0: return UCLocalize("ENTERED_BY_USER");
8155         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8156
8157         _nodefault
8158     }
8159 }
8160
8161 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8162     int count = [sources_ count];
8163     switch (section) {
8164         case 0: return (offset_ == 0 ? count : offset_);
8165         case 1: return count - offset_;
8166
8167         _nodefault
8168     }
8169 }
8170
8171 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8172     unsigned idx = 0;
8173     switch (indexPath.section) {
8174         case 0: idx = indexPath.row; break;
8175         case 1: idx = indexPath.row + offset_; break;
8176
8177         _nodefault
8178     }
8179     return [sources_ objectAtIndex:idx];
8180 }
8181
8182 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8183     static NSString *cellIdentifier = @"SourceCell";
8184
8185     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8186     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8187     [cell setSource:[self sourceAtIndexPath:indexPath]];
8188     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8189
8190     return cell;
8191 }
8192
8193 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8194     Source *source = [self sourceAtIndexPath:indexPath];
8195
8196     SourceController *controller = [[[SourceController alloc]
8197         initWithDatabase:database_
8198         source:source
8199     ] autorelease];
8200
8201     [controller setDelegate:delegate_];
8202
8203     [[self navigationController] pushViewController:controller animated:YES];
8204 }
8205
8206 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8207     Source *source = [self sourceAtIndexPath:indexPath];
8208     return [source record] != nil;
8209 }
8210
8211 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8212     Source *source = [self sourceAtIndexPath:indexPath];
8213     [Sources_ removeObjectForKey:[source key]];
8214     [delegate_ syncData];
8215 }
8216
8217 - (void) complete {
8218     [delegate_ addTrivialSource:href_];
8219     [delegate_ syncData];
8220 }
8221
8222 - (NSString *) getWarning {
8223     NSString *href(href_);
8224     NSRange colon([href rangeOfString:@"://"]);
8225     if (colon.location != NSNotFound)
8226         href = [href substringFromIndex:(colon.location + 3)];
8227     href = [href stringByAddingPercentEscapes];
8228     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8229     href = [href stringByCachingURLWithCurrentCDN];
8230
8231     NSURL *url([NSURL URLWithString:href]);
8232
8233     NSStringEncoding encoding;
8234     NSError *error(nil);
8235
8236     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8237         return [warning length] == 0 ? nil : warning;
8238     return nil;
8239 }
8240
8241 - (void) _endConnection:(NSURLConnection *)connection {
8242     // XXX: the memory management in this method is horribly awkward
8243
8244     NSURLConnection **field = NULL;
8245     if (connection == trivial_)
8246         field = &trivial_;
8247     else if (connection == trivial_bz2_)
8248         field = &trivial_bz2_;
8249     else if (connection == trivial_gz_)
8250         field = &trivial_gz_;
8251     _assert(field != NULL);
8252     [connection release];
8253     *field = nil;
8254
8255     if (
8256         trivial_ == nil &&
8257         trivial_bz2_ == nil &&
8258         trivial_gz_ == nil
8259     ) {
8260         bool defer(false);
8261
8262         if (cydia_) {
8263             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8264                 defer = true;
8265
8266                 UIAlertView *alert = [[[UIAlertView alloc]
8267                     initWithTitle:UCLocalize("SOURCE_WARNING")
8268                     message:warning
8269                     delegate:self
8270                     cancelButtonTitle:UCLocalize("CANCEL")
8271                     otherButtonTitles:
8272                         UCLocalize("ADD_ANYWAY"),
8273                     nil
8274                 ] autorelease];
8275
8276                 [alert setContext:@"warning"];
8277                 [alert setNumberOfRows:1];
8278                 [alert show];
8279             } else
8280                 [self complete];
8281         } else if (error_ != nil) {
8282             UIAlertView *alert = [[[UIAlertView alloc]
8283                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8284                 message:[error_ localizedDescription]
8285                 delegate:self
8286                 cancelButtonTitle:UCLocalize("OK")
8287                 otherButtonTitles:nil
8288             ] autorelease];
8289
8290             [alert setContext:@"urlerror"];
8291             [alert show];
8292         } else {
8293             UIAlertView *alert = [[[UIAlertView alloc]
8294                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8295                 message:UCLocalize("NOT_REPOSITORY_EX")
8296                 delegate:self
8297                 cancelButtonTitle:UCLocalize("OK")
8298                 otherButtonTitles:nil
8299             ] autorelease];
8300
8301             [alert setContext:@"trivial"];
8302             [alert show];
8303         }
8304
8305         [delegate_ releaseNetworkActivityIndicator];
8306
8307         [delegate_ removeProgressHUD:hud_];
8308         [hud_ autorelease];
8309         hud_ = nil;
8310
8311         if (!defer) {
8312             [href_ release];
8313             href_ = nil;
8314         }
8315
8316         if (error_ != nil) {
8317             [error_ release];
8318             error_ = nil;
8319         }
8320     }
8321 }
8322
8323 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8324     switch ([response statusCode]) {
8325         case 200:
8326             cydia_ = YES;
8327     }
8328 }
8329
8330 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8331     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8332     if (error_ != nil)
8333         error_ = [error retain];
8334     [self _endConnection:connection];
8335 }
8336
8337 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8338     [self _endConnection:connection];
8339 }
8340
8341 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8342     NSMutableURLRequest *request = [NSMutableURLRequest
8343         requestWithURL:[NSURL URLWithString:href]
8344         cachePolicy:NSURLRequestUseProtocolCachePolicy
8345         timeoutInterval:120.0
8346     ];
8347
8348     [request setHTTPMethod:method];
8349
8350     if (Machine_ != NULL)
8351         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8352     if (UniqueID_ != nil)
8353         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8354     if (Role_ != nil)
8355         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8356
8357     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8358 }
8359
8360 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8361     NSString *context([alert context]);
8362
8363     if ([context isEqualToString:@"source"]) {
8364         switch (button) {
8365             case 1: {
8366                 NSString *href = [[alert textField] text];
8367
8368                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8369
8370                 if (![href hasSuffix:@"/"])
8371                     href_ = [href stringByAppendingString:@"/"];
8372                 else
8373                     href_ = href;
8374                 href_ = [href_ retain];
8375
8376                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8377                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8378                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8379                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8380
8381                 cydia_ = false;
8382
8383                 // XXX: this is stupid
8384                 hud_ = [[delegate_ addProgressHUD] retain];
8385                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8386                 [delegate_ retainNetworkActivityIndicator];
8387             } break;
8388
8389             case 0:
8390             break;
8391
8392             _nodefault
8393         }
8394
8395         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8396     } else if ([context isEqualToString:@"trivial"])
8397         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8398     else if ([context isEqualToString:@"urlerror"])
8399         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8400     else if ([context isEqualToString:@"warning"]) {
8401         switch (button) {
8402             case 1:
8403                 [self complete];
8404             break;
8405
8406             case 0:
8407             break;
8408
8409             _nodefault
8410         }
8411
8412         [href_ release];
8413         href_ = nil;
8414
8415         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8416     }
8417 }
8418
8419 - (void) loadView {
8420     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8421
8422     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8423     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8424     [list_ setRowHeight:56];
8425     [list_ setDataSource:self];
8426     [list_ setDelegate:self];
8427     [[self view] addSubview:list_];
8428 }
8429
8430 - (void) viewDidLoad {
8431     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8432     [self updateButtonsForEditingStatus:NO animated:NO];
8433 }
8434
8435 - (void) releaseSubviews {
8436     [list_ release];
8437     list_ = nil;
8438 }
8439
8440 - (id) initWithDatabase:(Database *)database {
8441     if ((self = [super init]) != nil) {
8442         database_ = database;
8443         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8444     } return self;
8445 }
8446
8447 - (void) reloadData {
8448     [super reloadData];
8449
8450     pkgSourceList list;
8451     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8452         return;
8453
8454     [sources_ removeAllObjects];
8455     [sources_ addObjectsFromArray:[database_ sources]];
8456     _trace();
8457     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8458     _trace();
8459
8460     int count([sources_ count]);
8461     offset_ = 0;
8462     for (int i = 0; i != count; i++) {
8463         if ([[sources_ objectAtIndex:i] record] == nil)
8464             break;
8465         offset_++;
8466     }
8467
8468     [list_ setEditing:NO];
8469     [self updateButtonsForEditingStatus:NO animated:NO];
8470     [list_ reloadData];
8471 }
8472
8473 - (void) showAddSourcePrompt {
8474     UIAlertView *alert = [[[UIAlertView alloc]
8475         initWithTitle:UCLocalize("ENTER_APT_URL")
8476         message:nil
8477         delegate:self
8478         cancelButtonTitle:UCLocalize("CANCEL")
8479         otherButtonTitles:
8480             UCLocalize("ADD_SOURCE"),
8481         nil
8482     ] autorelease];
8483
8484     [alert setContext:@"source"];
8485     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8486
8487     [alert setNumberOfRows:1];
8488     [alert addTextFieldWithValue:@"http://" label:@""];
8489
8490     UITextInputTraits *traits = [[alert textField] textInputTraits];
8491     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8492     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8493     [traits setKeyboardType:UIKeyboardTypeURL];
8494     // XXX: UIReturnKeyDone
8495     [traits setReturnKeyType:UIReturnKeyNext];
8496
8497     [alert show];
8498 }
8499
8500 - (void) addButtonClicked {
8501     [self showAddSourcePrompt];
8502 }
8503
8504 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8505     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8506         initWithTitle:UCLocalize("ADD")
8507         style:UIBarButtonItemStylePlain
8508         target:self
8509         action:@selector(addButtonClicked)
8510     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8511
8512     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8513         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8514         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8515         target:self
8516         action:@selector(editButtonClicked)
8517     ] autorelease] animated:animated];
8518
8519     if (IsWildcat_ && !editing)
8520         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8521             initWithTitle:UCLocalize("SETTINGS")
8522             style:UIBarButtonItemStylePlain
8523             target:self
8524             action:@selector(settingsButtonClicked)
8525         ] autorelease]];
8526 }
8527
8528 - (void) settingsButtonClicked {
8529     [delegate_ showSettings];
8530 }
8531
8532 - (void) editButtonClicked {
8533     [list_ setEditing:![list_ isEditing] animated:YES];
8534
8535     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8536 }
8537
8538 @end
8539 /* }}} */
8540
8541 /* Settings Controller {{{ */
8542 @interface SettingsController : CYViewController <
8543     UITableViewDataSource,
8544     UITableViewDelegate
8545 > {
8546     _transient Database *database_;
8547     // XXX: ok, "roledelegate_"?...
8548     _transient id roledelegate_;
8549     UITableView *table_;
8550     UISegmentedControl *segment_;
8551     UIView *container_;
8552 }
8553
8554 - (void) showDoneButton;
8555 - (void) resizeSegmentedControl;
8556
8557 @end
8558
8559 @implementation SettingsController
8560
8561 - (void) dealloc {
8562     [self releaseSubviews];
8563
8564     [super dealloc];
8565 }
8566
8567 - (void) loadView {
8568     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8569
8570     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8571     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8572     [table_ setDelegate:self];
8573     [table_ setDataSource:self];
8574     [[self view] addSubview:table_];
8575
8576     NSArray *items = [NSArray arrayWithObjects:
8577         UCLocalize("USER"),
8578         UCLocalize("HACKER"),
8579         UCLocalize("DEVELOPER"),
8580     nil];
8581     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8582     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8583     [container_ addSubview:segment_];
8584 }
8585
8586 - (void) viewDidLoad {
8587     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8588
8589     int index = -1;
8590     if ([Role_ isEqualToString:@"User"]) index = 0;
8591     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8592     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8593     if (index != -1) {
8594         [segment_ setSelectedSegmentIndex:index];
8595         [self showDoneButton];
8596     }
8597
8598     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8599     [self resizeSegmentedControl];
8600 }
8601
8602 - (void) releaseSubviews {
8603     [table_ release];
8604     table_ = nil;
8605
8606     [segment_ release];
8607     segment_ = nil;
8608
8609     [container_ release];
8610     container_ = nil;
8611 }
8612
8613 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8614     if ((self = [super init]) != nil) {
8615         database_ = database;
8616         roledelegate_ = delegate;
8617     } return self;
8618 }
8619
8620 - (void) resizeSegmentedControl {
8621     CGFloat width = [[self view] frame].size.width;
8622     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8623 }
8624
8625 - (void) viewWillAppear:(BOOL)animated {
8626     [super viewWillAppear:animated];
8627
8628     [self resizeSegmentedControl];
8629 }
8630
8631 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8632     [self resizeSegmentedControl];
8633 }
8634
8635 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8636     [self resizeSegmentedControl];
8637 }
8638
8639 - (void) save {
8640     NSString *role(nil);
8641
8642     switch ([segment_ selectedSegmentIndex]) {
8643         case 0: role = @"User"; break;
8644         case 1: role = @"Hacker"; break;
8645         case 2: role = @"Developer"; break;
8646
8647         _nodefault
8648     }
8649
8650     if (![role isEqualToString:Role_]) {
8651         bool rolling(Role_ == nil);
8652         Role_ = role;
8653
8654         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8655             Role_, @"Role",
8656         nil];
8657
8658         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8659         Changed_ = true;
8660
8661         if (rolling)
8662             [roledelegate_ loadData];
8663         else
8664             [roledelegate_ updateData];
8665     }
8666 }
8667
8668 - (void) segmentChanged:(UISegmentedControl *)control {
8669     [self showDoneButton];
8670 }
8671
8672 - (void) saveAndClose {
8673     [self save];
8674
8675     [[self navigationItem] setRightBarButtonItem:nil];
8676     [[self navigationController] dismissModalViewControllerAnimated:YES];
8677 }
8678
8679 - (void) doneButtonClicked {
8680     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8681     [spinner startAnimating];
8682     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8683     [[self navigationItem] setRightBarButtonItem:spinItem];
8684
8685     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8686 }
8687
8688 - (void) showDoneButton {
8689     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8690         initWithTitle:UCLocalize("DONE")
8691         style:UIBarButtonItemStyleDone
8692         target:self
8693         action:@selector(doneButtonClicked)
8694     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8695 }
8696
8697 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8698     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8699     return 6;
8700 }
8701
8702 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8703     return 0; // :(
8704 }
8705
8706 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8707     return nil; // This method is required by the protocol.
8708 }
8709
8710 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8711     if (section == 1)
8712         return UCLocalize("ROLE_EX");
8713     if (section == 4)
8714         return [NSString stringWithFormat:
8715             @"%@: %@\n%@: %@\n%@: %@",
8716             UCLocalize("USER"), UCLocalize("USER_EX"),
8717             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8718             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8719         ];
8720     else return nil;
8721 }
8722
8723 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8724     return section == 3 ? 44.0f : 0;
8725 }
8726
8727 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8728     return section == 3 ? container_ : nil;
8729 }
8730
8731 - (void) reloadData {
8732     [super reloadData];
8733     [table_ reloadData];
8734 }
8735
8736 @end
8737 /* }}} */
8738 /* Stash Controller {{{ */
8739 @interface StashController : CYViewController {
8740     UIActivityIndicatorView *spinner_;
8741     UILabel *status_;
8742     UILabel *caption_;
8743 }
8744
8745 @end
8746
8747 @implementation StashController
8748
8749 - (void) dealloc {
8750     [self releaseSubviews];
8751
8752     [super dealloc];
8753 }
8754
8755 - (void) loadView {
8756     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8757     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8758
8759     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8760     CGRect spinrect = [spinner_ frame];
8761     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8762     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8763     [spinner_ setFrame:spinrect];
8764     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8765     [[self view] addSubview:spinner_];
8766     [spinner_ startAnimating];
8767
8768     CGRect captrect;
8769     captrect.size.width = [[self view] frame].size.width;
8770     captrect.size.height = 40.0f;
8771     captrect.origin.x = 0;
8772     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8773     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8774     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8775     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8776     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8777     [caption_ setTextColor:[UIColor whiteColor]];
8778     [caption_ setBackgroundColor:[UIColor clearColor]];
8779     [caption_ setShadowColor:[UIColor blackColor]];
8780     [caption_ setTextAlignment:UITextAlignmentCenter];
8781     [[self view] addSubview:caption_];
8782
8783     CGRect statusrect;
8784     statusrect.size.width = [[self view] frame].size.width;
8785     statusrect.size.height = 30.0f;
8786     statusrect.origin.x = 0;
8787     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8788     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8789     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8790     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8791     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8792     [status_ setTextColor:[UIColor whiteColor]];
8793     [status_ setBackgroundColor:[UIColor clearColor]];
8794     [status_ setShadowColor:[UIColor blackColor]];
8795     [status_ setTextAlignment:UITextAlignmentCenter];
8796     [[self view] addSubview:status_];
8797 }
8798
8799 - (void) releaseSubviews {
8800     [spinner_ release];
8801     spinner_ = nil;
8802
8803     [status_ release];
8804     status_ = nil;
8805
8806     [caption_ release];
8807     caption_ = nil;
8808 }
8809
8810 @end
8811 /* }}} */
8812
8813 @interface Cydia : UIApplication <
8814     ConfirmationControllerDelegate,
8815     DatabaseDelegate,
8816     CydiaDelegate,
8817     UINavigationControllerDelegate,
8818     UITabBarControllerDelegate
8819 > {
8820     // XXX: evaluate all fields for _transient
8821
8822     UIWindow *window_;
8823     CYTabBarController *tabbar_;
8824     CYEmulatedLoadingController *emulated_;
8825
8826     NSMutableArray *essential_;
8827     NSMutableArray *broken_;
8828
8829     Database *database_;
8830
8831     NSURL *starturl_;
8832
8833     unsigned locked_;
8834     unsigned activity_;
8835
8836     StashController *stash_;
8837
8838     bool loaded_;
8839 }
8840
8841 - (void) loadData;
8842
8843 @end
8844
8845 @implementation Cydia
8846
8847 - (void) beginUpdate {
8848     [tabbar_ beginUpdate];
8849 }
8850
8851 - (BOOL) updating {
8852     return [tabbar_ updating];
8853 }
8854
8855 - (void) _loaded {
8856     if ([broken_ count] != 0) {
8857         int count = [broken_ count];
8858
8859         UIAlertView *alert = [[[UIAlertView alloc]
8860             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8861             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8862             delegate:self
8863             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8864             otherButtonTitles:
8865                 UCLocalize("TEMPORARY_IGNORE"),
8866             nil
8867         ] autorelease];
8868
8869         [alert setContext:@"fixhalf"];
8870         [alert setNumberOfRows:2];
8871         [alert show];
8872     } else if (!Ignored_ && [essential_ count] != 0) {
8873         int count = [essential_ count];
8874
8875         UIAlertView *alert = [[[UIAlertView alloc]
8876             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8877             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8878             delegate:self
8879             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8880             otherButtonTitles:
8881                 UCLocalize("UPGRADE_ESSENTIAL"),
8882                 UCLocalize("COMPLETE_UPGRADE"),
8883             nil
8884         ] autorelease];
8885
8886         [alert setContext:@"upgrade"];
8887         [alert show];
8888     }
8889 }
8890
8891 - (void) _saveConfig {
8892     _trace();
8893     MetaFile_.Sync();
8894     _trace();
8895
8896     if (Changed_) {
8897         NSString *error(nil);
8898
8899         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8900             _trace();
8901             NSError *error(nil);
8902             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8903                 NSLog(@"failure to save metadata data: %@", error);
8904             _trace();
8905
8906             Changed_ = false;
8907         } else {
8908             NSLog(@"failure to serialize metadata: %@", error);
8909         }
8910     }
8911 }
8912
8913 // Navigation controller for the queuing badge.
8914 - (CYNavigationController *) queueNavigationController {
8915     NSArray *controllers = [tabbar_ viewControllers];
8916     return [controllers objectAtIndex:3];
8917 }
8918
8919 - (void) _updateData {
8920     [self _saveConfig];
8921
8922     [tabbar_ reloadData];
8923
8924     CYNavigationController *navigation = [self queueNavigationController];
8925
8926     id queuedelegate = nil;
8927     if ([[navigation viewControllers] count] > 0)
8928         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8929
8930     [queuedelegate queueStatusDidChange];
8931     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8932 }
8933
8934 - (void) _refreshIfPossible:(NSDate *)update {
8935     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8936
8937     bool recently = false;
8938     if (update != nil) {
8939         NSTimeInterval interval([update timeIntervalSinceNow]);
8940         if (interval <= 0 && interval > -(15*60))
8941             recently = true;
8942     }
8943
8944     // Don't automatic refresh if:
8945     //  - We already refreshed recently.
8946     //  - We already auto-refreshed this launch.
8947     //  - Auto-refresh is disabled.
8948     if (recently || loaded_ || ManualRefresh) {
8949         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8950
8951         // If we are cancelling, we need to make sure it knows it's already loaded.
8952         loaded_ = true;
8953         return;
8954     } else {
8955         // We are going to load, so remember that.
8956         loaded_ = true;
8957     }
8958
8959     SCNetworkReachabilityFlags flags; {
8960         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8961         SCNetworkReachabilityGetFlags(reachability, &flags);
8962         CFRelease(reachability);
8963     }
8964
8965     // XXX: this elaborate mess is what Apple is using to determine this? :(
8966     // XXX: do we care if the user has to intervene? maybe that's ok?
8967     bool reachable(
8968         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8969             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8970                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8971                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8972             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8973             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8974         )
8975     );
8976
8977     // If we can reach the server, auto-refresh!
8978     if (reachable)
8979         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8980
8981     [pool release];
8982 }
8983
8984 - (void) refreshIfPossible {
8985     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8986 }
8987
8988 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8989     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8990     [hud setText:UCLocalize("RELOADING_DATA")];
8991
8992     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8993
8994     if (hud != nil)
8995         [self removeProgressHUD:hud];
8996
8997     size_t changes(0);
8998
8999     [essential_ removeAllObjects];
9000     [broken_ removeAllObjects];
9001
9002     NSArray *packages([database_ packages]);
9003     for (Package *package in packages) {
9004         if ([package half])
9005             [broken_ addObject:package];
9006         if ([package upgradableAndEssential:NO]) {
9007             if ([package essential])
9008                 [essential_ addObject:package];
9009             ++changes;
9010         }
9011     }
9012
9013     NSLog(@"changes:#%u", changes);
9014
9015     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9016     if (changes != 0) {
9017         _trace();
9018         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9019         [changesItem setBadgeValue:badge];
9020         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9021         [self setApplicationIconBadgeNumber:changes];
9022     } else {
9023         _trace();
9024         [changesItem setBadgeValue:nil];
9025         [changesItem setAnimatedBadge:NO];
9026         [self setApplicationIconBadgeNumber:0];
9027     }
9028
9029     [self _updateData];
9030
9031     [self refreshIfPossible];
9032 }
9033
9034 - (void) updateData {
9035     [self _updateData];
9036 }
9037
9038 - (void) update_ {
9039     [database_ update];
9040 }
9041
9042 - (void) complete {
9043     @synchronized (self) {
9044         [self _reloadDataWithInvocation:nil];
9045     }
9046 }
9047
9048 - (void) disemulate {
9049     if (emulated_ == nil)
9050         return;
9051
9052     [window_ addSubview:[tabbar_ view]];
9053     [[emulated_ view] removeFromSuperview];
9054     [emulated_ release];
9055     emulated_ = nil;
9056     [window_ setUserInteractionEnabled:YES];
9057 }
9058
9059 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9060     UINavigationController *navigation([[[CYNavigationController alloc] initWithRootViewController:controller] autorelease]);
9061     if (IsWildcat_)
9062         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9063
9064     UIViewController *parent;
9065     if (emulated_ == nil)
9066         parent = tabbar_;
9067     else if (!force)
9068         parent = emulated_;
9069     else {
9070         [self disemulate];
9071         parent = tabbar_;
9072     }
9073
9074     [parent presentModalViewController:navigation animated:YES];
9075 }
9076
9077 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9078     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9079
9080     if (navigation != nil)
9081         [navigation pushViewController:progress animated:YES];
9082     else
9083         [self presentModalViewController:progress force:YES];
9084
9085     [progress invoke:invocation withTitle:title];
9086     return progress;
9087 }
9088
9089 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9090     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9091 }
9092
9093 - (void) repairWithInvocation:(NSInvocation *)invocation {
9094     _trace();
9095     [self invokeNewProgress:invocation forController:nil withTitle:UCLocalize("REPAIRING")];
9096     _trace();
9097 }
9098
9099 - (void) repairWithSelector:(SEL)selector {
9100     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9101 }
9102
9103 - (void) syncData {
9104     [self _saveConfig];
9105
9106     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9107     _assert(file != NULL);
9108
9109     for (NSString *key in [Sources_ allKeys]) {
9110         NSDictionary *source([Sources_ objectForKey:key]);
9111
9112         fprintf(file, "%s %s %s\n",
9113             [[source objectForKey:@"Type"] UTF8String],
9114             [[source objectForKey:@"URI"] UTF8String],
9115             [[source objectForKey:@"Distribution"] UTF8String]
9116         );
9117     }
9118
9119     fclose(file);
9120
9121     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:UCLocalize("UPDATING_SOURCES")];
9122
9123     [self complete];
9124 }
9125
9126 - (void) addTrivialSource:(NSString *)href {
9127     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9128         @"deb", @"Type",
9129         href, @"URI",
9130         @"./", @"Distribution",
9131     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9132
9133     Changed_ = true;
9134 }
9135
9136 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9137     @synchronized (self) {
9138         [self _reloadDataWithInvocation:invocation];
9139     }
9140 }
9141
9142 - (void) reloadData {
9143     [self reloadDataWithInvocation:nil];
9144 }
9145
9146 - (void) resolve {
9147     pkgProblemResolver *resolver = [database_ resolver];
9148
9149     resolver->InstallProtect();
9150     if (!resolver->Resolve(true))
9151         _error->Discard();
9152 }
9153
9154 - (bool) perform {
9155     // XXX: this is a really crappy way of doing this.
9156     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9157     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9158     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9159     if ([tabbar_ updating])
9160         [tabbar_ cancelUpdate];
9161
9162     if (![database_ prepare])
9163         return false;
9164
9165     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9166     [page setDelegate:self];
9167     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9168     [confirm_ setDelegate:self];
9169
9170     if (IsWildcat_)
9171         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9172     [tabbar_ presentModalViewController:confirm_ animated:YES];
9173
9174     return true;
9175 }
9176
9177 - (void) queue {
9178     @synchronized (self) {
9179         [self perform];
9180     }
9181 }
9182
9183 - (void) clearPackage:(Package *)package {
9184     @synchronized (self) {
9185         [package clear];
9186         [self resolve];
9187         [self perform];
9188     }
9189 }
9190
9191 - (void) installPackages:(NSArray *)packages {
9192     @synchronized (self) {
9193         for (Package *package in packages)
9194             [package install];
9195         [self resolve];
9196         [self perform];
9197     }
9198 }
9199
9200 - (void) installPackage:(Package *)package {
9201     @synchronized (self) {
9202         [package install];
9203         [self resolve];
9204         [self perform];
9205     }
9206 }
9207
9208 - (void) removePackage:(Package *)package {
9209     @synchronized (self) {
9210         [package remove];
9211         [self resolve];
9212         [self perform];
9213     }
9214 }
9215
9216 - (void) distUpgrade {
9217     @synchronized (self) {
9218         if (![database_ upgrade])
9219             return;
9220         [self perform];
9221     }
9222 }
9223
9224 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9225     Queuing_ = false;
9226     ++locked_;
9227     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:UCLocalize("RUNNING")];
9228     --locked_;
9229     [self complete];
9230 }
9231
9232 - (void) showSettings {
9233     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9234     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9235     if (IsWildcat_)
9236         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9237     [tabbar_ presentModalViewController:nav animated:YES];
9238 }
9239
9240 - (void) retainNetworkActivityIndicator {
9241     if (activity_++ == 0)
9242         [self setNetworkActivityIndicatorVisible:YES];
9243
9244 #if TraceLogging
9245     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9246 #endif
9247 }
9248
9249 - (void) releaseNetworkActivityIndicator {
9250     if (--activity_ == 0)
9251         [self setNetworkActivityIndicatorVisible:NO];
9252
9253 #if TraceLogging
9254     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9255 #endif
9256
9257 }
9258
9259 - (void) cancelAndClear:(bool)clear {
9260     @synchronized (self) {
9261         if (clear) {
9262             [database_ clear];
9263             Queuing_ = false;
9264         } else {
9265             Queuing_ = true;
9266         }
9267
9268         [self _updateData];
9269     }
9270 }
9271
9272 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9273     NSString *context([alert context]);
9274
9275     if ([context isEqualToString:@"conffile"]) {
9276         FILE *input = [database_ input];
9277         if (button == [alert cancelButtonIndex])
9278             fprintf(input, "N\n");
9279         else if (button == [alert firstOtherButtonIndex])
9280             fprintf(input, "Y\n");
9281         fflush(input);
9282
9283         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9284     } else if ([context isEqualToString:@"fixhalf"]) {
9285         if (button == [alert cancelButtonIndex]) {
9286             @synchronized (self) {
9287                 for (Package *broken in broken_) {
9288                     [broken remove];
9289
9290                     NSString *id = [broken id];
9291                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9292                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9293                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9294                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9295                 }
9296
9297                 [self resolve];
9298                 [self perform];
9299             }
9300         } else if (button == [alert firstOtherButtonIndex]) {
9301             [broken_ removeAllObjects];
9302             [self _loaded];
9303         }
9304
9305         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9306     } else if ([context isEqualToString:@"upgrade"]) {
9307         if (button == [alert firstOtherButtonIndex]) {
9308             @synchronized (self) {
9309                 for (Package *essential in essential_)
9310                     [essential install];
9311
9312                 [self resolve];
9313                 [self perform];
9314             }
9315         } else if (button == [alert firstOtherButtonIndex] + 1) {
9316             [self distUpgrade];
9317         } else if (button == [alert cancelButtonIndex]) {
9318             Ignored_ = YES;
9319         }
9320
9321         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9322     }
9323 }
9324
9325 - (void) system:(NSString *)command { _pooled
9326     _trace();
9327     system([command UTF8String]);
9328     _trace();
9329 }
9330
9331 - (void) applicationWillSuspend {
9332     [database_ clean];
9333     [super applicationWillSuspend];
9334 }
9335
9336 - (BOOL) isSafeToSuspend {
9337     // Use external process status API internally.
9338     // This is probably a really bad idea.
9339     // XXX: what is the point of this? does this solve anything at all?
9340     uint64_t status = 0;
9341     int notify_token;
9342     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9343         notify_get_state(notify_token, &status);
9344         notify_cancel(notify_token);
9345     }
9346
9347     return locked_ == 0 && status == 0;
9348 }
9349
9350 - (void) applicationSuspend:(__GSEvent *)event {
9351     if ([self isSafeToSuspend])
9352         [super applicationSuspend:event];
9353 }
9354
9355 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9356     if ([self isSafeToSuspend])
9357         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9358 }
9359
9360 - (void) _setSuspended:(BOOL)value {
9361     if ([self isSafeToSuspend])
9362         [super _setSuspended:value];
9363 }
9364
9365 - (UIProgressHUD *) addProgressHUD {
9366     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9367     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9368
9369     [window_ setUserInteractionEnabled:NO];
9370     [hud show:YES];
9371
9372     UIViewController *target = tabbar_;
9373     while ([target modalViewController] != nil) target = [target modalViewController];
9374     [[target view] addSubview:hud];
9375
9376     ++locked_;
9377     return hud;
9378 }
9379
9380 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9381     [hud show:NO];
9382     [hud removeFromSuperview];
9383     [window_ setUserInteractionEnabled:YES];
9384     --locked_;
9385 }
9386
9387 - (CYViewController *) pageForPackage:(NSString *)name {
9388     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9389 }
9390
9391 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9392     NSString *scheme([[url scheme] lowercaseString]);
9393     if ([[url absoluteString] length] <= [scheme length] + 3)
9394         return nil;
9395     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9396     NSArray *components([path pathComponents]);
9397
9398     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9399         return [self pageForPackage:[components objectAtIndex:1]];
9400
9401     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9402         return nil;
9403
9404     NSString *base([components objectAtIndex:0]);
9405
9406     CYViewController *controller = nil;
9407
9408     if ([base isEqualToString:@"url"]) {
9409         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9410         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9411         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9412     } else if (!external && [components count] == 1) {
9413         if ([base isEqualToString:@"manage"]) {
9414             controller = [[[ManageController alloc] init] autorelease];
9415         }
9416
9417         if ([base isEqualToString:@"sources"]) {
9418             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9419         }
9420
9421         if ([base isEqualToString:@"home"]) {
9422             controller = [[[HomeController alloc] init] autorelease];
9423         }
9424
9425         if ([base isEqualToString:@"sections"]) {
9426             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9427         }
9428
9429         if ([base isEqualToString:@"search"]) {
9430             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9431         }
9432
9433         if ([base isEqualToString:@"changes"]) {
9434             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9435         }
9436
9437         if ([base isEqualToString:@"installed"]) {
9438             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9439         }
9440     } else if ([components count] == 2) {
9441         NSString *argument = [components objectAtIndex:1];
9442
9443         if ([base isEqualToString:@"package"]) {
9444             controller = [self pageForPackage:argument];
9445         }
9446
9447         if (!external && [base isEqualToString:@"search"]) {
9448             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9449             [(SearchController *)controller setSearchTerm:argument];
9450         }
9451
9452         if (!external && [base isEqualToString:@"sections"]) {
9453             if ([argument isEqualToString:@"all"])
9454                 argument = nil;
9455             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9456         }
9457
9458         if (!external && [base isEqualToString:@"sources"]) {
9459             if ([argument isEqualToString:@"add"]) {
9460                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9461                 [(SourcesController *)controller showAddSourcePrompt];
9462             } else {
9463                 Source *source = [database_ sourceWithKey:argument];
9464                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9465             }
9466         }
9467
9468         if (!external && [base isEqualToString:@"launch"]) {
9469             [self launchApplicationWithIdentifier:argument suspended:NO];
9470             return nil;
9471         }
9472     } else if (!external && [components count] == 3) {
9473         NSString *arg1 = [components objectAtIndex:1];
9474         NSString *arg2 = [components objectAtIndex:2];
9475
9476         if ([base isEqualToString:@"package"]) {
9477             if ([arg2 isEqualToString:@"settings"]) {
9478                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9479             } else if ([arg2 isEqualToString:@"files"]) {
9480                 if (Package *package = [database_ packageWithName:arg1]) {
9481                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9482                     [(FileTable *)controller setPackage:package];
9483                 }
9484             }
9485         }
9486     }
9487
9488     [controller setDelegate:self];
9489     return controller;
9490 }
9491
9492 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9493     CYViewController *page([self pageForURL:url forExternal:external]);
9494
9495     if (page != nil) {
9496         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9497         [nav setViewControllers:[NSArray arrayWithObject:page]];
9498         [tabbar_ setUnselectedViewController:nav];
9499     }
9500
9501     return page != nil;
9502 }
9503
9504 - (void) applicationOpenURL:(NSURL *)url {
9505     [super applicationOpenURL:url];
9506
9507     if (!loaded_) starturl_ = [url retain];
9508     else [self openCydiaURL:url forExternal:YES];
9509 }
9510
9511 - (void) applicationWillResignActive:(UIApplication *)application {
9512     // Stop refreshing if you get a phone call or lock the device.
9513     if ([tabbar_ updating])
9514         [tabbar_ cancelUpdate];
9515
9516     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9517         [super applicationWillResignActive:application];
9518 }
9519
9520 - (void) applicationWillTerminate:(UIApplication *)application {
9521     Changed_ = true;
9522     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9523     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9524     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9525
9526     [self _saveConfig];
9527 }
9528
9529 - (void) setConfigurationData:(NSString *)data {
9530     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9531
9532     if (!conffile_r(data)) {
9533         lprintf("E:invalid conffile\n");
9534         return;
9535     }
9536
9537     NSString *ofile = conffile_r[1];
9538     //NSString *nfile = conffile_r[2];
9539
9540     UIAlertView *alert = [[[UIAlertView alloc]
9541         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9542         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9543         delegate:self
9544         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9545         otherButtonTitles:
9546             UCLocalize("ACCEPT_NEW_COPY"),
9547             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9548         nil
9549     ] autorelease];
9550
9551     [alert setContext:@"conffile"];
9552     [alert setNumberOfRows:2];
9553     [alert show];
9554 }
9555
9556 - (void) addStashController {
9557     ++locked_;
9558     stash_ = [[StashController alloc] init];
9559     [window_ addSubview:[stash_ view]];
9560 }
9561
9562 - (void) removeStashController {
9563     [[stash_ view] removeFromSuperview];
9564     [stash_ release];
9565     --locked_;
9566 }
9567
9568 - (void) stash {
9569     [self setIdleTimerDisabled:YES];
9570
9571     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9572     UpdateExternalStatus(1);
9573     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9574     UpdateExternalStatus(0);
9575
9576     [self removeStashController];
9577
9578     if (ExecFork() == 0) {
9579         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9580         perror("launchctl stop");
9581     }
9582 }
9583
9584 - (void) setupViewControllers {
9585     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9586
9587     NSMutableArray *items([NSMutableArray arrayWithObjects:
9588         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9589         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9590         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9591         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9592     nil]);
9593
9594     if (IsWildcat_) {
9595         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9596         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9597     } else {
9598         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9599     }
9600
9601     NSMutableArray *controllers([NSMutableArray array]);
9602     for (UITabBarItem *item in items) {
9603         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9604         [controller setTabBarItem:item];
9605         [controllers addObject:controller];
9606     }
9607     [tabbar_ setViewControllers:controllers];
9608
9609     [tabbar_ setUpdateDelegate:self];
9610 }
9611
9612 - (void) applicationDidFinishLaunching:(id)unused {
9613 _trace();
9614     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9615         [self setApplicationSupportsShakeToEdit:NO];
9616
9617     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9618         initWithMemoryCapacity:524288
9619         diskCapacity:10485760
9620         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9621     ] autorelease]];
9622
9623     [CYBrowserController _initialize];
9624
9625     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9626
9627     Font12_ = [[UIFont systemFontOfSize:12] retain];
9628     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9629     Font14_ = [[UIFont systemFontOfSize:14] retain];
9630     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9631     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9632
9633     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9634     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9635
9636     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9637     [window_ orderFront:self];
9638     [window_ makeKey:self];
9639     [window_ setHidden:NO];
9640
9641     if (
9642         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9643         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9644         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9645         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9646         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9647         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9648         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9649         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9650         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9651         false
9652     ) {
9653         [self addStashController];
9654         // XXX: this would be much cleaner as a yieldToSelector:
9655         // that way the removeStashController could happen right here inline
9656         // we also could no longer require the useless stash_ field anymore
9657         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9658         return;
9659     }
9660
9661     database_ = [Database sharedInstance];
9662     [database_ setDelegate:self];
9663
9664     [window_ setUserInteractionEnabled:NO];
9665     [self setupViewControllers];
9666
9667     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9668     [window_ addSubview:[emulated_ view]];
9669
9670     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9671 _trace();
9672 }
9673
9674 - (void) loadData {
9675 _trace();
9676     if (Role_ == nil) {
9677         [window_ setUserInteractionEnabled:YES];
9678         [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9679         return;
9680     } else {
9681         if ([emulated_ modalViewController] != nil)
9682             [emulated_ dismissModalViewControllerAnimated:YES];
9683         [window_ setUserInteractionEnabled:NO];
9684     }
9685
9686     [self reloadData];
9687     PrintTimes();
9688
9689     [self disemulate];
9690
9691     int selectedIndex = 0;
9692     NSMutableArray *items = nil;
9693
9694     bool recently = false;
9695     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9696     if (closed != nil) {
9697         NSTimeInterval interval([closed timeIntervalSinceNow]);
9698         // XXX: Is 15 minutes the optimal time here?
9699         if (interval <= 0 && interval > -(15*60))
9700             recently = true;
9701     }
9702
9703     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9704     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9705
9706     BOOL enough = YES;
9707     for (NSArray *entry in items)
9708         if ([entry count] <= 0)
9709             enough = NO;
9710
9711     if (!recently || !items || !enough) {
9712         selectedIndex = 0;
9713         items = [NSMutableArray array];
9714         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9715         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9716         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9717         if (!IsWildcat_) {
9718             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9719         } else {
9720             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9721             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9722         }
9723         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9724     }
9725
9726     [tabbar_ setSelectedIndex:selectedIndex];
9727     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9728         NSArray *stack = [items objectAtIndex:tab];
9729         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9730         NSMutableArray *current = [NSMutableArray array];
9731
9732         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9733             NSString *addr = [stack objectAtIndex:nav];
9734             NSURL *url = [NSURL URLWithString:addr];
9735             CYViewController *page = [self pageForURL:url forExternal:NO];
9736             if (page != nil)
9737                 [current addObject:page];
9738         }
9739
9740         [navigation setViewControllers:current];
9741     }
9742
9743     // (Try to) show the startup URL.
9744     if (starturl_ != nil) {
9745         [self openCydiaURL:starturl_ forExternal:NO];
9746         [starturl_ release];
9747         starturl_ = nil;
9748     }
9749 }
9750
9751 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9752     if (item != nil && IsWildcat_) {
9753         [sheet showFromBarButtonItem:item animated:YES];
9754     } else {
9755         [sheet showInView:window_];
9756     }
9757 }
9758
9759 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9760     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9761     [progress setTitle:task];
9762     [progress addProgressEvent:event];
9763 }
9764
9765 - (void) addProgressEventForTask:(NSArray *)data {
9766     CydiaProgressEvent *event([data objectAtIndex:0]);
9767     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9768     [self addProgressEvent:event forTask:task];
9769 }
9770
9771 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9772     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9773 }
9774
9775 @end
9776
9777 /*IMP alloc_;
9778 id Alloc_(id self, SEL selector) {
9779     id object = alloc_(self, selector);
9780     lprintf("[%s]A-%p\n", self->isa->name, object);
9781     return object;
9782 }*/
9783
9784 /*IMP dealloc_;
9785 id Dealloc_(id self, SEL selector) {
9786     id object = dealloc_(self, selector);
9787     lprintf("[%s]D-%p\n", self->isa->name, object);
9788     return object;
9789 }*/
9790
9791 Class $WebDefaultUIKitDelegate;
9792
9793 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9794     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9795         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9796     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9797 }
9798
9799 static NSNumber *shouldPlayKeyboardSounds;
9800
9801 Class $UIHardware;
9802
9803 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9804     switch (sound) {
9805         case 1104: // Keyboard Button Clicked
9806         case 1105: // Keyboard Delete Repeated
9807             if (shouldPlayKeyboardSounds == nil) {
9808                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9809                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9810             }
9811
9812             if (![shouldPlayKeyboardSounds boolValue])
9813                 break;
9814
9815         default:
9816             _UIHardware$_playSystemSound$(self, _cmd, sound);
9817     }
9818 }
9819
9820 Class $UIApplication;
9821
9822 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9823     static BOOL initialized = NO;
9824     static BOOL started = NO;
9825
9826     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9827     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9828
9829     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9830         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9831         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9832         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9833
9834         if (initialized && !enabled) {
9835             initialized = NO;
9836             [bundle performSelector:@selector(_accessibilityStopServer)];
9837         } else if (enabled) {
9838             initialized = YES;
9839             if (!started) {
9840                 started = YES;
9841                 [bundle performSelector:@selector(_accessibilityStartServer)];
9842             }
9843         }
9844     }
9845 }
9846
9847 int main(int argc, char *argv[]) { _pooled
9848     _trace();
9849
9850     UpdateExternalStatus(0);
9851
9852     if (Class $UIDevice = objc_getClass("UIDevice")) {
9853         UIDevice *device([$UIDevice currentDevice]);
9854         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9855     } else
9856         IsWildcat_ = false;
9857
9858     UIScreen *screen([UIScreen mainScreen]);
9859     if ([screen respondsToSelector:@selector(scale)])
9860         ScreenScale_ = [screen scale];
9861     else
9862         ScreenScale_ = 1;
9863
9864     UIDevice *device([UIDevice currentDevice]);
9865     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
9866         Idiom_ = @"iphone";
9867     else {
9868         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9869         if (idiom == UIUserInterfaceIdiomPhone)
9870             Idiom_ = @"iphone";
9871         else if (idiom == UIUserInterfaceIdiomPad)
9872             Idiom_ = @"ipad";
9873         else
9874             NSLog(@"unknown UIUserInterfaceIdiom!");
9875     }
9876
9877     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
9878
9879     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9880
9881     /* Library Hacks {{{ */
9882     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9883
9884     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9885     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9886     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9887         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9888         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9889     }
9890
9891     $UIHardware = objc_getClass("UIHardware");
9892     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9893     if (UIHardware$_playSystemSound$ != NULL) {
9894         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9895         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9896     }
9897
9898     $UIApplication = objc_getClass("UIApplication");
9899     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9900     if (UIApplication$_updateApplicationAccessibility != NULL) {
9901         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9902         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9903     }
9904     /* }}} */
9905     /* Set Locale {{{ */
9906     Locale_ = CFLocaleCopyCurrent();
9907     Languages_ = [NSLocale preferredLanguages];
9908     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9909     //NSLog(@"%@", [Languages_ description]);
9910
9911     const char *lang;
9912     if (Languages_ == nil || [Languages_ count] == 0)
9913         // XXX: consider just setting to C and then falling through?
9914         lang = NULL;
9915     else {
9916         lang = [[Languages_ objectAtIndex:0] UTF8String];
9917         setenv("LANG", lang, true);
9918         std::setlocale(LC_ALL, lang);
9919     }
9920
9921     NSLog(@"Setting Language: %s", lang);
9922     /* }}} */
9923
9924     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9925
9926     /* Parse Arguments {{{ */
9927     bool substrate(false);
9928
9929     if (argc != 0) {
9930         char **args(argv);
9931         int arge(1);
9932
9933         for (int argi(1); argi != argc; ++argi)
9934             if (strcmp(argv[argi], "--") == 0) {
9935                 arge = argi;
9936                 argv[argi] = argv[0];
9937                 argv += argi;
9938                 argc -= argi;
9939                 break;
9940             }
9941
9942         for (int argi(1); argi != arge; ++argi)
9943             if (strcmp(args[argi], "--substrate") == 0)
9944                 substrate = true;
9945             else
9946                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9947     }
9948     /* }}} */
9949
9950     App_ = [[NSBundle mainBundle] bundlePath];
9951     Advanced_ = YES;
9952
9953     setuid(0);
9954     setgid(0);
9955
9956     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9957     alloc_ = alloc->method_imp;
9958     alloc->method_imp = (IMP) &Alloc_;*/
9959
9960     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9961     dealloc_ = dealloc->method_imp;
9962     dealloc->method_imp = (IMP) &Dealloc_;*/
9963
9964     /* System Information {{{ */
9965     size_t size;
9966
9967     int maxproc;
9968     size = sizeof(maxproc);
9969     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9970         perror("sysctlbyname(\"kern.maxproc\", ?)");
9971     else if (maxproc < 64) {
9972         maxproc = 64;
9973         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9974             perror("sysctlbyname(\"kern.maxproc\", #)");
9975     }
9976
9977     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9978     char *osversion = new char[size];
9979     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9980         perror("sysctlbyname(\"kern.osversion\", ?)");
9981     else
9982         System_ = [NSString stringWithUTF8String:osversion];
9983
9984     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9985     char *machine = new char[size];
9986     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9987         perror("sysctlbyname(\"hw.machine\", ?)");
9988     else
9989         Machine_ = machine;
9990
9991     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9992         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9993             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9994                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9995                 CFRelease(serial);
9996             }
9997
9998             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9999                 NSData *data((NSData *) ecid);
10000                 size_t length([data length]);
10001                 uint8_t bytes[length];
10002                 [data getBytes:bytes];
10003                 char string[length * 2 + 1];
10004                 for (size_t i(0); i != length; ++i)
10005                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10006                 ChipID_ = [NSString stringWithUTF8String:string];
10007                 CFRelease(ecid);
10008             }
10009
10010             IOObjectRelease(service);
10011         }
10012     }
10013
10014     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10015
10016     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10017     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10018     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10019
10020     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10021     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10022     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10023
10024     if (mcc != NULL && mnc != NULL)
10025         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10026
10027     if (mnc != NULL)
10028         CFRelease(mnc);
10029     if (mcc != NULL)
10030         CFRelease(mcc);
10031
10032     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10033         Build_ = [system objectForKey:@"ProductBuildVersion"];
10034     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10035         Product_ = [info objectForKey:@"SafariProductVersion"];
10036         Safari_ = [info objectForKey:@"CFBundleVersion"];
10037     }
10038     /* }}} */
10039     /* Load Database {{{ */
10040     _trace();
10041     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10042     _trace();
10043     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10044
10045     if (Metadata_ == NULL)
10046         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10047     else {
10048         Settings_ = [Metadata_ objectForKey:@"Settings"];
10049
10050         Packages_ = [Metadata_ objectForKey:@"Packages"];
10051         Sections_ = [Metadata_ objectForKey:@"Sections"];
10052         Sources_ = [Metadata_ objectForKey:@"Sources"];
10053
10054         Token_ = [Metadata_ objectForKey:@"Token"];
10055     }
10056
10057     if (Settings_ != nil)
10058         Role_ = [Settings_ objectForKey:@"Role"];
10059
10060     if (Sections_ == nil) {
10061         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10062         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10063     }
10064
10065     if (Sources_ == nil) {
10066         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10067         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10068     }
10069     /* }}} */
10070
10071     _trace();
10072     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10073     _trace();
10074
10075     if (Packages_ != nil) {
10076         bool fail(false);
10077         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10078         _trace();
10079
10080         if (!fail) {
10081             [Metadata_ removeObjectForKey:@"Packages"];
10082             Packages_ = nil;
10083             Changed_ = true;
10084         }
10085     }
10086
10087     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10088
10089 #define MobileSubstrate_(name) \
10090     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10091         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10092         if (handle == NULL) \
10093             NSLog(@"%s", dlerror()); \
10094     }
10095
10096     MobileSubstrate_(Activator)
10097     MobileSubstrate_(libstatusbar)
10098     MobileSubstrate_(SimulatedKeyEvents)
10099     MobileSubstrate_(WinterBoard)
10100
10101     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10102         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10103
10104     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10105
10106     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10107         unlink("/tmp/.cydia.fw");
10108         goto firmware;
10109     } else if (access("/User", F_OK) != 0 || version < 4) {
10110       firmware:
10111         _trace();
10112         system("/usr/libexec/cydia/firmware.sh");
10113         _trace();
10114     }
10115
10116     _assert([[NSFileManager defaultManager]
10117         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10118         withIntermediateDirectories:YES
10119         attributes:nil
10120         error:NULL
10121     ]);
10122
10123     if (access("/tmp/cydia.chk", F_OK) == 0) {
10124         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10125             _assert(errno == ENOENT);
10126         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10127             _assert(errno == ENOENT);
10128     }
10129
10130     /* APT Initialization {{{ */
10131     _assert(pkgInitConfig(*_config));
10132     _assert(pkgInitSystem(*_config, _system));
10133
10134     if (lang != NULL)
10135         _config->Set("APT::Acquire::Translation", lang);
10136
10137     // XXX: this timeout might be important :(
10138     //_config->Set("Acquire::http::Timeout", 15);
10139
10140     _config->Set("Acquire::http::MaxParallel", 3);
10141     /* }}} */
10142     /* Color Choices {{{ */
10143     space_ = CGColorSpaceCreateDeviceRGB();
10144
10145     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10146     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10147     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10148     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10149     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10150     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10151     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10152     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10153     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10154
10155     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10156     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10157     /* }}}*/
10158     /* UIKit Configuration {{{ */
10159     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10160     if ($GSFontSetUseLegacyFontMetrics != NULL)
10161         $GSFontSetUseLegacyFontMetrics(YES);
10162
10163     // XXX: I have a feeling this was important
10164     //UIKeyboardDisableAutomaticAppearance();
10165     /* }}} */
10166
10167     Colon_ = UCLocalize("COLON_DELIMITED");
10168     Elision_ = UCLocalize("ELISION");
10169     Error_ = UCLocalize("ERROR");
10170     Warning_ = UCLocalize("WARNING");
10171
10172     _trace();
10173     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10174
10175     CGColorSpaceRelease(space_);
10176     CFRelease(Locale_);
10177
10178     return value;
10179 }