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     NSString *host_;
1642     NSString *authority_;
1643
1644     CYString defaultIcon_;
1645
1646     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     if (record_ != nil) {
1692         [record_ release];
1693         record_ = nil;
1694     }
1695
1696     if (host_ != nil) {
1697         [host_ release];
1698         host_ = nil;
1699     }
1700
1701     if (authority_ != nil) {
1702         [authority_ release];
1703         authority_ = nil;
1704     }
1705 }
1706
1707 - (void) dealloc {
1708     // XXX: this is a very inefficient way to call these deconstructors
1709     [self _clear];
1710     [super dealloc];
1711 }
1712
1713 + (NSArray *) _attributeKeys {
1714     return [NSArray arrayWithObjects:
1715         @"description",
1716         @"distribution",
1717         @"host",
1718         @"key",
1719         @"label",
1720         @"name",
1721         @"origin",
1722         @"trusted",
1723         @"type",
1724         @"uri",
1725         @"version",
1726     nil];
1727 }
1728
1729 - (NSArray *) attributeKeys {
1730     return [[self class] _attributeKeys];
1731 }
1732
1733 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1734     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1735 }
1736
1737 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1738     [self _clear];
1739
1740     trusted_ = index->IsTrusted();
1741
1742     uri_.set(pool, index->GetURI());
1743     distribution_.set(pool, index->GetDist());
1744     type_.set(pool, index->GetType());
1745
1746     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1747     if (dindex != NULL) {
1748         FileFd fd;
1749         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1750             _error->Discard();
1751         else {
1752             pkgTagFile tags(&fd);
1753
1754             pkgTagSection section;
1755             tags.Step(section);
1756
1757             struct {
1758                 const char *name_;
1759                 CYString *value_;
1760             } names[] = {
1761                 {"default-icon", &defaultIcon_},
1762                 {"depiction", &depiction_},
1763                 {"description", &description_},
1764                 {"label", &label_},
1765                 {"origin", &origin_},
1766                 {"support", &support_},
1767                 {"version", &version_},
1768             };
1769
1770             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1771                 const char *start, *end;
1772
1773                 if (section.Find(names[i].name_, start, end)) {
1774                     CYString &value(*names[i].value_);
1775                     value.set(pool, start, end - start);
1776                 }
1777             }
1778         }
1779     }
1780
1781     record_ = [Sources_ objectForKey:[self key]];
1782     if (record_ != nil)
1783         record_ = [record_ retain];
1784
1785     NSURL *url([NSURL URLWithString:uri_]);
1786
1787     host_ = [url host];
1788     if (host_ != nil)
1789         host_ = [[host_ lowercaseString] retain];
1790
1791     if (host_ != nil)
1792         authority_ = host_;
1793     else
1794         authority_ = [url path];
1795
1796     if (authority_ != nil)
1797         authority_ = [authority_ retain];
1798 }
1799
1800 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1801     if ((self = [super init]) != nil) {
1802         [self setMetaIndex:index inPool:pool];
1803     } return self;
1804 }
1805
1806 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1807     NSDictionary *lhr = [self record];
1808     NSDictionary *rhr = [source record];
1809
1810     if (lhr != rhr)
1811         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1812
1813     NSString *lhs = [self name];
1814     NSString *rhs = [source name];
1815
1816     if ([lhs length] != 0 && [rhs length] != 0) {
1817         unichar lhc = [lhs characterAtIndex:0];
1818         unichar rhc = [rhs characterAtIndex:0];
1819
1820         if (isalpha(lhc) && !isalpha(rhc))
1821             return NSOrderedAscending;
1822         else if (!isalpha(lhc) && isalpha(rhc))
1823             return NSOrderedDescending;
1824     }
1825
1826     return [lhs compare:rhs options:LaxCompareOptions_];
1827 }
1828
1829 - (NSString *) depictionForPackage:(NSString *)package {
1830     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1831 }
1832
1833 - (NSString *) supportForPackage:(NSString *)package {
1834     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1835 }
1836
1837 - (NSDictionary *) record {
1838     return record_;
1839 }
1840
1841 - (BOOL) trusted {
1842     return trusted_;
1843 }
1844
1845 - (NSString *) uri {
1846     return uri_;
1847 }
1848
1849 - (NSString *) distribution {
1850     return distribution_;
1851 }
1852
1853 - (NSString *) type {
1854     return type_;
1855 }
1856
1857 - (NSString *) key {
1858     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1859 }
1860
1861 - (NSString *) host {
1862     return host_;
1863 }
1864
1865 - (NSString *) name {
1866     return origin_.empty() ? authority_ : origin_;
1867 }
1868
1869 - (NSString *) description {
1870     return description_;
1871 }
1872
1873 - (NSString *) label {
1874     return label_.empty() ? authority_ : label_;
1875 }
1876
1877 - (NSString *) origin {
1878     return origin_;
1879 }
1880
1881 - (NSString *) version {
1882     return version_;
1883 }
1884
1885 - (NSString *) defaultIcon {
1886     return defaultIcon_;
1887 }
1888
1889 @end
1890 /* }}} */
1891 /* CydiaOperation Class {{{ */
1892 @interface CydiaOperation : NSObject {
1893     NSString *operator_;
1894     NSString *value_;
1895 }
1896
1897 - (NSString *) operator;
1898 - (NSString *) value;
1899
1900 @end
1901
1902 @implementation CydiaOperation
1903
1904 - (void) dealloc {
1905     [operator_ release];
1906     [value_ release];
1907     [super dealloc];
1908 }
1909
1910 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1911     if ((self = [super init]) != nil) {
1912         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1913         value_ = [[NSString alloc] initWithUTF8String:value];
1914     } return self;
1915 }
1916
1917 + (NSArray *) _attributeKeys {
1918     return [NSArray arrayWithObjects:
1919         @"operator",
1920         @"value",
1921     nil];
1922 }
1923
1924 - (NSArray *) attributeKeys {
1925     return [[self class] _attributeKeys];
1926 }
1927
1928 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1929     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1930 }
1931
1932 - (NSString *) operator {
1933     return operator_;
1934 }
1935
1936 - (NSString *) value {
1937     return value_;
1938 }
1939
1940 @end
1941 /* }}} */
1942 /* CydiaClause Class {{{ */
1943 @interface CydiaClause : NSObject {
1944     NSString *package_;
1945     CydiaOperation *version_;
1946 }
1947
1948 - (NSString *) package;
1949 - (CydiaOperation *) version;
1950
1951 @end
1952
1953 @implementation CydiaClause
1954
1955 - (void) dealloc {
1956     [package_ release];
1957     [version_ release];
1958     [super dealloc];
1959 }
1960
1961 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1962     if ((self = [super init]) != nil) {
1963         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1964
1965         if (const char *version = dep.TargetVer())
1966             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1967         else
1968             version_ = [[NSNull null] retain];
1969     } return self;
1970 }
1971
1972 + (NSArray *) _attributeKeys {
1973     return [NSArray arrayWithObjects:
1974         @"package",
1975         @"version",
1976     nil];
1977 }
1978
1979 - (NSArray *) attributeKeys {
1980     return [[self class] _attributeKeys];
1981 }
1982
1983 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1984     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1985 }
1986
1987 - (NSString *) package {
1988     return package_;
1989 }
1990
1991 - (CydiaOperation *) version {
1992     return version_;
1993 }
1994
1995 @end
1996 /* }}} */
1997 /* CydiaRelation Class {{{ */
1998 @interface CydiaRelation : NSObject {
1999     NSString *relationship_;
2000     NSMutableArray *clauses_;
2001 }
2002
2003 - (NSString *) relationship;
2004 - (NSArray *) clauses;
2005
2006 @end
2007
2008 @implementation CydiaRelation
2009
2010 - (void) dealloc {
2011     [relationship_ release];
2012     [clauses_ release];
2013     [super dealloc];
2014 }
2015
2016 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2017     if ((self = [super init]) != nil) {
2018         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
2019         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
2020
2021         pkgCache::DepIterator start;
2022         pkgCache::DepIterator end;
2023         dep.GlobOr(start, end); // ++dep
2024
2025         _forever {
2026             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2027
2028             // yes, seriously. (wtf?)
2029             if (start == end)
2030                 break;
2031             ++start;
2032         }
2033     } return self;
2034 }
2035
2036 + (NSArray *) _attributeKeys {
2037     return [NSArray arrayWithObjects:
2038         @"clauses",
2039         @"relationship",
2040     nil];
2041 }
2042
2043 - (NSArray *) attributeKeys {
2044     return [[self class] _attributeKeys];
2045 }
2046
2047 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2048     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2049 }
2050
2051 - (NSString *) relationship {
2052     return relationship_;
2053 }
2054
2055 - (NSArray *) clauses {
2056     return clauses_;
2057 }
2058
2059 - (void) addClause:(CydiaClause *)clause {
2060     [clauses_ addObject:clause];
2061 }
2062
2063 @end
2064 /* }}} */
2065 /* Package Class {{{ */
2066 struct ParsedPackage {
2067     CYString tagline_;
2068
2069     CYString icon_;
2070
2071     CYString depiction_;
2072     CYString homepage_;
2073
2074     CYString sponsor_;
2075     CYString author_;
2076
2077     CYString bugs_;
2078     CYString support_;
2079 };
2080
2081 @interface Package : NSObject {
2082     uint32_t era_ : 26;
2083     uint32_t role_ : 3;
2084     uint32_t essential_ : 1;
2085     uint32_t obsolete_ : 1;
2086     uint32_t ignored_ : 1;
2087
2088     apr_pool_t *pool_;
2089
2090     _transient Database *database_;
2091
2092     pkgCache::VerIterator version_;
2093     pkgCache::PkgIterator iterator_;
2094     pkgCache::VerFileIterator file_;
2095
2096     CYString id_;
2097     CYString name_;
2098
2099     CYString latest_;
2100     CYString installed_;
2101
2102     const char *section_;
2103     _transient NSString *section$_;
2104
2105     Source *source_;
2106
2107     PackageValue *metadata_;
2108     ParsedPackage *parsed_;
2109
2110     NSMutableArray *tags_;
2111 }
2112
2113 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2114 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2115
2116 - (pkgCache::PkgIterator) iterator;
2117 - (void) parse;
2118
2119 - (NSString *) section;
2120 - (NSString *) simpleSection;
2121
2122 - (NSString *) longSection;
2123 - (NSString *) shortSection;
2124
2125 - (NSString *) uri;
2126
2127 - (Address *) maintainer;
2128 - (size_t) size;
2129 - (NSString *) longDescription;
2130 - (NSString *) shortDescription;
2131 - (unichar) index;
2132
2133 - (PackageValue *) metadata;
2134 - (time_t) seen;
2135
2136 - (bool) subscribed;
2137 - (bool) setSubscribed:(bool)subscribed;
2138
2139 - (BOOL) ignored;
2140
2141 - (NSString *) latest;
2142 - (NSString *) installed;
2143 - (BOOL) uninstalled;
2144
2145 - (BOOL) valid;
2146 - (BOOL) upgradableAndEssential:(BOOL)essential;
2147 - (BOOL) essential;
2148 - (BOOL) broken;
2149 - (BOOL) unfiltered;
2150 - (BOOL) visible;
2151
2152 - (BOOL) half;
2153 - (BOOL) halfConfigured;
2154 - (BOOL) halfInstalled;
2155 - (BOOL) hasMode;
2156 - (NSString *) mode;
2157
2158 - (NSString *) id;
2159 - (NSString *) name;
2160 - (UIImage *) icon;
2161 - (NSString *) homepage;
2162 - (NSString *) depiction;
2163 - (Address *) author;
2164
2165 - (NSString *) support;
2166
2167 - (NSArray *) files;
2168 - (NSArray *) warnings;
2169 - (NSArray *) applications;
2170
2171 - (Source *) source;
2172
2173 - (BOOL) matches:(NSString *)text;
2174
2175 - (bool) hasSupportingRole;
2176 - (BOOL) hasTag:(NSString *)tag;
2177 - (NSString *) primaryPurpose;
2178 - (NSArray *) purposes;
2179 - (bool) isCommercial;
2180
2181 - (void) setIndex:(size_t)index;
2182
2183 - (CYString &) cyname;
2184
2185 - (uint32_t) compareBySection:(NSArray *)sections;
2186
2187 - (void) install;
2188 - (void) remove;
2189
2190 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2191 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2192 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2193 - (bool) isVisibleInSection:(NSString *)section;
2194 - (bool) isVisibleInSource:(Source *)source;
2195
2196 @end
2197
2198 uint32_t PackageChangesRadix(Package *self, void *) {
2199     union {
2200         uint32_t key;
2201
2202         struct {
2203             uint32_t timestamp : 30;
2204             uint32_t ignored : 1;
2205             uint32_t upgradable : 1;
2206         } bits;
2207     } value;
2208
2209     bool upgradable([self upgradableAndEssential:YES]);
2210     value.bits.upgradable = upgradable ? 1 : 0;
2211
2212     if (upgradable) {
2213         value.bits.timestamp = 0;
2214         value.bits.ignored = [self ignored] ? 0 : 1;
2215         value.bits.upgradable = 1;
2216     } else {
2217         value.bits.timestamp = [self seen] >> 2;
2218         value.bits.ignored = 0;
2219         value.bits.upgradable = 0;
2220     }
2221
2222     return _not(uint32_t) - value.key;
2223 }
2224
2225 uint32_t PackagePrefixRadix(Package *self, void *context) {
2226     size_t offset(reinterpret_cast<size_t>(context));
2227     CYString &name([self cyname]);
2228
2229     size_t size(name.size());
2230     if (size == 0)
2231         return 0;
2232     char *text(name.data());
2233
2234     size_t zeros;
2235     if (!isdigit(text[0]))
2236         zeros = 0;
2237     else {
2238         size_t digits(1);
2239         while (size != digits && isdigit(text[digits]))
2240             if (++digits == 4)
2241                 break;
2242         zeros = 4 - digits;
2243     }
2244
2245     uint8_t data[4];
2246
2247     if (offset == 0 && zeros != 0) {
2248         memset(data, '0', zeros);
2249         memcpy(data + zeros, text, 4 - zeros);
2250     } else {
2251         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2252         if (size <= offset - zeros)
2253             return 0;
2254
2255         text += offset - zeros;
2256         size -= offset - zeros;
2257
2258         if (size >= 4)
2259             memcpy(data, text, 4);
2260         else {
2261             memcpy(data, text, size);
2262             memset(data + size, 0, 4 - size);
2263         }
2264
2265         for (size_t i(0); i != 4; ++i)
2266             if (isalpha(data[i]))
2267                 data[i] |= 0x20;
2268     }
2269
2270     if (offset == 0)
2271         if (data[0] == '@')
2272             data[0] = 0x7f;
2273         else
2274             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2275
2276     /* XXX: ntohl may be more honest */
2277     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2278 }
2279
2280 CYString &(*PackageName)(Package *self, SEL sel);
2281
2282 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2283     _profile(PackageNameCompare)
2284         CYString &lhi(PackageName(lhs, @selector(cyname)));
2285         CYString &rhi(PackageName(rhs, @selector(cyname)));
2286         CFStringRef lhn(lhi), rhn(rhi);
2287
2288         if (lhn == NULL)
2289             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2290         else if (rhn == NULL)
2291             return NSOrderedDescending;
2292
2293         _profile(PackageNameCompare$NumbersLast)
2294             if (!lhi.empty() && !rhi.empty()) {
2295                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2296                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2297                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2298                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2299                     return lha ? NSOrderedAscending : NSOrderedDescending;
2300             }
2301         _end
2302
2303         CFIndex length = CFStringGetLength(lhn);
2304
2305         _profile(PackageNameCompare$Compare)
2306             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2307         _end
2308     _end
2309 }
2310
2311 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2312     return PackageNameCompare(*lhs, *rhs, context);
2313 }
2314
2315 struct PackageNameOrdering :
2316     std::binary_function<Package *, Package *, bool>
2317 {
2318     _finline bool operator ()(Package *lhs, Package *rhs) const {
2319         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2320     }
2321 };
2322
2323 @implementation Package
2324
2325 - (NSString *) description {
2326     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2327 }
2328
2329 - (void) dealloc {
2330     if (parsed_ != NULL)
2331         delete parsed_;
2332     if (source_ != nil)
2333         [source_ release];
2334     if (tags_ != nil)
2335         [tags_ release];
2336     [super dealloc];
2337 }
2338
2339 + (NSString *) webScriptNameForSelector:(SEL)selector {
2340     if (false);
2341     else if (selector == @selector(clear))
2342         return @"clear";
2343     else if (selector == @selector(getField:))
2344         return @"getField";
2345     else if (selector == @selector(hasTag:))
2346         return @"hasTag";
2347     else if (selector == @selector(install))
2348         return @"install";
2349     else if (selector == @selector(remove))
2350         return @"remove";
2351     else
2352         return nil;
2353 }
2354
2355 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2356     return [self webScriptNameForSelector:selector] == nil;
2357 }
2358
2359 + (NSArray *) _attributeKeys {
2360     return [NSArray arrayWithObjects:
2361         @"applications",
2362         @"author",
2363         @"depiction",
2364         @"essential",
2365         @"homepage",
2366         @"icon",
2367         @"id",
2368         @"installed",
2369         @"latest",
2370         @"longDescription",
2371         @"longSection",
2372         @"maintainer",
2373         @"mode",
2374         @"name",
2375         @"purposes",
2376         @"relations",
2377         @"section",
2378         @"shortDescription",
2379         @"shortSection",
2380         @"simpleSection",
2381         @"size",
2382         @"source",
2383         @"sponsor",
2384         @"support",
2385         @"warnings",
2386     nil];
2387 }
2388
2389 - (NSArray *) attributeKeys {
2390     return [[self class] _attributeKeys];
2391 }
2392
2393 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2394     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2395 }
2396
2397 - (NSArray *) relations {
2398 @synchronized (database_) {
2399     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2400     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2401         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2402     return relations;
2403 } }
2404
2405 - (NSString *) getField:(NSString *)name {
2406 @synchronized (database_) {
2407     if ([database_ era] != era_ || file_.end())
2408         return nil;
2409
2410     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2411
2412     const char *start, *end;
2413     if (!parser.Find([name UTF8String], start, end))
2414         return (NSString *) [NSNull null];
2415
2416     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2417 } }
2418
2419 - (void) parse {
2420     if (parsed_ != NULL)
2421         return;
2422 @synchronized (database_) {
2423     if ([database_ era] != era_ || file_.end())
2424         return;
2425
2426     ParsedPackage *parsed(new ParsedPackage);
2427     parsed_ = parsed;
2428
2429     _profile(Package$parse)
2430         pkgRecords::Parser *parser;
2431
2432         _profile(Package$parse$Lookup)
2433             parser = &[database_ records]->Lookup(file_);
2434         _end
2435
2436         CYString website;
2437
2438         _profile(Package$parse$Find)
2439             struct {
2440                 const char *name_;
2441                 CYString *value_;
2442             } names[] = {
2443                 {"icon", &parsed->icon_},
2444                 {"depiction", &parsed->depiction_},
2445                 {"homepage", &parsed->homepage_},
2446                 {"website", &website},
2447                 {"bugs", &parsed->bugs_},
2448                 {"support", &parsed->support_},
2449                 {"sponsor", &parsed->sponsor_},
2450                 {"author", &parsed->author_},
2451             };
2452
2453             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2454                 const char *start, *end;
2455
2456                 if (parser->Find(names[i].name_, start, end)) {
2457                     CYString &value(*names[i].value_);
2458                     _profile(Package$parse$Value)
2459                         value.set(pool_, start, end - start);
2460                     _end
2461                 }
2462             }
2463         _end
2464
2465         _profile(Package$parse$Tagline)
2466             const char *start, *end;
2467             if (parser->ShortDesc(start, end)) {
2468                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2469                 if (stop == NULL)
2470                     stop = end;
2471                 while (stop != start && stop[-1] == '\r')
2472                     --stop;
2473                 parsed->tagline_.set(pool_, start, stop - start);
2474             }
2475         _end
2476
2477         _profile(Package$parse$Retain)
2478             if (parsed->homepage_.empty())
2479                 parsed->homepage_ = website;
2480             if (parsed->homepage_ == parsed->depiction_)
2481                 parsed->homepage_.clear();
2482         _end
2483     _end
2484 } }
2485
2486 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2487     if ((self = [super init]) != nil) {
2488     _profile(Package$initWithVersion)
2489         pool_ = pool;
2490
2491         database_ = database;
2492         era_ = [database era];
2493
2494         version_ = version;
2495
2496         pkgCache::PkgIterator iterator(version.ParentPkg());
2497         iterator_ = iterator;
2498
2499         _profile(Package$initWithVersion$Version)
2500             if (!version_.end())
2501                 file_ = version_.FileList();
2502             else {
2503                 pkgCache &cache([database_ cache]);
2504                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2505             }
2506         _end
2507
2508         _profile(Package$initWithVersion$Cache)
2509             name_.set(NULL, iterator.Display());
2510
2511             latest_.set(NULL, StripVersion_(version_.VerStr()));
2512
2513             pkgCache::VerIterator current(iterator.CurrentVer());
2514             if (!current.end())
2515                 installed_.set(NULL, StripVersion_(current.VerStr()));
2516         _end
2517
2518         _profile(Package$initWithVersion$Tags)
2519             pkgCache::TagIterator tag(iterator.TagList());
2520             if (!tag.end()) {
2521                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2522                 do {
2523                     const char *name(tag.Name());
2524                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2525
2526                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2527                         if (strcmp(name + 6, "enduser") == 0)
2528                             role_ = 1;
2529                         else if (strcmp(name + 6, "hacker") == 0)
2530                             role_ = 2;
2531                         else if (strcmp(name + 6, "developer") == 0)
2532                             role_ = 3;
2533                         else if (strcmp(name + 6, "cydia") == 0)
2534                             role_ = 7;
2535                         else
2536                             role_ = 4;
2537                     }
2538
2539                     if (strncmp(name, "cydia::", 7) == 0) {
2540                         if (strcmp(name + 7, "essential") == 0)
2541                             essential_ = true;
2542                         else if (strcmp(name + 7, "obsolete") == 0)
2543                             obsolete_ = true;
2544                     }
2545
2546                     ++tag;
2547                 } while (!tag.end());
2548             }
2549         _end
2550
2551         _profile(Package$initWithVersion$Metadata)
2552             const char *mixed(iterator.Name());
2553             size_t size(strlen(mixed));
2554             char lower[size + 1];
2555
2556             for (size_t i(0); i != size; ++i)
2557                 lower[i] = mixed[i] | 0x20;
2558             lower[size] = '\0';
2559
2560             PackageValue *metadata(PackageFind(lower, size));
2561             metadata_ = metadata;
2562
2563             id_.set(NULL, metadata->name_, size);
2564
2565             const char *latest(version_.VerStr());
2566             size_t length(strlen(latest));
2567
2568             uint16_t vhash(hashlittle(latest, length));
2569
2570             size_t capped(std::min<size_t>(8, length));
2571             latest = latest + length - capped;
2572
2573             if (metadata->first_ == 0)
2574                 metadata->first_ = now_;
2575
2576             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2577                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2578                 metadata->vhash_ = vhash;
2579                 metadata->last_ = now_;
2580             } else if (metadata->last_ == 0)
2581                 metadata->last_ = metadata->first_;
2582         _end
2583
2584         _profile(Package$initWithVersion$Section)
2585             section_ = iterator.Section();
2586         _end
2587
2588         _profile(Package$initWithVersion$Flags)
2589             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2590             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2591         _end
2592     _end } return self;
2593 }
2594
2595 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2596     pkgCache::VerIterator version;
2597
2598     _profile(Package$packageWithIterator$GetCandidateVer)
2599         version = [database policy]->GetCandidateVer(iterator);
2600     _end
2601
2602     if (version.end())
2603         return nil;
2604
2605     Package *package;
2606
2607     _profile(Package$packageWithIterator$Allocate)
2608         package = [Package allocWithZone:zone];
2609     _end
2610
2611     _profile(Package$packageWithIterator$Initialize)
2612         package = [package
2613             initWithVersion:version
2614             withZone:zone
2615             inPool:pool
2616             database:database
2617         ];
2618     _end
2619
2620     _profile(Package$packageWithIterator$Autorelease)
2621         package = [package autorelease];
2622     _end
2623
2624     return package;
2625 }
2626
2627 - (pkgCache::PkgIterator) iterator {
2628     return iterator_;
2629 }
2630
2631 - (NSString *) section {
2632     if (section$_ == nil) {
2633         if (section_ == NULL)
2634             return nil;
2635
2636         _profile(Package$section$mappedSectionForPointer)
2637             section$_ = [database_ mappedSectionForPointer:section_];
2638         _end
2639     } return section$_;
2640 }
2641
2642 - (NSString *) simpleSection {
2643     if (NSString *section = [self section])
2644         return Simplify(section);
2645     else
2646         return nil;
2647 }
2648
2649 - (NSString *) longSection {
2650     return LocalizeSection([self section]);
2651 }
2652
2653 - (NSString *) shortSection {
2654     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2655 }
2656
2657 - (NSString *) uri {
2658     return nil;
2659 #if 0
2660     pkgIndexFile *index;
2661     pkgCache::PkgFileIterator file(file_.File());
2662     if (![database_ list].FindIndex(file, index))
2663         return nil;
2664     return [NSString stringWithUTF8String:iterator_->Path];
2665     //return [NSString stringWithUTF8String:file.Site()];
2666     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2667 #endif
2668 }
2669
2670 - (Address *) maintainer {
2671 @synchronized (database_) {
2672     if ([database_ era] != era_ || file_.end())
2673         return nil;
2674
2675     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2676     const std::string &maintainer(parser->Maintainer());
2677     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2678 } }
2679
2680 - (size_t) size {
2681 @synchronized (database_) {
2682     if ([database_ era] != era_ || version_.end())
2683         return 0;
2684
2685     return version_->InstalledSize;
2686 } }
2687
2688 - (NSString *) longDescription {
2689 @synchronized (database_) {
2690     if ([database_ era] != era_ || file_.end())
2691         return nil;
2692
2693     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2694     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2695
2696     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2697     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2698     if ([lines count] < 2)
2699         return nil;
2700
2701     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2702     for (size_t i(1), e([lines count]); i != e; ++i) {
2703         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2704         [trimmed addObject:trim];
2705     }
2706
2707     return [trimmed componentsJoinedByString:@"\n"];
2708 } }
2709
2710 - (NSString *) shortDescription {
2711     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2712 }
2713
2714 - (unichar) index {
2715     _profile(Package$index)
2716         CFStringRef name((CFStringRef) [self name]);
2717         if (CFStringGetLength(name) == 0)
2718             return '#';
2719         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2720         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2721             return '#';
2722         return toupper(character);
2723     _end
2724 }
2725
2726 - (PackageValue *) metadata {
2727     return metadata_;
2728 }
2729
2730 - (time_t) seen {
2731     PackageValue *metadata([self metadata]);
2732     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2733 }
2734
2735 - (bool) subscribed {
2736     return [self metadata]->subscribed_;
2737 }
2738
2739 - (bool) setSubscribed:(bool)subscribed {
2740     PackageValue *metadata([self metadata]);
2741     if (metadata->subscribed_ == subscribed)
2742         return false;
2743     metadata->subscribed_ = subscribed;
2744     return true;
2745 }
2746
2747 - (BOOL) ignored {
2748     return ignored_;
2749 }
2750
2751 - (NSString *) latest {
2752     return latest_;
2753 }
2754
2755 - (NSString *) installed {
2756     return installed_;
2757 }
2758
2759 - (BOOL) uninstalled {
2760     return installed_.empty();
2761 }
2762
2763 - (BOOL) valid {
2764     return !version_.end();
2765 }
2766
2767 - (BOOL) upgradableAndEssential:(BOOL)essential {
2768     _profile(Package$upgradableAndEssential)
2769         pkgCache::VerIterator current(iterator_.CurrentVer());
2770         if (current.end())
2771             return essential && essential_;
2772         else
2773             return !version_.end() && version_ != current;
2774     _end
2775 }
2776
2777 - (BOOL) essential {
2778     return essential_;
2779 }
2780
2781 - (BOOL) broken {
2782     return [database_ cache][iterator_].InstBroken();
2783 }
2784
2785 - (BOOL) unfiltered {
2786     _profile(Package$unfiltered$obsolete)
2787         if (_unlikely(obsolete_))
2788             return false;
2789     _end
2790
2791     _profile(Package$unfiltered$hasSupportingRole)
2792         if (_unlikely(![self hasSupportingRole]))
2793             return false;
2794     _end
2795
2796     return true;
2797 }
2798
2799 - (BOOL) visible {
2800     if (![self unfiltered])
2801         return false;
2802
2803     NSString *section;
2804
2805     _profile(Package$visible$section)
2806         section = [self section];
2807     _end
2808
2809     _profile(Package$visible$isSectionVisible)
2810         if (!isSectionVisible(section))
2811             return false;
2812     _end
2813
2814     return true;
2815 }
2816
2817 - (BOOL) half {
2818     unsigned char current(iterator_->CurrentState);
2819     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2820 }
2821
2822 - (BOOL) halfConfigured {
2823     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2824 }
2825
2826 - (BOOL) halfInstalled {
2827     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2828 }
2829
2830 - (BOOL) hasMode {
2831     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2832     return state.Mode != pkgDepCache::ModeKeep;
2833 }
2834
2835 - (NSString *) mode {
2836     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2837
2838     switch (state.Mode) {
2839         case pkgDepCache::ModeDelete:
2840             if ((state.iFlags & pkgDepCache::Purge) != 0)
2841                 return @"PURGE";
2842             else
2843                 return @"REMOVE";
2844         case pkgDepCache::ModeKeep:
2845             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2846                 return @"REINSTALL";
2847             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2848                 return nil;*/
2849             else
2850                 return nil;
2851         case pkgDepCache::ModeInstall:
2852             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2853                 return @"REINSTALL";
2854             else*/ switch (state.Status) {
2855                 case -1:
2856                     return @"DOWNGRADE";
2857                 case 0:
2858                     return @"INSTALL";
2859                 case 1:
2860                     return @"UPGRADE";
2861                 case 2:
2862                     return @"NEW_INSTALL";
2863                 _nodefault
2864             }
2865         _nodefault
2866     }
2867 }
2868
2869 - (NSString *) id {
2870     return id_;
2871 }
2872
2873 - (NSString *) name {
2874     return name_.empty() ? id_ : name_;
2875 }
2876
2877 - (UIImage *) icon {
2878     NSString *section = [self simpleSection];
2879
2880     UIImage *icon(nil);
2881     if (parsed_ != NULL)
2882         if (NSString *href = parsed_->icon_)
2883             if ([href hasPrefix:@"file:///"])
2884                 // XXX: correct escaping
2885                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2886     if (icon == nil) if (section != nil)
2887         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2888     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2889         if ([dicon hasPrefix:@"file:///"])
2890             // XXX: correct escaping
2891             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2892     if (icon == nil)
2893         icon = [UIImage applicationImageNamed:@"unknown.png"];
2894     return icon;
2895 }
2896
2897 - (NSString *) homepage {
2898     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2899 }
2900
2901 - (NSString *) depiction {
2902     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2903 }
2904
2905 - (Address *) sponsor {
2906     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2907 }
2908
2909 - (Address *) author {
2910     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2911 }
2912
2913 - (NSString *) support {
2914     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2915 }
2916
2917 - (NSArray *) files {
2918     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2919     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2920
2921     std::ifstream fin;
2922     fin.open([path UTF8String]);
2923     if (!fin.is_open())
2924         return nil;
2925
2926     std::string line;
2927     while (std::getline(fin, line))
2928         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2929
2930     return files;
2931 }
2932
2933 - (NSArray *) warnings {
2934     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2935     const char *name(iterator_.Name());
2936
2937     size_t length(strlen(name));
2938     if (length < 2) invalid:
2939         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2940     else for (size_t i(0); i != length; ++i)
2941         if (
2942             /* XXX: technically this is not allowed */
2943             (name[i] < 'A' || name[i] > 'Z') &&
2944             (name[i] < 'a' || name[i] > 'z') &&
2945             (name[i] < '0' || name[i] > '9') &&
2946             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2947         ) goto invalid;
2948
2949     if (strcmp(name, "cydia") != 0) {
2950         bool cydia = false;
2951         bool user = false;
2952         bool _private = false;
2953         bool stash = false;
2954
2955         bool repository = [[self section] isEqualToString:@"Repositories"];
2956
2957         if (NSArray *files = [self files])
2958             for (NSString *file in files)
2959                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2960                     cydia = true;
2961                 else if (!user && [file isEqualToString:@"/User"])
2962                     user = true;
2963                 else if (!_private && [file isEqualToString:@"/private"])
2964                     _private = true;
2965                 else if (!stash && [file isEqualToString:@"/var/stash"])
2966                     stash = true;
2967
2968         /* XXX: this is not sensitive enough. only some folders are valid. */
2969         if (cydia && !repository)
2970             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2971         if (user)
2972             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2973         if (_private)
2974             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2975         if (stash)
2976             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2977     }
2978
2979     return [warnings count] == 0 ? nil : warnings;
2980 }
2981
2982 - (NSArray *) applications {
2983     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2984
2985     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2986
2987     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2988     if (NSArray *files = [self files])
2989         for (NSString *file in files)
2990             if (application_r(file)) {
2991                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2992                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2993                 if ([id isEqualToString:me])
2994                     continue;
2995
2996                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2997                 if (display == nil)
2998                     display = application_r[1];
2999
3000                 NSString *bundle([file stringByDeletingLastPathComponent]);
3001                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3002                 if (icon == nil || [icon length] == 0)
3003                     icon = @"icon.png";
3004                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3005
3006                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3007                 [applications addObject:application];
3008
3009                 [application addObject:id];
3010                 [application addObject:display];
3011                 [application addObject:url];
3012             }
3013
3014     return [applications count] == 0 ? nil : applications;
3015 }
3016
3017 - (Source *) source {
3018     if (source_ == nil) {
3019         @synchronized (database_) {
3020             if ([database_ era] != era_ || file_.end())
3021                 source_ = (Source *) [NSNull null];
3022             else
3023                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
3024         }
3025     }
3026
3027     return source_ == (Source *) [NSNull null] ? nil : source_;
3028 }
3029
3030 - (BOOL) matches:(NSString *)text {
3031     if (text == nil)
3032         return NO;
3033
3034     NSRange range;
3035
3036     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
3037     if (range.location != NSNotFound)
3038         return YES;
3039
3040     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
3041     if (range.location != NSNotFound)
3042         return YES;
3043
3044     [self parse];
3045
3046     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
3047     if (range.location != NSNotFound)
3048         return YES;
3049
3050     return NO;
3051 }
3052
3053 - (bool) hasSupportingRole {
3054     if (role_ == 0)
3055         return true;
3056     if (role_ == 1)
3057         return true;
3058     if ([Role_ isEqualToString:@"User"])
3059         return false;
3060     if (role_ == 2)
3061         return true;
3062     if ([Role_ isEqualToString:@"Hacker"])
3063         return false;
3064     if (role_ == 3)
3065         return true;
3066     if ([Role_ isEqualToString:@"Developer"])
3067         return false;
3068     _assert(false);
3069 }
3070
3071 - (BOOL) hasTag:(NSString *)tag {
3072     return tags_ == nil ? NO : [tags_ containsObject:tag];
3073 }
3074
3075 - (NSString *) primaryPurpose {
3076     for (NSString *tag in tags_)
3077         if ([tag hasPrefix:@"purpose::"])
3078             return [tag substringFromIndex:9];
3079     return nil;
3080 }
3081
3082 - (NSArray *) purposes {
3083     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3084     for (NSString *tag in tags_)
3085         if ([tag hasPrefix:@"purpose::"])
3086             [purposes addObject:[tag substringFromIndex:9]];
3087     return [purposes count] == 0 ? nil : purposes;
3088 }
3089
3090 - (bool) isCommercial {
3091     return [self hasTag:@"cydia::commercial"];
3092 }
3093
3094 - (void) setIndex:(size_t)index {
3095     if (metadata_->index_ != index)
3096         metadata_->index_ = index;
3097 }
3098
3099 - (CYString &) cyname {
3100     return name_.empty() ? id_ : name_;
3101 }
3102
3103 - (uint32_t) compareBySection:(NSArray *)sections {
3104     NSString *section([self section]);
3105     for (size_t i(0), e([sections count]); i != e; ++i) {
3106         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3107             return i;
3108     }
3109
3110     return _not(uint32_t);
3111 }
3112
3113 - (void) clear {
3114 @synchronized (database_) {
3115     pkgProblemResolver *resolver = [database_ resolver];
3116     resolver->Clear(iterator_);
3117
3118     pkgCacheFile &cache([database_ cache]);
3119     cache->SetReInstall(iterator_, false);
3120     cache->MarkKeep(iterator_, false);
3121 } }
3122
3123 - (void) install {
3124 @synchronized (database_) {
3125     pkgProblemResolver *resolver = [database_ resolver];
3126     resolver->Clear(iterator_);
3127     resolver->Protect(iterator_);
3128
3129     pkgCacheFile &cache([database_ cache]);
3130     cache->SetReInstall(iterator_, false);
3131     cache->MarkInstall(iterator_, false);
3132
3133     pkgDepCache::StateCache &state((*cache)[iterator_]);
3134     if (!state.Install())
3135         cache->SetReInstall(iterator_, true);
3136 } }
3137
3138 - (void) remove {
3139 @synchronized (database_) {
3140     pkgProblemResolver *resolver = [database_ resolver];
3141     resolver->Clear(iterator_);
3142     resolver->Remove(iterator_);
3143     resolver->Protect(iterator_);
3144
3145     pkgCacheFile &cache([database_ cache]);
3146     cache->SetReInstall(iterator_, false);
3147     cache->MarkDelete(iterator_, true);
3148 } }
3149
3150 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3151     _profile(Package$isUnfilteredAndSearchedForBy)
3152         bool value(true);
3153
3154         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3155             value &= [self unfiltered];
3156         _end
3157
3158         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3159             value &= [self matches:search];
3160         _end
3161
3162         return value;
3163     _end
3164 }
3165
3166 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3167     if ([search length] == 0)
3168         return false;
3169
3170     _profile(Package$isUnfilteredAndSelectedForBy)
3171         bool value(true);
3172
3173         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3174             value &= [self unfiltered];
3175         _end
3176
3177         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3178             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3179         _end
3180
3181         return value;
3182     _end
3183 }
3184
3185 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3186     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3187 }
3188
3189 - (bool) isVisibleInSection:(NSString *)name {
3190     NSString *section([self section]);
3191
3192     return (
3193         name == nil ||
3194         section == nil && [name length] == 0 ||
3195         [name isEqualToString:section]
3196     ) && [self visible];
3197 }
3198
3199 - (bool) isVisibleInSource:(Source *)source {
3200     return [self source] == source && [self visible];
3201 }
3202
3203 @end
3204 /* }}} */
3205 /* Section Class {{{ */
3206 @interface Section : NSObject {
3207     NSString *name_;
3208     unichar index_;
3209     size_t row_;
3210     size_t count_;
3211     NSString *localized_;
3212 }
3213
3214 - (NSComparisonResult) compareByLocalized:(Section *)section;
3215 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3216 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3217 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3218 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3219 - (NSString *) name;
3220 - (unichar) index;
3221
3222 - (size_t) row;
3223 - (size_t) count;
3224
3225 - (void) addToRow;
3226 - (void) addToCount;
3227
3228 - (void) setCount:(size_t)count;
3229 - (NSString *) localized;
3230
3231 @end
3232
3233 @implementation Section
3234
3235 - (void) dealloc {
3236     [name_ release];
3237     if (localized_ != nil)
3238         [localized_ release];
3239     [super dealloc];
3240 }
3241
3242 - (NSComparisonResult) compareByLocalized:(Section *)section {
3243     NSString *lhs(localized_);
3244     NSString *rhs([section localized]);
3245
3246     /*if ([lhs length] != 0 && [rhs length] != 0) {
3247         unichar lhc = [lhs characterAtIndex:0];
3248         unichar rhc = [rhs characterAtIndex:0];
3249
3250         if (isalpha(lhc) && !isalpha(rhc))
3251             return NSOrderedAscending;
3252         else if (!isalpha(lhc) && isalpha(rhc))
3253             return NSOrderedDescending;
3254     }*/
3255
3256     return [lhs compare:rhs options:LaxCompareOptions_];
3257 }
3258
3259 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3260     if ((self = [self initWithName:name localize:NO]) != nil) {
3261         if (localized != nil)
3262             localized_ = [localized retain];
3263     } return self;
3264 }
3265
3266 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3267     return [self initWithName:name row:0 localize:localize];
3268 }
3269
3270 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3271     if ((self = [super init]) != nil) {
3272         name_ = [name retain];
3273         index_ = '\0';
3274         row_ = row;
3275         if (localize)
3276             localized_ = [LocalizeSection(name_) retain];
3277     } return self;
3278 }
3279
3280 /* XXX: localize the index thingees */
3281 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3282     if ((self = [super init]) != nil) {
3283         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3284         index_ = index;
3285         row_ = row;
3286     } return self;
3287 }
3288
3289 - (NSString *) name {
3290     return name_;
3291 }
3292
3293 - (unichar) index {
3294     return index_;
3295 }
3296
3297 - (size_t) row {
3298     return row_;
3299 }
3300
3301 - (size_t) count {
3302     return count_;
3303 }
3304
3305 - (void) addToRow {
3306     ++row_;
3307 }
3308
3309 - (void) addToCount {
3310     ++count_;
3311 }
3312
3313 - (void) setCount:(size_t)count {
3314     count_ = count;
3315 }
3316
3317 - (NSString *) localized {
3318     return localized_;
3319 }
3320
3321 @end
3322 /* }}} */
3323
3324 static NSString *Colon_;
3325 static NSString *Elision_;
3326 static NSString *Error_;
3327 static NSString *Warning_;
3328
3329 /* Database Implementation {{{ */
3330 @implementation Database
3331
3332 + (Database *) sharedInstance {
3333     static Database *instance;
3334     if (instance == nil)
3335         instance = [[Database alloc] init];
3336     return instance;
3337 }
3338
3339 - (unsigned) era {
3340     return era_;
3341 }
3342
3343 - (void) releasePackages {
3344     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3345     CFArrayRemoveAllValues(packages_);
3346 }
3347
3348 - (void) dealloc {
3349     // XXX: actually implement this thing
3350     _assert(false);
3351     [sourceList_ release];
3352     [self releasePackages];
3353     apr_pool_destroy(pool_);
3354     NSRecycleZone(zone_);
3355     [super dealloc];
3356 }
3357
3358 - (void) _readCydia:(NSNumber *)fd { _pooled
3359     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3360     std::istream is(&ib);
3361     std::string line;
3362
3363     static Pcre finish_r("^finish:([^:]*)$");
3364
3365     while (std::getline(is, line)) {
3366         const char *data(line.c_str());
3367         size_t size = line.size();
3368         lprintf("C:%s\n", data);
3369
3370         if (finish_r(data, size)) {
3371             NSString *finish = finish_r[1];
3372             int index = [Finishes_ indexOfObject:finish];
3373             if (index != INT_MAX && index > Finish_)
3374                 Finish_ = index;
3375         }
3376     }
3377
3378     _assume(false);
3379 }
3380
3381 - (void) _readStatus:(NSNumber *)fd { _pooled
3382     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3383     std::istream is(&ib);
3384     std::string line;
3385
3386     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3387     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3388
3389     while (std::getline(is, line)) {
3390         const char *data(line.c_str());
3391         size_t size(line.size());
3392         lprintf("S:%s\n", data);
3393
3394         if (conffile_r(data, size)) {
3395             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3396             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3397         } else if (strncmp(data, "status: ", 8) == 0) {
3398             // status: <package>: {unpacked,half-configured,installed}
3399             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:@"STATUS"]);
3400             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3401         } else if (strncmp(data, "processing: ", 12) == 0) {
3402             // processing: configure: config-test
3403             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:@"STATUS"]);
3404             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3405         } else if (pmstatus_r(data, size)) {
3406             std::string type([pmstatus_r[1] UTF8String]);
3407
3408             NSString *package = pmstatus_r[2];
3409             if ([package isEqualToString:@"dpkg-exec"])
3410                 package = nil;
3411
3412             float percent([pmstatus_r[3] floatValue]);
3413             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3414
3415             NSString *string = pmstatus_r[4];
3416
3417             if (type == "pmerror") {
3418                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"ERROR" forPackage:package]);
3419                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3420             } else if (type == "pmstatus") {
3421                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"STATUS" forPackage:package]);
3422                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3423             } else if (type == "pmconffile")
3424                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3425             else
3426                 lprintf("E:unknown pmstatus\n");
3427         } else
3428             lprintf("E:unknown status\n");
3429     }
3430
3431     _assume(false);
3432 }
3433
3434 - (void) _readOutput:(NSNumber *)fd { _pooled
3435     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3436     std::istream is(&ib);
3437     std::string line;
3438
3439     while (std::getline(is, line)) {
3440         lprintf("O:%s\n", line.c_str());
3441
3442         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:@"INFORMATION"]);
3443         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3444     }
3445
3446     _assume(false);
3447 }
3448
3449 - (FILE *) input {
3450     return input_;
3451 }
3452
3453 - (Package *) packageWithName:(NSString *)name {
3454 @synchronized (self) {
3455     if (static_cast<pkgDepCache *>(cache_) == NULL)
3456         return nil;
3457     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3458     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3459 } }
3460
3461 - (id) init {
3462     if ((self = [super init]) != nil) {
3463         policy_ = NULL;
3464         records_ = NULL;
3465         resolver_ = NULL;
3466         fetcher_ = NULL;
3467         lock_ = NULL;
3468
3469         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3470         apr_pool_create(&pool_, NULL);
3471
3472         size_t capacity(MetaFile_->active_);
3473         if (capacity == 0)
3474             capacity = 16384;
3475         else
3476             capacity += 1024;
3477
3478         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3479         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3480
3481         int fds[2];
3482
3483         _assert(pipe(fds) != -1);
3484         cydiafd_ = fds[1];
3485
3486         _config->Set("APT::Keep-Fds::", cydiafd_);
3487         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3488
3489         [NSThread
3490             detachNewThreadSelector:@selector(_readCydia:)
3491             toTarget:self
3492             withObject:[NSNumber numberWithInt:fds[0]]
3493         ];
3494
3495         _assert(pipe(fds) != -1);
3496         statusfd_ = fds[1];
3497
3498         [NSThread
3499             detachNewThreadSelector:@selector(_readStatus:)
3500             toTarget:self
3501             withObject:[NSNumber numberWithInt:fds[0]]
3502         ];
3503
3504         _assert(pipe(fds) != -1);
3505         _assert(dup2(fds[0], 0) != -1);
3506         _assert(close(fds[0]) != -1);
3507
3508         input_ = fdopen(fds[1], "a");
3509
3510         _assert(pipe(fds) != -1);
3511         _assert(dup2(fds[1], 1) != -1);
3512         _assert(close(fds[1]) != -1);
3513
3514         [NSThread
3515             detachNewThreadSelector:@selector(_readOutput:)
3516             toTarget:self
3517             withObject:[NSNumber numberWithInt:fds[0]]
3518         ];
3519     } return self;
3520 }
3521
3522 - (pkgCacheFile &) cache {
3523     return cache_;
3524 }
3525
3526 - (pkgDepCache::Policy *) policy {
3527     return policy_;
3528 }
3529
3530 - (pkgRecords *) records {
3531     return records_;
3532 }
3533
3534 - (pkgProblemResolver *) resolver {
3535     return resolver_;
3536 }
3537
3538 - (pkgAcquire &) fetcher {
3539     return *fetcher_;
3540 }
3541
3542 - (pkgSourceList &) list {
3543     return *list_;
3544 }
3545
3546 - (NSArray *) packages {
3547     return (NSArray *) packages_;
3548 }
3549
3550 - (NSArray *) sources {
3551     return sourceList_;
3552 }
3553
3554 - (Source *) sourceWithKey:(NSString *)key {
3555     for (Source *source in [self sources]) {
3556         if ([[source key] isEqualToString:key])
3557             return source;
3558     } return nil;
3559 }
3560
3561 - (bool) popErrorWithTitle:(NSString *)title {
3562     bool fatal(false);
3563
3564     while (!_error->empty()) {
3565         std::string error;
3566         bool warning(!_error->PopMessage(error));
3567         if (!warning)
3568             fatal = true;
3569
3570         for (;;) {
3571             size_t size(error.size());
3572             if (size == 0 || error[size - 1] != '\n')
3573                 break;
3574             error.resize(size - 1);
3575         }
3576
3577         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3578
3579         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3580     }
3581
3582     return fatal;
3583 }
3584
3585 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3586     return [self popErrorWithTitle:title] || !success;
3587 }
3588
3589 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3590 @synchronized (self) {
3591     ++era_;
3592
3593     [self releasePackages];
3594
3595     sourceMap_.clear();
3596     [sourceList_ removeAllObjects];
3597
3598     _error->Discard();
3599
3600     delete list_;
3601     list_ = NULL;
3602     manager_ = NULL;
3603     delete lock_;
3604     lock_ = NULL;
3605     delete fetcher_;
3606     fetcher_ = NULL;
3607     delete resolver_;
3608     resolver_ = NULL;
3609     delete records_;
3610     records_ = NULL;
3611     delete policy_;
3612     policy_ = NULL;
3613
3614     cache_.Close();
3615
3616     apr_pool_clear(pool_);
3617
3618     NSRecycleZone(zone_);
3619     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3620
3621     int chk(creat("/tmp/cydia.chk", 0644));
3622     if (chk != -1)
3623         close(chk);
3624
3625     if (invocation != nil)
3626         [invocation invoke];
3627
3628     NSString *title(UCLocalize("DATABASE"));
3629
3630     _trace();
3631     OpProgress progress;
3632     while (!cache_.Open(progress, true)) { pop:
3633         std::string error;
3634         bool warning(!_error->PopMessage(error));
3635         lprintf("cache_.Open():[%s]\n", error.c_str());
3636
3637         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3638             [delegate_ repairWithSelector:@selector(configure)];
3639         else if (error == "The package lists or status file could not be parsed or opened.")
3640             [delegate_ repairWithSelector:@selector(update)];
3641         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3642         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3643         // else if (error == "Malformed Status line")
3644         // else if (error == "The list of sources could not be read.")
3645         else {
3646             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3647             return;
3648         }
3649
3650         if (warning)
3651             goto pop;
3652         _error->Discard();
3653     }
3654     _trace();
3655
3656     unlink("/tmp/cydia.chk");
3657
3658     now_ = [[NSDate date] timeIntervalSince1970];
3659
3660     policy_ = new pkgDepCache::Policy();
3661     records_ = new pkgRecords(cache_);
3662     resolver_ = new pkgProblemResolver(cache_);
3663     fetcher_ = new pkgAcquire(&status_);
3664     lock_ = NULL;
3665
3666     list_ = new pkgSourceList();
3667     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3668         return;
3669
3670     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3671         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:@"ERROR"] forTask:title];
3672         return;
3673     }
3674
3675     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3676         return;
3677
3678     if (cache_->BrokenCount() != 0) {
3679         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3680             return;
3681
3682         if (cache_->BrokenCount() != 0) {
3683             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:@"ERROR"] forTask:title];
3684             return;
3685         }
3686
3687         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3688             return;
3689     }
3690
3691     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3692         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3693         [sourceList_ addObject:object];
3694
3695         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3696         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3697             // XXX: this could be more intelligent
3698             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3699                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3700                 if (!cached.end())
3701                     sourceMap_[cached->ID] = object;
3702             }
3703     }
3704
3705     {
3706         /*std::vector<Package *> packages;
3707         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3708         [packages_ release];
3709         packages_ = nil;*/
3710
3711         _trace();
3712
3713         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3714             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3715                 //packages.push_back(package);
3716                 CFArrayAppendValue(packages_, [package retain]);
3717
3718         _trace();
3719
3720         /*if (packages.empty())
3721             packages_ = [[NSArray alloc] init];
3722         else
3723             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3724         _trace();*/
3725
3726         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3727         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3728         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3729
3730         /*_trace();
3731         PrintTimes();
3732         _trace();*/
3733
3734         _trace();
3735
3736         /*if (!packages.empty())
3737             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3738         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3739
3740         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3741
3742         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3743
3744         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3745
3746         _trace();
3747
3748         size_t count(CFArrayGetCount(packages_));
3749         MetaFile_->active_ = count;
3750
3751         for (size_t index(0); index != count; ++index)
3752             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3753
3754         _trace();
3755     }
3756 } } CYPoolEnd() _trace(); }
3757
3758 - (void) clear {
3759 @synchronized (self) {
3760     delete resolver_;
3761     resolver_ = new pkgProblemResolver(cache_);
3762
3763     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3764         if (!cache_[iterator].Keep())
3765             cache_->MarkKeep(iterator, false);
3766         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3767             cache_->SetReInstall(iterator, false);
3768 } }
3769
3770 - (void) configure {
3771     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3772     _trace();
3773     system([dpkg UTF8String]);
3774     _trace();
3775 }
3776
3777 - (bool) clean {
3778     // XXX: I don't remember this condition
3779     if (lock_ != NULL)
3780         return false;
3781
3782     FileFd Lock;
3783     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3784
3785     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3786
3787     if ([self popErrorWithTitle:title])
3788         return false;
3789
3790     pkgAcquire fetcher;
3791     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3792
3793     class LogCleaner :
3794         public pkgArchiveCleaner
3795     {
3796       protected:
3797         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3798             unlink(File);
3799         }
3800     } cleaner;
3801
3802     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3803         return false;
3804
3805     return true;
3806 }
3807
3808 - (bool) prepare {
3809     fetcher_->Shutdown();
3810
3811     pkgRecords records(cache_);
3812
3813     lock_ = new FileFd();
3814     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3815
3816     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3817
3818     if ([self popErrorWithTitle:title])
3819         return false;
3820
3821     pkgSourceList list;
3822     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3823         return false;
3824
3825     manager_ = (_system->CreatePM(cache_));
3826     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3827         return false;
3828
3829     return true;
3830 }
3831
3832 - (void) perform {
3833     bool substrate(RestartSubstrate_);
3834     RestartSubstrate_ = false;
3835
3836     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3837
3838     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3839         pkgSourceList list;
3840         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3841             return;
3842         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3843             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3844     }
3845
3846     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3847
3848     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3849         _trace();
3850         [self popErrorWithTitle:title];
3851         return;
3852     }
3853
3854     bool failed = false;
3855     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3856         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3857             continue;
3858         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3859             continue;
3860
3861         failed = true;
3862     }
3863
3864     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3865
3866     if (failed) {
3867         _trace();
3868         return;
3869     }
3870
3871     if (substrate)
3872         RestartSubstrate_ = true;
3873
3874     _system->UnLock();
3875     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3876
3877     if (_error->PendingError()) {
3878         _trace();
3879         return;
3880     }
3881
3882     if (result == pkgPackageManager::Failed) {
3883         _trace();
3884         return;
3885     }
3886
3887     if (result != pkgPackageManager::Completed) {
3888         _trace();
3889         return;
3890     }
3891
3892     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3893         pkgSourceList list;
3894         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3895             return;
3896         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3897             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3898     }
3899
3900     if (![before isEqualToArray:after])
3901         [self update];
3902 }
3903
3904 - (bool) upgrade {
3905     NSString *title(UCLocalize("UPGRADE"));
3906     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3907         return false;
3908     return true;
3909 }
3910
3911 - (void) update {
3912     [self updateWithStatus:status_];
3913 }
3914
3915 - (void) updateWithStatus:(Status &)status {
3916     NSString *title(UCLocalize("REFRESHING_DATA"));
3917
3918     pkgSourceList list;
3919     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3920         return;
3921
3922     FileFd lock;
3923     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3924     if ([self popErrorWithTitle:title])
3925         return;
3926
3927     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3928
3929     bool success(ListUpdate(status, list, PulseInterval_));
3930     if (status.WasCancelled())
3931         _error->Discard();
3932     else
3933         [self popErrorWithTitle:title forOperation:success];
3934
3935     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3936
3937     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3938     Changed_ = true;
3939 }
3940
3941 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3942     delegate_ = delegate;
3943 }
3944
3945 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3946     progress_ = delegate;
3947     status_.setDelegate(delegate);
3948 }
3949
3950 - (NSObject<ProgressDelegate> *) progressDelegate {
3951     return progress_;
3952 }
3953
3954 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3955     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3956     return i == sourceMap_.end() ? nil : i->second;
3957 }
3958
3959 - (NSString *) mappedSectionForPointer:(const char *)section {
3960     _H<NSString> *mapped;
3961
3962     _profile(Database$mappedSectionForPointer$Cache)
3963         mapped = &sections_[section];
3964     _end
3965
3966     if (*mapped == NULL) {
3967         size_t length(strlen(section));
3968         char spaced[length + 1];
3969
3970         _profile(Database$mappedSectionForPointer$Replace)
3971             for (size_t index(0); index != length; ++index)
3972                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3973             spaced[length] = '\0';
3974         _end
3975
3976         NSString *string;
3977
3978         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3979             string = [NSString stringWithUTF8String:spaced];
3980         _end
3981
3982         _profile(Database$mappedSectionForPointer$Map)
3983             string = [SectionMap_ objectForKey:string] ?: string;
3984         _end
3985
3986         *mapped = string;
3987     } return *mapped;
3988 }
3989
3990 @end
3991 /* }}} */
3992
3993 /* Web Scripting {{{ */
3994 @interface CydiaObject : NSObject {
3995     id indirect_;
3996     _transient id delegate_;
3997 }
3998
3999 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4000
4001 @end
4002
4003 @implementation CydiaObject
4004
4005 - (void) dealloc {
4006     [indirect_ release];
4007     [super dealloc];
4008 }
4009
4010 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4011     if ((self = [super init]) != nil) {
4012         indirect_ = [indirect retain];
4013     } return self;
4014 }
4015
4016 - (void) setDelegate:(id)delegate {
4017     delegate_ = delegate;
4018 }
4019
4020 + (NSArray *) _attributeKeys {
4021     return [NSArray arrayWithObjects:
4022         @"device",
4023         @"ecid",
4024         @"firmware",
4025         @"hostname",
4026         @"idiom",
4027         @"model",
4028         @"plmn",
4029         @"role",
4030         @"serial",
4031         @"token",
4032         @"version",
4033     nil];
4034 }
4035
4036 - (NSArray *) attributeKeys {
4037     return [[self class] _attributeKeys];
4038 }
4039
4040 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4041     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4042 }
4043
4044 - (NSString *) version {
4045     return @ Cydia_;
4046 }
4047
4048 - (NSString *) device {
4049     return [[UIDevice currentDevice] uniqueIdentifier];
4050 }
4051
4052 - (NSString *) firmware {
4053     return [[UIDevice currentDevice] systemVersion];
4054 }
4055
4056 - (NSString *) hostname {
4057     return [[UIDevice currentDevice] name];
4058 }
4059
4060 - (NSString *) idiom {
4061     return (id) Idiom_ ?: [NSNull null];
4062 }
4063
4064 - (NSString *) plmn {
4065     return (id) PLMN_ ?: [NSNull null];
4066 }
4067
4068 - (NSString *) ecid {
4069     return (id) ChipID_ ?: [NSNull null];
4070 }
4071
4072 - (NSString *) serial {
4073     return SerialNumber_;
4074 }
4075
4076 - (NSString *) role {
4077     return (id) Role_ ?: [NSNull null];
4078 }
4079
4080 - (NSString *) model {
4081     return [NSString stringWithUTF8String:Machine_];
4082 }
4083
4084 - (NSString *) token {
4085     return (id) Token_ ?: [NSNull null];
4086 }
4087
4088 + (NSString *) webScriptNameForSelector:(SEL)selector {
4089     if (false);
4090     else if (selector == @selector(addTrivialSource:))
4091         return @"addTrivialSource";
4092     else if (selector == @selector(close))
4093         return @"close";
4094     else if (selector == @selector(du:))
4095         return @"du";
4096     else if (selector == @selector(stringWithFormat:arguments:))
4097         return @"format";
4098     else if (selector == @selector(getAllSources))
4099         return @"getAllSourcs";
4100     else if (selector == @selector(getKernelNumber:))
4101         return @"getKernelNumber";
4102     else if (selector == @selector(getKernelString:))
4103         return @"getKernelString";
4104     else if (selector == @selector(getInstalledPackages))
4105         return @"getInstalledPackages";
4106     else if (selector == @selector(getPackageById:))
4107         return @"getPackageById";
4108     else if (selector == @selector(installPackages:))
4109         return @"installPackages";
4110     else if (selector == @selector(localizedStringForKey:value:table:))
4111         return @"localize";
4112     else if (selector == @selector(refreshSources))
4113         return @"refreshSources";
4114     else if (selector == @selector(removeButton))
4115         return @"removeButton";
4116     else if (selector == @selector(substitutePackageNames:))
4117         return @"substitutePackageNames";
4118     else if (selector == @selector(scrollToBottom:))
4119         return @"scrollToBottom";
4120     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4121         return @"setButtonImage";
4122     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4123         return @"setButtonTitle";
4124     else if (selector == @selector(setHidesBackButton:))
4125         return @"setHidesBackButton";
4126     else if (selector == @selector(setHidesNavigationBar:))
4127         return @"setHidesNavigationBar";
4128     else if (selector == @selector(setNavigationBarStyle:))
4129         return @"setNavigationBarStyle";
4130     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4131         return @"setNavigationBarTintColor";
4132     else if (selector == @selector(setPopupHook:))
4133         return @"setPopupHook";
4134     else if (selector == @selector(setToken:))
4135         return @"setToken";
4136     else if (selector == @selector(setViewportWidth:))
4137         return @"setViewportWidth";
4138     else if (selector == @selector(statfs:))
4139         return @"statfs";
4140     else if (selector == @selector(supports:))
4141         return @"supports";
4142     else
4143         return nil;
4144 }
4145
4146 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4147     return [self webScriptNameForSelector:selector] == nil;
4148 }
4149
4150 - (BOOL) supports:(NSString *)feature {
4151     return [feature isEqualToString:@"window.open"];
4152 }
4153
4154 - (NSNumber *) getKernelNumber:(NSString *)name {
4155     const char *string([name UTF8String]);
4156
4157     size_t size;
4158     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4159         return (id) [NSNull null];
4160
4161     if (size != sizeof(int))
4162         return (id) [NSNull null];
4163
4164     int value;
4165     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4166         return (id) [NSNull null];
4167
4168     return [NSNumber numberWithInt:value];
4169 }
4170
4171 - (NSString *) getKernelString:(NSString *)name {
4172     const char *string([name UTF8String]);
4173
4174     size_t size;
4175     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4176         return (id) [NSNull null];
4177
4178     char value[size + 1];
4179     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4180         return (id) [NSNull null];
4181
4182     // XXX: just in case you request something ludicrous
4183     value[size] = '\0';
4184
4185     return [NSString stringWithCString:value];
4186 }
4187
4188 - (void) addTrivialSource:(NSString *)href {
4189     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4190 }
4191
4192 - (void) refreshSources {
4193     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4194 }
4195
4196 - (NSArray *) getAllSources {
4197     return [[Database sharedInstance] sources];
4198 }
4199
4200 - (NSArray *) getInstalledPackages {
4201     Database *database([Database sharedInstance]);
4202 @synchronized (database) {
4203     NSArray *packages([database packages]);
4204     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4205     for (Package *package in packages)
4206         if (![package uninstalled])
4207             [installed addObject:package];
4208     return installed;
4209 } }
4210
4211 - (Package *) getPackageById:(NSString *)id {
4212     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4213         [package parse];
4214         return package;
4215     } else
4216         return (Package *) [NSNull null];
4217 }
4218
4219 - (NSArray *) statfs:(NSString *)path {
4220     struct statfs stat;
4221
4222     if (path == nil || statfs([path UTF8String], &stat) == -1)
4223         return nil;
4224
4225     return [NSArray arrayWithObjects:
4226         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4227         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4228         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4229     nil];
4230 }
4231
4232 - (NSNumber *) du:(NSString *)path {
4233     NSNumber *value(nil);
4234
4235     int fds[2];
4236     _assert(pipe(fds) != -1);
4237
4238     pid_t pid(ExecFork());
4239     if (pid == 0) {
4240         _assert(dup2(fds[1], 1) != -1);
4241         _assert(close(fds[0]) != -1);
4242         _assert(close(fds[1]) != -1);
4243         /* XXX: this should probably not use du */
4244         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4245         exit(1);
4246         _assert(false);
4247     }
4248
4249     _assert(close(fds[1]) != -1);
4250
4251     if (FILE *du = fdopen(fds[0], "r")) {
4252         char line[1024];
4253         while (fgets(line, sizeof(line), du) != NULL) {
4254             size_t length(strlen(line));
4255             while (length != 0 && line[length - 1] == '\n')
4256                 line[--length] = '\0';
4257             if (char *tab = strchr(line, '\t')) {
4258                 *tab = '\0';
4259                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4260             }
4261         }
4262
4263         fclose(du);
4264     } else _assert(close(fds[0]));
4265
4266     int status;
4267   wait:
4268     if (waitpid(pid, &status, 0) == -1)
4269         if (errno == EINTR)
4270             goto wait;
4271         else _assert(false);
4272
4273     return value;
4274 }
4275
4276 - (void) close {
4277     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4278 }
4279
4280 - (void) installPackages:(NSArray *)packages {
4281     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4282 }
4283
4284 - (NSString *) substitutePackageNames:(NSString *)message {
4285     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4286     for (size_t i(0), e([words count]); i != e; ++i) {
4287         NSString *word([words objectAtIndex:i]);
4288         if (Package *package = [[Database sharedInstance] packageWithName:word])
4289             [words replaceObjectAtIndex:i withObject:[package name]];
4290     }
4291
4292     return [words componentsJoinedByString:@" "];
4293 }
4294
4295 - (void) removeButton {
4296     [indirect_ removeButton];
4297 }
4298
4299 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4300     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4301 }
4302
4303 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4304     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4305 }
4306
4307 - (void) setHidesBackButton:(NSString *)value {
4308     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4309 }
4310
4311 - (void) setHidesNavigationBar:(NSString *)value {
4312     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4313 }
4314
4315 - (void) setNavigationBarStyle:(NSString *)value {
4316     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4317 }
4318
4319 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4320     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4321     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4322     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4323 }
4324
4325 - (void) _setToken:(NSString *)token {
4326     Token_ = token;
4327
4328     if (token == nil)
4329         [Metadata_ removeObjectForKey:@"Token"];
4330     else
4331         [Metadata_ setObject:Token_ forKey:@"Token"];
4332
4333     Changed_ = true;
4334 }
4335
4336 - (void) setToken:(NSString *)token {
4337     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4338 }
4339
4340 - (void) setPopupHook:(id)function {
4341     [indirect_ setPopupHook:function];
4342 }
4343
4344 - (void) scrollToBottom:(NSNumber *)animated {
4345     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4346 }
4347
4348 - (void) setViewportWidth:(float)width {
4349     [indirect_ setViewportWidthOnMainThread:width];
4350 }
4351
4352 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4353     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4354     unsigned count([arguments count]);
4355     id values[count];
4356     for (unsigned i(0); i != count; ++i)
4357         values[i] = [arguments objectAtIndex:i];
4358     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4359 }
4360
4361 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4362     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4363         value = nil;
4364     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4365         table = nil;
4366     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4367 }
4368
4369 @end
4370 /* }}} */
4371
4372 /* @ Loading... Indicator {{{ */
4373 @interface CYLoadingIndicator : UIView {
4374     _H<UIActivityIndicatorView> spinner_;
4375     _H<UILabel> label_;
4376     _H<UIView> container_;
4377 }
4378
4379 @property (readonly, nonatomic) UILabel *label;
4380 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4381
4382 @end
4383
4384 @implementation CYLoadingIndicator
4385
4386 - (id) initWithFrame:(CGRect)frame {
4387     if ((self = [super initWithFrame:frame]) != nil) {
4388         container_ = [[[UIView alloc] init] autorelease];
4389         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4390
4391         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4392         [spinner_ startAnimating];
4393         [container_ addSubview:spinner_];
4394
4395         label_ = [[[UILabel alloc] init] autorelease];
4396         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4397         [label_ setBackgroundColor:[UIColor clearColor]];
4398         [label_ setTextColor:[UIColor blackColor]];
4399         [label_ setShadowColor:[UIColor whiteColor]];
4400         [label_ setShadowOffset:CGSizeMake(0, 1)];
4401         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4402         [container_ addSubview:label_];
4403
4404         CGSize viewsize = frame.size;
4405         CGSize spinnersize = [spinner_ bounds].size;
4406         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4407         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4408
4409         CGRect containrect = {
4410             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4411             CGSizeMake(bothwidth, spinnersize.height)
4412         };
4413         CGRect textrect = {
4414             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4415             textsize
4416         };
4417         CGRect spinrect = {
4418             CGPointZero,
4419             spinnersize
4420         };
4421
4422         [container_ setFrame:containrect];
4423         [spinner_ setFrame:spinrect];
4424         [label_ setFrame:textrect];
4425         [self addSubview:container_];
4426     } return self;
4427 }
4428
4429 - (UILabel *) label {
4430     return label_;
4431 }
4432
4433 - (UIActivityIndicatorView *) activityIndicatorView {
4434     return spinner_;
4435 }
4436
4437 @end
4438 /* }}} */
4439 /* Emulated Loading Controller {{{ */
4440 @interface CYEmulatedLoadingController : CYViewController {
4441     _transient Database *database_;
4442     _H<CYLoadingIndicator> indicator_;
4443     _H<UITabBar> tabbar_;
4444     _H<UINavigationBar> navbar_;
4445 }
4446
4447 @end
4448
4449 @implementation CYEmulatedLoadingController
4450
4451 - (id) initWithDatabase:(Database *)database {
4452     if ((self = [super init]) != nil) {
4453         database_ = database;
4454     } return self;
4455 }
4456
4457 // XXX: factor this out somewhere
4458 - (UIColor *) groupTableViewBackgroundColor {
4459     UIDevice *device([UIDevice currentDevice]);
4460     bool iPad([device respondsToSelector:@selector(userInterfaceIdiom)] && [device userInterfaceIdiom] == UIUserInterfaceIdiomPad);
4461     return iPad ? [UIColor colorWithRed:0.821 green:0.834 blue:0.860 alpha:1] : [UIColor groupTableViewBackgroundColor];
4462 }
4463
4464 - (void) loadView {
4465     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4466     [[self view] setBackgroundColor:[self groupTableViewBackgroundColor]];
4467
4468     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4469     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4470     [[self view] addSubview:indicator_];
4471
4472     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4473     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4474     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4475     [[self view] addSubview:tabbar_];
4476
4477     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4478     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4479     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4480     [[self view] addSubview:navbar_];
4481 }
4482
4483 - (void) releaseSubviews {
4484     indicator_ = nil;
4485     tabbar_ = nil;
4486     navbar_ = nil;
4487 }
4488
4489 @end
4490 /* }}} */
4491
4492 /* Cydia Browser Controller {{{ */
4493 @interface CYBrowserController : BrowserController {
4494     CydiaObject *cydia_;
4495 }
4496
4497 @end
4498
4499 @implementation CYBrowserController
4500
4501 - (void) dealloc {
4502     [cydia_ release];
4503     [super dealloc];
4504 }
4505
4506 - (NSURL *) navigationURL {
4507     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4508 }
4509
4510 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4511 }
4512
4513 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4514     [super webView:view didClearWindowObject:window forFrame:frame];
4515
4516     WebDataSource *source([frame dataSource]);
4517     NSURLResponse *response([source response]);
4518
4519     NSURL *url([response URL]);
4520     NSString *scheme([url scheme]);
4521     NSString *host([url host]);
4522
4523     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4524         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4525         NSDictionary *headers([http allHeaderFields]);
4526         [self setHeaders:headers forHost:host];
4527     }
4528
4529     if (
4530         [host isEqualToString:@"cydia.saurik.com"] ||
4531         [host hasSuffix:@".cydia.saurik.com"] ||
4532         [scheme isEqualToString:@"file"]
4533     )
4534         [window setValue:cydia_ forKey:@"cydia"];
4535 }
4536
4537 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4538     if (System_ != NULL)
4539         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4540     if (Machine_ != NULL)
4541         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4542     if (Token_ != nil)
4543         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4544     if (Role_ != nil)
4545         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4546 }
4547
4548 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4549     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4550     [self _setMoreHeaders:copy];
4551     return copy;
4552 }
4553
4554 - (void) setDelegate:(id)delegate {
4555     [super setDelegate:delegate];
4556     [cydia_ setDelegate:delegate];
4557 }
4558
4559 - (id) init {
4560     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4561         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4562
4563         WebView *webview([[webview_ _documentView] webView]);
4564
4565         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4566
4567         if (Safari_ != nil)
4568             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4569         if (Build_ != nil)
4570             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4571         if (Product_ != nil)
4572             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4573
4574         [webview setApplicationNameForUserAgent:application];
4575     } return self;
4576 }
4577
4578 @end
4579 /* }}} */
4580
4581 // CydiaScript {{{
4582 @interface NSObject (CydiaScript)
4583 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4584 @end
4585
4586 @implementation NSObject (CydiaScript)
4587
4588 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4589     return self;
4590 }
4591
4592 @end
4593
4594 @implementation NSArray (CydiaScript)
4595
4596 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4597     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4598     for (size_t i(0), e([self count]); i != e; ++i)
4599         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4600     return object;
4601 }
4602
4603 @end
4604
4605 @implementation NSDictionary (CydiaScript)
4606
4607 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4608     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4609     for (id i in self)
4610         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4611     return object;
4612 }
4613
4614 @end
4615 // }}}
4616
4617 /* Confirmation Controller {{{ */
4618 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4619     if (!iterator.end())
4620         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4621             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4622                 continue;
4623             pkgCache::PkgIterator package(dep.TargetPkg());
4624             if (package.end())
4625                 continue;
4626             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4627                 return true;
4628         }
4629
4630     return false;
4631 }
4632
4633 @protocol ConfirmationControllerDelegate
4634 - (void) cancelAndClear:(bool)clear;
4635 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4636 - (void) queue;
4637 @end
4638
4639 @interface ConfirmationController : CYBrowserController {
4640     _transient Database *database_;
4641
4642     UIAlertView *essential_;
4643
4644     NSDictionary *changes_;
4645     NSMutableArray *issues_;
4646     NSDictionary *sizes_;
4647
4648     BOOL substrate_;
4649 }
4650
4651 - (id) initWithDatabase:(Database *)database;
4652
4653 @end
4654
4655 @implementation ConfirmationController
4656
4657 - (void) dealloc {
4658     [changes_ release];
4659     [issues_ release];
4660     [sizes_ release];
4661
4662     if (essential_ != nil)
4663         [essential_ release];
4664
4665     [super dealloc];
4666 }
4667
4668 - (void) complete {
4669     if (substrate_)
4670         RestartSubstrate_ = true;
4671     [delegate_ confirmWithNavigationController:[self navigationController]];
4672 }
4673
4674 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4675     NSString *context([alert context]);
4676
4677     if ([context isEqualToString:@"remove"]) {
4678         if (button == [alert cancelButtonIndex])
4679             [self dismissModalViewControllerAnimated:YES];
4680         else if (button == [alert firstOtherButtonIndex]) {
4681             [self complete];
4682         }
4683
4684         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4685     } else if ([context isEqualToString:@"unable"]) {
4686         [self dismissModalViewControllerAnimated:YES];
4687         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4688     } else {
4689         [super alertView:alert clickedButtonAtIndex:button];
4690     }
4691 }
4692
4693 - (void) _doContinue {
4694     [self dismissModalViewControllerAnimated:YES];
4695     [delegate_ cancelAndClear:NO];
4696 }
4697
4698 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4699     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4700     return nil;
4701 }
4702
4703 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4704     [super webView:view didClearWindowObject:window forFrame:frame];
4705
4706     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4707         changes_, @"changes",
4708         issues_, @"issues",
4709         sizes_, @"sizes",
4710         self, @"queue",
4711     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4712 }
4713
4714 - (id) initWithDatabase:(Database *)database {
4715     if ((self = [super init]) != nil) {
4716         database_ = database;
4717
4718         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4719         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4720         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4721         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4722         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4723
4724         bool remove(false);
4725
4726         pkgCacheFile &cache([database_ cache]);
4727         NSArray *packages([database_ packages]);
4728         pkgDepCache::Policy *policy([database_ policy]);
4729
4730         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4731
4732         for (Package *package in packages) {
4733             pkgCache::PkgIterator iterator([package iterator]);
4734             NSString *name([package id]);
4735
4736             if ([package broken]) {
4737                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4738
4739                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4740                     name, @"package",
4741                     reasons, @"reasons",
4742                 nil]];
4743
4744                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4745                 if (ver.end())
4746                     continue;
4747
4748                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4749                     pkgCache::DepIterator start;
4750                     pkgCache::DepIterator end;
4751                     dep.GlobOr(start, end); // ++dep
4752
4753                     if (!cache->IsImportantDep(end))
4754                         continue;
4755                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4756                         continue;
4757
4758                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4759
4760                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4761                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4762                         clauses, @"clauses",
4763                     nil]];
4764
4765                     _forever {
4766                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4767
4768                         pkgCache::PkgIterator target(start.TargetPkg());
4769                         if (target->ProvidesList != 0)
4770                             reason = @"missing";
4771                         else {
4772                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4773                             if (!ver.end()) {
4774                                 reason = @"installed";
4775                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4776                             } else if (!cache[target].CandidateVerIter(cache).end())
4777                                 reason = @"uninstalled";
4778                             else if (target->ProvidesList == 0)
4779                                 reason = @"uninstallable";
4780                             else
4781                                 reason = @"virtual";
4782                         }
4783
4784                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4785                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4786                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4787                         nil]);
4788
4789                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4790                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4791                             version, @"version",
4792                             reason, @"reason",
4793                             installed, @"installed",
4794                         nil]];
4795
4796                         // yes, seriously. (wtf?)
4797                         if (start == end)
4798                             break;
4799                         ++start;
4800                     }
4801                 }
4802             }
4803
4804             pkgDepCache::StateCache &state(cache[iterator]);
4805
4806             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4807
4808             if (state.NewInstall())
4809                 [installs addObject:name];
4810             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4811                 [reinstalls addObject:name];
4812             else if (state.Upgrade())
4813                 [upgrades addObject:name];
4814             else if (state.Downgrade())
4815                 [downgrades addObject:name];
4816             else if (!state.Delete())
4817                 continue;
4818             else if (special_r(name))
4819                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4820                     [NSNull null], @"package",
4821                     [NSArray arrayWithObjects:
4822                         [NSDictionary dictionaryWithObjectsAndKeys:
4823                             @"Conflicts", @"relationship",
4824                             [NSArray arrayWithObjects:
4825                                 [NSDictionary dictionaryWithObjectsAndKeys:
4826                                     name, @"package",
4827                                     [NSNull null], @"version",
4828                                     @"installed", @"reason",
4829                                 nil],
4830                             nil], @"clauses",
4831                         nil],
4832                     nil], @"reasons",
4833                 nil]];
4834             else {
4835                 if ([package essential])
4836                     remove = true;
4837                 [removes addObject:name];
4838             }
4839
4840             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4841             substrate_ |= DepSubstrate(iterator.CurrentVer());
4842         }
4843
4844         if (!remove)
4845             essential_ = nil;
4846         else if (Advanced_) {
4847             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4848
4849             essential_ = [[UIAlertView alloc]
4850                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4851                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4852                 delegate:self
4853                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4854                 otherButtonTitles:
4855                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4856                 nil
4857             ];
4858
4859             [essential_ setContext:@"remove"];
4860         } else {
4861             essential_ = [[UIAlertView alloc]
4862                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4863                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4864                 delegate:self
4865                 cancelButtonTitle:UCLocalize("OKAY")
4866                 otherButtonTitles:nil
4867             ];
4868
4869             [essential_ setContext:@"unable"];
4870         }
4871
4872         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4873             installs, @"installs",
4874             reinstalls, @"reinstalls",
4875             upgrades, @"upgrades",
4876             downgrades, @"downgrades",
4877             removes, @"removes",
4878         nil];
4879
4880         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4881             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4882             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4883         nil];
4884
4885         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4886
4887         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4888             initWithTitle:UCLocalize("CANCEL")
4889             style:UIBarButtonItemStylePlain
4890             target:self
4891             action:@selector(cancelButtonClicked)
4892         ] autorelease]];
4893     } return self;
4894 }
4895
4896 #if !AlwaysReload
4897 - (void) applyRightButton {
4898     if ([issues_ count] == 0 && ![self isLoading])
4899         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4900             initWithTitle:UCLocalize("CONFIRM")
4901             style:UIBarButtonItemStyleDone
4902             target:self
4903             action:@selector(confirmButtonClicked)
4904         ] autorelease]];
4905     else
4906         [[self navigationItem] setRightBarButtonItem:nil];
4907 }
4908 #endif
4909
4910 - (void) cancelButtonClicked {
4911     [self dismissModalViewControllerAnimated:YES];
4912     [delegate_ cancelAndClear:YES];
4913 }
4914
4915 #if !AlwaysReload
4916 - (void) confirmButtonClicked {
4917     if (essential_ != nil)
4918         [essential_ show];
4919     else
4920         [self complete];
4921 }
4922 #endif
4923
4924 @end
4925 /* }}} */
4926
4927 /* Progress Data {{{ */
4928 @interface CydiaProgressData : NSObject {
4929     _transient id delegate_;
4930
4931     bool running_;
4932     float percent_;
4933
4934     float current_;
4935     float total_;
4936     float speed_;
4937
4938     _H<NSMutableArray> events_;
4939     _H<NSString> title_;
4940
4941     _H<NSString> status_;
4942     _H<NSString> finish_;
4943 }
4944
4945 @end
4946
4947 @implementation CydiaProgressData
4948
4949 + (NSArray *) _attributeKeys {
4950     return [NSArray arrayWithObjects:
4951         @"current",
4952         @"events",
4953         @"finish",
4954         @"percent",
4955         @"running",
4956         @"speed",
4957         @"title",
4958         @"total",
4959     nil];
4960 }
4961
4962 - (NSArray *) attributeKeys {
4963     return [[self class] _attributeKeys];
4964 }
4965
4966 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4967     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4968 }
4969
4970 - (id) init {
4971     if ((self = [super init]) != nil) {
4972         events_ = [NSMutableArray arrayWithCapacity:32];
4973     } return self;
4974 }
4975
4976 - (void) setDelegate:(id)delegate {
4977     delegate_ = delegate;
4978 }
4979
4980 - (void) setPercent:(float)value {
4981     percent_ = value;
4982 }
4983
4984 - (NSNumber *) percent {
4985     return [NSNumber numberWithFloat:percent_];
4986 }
4987
4988 - (void) setCurrent:(float)value {
4989     current_ = value;
4990 }
4991
4992 - (NSNumber *) current {
4993     return [NSNumber numberWithFloat:current_];
4994 }
4995
4996 - (void) setTotal:(float)value {
4997     total_ = value;
4998 }
4999
5000 - (NSNumber *) total {
5001     return [NSNumber numberWithFloat:total_];
5002 }
5003
5004 - (void) setSpeed:(float)value {
5005     speed_ = value;
5006 }
5007
5008 - (NSNumber *) speed {
5009     return [NSNumber numberWithFloat:speed_];
5010 }
5011
5012 - (NSArray *) events {
5013     return events_;
5014 }
5015
5016 - (void) removeAllEvents {
5017     [events_ removeAllObjects];
5018 }
5019
5020 - (void) addEvent:(CydiaProgressEvent *)event {
5021     [events_ addObject:event];
5022 }
5023
5024 - (void) setTitle:(NSString *)text {
5025     title_ = text;
5026 }
5027
5028 - (NSString *) title {
5029     return title_;
5030 }
5031
5032 - (void) setFinish:(NSString *)text {
5033     finish_ = text;
5034 }
5035
5036 - (NSString *) finish {
5037     return (id) finish_ ?: [NSNull null];
5038 }
5039
5040 - (void) setRunning:(bool)running {
5041     running_ = running;
5042 }
5043
5044 - (NSNumber *) running {
5045     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5046 }
5047
5048 @end
5049 /* }}} */
5050 /* Progress Controller {{{ */
5051 @interface ProgressController : CYBrowserController <
5052     ProgressDelegate
5053 > {
5054     _transient Database *database_;
5055     _H<CydiaProgressData> progress_;
5056     unsigned cancel_;
5057 }
5058
5059 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5060
5061 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5062
5063 - (void) setTitle:(NSString *)title;
5064 - (void) setCancellable:(bool)cancellable;
5065
5066 @end
5067
5068 @implementation ProgressController
5069
5070 - (void) dealloc {
5071     [database_ setProgressDelegate:nil];
5072     [progress_ setDelegate:nil];
5073     [super dealloc];
5074 }
5075
5076 - (void) updateCancel {
5077     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5078         initWithTitle:UCLocalize("CANCEL")
5079         style:UIBarButtonItemStylePlain
5080         target:self
5081         action:@selector(cancel)
5082     ] autorelease] : nil)];
5083 }
5084
5085 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5086     if ((self = [super init]) != nil) {
5087         database_ = database;
5088         delegate_ = delegate;
5089
5090         [database_ setProgressDelegate:self];
5091
5092         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5093         [progress_ setDelegate:self];
5094
5095         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5096
5097         [scroller_ setBackgroundColor:[UIColor blackColor]];
5098
5099         [[self navigationItem] setHidesBackButton:YES];
5100
5101         [self updateCancel];
5102     } return self;
5103 }
5104
5105 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5106     [super webView:view didClearWindowObject:window forFrame:frame];
5107     [window setValue:progress_ forKey:@"cydiaProgress"];
5108 }
5109
5110 - (void) updateProgress {
5111     [self dispatchEvent:@"CydiaProgressUpdate"];
5112 }
5113
5114 - (void) viewWillAppear:(BOOL)animated {
5115     if (![self hasLoaded])
5116         [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5117
5118     [super viewWillAppear:animated];
5119 }
5120
5121 - (void) close {
5122     UpdateExternalStatus(0);
5123
5124     switch (Finish_) {
5125         case 0:
5126         break;
5127
5128         case 1:
5129             [delegate_ terminateWithSuccess];
5130             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5131                 [delegate_ suspendWithAnimation:YES];
5132             else
5133                 [delegate_ suspend];*/
5134         break;
5135
5136         case 2:
5137             _trace();
5138             goto reload;
5139
5140         case 3:
5141             _trace();
5142             goto reload;
5143
5144         reload:
5145             system("/usr/bin/sbreload");
5146             _trace();
5147         break;
5148
5149         case 4:
5150             _trace();
5151             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5152                 SBReboot(SBSSpringBoardServerPort());
5153             else
5154                 reboot2(RB_AUTOBOOT);
5155         break;
5156     }
5157
5158     [super close];
5159 }
5160
5161 - (void) setTitle:(NSString *)title {
5162     [progress_ setTitle:title];
5163     [self updateProgress];
5164 }
5165
5166 - (UIBarButtonItem *) rightButton {
5167     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5168         initWithTitle:UCLocalize("CLOSE")
5169         style:UIBarButtonItemStylePlain
5170         target:self
5171         action:@selector(close)
5172     ] autorelease];
5173 }
5174
5175 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5176     UpdateExternalStatus(1);
5177
5178     [progress_ setRunning:true];
5179     [self setTitle:title];
5180     // implicit updateProgress
5181
5182     SHA1SumValue notifyconf; {
5183         FileFd file;
5184         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5185             _error->Discard();
5186         else {
5187             MMap mmap(file, MMap::ReadOnly);
5188             SHA1Summation sha1;
5189             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5190             notifyconf = sha1.Result();
5191         }
5192     }
5193
5194     SHA1SumValue springlist; {
5195         FileFd file;
5196         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5197             _error->Discard();
5198         else {
5199             MMap mmap(file, MMap::ReadOnly);
5200             SHA1Summation sha1;
5201             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5202             springlist = sha1.Result();
5203         }
5204     }
5205
5206     if (invocation != nil) {
5207         [invocation yieldToSelector:@selector(invoke)];
5208         [self setTitle:@"COMPLETE"];
5209     }
5210
5211     if (Finish_ < 4) {
5212         FileFd file;
5213         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5214             _error->Discard();
5215         else {
5216             MMap mmap(file, MMap::ReadOnly);
5217             SHA1Summation sha1;
5218             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5219             if (!(notifyconf == sha1.Result()))
5220                 Finish_ = 4;
5221         }
5222     }
5223
5224     if (Finish_ < 3) {
5225         FileFd file;
5226         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5227             _error->Discard();
5228         else {
5229             MMap mmap(file, MMap::ReadOnly);
5230             SHA1Summation sha1;
5231             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5232             if (!(springlist == sha1.Result()))
5233                 Finish_ = 3;
5234         }
5235     }
5236
5237     if (Finish_ < 2) {
5238         if (RestartSubstrate_)
5239             Finish_ = 2;
5240     }
5241
5242     RestartSubstrate_ = false;
5243
5244     switch (Finish_) {
5245         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5246         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5247         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5248         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5249         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5250     }
5251
5252     _trace();
5253     system("su -c /usr/bin/uicache mobile");
5254     _trace();
5255
5256     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5257
5258     [progress_ setRunning:false];
5259     [self updateProgress];
5260
5261     [self applyRightButton];
5262 }
5263
5264 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5265     [progress_ addEvent:event];
5266     [self updateProgress];
5267 }
5268
5269 - (bool) isProgressCancelled {
5270     return cancel_ == 2;
5271 }
5272
5273 - (void) cancel {
5274     cancel_ = 2;
5275     [self updateCancel];
5276 }
5277
5278 - (void) setCancellable:(bool)cancellable {
5279     unsigned cancel(cancel_);
5280
5281     if (!cancellable)
5282         cancel_ = 0;
5283     else if (cancel_ == 0)
5284         cancel_ = 1;
5285
5286     if (cancel != cancel_)
5287         [self updateCancel];
5288 }
5289
5290 - (void) setProgressCancellable:(NSNumber *)cancellable {
5291     [self setCancellable:[cancellable boolValue]];
5292 }
5293
5294 - (void) setProgressPercent:(NSNumber *)percent {
5295     [progress_ setPercent:[percent floatValue]];
5296     [self updateProgress];
5297 }
5298
5299 - (void) setProgressStatus:(NSDictionary *)status {
5300     if (status == nil) {
5301         [progress_ setCurrent:0];
5302         [progress_ setTotal:0];
5303         [progress_ setSpeed:0];
5304     } else {
5305         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5306
5307         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5308         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5309         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5310     }
5311
5312     [self updateProgress];
5313 }
5314
5315 @end
5316 /* }}} */
5317
5318 /* Cell Content View {{{ */
5319 @protocol ContentDelegate
5320 - (void) drawContentRect:(CGRect)rect;
5321 @end
5322
5323 @interface ContentView : UIView {
5324     _transient id<ContentDelegate> delegate_;
5325 }
5326
5327 @end
5328
5329 @implementation ContentView
5330
5331 - (id) initWithFrame:(CGRect)frame {
5332     if ((self = [super initWithFrame:frame]) != nil) {
5333         [self setNeedsDisplayOnBoundsChange:YES];
5334     } return self;
5335 }
5336
5337 - (void) setDelegate:(id<ContentDelegate>)delegate {
5338     delegate_ = delegate;
5339 }
5340
5341 - (void) drawRect:(CGRect)rect {
5342     [super drawRect:rect];
5343     [delegate_ drawContentRect:rect];
5344 }
5345
5346 @end
5347 /* }}} */
5348 /* Cydia TableView Cell {{{ */
5349 @interface CYTableViewCell : UITableViewCell {
5350     ContentView *content_;
5351     bool highlighted_;
5352 }
5353
5354 @end
5355
5356 @implementation CYTableViewCell
5357
5358 - (void) dealloc {
5359     [content_ release];
5360     [super dealloc];
5361 }
5362
5363 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5364     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5365
5366     if (view == content_) {
5367         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5368         highlighted_ = highlighted;
5369     }
5370
5371     [super _updateHighlightColorsForView:view highlighted:highlighted];
5372 }
5373
5374 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5375     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5376     highlighted_ = selected;
5377
5378     [super setSelected:selected animated:animated];
5379     [content_ setNeedsDisplay];
5380 }
5381
5382 @end
5383 /* }}} */
5384
5385 /* Package Cell {{{ */
5386 @interface PackageCell : CYTableViewCell <
5387     ContentDelegate
5388 > {
5389     UIImage *icon_;
5390     NSString *name_;
5391     NSString *description_;
5392     bool commercial_;
5393     NSString *source_;
5394     UIImage *badge_;
5395     Package *package_;
5396     UIImage *placard_;
5397 }
5398
5399 - (PackageCell *) init;
5400 - (void) setPackage:(Package *)package;
5401
5402 - (void) drawContentRect:(CGRect)rect;
5403
5404 @end
5405
5406 @implementation PackageCell
5407
5408 - (void) clearPackage {
5409     if (icon_ != nil) {
5410         [icon_ release];
5411         icon_ = nil;
5412     }
5413
5414     if (name_ != nil) {
5415         [name_ release];
5416         name_ = nil;
5417     }
5418
5419     if (description_ != nil) {
5420         [description_ release];
5421         description_ = nil;
5422     }
5423
5424     if (source_ != nil) {
5425         [source_ release];
5426         source_ = nil;
5427     }
5428
5429     if (badge_ != nil) {
5430         [badge_ release];
5431         badge_ = nil;
5432     }
5433
5434     if (placard_ != nil) {
5435         [placard_ release];
5436         placard_ = nil;
5437     }
5438
5439     [package_ release];
5440     package_ = nil;
5441 }
5442
5443 - (void) dealloc {
5444     [self clearPackage];
5445     [super dealloc];
5446 }
5447
5448 - (PackageCell *) init {
5449     CGRect frame(CGRectMake(0, 0, 320, 74));
5450     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5451         UIView *content([self contentView]);
5452         CGRect bounds([content bounds]);
5453
5454         content_ = [[ContentView alloc] initWithFrame:bounds];
5455         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5456         [content addSubview:content_];
5457
5458         [content_ setDelegate:self];
5459         [content_ setOpaque:YES];
5460     } return self;
5461 }
5462
5463 - (NSString *) accessibilityLabel {
5464     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5465 }
5466
5467 - (void) setPackage:(Package *)package {
5468     [self clearPackage];
5469     [package parse];
5470
5471     Source *source = [package source];
5472
5473     icon_ = [[package icon] retain];
5474     name_ = [[package name] retain];
5475
5476     if (IsWildcat_)
5477         description_ = [package longDescription];
5478     if (description_ == nil)
5479         description_ = [package shortDescription];
5480     if (description_ != nil)
5481         description_ = [description_ retain];
5482
5483     commercial_ = [package isCommercial];
5484
5485     package_ = [package retain];
5486
5487     NSString *label = nil;
5488     bool trusted = false;
5489
5490     if (source != nil) {
5491         label = [source label];
5492         trusted = [source trusted];
5493     } else if ([[package id] isEqualToString:@"firmware"])
5494         label = UCLocalize("APPLE");
5495     else
5496         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5497
5498     NSString *from(label);
5499
5500     NSString *section = [package simpleSection];
5501     if (section != nil && ![section isEqualToString:label]) {
5502         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5503         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5504     }
5505
5506     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5507     source_ = [from retain];
5508
5509     if (NSString *purpose = [package primaryPurpose])
5510         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5511             badge_ = [badge_ retain];
5512
5513     UIColor *color;
5514     NSString *placard;
5515
5516     if (NSString *mode = [package_ mode]) {
5517         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5518             color = RemovingColor_;
5519             //placard = @"removing";
5520         } else {
5521             color = InstallingColor_;
5522             //placard = @"installing";
5523         }
5524
5525         // XXX: the removing/installing placards are not @2x
5526         placard = nil;
5527     } else {
5528         color = [UIColor whiteColor];
5529
5530         if ([package installed] != nil)
5531             placard = @"installed";
5532         else
5533             placard = nil;
5534     }
5535
5536     [content_ setBackgroundColor:color];
5537
5538     if (placard != nil)
5539         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5540             placard_ = [placard_ retain];
5541
5542     [self setNeedsDisplay];
5543     [content_ setNeedsDisplay];
5544 }
5545
5546 - (void) drawContentRect:(CGRect)rect {
5547     bool highlighted(highlighted_);
5548     float width([self bounds].size.width);
5549
5550 #if 0
5551     CGContextRef context(UIGraphicsGetCurrentContext());
5552     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5553     CGContextFillRect(context, rect);
5554 #endif
5555
5556     if (icon_ != nil) {
5557         CGRect rect;
5558         rect.size = [icon_ size];
5559
5560         rect.size.width /= 2;
5561         rect.size.height /= 2;
5562
5563         rect.origin.x = 25 - rect.size.width / 2;
5564         rect.origin.y = 25 - rect.size.height / 2;
5565
5566         [icon_ drawInRect:rect];
5567     }
5568
5569     if (badge_ != nil) {
5570         CGRect rect;
5571         rect.size = [badge_ size];
5572
5573         rect.size.width /= 2;
5574         rect.size.height /= 2;
5575
5576         rect.origin.x = 36 - rect.size.width / 2;
5577         rect.origin.y = 36 - rect.size.height / 2;
5578
5579         [badge_ drawInRect:rect];
5580     }
5581
5582     if (highlighted)
5583         UISetColor(White_);
5584
5585     if (!highlighted)
5586         UISetColor(commercial_ ? Purple_ : Black_);
5587     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5588     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5589
5590     if (!highlighted)
5591         UISetColor(commercial_ ? Purplish_ : Gray_);
5592     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5593
5594     if (placard_ != nil)
5595         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5596 }
5597
5598 @end
5599 /* }}} */
5600 /* Section Cell {{{ */
5601 @interface SectionCell : CYTableViewCell <
5602     ContentDelegate
5603 > {
5604     NSString *basic_;
5605     NSString *section_;
5606     NSString *name_;
5607     NSString *count_;
5608     UIImage *icon_;
5609     UISwitch *switch_;
5610     BOOL editing_;
5611 }
5612
5613 - (void) setSection:(Section *)section editing:(BOOL)editing;
5614
5615 @end
5616
5617 @implementation SectionCell
5618
5619 - (void) clearSection {
5620     if (basic_ != nil) {
5621         [basic_ release];
5622         basic_ = nil;
5623     }
5624
5625     if (section_ != nil) {
5626         [section_ release];
5627         section_ = nil;
5628     }
5629
5630     if (name_ != nil) {
5631         [name_ release];
5632         name_ = nil;
5633     }
5634
5635     if (count_ != nil) {
5636         [count_ release];
5637         count_ = nil;
5638     }
5639 }
5640
5641 - (void) dealloc {
5642     [self clearSection];
5643     [icon_ release];
5644     [switch_ release];
5645     [super dealloc];
5646 }
5647
5648 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5649     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5650         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5651         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5652         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5653
5654         UIView *content([self contentView]);
5655         CGRect bounds([content bounds]);
5656
5657         content_ = [[ContentView alloc] initWithFrame:bounds];
5658         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5659         [content addSubview:content_];
5660         [content_ setBackgroundColor:[UIColor whiteColor]];
5661
5662         [content_ setDelegate:self];
5663     } return self;
5664 }
5665
5666 - (void) onSwitch:(id)sender {
5667     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5668     if (metadata == nil) {
5669         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5670         [Sections_ setObject:metadata forKey:basic_];
5671     }
5672
5673     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5674     Changed_ = true;
5675 }
5676
5677 - (void) setSection:(Section *)section editing:(BOOL)editing {
5678     if (editing != editing_) {
5679         if (editing_)
5680             [switch_ removeFromSuperview];
5681         else
5682             [self addSubview:switch_];
5683         editing_ = editing;
5684     }
5685
5686     [self clearSection];
5687
5688     if (section == nil) {
5689         name_ = [UCLocalize("ALL_PACKAGES") retain];
5690         count_ = nil;
5691     } else {
5692         basic_ = [section name];
5693         if (basic_ != nil)
5694             basic_ = [basic_ retain];
5695
5696         section_ = [section localized];
5697         if (section_ != nil)
5698             section_ = [section_ retain];
5699
5700         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5701         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5702
5703         if (editing_)
5704             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5705     }
5706
5707     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5708     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5709
5710     [content_ setNeedsDisplay];
5711 }
5712
5713 - (void) setFrame:(CGRect)frame {
5714     [super setFrame:frame];
5715
5716     CGRect rect([switch_ frame]);
5717     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5718 }
5719
5720 - (NSString *) accessibilityLabel {
5721     return name_;
5722 }
5723
5724 - (void) drawContentRect:(CGRect)rect {
5725     bool highlighted(highlighted_ && !editing_);
5726
5727     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5728
5729     if (highlighted)
5730         UISetColor(White_);
5731
5732     float width(rect.size.width);
5733     if (editing_)
5734         width -= 87;
5735
5736     if (!highlighted)
5737         UISetColor(Black_);
5738     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5739
5740     CGSize size = [count_ sizeWithFont:Font14_];
5741
5742     UISetColor(White_);
5743     if (count_ != nil)
5744         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5745 }
5746
5747 @end
5748 /* }}} */
5749
5750 /* File Table {{{ */
5751 @interface FileTable : CYViewController <
5752     UITableViewDataSource,
5753     UITableViewDelegate
5754 > {
5755     _transient Database *database_;
5756     Package *package_;
5757     NSString *name_;
5758     NSMutableArray *files_;
5759     UITableView *list_;
5760 }
5761
5762 - (id) initWithDatabase:(Database *)database;
5763 - (void) setPackage:(Package *)package;
5764
5765 @end
5766
5767 @implementation FileTable
5768
5769 - (void) dealloc {
5770     [self releaseSubviews];
5771
5772     [package_ release];
5773     [name_ release];
5774     [files_ release];
5775
5776     [super dealloc];
5777 }
5778
5779 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5780     return files_ == nil ? 0 : [files_ count];
5781 }
5782
5783 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5784     return 24.0f;
5785 }*/
5786
5787 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5788     static NSString *reuseIdentifier = @"Cell";
5789
5790     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5791     if (cell == nil) {
5792         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5793         [cell setFont:[UIFont systemFontOfSize:16]];
5794     }
5795     [cell setText:[files_ objectAtIndex:indexPath.row]];
5796     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5797
5798     return cell;
5799 }
5800
5801 - (NSURL *) navigationURL {
5802     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5803 }
5804
5805 - (void) loadView {
5806     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5807
5808     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5809     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5810     [list_ setRowHeight:24.0f];
5811     [list_ setDataSource:self];
5812     [list_ setDelegate:self];
5813     [[self view] addSubview:list_];
5814 }
5815
5816 - (void) viewDidLoad {
5817     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5818 }
5819
5820 - (void) releaseSubviews {
5821     [list_ release];
5822     list_ = nil;
5823 }
5824
5825 - (id) initWithDatabase:(Database *)database {
5826     if ((self = [super init]) != nil) {
5827         database_ = database;
5828
5829         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5830     } return self;
5831 }
5832
5833 - (void) setPackage:(Package *)package {
5834     if (package_ != nil) {
5835         [package_ autorelease];
5836         package_ = nil;
5837     }
5838
5839     if (name_ != nil) {
5840         [name_ release];
5841         name_ = nil;
5842     }
5843
5844     [files_ removeAllObjects];
5845
5846     if (package != nil) {
5847         package_ = [package retain];
5848         name_ = [[package id] retain];
5849
5850         if (NSArray *files = [package files])
5851             [files_ addObjectsFromArray:files];
5852
5853         if ([files_ count] != 0) {
5854             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5855                 [files_ removeObjectAtIndex:0];
5856             [files_ sortUsingSelector:@selector(compareByPath:)];
5857
5858             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5859             [stack addObject:@"/"];
5860
5861             for (int i(0), e([files_ count]); i != e; ++i) {
5862                 NSString *file = [files_ objectAtIndex:i];
5863                 while (![file hasPrefix:[stack lastObject]])
5864                     [stack removeLastObject];
5865                 NSString *directory = [stack lastObject];
5866                 [stack addObject:[file stringByAppendingString:@"/"]];
5867                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5868                     ([stack count] - 2) * 3, "",
5869                     [file substringFromIndex:[directory length]]
5870                 ]];
5871             }
5872         }
5873     }
5874
5875     [list_ reloadData];
5876 }
5877
5878 - (void) reloadData {
5879     [super reloadData];
5880
5881     [self setPackage:[database_ packageWithName:name_]];
5882 }
5883
5884 @end
5885 /* }}} */
5886 /* Package Controller {{{ */
5887 @interface CYPackageController : CYBrowserController <
5888     UIActionSheetDelegate
5889 > {
5890     _transient Database *database_;
5891     _H<Package> package_;
5892     _H<NSString> name_;
5893     bool commercial_;
5894     _H<NSMutableArray> buttons_;
5895     _H<UIBarButtonItem> button_;
5896 }
5897
5898 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5899
5900 @end
5901
5902 @implementation CYPackageController
5903
5904 - (NSURL *) navigationURL {
5905     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5906 }
5907
5908 - (bool) _allowNavigationAction {
5909     // XXX: damn it... I really want this.
5910     return true;
5911 }
5912
5913 /* XXX: this is not safe at all... localization of /fail/ */
5914 - (void) _clickButtonWithName:(NSString *)name {
5915     if ([name isEqualToString:UCLocalize("CLEAR")])
5916         [delegate_ clearPackage:package_];
5917     else if ([name isEqualToString:UCLocalize("INSTALL")])
5918         [delegate_ installPackage:package_];
5919     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5920         [delegate_ installPackage:package_];
5921     else if ([name isEqualToString:UCLocalize("REMOVE")])
5922         [delegate_ removePackage:package_];
5923     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5924         [delegate_ installPackage:package_];
5925     else _assert(false);
5926 }
5927
5928 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5929     NSString *context([sheet context]);
5930
5931     if ([context isEqualToString:@"modify"]) {
5932         if (button != [sheet cancelButtonIndex]) {
5933             NSString *buttonName = [buttons_ objectAtIndex:button];
5934             [self _clickButtonWithName:buttonName];
5935         }
5936
5937         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5938     }
5939 }
5940
5941 - (bool) _allowJavaScriptPanel {
5942     return commercial_;
5943 }
5944
5945 #if !AlwaysReload
5946 - (void) _customButtonClicked {
5947     int count([buttons_ count]);
5948     if (count == 0)
5949         return;
5950
5951     if (count == 1)
5952         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5953     else {
5954         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5955         [buttons addObjectsFromArray:buttons_];
5956
5957         UIActionSheet *sheet = [[[UIActionSheet alloc]
5958             initWithTitle:nil
5959             delegate:self
5960             cancelButtonTitle:nil
5961             destructiveButtonTitle:nil
5962             otherButtonTitles:nil
5963         ] autorelease];
5964
5965         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5966         if (!IsWildcat_) {
5967            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5968            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5969         }
5970         [sheet setContext:@"modify"];
5971
5972         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5973     }
5974 }
5975
5976 // We don't want to allow non-commercial packages to do custom things to the install button,
5977 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5978 - (void) customButtonClicked {
5979     if (commercial_)
5980         [super customButtonClicked];
5981     else
5982         [self _customButtonClicked];
5983 }
5984
5985 - (void) reloadButtonClicked {
5986     // Don't reload a commerical package by tapping the loading button,
5987     // but if it's not an Install button, we should forward it on.
5988     if (![package_ uninstalled])
5989         [self _customButtonClicked];
5990 }
5991
5992 - (void) applyLoadingTitle {
5993     // Don't show "Loading" as the title. Ever.
5994 }
5995
5996 - (UIBarButtonItem *) rightButton {
5997     return button_;
5998 }
5999 #endif
6000
6001 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
6002     if ((self = [super init]) != nil) {
6003         database_ = database;
6004         buttons_ = [NSMutableArray arrayWithCapacity:4];
6005         name_ = [NSString stringWithString:name];
6006         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6007     } return self;
6008 }
6009
6010 - (void) reloadData {
6011     package_ = [database_ packageWithName:name_];
6012
6013     [buttons_ removeAllObjects];
6014
6015     if (package_ != nil) {
6016         [(Package *) package_ parse];
6017
6018         commercial_ = [package_ isCommercial];
6019
6020         if ([package_ mode] != nil)
6021             [buttons_ addObject:UCLocalize("CLEAR")];
6022         if ([package_ source] == nil);
6023         else if ([package_ upgradableAndEssential:NO])
6024             [buttons_ addObject:UCLocalize("UPGRADE")];
6025         else if ([package_ uninstalled])
6026             [buttons_ addObject:UCLocalize("INSTALL")];
6027         else
6028             [buttons_ addObject:UCLocalize("REINSTALL")];
6029         if (![package_ uninstalled])
6030             [buttons_ addObject:UCLocalize("REMOVE")];
6031     }
6032
6033     NSString *title;
6034     switch ([buttons_ count]) {
6035         case 0: title = nil; break;
6036         case 1: title = [buttons_ objectAtIndex:0]; break;
6037         default: title = UCLocalize("MODIFY"); break;
6038     }
6039
6040     button_ = [[[UIBarButtonItem alloc]
6041         initWithTitle:title
6042         style:UIBarButtonItemStylePlain
6043         target:self
6044         action:@selector(customButtonClicked)
6045     ] autorelease];
6046
6047     [super reloadData];
6048 }
6049
6050 - (bool) isLoading {
6051     return commercial_ ? [super isLoading] : false;
6052 }
6053
6054 @end
6055 /* }}} */
6056
6057 /* Package List Controller {{{ */
6058 @interface PackageListController : CYViewController <
6059     UITableViewDataSource,
6060     UITableViewDelegate
6061 > {
6062     _transient Database *database_;
6063     unsigned era_;
6064     NSMutableArray *packages_;
6065     NSMutableArray *sections_;
6066     UITableView *list_;
6067     NSMutableArray *index_;
6068     NSMutableDictionary *indices_;
6069     NSString *title_;
6070 }
6071
6072 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6073 - (void) setDelegate:(id)delegate;
6074 - (void) resetCursor;
6075
6076 @end
6077
6078 @implementation PackageListController
6079
6080 - (void) dealloc {
6081     [packages_ release];
6082     [sections_ release];
6083     [list_ release];
6084     [index_ release];
6085     [indices_ release];
6086     [title_ release];
6087
6088     [super dealloc];
6089 }
6090
6091 - (void) deselectWithAnimation:(BOOL)animated {
6092     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6093 }
6094
6095 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6096     CGRect base = [[self view] bounds];
6097     base.size.height -= bounds.size.height;
6098     base.origin = [list_ frame].origin;
6099
6100     [UIView beginAnimations:nil context:NULL];
6101     [UIView setAnimationBeginsFromCurrentState:YES];
6102     [UIView setAnimationCurve:curve];
6103     [UIView setAnimationDuration:duration];
6104     [list_ setFrame:base];
6105     [UIView commitAnimations];
6106 }
6107
6108 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6109     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6110 }
6111
6112 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6113     [self resizeForKeyboardBounds:bounds duration:0];
6114 }
6115
6116 - (void) keyboardWillShow:(NSNotification *)notification {
6117     CGRect bounds;
6118     CGPoint center;
6119     NSTimeInterval duration;
6120     UIViewAnimationCurve curve;
6121     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6122     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6123     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6124     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6125
6126     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);
6127     UIViewController *base = self;
6128     while ([base parentViewController] != nil)
6129         base = [base parentViewController];
6130     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6131     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6132
6133     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6134 }
6135
6136 - (void) keyboardWillHide:(NSNotification *)notification {
6137     NSTimeInterval duration;
6138     UIViewAnimationCurve curve;
6139     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6140     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6141
6142     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6143 }
6144
6145 - (void) viewWillAppear:(BOOL)animated {
6146     [super viewWillAppear:animated];
6147
6148     [self resizeForKeyboardBounds:CGRectZero];
6149     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6150     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6151 }
6152
6153 - (void) viewWillDisappear:(BOOL)animated {
6154     [super viewWillDisappear:animated];
6155
6156     [self resizeForKeyboardBounds:CGRectZero];
6157     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6158     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6159 }
6160
6161 - (void) viewDidAppear:(BOOL)animated {
6162     [super viewDidAppear:animated];
6163     [self deselectWithAnimation:animated];
6164 }
6165
6166 - (void) didSelectPackage:(Package *)package {
6167     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6168     [view setDelegate:delegate_];
6169     [[self navigationController] pushViewController:view animated:YES];
6170 }
6171
6172 #if TryIndexedCollation
6173 + (BOOL) hasIndexedCollation {
6174     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6175 }
6176 #endif
6177
6178 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6179     NSInteger count([sections_ count]);
6180     return count == 0 ? 1 : count;
6181 }
6182
6183 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6184     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6185         return nil;
6186     return [[sections_ objectAtIndex:section] name];
6187 }
6188
6189 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6190     if ([sections_ count] == 0)
6191         return 0;
6192     return [[sections_ objectAtIndex:section] count];
6193 }
6194
6195 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6196 @synchronized (database_) {
6197     if ([database_ era] != era_)
6198         return nil;
6199
6200     Section *section([sections_ objectAtIndex:[path section]]);
6201     NSInteger row([path row]);
6202     Package *package([packages_ objectAtIndex:([section row] + row)]);
6203     return [[package retain] autorelease];
6204 } }
6205
6206 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6207     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6208     if (cell == nil)
6209         cell = [[[PackageCell alloc] init] autorelease];
6210     [cell setPackage:[self packageAtIndexPath:path]];
6211     return cell;
6212 }
6213
6214 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6215     Package *package([self packageAtIndexPath:path]);
6216     package = [database_ packageWithName:[package id]];
6217     [self didSelectPackage:package];
6218 }
6219
6220 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6221     // XXX: is 20 the most optimal number here?
6222     return [packages_ count] > 20 ? index_ : nil;
6223 }
6224
6225 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6226 #if TryIndexedCollation
6227     if ([[self class] hasIndexedCollation]) {
6228         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6229     }
6230 #endif
6231
6232     return index;
6233 }
6234
6235 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6236     if ((self = [super init]) != nil) {
6237         database_ = database;
6238         title_ = [title copy];
6239         [[self navigationItem] setTitle:title_];
6240
6241 #if TryIndexedCollation
6242         if ([[self class] hasIndexedCollation])
6243             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6244         else
6245 #endif
6246             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6247
6248         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6249
6250         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6251         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6252
6253         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6254         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6255         [list_ setRowHeight:73];
6256         [[self view] addSubview:list_];
6257
6258         [list_ setDataSource:self];
6259         [list_ setDelegate:self];
6260     } return self;
6261 }
6262
6263 - (void) setDelegate:(id)delegate {
6264     delegate_ = delegate;
6265 }
6266
6267 - (bool) hasPackage:(Package *)package {
6268     return true;
6269 }
6270
6271 - (void) reloadData {
6272     [super reloadData];
6273
6274     era_ = [database_ era];
6275     NSArray *packages = [database_ packages];
6276
6277     [packages_ removeAllObjects];
6278     [sections_ removeAllObjects];
6279
6280     _profile(PackageTable$reloadData$Filter)
6281         for (Package *package in packages)
6282             if ([self hasPackage:package])
6283                 [packages_ addObject:package];
6284     _end
6285
6286     [indices_ removeAllObjects];
6287
6288     Section *section = nil;
6289
6290 #if TryIndexedCollation
6291     if ([[self class] hasIndexedCollation]) {
6292         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6293         NSArray *titles = [collation sectionIndexTitles];
6294         int secidx = -1;
6295
6296         _profile(PackageTable$reloadData$Section)
6297             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6298                 Package *package;
6299                 int index;
6300
6301                 _profile(PackageTable$reloadData$Section$Package)
6302                     package = [packages_ objectAtIndex:offset];
6303                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6304                 _end
6305
6306                 while (secidx < index) {
6307                     secidx += 1;
6308
6309                     _profile(PackageTable$reloadData$Section$Allocate)
6310                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6311                     _end
6312
6313                     _profile(PackageTable$reloadData$Section$Add)
6314                         [sections_ addObject:section];
6315                     _end
6316                 }
6317
6318                 [section addToCount];
6319             }
6320         _end
6321     } else
6322 #endif
6323     {
6324         [index_ removeAllObjects];
6325
6326         _profile(PackageTable$reloadData$Section)
6327             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6328                 Package *package;
6329                 unichar index;
6330
6331                 _profile(PackageTable$reloadData$Section$Package)
6332                     package = [packages_ objectAtIndex:offset];
6333                     index = [package index];
6334                 _end
6335
6336                 if (section == nil || [section index] != index) {
6337                     _profile(PackageTable$reloadData$Section$Allocate)
6338                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6339                     _end
6340
6341                     [index_ addObject:[section name]];
6342                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6343
6344                     _profile(PackageTable$reloadData$Section$Add)
6345                         [sections_ addObject:section];
6346                     _end
6347                 }
6348
6349                 [section addToCount];
6350             }
6351         _end
6352     }
6353
6354     _profile(PackageTable$reloadData$List)
6355         [list_ reloadData];
6356     _end
6357 }
6358
6359 - (void) resetCursor {
6360     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6361 }
6362
6363 @end
6364 /* }}} */
6365 /* Filtered Package List Controller {{{ */
6366 @interface FilteredPackageListController : PackageListController {
6367     SEL filter_;
6368     IMP imp_;
6369     id object_;
6370 }
6371
6372 - (void) setObject:(id)object;
6373 - (void) setObject:(id)object forFilter:(SEL)filter;
6374
6375 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6376
6377 @end
6378
6379 @implementation FilteredPackageListController
6380
6381 - (void) dealloc {
6382     if (object_ != nil)
6383         [object_ release];
6384     [super dealloc];
6385 }
6386
6387 - (void) setFilter:(SEL)filter {
6388     filter_ = filter;
6389
6390     /* XXX: this is an unsafe optimization of doomy hell */
6391     Method method(class_getInstanceMethod([Package class], filter));
6392     _assert(method != NULL);
6393     imp_ = method_getImplementation(method);
6394     _assert(imp_ != NULL);
6395 }
6396
6397 - (void) setObject:(id)object {
6398     if (object_ != nil)
6399         [object_ release];
6400     if (object == nil)
6401         object_ = nil;
6402     else
6403         object_ = [object retain];
6404 }
6405
6406 - (void) setObject:(id)object forFilter:(SEL)filter {
6407     [self setFilter:filter];
6408     [self setObject:object];
6409 }
6410
6411 - (bool) hasPackage:(Package *)package {
6412     _profile(FilteredPackageTable$hasPackage)
6413         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6414     _end
6415 }
6416
6417 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6418     if ((self = [super initWithDatabase:database title:title]) != nil) {
6419         [self setFilter:filter];
6420         [self setObject:object];
6421     } return self;
6422 }
6423
6424 @end
6425 /* }}} */
6426
6427 /* Home Controller {{{ */
6428 @interface HomeController : CYBrowserController {
6429 }
6430
6431 @end
6432
6433 @implementation HomeController
6434
6435 - (id) init {
6436     if ((self = [super init]) != nil) {
6437         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6438     } return self;
6439 }
6440
6441 - (NSURL *) navigationURL {
6442     return [NSURL URLWithString:@"cydia://home"];
6443 }
6444
6445 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6446     [super _setMoreHeaders:request];
6447
6448     if (ChipID_ != nil)
6449         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6450     if (UniqueID_ != nil)
6451         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6452     if (PLMN_ != nil)
6453         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6454 }
6455
6456 - (void) aboutButtonClicked {
6457     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6458
6459     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6460     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6461     [alert setCancelButtonIndex:0];
6462
6463     [alert setMessage:
6464         @"Copyright (C) 2008-2011\n"
6465         "Jay Freeman (saurik)\n"
6466         "saurik@saurik.com\n"
6467         "http://www.saurik.com/"
6468     ];
6469
6470     [alert show];
6471 }
6472
6473 - (void) viewDidLoad {
6474     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6475         initWithTitle:UCLocalize("ABOUT")
6476         style:UIBarButtonItemStylePlain
6477         target:self
6478         action:@selector(aboutButtonClicked)
6479     ] autorelease]];
6480 }
6481
6482 @end
6483 /* }}} */
6484 /* Manage Controller {{{ */
6485 @interface ManageController : CYBrowserController {
6486 }
6487
6488 - (void) queueStatusDidChange;
6489
6490 @end
6491
6492 @implementation ManageController
6493
6494 - (id) init {
6495     if ((self = [super init]) != nil) {
6496         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6497     } return self;
6498 }
6499
6500 - (NSURL *) navigationURL {
6501     return [NSURL URLWithString:@"cydia://manage"];
6502 }
6503
6504 - (void) viewDidLoad {
6505     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6506         initWithTitle:UCLocalize("SETTINGS")
6507         style:UIBarButtonItemStylePlain
6508         target:self
6509         action:@selector(settingsButtonClicked)
6510     ] autorelease]];
6511
6512     [self queueStatusDidChange];
6513 }
6514
6515 - (void) settingsButtonClicked {
6516     [delegate_ showSettings];
6517 }
6518
6519 #if !AlwaysReload
6520 - (void) queueButtonClicked {
6521     [delegate_ queue];
6522 }
6523
6524 - (void) applyLoadingTitle {
6525     // Disable "Loading" title.
6526 }
6527
6528 - (void) applyRightButton {
6529     // Disable right button.
6530 }
6531 #endif
6532
6533 - (void) queueStatusDidChange {
6534 #if !AlwaysReload
6535     if (!IsWildcat_ && Queuing_) {
6536         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6537             initWithTitle:UCLocalize("QUEUE")
6538             style:UIBarButtonItemStyleDone
6539             target:self
6540             action:@selector(queueButtonClicked)
6541         ] autorelease]];
6542     } else {
6543         [[self navigationItem] setRightBarButtonItem:nil];
6544     }
6545 #endif
6546 }
6547
6548 - (bool) isLoading {
6549     // Never show as loading.
6550     return false;
6551 }
6552
6553 @end
6554 /* }}} */
6555
6556 /* Refresh Bar {{{ */
6557 @interface RefreshBar : UINavigationBar {
6558     UIProgressIndicator *indicator_;
6559     UITextLabel *prompt_;
6560     UIProgressBar *progress_;
6561     UINavigationButton *cancel_;
6562 }
6563
6564 @end
6565
6566 @implementation RefreshBar
6567
6568 - (void) dealloc {
6569     [indicator_ release];
6570     [prompt_ release];
6571     [progress_ release];
6572     [cancel_ release];
6573     [super dealloc];
6574 }
6575
6576 - (void) positionViews {
6577     CGRect frame = [cancel_ frame];
6578     frame.size = [cancel_ sizeThatFits:frame.size];
6579     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6580     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6581     [cancel_ setFrame:frame];
6582
6583     CGSize prgsize = {75, 100};
6584     CGRect prgrect = {{
6585         [self frame].size.width - prgsize.width - 10,
6586         ([self frame].size.height - prgsize.height) / 2
6587     } , prgsize};
6588     [progress_ setFrame:prgrect];
6589
6590     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6591     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6592     CGRect indrect = {{indoffset, indoffset}, indsize};
6593     [indicator_ setFrame:indrect];
6594
6595     CGSize prmsize = {215, indsize.height + 4};
6596     CGRect prmrect = {{
6597         indoffset * 2 + indsize.width,
6598         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6599     }, prmsize};
6600     [prompt_ setFrame:prmrect];
6601 }
6602
6603 - (void) setFrame:(CGRect)frame {
6604     [super setFrame:frame];
6605     [self positionViews];
6606 }
6607
6608 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6609     if ((self = [super initWithFrame:frame]) != nil) {
6610         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6611
6612         [self setBarStyle:UIBarStyleBlack];
6613
6614         UIBarStyle barstyle([self _barStyle:NO]);
6615         bool ugly(barstyle == UIBarStyleDefault);
6616
6617         UIProgressIndicatorStyle style = ugly ?
6618             UIProgressIndicatorStyleMediumBrown :
6619             UIProgressIndicatorStyleMediumWhite;
6620
6621         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6622         [indicator_ setStyle:style];
6623         [indicator_ startAnimation];
6624         [self addSubview:indicator_];
6625
6626         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6627         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6628         [prompt_ setBackgroundColor:[UIColor clearColor]];
6629         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6630         [self addSubview:prompt_];
6631
6632         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6633         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6634         [progress_ setStyle:0];
6635         [self addSubview:progress_];
6636
6637         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6638         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6639         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6640         [cancel_ setBarStyle:barstyle];
6641
6642         [self positionViews];
6643     } return self;
6644 }
6645
6646 - (void) setCancellable:(bool)cancellable {
6647     if (cancellable)
6648         [self addSubview:cancel_];
6649     else
6650         [cancel_ removeFromSuperview];
6651 }
6652
6653 - (void) start {
6654     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6655     [progress_ setProgress:0];
6656 }
6657
6658 - (void) stop {
6659     [self setCancellable:NO];
6660 }
6661
6662 - (void) setPrompt:(NSString *)prompt {
6663     [prompt_ setText:prompt];
6664 }
6665
6666 - (void) setProgress:(float)progress {
6667     [progress_ setProgress:progress];
6668 }
6669
6670 @end
6671 /* }}} */
6672
6673 @class CYNavigationController;
6674
6675 /* Cydia Tab Bar Controller {{{ */
6676 @interface CYTabBarController : UITabBarController <
6677     UITabBarControllerDelegate,
6678     ProgressDelegate
6679 > {
6680     _transient Database *database_;
6681     RefreshBar *refreshbar_;
6682
6683     bool dropped_;
6684     bool updating_;
6685     // XXX: ok, "updatedelegate_"?...
6686     _transient NSObject<CydiaDelegate> *updatedelegate_;
6687
6688     id root_;
6689     UIViewController *remembered_;
6690     _transient UIViewController *transient_;
6691 }
6692
6693 - (NSArray *) navigationURLCollection;
6694 - (void) dropBar:(BOOL)animated;
6695 - (void) beginUpdate;
6696 - (void) raiseBar:(BOOL)animated;
6697 - (BOOL) updating;
6698
6699 @end
6700
6701 @implementation CYTabBarController
6702
6703 - (void) setUnselectedViewController:(UIViewController *)transient {
6704     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6705     if (transient != nil) {
6706         if (transient_ == nil)
6707             remembered_ = [[controllers objectAtIndex:0] retain];
6708         transient_ = transient;
6709         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6710         [controllers replaceObjectAtIndex:0 withObject:transient_];
6711         [self setSelectedIndex:0];
6712         [self setViewControllers:controllers];
6713         [self concealTabBarSelection];
6714     } else if (remembered_ != nil) {
6715         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6716         transient_ = transient;
6717         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6718         [remembered_ release];
6719         remembered_ = nil;
6720         [self setViewControllers:controllers];
6721         [self revealTabBarSelection];
6722     }
6723 }
6724
6725 - (UIViewController *) unselectedViewController {
6726     return transient_;
6727 }
6728
6729 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6730     if ([self unselectedViewController])
6731         [self setUnselectedViewController:nil];
6732 }
6733
6734 - (NSArray *) navigationURLCollection {
6735     NSMutableArray *items([NSMutableArray array]);
6736
6737     // XXX: Should this deal with transient view controllers?
6738     for (id navigation in [self viewControllers]) {
6739         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6740         if (stack != nil)
6741             [items addObject:stack];
6742     }
6743
6744     return items;
6745 }
6746
6747 - (void) reloadData {
6748     for (CYViewController *controller in [self viewControllers])
6749         [controller reloadData];
6750
6751     [(CYNavigationController *)[self unselectedViewController] reloadData];
6752 }
6753
6754 - (void) dealloc {
6755     [refreshbar_ release];
6756     [[NSNotificationCenter defaultCenter] removeObserver:self];
6757
6758     [super dealloc];
6759 }
6760
6761 - (id) initWithDatabase:(Database *)database {
6762     if ((self = [super init]) != nil) {
6763         database_ = database;
6764         [self setDelegate:self];
6765
6766         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6767         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6768
6769         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6770     } return self;
6771 }
6772
6773 - (void) setUpdate:(NSDate *)date {
6774     [self beginUpdate];
6775 }
6776
6777 - (void) beginUpdate {
6778     [refreshbar_ start];
6779     [self dropBar:YES];
6780
6781     [updatedelegate_ retainNetworkActivityIndicator];
6782     updating_ = true;
6783
6784     [NSThread
6785         detachNewThreadSelector:@selector(performUpdate)
6786         toTarget:self
6787         withObject:nil
6788     ];
6789 }
6790
6791 - (void) performUpdate { _pooled
6792     Status status;
6793     status.setDelegate(self);
6794     [database_ updateWithStatus:status];
6795
6796     [self
6797         performSelectorOnMainThread:@selector(completeUpdate)
6798         withObject:nil
6799         waitUntilDone:NO
6800     ];
6801 }
6802
6803 - (void) stopUpdateWithSelector:(SEL)selector {
6804     updating_ = false;
6805     [updatedelegate_ releaseNetworkActivityIndicator];
6806
6807     [self raiseBar:YES];
6808     [refreshbar_ stop];
6809
6810     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6811 }
6812
6813 - (void) completeUpdate {
6814     if (!updating_)
6815         return;
6816     [self stopUpdateWithSelector:@selector(reloadData)];
6817 }
6818
6819 - (void) cancelUpdate {
6820     [self stopUpdateWithSelector:@selector(updateData)];
6821 }
6822
6823 - (void) cancelPressed {
6824     [self cancelUpdate];
6825 }
6826
6827 - (BOOL) updating {
6828     return updating_;
6829 }
6830
6831 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6832     [refreshbar_ setPrompt:[event compoundMessage]];
6833 }
6834
6835 - (bool) isProgressCancelled {
6836     return !updating_;
6837 }
6838
6839 - (void) setProgressCancellable:(NSNumber *)cancellable {
6840     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6841 }
6842
6843 - (void) setProgressPercent:(NSNumber *)percent {
6844     [refreshbar_ setProgress:[percent floatValue]];
6845 }
6846
6847 - (void) setProgressStatus:(NSDictionary *)status {
6848     if (status != nil)
6849         [self setProgressPercent:[status objectForKey:@"Percent"]];
6850 }
6851
6852 - (void) setUpdateDelegate:(id)delegate {
6853     updatedelegate_ = delegate;
6854 }
6855
6856 - (CGFloat) statusBarHeight {
6857     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6858         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6859     } else {
6860         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6861     }
6862 }
6863
6864 - (UIView *) transitionView {
6865     if ([self respondsToSelector:@selector(_transitionView)])
6866         return [self _transitionView];
6867     else
6868         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6869 }
6870
6871 - (void) dropBar:(BOOL)animated {
6872     if (dropped_)
6873         return;
6874     dropped_ = true;
6875
6876     UIView *transition([self transitionView]);
6877     [[self view] addSubview:refreshbar_];
6878
6879     CGRect barframe([refreshbar_ frame]);
6880
6881     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6882         barframe.origin.y = [self statusBarHeight];
6883     else
6884         barframe.origin.y = 0;
6885
6886     [refreshbar_ setFrame:barframe];
6887
6888     if (animated)
6889         [UIView beginAnimations:nil context:NULL];
6890
6891     CGRect viewframe = [transition frame];
6892     viewframe.origin.y += barframe.size.height;
6893     viewframe.size.height -= barframe.size.height;
6894     [transition setFrame:viewframe];
6895
6896     if (animated)
6897         [UIView commitAnimations];
6898
6899     // Ensure bar has the proper width for our view, it might have changed
6900     barframe.size.width = viewframe.size.width;
6901     [refreshbar_ setFrame:barframe];
6902
6903     // XXX: fix Apple's layout bug
6904     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6905 }
6906
6907 - (void) raiseBar:(BOOL)animated {
6908     if (!dropped_)
6909         return;
6910     dropped_ = false;
6911
6912     UIView *transition([self transitionView]);
6913     [refreshbar_ removeFromSuperview];
6914
6915     CGRect barframe([refreshbar_ frame]);
6916
6917     if (animated)
6918         [UIView beginAnimations:nil context:NULL];
6919
6920     CGRect viewframe = [transition frame];
6921     viewframe.origin.y -= barframe.size.height;
6922     viewframe.size.height += barframe.size.height;
6923     [transition setFrame:viewframe];
6924
6925     if (animated)
6926         [UIView commitAnimations];
6927
6928     // XXX: fix Apple's layout bug
6929     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6930 }
6931
6932 #if 0
6933 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6934     // XXX: fix Apple's layout bug
6935     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6936 }
6937 #endif
6938
6939 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6940     bool dropped(dropped_);
6941
6942     if (dropped)
6943         [self raiseBar:NO];
6944
6945     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6946
6947     if (dropped)
6948         [self dropBar:NO];
6949
6950     // XXX: fix Apple's layout bug
6951     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6952 }
6953
6954 - (void) statusBarFrameChanged:(NSNotification *)notification {
6955     if (dropped_) {
6956         [self raiseBar:NO];
6957         [self dropBar:NO];
6958     }
6959 }
6960
6961 @end
6962 /* }}} */
6963 /* Cydia Navigation Controller {{{ */
6964 @interface CYNavigationController : UINavigationController {
6965     _transient Database *database_;
6966     _transient id<UINavigationControllerDelegate> delegate_;
6967 }
6968
6969 - (NSArray *) navigationURLCollection;
6970 - (id) initWithDatabase:(Database *)database;
6971 - (void) reloadData;
6972
6973 @end
6974
6975
6976 @implementation CYNavigationController
6977
6978 - (NSArray *) navigationURLCollection {
6979     NSMutableArray *stack([NSMutableArray array]);
6980
6981     for (CYViewController *controller in [self viewControllers]) {
6982         NSString *url = [[controller navigationURL] absoluteString];
6983         if (url != nil)
6984             [stack addObject:url];
6985     }
6986
6987     return stack;
6988 }
6989
6990 - (void) reloadData {
6991     for (CYViewController *page in [self viewControllers]) {
6992         // Only reload controllers that have already loaded.
6993         // This prevents a page from accidentally loading too
6994         // early if it hasn't been shown on the screen yet.
6995         if ([page hasLoaded])
6996             [page reloadData];
6997     }
6998 }
6999
7000 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
7001     delegate_ = delegate;
7002 }
7003
7004 - (id) initWithDatabase:(Database *)database {
7005     if ((self = [super init]) != nil) {
7006         database_ = database;
7007     } return self;
7008 }
7009
7010 @end
7011 /* }}} */
7012
7013 /* Cydia:// Protocol {{{ */
7014 @interface CydiaURLProtocol : NSURLProtocol {
7015 }
7016
7017 @end
7018
7019 @implementation CydiaURLProtocol
7020
7021 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7022     NSURL *url([request URL]);
7023     if (url == nil)
7024         return NO;
7025
7026     NSString *scheme([[url scheme] lowercaseString]);
7027     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7028         return YES;
7029     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7030         return YES;
7031
7032     return NO;
7033 }
7034
7035 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7036     return request;
7037 }
7038
7039 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7040     id<NSURLProtocolClient> client([self client]);
7041     if (icon == nil)
7042         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7043     else {
7044         NSData *data(UIImagePNGRepresentation(icon));
7045
7046         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7047         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7048         [client URLProtocol:self didLoadData:data];
7049         [client URLProtocolDidFinishLoading:self];
7050     }
7051 }
7052
7053 - (void) startLoading {
7054     id<NSURLProtocolClient> client([self client]);
7055     NSURLRequest *request([self request]);
7056
7057     NSURL *url([request URL]);
7058     NSString *href([url absoluteString]);
7059     NSString *scheme([[url scheme] lowercaseString]);
7060
7061     NSString *path;
7062
7063     if ([scheme isEqualToString:@"cydia"])
7064         path = [href substringFromIndex:8];
7065     else if ([scheme isEqualToString:@"about"])
7066         path = [href substringFromIndex:12];
7067     else _assert(false);
7068
7069     NSRange slash([path rangeOfString:@"/"]);
7070
7071     NSString *command;
7072     if (slash.location == NSNotFound) {
7073         command = path;
7074         path = nil;
7075     } else {
7076         command = [path substringToIndex:slash.location];
7077         path = [path substringFromIndex:(slash.location + 1)];
7078     }
7079
7080     Database *database([Database sharedInstance]);
7081
7082     if ([command isEqualToString:@"package-icon"]) {
7083         if (path == nil)
7084             goto fail;
7085         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7086         Package *package([database packageWithName:path]);
7087         if (package == nil)
7088             goto fail;
7089         UIImage *icon([package icon]);
7090         [self _returnPNGWithImage:icon forRequest:request];
7091     } else if ([command isEqualToString:@"source-icon"]) {
7092         if (path == nil)
7093             goto fail;
7094         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7095         NSString *source(Simplify(path));
7096         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7097         if (icon == nil)
7098             icon = [UIImage applicationImageNamed:@"unknown.png"];
7099         [self _returnPNGWithImage:icon forRequest:request];
7100     } else if ([command isEqualToString:@"uikit-image"]) {
7101         if (path == nil)
7102             goto fail;
7103         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7104         UIImage *icon(_UIImageWithName(path));
7105         [self _returnPNGWithImage:icon forRequest:request];
7106     } else if ([command isEqualToString:@"section-icon"]) {
7107         if (path == nil)
7108             goto fail;
7109         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7110         NSString *section(Simplify(path));
7111         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7112         if (icon == nil)
7113             icon = [UIImage applicationImageNamed:@"unknown.png"];
7114         [self _returnPNGWithImage:icon forRequest:request];
7115     } else fail: {
7116         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7117     }
7118 }
7119
7120 - (void) stopLoading {
7121 }
7122
7123 @end
7124 /* }}} */
7125
7126 /* Section Controller {{{ */
7127 @interface SectionController : FilteredPackageListController {
7128     _H<NSString> section_;
7129 }
7130
7131 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7132
7133 @end
7134
7135 @implementation SectionController
7136
7137 - (NSURL *) navigationURL {
7138     NSString *name = section_;
7139     if (name == nil)
7140         name = @"all";
7141
7142     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7143 }
7144
7145 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7146     NSString *title;
7147     if (name == nil)
7148         title = UCLocalize("ALL_PACKAGES");
7149     else if (![name isEqual:@""])
7150         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7151     else
7152         title = UCLocalize("NO_SECTION");
7153
7154     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7155         section_ = name;
7156     } return self;
7157 }
7158
7159 @end
7160 /* }}} */
7161 /* Sections Controller {{{ */
7162 @interface SectionsController : CYViewController <
7163     UITableViewDataSource,
7164     UITableViewDelegate
7165 > {
7166     _transient Database *database_;
7167     NSMutableArray *sections_;
7168     NSMutableArray *filtered_;
7169     UITableView *list_;
7170     BOOL editing_;
7171 }
7172
7173 - (id) initWithDatabase:(Database *)database;
7174 - (void) editButtonClicked;
7175
7176 @end
7177
7178 @implementation SectionsController
7179
7180 - (void) dealloc {
7181     [self releaseSubviews];
7182     [sections_ release];
7183     [filtered_ release];
7184
7185     [super dealloc];
7186 }
7187
7188 - (NSURL *) navigationURL {
7189     return [NSURL URLWithString:@"cydia://sections"];
7190 }
7191
7192 - (void) updateNavigationItem {
7193     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7194     if ([sections_ count] == 0) {
7195         [[self navigationItem] setRightBarButtonItem:nil];
7196     } else {
7197         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7198             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7199             target:self
7200             action:@selector(editButtonClicked)
7201         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7202     }
7203 }
7204
7205 - (BOOL) isEditing {
7206     return editing_;
7207 }
7208
7209 - (void) setEditing:(BOOL)editing {
7210     if ((editing_ = editing))
7211         [list_ reloadData];
7212     else
7213         [delegate_ updateData];
7214
7215     [self updateNavigationItem];
7216 }
7217
7218 - (void) viewDidAppear:(BOOL)animated {
7219     [super viewDidAppear:animated];
7220     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7221 }
7222
7223 - (void) viewWillDisappear:(BOOL)animated {
7224     [super viewWillDisappear:animated];
7225     if (editing_) [self setEditing:NO];
7226 }
7227
7228 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7229     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7230     return section;
7231 }
7232
7233 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7234     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7235 }
7236
7237 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7238     return 45.0f;
7239 }*/
7240
7241 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7242     static NSString *reuseIdentifier = @"SectionCell";
7243
7244     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7245     if (cell == nil)
7246         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7247
7248     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7249
7250     return cell;
7251 }
7252
7253 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7254     if (editing_)
7255         return;
7256
7257     Section *section = [self sectionAtIndexPath:indexPath];
7258
7259     SectionController *controller = [[[SectionController alloc]
7260         initWithDatabase:database_
7261         section:[section name]
7262     ] autorelease];
7263     [controller setDelegate:delegate_];
7264
7265     [[self navigationController] pushViewController:controller animated:YES];
7266 }
7267
7268 - (void) loadView {
7269     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7270
7271     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7272     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7273     [list_ setRowHeight:45.0f];
7274     [list_ setDataSource:self];
7275     [list_ setDelegate:self];
7276     [[self view] addSubview:list_];
7277 }
7278
7279 - (void) viewDidLoad {
7280     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7281 }
7282
7283 - (void) releaseSubviews {
7284     [list_ release];
7285     list_ = nil;
7286 }
7287
7288 - (id) initWithDatabase:(Database *)database {
7289     if ((self = [super init]) != nil) {
7290         database_ = database;
7291
7292         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7293         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7294     } return self;
7295 }
7296
7297 - (void) reloadData {
7298     [super reloadData];
7299
7300     NSArray *packages = [database_ packages];
7301
7302     [sections_ removeAllObjects];
7303     [filtered_ removeAllObjects];
7304
7305     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7306
7307     _trace();
7308     for (Package *package in packages) {
7309         NSString *name([package section]);
7310         NSString *key(name == nil ? @"" : name);
7311
7312         Section *section;
7313
7314         _profile(SectionsView$reloadData$Section)
7315             section = [sections objectForKey:key];
7316             if (section == nil) {
7317                 _profile(SectionsView$reloadData$Section$Allocate)
7318                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7319                     [sections setObject:section forKey:key];
7320                 _end
7321             }
7322         _end
7323
7324         [section addToCount];
7325
7326         _profile(SectionsView$reloadData$Filter)
7327             if (![package valid] || ![package visible])
7328                 continue;
7329         _end
7330
7331         [section addToRow];
7332     }
7333     _trace();
7334
7335     [sections_ addObjectsFromArray:[sections allValues]];
7336
7337     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7338
7339     for (Section *section in sections_) {
7340         size_t count([section row]);
7341         if (count == 0)
7342             continue;
7343
7344         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7345         [section setCount:count];
7346         [filtered_ addObject:section];
7347     }
7348
7349     [self updateNavigationItem];
7350     [list_ reloadData];
7351     _trace();
7352 }
7353
7354 - (void) editButtonClicked {
7355     [self setEditing:(!editing_)];
7356 }
7357
7358 @end
7359 /* }}} */
7360
7361 /* Changes Controller {{{ */
7362 @interface ChangesController : CYViewController <
7363     UITableViewDataSource,
7364     UITableViewDelegate
7365 > {
7366     _transient Database *database_;
7367     unsigned era_;
7368     CFMutableArrayRef packages_;
7369     NSMutableArray *sections_;
7370     UITableView *list_;
7371     unsigned upgrades_;
7372     BOOL hasSentFirstLoad_;
7373 }
7374
7375 - (id) initWithDatabase:(Database *)database;
7376
7377 @end
7378
7379 @implementation ChangesController
7380
7381 - (void) dealloc {
7382     [self releaseSubviews];
7383     CFRelease(packages_);
7384     [sections_ release];
7385
7386     [super dealloc];
7387 }
7388
7389 - (NSURL *) navigationURL {
7390     return [NSURL URLWithString:@"cydia://changes"];
7391 }
7392
7393 - (void) viewWillAppear:(BOOL)animated {
7394     // Loads after it appears, so don't load beforehand.
7395     loaded_ = YES;
7396     [super viewWillAppear:animated];
7397 }
7398
7399 - (void) viewDidAppear:(BOOL)animated {
7400     [super viewDidAppear:animated];
7401
7402     if (!hasSentFirstLoad_) {
7403         hasSentFirstLoad_ = YES;
7404         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7405     } else {
7406         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7407     }
7408 }
7409
7410 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7411     NSInteger count([sections_ count]);
7412     return count == 0 ? 1 : count;
7413 }
7414
7415 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7416     if ([sections_ count] == 0)
7417         return nil;
7418     return [[sections_ objectAtIndex:section] name];
7419 }
7420
7421 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7422     if ([sections_ count] == 0)
7423         return 0;
7424     return [[sections_ objectAtIndex:section] count];
7425 }
7426
7427 - (Package *) packageAtIndex:(NSUInteger)index {
7428     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7429 }
7430
7431 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7432 @synchronized (database_) {
7433     if ([database_ era] != era_)
7434         return nil;
7435
7436     NSUInteger sectionIndex([path section]);
7437     if (sectionIndex >= [sections_ count])
7438         return nil;
7439     Section *section([sections_ objectAtIndex:sectionIndex]);
7440     NSInteger row([path row]);
7441     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7442 } }
7443
7444 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7445     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7446     if (cell == nil)
7447         cell = [[[PackageCell alloc] init] autorelease];
7448     [cell setPackage:[self packageAtIndexPath:path]];
7449     return cell;
7450 }
7451
7452 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7453     Package *package([self packageAtIndexPath:path]);
7454     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7455     [view setDelegate:delegate_];
7456     [[self navigationController] pushViewController:view animated:YES];
7457     return path;
7458 }
7459
7460 - (void) refreshButtonClicked {
7461     [delegate_ beginUpdate];
7462     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7463 }
7464
7465 - (void) upgradeButtonClicked {
7466     [delegate_ distUpgrade];
7467 }
7468
7469 - (void) loadView {
7470     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7471
7472     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7473     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7474     [list_ setRowHeight:73];
7475     [list_ setDataSource:self];
7476     [list_ setDelegate:self];
7477     [[self view] addSubview:list_];
7478 }
7479
7480 - (void) viewDidLoad {
7481     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7482 }
7483
7484 - (void) releaseSubviews {
7485     [list_ release];
7486     list_ = nil;
7487 }
7488
7489 - (id) initWithDatabase:(Database *)database {
7490     if ((self = [super init]) != nil) {
7491         database_ = database;
7492
7493         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7494         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7495     } return self;
7496 }
7497
7498 // this mostly works because reloadData (below) is @synchronized (database_)
7499 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7500 - (void) _reloadPackages:(NSArray *)packages {
7501     CFRelease(packages_);
7502     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7503
7504     _trace();
7505     _profile(ChangesController$_reloadPackages$Filter)
7506         for (Package *package in packages)
7507             if ([package upgradableAndEssential:YES] || [package visible])
7508                 CFArrayAppendValue(packages_, package);
7509     _end
7510     _trace();
7511     _profile(ChangesController$_reloadPackages$radixSort)
7512         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7513     _end
7514     _trace();
7515 }
7516
7517 - (void) reloadData {
7518 @synchronized (database_) {
7519     era_ = [database_ era];
7520     NSArray *packages = [database_ packages];
7521
7522     [sections_ removeAllObjects];
7523
7524 #if 1
7525     UIProgressHUD *hud([delegate_ addProgressHUD]);
7526     [hud setText:UCLocalize("LOADING")];
7527     //NSLog(@"HUD:%@::%@", delegate_, hud);
7528     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7529     [delegate_ removeProgressHUD:hud];
7530 #else
7531     [self _reloadPackages:packages];
7532 #endif
7533
7534     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7535     Section *ignored = nil;
7536     Section *section = nil;
7537     time_t last = 0;
7538
7539     upgrades_ = 0;
7540     bool unseens = false;
7541
7542     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7543
7544     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7545         Package *package = [self packageAtIndex:offset];
7546
7547         BOOL uae = [package upgradableAndEssential:YES];
7548
7549         if (!uae) {
7550             unseens = true;
7551             time_t seen([package seen]);
7552
7553             if (section == nil || last != seen) {
7554                 last = seen;
7555
7556                 NSString *name;
7557                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7558                 [name autorelease];
7559
7560                 _profile(ChangesController$reloadData$Allocate)
7561                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7562                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7563                     [sections_ addObject:section];
7564                 _end
7565             }
7566
7567             [section addToCount];
7568         } else if ([package ignored]) {
7569             if (ignored == nil) {
7570                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7571             }
7572             [ignored addToCount];
7573         } else {
7574             ++upgrades_;
7575             [upgradable addToCount];
7576         }
7577     }
7578     _trace();
7579
7580     CFRelease(formatter);
7581
7582     if (unseens) {
7583         Section *last = [sections_ lastObject];
7584         size_t count = [last count];
7585         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7586         [sections_ removeLastObject];
7587     }
7588
7589     if ([ignored count] != 0)
7590         [sections_ insertObject:ignored atIndex:0];
7591     if (upgrades_ != 0)
7592         [sections_ insertObject:upgradable atIndex:0];
7593
7594     [list_ reloadData];
7595
7596     if (upgrades_ > 0)
7597         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7598             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7599             style:UIBarButtonItemStylePlain
7600             target:self
7601             action:@selector(upgradeButtonClicked)
7602         ] autorelease]];
7603
7604     if (![delegate_ updating])
7605         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7606             initWithTitle:UCLocalize("REFRESH")
7607             style:UIBarButtonItemStylePlain
7608             target:self
7609             action:@selector(refreshButtonClicked)
7610         ] autorelease]];
7611
7612     PrintTimes();
7613 } }
7614
7615 @end
7616 /* }}} */
7617 /* Search Controller {{{ */
7618 @interface SearchController : FilteredPackageListController <
7619     UISearchBarDelegate
7620 > {
7621     UISearchBar *search_;
7622     BOOL searchloaded_;
7623 }
7624
7625 - (id) initWithDatabase:(Database *)database;
7626 - (void) setSearchTerm:(NSString *)term;
7627 - (void) reloadData;
7628
7629 @end
7630
7631 @implementation SearchController
7632
7633 - (void) dealloc {
7634     [search_ release];
7635     [super dealloc];
7636 }
7637
7638 - (NSURL *) navigationURL {
7639     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7640         return [NSURL URLWithString:@"cydia://search"];
7641     else
7642         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7643 }
7644
7645 - (void) setSearchTerm:(NSString *)searchTerm {
7646     [search_ setText:searchTerm];
7647     [self reloadData];
7648 }
7649
7650 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7651     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7652     [search_ resignFirstResponder];
7653     [self reloadData];
7654 }
7655
7656 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7657     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7658     [self reloadData];
7659 }
7660
7661 - (id) initWithDatabase:(Database *)database {
7662     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7663         search_ = [[UISearchBar alloc] init];
7664     } return self;
7665 }
7666
7667 - (void) viewDidAppear:(BOOL)animated {
7668     [super viewDidAppear:animated];
7669
7670     if (!searchloaded_) {
7671         searchloaded_ = YES;
7672         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7673         [search_ layoutSubviews];
7674         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7675
7676         UITextField *textField;
7677         if ([search_ respondsToSelector:@selector(searchField)])
7678             textField = [search_ searchField];
7679         else
7680             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7681
7682         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7683         [search_ setDelegate:self];
7684         [textField setEnablesReturnKeyAutomatically:NO];
7685         [[self navigationItem] setTitleView:textField];
7686     }
7687 }
7688
7689 - (void) reloadData {
7690     [self setObject:[search_ text]];
7691     [super reloadData];
7692     [self resetCursor];
7693 }
7694
7695 - (void) didSelectPackage:(Package *)package {
7696     [search_ resignFirstResponder];
7697     [super didSelectPackage:package];
7698 }
7699
7700 @end
7701 /* }}} */
7702 /* Package Settings Controller {{{ */
7703 @interface PackageSettingsController : CYViewController <
7704     UITableViewDataSource,
7705     UITableViewDelegate
7706 > {
7707     _transient Database *database_;
7708     NSString *name_;
7709     Package *package_;
7710     UITableView *table_;
7711     UISwitch *subscribedSwitch_;
7712     UISwitch *ignoredSwitch_;
7713     UITableViewCell *subscribedCell_;
7714     UITableViewCell *ignoredCell_;
7715 }
7716
7717 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7718
7719 @end
7720
7721 @implementation PackageSettingsController
7722
7723 - (void) dealloc {
7724     [self releaseSubviews];
7725     [name_ release];
7726     [package_ release];
7727
7728     [super dealloc];
7729 }
7730
7731 - (NSURL *) navigationURL {
7732     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7733 }
7734
7735 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7736     if (package_ == nil)
7737         return 0;
7738
7739     if ([package_ installed] == nil)
7740         return 1;
7741     else
7742         return 2;
7743 }
7744
7745 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7746     if (package_ == nil)
7747         return 0;
7748
7749     // both sections contain just one item right now.
7750     return 1;
7751 }
7752
7753 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7754     return nil;
7755 }
7756
7757 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7758     if (section == 0)
7759         return UCLocalize("SHOW_ALL_CHANGES_EX");
7760     else
7761         return UCLocalize("IGNORE_UPGRADES_EX");
7762 }
7763
7764 - (void) onSubscribed:(id)control {
7765     bool value([control isOn]);
7766     if (package_ == nil)
7767         return;
7768     if ([package_ setSubscribed:value])
7769         [delegate_ updateData];
7770 }
7771
7772 - (void) _updateIgnored {
7773     const char *package([name_ UTF8String]);
7774     bool on([ignoredSwitch_ isOn]);
7775
7776     pid_t pid(ExecFork());
7777     if (pid == 0) {
7778         FILE *dpkg(popen("dpkg --set-selections", "w"));
7779         fwrite(package, strlen(package), 1, dpkg);
7780
7781         if (on)
7782             fwrite(" hold\n", 6, 1, dpkg);
7783         else
7784             fwrite(" install\n", 9, 1, dpkg);
7785
7786         pclose(dpkg);
7787
7788         exit(0);
7789         _assert(false);
7790     }
7791
7792     _forever {
7793         int status;
7794         int result(waitpid(pid, &status, 0));
7795
7796         if (result != -1) {
7797             _assert(result == pid);
7798             break;
7799         }
7800     }
7801 }
7802
7803 - (void) onIgnored:(id)control {
7804     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7805     [invocation setTarget:self];
7806     [invocation setSelector:@selector(_updateIgnored)];
7807
7808     [delegate_ reloadDataWithInvocation:invocation];
7809 }
7810
7811 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7812     if (package_ == nil)
7813         return nil;
7814
7815     switch ([indexPath section]) {
7816         case 0: return subscribedCell_;
7817         case 1: return ignoredCell_;
7818
7819         _nodefault
7820     }
7821
7822     return nil;
7823 }
7824
7825 - (void) loadView {
7826     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7827
7828     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7829     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7830     [table_ setDataSource:self];
7831     [table_ setDelegate:self];
7832     [[self view] addSubview:table_];
7833
7834     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7835     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7836     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7837
7838     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7839     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7840     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7841
7842     subscribedCell_ = [[UITableViewCell alloc] init];
7843     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7844     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7845     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7846
7847     ignoredCell_ = [[UITableViewCell alloc] init];
7848     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7849     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7850     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7851 }
7852
7853 - (void) viewDidLoad {
7854     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7855 }
7856
7857 - (void) releaseSubviews {
7858     [ignoredCell_ release];
7859     ignoredCell_ = nil;
7860
7861     [subscribedCell_ release];
7862     subscribedCell_ = nil;
7863
7864     [table_ release];
7865     table_ = nil;
7866
7867     [ignoredSwitch_ release];
7868     ignoredSwitch_ = nil;
7869
7870     [subscribedSwitch_ release];
7871     subscribedSwitch_ = nil;
7872 }
7873
7874 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7875     if ((self = [super init]) != nil) {
7876         database_ = database;
7877         name_ = [package retain];
7878     } return self;
7879 }
7880
7881 - (void) reloadData {
7882     [super reloadData];
7883
7884     if (package_ != nil)
7885         [package_ autorelease];
7886     package_ = [database_ packageWithName:name_];
7887
7888     if (package_ != nil) {
7889         package_ = [package_ retain];
7890         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7891         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7892     } // XXX: what now, G?
7893
7894     [table_ reloadData];
7895 }
7896
7897 @end
7898 /* }}} */
7899
7900 /* Installed Controller {{{ */
7901 @interface InstalledController : FilteredPackageListController {
7902     BOOL expert_;
7903 }
7904
7905 - (id) initWithDatabase:(Database *)database;
7906
7907 - (void) updateRoleButton;
7908 - (void) queueStatusDidChange;
7909
7910 @end
7911
7912 @implementation InstalledController
7913
7914 - (void) dealloc {
7915     [super dealloc];
7916 }
7917
7918 - (NSURL *) navigationURL {
7919     return [NSURL URLWithString:@"cydia://installed"];
7920 }
7921
7922 - (id) initWithDatabase:(Database *)database {
7923     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7924         [self updateRoleButton];
7925         [self queueStatusDidChange];
7926     } return self;
7927 }
7928
7929 #if !AlwaysReload
7930 - (void) queueButtonClicked {
7931     [delegate_ queue];
7932 }
7933 #endif
7934
7935 - (void) queueStatusDidChange {
7936 #if !AlwaysReload
7937     if (IsWildcat_) {
7938         if (Queuing_) {
7939             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7940                 initWithTitle:UCLocalize("QUEUE")
7941                 style:UIBarButtonItemStyleDone
7942                 target:self
7943                 action:@selector(queueButtonClicked)
7944             ] autorelease]];
7945         } else {
7946             [[self navigationItem] setLeftBarButtonItem:nil];
7947         }
7948     }
7949 #endif
7950 }
7951
7952 - (void) updateRoleButton {
7953     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7954         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7955             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7956             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7957             target:self
7958             action:@selector(roleButtonClicked)
7959         ] autorelease]];
7960 }
7961
7962 - (void) roleButtonClicked {
7963     [self setObject:[NSNumber numberWithBool:expert_]];
7964     [self reloadData];
7965     expert_ = !expert_;
7966
7967     [self updateRoleButton];
7968 }
7969
7970 @end
7971 /* }}} */
7972
7973 /* Source Cell {{{ */
7974 @interface SourceCell : CYTableViewCell <
7975     ContentDelegate
7976 > {
7977     UIImage *icon_;
7978     NSString *origin_;
7979     NSString *label_;
7980 }
7981
7982 - (void) setSource:(Source *)source;
7983
7984 @end
7985
7986 @implementation SourceCell
7987
7988 - (void) clearSource {
7989     [icon_ release];
7990     [origin_ release];
7991     [label_ release];
7992
7993     icon_ = nil;
7994     origin_ = nil;
7995     label_ = nil;
7996 }
7997
7998 - (void) setSource:(Source *)source {
7999     [self clearSource];
8000
8001     if (icon_ == nil)
8002         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
8003     if (icon_ == nil)
8004         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8005     icon_ = [icon_ retain];
8006
8007     origin_ = [[source name] retain];
8008     label_ = [[source uri] retain];
8009
8010     [content_ setNeedsDisplay];
8011 }
8012
8013 - (void) dealloc {
8014     [self clearSource];
8015     [super dealloc];
8016 }
8017
8018 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8019     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8020         UIView *content([self contentView]);
8021         CGRect bounds([content bounds]);
8022
8023         content_ = [[ContentView alloc] initWithFrame:bounds];
8024         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8025         [content_ setBackgroundColor:[UIColor whiteColor]];
8026         [content addSubview:content_];
8027
8028         [content_ setDelegate:self];
8029         [content_ setOpaque:YES];
8030     } return self;
8031 }
8032
8033 - (NSString *) accessibilityLabel {
8034     return label_;
8035 }
8036
8037 - (void) drawContentRect:(CGRect)rect {
8038     bool highlighted(highlighted_);
8039     float width(rect.size.width);
8040
8041     if (icon_ != nil)
8042         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8043
8044     if (highlighted)
8045         UISetColor(White_);
8046
8047     if (!highlighted)
8048         UISetColor(Black_);
8049     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8050
8051     if (!highlighted)
8052         UISetColor(Blue_);
8053     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8054 }
8055
8056 @end
8057 /* }}} */
8058 /* Source Controller {{{ */
8059 @interface SourceController : FilteredPackageListController {
8060     _transient Source *source_;
8061     NSString *key_;
8062 }
8063
8064 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8065
8066 @end
8067
8068 @implementation SourceController
8069
8070 - (NSURL *) navigationURL {
8071     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8072 }
8073
8074 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8075     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8076         source_ = source;
8077         key_ = [[source key] retain];
8078     } return self;
8079 }
8080
8081 - (void) reloadData {
8082     source_ = [database_ sourceWithKey:key_];
8083     [key_ release];
8084     key_ = [[source_ key] retain];
8085     [self setObject:source_];
8086     [[self navigationItem] setTitle:[source_ label]];
8087
8088     [super reloadData];
8089 }
8090
8091 @end
8092 /* }}} */
8093 /* Sources Controller {{{ */
8094 @interface SourcesController : CYViewController <
8095     UITableViewDataSource,
8096     UITableViewDelegate
8097 > {
8098     _transient Database *database_;
8099     UITableView *list_;
8100     NSMutableArray *sources_;
8101     int offset_;
8102
8103     NSString *href_;
8104     UIProgressHUD *hud_;
8105     NSError *error_;
8106
8107     //NSURLConnection *installer_;
8108     NSURLConnection *trivial_;
8109     NSURLConnection *trivial_bz2_;
8110     NSURLConnection *trivial_gz_;
8111     //NSURLConnection *automatic_;
8112
8113     BOOL cydia_;
8114 }
8115
8116 - (id) initWithDatabase:(Database *)database;
8117 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8118
8119 @end
8120
8121 @implementation SourcesController
8122
8123 - (void) _releaseConnection:(NSURLConnection *)connection {
8124     if (connection != nil) {
8125         [connection cancel];
8126         //[connection setDelegate:nil];
8127         [connection release];
8128     }
8129 }
8130
8131 - (void) dealloc {
8132     [self releaseSubviews];
8133
8134     [href_ release];
8135     [hud_ release];
8136     [error_ release];
8137
8138     //[self _releaseConnection:installer_];
8139     [self _releaseConnection:trivial_];
8140     [self _releaseConnection:trivial_gz_];
8141     [self _releaseConnection:trivial_bz2_];
8142     //[self _releaseConnection:automatic_];
8143
8144     [sources_ release];
8145     [super dealloc];
8146 }
8147
8148 - (NSURL *) navigationURL {
8149     return [NSURL URLWithString:@"cydia://sources"];
8150 }
8151
8152 - (void) viewDidAppear:(BOOL)animated {
8153     [super viewDidAppear:animated];
8154     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8155 }
8156
8157 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8158     return offset_ == 0 ? 1 : 2;
8159 }
8160
8161 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8162     switch (section + (offset_ == 0 ? 1 : 0)) {
8163         case 0: return UCLocalize("ENTERED_BY_USER");
8164         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8165
8166         _nodefault
8167     }
8168 }
8169
8170 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8171     int count = [sources_ count];
8172     switch (section) {
8173         case 0: return (offset_ == 0 ? count : offset_);
8174         case 1: return count - offset_;
8175
8176         _nodefault
8177     }
8178 }
8179
8180 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8181     unsigned idx = 0;
8182     switch (indexPath.section) {
8183         case 0: idx = indexPath.row; break;
8184         case 1: idx = indexPath.row + offset_; break;
8185
8186         _nodefault
8187     }
8188     return [sources_ objectAtIndex:idx];
8189 }
8190
8191 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8192     static NSString *cellIdentifier = @"SourceCell";
8193
8194     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8195     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8196     [cell setSource:[self sourceAtIndexPath:indexPath]];
8197     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8198
8199     return cell;
8200 }
8201
8202 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8203     Source *source = [self sourceAtIndexPath:indexPath];
8204
8205     SourceController *controller = [[[SourceController alloc]
8206         initWithDatabase:database_
8207         source:source
8208     ] autorelease];
8209
8210     [controller setDelegate:delegate_];
8211
8212     [[self navigationController] pushViewController:controller animated:YES];
8213 }
8214
8215 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8216     Source *source = [self sourceAtIndexPath:indexPath];
8217     return [source record] != nil;
8218 }
8219
8220 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8221     Source *source = [self sourceAtIndexPath:indexPath];
8222     [Sources_ removeObjectForKey:[source key]];
8223     [delegate_ syncData];
8224 }
8225
8226 - (void) complete {
8227     [delegate_ addTrivialSource:href_];
8228     [delegate_ syncData];
8229 }
8230
8231 - (NSString *) getWarning {
8232     NSString *href(href_);
8233     NSRange colon([href rangeOfString:@"://"]);
8234     if (colon.location != NSNotFound)
8235         href = [href substringFromIndex:(colon.location + 3)];
8236     href = [href stringByAddingPercentEscapes];
8237     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8238     href = [href stringByCachingURLWithCurrentCDN];
8239
8240     NSURL *url([NSURL URLWithString:href]);
8241
8242     NSStringEncoding encoding;
8243     NSError *error(nil);
8244
8245     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8246         return [warning length] == 0 ? nil : warning;
8247     return nil;
8248 }
8249
8250 - (void) _endConnection:(NSURLConnection *)connection {
8251     // XXX: the memory management in this method is horribly awkward
8252
8253     NSURLConnection **field = NULL;
8254     if (connection == trivial_)
8255         field = &trivial_;
8256     else if (connection == trivial_bz2_)
8257         field = &trivial_bz2_;
8258     else if (connection == trivial_gz_)
8259         field = &trivial_gz_;
8260     _assert(field != NULL);
8261     [connection release];
8262     *field = nil;
8263
8264     if (
8265         trivial_ == nil &&
8266         trivial_bz2_ == nil &&
8267         trivial_gz_ == nil
8268     ) {
8269         bool defer(false);
8270
8271         if (cydia_) {
8272             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8273                 defer = true;
8274
8275                 UIAlertView *alert = [[[UIAlertView alloc]
8276                     initWithTitle:UCLocalize("SOURCE_WARNING")
8277                     message:warning
8278                     delegate:self
8279                     cancelButtonTitle:UCLocalize("CANCEL")
8280                     otherButtonTitles:
8281                         UCLocalize("ADD_ANYWAY"),
8282                     nil
8283                 ] autorelease];
8284
8285                 [alert setContext:@"warning"];
8286                 [alert setNumberOfRows:1];
8287                 [alert show];
8288             } else
8289                 [self complete];
8290         } else if (error_ != nil) {
8291             UIAlertView *alert = [[[UIAlertView alloc]
8292                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8293                 message:[error_ localizedDescription]
8294                 delegate:self
8295                 cancelButtonTitle:UCLocalize("OK")
8296                 otherButtonTitles:nil
8297             ] autorelease];
8298
8299             [alert setContext:@"urlerror"];
8300             [alert show];
8301         } else {
8302             UIAlertView *alert = [[[UIAlertView alloc]
8303                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8304                 message:UCLocalize("NOT_REPOSITORY_EX")
8305                 delegate:self
8306                 cancelButtonTitle:UCLocalize("OK")
8307                 otherButtonTitles:nil
8308             ] autorelease];
8309
8310             [alert setContext:@"trivial"];
8311             [alert show];
8312         }
8313
8314         [delegate_ releaseNetworkActivityIndicator];
8315
8316         [delegate_ removeProgressHUD:hud_];
8317         [hud_ autorelease];
8318         hud_ = nil;
8319
8320         if (!defer) {
8321             [href_ release];
8322             href_ = nil;
8323         }
8324
8325         if (error_ != nil) {
8326             [error_ release];
8327             error_ = nil;
8328         }
8329     }
8330 }
8331
8332 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8333     switch ([response statusCode]) {
8334         case 200:
8335             cydia_ = YES;
8336     }
8337 }
8338
8339 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8340     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8341     if (error_ != nil)
8342         error_ = [error retain];
8343     [self _endConnection:connection];
8344 }
8345
8346 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8347     [self _endConnection:connection];
8348 }
8349
8350 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8351     NSMutableURLRequest *request = [NSMutableURLRequest
8352         requestWithURL:[NSURL URLWithString:href]
8353         cachePolicy:NSURLRequestUseProtocolCachePolicy
8354         timeoutInterval:120.0
8355     ];
8356
8357     [request setHTTPMethod:method];
8358
8359     if (Machine_ != NULL)
8360         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8361     if (UniqueID_ != nil)
8362         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8363     if (Role_ != nil)
8364         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8365
8366     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8367 }
8368
8369 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8370     NSString *context([alert context]);
8371
8372     if ([context isEqualToString:@"source"]) {
8373         switch (button) {
8374             case 1: {
8375                 NSString *href = [[alert textField] text];
8376
8377                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8378
8379                 if (![href hasSuffix:@"/"])
8380                     href_ = [href stringByAppendingString:@"/"];
8381                 else
8382                     href_ = href;
8383                 href_ = [href_ retain];
8384
8385                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8386                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8387                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8388                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8389
8390                 cydia_ = false;
8391
8392                 // XXX: this is stupid
8393                 hud_ = [[delegate_ addProgressHUD] retain];
8394                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8395                 [delegate_ retainNetworkActivityIndicator];
8396             } break;
8397
8398             case 0:
8399             break;
8400
8401             _nodefault
8402         }
8403
8404         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8405     } else if ([context isEqualToString:@"trivial"])
8406         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8407     else if ([context isEqualToString:@"urlerror"])
8408         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8409     else if ([context isEqualToString:@"warning"]) {
8410         switch (button) {
8411             case 1:
8412                 [self complete];
8413             break;
8414
8415             case 0:
8416             break;
8417
8418             _nodefault
8419         }
8420
8421         [href_ release];
8422         href_ = nil;
8423
8424         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8425     }
8426 }
8427
8428 - (void) loadView {
8429     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8430
8431     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8432     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8433     [list_ setRowHeight:56];
8434     [list_ setDataSource:self];
8435     [list_ setDelegate:self];
8436     [[self view] addSubview:list_];
8437 }
8438
8439 - (void) viewDidLoad {
8440     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8441     [self updateButtonsForEditingStatus:NO animated:NO];
8442 }
8443
8444 - (void) releaseSubviews {
8445     [list_ release];
8446     list_ = nil;
8447 }
8448
8449 - (id) initWithDatabase:(Database *)database {
8450     if ((self = [super init]) != nil) {
8451         database_ = database;
8452         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8453     } return self;
8454 }
8455
8456 - (void) reloadData {
8457     [super reloadData];
8458
8459     pkgSourceList list;
8460     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8461         return;
8462
8463     [sources_ removeAllObjects];
8464     [sources_ addObjectsFromArray:[database_ sources]];
8465     _trace();
8466     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8467     _trace();
8468
8469     int count([sources_ count]);
8470     offset_ = 0;
8471     for (int i = 0; i != count; i++) {
8472         if ([[sources_ objectAtIndex:i] record] == nil)
8473             break;
8474         offset_++;
8475     }
8476
8477     [list_ setEditing:NO];
8478     [self updateButtonsForEditingStatus:NO animated:NO];
8479     [list_ reloadData];
8480 }
8481
8482 - (void) showAddSourcePrompt {
8483     UIAlertView *alert = [[[UIAlertView alloc]
8484         initWithTitle:UCLocalize("ENTER_APT_URL")
8485         message:nil
8486         delegate:self
8487         cancelButtonTitle:UCLocalize("CANCEL")
8488         otherButtonTitles:
8489             UCLocalize("ADD_SOURCE"),
8490         nil
8491     ] autorelease];
8492
8493     [alert setContext:@"source"];
8494     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8495
8496     [alert setNumberOfRows:1];
8497     [alert addTextFieldWithValue:@"http://" label:@""];
8498
8499     UITextInputTraits *traits = [[alert textField] textInputTraits];
8500     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8501     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8502     [traits setKeyboardType:UIKeyboardTypeURL];
8503     // XXX: UIReturnKeyDone
8504     [traits setReturnKeyType:UIReturnKeyNext];
8505
8506     [alert show];
8507 }
8508
8509 - (void) addButtonClicked {
8510     [self showAddSourcePrompt];
8511 }
8512
8513 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8514     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8515         initWithTitle:UCLocalize("ADD")
8516         style:UIBarButtonItemStylePlain
8517         target:self
8518         action:@selector(addButtonClicked)
8519     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8520
8521     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8522         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8523         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8524         target:self
8525         action:@selector(editButtonClicked)
8526     ] autorelease] animated:animated];
8527
8528     if (IsWildcat_ && !editing)
8529         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8530             initWithTitle:UCLocalize("SETTINGS")
8531             style:UIBarButtonItemStylePlain
8532             target:self
8533             action:@selector(settingsButtonClicked)
8534         ] autorelease]];
8535 }
8536
8537 - (void) settingsButtonClicked {
8538     [delegate_ showSettings];
8539 }
8540
8541 - (void) editButtonClicked {
8542     [list_ setEditing:![list_ isEditing] animated:YES];
8543
8544     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8545 }
8546
8547 @end
8548 /* }}} */
8549
8550 /* Settings Controller {{{ */
8551 @interface SettingsController : CYViewController <
8552     UITableViewDataSource,
8553     UITableViewDelegate
8554 > {
8555     _transient Database *database_;
8556     // XXX: ok, "roledelegate_"?...
8557     _transient id roledelegate_;
8558     UITableView *table_;
8559     UISegmentedControl *segment_;
8560     UIView *container_;
8561 }
8562
8563 - (void) showDoneButton;
8564 - (void) resizeSegmentedControl;
8565
8566 @end
8567
8568 @implementation SettingsController
8569
8570 - (void) dealloc {
8571     [self releaseSubviews];
8572
8573     [super dealloc];
8574 }
8575
8576 - (void) loadView {
8577     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8578
8579     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8580     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8581     [table_ setDelegate:self];
8582     [table_ setDataSource:self];
8583     [[self view] addSubview:table_];
8584
8585     NSArray *items = [NSArray arrayWithObjects:
8586         UCLocalize("USER"),
8587         UCLocalize("HACKER"),
8588         UCLocalize("DEVELOPER"),
8589     nil];
8590     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8591     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8592     [container_ addSubview:segment_];
8593 }
8594
8595 - (void) viewDidLoad {
8596     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8597
8598     int index = -1;
8599     if ([Role_ isEqualToString:@"User"]) index = 0;
8600     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8601     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8602     if (index != -1) {
8603         [segment_ setSelectedSegmentIndex:index];
8604         [self showDoneButton];
8605     }
8606
8607     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8608     [self resizeSegmentedControl];
8609 }
8610
8611 - (void) releaseSubviews {
8612     [table_ release];
8613     table_ = nil;
8614
8615     [segment_ release];
8616     segment_ = nil;
8617
8618     [container_ release];
8619     container_ = nil;
8620 }
8621
8622 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8623     if ((self = [super init]) != nil) {
8624         database_ = database;
8625         roledelegate_ = delegate;
8626     } return self;
8627 }
8628
8629 - (void) resizeSegmentedControl {
8630     CGFloat width = [[self view] frame].size.width;
8631     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8632 }
8633
8634 - (void) viewWillAppear:(BOOL)animated {
8635     [super viewWillAppear:animated];
8636
8637     [self resizeSegmentedControl];
8638 }
8639
8640 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8641     [self resizeSegmentedControl];
8642 }
8643
8644 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8645     [self resizeSegmentedControl];
8646 }
8647
8648 - (void) save {
8649     NSString *role(nil);
8650
8651     switch ([segment_ selectedSegmentIndex]) {
8652         case 0: role = @"User"; break;
8653         case 1: role = @"Hacker"; break;
8654         case 2: role = @"Developer"; break;
8655
8656         _nodefault
8657     }
8658
8659     if (![role isEqualToString:Role_]) {
8660         bool rolling(Role_ == nil);
8661         Role_ = role;
8662
8663         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8664             Role_, @"Role",
8665         nil];
8666
8667         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8668         Changed_ = true;
8669
8670         if (rolling)
8671             [roledelegate_ loadData];
8672         else
8673             [roledelegate_ updateData];
8674     }
8675 }
8676
8677 - (void) segmentChanged:(UISegmentedControl *)control {
8678     [self showDoneButton];
8679 }
8680
8681 - (void) saveAndClose {
8682     [self save];
8683
8684     [[self navigationItem] setRightBarButtonItem:nil];
8685     [[self navigationController] dismissModalViewControllerAnimated:YES];
8686 }
8687
8688 - (void) doneButtonClicked {
8689     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8690     [spinner startAnimating];
8691     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8692     [[self navigationItem] setRightBarButtonItem:spinItem];
8693
8694     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8695 }
8696
8697 - (void) showDoneButton {
8698     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8699         initWithTitle:UCLocalize("DONE")
8700         style:UIBarButtonItemStyleDone
8701         target:self
8702         action:@selector(doneButtonClicked)
8703     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8704 }
8705
8706 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8707     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8708     return 6;
8709 }
8710
8711 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8712     return 0; // :(
8713 }
8714
8715 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8716     return nil; // This method is required by the protocol.
8717 }
8718
8719 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8720     if (section == 1)
8721         return UCLocalize("ROLE_EX");
8722     if (section == 4)
8723         return [NSString stringWithFormat:
8724             @"%@: %@\n%@: %@\n%@: %@",
8725             UCLocalize("USER"), UCLocalize("USER_EX"),
8726             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8727             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8728         ];
8729     else return nil;
8730 }
8731
8732 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8733     return section == 3 ? 44.0f : 0;
8734 }
8735
8736 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8737     return section == 3 ? container_ : nil;
8738 }
8739
8740 - (void) reloadData {
8741     [super reloadData];
8742     [table_ reloadData];
8743 }
8744
8745 @end
8746 /* }}} */
8747 /* Stash Controller {{{ */
8748 @interface StashController : CYViewController {
8749     UIActivityIndicatorView *spinner_;
8750     UILabel *status_;
8751     UILabel *caption_;
8752 }
8753
8754 @end
8755
8756 @implementation StashController
8757
8758 - (void) dealloc {
8759     [self releaseSubviews];
8760
8761     [super dealloc];
8762 }
8763
8764 - (void) loadView {
8765     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8766     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8767
8768     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8769     CGRect spinrect = [spinner_ frame];
8770     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8771     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8772     [spinner_ setFrame:spinrect];
8773     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8774     [[self view] addSubview:spinner_];
8775     [spinner_ startAnimating];
8776
8777     CGRect captrect;
8778     captrect.size.width = [[self view] frame].size.width;
8779     captrect.size.height = 40.0f;
8780     captrect.origin.x = 0;
8781     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8782     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8783     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8784     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8785     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8786     [caption_ setTextColor:[UIColor whiteColor]];
8787     [caption_ setBackgroundColor:[UIColor clearColor]];
8788     [caption_ setShadowColor:[UIColor blackColor]];
8789     [caption_ setTextAlignment:UITextAlignmentCenter];
8790     [[self view] addSubview:caption_];
8791
8792     CGRect statusrect;
8793     statusrect.size.width = [[self view] frame].size.width;
8794     statusrect.size.height = 30.0f;
8795     statusrect.origin.x = 0;
8796     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8797     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8798     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8799     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8800     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8801     [status_ setTextColor:[UIColor whiteColor]];
8802     [status_ setBackgroundColor:[UIColor clearColor]];
8803     [status_ setShadowColor:[UIColor blackColor]];
8804     [status_ setTextAlignment:UITextAlignmentCenter];
8805     [[self view] addSubview:status_];
8806 }
8807
8808 - (void) releaseSubviews {
8809     [spinner_ release];
8810     spinner_ = nil;
8811
8812     [status_ release];
8813     status_ = nil;
8814
8815     [caption_ release];
8816     caption_ = nil;
8817 }
8818
8819 @end
8820 /* }}} */
8821
8822 @interface Cydia : UIApplication <
8823     ConfirmationControllerDelegate,
8824     DatabaseDelegate,
8825     CydiaDelegate,
8826     UINavigationControllerDelegate,
8827     UITabBarControllerDelegate
8828 > {
8829     // XXX: evaluate all fields for _transient
8830
8831     UIWindow *window_;
8832     CYTabBarController *tabbar_;
8833     CYEmulatedLoadingController *emulated_;
8834
8835     NSMutableArray *essential_;
8836     NSMutableArray *broken_;
8837
8838     Database *database_;
8839
8840     NSURL *starturl_;
8841
8842     unsigned locked_;
8843     unsigned activity_;
8844
8845     StashController *stash_;
8846
8847     bool loaded_;
8848 }
8849
8850 - (void) loadData;
8851
8852 @end
8853
8854 @implementation Cydia
8855
8856 - (void) beginUpdate {
8857     [tabbar_ beginUpdate];
8858 }
8859
8860 - (BOOL) updating {
8861     return [tabbar_ updating];
8862 }
8863
8864 - (void) _loaded {
8865     if ([broken_ count] != 0) {
8866         int count = [broken_ count];
8867
8868         UIAlertView *alert = [[[UIAlertView alloc]
8869             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8870             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8871             delegate:self
8872             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8873             otherButtonTitles:
8874                 UCLocalize("TEMPORARY_IGNORE"),
8875             nil
8876         ] autorelease];
8877
8878         [alert setContext:@"fixhalf"];
8879         [alert setNumberOfRows:2];
8880         [alert show];
8881     } else if (!Ignored_ && [essential_ count] != 0) {
8882         int count = [essential_ count];
8883
8884         UIAlertView *alert = [[[UIAlertView alloc]
8885             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8886             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8887             delegate:self
8888             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8889             otherButtonTitles:
8890                 UCLocalize("UPGRADE_ESSENTIAL"),
8891                 UCLocalize("COMPLETE_UPGRADE"),
8892             nil
8893         ] autorelease];
8894
8895         [alert setContext:@"upgrade"];
8896         [alert show];
8897     }
8898 }
8899
8900 - (void) _saveConfig {
8901     _trace();
8902     MetaFile_.Sync();
8903     _trace();
8904
8905     if (Changed_) {
8906         NSString *error(nil);
8907
8908         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8909             _trace();
8910             NSError *error(nil);
8911             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8912                 NSLog(@"failure to save metadata data: %@", error);
8913             _trace();
8914
8915             Changed_ = false;
8916         } else {
8917             NSLog(@"failure to serialize metadata: %@", error);
8918         }
8919     }
8920 }
8921
8922 // Navigation controller for the queuing badge.
8923 - (CYNavigationController *) queueNavigationController {
8924     NSArray *controllers = [tabbar_ viewControllers];
8925     return [controllers objectAtIndex:3];
8926 }
8927
8928 - (void) _updateData {
8929     [self _saveConfig];
8930
8931     [tabbar_ reloadData];
8932
8933     CYNavigationController *navigation = [self queueNavigationController];
8934
8935     id queuedelegate = nil;
8936     if ([[navigation viewControllers] count] > 0)
8937         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8938
8939     [queuedelegate queueStatusDidChange];
8940     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8941 }
8942
8943 - (void) _refreshIfPossible:(NSDate *)update {
8944     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8945
8946     bool recently = false;
8947     if (update != nil) {
8948         NSTimeInterval interval([update timeIntervalSinceNow]);
8949         if (interval <= 0 && interval > -(15*60))
8950             recently = true;
8951     }
8952
8953     // Don't automatic refresh if:
8954     //  - We already refreshed recently.
8955     //  - We already auto-refreshed this launch.
8956     //  - Auto-refresh is disabled.
8957     if (recently || loaded_ || ManualRefresh) {
8958         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8959
8960         // If we are cancelling, we need to make sure it knows it's already loaded.
8961         loaded_ = true;
8962         return;
8963     } else {
8964         // We are going to load, so remember that.
8965         loaded_ = true;
8966     }
8967
8968     SCNetworkReachabilityFlags flags; {
8969         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8970         SCNetworkReachabilityGetFlags(reachability, &flags);
8971         CFRelease(reachability);
8972     }
8973
8974     // XXX: this elaborate mess is what Apple is using to determine this? :(
8975     // XXX: do we care if the user has to intervene? maybe that's ok?
8976     bool reachable(
8977         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8978             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8979                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8980                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8981             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8982             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8983         )
8984     );
8985
8986     // If we can reach the server, auto-refresh!
8987     if (reachable)
8988         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8989
8990     [pool release];
8991 }
8992
8993 - (void) refreshIfPossible {
8994     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8995 }
8996
8997 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8998     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8999     [hud setText:UCLocalize("RELOADING_DATA")];
9000
9001     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9002
9003     if (hud != nil)
9004         [self removeProgressHUD:hud];
9005
9006     size_t changes(0);
9007
9008     [essential_ removeAllObjects];
9009     [broken_ removeAllObjects];
9010
9011     NSArray *packages([database_ packages]);
9012     for (Package *package in packages) {
9013         if ([package half])
9014             [broken_ addObject:package];
9015         if ([package upgradableAndEssential:NO]) {
9016             if ([package essential])
9017                 [essential_ addObject:package];
9018             ++changes;
9019         }
9020     }
9021
9022     NSLog(@"changes:#%u", changes);
9023
9024     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9025     if (changes != 0) {
9026         _trace();
9027         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9028         [changesItem setBadgeValue:badge];
9029         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9030         [self setApplicationIconBadgeNumber:changes];
9031     } else {
9032         _trace();
9033         [changesItem setBadgeValue:nil];
9034         [changesItem setAnimatedBadge:NO];
9035         [self setApplicationIconBadgeNumber:0];
9036     }
9037
9038     [self _updateData];
9039
9040     [self refreshIfPossible];
9041 }
9042
9043 - (void) updateData {
9044     [self _updateData];
9045 }
9046
9047 - (void) update_ {
9048     [database_ update];
9049 }
9050
9051 - (void) complete {
9052     @synchronized (self) {
9053         [self _reloadDataWithInvocation:nil];
9054     }
9055 }
9056
9057 - (void) disemulate {
9058     if (emulated_ == nil)
9059         return;
9060
9061     [window_ addSubview:[tabbar_ view]];
9062     [[emulated_ view] removeFromSuperview];
9063     [emulated_ release];
9064     emulated_ = nil;
9065     [window_ setUserInteractionEnabled:YES];
9066 }
9067
9068 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9069     UINavigationController *navigation([[[CYNavigationController alloc] initWithRootViewController:controller] autorelease]);
9070     if (IsWildcat_)
9071         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9072
9073     UIViewController *parent;
9074     if (emulated_ == nil)
9075         parent = tabbar_;
9076     else if (!force)
9077         parent = emulated_;
9078     else {
9079         [self disemulate];
9080         parent = tabbar_;
9081     }
9082
9083     [parent presentModalViewController:navigation animated:YES];
9084 }
9085
9086 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9087     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9088
9089     if (navigation != nil)
9090         [navigation pushViewController:progress animated:YES];
9091     else
9092         [self presentModalViewController:progress force:YES];
9093
9094     [progress invoke:invocation withTitle:title];
9095     return progress;
9096 }
9097
9098 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9099     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9100 }
9101
9102 - (void) repairWithInvocation:(NSInvocation *)invocation {
9103     _trace();
9104     [self invokeNewProgress:invocation forController:nil withTitle:UCLocalize("REPAIRING")];
9105     _trace();
9106 }
9107
9108 - (void) repairWithSelector:(SEL)selector {
9109     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9110 }
9111
9112 - (void) syncData {
9113     [self _saveConfig];
9114
9115     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9116     _assert(file != NULL);
9117
9118     for (NSString *key in [Sources_ allKeys]) {
9119         NSDictionary *source([Sources_ objectForKey:key]);
9120
9121         fprintf(file, "%s %s %s\n",
9122             [[source objectForKey:@"Type"] UTF8String],
9123             [[source objectForKey:@"URI"] UTF8String],
9124             [[source objectForKey:@"Distribution"] UTF8String]
9125         );
9126     }
9127
9128     fclose(file);
9129
9130     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:UCLocalize("UPDATING_SOURCES")];
9131
9132     [self complete];
9133 }
9134
9135 - (void) addTrivialSource:(NSString *)href {
9136     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9137         @"deb", @"Type",
9138         href, @"URI",
9139         @"./", @"Distribution",
9140     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9141
9142     Changed_ = true;
9143 }
9144
9145 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9146     @synchronized (self) {
9147         [self _reloadDataWithInvocation:invocation];
9148     }
9149 }
9150
9151 - (void) reloadData {
9152     [self reloadDataWithInvocation:nil];
9153 }
9154
9155 - (void) resolve {
9156     pkgProblemResolver *resolver = [database_ resolver];
9157
9158     resolver->InstallProtect();
9159     if (!resolver->Resolve(true))
9160         _error->Discard();
9161 }
9162
9163 - (bool) perform {
9164     // XXX: this is a really crappy way of doing this.
9165     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9166     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9167     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9168     if ([tabbar_ updating])
9169         [tabbar_ cancelUpdate];
9170
9171     if (![database_ prepare])
9172         return false;
9173
9174     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9175     [page setDelegate:self];
9176     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9177     [confirm_ setDelegate:self];
9178
9179     if (IsWildcat_)
9180         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9181     [tabbar_ presentModalViewController:confirm_ animated:YES];
9182
9183     return true;
9184 }
9185
9186 - (void) queue {
9187     @synchronized (self) {
9188         [self perform];
9189     }
9190 }
9191
9192 - (void) clearPackage:(Package *)package {
9193     @synchronized (self) {
9194         [package clear];
9195         [self resolve];
9196         [self perform];
9197     }
9198 }
9199
9200 - (void) installPackages:(NSArray *)packages {
9201     @synchronized (self) {
9202         for (Package *package in packages)
9203             [package install];
9204         [self resolve];
9205         [self perform];
9206     }
9207 }
9208
9209 - (void) installPackage:(Package *)package {
9210     @synchronized (self) {
9211         [package install];
9212         [self resolve];
9213         [self perform];
9214     }
9215 }
9216
9217 - (void) removePackage:(Package *)package {
9218     @synchronized (self) {
9219         [package remove];
9220         [self resolve];
9221         [self perform];
9222     }
9223 }
9224
9225 - (void) distUpgrade {
9226     @synchronized (self) {
9227         if (![database_ upgrade])
9228             return;
9229         [self perform];
9230     }
9231 }
9232
9233 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9234     Queuing_ = false;
9235     ++locked_;
9236     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:UCLocalize("RUNNING")];
9237     --locked_;
9238     [self complete];
9239 }
9240
9241 - (void) showSettings {
9242     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9243     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9244     if (IsWildcat_)
9245         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9246     [tabbar_ presentModalViewController:nav animated:YES];
9247 }
9248
9249 - (void) retainNetworkActivityIndicator {
9250     if (activity_++ == 0)
9251         [self setNetworkActivityIndicatorVisible:YES];
9252
9253 #if TraceLogging
9254     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9255 #endif
9256 }
9257
9258 - (void) releaseNetworkActivityIndicator {
9259     if (--activity_ == 0)
9260         [self setNetworkActivityIndicatorVisible:NO];
9261
9262 #if TraceLogging
9263     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9264 #endif
9265
9266 }
9267
9268 - (void) cancelAndClear:(bool)clear {
9269     @synchronized (self) {
9270         if (clear) {
9271             [database_ clear];
9272             Queuing_ = false;
9273         } else {
9274             Queuing_ = true;
9275         }
9276
9277         [self _updateData];
9278     }
9279 }
9280
9281 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9282     NSString *context([alert context]);
9283
9284     if ([context isEqualToString:@"conffile"]) {
9285         FILE *input = [database_ input];
9286         if (button == [alert cancelButtonIndex])
9287             fprintf(input, "N\n");
9288         else if (button == [alert firstOtherButtonIndex])
9289             fprintf(input, "Y\n");
9290         fflush(input);
9291
9292         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9293     } else if ([context isEqualToString:@"fixhalf"]) {
9294         if (button == [alert cancelButtonIndex]) {
9295             @synchronized (self) {
9296                 for (Package *broken in broken_) {
9297                     [broken remove];
9298
9299                     NSString *id = [broken id];
9300                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9301                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9302                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9303                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9304                 }
9305
9306                 [self resolve];
9307                 [self perform];
9308             }
9309         } else if (button == [alert firstOtherButtonIndex]) {
9310             [broken_ removeAllObjects];
9311             [self _loaded];
9312         }
9313
9314         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9315     } else if ([context isEqualToString:@"upgrade"]) {
9316         if (button == [alert firstOtherButtonIndex]) {
9317             @synchronized (self) {
9318                 for (Package *essential in essential_)
9319                     [essential install];
9320
9321                 [self resolve];
9322                 [self perform];
9323             }
9324         } else if (button == [alert firstOtherButtonIndex] + 1) {
9325             [self distUpgrade];
9326         } else if (button == [alert cancelButtonIndex]) {
9327             Ignored_ = YES;
9328         }
9329
9330         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9331     }
9332 }
9333
9334 - (void) system:(NSString *)command { _pooled
9335     _trace();
9336     system([command UTF8String]);
9337     _trace();
9338 }
9339
9340 - (void) applicationWillSuspend {
9341     [database_ clean];
9342     [super applicationWillSuspend];
9343 }
9344
9345 - (BOOL) isSafeToSuspend {
9346     // Use external process status API internally.
9347     // This is probably a really bad idea.
9348     // XXX: what is the point of this? does this solve anything at all?
9349     uint64_t status = 0;
9350     int notify_token;
9351     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9352         notify_get_state(notify_token, &status);
9353         notify_cancel(notify_token);
9354     }
9355
9356     return locked_ == 0 && status == 0;
9357 }
9358
9359 - (void) applicationSuspend:(__GSEvent *)event {
9360     if ([self isSafeToSuspend])
9361         [super applicationSuspend:event];
9362 }
9363
9364 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9365     if ([self isSafeToSuspend])
9366         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9367 }
9368
9369 - (void) _setSuspended:(BOOL)value {
9370     if ([self isSafeToSuspend])
9371         [super _setSuspended:value];
9372 }
9373
9374 - (UIProgressHUD *) addProgressHUD {
9375     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9376     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9377
9378     [window_ setUserInteractionEnabled:NO];
9379     [hud show:YES];
9380
9381     UIViewController *target = tabbar_;
9382     while ([target modalViewController] != nil) target = [target modalViewController];
9383     [[target view] addSubview:hud];
9384
9385     ++locked_;
9386     return hud;
9387 }
9388
9389 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9390     [hud show:NO];
9391     [hud removeFromSuperview];
9392     [window_ setUserInteractionEnabled:YES];
9393     --locked_;
9394 }
9395
9396 - (CYViewController *) pageForPackage:(NSString *)name {
9397     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9398 }
9399
9400 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9401     NSString *scheme([[url scheme] lowercaseString]);
9402     if ([[url absoluteString] length] <= [scheme length] + 3)
9403         return nil;
9404     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9405     NSArray *components([path pathComponents]);
9406
9407     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9408         return [self pageForPackage:[components objectAtIndex:1]];
9409
9410     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9411         return nil;
9412
9413     NSString *base([components objectAtIndex:0]);
9414
9415     CYViewController *controller = nil;
9416
9417     if ([base isEqualToString:@"url"]) {
9418         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9419         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9420         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9421     } else if (!external && [components count] == 1) {
9422         if ([base isEqualToString:@"manage"]) {
9423             controller = [[[ManageController alloc] init] autorelease];
9424         }
9425
9426         if ([base isEqualToString:@"sources"]) {
9427             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9428         }
9429
9430         if ([base isEqualToString:@"home"]) {
9431             controller = [[[HomeController alloc] init] autorelease];
9432         }
9433
9434         if ([base isEqualToString:@"sections"]) {
9435             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9436         }
9437
9438         if ([base isEqualToString:@"search"]) {
9439             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9440         }
9441
9442         if ([base isEqualToString:@"changes"]) {
9443             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9444         }
9445
9446         if ([base isEqualToString:@"installed"]) {
9447             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9448         }
9449     } else if ([components count] == 2) {
9450         NSString *argument = [components objectAtIndex:1];
9451
9452         if ([base isEqualToString:@"package"]) {
9453             controller = [self pageForPackage:argument];
9454         }
9455
9456         if (!external && [base isEqualToString:@"search"]) {
9457             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9458             [(SearchController *)controller setSearchTerm:argument];
9459         }
9460
9461         if (!external && [base isEqualToString:@"sections"]) {
9462             if ([argument isEqualToString:@"all"])
9463                 argument = nil;
9464             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9465         }
9466
9467         if (!external && [base isEqualToString:@"sources"]) {
9468             if ([argument isEqualToString:@"add"]) {
9469                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9470                 [(SourcesController *)controller showAddSourcePrompt];
9471             } else {
9472                 Source *source = [database_ sourceWithKey:argument];
9473                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9474             }
9475         }
9476
9477         if (!external && [base isEqualToString:@"launch"]) {
9478             [self launchApplicationWithIdentifier:argument suspended:NO];
9479             return nil;
9480         }
9481     } else if (!external && [components count] == 3) {
9482         NSString *arg1 = [components objectAtIndex:1];
9483         NSString *arg2 = [components objectAtIndex:2];
9484
9485         if ([base isEqualToString:@"package"]) {
9486             if ([arg2 isEqualToString:@"settings"]) {
9487                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9488             } else if ([arg2 isEqualToString:@"files"]) {
9489                 if (Package *package = [database_ packageWithName:arg1]) {
9490                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9491                     [(FileTable *)controller setPackage:package];
9492                 }
9493             }
9494         }
9495     }
9496
9497     [controller setDelegate:self];
9498     return controller;
9499 }
9500
9501 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9502     CYViewController *page([self pageForURL:url forExternal:external]);
9503
9504     if (page != nil) {
9505         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9506         [nav setViewControllers:[NSArray arrayWithObject:page]];
9507         [tabbar_ setUnselectedViewController:nav];
9508     }
9509
9510     return page != nil;
9511 }
9512
9513 - (void) applicationOpenURL:(NSURL *)url {
9514     [super applicationOpenURL:url];
9515
9516     if (!loaded_) starturl_ = [url retain];
9517     else [self openCydiaURL:url forExternal:YES];
9518 }
9519
9520 - (void) applicationWillResignActive:(UIApplication *)application {
9521     // Stop refreshing if you get a phone call or lock the device.
9522     if ([tabbar_ updating])
9523         [tabbar_ cancelUpdate];
9524
9525     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9526         [super applicationWillResignActive:application];
9527 }
9528
9529 - (void) applicationWillTerminate:(UIApplication *)application {
9530     Changed_ = true;
9531     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9532     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9533     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9534
9535     [self _saveConfig];
9536 }
9537
9538 - (void) setConfigurationData:(NSString *)data {
9539     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9540
9541     if (!conffile_r(data)) {
9542         lprintf("E:invalid conffile\n");
9543         return;
9544     }
9545
9546     NSString *ofile = conffile_r[1];
9547     //NSString *nfile = conffile_r[2];
9548
9549     UIAlertView *alert = [[[UIAlertView alloc]
9550         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9551         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9552         delegate:self
9553         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9554         otherButtonTitles:
9555             UCLocalize("ACCEPT_NEW_COPY"),
9556             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9557         nil
9558     ] autorelease];
9559
9560     [alert setContext:@"conffile"];
9561     [alert setNumberOfRows:2];
9562     [alert show];
9563 }
9564
9565 - (void) addStashController {
9566     ++locked_;
9567     stash_ = [[StashController alloc] init];
9568     [window_ addSubview:[stash_ view]];
9569 }
9570
9571 - (void) removeStashController {
9572     [[stash_ view] removeFromSuperview];
9573     [stash_ release];
9574     --locked_;
9575 }
9576
9577 - (void) stash {
9578     [self setIdleTimerDisabled:YES];
9579
9580     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9581     UpdateExternalStatus(1);
9582     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9583     UpdateExternalStatus(0);
9584
9585     [self removeStashController];
9586
9587     if (ExecFork() == 0) {
9588         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9589         perror("launchctl stop");
9590     }
9591 }
9592
9593 - (void) setupViewControllers {
9594     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9595
9596     NSMutableArray *items([NSMutableArray arrayWithObjects:
9597         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9598         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9599         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9600         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9601     nil]);
9602
9603     if (IsWildcat_) {
9604         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9605         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9606     } else {
9607         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9608     }
9609
9610     NSMutableArray *controllers([NSMutableArray array]);
9611     for (UITabBarItem *item in items) {
9612         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9613         [controller setTabBarItem:item];
9614         [controllers addObject:controller];
9615     }
9616     [tabbar_ setViewControllers:controllers];
9617
9618     [tabbar_ setUpdateDelegate:self];
9619 }
9620
9621 - (void) applicationDidFinishLaunching:(id)unused {
9622 _trace();
9623     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9624         [self setApplicationSupportsShakeToEdit:NO];
9625
9626     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9627         initWithMemoryCapacity:524288
9628         diskCapacity:10485760
9629         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9630     ] autorelease]];
9631
9632     [CYBrowserController _initialize];
9633
9634     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9635
9636     Font12_ = [[UIFont systemFontOfSize:12] retain];
9637     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9638     Font14_ = [[UIFont systemFontOfSize:14] retain];
9639     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9640     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9641
9642     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9643     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9644
9645     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9646     [window_ orderFront:self];
9647     [window_ makeKey:self];
9648     [window_ setHidden:NO];
9649
9650     if (
9651         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9652         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9653         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9654         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9655         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9656         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9657         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9658         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9659         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9660         false
9661     ) {
9662         [self addStashController];
9663         // XXX: this would be much cleaner as a yieldToSelector:
9664         // that way the removeStashController could happen right here inline
9665         // we also could no longer require the useless stash_ field anymore
9666         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9667         return;
9668     }
9669
9670     database_ = [Database sharedInstance];
9671     [database_ setDelegate:self];
9672
9673     [window_ setUserInteractionEnabled:NO];
9674     [self setupViewControllers];
9675
9676     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9677     [window_ addSubview:[emulated_ view]];
9678
9679     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9680 _trace();
9681 }
9682
9683 - (void) loadData {
9684 _trace();
9685     if (Role_ == nil) {
9686         [window_ setUserInteractionEnabled:YES];
9687         [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9688         return;
9689     } else {
9690         if ([emulated_ modalViewController] != nil)
9691             [emulated_ dismissModalViewControllerAnimated:YES];
9692         [window_ setUserInteractionEnabled:NO];
9693     }
9694
9695     [self reloadData];
9696     PrintTimes();
9697
9698     [self disemulate];
9699
9700     int selectedIndex = 0;
9701     NSMutableArray *items = nil;
9702
9703     bool recently = false;
9704     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9705     if (closed != nil) {
9706         NSTimeInterval interval([closed timeIntervalSinceNow]);
9707         // XXX: Is 15 minutes the optimal time here?
9708         if (interval <= 0 && interval > -(15*60))
9709             recently = true;
9710     }
9711
9712     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9713     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9714
9715     BOOL enough = YES;
9716     for (NSArray *entry in items)
9717         if ([entry count] <= 0)
9718             enough = NO;
9719
9720     if (!recently || !items || !enough) {
9721         selectedIndex = 0;
9722         items = [NSMutableArray array];
9723         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9724         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9725         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9726         if (!IsWildcat_) {
9727             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9728         } else {
9729             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9730             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9731         }
9732         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9733     }
9734
9735     [tabbar_ setSelectedIndex:selectedIndex];
9736     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9737         NSArray *stack = [items objectAtIndex:tab];
9738         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9739         NSMutableArray *current = [NSMutableArray array];
9740
9741         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9742             NSString *addr = [stack objectAtIndex:nav];
9743             NSURL *url = [NSURL URLWithString:addr];
9744             CYViewController *page = [self pageForURL:url forExternal:NO];
9745             if (page != nil)
9746                 [current addObject:page];
9747         }
9748
9749         [navigation setViewControllers:current];
9750     }
9751
9752     // (Try to) show the startup URL.
9753     if (starturl_ != nil) {
9754         [self openCydiaURL:starturl_ forExternal:NO];
9755         [starturl_ release];
9756         starturl_ = nil;
9757     }
9758 }
9759
9760 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9761     if (item != nil && IsWildcat_) {
9762         [sheet showFromBarButtonItem:item animated:YES];
9763     } else {
9764         [sheet showInView:window_];
9765     }
9766 }
9767
9768 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9769     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9770     [progress setTitle:task];
9771     [progress addProgressEvent:event];
9772 }
9773
9774 - (void) addProgressEventForTask:(NSArray *)data {
9775     CydiaProgressEvent *event([data objectAtIndex:0]);
9776     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9777     [self addProgressEvent:event forTask:task];
9778 }
9779
9780 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9781     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9782 }
9783
9784 @end
9785
9786 /*IMP alloc_;
9787 id Alloc_(id self, SEL selector) {
9788     id object = alloc_(self, selector);
9789     lprintf("[%s]A-%p\n", self->isa->name, object);
9790     return object;
9791 }*/
9792
9793 /*IMP dealloc_;
9794 id Dealloc_(id self, SEL selector) {
9795     id object = dealloc_(self, selector);
9796     lprintf("[%s]D-%p\n", self->isa->name, object);
9797     return object;
9798 }*/
9799
9800 Class $WebDefaultUIKitDelegate;
9801
9802 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9803     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9804         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9805     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9806 }
9807
9808 static NSNumber *shouldPlayKeyboardSounds;
9809
9810 Class $UIHardware;
9811
9812 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9813     switch (sound) {
9814         case 1104: // Keyboard Button Clicked
9815         case 1105: // Keyboard Delete Repeated
9816             if (shouldPlayKeyboardSounds == nil) {
9817                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9818                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9819             }
9820
9821             if (![shouldPlayKeyboardSounds boolValue])
9822                 break;
9823
9824         default:
9825             _UIHardware$_playSystemSound$(self, _cmd, sound);
9826     }
9827 }
9828
9829 Class $UIApplication;
9830
9831 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9832     static BOOL initialized = NO;
9833     static BOOL started = NO;
9834
9835     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9836     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9837
9838     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9839         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9840         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9841         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9842
9843         if (initialized && !enabled) {
9844             initialized = NO;
9845             [bundle performSelector:@selector(_accessibilityStopServer)];
9846         } else if (enabled) {
9847             initialized = YES;
9848             if (!started) {
9849                 started = YES;
9850                 [bundle performSelector:@selector(_accessibilityStartServer)];
9851             }
9852         }
9853     }
9854 }
9855
9856 int main(int argc, char *argv[]) { _pooled
9857     _trace();
9858
9859     UpdateExternalStatus(0);
9860
9861     if (Class $UIDevice = objc_getClass("UIDevice")) {
9862         UIDevice *device([$UIDevice currentDevice]);
9863         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9864     } else
9865         IsWildcat_ = false;
9866
9867     UIScreen *screen([UIScreen mainScreen]);
9868     if ([screen respondsToSelector:@selector(scale)])
9869         ScreenScale_ = [screen scale];
9870     else
9871         ScreenScale_ = 1;
9872
9873     UIDevice *device([UIDevice currentDevice]);
9874     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
9875         Idiom_ = @"iphone";
9876     else {
9877         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9878         if (idiom == UIUserInterfaceIdiomPhone)
9879             Idiom_ = @"iphone";
9880         else if (idiom == UIUserInterfaceIdiomPad)
9881             Idiom_ = @"ipad";
9882         else
9883             NSLog(@"unknown UIUserInterfaceIdiom!");
9884     }
9885
9886     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
9887
9888     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9889
9890     /* Library Hacks {{{ */
9891     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9892
9893     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9894     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9895     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9896         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9897         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9898     }
9899
9900     $UIHardware = objc_getClass("UIHardware");
9901     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9902     if (UIHardware$_playSystemSound$ != NULL) {
9903         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9904         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9905     }
9906
9907     $UIApplication = objc_getClass("UIApplication");
9908     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9909     if (UIApplication$_updateApplicationAccessibility != NULL) {
9910         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9911         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9912     }
9913     /* }}} */
9914     /* Set Locale {{{ */
9915     Locale_ = CFLocaleCopyCurrent();
9916     Languages_ = [NSLocale preferredLanguages];
9917     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9918     //NSLog(@"%@", [Languages_ description]);
9919
9920     const char *lang;
9921     if (Languages_ == nil || [Languages_ count] == 0)
9922         // XXX: consider just setting to C and then falling through?
9923         lang = NULL;
9924     else {
9925         lang = [[Languages_ objectAtIndex:0] UTF8String];
9926         setenv("LANG", lang, true);
9927         std::setlocale(LC_ALL, lang);
9928     }
9929
9930     NSLog(@"Setting Language: %s", lang);
9931     /* }}} */
9932
9933     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9934
9935     /* Parse Arguments {{{ */
9936     bool substrate(false);
9937
9938     if (argc != 0) {
9939         char **args(argv);
9940         int arge(1);
9941
9942         for (int argi(1); argi != argc; ++argi)
9943             if (strcmp(argv[argi], "--") == 0) {
9944                 arge = argi;
9945                 argv[argi] = argv[0];
9946                 argv += argi;
9947                 argc -= argi;
9948                 break;
9949             }
9950
9951         for (int argi(1); argi != arge; ++argi)
9952             if (strcmp(args[argi], "--substrate") == 0)
9953                 substrate = true;
9954             else
9955                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9956     }
9957     /* }}} */
9958
9959     App_ = [[NSBundle mainBundle] bundlePath];
9960     Advanced_ = YES;
9961
9962     setuid(0);
9963     setgid(0);
9964
9965     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9966     alloc_ = alloc->method_imp;
9967     alloc->method_imp = (IMP) &Alloc_;*/
9968
9969     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9970     dealloc_ = dealloc->method_imp;
9971     dealloc->method_imp = (IMP) &Dealloc_;*/
9972
9973     /* System Information {{{ */
9974     size_t size;
9975
9976     int maxproc;
9977     size = sizeof(maxproc);
9978     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9979         perror("sysctlbyname(\"kern.maxproc\", ?)");
9980     else if (maxproc < 64) {
9981         maxproc = 64;
9982         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9983             perror("sysctlbyname(\"kern.maxproc\", #)");
9984     }
9985
9986     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9987     char *osversion = new char[size];
9988     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9989         perror("sysctlbyname(\"kern.osversion\", ?)");
9990     else
9991         System_ = [NSString stringWithUTF8String:osversion];
9992
9993     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9994     char *machine = new char[size];
9995     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9996         perror("sysctlbyname(\"hw.machine\", ?)");
9997     else
9998         Machine_ = machine;
9999
10000     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
10001         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
10002             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
10003                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
10004                 CFRelease(serial);
10005             }
10006
10007             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
10008                 NSData *data((NSData *) ecid);
10009                 size_t length([data length]);
10010                 uint8_t bytes[length];
10011                 [data getBytes:bytes];
10012                 char string[length * 2 + 1];
10013                 for (size_t i(0); i != length; ++i)
10014                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10015                 ChipID_ = [NSString stringWithUTF8String:string];
10016                 CFRelease(ecid);
10017             }
10018
10019             IOObjectRelease(service);
10020         }
10021     }
10022
10023     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10024
10025     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10026     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10027     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10028
10029     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10030     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10031     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10032
10033     if (mcc != NULL && mnc != NULL)
10034         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10035
10036     if (mnc != NULL)
10037         CFRelease(mnc);
10038     if (mcc != NULL)
10039         CFRelease(mcc);
10040
10041     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10042         Build_ = [system objectForKey:@"ProductBuildVersion"];
10043     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10044         Product_ = [info objectForKey:@"SafariProductVersion"];
10045         Safari_ = [info objectForKey:@"CFBundleVersion"];
10046     }
10047     /* }}} */
10048     /* Load Database {{{ */
10049     _trace();
10050     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10051     _trace();
10052     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10053
10054     if (Metadata_ == NULL)
10055         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10056     else {
10057         Settings_ = [Metadata_ objectForKey:@"Settings"];
10058
10059         Packages_ = [Metadata_ objectForKey:@"Packages"];
10060         Sections_ = [Metadata_ objectForKey:@"Sections"];
10061         Sources_ = [Metadata_ objectForKey:@"Sources"];
10062
10063         Token_ = [Metadata_ objectForKey:@"Token"];
10064     }
10065
10066     if (Settings_ != nil)
10067         Role_ = [Settings_ objectForKey:@"Role"];
10068
10069     if (Sections_ == nil) {
10070         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10071         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10072     }
10073
10074     if (Sources_ == nil) {
10075         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10076         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10077     }
10078     /* }}} */
10079
10080     _trace();
10081     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10082     _trace();
10083
10084     if (Packages_ != nil) {
10085         bool fail(false);
10086         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10087         _trace();
10088
10089         if (!fail) {
10090             [Metadata_ removeObjectForKey:@"Packages"];
10091             Packages_ = nil;
10092             Changed_ = true;
10093         }
10094     }
10095
10096     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10097
10098 #define MobileSubstrate_(name) \
10099     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10100         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10101         if (handle == NULL) \
10102             NSLog(@"%s", dlerror()); \
10103     }
10104
10105     MobileSubstrate_(Activator)
10106     MobileSubstrate_(libstatusbar)
10107     MobileSubstrate_(SimulatedKeyEvents)
10108     MobileSubstrate_(WinterBoard)
10109
10110     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10111         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10112
10113     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10114
10115     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10116         unlink("/tmp/.cydia.fw");
10117         goto firmware;
10118     } else if (access("/User", F_OK) != 0 || version < 2) {
10119       firmware:
10120         _trace();
10121         system("/usr/libexec/cydia/firmware.sh");
10122         _trace();
10123     }
10124
10125     _assert([[NSFileManager defaultManager]
10126         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10127         withIntermediateDirectories:YES
10128         attributes:nil
10129         error:NULL
10130     ]);
10131
10132     if (access("/tmp/cydia.chk", F_OK) == 0) {
10133         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10134             _assert(errno == ENOENT);
10135         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10136             _assert(errno == ENOENT);
10137     }
10138
10139     /* APT Initialization {{{ */
10140     _assert(pkgInitConfig(*_config));
10141     _assert(pkgInitSystem(*_config, _system));
10142
10143     if (lang != NULL)
10144         _config->Set("APT::Acquire::Translation", lang);
10145
10146     // XXX: this timeout might be important :(
10147     //_config->Set("Acquire::http::Timeout", 15);
10148
10149     _config->Set("Acquire::http::MaxParallel", 3);
10150     /* }}} */
10151     /* Color Choices {{{ */
10152     space_ = CGColorSpaceCreateDeviceRGB();
10153
10154     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10155     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10156     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10157     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10158     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10159     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10160     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10161     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10162     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10163
10164     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10165     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10166     /* }}}*/
10167     /* UIKit Configuration {{{ */
10168     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10169     if ($GSFontSetUseLegacyFontMetrics != NULL)
10170         $GSFontSetUseLegacyFontMetrics(YES);
10171
10172     // XXX: I have a feeling this was important
10173     //UIKeyboardDisableAutomaticAppearance();
10174     /* }}} */
10175
10176     Colon_ = UCLocalize("COLON_DELIMITED");
10177     Elision_ = UCLocalize("ELISION");
10178     Error_ = UCLocalize("ERROR");
10179     Warning_ = UCLocalize("WARNING");
10180
10181     _trace();
10182     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10183
10184     CGColorSpaceRelease(space_);
10185     CFRelease(Locale_);
10186
10187     return value;
10188 }