MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120 #include <pcre.h>
 121
 122 #include <Cytore.hpp>
 123
 124 #include "UICaboodle/BrowserView.h"
 125 #include "SDURLCache/SDURLCache.h"
 126
 127 #include "substrate.h"
 128
 129 #include "Version.h"
 130 /* }}} */
 131
 132 /* Profiler {{{ */
 133 struct timeval _ltv;
 134 bool _itv;
 135
 136 #define _timestamp ({ \
 137     struct timeval tv; \
 138     gettimeofday(&tv, NULL); \
 139     tv.tv_sec * 1000000 + tv.tv_usec; \
 140 })
 141
 142 typedef std::vector<class ProfileTime *> TimeList;
 143 TimeList times_;
 144
 145 class ProfileTime {
 146   private:
 147     const char *name_;
 148     uint64_t total_;
 149     uint64_t count_;
 150
 151   public:
 152     ProfileTime(const char *name) :
 153         name_(name),
 154         total_(0)
 155     {
 156         times_.push_back(this);
 157     }
 158
 159     void AddTime(uint64_t time) {
 160         total_ += time;
 161         ++count_;
 162     }
 163
 164     void Print() {
 165         if (total_ != 0)
 166             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 167         total_ = 0;
 168         count_ = 0;
 169     }
 170 };
 171
 172 class ProfileTimer {
 173   private:
 174     ProfileTime &time_;
 175     uint64_t start_;
 176
 177   public:
 178     ProfileTimer(ProfileTime &time) :
 179         time_(time),
 180         start_(_timestamp)
 181     {
 182     }
 183
 184     ~ProfileTimer() {
 185         time_.AddTime(_timestamp - start_);
 186     }
 187 };
 188
 189 void PrintTimes() {
 190     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 191         (*i)->Print();
 192     std::cerr << "========" << std::endl;
 193 }
 194
 195 #define _profile(name) { \
 196     static ProfileTime name(#name); \
 197     ProfileTimer _ ## name(name);
 198
 199 #define _end }
 200 /* }}} */
 201
 202 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 203
 204 #define CYPoolStart() \
 205     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 206     do
 207 #define CYPoolEnd() \
 208     while (false); \
 209     [_pool release];
 210
 211 // Hash Functions/Structures {{{
 212 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 213
 214 union SplitHash {
 215     uint32_t u32;
 216     uint16_t u16[2];
 217 };
 218 // }}}
 219
 220 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 221
 222 static _finline NSString *CydiaURL(NSString *path) {
 223     char page[26];
 224     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 225     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 226     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 227     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 228     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 229     page[25] = '\0';
 230     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 231 }
 232
 233 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 234     int notify_token;
 235     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 236         notify_set_state(notify_token, newStatus);
 237         notify_cancel(notify_token);
 238     }
 239     notify_post("com.saurik.Cydia.status");
 240 }
 241
 242 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 243 @interface NSObject (Cydia)
 244 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 245 - (id) yieldToSelector:(SEL)selector;
 246 @end
 247
 248 @implementation NSObject (Cydia)
 249
 250 - (void) doNothing {
 251 }
 252
 253 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 254     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 255     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 256     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 257
 258     /* XXX: deal with exceptions */
 259     id value([self performSelector:selector withObject:object]);
 260
 261     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 262     [context removeAllObjects];
 263     if ([signature methodReturnLength] != 0 && value != nil)
 264         [context addObject:value];
 265
 266     stopped = true;
 267
 268     [self
 269         performSelectorOnMainThread:@selector(doNothing)
 270         withObject:nil
 271         waitUntilDone:NO
 272     ];
 273 }
 274
 275 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 276     volatile bool stopped(false);
 277
 278     NSMutableArray *context([NSMutableArray arrayWithObjects:
 279         [NSValue valueWithPointer:selector],
 280         [NSValue valueWithNonretainedObject:object],
 281         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 282     nil]);
 283
 284     NSThread *thread([[[NSThread alloc]
 285         initWithTarget:self
 286         selector:@selector(_yieldToContext:)
 287         object:context
 288     ] autorelease]);
 289
 290     [thread start];
 291
 292     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 293     NSDate *future([NSDate distantFuture]);
 294     NSString *mode([loop currentMode] ?: NSDefaultRunLoopMode);
 295
 296     while (!stopped && [loop runMode:mode beforeDate:future]);
 297
 298     return [context count] == 0 ? nil : [context objectAtIndex:0];
 299 }
 300
 301 - (id) yieldToSelector:(SEL)selector {
 302     return [self yieldToSelector:selector withObject:nil];
 303 }
 304
 305 @end
 306 /* }}} */
 307
 308 /* Cydia Alert View {{{ */
 309 @interface CYAlertView : UIAlertView {
 310     unsigned button_;
 311 }
 312
 313 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 314
 315 @end
 316
 317 @implementation CYAlertView
 318
 319 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 320     if ((self = [super init]) != nil) {
 321         [self setTitle:title];
 322         [self setDelegate:self];
 323         for (NSString *button in buttons) [self addButtonWithTitle:button];
 324         [self setCancelButtonIndex:index];
 325     } return self;
 326 }
 327
 328 - (void) _updateFrameForDisplay {
 329     [super _updateFrameForDisplay];
 330     if ([self cancelButtonIndex] == -1) {
 331         NSArray *buttons = [self buttons];
 332         if ([buttons count]) {
 333             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 334             for (UIThreePartButton *button in buttons)
 335                 [button setBackground:background forState:0];
 336         }
 337     }
 338 }
 339
 340 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 341     button_ = buttonIndex + 1;
 342 }
 343
 344 - (void) dismiss {
 345     [self dismissWithClickedButtonIndex:-1 animated:YES];
 346 }
 347
 348 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 349     [self setRunsModal:YES];
 350     button_ = 0;
 351     [self show];
 352     return button_;
 353 }
 354
 355 @end
 356 /* }}} */
 357
 358 /* NSForcedOrderingSearch doesn't work on the iPhone */
 359 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 360 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 361 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 362
 363 #define lprintf(args...) fprintf(stderr, args)
 364
 365 #define ForRelease 1
 366 #define TraceLogging (1 && !ForRelease)
 367 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 368 #define ProfileTimes (0 && !ForRelease)
 369 #define ForSaurik (0 && !ForRelease)
 370 #define LogBrowser (0 && !ForRelease)
 371 #define TrackResize (0 && !ForRelease)
 372 #define ManualRefresh (1 && !ForRelease)
 373 #define ShowInternals (0 && !ForRelease)
 374 #define AlwaysReload (0 && !ForRelease)
 375 #define TryIndexedCollation (0 && !ForRelease)
 376
 377 #if !TraceLogging
 378 #undef _trace
 379 #define _trace(args...)
 380 #endif
 381
 382 #if !ProfileTimes
 383 #undef _profile
 384 #define _profile(name) {
 385 #undef _end
 386 #define _end }
 387 #define PrintTimes() do {} while (false)
 388 #endif
 389
 390 /* Radix Sort {{{ */
 391 typedef uint32_t (*SKRadixFunction)(id, void *);
 392
 393 @interface NSMutableArray (Radix)
 394 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 395 @end
 396
 397 struct RadixItem_ {
 398     size_t index;
 399     uint32_t key;
 400 };
 401
 402 @implementation NSMutableArray (Radix)
 403
 404 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 405     size_t count([self count]);
 406     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 407
 408     for (size_t i(0); i != count; ++i) {
 409         RadixItem_ &item(swap[i]);
 410         item.index = i;
 411
 412         id object([self objectAtIndex:i]);
 413         item.key = function(object, argument);
 414     }
 415
 416     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 417
 418     static const size_t width = 32;
 419     static const size_t bits = 11;
 420     static const size_t slots = 1 << bits;
 421     static const size_t passes = (width + (bits - 1)) / bits;
 422
 423     size_t *hist(new size_t[slots]);
 424
 425     for (size_t pass(0); pass != passes; ++pass) {
 426         memset(hist, 0, sizeof(size_t) * slots);
 427
 428         for (size_t i(0); i != count; ++i) {
 429             uint32_t key(lhs[i].key);
 430             key >>= pass * bits;
 431             key &= _not(uint32_t) >> width - bits;
 432             ++hist[key];
 433         }
 434
 435         size_t offset(0);
 436         for (size_t i(0); i != slots; ++i) {
 437             size_t local(offset);
 438             offset += hist[i];
 439             hist[i] = local;
 440         }
 441
 442         for (size_t i(0); i != count; ++i) {
 443             uint32_t key(lhs[i].key);
 444             key >>= pass * bits;
 445             key &= _not(uint32_t) >> width - bits;
 446             rhs[hist[key]++] = lhs[i];
 447         }
 448
 449         RadixItem_ *tmp(lhs);
 450         lhs = rhs;
 451         rhs = tmp;
 452     }
 453
 454     delete [] hist;
 455
 456     const void **values(new const void *[count]);
 457     for (size_t i(0); i != count; ++i)
 458         values[i] = [self objectAtIndex:lhs[i].index];
 459     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 460     delete [] values;
 461
 462     delete [] swap;
 463 }
 464
 465 @end
 466 /* }}} */
 467 /* Insertion Sort {{{ */
 468
 469 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 470     const char *ptr = (const char *)list;
 471     while (0 < count) {
 472         CFIndex half = count / 2;
 473         const char *probe = ptr + elementSize * half;
 474         CFComparisonResult cr = comparator(element, probe, context);
 475     if (0 == cr) return (probe - (const char *)list) / elementSize;
 476         ptr = (cr < 0) ? ptr : probe + elementSize;
 477         count = (cr < 0) ? half : (half + (count & 1) - 1);
 478     }
 479     return (ptr - (const char *)list) / elementSize;
 480 }
 481
 482 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 483     const char *ptr = (const char *)list;
 484     while (0 < count) {
 485         CFIndex half = count / 2;
 486         const char *probe = ptr + elementSize * half;
 487         CFComparisonResult cr = comparator(element, probe, context);
 488     if (0 == cr) return (probe - (const char *)list) / elementSize;
 489         ptr = (cr < 0) ? ptr : probe + elementSize;
 490         count = (cr < 0) ? half : (half + (count & 1) - 1);
 491     }
 492     return (ptr - (const char *)list) / elementSize;
 493 }
 494
 495 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 496     if (range.length == 0)
 497         return;
 498     const void **values(new const void *[range.length]);
 499     CFArrayGetValues(array, range, values);
 500
 501 #if HistogramInsertionSort > 0
 502     uint32_t total(0), *offsets(new uint32_t[range.length]);
 503 #endif
 504
 505     for (CFIndex index(1); index != range.length; ++index) {
 506         const void *value(values[index]);
 507         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 508         CFIndex correct(index);
 509         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 510 #if HistogramInsertionSort > 1
 511             NSLog(@"%@ < %@", value, values[correct - 1]);
 512 #endif
 513             if (--correct == 0)
 514                 break;
 515         }
 516         if (correct != index) {
 517             size_t offset(index - correct);
 518 #if HistogramInsertionSort
 519             total += offset;
 520             ++offsets[offset];
 521             if (offset > 10)
 522                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 523 #endif
 524             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 525             values[correct] = value;
 526         }
 527     }
 528
 529     CFArrayReplaceValues(array, range, values, range.length);
 530     delete [] values;
 531
 532 #if HistogramInsertionSort > 0
 533     for (CFIndex index(0); index != range.length; ++index)
 534         if (offsets[index] != 0)
 535             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 536     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 537     delete [] offsets;
 538 #endif
 539 }
 540
 541 /* }}} */
 542
 543 /* Apple Bug Fixes {{{ */
 544 @implementation UIWebDocumentView (Cydia)
 545
 546 - (void) _setScrollerOffset:(CGPoint)offset {
 547     UIScroller *scroller([self _scroller]);
 548
 549     CGSize size([scroller contentSize]);
 550     CGSize bounds([scroller bounds].size);
 551
 552     CGPoint max;
 553     max.x = size.width - bounds.width;
 554     max.y = size.height - bounds.height;
 555
 556     // wtf Apple?!
 557     if (max.x < 0)
 558         max.x = 0;
 559     if (max.y < 0)
 560         max.y = 0;
 561
 562     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 563     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 564
 565     [scroller setOffset:offset];
 566 }
 567
 568 @end
 569 /* }}} */
 570
 571 @interface NSInvocation (Cydia)
 572 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target;
 573 @end
 574
 575 @implementation NSInvocation (Cydia)
 576
 577 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target {
 578     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
 579     [invocation setTarget:target];
 580     [invocation setSelector:selector];
 581     return invocation;
 582 }
 583
 584 @end
 585
 586 @implementation WebScriptObject (NSFastEnumeration)
 587
 588 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 589     size_t length([self count] - state->state);
 590     if (length <= 0)
 591         return 0;
 592     else if (length > count)
 593         length = count;
 594     for (size_t i(0); i != length; ++i)
 595         objects[i] = [self objectAtIndex:state->state++];
 596     state->itemsPtr = objects;
 597     state->mutationsPtr = (unsigned long *) self;
 598     return length;
 599 }
 600
 601 @end
 602
 603 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 604     size_t length([self length] - state->state);
 605     if (length <= 0)
 606         return 0;
 607     else if (length > count)
 608         length = count;
 609     for (size_t i(0); i != length; ++i)
 610         objects[i] = [self item:state->state++];
 611     state->itemsPtr = objects;
 612     state->mutationsPtr = (unsigned long *) self;
 613     return length;
 614 }
 615
 616 /* Cydia NSString Additions {{{ */
 617 @interface NSString (Cydia)
 618 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 619 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 620 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 621 - (NSComparisonResult) compareByPath:(NSString *)other;
 622 - (NSString *) stringByCachingURLWithCurrentCDN;
 623 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 624 @end
 625
 626 @implementation NSString (Cydia)
 627
 628 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 629     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 630 }
 631
 632 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 633     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 634     memcpy(data, bytes, length);
 635     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 636 }
 637
 638 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 639     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 640 }
 641
 642 - (NSComparisonResult) compareByPath:(NSString *)other {
 643     NSString *prefix = [self commonPrefixWithString:other options:0];
 644     size_t length = [prefix length];
 645
 646     NSRange lrange = NSMakeRange(length, [self length] - length);
 647     NSRange rrange = NSMakeRange(length, [other length] - length);
 648
 649     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 650     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 651
 652     NSComparisonResult value;
 653
 654     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 655         value = NSOrderedSame;
 656     else if (lrange.location == NSNotFound)
 657         value = NSOrderedAscending;
 658     else if (rrange.location == NSNotFound)
 659         value = NSOrderedDescending;
 660     else
 661         value = NSOrderedSame;
 662
 663     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 664         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 665     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 666         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 667
 668     NSComparisonResult result = [lpath compare:rpath];
 669     return result == NSOrderedSame ? value : result;
 670 }
 671
 672 - (NSString *) stringByCachingURLWithCurrentCDN {
 673     return [self
 674         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 675         withString:@"://cache.cydia.saurik.com/"
 676     ];
 677 }
 678
 679 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 680     return [(id)CFURLCreateStringByAddingPercentEscapes(
 681         kCFAllocatorDefault,
 682         (CFStringRef) self,
 683         NULL,
 684         CFSTR(";/?:@&=+$,"),
 685         kCFStringEncodingUTF8
 686     ) autorelease];
 687 }
 688
 689 @end
 690 /* }}} */
 691
 692 /* C++ NSString Wrapper Cache {{{ */
 693 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 694     return size == 0 ? NULL :
 695         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 696         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 697 }
 698
 699 static _finline CFStringRef CYStringCreate(const char *data) {
 700     return CYStringCreate(data, strlen(data));
 701 }
 702
 703 class CYString {
 704   private:
 705     char *data_;
 706     size_t size_;
 707     CFStringRef cache_;
 708
 709     _finline void clear_() {
 710         if (cache_ != NULL) {
 711             CFRelease(cache_);
 712             cache_ = NULL;
 713         }
 714     }
 715
 716   public:
 717     _finline bool empty() const {
 718         return size_ == 0;
 719     }
 720
 721     _finline size_t size() const {
 722         return size_;
 723     }
 724
 725     _finline char *data() const {
 726         return data_;
 727     }
 728
 729     _finline void clear() {
 730         size_ = 0;
 731         clear_();
 732     }
 733
 734     _finline CYString() :
 735         data_(0),
 736         size_(0),
 737         cache_(NULL)
 738     {
 739     }
 740
 741     _finline ~CYString() {
 742         clear_();
 743     }
 744
 745     void operator =(const CYString &rhs) {
 746         data_ = rhs.data_;
 747         size_ = rhs.size_;
 748
 749         if (rhs.cache_ == nil)
 750             cache_ = NULL;
 751         else
 752             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 753     }
 754
 755     void copy(apr_pool_t *pool) {
 756         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 757         memcpy(temp, data_, size_);
 758         temp[size_] = '\0';
 759         data_ = temp;
 760     }
 761
 762     void set(apr_pool_t *pool, const char *data, size_t size) {
 763         if (size == 0)
 764             clear();
 765         else {
 766             clear_();
 767
 768             data_ = const_cast<char *>(data);
 769             size_ = size;
 770
 771             if (pool != NULL)
 772                 copy(pool);
 773         }
 774     }
 775
 776     _finline void set(apr_pool_t *pool, const char *data) {
 777         set(pool, data, data == NULL ? 0 : strlen(data));
 778     }
 779
 780     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 781         set(pool, rhs.data(), rhs.size());
 782     }
 783
 784     bool operator ==(const CYString &rhs) const {
 785         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 786     }
 787
 788     _finline operator CFStringRef() {
 789         if (cache_ == NULL)
 790             cache_ = CYStringCreate(data_, size_);
 791         return cache_;
 792     }
 793
 794     _finline operator id() {
 795         return (NSString *) static_cast<CFStringRef>(*this);
 796     }
 797
 798     _finline operator const char *() {
 799         return reinterpret_cast<const char *>(data_);
 800     }
 801 };
 802 /* }}} */
 803 /* C++ NSString Algorithm Adapters {{{ */
 804 extern "C" {
 805     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 806 }
 807
 808 struct NSStringMapHash :
 809     std::unary_function<NSString *, size_t>
 810 {
 811     _finline size_t operator ()(NSString *value) const {
 812         return CFStringHashNSString((CFStringRef) value);
 813     }
 814 };
 815
 816 struct NSStringMapLess :
 817     std::binary_function<NSString *, NSString *, bool>
 818 {
 819     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 820         return [lhs compare:rhs] == NSOrderedAscending;
 821     }
 822 };
 823
 824 struct NSStringMapEqual :
 825     std::binary_function<NSString *, NSString *, bool>
 826 {
 827     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 828         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 829         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 830         //[lhs isEqualToString:rhs];
 831     }
 832 };
 833 /* }}} */
 834
 835 /* Perl-Compatible RegEx {{{ */
 836 class Pcre {
 837   private:
 838     pcre *code_;
 839     pcre_extra *study_;
 840     int capture_;
 841     int *matches_;
 842     const char *data_;
 843
 844   public:
 845     Pcre(const char *regex) :
 846         study_(NULL)
 847     {
 848         const char *error;
 849         int offset;
 850         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 851
 852         if (code_ == NULL) {
 853             lprintf("%d:%s\n", offset, error);
 854             _assert(false);
 855         }
 856
 857         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 858         matches_ = new int[(capture_ + 1) * 3];
 859     }
 860
 861     ~Pcre() {
 862         pcre_free(code_);
 863         delete matches_;
 864     }
 865
 866     NSString *operator [](size_t match) {
 867         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 868     }
 869
 870     bool operator ()(NSString *data) {
 871         // XXX: length is for characters, not for bytes
 872         return operator ()([data UTF8String], [data length]);
 873     }
 874
 875     bool operator ()(const char *data, size_t size) {
 876         data_ = data;
 877         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 878     }
 879 };
 880 /* }}} */
 881 /* Mime Addresses {{{ */
 882 @interface Address : NSObject {
 883     NSString *name_;
 884     NSString *address_;
 885 }
 886
 887 - (NSString *) name;
 888 - (NSString *) address;
 889
 890 - (void) setAddress:(NSString *)address;
 891
 892 + (Address *) addressWithString:(NSString *)string;
 893 - (Address *) initWithString:(NSString *)string;
 894
 895 @end
 896
 897 @implementation Address
 898
 899 - (void) dealloc {
 900     [name_ release];
 901     if (address_ != nil)
 902         [address_ release];
 903     [super dealloc];
 904 }
 905
 906 - (NSString *) name {
 907     return name_;
 908 }
 909
 910 - (NSString *) address {
 911     return address_;
 912 }
 913
 914 - (void) setAddress:(NSString *)address {
 915     if (address_ != nil)
 916         [address_ autorelease];
 917     if (address == nil)
 918         address_ = nil;
 919     else
 920         address_ = [address retain];
 921 }
 922
 923 + (Address *) addressWithString:(NSString *)string {
 924     return [[[Address alloc] initWithString:string] autorelease];
 925 }
 926
 927 + (NSArray *) _attributeKeys {
 928     return [NSArray arrayWithObjects:
 929         @"address",
 930         @"name",
 931     nil];
 932 }
 933
 934 - (NSArray *) attributeKeys {
 935     return [[self class] _attributeKeys];
 936 }
 937
 938 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 939     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 940 }
 941
 942 - (Address *) initWithString:(NSString *)string {
 943     if ((self = [super init]) != nil) {
 944         const char *data = [string UTF8String];
 945         size_t size = [string length];
 946
 947         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 948
 949         if (address_r(data, size)) {
 950             name_ = [address_r[1] retain];
 951             address_ = [address_r[2] retain];
 952         } else {
 953             name_ = [string retain];
 954             address_ = nil;
 955         }
 956     } return self;
 957 }
 958
 959 @end
 960 /* }}} */
 961 /* CoreGraphics Primitives {{{ */
 962 class CYColor {
 963   private:
 964     CGColorRef color_;
 965
 966     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 967         CGFloat color[] = {red, green, blue, alpha};
 968         return CGColorCreate(space, color);
 969     }
 970
 971   public:
 972     CYColor() :
 973         color_(NULL)
 974     {
 975     }
 976
 977     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 978         color_(Create_(space, red, green, blue, alpha))
 979     {
 980         Set(space, red, green, blue, alpha);
 981     }
 982
 983     void Clear() {
 984         if (color_ != NULL)
 985             CGColorRelease(color_);
 986     }
 987
 988     ~CYColor() {
 989         Clear();
 990     }
 991
 992     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 993         Clear();
 994         color_ = Create_(space, red, green, blue, alpha);
 995     }
 996
 997     operator CGColorRef() {
 998         return color_;
 999     }
1000 };
1001 /* }}} */
1002
1003 /* Random Global Variables {{{ */
1004 static const int PulseInterval_ = 50000;
1005
1006 static const NSString *UI_;
1007
1008 static int Finish_;
1009 static bool RestartSubstrate_;
1010 static NSArray *Finishes_;
1011
1012 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1013 #define NotifyConfig_ "/etc/notify.conf"
1014
1015 static bool Queuing_;
1016
1017 static CYColor Blue_;
1018 static CYColor Blueish_;
1019 static CYColor Black_;
1020 static CYColor Off_;
1021 static CYColor White_;
1022 static CYColor Gray_;
1023 static CYColor Green_;
1024 static CYColor Purple_;
1025 static CYColor Purplish_;
1026
1027 static UIColor *InstallingColor_;
1028 static UIColor *RemovingColor_;
1029
1030 static NSString *App_;
1031
1032 static BOOL Advanced_;
1033 static BOOL Ignored_;
1034
1035 static UIFont *Font12_;
1036 static UIFont *Font12Bold_;
1037 static UIFont *Font14_;
1038 static UIFont *Font18Bold_;
1039 static UIFont *Font22Bold_;
1040
1041 static const char *Machine_ = NULL;
1042 static NSString *System_ = nil;
1043 static NSString *SerialNumber_ = nil;
1044 static NSString *ChipID_ = nil;
1045 static _H<NSString> Token_;
1046 static NSString *UniqueID_ = nil;
1047 static NSString *PLMN_ = nil;
1048 static NSString *Build_ = nil;
1049 static NSString *Product_ = nil;
1050 static NSString *Safari_ = nil;
1051
1052 static CFLocaleRef Locale_;
1053 static NSArray *Languages_;
1054 static CGColorSpaceRef space_;
1055
1056 static NSDictionary *SectionMap_;
1057 static NSMutableDictionary *Metadata_;
1058 static _transient NSMutableDictionary *Settings_;
1059 static _transient NSString *Role_;
1060 static _transient NSMutableDictionary *Packages_;
1061 static _transient NSMutableDictionary *Sections_;
1062 static _transient NSMutableDictionary *Sources_;
1063 static bool Changed_;
1064 static time_t now_;
1065
1066 bool IsWildcat_;
1067 static CGFloat ScreenScale_;
1068 static NSString *Idiom_;
1069 /* }}} */
1070
1071 /* Display Helpers {{{ */
1072 inline float Interpolate(float begin, float end, float fraction) {
1073     return (end - begin) * fraction + begin;
1074 }
1075
1076 static _finline const char *StripVersion_(const char *version) {
1077     const char *colon(strchr(version, ':'));
1078     return colon == NULL ? version : colon + 1;
1079 }
1080
1081 NSString *LocalizeSection(NSString *section) {
1082     static Pcre title_r("^(.*?) \\((.*)\\)$");
1083     if (title_r(section)) {
1084         NSString *parent(title_r[1]);
1085         NSString *child(title_r[2]);
1086
1087         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1088             LocalizeSection(parent),
1089             LocalizeSection(child)
1090         ];
1091     }
1092
1093     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1094 }
1095
1096 NSString *Simplify(NSString *title) {
1097     const char *data = [title UTF8String];
1098     size_t size = [title length];
1099
1100     static Pcre square_r("^\\[(.*)\\]$");
1101     if (square_r(data, size))
1102         return Simplify(square_r[1]);
1103
1104     static Pcre paren_r("^\\((.*)\\)$");
1105     if (paren_r(data, size))
1106         return Simplify(paren_r[1]);
1107
1108     static Pcre title_r("^(.*?) \\((.*)\\)$");
1109     if (title_r(data, size))
1110         return Simplify(title_r[1]);
1111
1112     return title;
1113 }
1114 /* }}} */
1115
1116 NSString *GetLastUpdate() {
1117     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1118
1119     if (update == nil)
1120         return UCLocalize("NEVER_OR_UNKNOWN");
1121
1122     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1123     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1124
1125     CFRelease(formatter);
1126
1127     return [(NSString *) formatted autorelease];
1128 }
1129
1130 bool isSectionVisible(NSString *section) {
1131     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1132     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1133     return hidden == nil || ![hidden boolValue];
1134 }
1135
1136 @class Cydia;
1137
1138 /* Delegate Prototypes {{{ */
1139 @class Package;
1140 @class Source;
1141 @class CydiaProgressEvent;
1142
1143 @protocol DatabaseDelegate
1144 - (void) repairWithSelector:(SEL)selector;
1145 - (void) setConfigurationData:(NSString *)data;
1146 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1147 @end
1148
1149 @class CYPackageController;
1150
1151 @protocol CydiaDelegate
1152 - (void) retainNetworkActivityIndicator;
1153 - (void) releaseNetworkActivityIndicator;
1154 - (void) clearPackage:(Package *)package;
1155 - (void) installPackage:(Package *)package;
1156 - (void) installPackages:(NSArray *)packages;
1157 - (void) removePackage:(Package *)package;
1158 - (void) beginUpdate;
1159 - (BOOL) updating;
1160 - (void) distUpgrade;
1161 - (void) loadData;
1162 - (void) updateData;
1163 - (void) syncData;
1164 - (void) addTrivialSource:(NSString *)href;
1165 - (void) showSettings;
1166 - (UIProgressHUD *) addProgressHUD;
1167 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1168 - (CYViewController *) pageForPackage:(NSString *)name;
1169 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1170 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1171 @end
1172 /* }}} */
1173
1174 /* ProgressEvent Interface/Delegate {{{ */
1175 @interface CydiaProgressEvent : NSObject {
1176     _H<NSString> message_;
1177     _H<NSString> type_;
1178
1179     _H<NSArray> item_;
1180     _H<NSString> package_;
1181     _H<NSString> url_;
1182     _H<NSString> version_;
1183 }
1184
1185 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1186 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1187 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1188
1189 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1190
1191 - (NSString *) message;
1192 - (NSString *) type;
1193
1194 - (NSArray *) item;
1195 - (NSString *) package;
1196 - (NSString *) url;
1197 - (NSString *) version;
1198
1199 - (void) setItem:(NSArray *)item;
1200 - (void) setPackage:(NSString *)package;
1201 - (void) setURL:(NSString *)url;
1202 - (void) setVersion:(NSString *)version;
1203
1204 - (NSString *) compound:(NSString *)value;
1205 - (NSString *) compoundMessage;
1206 - (NSString *) compoundTitle;
1207
1208 @end
1209
1210 @protocol ProgressDelegate
1211 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1212 - (void) setProgressPercent:(NSNumber *)percent;
1213 - (void) setProgressStatus:(NSDictionary *)status;
1214 - (void) setProgressCancellable:(NSNumber *)cancellable;
1215 - (bool) isProgressCancelled;
1216 - (void) setTitle:(NSString *)title;
1217 @end
1218 /* }}} */
1219 /* Status Delegation {{{ */
1220 class Status :
1221     public pkgAcquireStatus
1222 {
1223   private:
1224     _transient NSObject<ProgressDelegate> *delegate_;
1225     bool cancelled_;
1226
1227   public:
1228     Status() :
1229         delegate_(nil),
1230         cancelled_(false)
1231     {
1232     }
1233
1234     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1235         delegate_ = delegate;
1236     }
1237
1238     NSObject<ProgressDelegate> *getDelegate() const {
1239         return delegate_;
1240     }
1241
1242     virtual bool MediaChange(std::string media, std::string drive) {
1243         return false;
1244     }
1245
1246     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1247     }
1248
1249     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1250         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1251         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:@"STATUS" forItem:item]);
1252         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1253     }
1254
1255     virtual void Done(pkgAcquire::ItemDesc &item) {
1256     }
1257
1258     virtual void Fail(pkgAcquire::ItemDesc &item) {
1259         if (
1260             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1261             item.Owner->Status == pkgAcquire::Item::StatDone
1262         )
1263             return;
1264
1265         std::string &error(item.Owner->ErrorText);
1266         if (error.empty())
1267             return;
1268
1269         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:@"ERROR" forItem:item]);
1270         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1271     }
1272
1273     virtual bool Pulse(pkgAcquire *Owner) {
1274         bool value = pkgAcquireStatus::Pulse(Owner);
1275
1276         double percent(
1277             double(CurrentBytes + CurrentItems) /
1278             double(TotalBytes + TotalItems)
1279         );
1280
1281         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1282             [NSNumber numberWithDouble:percent], @"Percent",
1283
1284             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1285             [NSNumber numberWithDouble:TotalBytes], @"Total",
1286             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1287         nil] waitUntilDone:YES];
1288
1289         if (value && ![delegate_ isProgressCancelled])
1290             return true;
1291         else {
1292             cancelled_ = true;
1293             return false;
1294         }
1295     }
1296
1297     _finline bool WasCancelled() const {
1298         return cancelled_;
1299     }
1300
1301     virtual void Start() {
1302         pkgAcquireStatus::Start();
1303         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1304     }
1305
1306     virtual void Stop() {
1307         pkgAcquireStatus::Stop();
1308         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1309         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1310     }
1311 };
1312 /* }}} */
1313 /* Database Interface {{{ */
1314 typedef std::map< unsigned long, _H<Source> > SourceMap;
1315
1316 @interface Database : NSObject {
1317     NSZone *zone_;
1318     apr_pool_t *pool_;
1319
1320     unsigned era_;
1321
1322     pkgCacheFile cache_;
1323     pkgDepCache::Policy *policy_;
1324     pkgRecords *records_;
1325     pkgProblemResolver *resolver_;
1326     pkgAcquire *fetcher_;
1327     FileFd *lock_;
1328     SPtr<pkgPackageManager> manager_;
1329     pkgSourceList *list_;
1330
1331     SourceMap sourceMap_;
1332     NSMutableArray *sourceList_;
1333
1334     CFMutableArrayRef packages_;
1335
1336     _transient NSObject<DatabaseDelegate> *delegate_;
1337     _transient NSObject<ProgressDelegate> *progress_;
1338
1339     Status status_;
1340
1341     int cydiafd_;
1342     int statusfd_;
1343     FILE *input_;
1344
1345     std::map<const char *, _H<NSString> > sections_;
1346 }
1347
1348 + (Database *) sharedInstance;
1349 - (unsigned) era;
1350
1351 - (void) _readCydia:(NSNumber *)fd;
1352 - (void) _readStatus:(NSNumber *)fd;
1353 - (void) _readOutput:(NSNumber *)fd;
1354
1355 - (FILE *) input;
1356
1357 - (Package *) packageWithName:(NSString *)name;
1358
1359 - (pkgCacheFile &) cache;
1360 - (pkgDepCache::Policy *) policy;
1361 - (pkgRecords *) records;
1362 - (pkgProblemResolver *) resolver;
1363 - (pkgAcquire &) fetcher;
1364 - (pkgSourceList &) list;
1365 - (NSArray *) packages;
1366 - (NSArray *) sources;
1367 - (Source *) sourceWithKey:(NSString *)key;
1368 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1369
1370 - (void) configure;
1371 - (bool) prepare;
1372 - (void) perform;
1373 - (bool) upgrade;
1374 - (void) update;
1375
1376 - (void) updateWithStatus:(Status &)status;
1377
1378 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1379
1380 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1381 - (NSObject<ProgressDelegate> *) progressDelegate;
1382
1383 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1384
1385 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1386
1387 @end
1388 /* }}} */
1389 /* ProgressEvent Implementation {{{ */
1390 @implementation CydiaProgressEvent
1391
1392 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1393     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1394 }
1395
1396 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1397     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1398     [event setPackage:package];
1399     return event;
1400 }
1401
1402 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1403     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1404
1405     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1406     NSArray *fields([description componentsSeparatedByString:@" "]);
1407     [event setItem:fields];
1408
1409     if ([fields count] > 3) {
1410         [event setPackage:[fields objectAtIndex:2]];
1411         [event setVersion:[fields objectAtIndex:3]];
1412     }
1413
1414     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1415
1416     return event;
1417 }
1418
1419 + (NSArray *) _attributeKeys {
1420     return [NSArray arrayWithObjects:
1421         @"item",
1422         @"message",
1423         @"package",
1424         @"type",
1425         @"url",
1426         @"version",
1427     nil];
1428 }
1429
1430 - (NSArray *) attributeKeys {
1431     return [[self class] _attributeKeys];
1432 }
1433
1434 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1435     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1436 }
1437
1438 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1439     if ((self = [super init]) != nil) {
1440         message_ = message;
1441         type_ = type;
1442     } return self;
1443 }
1444
1445 - (NSString *) message {
1446     return message_;
1447 }
1448
1449 - (NSString *) type {
1450     return type_;
1451 }
1452
1453 - (NSArray *) item {
1454     return (id) item_ ?: [NSNull null];
1455 }
1456
1457 - (void) setItem:(NSArray *)item {
1458     item_ = item;
1459 }
1460
1461 - (NSString *) package {
1462     return (id) package_ ?: [NSNull null];
1463 }
1464
1465 - (void) setPackage:(NSString *)package {
1466     package_ = package;
1467 }
1468
1469 - (NSString *) url {
1470     return (id) url_ ?: [NSNull null];
1471 }
1472
1473 - (void) setURL:(NSString *)url {
1474     url_ = url;
1475 }
1476
1477 - (void) setVersion:(NSString *)version {
1478     version_ = version;
1479 }
1480
1481 - (NSString *) version {
1482     return (id) version_ ?: [NSNull null];
1483 }
1484
1485 - (NSString *) compound:(NSString *)value {
1486     if (value != nil) {
1487         NSString *mode(nil); {
1488             NSString *type([self type]);
1489             if ([type isEqualToString:@"ERROR"])
1490                 mode = UCLocalize("ERROR");
1491             else if ([type isEqualToString:@"WARNING"])
1492                 mode = UCLocalize("WARNING");
1493         }
1494
1495         if (mode != nil)
1496             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1497     }
1498
1499     return value;
1500 }
1501
1502 - (NSString *) compoundMessage {
1503     return [self compound:[self message]];
1504 }
1505
1506 - (NSString *) compoundTitle {
1507     NSString *title;
1508
1509     if (package_ == nil)
1510         title = nil;
1511     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1512         title = [package name];
1513     else
1514         title = package_;
1515
1516     return [self compound:title];
1517 }
1518
1519 @end
1520 /* }}} */
1521
1522 // Cytore Definitions {{{
1523 struct PackageValue :
1524     Cytore::Block
1525 {
1526     Cytore::Offset<PackageValue> next_;
1527
1528     uint32_t index_ : 23;
1529     uint32_t subscribed_ : 1;
1530     uint32_t : 8;
1531
1532     int32_t first_;
1533     int32_t last_;
1534
1535     uint16_t vhash_;
1536     uint16_t nhash_;
1537
1538     char version_[8];
1539     char name_[];
1540 };
1541
1542 struct MetaValue :
1543     Cytore::Block
1544 {
1545     uint32_t active_;
1546     Cytore::Offset<PackageValue> packages_[1 << 16];
1547 };
1548
1549 static Cytore::File<MetaValue> MetaFile_;
1550 // }}}
1551 // Cytore Helper Functions {{{
1552 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1553     SplitHash nhash = { hashlittle(name, length) };
1554
1555     PackageValue *metadata;
1556
1557     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1558     offset: if (offset->IsNull()) {
1559         *offset = MetaFile_.New<PackageValue>(length + 1);
1560         metadata = &MetaFile_.Get(*offset);
1561
1562         if (metadata == NULL) {
1563             if (fail != NULL)
1564                 *fail = true;
1565
1566             metadata = new PackageValue();
1567             memset(metadata, 0, sizeof(*metadata));
1568         }
1569
1570         memcpy(metadata->name_, name, length + 1);
1571         metadata->nhash_ = nhash.u16[1];
1572     } else {
1573         metadata = &MetaFile_.Get(*offset);
1574
1575         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1576             offset = &metadata->next_;
1577             goto offset;
1578         }
1579     }
1580
1581     return metadata;
1582 }
1583
1584 static void PackageImport(const void *key, const void *value, void *context) {
1585     bool &fail(*reinterpret_cast<bool *>(context));
1586
1587     char buffer[1024];
1588     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1589         NSLog(@"failed to import package %@", key);
1590         return;
1591     }
1592
1593     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1594     NSDictionary *package((NSDictionary *) value);
1595
1596     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1597         if ([subscribed boolValue] && !metadata->subscribed_)
1598             metadata->subscribed_ = true;
1599
1600     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1601         time_t time([date timeIntervalSince1970]);
1602         if (metadata->first_ > time || metadata->first_ == 0)
1603             metadata->first_ = time;
1604     }
1605
1606     NSDate *date([package objectForKey:@"LastSeen"]);
1607     NSString *version([package objectForKey:@"LastVersion"]);
1608
1609     if (date != nil && version != nil) {
1610         time_t time([date timeIntervalSince1970]);
1611         if (metadata->last_ < time || metadata->last_ == 0)
1612             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1613                 size_t length(strlen(buffer));
1614                 uint16_t vhash(hashlittle(buffer, length));
1615
1616                 size_t capped(std::min<size_t>(8, length));
1617                 char *latest(buffer + length - capped);
1618
1619                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1620                 metadata->vhash_ = vhash;
1621
1622                 metadata->last_ = time;
1623             }
1624     }
1625 }
1626 // }}}
1627
1628 /* Source Class {{{ */
1629 @interface Source : NSObject {
1630     CYString depiction_;
1631     CYString description_;
1632     CYString label_;
1633     CYString origin_;
1634     CYString support_;
1635
1636     CYString uri_;
1637     CYString distribution_;
1638     CYString type_;
1639     CYString version_;
1640
1641     _H<NSString> host_;
1642     _H<NSString> authority_;
1643
1644     CYString defaultIcon_;
1645
1646     _H<NSDictionary> record_;
1647     BOOL trusted_;
1648 }
1649
1650 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1651
1652 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1653
1654 - (NSString *) depictionForPackage:(NSString *)package;
1655 - (NSString *) supportForPackage:(NSString *)package;
1656
1657 - (NSDictionary *) record;
1658 - (BOOL) trusted;
1659
1660 - (NSString *) uri;
1661 - (NSString *) distribution;
1662 - (NSString *) type;
1663 - (NSString *) key;
1664 - (NSString *) host;
1665
1666 - (NSString *) name;
1667 - (NSString *) description;
1668 - (NSString *) label;
1669 - (NSString *) origin;
1670 - (NSString *) version;
1671
1672 - (NSString *) defaultIcon;
1673
1674 @end
1675
1676 @implementation Source
1677
1678 - (void) _clear {
1679     uri_.clear();
1680     distribution_.clear();
1681     type_.clear();
1682
1683     description_.clear();
1684     label_.clear();
1685     origin_.clear();
1686     depiction_.clear();
1687     support_.clear();
1688     version_.clear();
1689     defaultIcon_.clear();
1690
1691     record_ = nil;
1692     host_ = nil;
1693     authority_ = nil;
1694 }
1695
1696 - (void) dealloc {
1697     // XXX: this is a very inefficient way to call these deconstructors
1698     [self _clear];
1699     [super dealloc];
1700 }
1701
1702 + (NSArray *) _attributeKeys {
1703     return [NSArray arrayWithObjects:
1704         @"description",
1705         @"distribution",
1706         @"host",
1707         @"key",
1708         @"label",
1709         @"name",
1710         @"origin",
1711         @"trusted",
1712         @"type",
1713         @"uri",
1714         @"version",
1715     nil];
1716 }
1717
1718 - (NSArray *) attributeKeys {
1719     return [[self class] _attributeKeys];
1720 }
1721
1722 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1723     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1724 }
1725
1726 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1727     [self _clear];
1728
1729     trusted_ = index->IsTrusted();
1730
1731     uri_.set(pool, index->GetURI());
1732     distribution_.set(pool, index->GetDist());
1733     type_.set(pool, index->GetType());
1734
1735     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1736     if (dindex != NULL) {
1737         FileFd fd;
1738         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1739             _error->Discard();
1740         else {
1741             pkgTagFile tags(&fd);
1742
1743             pkgTagSection section;
1744             tags.Step(section);
1745
1746             struct {
1747                 const char *name_;
1748                 CYString *value_;
1749             } names[] = {
1750                 {"default-icon", &defaultIcon_},
1751                 {"depiction", &depiction_},
1752                 {"description", &description_},
1753                 {"label", &label_},
1754                 {"origin", &origin_},
1755                 {"support", &support_},
1756                 {"version", &version_},
1757             };
1758
1759             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1760                 const char *start, *end;
1761
1762                 if (section.Find(names[i].name_, start, end)) {
1763                     CYString &value(*names[i].value_);
1764                     value.set(pool, start, end - start);
1765                 }
1766             }
1767         }
1768     }
1769
1770     record_ = [Sources_ objectForKey:[self key]];
1771
1772     NSURL *url([NSURL URLWithString:uri_]);
1773
1774     host_ = [url host];
1775     if (host_ != nil)
1776         host_ = [host_ lowercaseString];
1777
1778     if (host_ != nil)
1779         // XXX: this is due to a bug in _H<>
1780         authority_ = (id) host_;
1781     else
1782         authority_ = [url path];
1783 }
1784
1785 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1786     if ((self = [super init]) != nil) {
1787         [self setMetaIndex:index inPool:pool];
1788     } return self;
1789 }
1790
1791 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1792     NSDictionary *lhr = [self record];
1793     NSDictionary *rhr = [source record];
1794
1795     if (lhr != rhr)
1796         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1797
1798     NSString *lhs = [self name];
1799     NSString *rhs = [source name];
1800
1801     if ([lhs length] != 0 && [rhs length] != 0) {
1802         unichar lhc = [lhs characterAtIndex:0];
1803         unichar rhc = [rhs characterAtIndex:0];
1804
1805         if (isalpha(lhc) && !isalpha(rhc))
1806             return NSOrderedAscending;
1807         else if (!isalpha(lhc) && isalpha(rhc))
1808             return NSOrderedDescending;
1809     }
1810
1811     return [lhs compare:rhs options:LaxCompareOptions_];
1812 }
1813
1814 - (NSString *) depictionForPackage:(NSString *)package {
1815     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1816 }
1817
1818 - (NSString *) supportForPackage:(NSString *)package {
1819     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1820 }
1821
1822 - (NSDictionary *) record {
1823     return record_;
1824 }
1825
1826 - (BOOL) trusted {
1827     return trusted_;
1828 }
1829
1830 - (NSString *) uri {
1831     return uri_;
1832 }
1833
1834 - (NSString *) distribution {
1835     return distribution_;
1836 }
1837
1838 - (NSString *) type {
1839     return type_;
1840 }
1841
1842 - (NSString *) key {
1843     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1844 }
1845
1846 - (NSString *) host {
1847     return host_;
1848 }
1849
1850 - (NSString *) name {
1851     return origin_.empty() ? (id) authority_ : origin_;
1852 }
1853
1854 - (NSString *) description {
1855     return description_;
1856 }
1857
1858 - (NSString *) label {
1859     return label_.empty() ? (id) authority_ : label_;
1860 }
1861
1862 - (NSString *) origin {
1863     return origin_;
1864 }
1865
1866 - (NSString *) version {
1867     return version_;
1868 }
1869
1870 - (NSString *) defaultIcon {
1871     return defaultIcon_;
1872 }
1873
1874 @end
1875 /* }}} */
1876 /* CydiaOperation Class {{{ */
1877 @interface CydiaOperation : NSObject {
1878     NSString *operator_;
1879     NSString *value_;
1880 }
1881
1882 - (NSString *) operator;
1883 - (NSString *) value;
1884
1885 @end
1886
1887 @implementation CydiaOperation
1888
1889 - (void) dealloc {
1890     [operator_ release];
1891     [value_ release];
1892     [super dealloc];
1893 }
1894
1895 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1896     if ((self = [super init]) != nil) {
1897         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1898         value_ = [[NSString alloc] initWithUTF8String:value];
1899     } return self;
1900 }
1901
1902 + (NSArray *) _attributeKeys {
1903     return [NSArray arrayWithObjects:
1904         @"operator",
1905         @"value",
1906     nil];
1907 }
1908
1909 - (NSArray *) attributeKeys {
1910     return [[self class] _attributeKeys];
1911 }
1912
1913 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1914     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1915 }
1916
1917 - (NSString *) operator {
1918     return operator_;
1919 }
1920
1921 - (NSString *) value {
1922     return value_;
1923 }
1924
1925 @end
1926 /* }}} */
1927 /* CydiaClause Class {{{ */
1928 @interface CydiaClause : NSObject {
1929     NSString *package_;
1930     CydiaOperation *version_;
1931 }
1932
1933 - (NSString *) package;
1934 - (CydiaOperation *) version;
1935
1936 @end
1937
1938 @implementation CydiaClause
1939
1940 - (void) dealloc {
1941     [package_ release];
1942     [version_ release];
1943     [super dealloc];
1944 }
1945
1946 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1947     if ((self = [super init]) != nil) {
1948         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1949
1950         if (const char *version = dep.TargetVer())
1951             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1952         else
1953             version_ = [[NSNull null] retain];
1954     } return self;
1955 }
1956
1957 + (NSArray *) _attributeKeys {
1958     return [NSArray arrayWithObjects:
1959         @"package",
1960         @"version",
1961     nil];
1962 }
1963
1964 - (NSArray *) attributeKeys {
1965     return [[self class] _attributeKeys];
1966 }
1967
1968 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1969     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1970 }
1971
1972 - (NSString *) package {
1973     return package_;
1974 }
1975
1976 - (CydiaOperation *) version {
1977     return version_;
1978 }
1979
1980 @end
1981 /* }}} */
1982 /* CydiaRelation Class {{{ */
1983 @interface CydiaRelation : NSObject {
1984     NSString *relationship_;
1985     NSMutableArray *clauses_;
1986 }
1987
1988 - (NSString *) relationship;
1989 - (NSArray *) clauses;
1990
1991 @end
1992
1993 @implementation CydiaRelation
1994
1995 - (void) dealloc {
1996     [relationship_ release];
1997     [clauses_ release];
1998     [super dealloc];
1999 }
2000
2001 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2002     if ((self = [super init]) != nil) {
2003         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
2004         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
2005
2006         pkgCache::DepIterator start;
2007         pkgCache::DepIterator end;
2008         dep.GlobOr(start, end); // ++dep
2009
2010         _forever {
2011             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2012
2013             // yes, seriously. (wtf?)
2014             if (start == end)
2015                 break;
2016             ++start;
2017         }
2018     } return self;
2019 }
2020
2021 + (NSArray *) _attributeKeys {
2022     return [NSArray arrayWithObjects:
2023         @"clauses",
2024         @"relationship",
2025     nil];
2026 }
2027
2028 - (NSArray *) attributeKeys {
2029     return [[self class] _attributeKeys];
2030 }
2031
2032 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2033     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2034 }
2035
2036 - (NSString *) relationship {
2037     return relationship_;
2038 }
2039
2040 - (NSArray *) clauses {
2041     return clauses_;
2042 }
2043
2044 - (void) addClause:(CydiaClause *)clause {
2045     [clauses_ addObject:clause];
2046 }
2047
2048 @end
2049 /* }}} */
2050 /* Package Class {{{ */
2051 struct ParsedPackage {
2052     CYString tagline_;
2053
2054     CYString icon_;
2055
2056     CYString depiction_;
2057     CYString homepage_;
2058
2059     CYString sponsor_;
2060     CYString author_;
2061
2062     CYString bugs_;
2063     CYString support_;
2064 };
2065
2066 @interface Package : NSObject {
2067     uint32_t era_ : 26;
2068     uint32_t role_ : 3;
2069     uint32_t essential_ : 1;
2070     uint32_t obsolete_ : 1;
2071     uint32_t ignored_ : 1;
2072
2073     apr_pool_t *pool_;
2074
2075     _transient Database *database_;
2076
2077     pkgCache::VerIterator version_;
2078     pkgCache::PkgIterator iterator_;
2079     pkgCache::VerFileIterator file_;
2080
2081     CYString id_;
2082     CYString name_;
2083
2084     CYString latest_;
2085     CYString installed_;
2086
2087     const char *section_;
2088     _transient NSString *section$_;
2089
2090     Source *source_;
2091
2092     PackageValue *metadata_;
2093     ParsedPackage *parsed_;
2094
2095     NSMutableArray *tags_;
2096 }
2097
2098 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2099 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2100
2101 - (pkgCache::PkgIterator) iterator;
2102 - (void) parse;
2103
2104 - (NSString *) section;
2105 - (NSString *) simpleSection;
2106
2107 - (NSString *) longSection;
2108 - (NSString *) shortSection;
2109
2110 - (NSString *) uri;
2111
2112 - (Address *) maintainer;
2113 - (size_t) size;
2114 - (NSString *) longDescription;
2115 - (NSString *) shortDescription;
2116 - (unichar) index;
2117
2118 - (PackageValue *) metadata;
2119 - (time_t) seen;
2120
2121 - (bool) subscribed;
2122 - (bool) setSubscribed:(bool)subscribed;
2123
2124 - (BOOL) ignored;
2125
2126 - (NSString *) latest;
2127 - (NSString *) installed;
2128 - (BOOL) uninstalled;
2129
2130 - (BOOL) valid;
2131 - (BOOL) upgradableAndEssential:(BOOL)essential;
2132 - (BOOL) essential;
2133 - (BOOL) broken;
2134 - (BOOL) unfiltered;
2135 - (BOOL) visible;
2136
2137 - (BOOL) half;
2138 - (BOOL) halfConfigured;
2139 - (BOOL) halfInstalled;
2140 - (BOOL) hasMode;
2141 - (NSString *) mode;
2142
2143 - (NSString *) id;
2144 - (NSString *) name;
2145 - (UIImage *) icon;
2146 - (NSString *) homepage;
2147 - (NSString *) depiction;
2148 - (Address *) author;
2149
2150 - (NSString *) support;
2151
2152 - (NSArray *) files;
2153 - (NSArray *) warnings;
2154 - (NSArray *) applications;
2155
2156 - (Source *) source;
2157
2158 - (BOOL) matches:(NSString *)text;
2159
2160 - (bool) hasSupportingRole;
2161 - (BOOL) hasTag:(NSString *)tag;
2162 - (NSString *) primaryPurpose;
2163 - (NSArray *) purposes;
2164 - (bool) isCommercial;
2165
2166 - (void) setIndex:(size_t)index;
2167
2168 - (CYString &) cyname;
2169
2170 - (uint32_t) compareBySection:(NSArray *)sections;
2171
2172 - (void) install;
2173 - (void) remove;
2174
2175 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2176 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2177 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2178 - (bool) isVisibleInSection:(NSString *)section;
2179 - (bool) isVisibleInSource:(Source *)source;
2180
2181 @end
2182
2183 uint32_t PackageChangesRadix(Package *self, void *) {
2184     union {
2185         uint32_t key;
2186
2187         struct {
2188             uint32_t timestamp : 30;
2189             uint32_t ignored : 1;
2190             uint32_t upgradable : 1;
2191         } bits;
2192     } value;
2193
2194     bool upgradable([self upgradableAndEssential:YES]);
2195     value.bits.upgradable = upgradable ? 1 : 0;
2196
2197     if (upgradable) {
2198         value.bits.timestamp = 0;
2199         value.bits.ignored = [self ignored] ? 0 : 1;
2200         value.bits.upgradable = 1;
2201     } else {
2202         value.bits.timestamp = [self seen] >> 2;
2203         value.bits.ignored = 0;
2204         value.bits.upgradable = 0;
2205     }
2206
2207     return _not(uint32_t) - value.key;
2208 }
2209
2210 uint32_t PackagePrefixRadix(Package *self, void *context) {
2211     size_t offset(reinterpret_cast<size_t>(context));
2212     CYString &name([self cyname]);
2213
2214     size_t size(name.size());
2215     if (size == 0)
2216         return 0;
2217     char *text(name.data());
2218
2219     size_t zeros;
2220     if (!isdigit(text[0]))
2221         zeros = 0;
2222     else {
2223         size_t digits(1);
2224         while (size != digits && isdigit(text[digits]))
2225             if (++digits == 4)
2226                 break;
2227         zeros = 4 - digits;
2228     }
2229
2230     uint8_t data[4];
2231
2232     if (offset == 0 && zeros != 0) {
2233         memset(data, '0', zeros);
2234         memcpy(data + zeros, text, 4 - zeros);
2235     } else {
2236         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2237         if (size <= offset - zeros)
2238             return 0;
2239
2240         text += offset - zeros;
2241         size -= offset - zeros;
2242
2243         if (size >= 4)
2244             memcpy(data, text, 4);
2245         else {
2246             memcpy(data, text, size);
2247             memset(data + size, 0, 4 - size);
2248         }
2249
2250         for (size_t i(0); i != 4; ++i)
2251             if (isalpha(data[i]))
2252                 data[i] |= 0x20;
2253     }
2254
2255     if (offset == 0)
2256         if (data[0] == '@')
2257             data[0] = 0x7f;
2258         else
2259             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2260
2261     /* XXX: ntohl may be more honest */
2262     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2263 }
2264
2265 CYString &(*PackageName)(Package *self, SEL sel);
2266
2267 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2268     _profile(PackageNameCompare)
2269         CYString &lhi(PackageName(lhs, @selector(cyname)));
2270         CYString &rhi(PackageName(rhs, @selector(cyname)));
2271         CFStringRef lhn(lhi), rhn(rhi);
2272
2273         if (lhn == NULL)
2274             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2275         else if (rhn == NULL)
2276             return NSOrderedDescending;
2277
2278         _profile(PackageNameCompare$NumbersLast)
2279             if (!lhi.empty() && !rhi.empty()) {
2280                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2281                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2282                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2283                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2284                     return lha ? NSOrderedAscending : NSOrderedDescending;
2285             }
2286         _end
2287
2288         CFIndex length = CFStringGetLength(lhn);
2289
2290         _profile(PackageNameCompare$Compare)
2291             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2292         _end
2293     _end
2294 }
2295
2296 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2297     return PackageNameCompare(*lhs, *rhs, context);
2298 }
2299
2300 struct PackageNameOrdering :
2301     std::binary_function<Package *, Package *, bool>
2302 {
2303     _finline bool operator ()(Package *lhs, Package *rhs) const {
2304         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2305     }
2306 };
2307
2308 @implementation Package
2309
2310 - (NSString *) description {
2311     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2312 }
2313
2314 - (void) dealloc {
2315     if (parsed_ != NULL)
2316         delete parsed_;
2317     if (source_ != nil)
2318         [source_ release];
2319     if (tags_ != nil)
2320         [tags_ release];
2321     [super dealloc];
2322 }
2323
2324 + (NSString *) webScriptNameForSelector:(SEL)selector {
2325     if (false);
2326     else if (selector == @selector(clear))
2327         return @"clear";
2328     else if (selector == @selector(getField:))
2329         return @"getField";
2330     else if (selector == @selector(hasTag:))
2331         return @"hasTag";
2332     else if (selector == @selector(install))
2333         return @"install";
2334     else if (selector == @selector(remove))
2335         return @"remove";
2336     else
2337         return nil;
2338 }
2339
2340 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2341     return [self webScriptNameForSelector:selector] == nil;
2342 }
2343
2344 + (NSArray *) _attributeKeys {
2345     return [NSArray arrayWithObjects:
2346         @"applications",
2347         @"author",
2348         @"depiction",
2349         @"essential",
2350         @"homepage",
2351         @"icon",
2352         @"id",
2353         @"installed",
2354         @"latest",
2355         @"longDescription",
2356         @"longSection",
2357         @"maintainer",
2358         @"mode",
2359         @"name",
2360         @"purposes",
2361         @"relations",
2362         @"section",
2363         @"shortDescription",
2364         @"shortSection",
2365         @"simpleSection",
2366         @"size",
2367         @"source",
2368         @"sponsor",
2369         @"support",
2370         @"warnings",
2371     nil];
2372 }
2373
2374 - (NSArray *) attributeKeys {
2375     return [[self class] _attributeKeys];
2376 }
2377
2378 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2379     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2380 }
2381
2382 - (NSArray *) relations {
2383 @synchronized (database_) {
2384     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2385     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2386         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2387     return relations;
2388 } }
2389
2390 - (NSString *) getField:(NSString *)name {
2391 @synchronized (database_) {
2392     if ([database_ era] != era_ || file_.end())
2393         return nil;
2394
2395     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2396
2397     const char *start, *end;
2398     if (!parser.Find([name UTF8String], start, end))
2399         return (NSString *) [NSNull null];
2400
2401     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2402 } }
2403
2404 - (void) parse {
2405     if (parsed_ != NULL)
2406         return;
2407 @synchronized (database_) {
2408     if ([database_ era] != era_ || file_.end())
2409         return;
2410
2411     ParsedPackage *parsed(new ParsedPackage);
2412     parsed_ = parsed;
2413
2414     _profile(Package$parse)
2415         pkgRecords::Parser *parser;
2416
2417         _profile(Package$parse$Lookup)
2418             parser = &[database_ records]->Lookup(file_);
2419         _end
2420
2421         CYString website;
2422
2423         _profile(Package$parse$Find)
2424             struct {
2425                 const char *name_;
2426                 CYString *value_;
2427             } names[] = {
2428                 {"icon", &parsed->icon_},
2429                 {"depiction", &parsed->depiction_},
2430                 {"homepage", &parsed->homepage_},
2431                 {"website", &website},
2432                 {"bugs", &parsed->bugs_},
2433                 {"support", &parsed->support_},
2434                 {"sponsor", &parsed->sponsor_},
2435                 {"author", &parsed->author_},
2436             };
2437
2438             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2439                 const char *start, *end;
2440
2441                 if (parser->Find(names[i].name_, start, end)) {
2442                     CYString &value(*names[i].value_);
2443                     _profile(Package$parse$Value)
2444                         value.set(pool_, start, end - start);
2445                     _end
2446                 }
2447             }
2448         _end
2449
2450         _profile(Package$parse$Tagline)
2451             const char *start, *end;
2452             if (parser->ShortDesc(start, end)) {
2453                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2454                 if (stop == NULL)
2455                     stop = end;
2456                 while (stop != start && stop[-1] == '\r')
2457                     --stop;
2458                 parsed->tagline_.set(pool_, start, stop - start);
2459             }
2460         _end
2461
2462         _profile(Package$parse$Retain)
2463             if (parsed->homepage_.empty())
2464                 parsed->homepage_ = website;
2465             if (parsed->homepage_ == parsed->depiction_)
2466                 parsed->homepage_.clear();
2467         _end
2468     _end
2469 } }
2470
2471 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2472     if ((self = [super init]) != nil) {
2473     _profile(Package$initWithVersion)
2474         pool_ = pool;
2475
2476         database_ = database;
2477         era_ = [database era];
2478
2479         version_ = version;
2480
2481         pkgCache::PkgIterator iterator(version.ParentPkg());
2482         iterator_ = iterator;
2483
2484         _profile(Package$initWithVersion$Version)
2485             if (!version_.end())
2486                 file_ = version_.FileList();
2487             else {
2488                 pkgCache &cache([database_ cache]);
2489                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2490             }
2491         _end
2492
2493         _profile(Package$initWithVersion$Cache)
2494             name_.set(NULL, iterator.Display());
2495
2496             latest_.set(NULL, StripVersion_(version_.VerStr()));
2497
2498             pkgCache::VerIterator current(iterator.CurrentVer());
2499             if (!current.end())
2500                 installed_.set(NULL, StripVersion_(current.VerStr()));
2501         _end
2502
2503         _profile(Package$initWithVersion$Tags)
2504             pkgCache::TagIterator tag(iterator.TagList());
2505             if (!tag.end()) {
2506                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2507                 do {
2508                     const char *name(tag.Name());
2509                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2510
2511                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2512                         if (strcmp(name + 6, "enduser") == 0)
2513                             role_ = 1;
2514                         else if (strcmp(name + 6, "hacker") == 0)
2515                             role_ = 2;
2516                         else if (strcmp(name + 6, "developer") == 0)
2517                             role_ = 3;
2518                         else if (strcmp(name + 6, "cydia") == 0)
2519                             role_ = 7;
2520                         else
2521                             role_ = 4;
2522                     }
2523
2524                     if (strncmp(name, "cydia::", 7) == 0) {
2525                         if (strcmp(name + 7, "essential") == 0)
2526                             essential_ = true;
2527                         else if (strcmp(name + 7, "obsolete") == 0)
2528                             obsolete_ = true;
2529                     }
2530
2531                     ++tag;
2532                 } while (!tag.end());
2533             }
2534         _end
2535
2536         _profile(Package$initWithVersion$Metadata)
2537             const char *mixed(iterator.Name());
2538             size_t size(strlen(mixed));
2539             char lower[size + 1];
2540
2541             for (size_t i(0); i != size; ++i)
2542                 lower[i] = mixed[i] | 0x20;
2543             lower[size] = '\0';
2544
2545             PackageValue *metadata(PackageFind(lower, size));
2546             metadata_ = metadata;
2547
2548             id_.set(NULL, metadata->name_, size);
2549
2550             const char *latest(version_.VerStr());
2551             size_t length(strlen(latest));
2552
2553             uint16_t vhash(hashlittle(latest, length));
2554
2555             size_t capped(std::min<size_t>(8, length));
2556             latest = latest + length - capped;
2557
2558             if (metadata->first_ == 0)
2559                 metadata->first_ = now_;
2560
2561             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2562                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2563                 metadata->vhash_ = vhash;
2564                 metadata->last_ = now_;
2565             } else if (metadata->last_ == 0)
2566                 metadata->last_ = metadata->first_;
2567         _end
2568
2569         _profile(Package$initWithVersion$Section)
2570             section_ = iterator.Section();
2571         _end
2572
2573         _profile(Package$initWithVersion$Flags)
2574             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2575             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2576         _end
2577     _end } return self;
2578 }
2579
2580 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2581     pkgCache::VerIterator version;
2582
2583     _profile(Package$packageWithIterator$GetCandidateVer)
2584         version = [database policy]->GetCandidateVer(iterator);
2585     _end
2586
2587     if (version.end())
2588         return nil;
2589
2590     Package *package;
2591
2592     _profile(Package$packageWithIterator$Allocate)
2593         package = [Package allocWithZone:zone];
2594     _end
2595
2596     _profile(Package$packageWithIterator$Initialize)
2597         package = [package
2598             initWithVersion:version
2599             withZone:zone
2600             inPool:pool
2601             database:database
2602         ];
2603     _end
2604
2605     _profile(Package$packageWithIterator$Autorelease)
2606         package = [package autorelease];
2607     _end
2608
2609     return package;
2610 }
2611
2612 - (pkgCache::PkgIterator) iterator {
2613     return iterator_;
2614 }
2615
2616 - (NSString *) section {
2617     if (section$_ == nil) {
2618         if (section_ == NULL)
2619             return nil;
2620
2621         _profile(Package$section$mappedSectionForPointer)
2622             section$_ = [database_ mappedSectionForPointer:section_];
2623         _end
2624     } return section$_;
2625 }
2626
2627 - (NSString *) simpleSection {
2628     if (NSString *section = [self section])
2629         return Simplify(section);
2630     else
2631         return nil;
2632 }
2633
2634 - (NSString *) longSection {
2635     return LocalizeSection([self section]);
2636 }
2637
2638 - (NSString *) shortSection {
2639     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2640 }
2641
2642 - (NSString *) uri {
2643     return nil;
2644 #if 0
2645     pkgIndexFile *index;
2646     pkgCache::PkgFileIterator file(file_.File());
2647     if (![database_ list].FindIndex(file, index))
2648         return nil;
2649     return [NSString stringWithUTF8String:iterator_->Path];
2650     //return [NSString stringWithUTF8String:file.Site()];
2651     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2652 #endif
2653 }
2654
2655 - (Address *) maintainer {
2656 @synchronized (database_) {
2657     if ([database_ era] != era_ || file_.end())
2658         return nil;
2659
2660     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2661     const std::string &maintainer(parser->Maintainer());
2662     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2663 } }
2664
2665 - (size_t) size {
2666 @synchronized (database_) {
2667     if ([database_ era] != era_ || version_.end())
2668         return 0;
2669
2670     return version_->InstalledSize;
2671 } }
2672
2673 - (NSString *) longDescription {
2674 @synchronized (database_) {
2675     if ([database_ era] != era_ || file_.end())
2676         return nil;
2677
2678     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2679     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2680
2681     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2682     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2683     if ([lines count] < 2)
2684         return nil;
2685
2686     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2687     for (size_t i(1), e([lines count]); i != e; ++i) {
2688         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2689         [trimmed addObject:trim];
2690     }
2691
2692     return [trimmed componentsJoinedByString:@"\n"];
2693 } }
2694
2695 - (NSString *) shortDescription {
2696     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2697 }
2698
2699 - (unichar) index {
2700     _profile(Package$index)
2701         CFStringRef name((CFStringRef) [self name]);
2702         if (CFStringGetLength(name) == 0)
2703             return '#';
2704         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2705         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2706             return '#';
2707         return toupper(character);
2708     _end
2709 }
2710
2711 - (PackageValue *) metadata {
2712     return metadata_;
2713 }
2714
2715 - (time_t) seen {
2716     PackageValue *metadata([self metadata]);
2717     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2718 }
2719
2720 - (bool) subscribed {
2721     return [self metadata]->subscribed_;
2722 }
2723
2724 - (bool) setSubscribed:(bool)subscribed {
2725     PackageValue *metadata([self metadata]);
2726     if (metadata->subscribed_ == subscribed)
2727         return false;
2728     metadata->subscribed_ = subscribed;
2729     return true;
2730 }
2731
2732 - (BOOL) ignored {
2733     return ignored_;
2734 }
2735
2736 - (NSString *) latest {
2737     return latest_;
2738 }
2739
2740 - (NSString *) installed {
2741     return installed_;
2742 }
2743
2744 - (BOOL) uninstalled {
2745     return installed_.empty();
2746 }
2747
2748 - (BOOL) valid {
2749     return !version_.end();
2750 }
2751
2752 - (BOOL) upgradableAndEssential:(BOOL)essential {
2753     _profile(Package$upgradableAndEssential)
2754         pkgCache::VerIterator current(iterator_.CurrentVer());
2755         if (current.end())
2756             return essential && essential_;
2757         else
2758             return !version_.end() && version_ != current;
2759     _end
2760 }
2761
2762 - (BOOL) essential {
2763     return essential_;
2764 }
2765
2766 - (BOOL) broken {
2767     return [database_ cache][iterator_].InstBroken();
2768 }
2769
2770 - (BOOL) unfiltered {
2771     _profile(Package$unfiltered$obsolete)
2772         if (_unlikely(obsolete_))
2773             return false;
2774     _end
2775
2776     _profile(Package$unfiltered$hasSupportingRole)
2777         if (_unlikely(![self hasSupportingRole]))
2778             return false;
2779     _end
2780
2781     return true;
2782 }
2783
2784 - (BOOL) visible {
2785     if (![self unfiltered])
2786         return false;
2787
2788     NSString *section;
2789
2790     _profile(Package$visible$section)
2791         section = [self section];
2792     _end
2793
2794     _profile(Package$visible$isSectionVisible)
2795         if (!isSectionVisible(section))
2796             return false;
2797     _end
2798
2799     return true;
2800 }
2801
2802 - (BOOL) half {
2803     unsigned char current(iterator_->CurrentState);
2804     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2805 }
2806
2807 - (BOOL) halfConfigured {
2808     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2809 }
2810
2811 - (BOOL) halfInstalled {
2812     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2813 }
2814
2815 - (BOOL) hasMode {
2816     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2817     return state.Mode != pkgDepCache::ModeKeep;
2818 }
2819
2820 - (NSString *) mode {
2821     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2822
2823     switch (state.Mode) {
2824         case pkgDepCache::ModeDelete:
2825             if ((state.iFlags & pkgDepCache::Purge) != 0)
2826                 return @"PURGE";
2827             else
2828                 return @"REMOVE";
2829         case pkgDepCache::ModeKeep:
2830             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2831                 return @"REINSTALL";
2832             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2833                 return nil;*/
2834             else
2835                 return nil;
2836         case pkgDepCache::ModeInstall:
2837             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2838                 return @"REINSTALL";
2839             else*/ switch (state.Status) {
2840                 case -1:
2841                     return @"DOWNGRADE";
2842                 case 0:
2843                     return @"INSTALL";
2844                 case 1:
2845                     return @"UPGRADE";
2846                 case 2:
2847                     return @"NEW_INSTALL";
2848                 _nodefault
2849             }
2850         _nodefault
2851     }
2852 }
2853
2854 - (NSString *) id {
2855     return id_;
2856 }
2857
2858 - (NSString *) name {
2859     return name_.empty() ? id_ : name_;
2860 }
2861
2862 - (UIImage *) icon {
2863     NSString *section = [self simpleSection];
2864
2865     UIImage *icon(nil);
2866     if (parsed_ != NULL)
2867         if (NSString *href = parsed_->icon_)
2868             if ([href hasPrefix:@"file:///"])
2869                 // XXX: correct escaping
2870                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2871     if (icon == nil) if (section != nil)
2872         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2873     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2874         if ([dicon hasPrefix:@"file:///"])
2875             // XXX: correct escaping
2876             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2877     if (icon == nil)
2878         icon = [UIImage applicationImageNamed:@"unknown.png"];
2879     return icon;
2880 }
2881
2882 - (NSString *) homepage {
2883     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2884 }
2885
2886 - (NSString *) depiction {
2887     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2888 }
2889
2890 - (Address *) sponsor {
2891     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2892 }
2893
2894 - (Address *) author {
2895     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2896 }
2897
2898 - (NSString *) support {
2899     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2900 }
2901
2902 - (NSArray *) files {
2903     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2904     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2905
2906     std::ifstream fin;
2907     fin.open([path UTF8String]);
2908     if (!fin.is_open())
2909         return nil;
2910
2911     std::string line;
2912     while (std::getline(fin, line))
2913         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2914
2915     return files;
2916 }
2917
2918 - (NSArray *) warnings {
2919     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2920     const char *name(iterator_.Name());
2921
2922     size_t length(strlen(name));
2923     if (length < 2) invalid:
2924         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2925     else for (size_t i(0); i != length; ++i)
2926         if (
2927             /* XXX: technically this is not allowed */
2928             (name[i] < 'A' || name[i] > 'Z') &&
2929             (name[i] < 'a' || name[i] > 'z') &&
2930             (name[i] < '0' || name[i] > '9') &&
2931             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2932         ) goto invalid;
2933
2934     if (strcmp(name, "cydia") != 0) {
2935         bool cydia = false;
2936         bool user = false;
2937         bool _private = false;
2938         bool stash = false;
2939
2940         bool repository = [[self section] isEqualToString:@"Repositories"];
2941
2942         if (NSArray *files = [self files])
2943             for (NSString *file in files)
2944                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2945                     cydia = true;
2946                 else if (!user && [file isEqualToString:@"/User"])
2947                     user = true;
2948                 else if (!_private && [file isEqualToString:@"/private"])
2949                     _private = true;
2950                 else if (!stash && [file isEqualToString:@"/var/stash"])
2951                     stash = true;
2952
2953         /* XXX: this is not sensitive enough. only some folders are valid. */
2954         if (cydia && !repository)
2955             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2956         if (user)
2957             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2958         if (_private)
2959             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2960         if (stash)
2961             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2962     }
2963
2964     return [warnings count] == 0 ? nil : warnings;
2965 }
2966
2967 - (NSArray *) applications {
2968     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2969
2970     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2971
2972     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2973     if (NSArray *files = [self files])
2974         for (NSString *file in files)
2975             if (application_r(file)) {
2976                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2977                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2978                 if ([id isEqualToString:me])
2979                     continue;
2980
2981                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2982                 if (display == nil)
2983                     display = application_r[1];
2984
2985                 NSString *bundle([file stringByDeletingLastPathComponent]);
2986                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2987                 if (icon == nil || [icon length] == 0)
2988                     icon = @"icon.png";
2989                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2990
2991                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2992                 [applications addObject:application];
2993
2994                 [application addObject:id];
2995                 [application addObject:display];
2996                 [application addObject:url];
2997             }
2998
2999     return [applications count] == 0 ? nil : applications;
3000 }
3001
3002 - (Source *) source {
3003     if (source_ == nil) {
3004         @synchronized (database_) {
3005             if ([database_ era] != era_ || file_.end())
3006                 source_ = (Source *) [NSNull null];
3007             else
3008                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
3009         }
3010     }
3011
3012     return source_ == (Source *) [NSNull null] ? nil : source_;
3013 }
3014
3015 - (BOOL) matches:(NSString *)text {
3016     if (text == nil)
3017         return NO;
3018
3019     NSRange range;
3020
3021     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
3022     if (range.location != NSNotFound)
3023         return YES;
3024
3025     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
3026     if (range.location != NSNotFound)
3027         return YES;
3028
3029     [self parse];
3030
3031     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
3032     if (range.location != NSNotFound)
3033         return YES;
3034
3035     return NO;
3036 }
3037
3038 - (bool) hasSupportingRole {
3039     if (role_ == 0)
3040         return true;
3041     if (role_ == 1)
3042         return true;
3043     if ([Role_ isEqualToString:@"User"])
3044         return false;
3045     if (role_ == 2)
3046         return true;
3047     if ([Role_ isEqualToString:@"Hacker"])
3048         return false;
3049     if (role_ == 3)
3050         return true;
3051     if ([Role_ isEqualToString:@"Developer"])
3052         return false;
3053     _assert(false);
3054 }
3055
3056 - (BOOL) hasTag:(NSString *)tag {
3057     return tags_ == nil ? NO : [tags_ containsObject:tag];
3058 }
3059
3060 - (NSString *) primaryPurpose {
3061     for (NSString *tag in tags_)
3062         if ([tag hasPrefix:@"purpose::"])
3063             return [tag substringFromIndex:9];
3064     return nil;
3065 }
3066
3067 - (NSArray *) purposes {
3068     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3069     for (NSString *tag in tags_)
3070         if ([tag hasPrefix:@"purpose::"])
3071             [purposes addObject:[tag substringFromIndex:9]];
3072     return [purposes count] == 0 ? nil : purposes;
3073 }
3074
3075 - (bool) isCommercial {
3076     return [self hasTag:@"cydia::commercial"];
3077 }
3078
3079 - (void) setIndex:(size_t)index {
3080     if (metadata_->index_ != index)
3081         metadata_->index_ = index;
3082 }
3083
3084 - (CYString &) cyname {
3085     return name_.empty() ? id_ : name_;
3086 }
3087
3088 - (uint32_t) compareBySection:(NSArray *)sections {
3089     NSString *section([self section]);
3090     for (size_t i(0), e([sections count]); i != e; ++i) {
3091         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3092             return i;
3093     }
3094
3095     return _not(uint32_t);
3096 }
3097
3098 - (void) clear {
3099 @synchronized (database_) {
3100     pkgProblemResolver *resolver = [database_ resolver];
3101     resolver->Clear(iterator_);
3102
3103     pkgCacheFile &cache([database_ cache]);
3104     cache->SetReInstall(iterator_, false);
3105     cache->MarkKeep(iterator_, false);
3106 } }
3107
3108 - (void) install {
3109 @synchronized (database_) {
3110     pkgProblemResolver *resolver = [database_ resolver];
3111     resolver->Clear(iterator_);
3112     resolver->Protect(iterator_);
3113
3114     pkgCacheFile &cache([database_ cache]);
3115     cache->SetReInstall(iterator_, false);
3116     cache->MarkInstall(iterator_, false);
3117
3118     pkgDepCache::StateCache &state((*cache)[iterator_]);
3119     if (!state.Install())
3120         cache->SetReInstall(iterator_, true);
3121 } }
3122
3123 - (void) remove {
3124 @synchronized (database_) {
3125     pkgProblemResolver *resolver = [database_ resolver];
3126     resolver->Clear(iterator_);
3127     resolver->Remove(iterator_);
3128     resolver->Protect(iterator_);
3129
3130     pkgCacheFile &cache([database_ cache]);
3131     cache->SetReInstall(iterator_, false);
3132     cache->MarkDelete(iterator_, true);
3133 } }
3134
3135 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3136     _profile(Package$isUnfilteredAndSearchedForBy)
3137         bool value(true);
3138
3139         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3140             value &= [self unfiltered];
3141         _end
3142
3143         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3144             value &= [self matches:search];
3145         _end
3146
3147         return value;
3148     _end
3149 }
3150
3151 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3152     if ([search length] == 0)
3153         return false;
3154
3155     _profile(Package$isUnfilteredAndSelectedForBy)
3156         bool value(true);
3157
3158         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3159             value &= [self unfiltered];
3160         _end
3161
3162         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3163             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3164         _end
3165
3166         return value;
3167     _end
3168 }
3169
3170 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3171     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3172 }
3173
3174 - (bool) isVisibleInSection:(NSString *)name {
3175     NSString *section([self section]);
3176
3177     return (
3178         name == nil ||
3179         section == nil && [name length] == 0 ||
3180         [name isEqualToString:section]
3181     ) && [self visible];
3182 }
3183
3184 - (bool) isVisibleInSource:(Source *)source {
3185     return [self source] == source && [self visible];
3186 }
3187
3188 @end
3189 /* }}} */
3190 /* Section Class {{{ */
3191 @interface Section : NSObject {
3192     NSString *name_;
3193     unichar index_;
3194     size_t row_;
3195     size_t count_;
3196     NSString *localized_;
3197 }
3198
3199 - (NSComparisonResult) compareByLocalized:(Section *)section;
3200 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3201 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3202 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3203 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3204 - (NSString *) name;
3205 - (unichar) index;
3206
3207 - (size_t) row;
3208 - (size_t) count;
3209
3210 - (void) addToRow;
3211 - (void) addToCount;
3212
3213 - (void) setCount:(size_t)count;
3214 - (NSString *) localized;
3215
3216 @end
3217
3218 @implementation Section
3219
3220 - (void) dealloc {
3221     [name_ release];
3222     if (localized_ != nil)
3223         [localized_ release];
3224     [super dealloc];
3225 }
3226
3227 - (NSComparisonResult) compareByLocalized:(Section *)section {
3228     NSString *lhs(localized_);
3229     NSString *rhs([section localized]);
3230
3231     /*if ([lhs length] != 0 && [rhs length] != 0) {
3232         unichar lhc = [lhs characterAtIndex:0];
3233         unichar rhc = [rhs characterAtIndex:0];
3234
3235         if (isalpha(lhc) && !isalpha(rhc))
3236             return NSOrderedAscending;
3237         else if (!isalpha(lhc) && isalpha(rhc))
3238             return NSOrderedDescending;
3239     }*/
3240
3241     return [lhs compare:rhs options:LaxCompareOptions_];
3242 }
3243
3244 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3245     if ((self = [self initWithName:name localize:NO]) != nil) {
3246         if (localized != nil)
3247             localized_ = [localized retain];
3248     } return self;
3249 }
3250
3251 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3252     return [self initWithName:name row:0 localize:localize];
3253 }
3254
3255 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3256     if ((self = [super init]) != nil) {
3257         name_ = [name retain];
3258         index_ = '\0';
3259         row_ = row;
3260         if (localize)
3261             localized_ = [LocalizeSection(name_) retain];
3262     } return self;
3263 }
3264
3265 /* XXX: localize the index thingees */
3266 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3267     if ((self = [super init]) != nil) {
3268         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3269         index_ = index;
3270         row_ = row;
3271     } return self;
3272 }
3273
3274 - (NSString *) name {
3275     return name_;
3276 }
3277
3278 - (unichar) index {
3279     return index_;
3280 }
3281
3282 - (size_t) row {
3283     return row_;
3284 }
3285
3286 - (size_t) count {
3287     return count_;
3288 }
3289
3290 - (void) addToRow {
3291     ++row_;
3292 }
3293
3294 - (void) addToCount {
3295     ++count_;
3296 }
3297
3298 - (void) setCount:(size_t)count {
3299     count_ = count;
3300 }
3301
3302 - (NSString *) localized {
3303     return localized_;
3304 }
3305
3306 @end
3307 /* }}} */
3308
3309 static NSString *Colon_;
3310 static NSString *Elision_;
3311 static NSString *Error_;
3312 static NSString *Warning_;
3313
3314 /* Database Implementation {{{ */
3315 @implementation Database
3316
3317 + (Database *) sharedInstance {
3318     static Database *instance;
3319     if (instance == nil)
3320         instance = [[Database alloc] init];
3321     return instance;
3322 }
3323
3324 - (unsigned) era {
3325     return era_;
3326 }
3327
3328 - (void) releasePackages {
3329     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3330     CFArrayRemoveAllValues(packages_);
3331 }
3332
3333 - (void) dealloc {
3334     // XXX: actually implement this thing
3335     _assert(false);
3336     [sourceList_ release];
3337     [self releasePackages];
3338     apr_pool_destroy(pool_);
3339     NSRecycleZone(zone_);
3340     [super dealloc];
3341 }
3342
3343 - (void) _readCydia:(NSNumber *)fd { _pooled
3344     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3345     std::istream is(&ib);
3346     std::string line;
3347
3348     static Pcre finish_r("^finish:([^:]*)$");
3349
3350     while (std::getline(is, line)) {
3351         const char *data(line.c_str());
3352         size_t size = line.size();
3353         lprintf("C:%s\n", data);
3354
3355         if (finish_r(data, size)) {
3356             NSString *finish = finish_r[1];
3357             int index = [Finishes_ indexOfObject:finish];
3358             if (index != INT_MAX && index > Finish_)
3359                 Finish_ = index;
3360         }
3361     }
3362
3363     _assume(false);
3364 }
3365
3366 - (void) _readStatus:(NSNumber *)fd { _pooled
3367     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3368     std::istream is(&ib);
3369     std::string line;
3370
3371     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3372     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3373
3374     while (std::getline(is, line)) {
3375         const char *data(line.c_str());
3376         size_t size(line.size());
3377         lprintf("S:%s\n", data);
3378
3379         if (conffile_r(data, size)) {
3380             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3381             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3382         } else if (strncmp(data, "status: ", 8) == 0) {
3383             // status: <package>: {unpacked,half-configured,installed}
3384             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:@"STATUS"]);
3385             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3386         } else if (strncmp(data, "processing: ", 12) == 0) {
3387             // processing: configure: config-test
3388             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:@"STATUS"]);
3389             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3390         } else if (pmstatus_r(data, size)) {
3391             std::string type([pmstatus_r[1] UTF8String]);
3392
3393             NSString *package = pmstatus_r[2];
3394             if ([package isEqualToString:@"dpkg-exec"])
3395                 package = nil;
3396
3397             float percent([pmstatus_r[3] floatValue]);
3398             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3399
3400             NSString *string = pmstatus_r[4];
3401
3402             if (type == "pmerror") {
3403                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"ERROR" forPackage:package]);
3404                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3405             } else if (type == "pmstatus") {
3406                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"STATUS" forPackage:package]);
3407                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3408             } else if (type == "pmconffile")
3409                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3410             else
3411                 lprintf("E:unknown pmstatus\n");
3412         } else
3413             lprintf("E:unknown status\n");
3414     }
3415
3416     _assume(false);
3417 }
3418
3419 - (void) _readOutput:(NSNumber *)fd { _pooled
3420     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3421     std::istream is(&ib);
3422     std::string line;
3423
3424     while (std::getline(is, line)) {
3425         lprintf("O:%s\n", line.c_str());
3426
3427         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:@"INFORMATION"]);
3428         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3429     }
3430
3431     _assume(false);
3432 }
3433
3434 - (FILE *) input {
3435     return input_;
3436 }
3437
3438 - (Package *) packageWithName:(NSString *)name {
3439 @synchronized (self) {
3440     if (static_cast<pkgDepCache *>(cache_) == NULL)
3441         return nil;
3442     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3443     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3444 } }
3445
3446 - (id) init {
3447     if ((self = [super init]) != nil) {
3448         policy_ = NULL;
3449         records_ = NULL;
3450         resolver_ = NULL;
3451         fetcher_ = NULL;
3452         lock_ = NULL;
3453
3454         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3455         apr_pool_create(&pool_, NULL);
3456
3457         size_t capacity(MetaFile_->active_);
3458         if (capacity == 0)
3459             capacity = 16384;
3460         else
3461             capacity += 1024;
3462
3463         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3464         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3465
3466         int fds[2];
3467
3468         _assert(pipe(fds) != -1);
3469         cydiafd_ = fds[1];
3470
3471         _config->Set("APT::Keep-Fds::", cydiafd_);
3472         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3473
3474         [NSThread
3475             detachNewThreadSelector:@selector(_readCydia:)
3476             toTarget:self
3477             withObject:[NSNumber numberWithInt:fds[0]]
3478         ];
3479
3480         _assert(pipe(fds) != -1);
3481         statusfd_ = fds[1];
3482
3483         [NSThread
3484             detachNewThreadSelector:@selector(_readStatus:)
3485             toTarget:self
3486             withObject:[NSNumber numberWithInt:fds[0]]
3487         ];
3488
3489         _assert(pipe(fds) != -1);
3490         _assert(dup2(fds[0], 0) != -1);
3491         _assert(close(fds[0]) != -1);
3492
3493         input_ = fdopen(fds[1], "a");
3494
3495         _assert(pipe(fds) != -1);
3496         _assert(dup2(fds[1], 1) != -1);
3497         _assert(close(fds[1]) != -1);
3498
3499         [NSThread
3500             detachNewThreadSelector:@selector(_readOutput:)
3501             toTarget:self
3502             withObject:[NSNumber numberWithInt:fds[0]]
3503         ];
3504     } return self;
3505 }
3506
3507 - (pkgCacheFile &) cache {
3508     return cache_;
3509 }
3510
3511 - (pkgDepCache::Policy *) policy {
3512     return policy_;
3513 }
3514
3515 - (pkgRecords *) records {
3516     return records_;
3517 }
3518
3519 - (pkgProblemResolver *) resolver {
3520     return resolver_;
3521 }
3522
3523 - (pkgAcquire &) fetcher {
3524     return *fetcher_;
3525 }
3526
3527 - (pkgSourceList &) list {
3528     return *list_;
3529 }
3530
3531 - (NSArray *) packages {
3532     return (NSArray *) packages_;
3533 }
3534
3535 - (NSArray *) sources {
3536     return sourceList_;
3537 }
3538
3539 - (Source *) sourceWithKey:(NSString *)key {
3540     for (Source *source in [self sources]) {
3541         if ([[source key] isEqualToString:key])
3542             return source;
3543     } return nil;
3544 }
3545
3546 - (bool) popErrorWithTitle:(NSString *)title {
3547     bool fatal(false);
3548
3549     while (!_error->empty()) {
3550         std::string error;
3551         bool warning(!_error->PopMessage(error));
3552         if (!warning)
3553             fatal = true;
3554
3555         for (;;) {
3556             size_t size(error.size());
3557             if (size == 0 || error[size - 1] != '\n')
3558                 break;
3559             error.resize(size - 1);
3560         }
3561
3562         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3563
3564         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3565     }
3566
3567     return fatal;
3568 }
3569
3570 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3571     return [self popErrorWithTitle:title] || !success;
3572 }
3573
3574 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3575 @synchronized (self) {
3576     ++era_;
3577
3578     [self releasePackages];
3579
3580     sourceMap_.clear();
3581     [sourceList_ removeAllObjects];
3582
3583     _error->Discard();
3584
3585     delete list_;
3586     list_ = NULL;
3587     manager_ = NULL;
3588     delete lock_;
3589     lock_ = NULL;
3590     delete fetcher_;
3591     fetcher_ = NULL;
3592     delete resolver_;
3593     resolver_ = NULL;
3594     delete records_;
3595     records_ = NULL;
3596     delete policy_;
3597     policy_ = NULL;
3598
3599     cache_.Close();
3600
3601     apr_pool_clear(pool_);
3602
3603     NSRecycleZone(zone_);
3604     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3605
3606     int chk(creat("/tmp/cydia.chk", 0644));
3607     if (chk != -1)
3608         close(chk);
3609
3610     if (invocation != nil)
3611         [invocation invoke];
3612
3613     NSString *title(UCLocalize("DATABASE"));
3614
3615     _trace();
3616     OpProgress progress;
3617     while (!cache_.Open(progress, true)) { pop:
3618         std::string error;
3619         bool warning(!_error->PopMessage(error));
3620         lprintf("cache_.Open():[%s]\n", error.c_str());
3621
3622         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3623             [delegate_ repairWithSelector:@selector(configure)];
3624         else if (error == "The package lists or status file could not be parsed or opened.")
3625             [delegate_ repairWithSelector:@selector(update)];
3626         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3627         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3628         // else if (error == "Malformed Status line")
3629         // else if (error == "The list of sources could not be read.")
3630         else {
3631             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3632             return;
3633         }
3634
3635         if (warning)
3636             goto pop;
3637         _error->Discard();
3638     }
3639     _trace();
3640
3641     unlink("/tmp/cydia.chk");
3642
3643     now_ = [[NSDate date] timeIntervalSince1970];
3644
3645     policy_ = new pkgDepCache::Policy();
3646     records_ = new pkgRecords(cache_);
3647     resolver_ = new pkgProblemResolver(cache_);
3648     fetcher_ = new pkgAcquire(&status_);
3649     lock_ = NULL;
3650
3651     list_ = new pkgSourceList();
3652     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3653         return;
3654
3655     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3656         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:@"ERROR"] forTask:title];
3657         return;
3658     }
3659
3660     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3661         return;
3662
3663     if (cache_->BrokenCount() != 0) {
3664         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3665             return;
3666
3667         if (cache_->BrokenCount() != 0) {
3668             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:@"ERROR"] forTask:title];
3669             return;
3670         }
3671
3672         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3673             return;
3674     }
3675
3676     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3677         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3678         [sourceList_ addObject:object];
3679
3680         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3681         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3682             // XXX: this could be more intelligent
3683             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3684                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3685                 if (!cached.end())
3686                     sourceMap_[cached->ID] = object;
3687             }
3688     }
3689
3690     {
3691         /*std::vector<Package *> packages;
3692         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3693         [packages_ release];
3694         packages_ = nil;*/
3695
3696         _trace();
3697
3698         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3699             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3700                 //packages.push_back(package);
3701                 CFArrayAppendValue(packages_, [package retain]);
3702
3703         _trace();
3704
3705         /*if (packages.empty())
3706             packages_ = [[NSArray alloc] init];
3707         else
3708             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3709         _trace();*/
3710
3711         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3712         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3713         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3714
3715         /*_trace();
3716         PrintTimes();
3717         _trace();*/
3718
3719         _trace();
3720
3721         /*if (!packages.empty())
3722             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3723         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3724
3725         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3726
3727         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3728
3729         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3730
3731         _trace();
3732
3733         size_t count(CFArrayGetCount(packages_));
3734         MetaFile_->active_ = count;
3735
3736         for (size_t index(0); index != count; ++index)
3737             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3738
3739         _trace();
3740     }
3741 } } CYPoolEnd() _trace(); }
3742
3743 - (void) clear {
3744 @synchronized (self) {
3745     delete resolver_;
3746     resolver_ = new pkgProblemResolver(cache_);
3747
3748     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3749         if (!cache_[iterator].Keep())
3750             cache_->MarkKeep(iterator, false);
3751         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3752             cache_->SetReInstall(iterator, false);
3753 } }
3754
3755 - (void) configure {
3756     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3757     _trace();
3758     system([dpkg UTF8String]);
3759     _trace();
3760 }
3761
3762 - (bool) clean {
3763     // XXX: I don't remember this condition
3764     if (lock_ != NULL)
3765         return false;
3766
3767     FileFd Lock;
3768     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3769
3770     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3771
3772     if ([self popErrorWithTitle:title])
3773         return false;
3774
3775     pkgAcquire fetcher;
3776     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3777
3778     class LogCleaner :
3779         public pkgArchiveCleaner
3780     {
3781       protected:
3782         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3783             unlink(File);
3784         }
3785     } cleaner;
3786
3787     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3788         return false;
3789
3790     return true;
3791 }
3792
3793 - (bool) prepare {
3794     fetcher_->Shutdown();
3795
3796     pkgRecords records(cache_);
3797
3798     lock_ = new FileFd();
3799     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3800
3801     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3802
3803     if ([self popErrorWithTitle:title])
3804         return false;
3805
3806     pkgSourceList list;
3807     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3808         return false;
3809
3810     manager_ = (_system->CreatePM(cache_));
3811     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3812         return false;
3813
3814     return true;
3815 }
3816
3817 - (void) perform {
3818     bool substrate(RestartSubstrate_);
3819     RestartSubstrate_ = false;
3820
3821     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3822
3823     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3824         pkgSourceList list;
3825         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3826             return;
3827         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3828             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3829     }
3830
3831     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3832
3833     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3834         _trace();
3835         [self popErrorWithTitle:title];
3836         return;
3837     }
3838
3839     bool failed = false;
3840     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3841         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3842             continue;
3843         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3844             continue;
3845
3846         failed = true;
3847     }
3848
3849     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3850
3851     if (failed) {
3852         _trace();
3853         return;
3854     }
3855
3856     if (substrate)
3857         RestartSubstrate_ = true;
3858
3859     _system->UnLock();
3860     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3861
3862     if (_error->PendingError()) {
3863         _trace();
3864         return;
3865     }
3866
3867     if (result == pkgPackageManager::Failed) {
3868         _trace();
3869         return;
3870     }
3871
3872     if (result != pkgPackageManager::Completed) {
3873         _trace();
3874         return;
3875     }
3876
3877     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3878         pkgSourceList list;
3879         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3880             return;
3881         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3882             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3883     }
3884
3885     if (![before isEqualToArray:after])
3886         [self update];
3887 }
3888
3889 - (bool) upgrade {
3890     NSString *title(UCLocalize("UPGRADE"));
3891     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3892         return false;
3893     return true;
3894 }
3895
3896 - (void) update {
3897     [self updateWithStatus:status_];
3898 }
3899
3900 - (void) updateWithStatus:(Status &)status {
3901     NSString *title(UCLocalize("REFRESHING_DATA"));
3902
3903     pkgSourceList list;
3904     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3905         return;
3906
3907     FileFd lock;
3908     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3909     if ([self popErrorWithTitle:title])
3910         return;
3911
3912     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3913
3914     bool success(ListUpdate(status, list, PulseInterval_));
3915     if (status.WasCancelled())
3916         _error->Discard();
3917     else
3918         [self popErrorWithTitle:title forOperation:success];
3919
3920     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3921
3922     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3923     Changed_ = true;
3924 }
3925
3926 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3927     delegate_ = delegate;
3928 }
3929
3930 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3931     progress_ = delegate;
3932     status_.setDelegate(delegate);
3933 }
3934
3935 - (NSObject<ProgressDelegate> *) progressDelegate {
3936     return progress_;
3937 }
3938
3939 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3940     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3941     return i == sourceMap_.end() ? nil : i->second;
3942 }
3943
3944 - (NSString *) mappedSectionForPointer:(const char *)section {
3945     _H<NSString> *mapped;
3946
3947     _profile(Database$mappedSectionForPointer$Cache)
3948         mapped = &sections_[section];
3949     _end
3950
3951     if (*mapped == NULL) {
3952         size_t length(strlen(section));
3953         char spaced[length + 1];
3954
3955         _profile(Database$mappedSectionForPointer$Replace)
3956             for (size_t index(0); index != length; ++index)
3957                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3958             spaced[length] = '\0';
3959         _end
3960
3961         NSString *string;
3962
3963         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3964             string = [NSString stringWithUTF8String:spaced];
3965         _end
3966
3967         _profile(Database$mappedSectionForPointer$Map)
3968             string = [SectionMap_ objectForKey:string] ?: string;
3969         _end
3970
3971         *mapped = string;
3972     } return *mapped;
3973 }
3974
3975 @end
3976 /* }}} */
3977
3978 /* Web Scripting {{{ */
3979 @interface CydiaObject : NSObject {
3980     id indirect_;
3981     _transient id delegate_;
3982 }
3983
3984 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3985
3986 @end
3987
3988 @implementation CydiaObject
3989
3990 - (void) dealloc {
3991     [indirect_ release];
3992     [super dealloc];
3993 }
3994
3995 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3996     if ((self = [super init]) != nil) {
3997         indirect_ = [indirect retain];
3998     } return self;
3999 }
4000
4001 - (void) setDelegate:(id)delegate {
4002     delegate_ = delegate;
4003 }
4004
4005 + (NSArray *) _attributeKeys {
4006     return [NSArray arrayWithObjects:
4007         @"device",
4008         @"ecid",
4009         @"firmware",
4010         @"hostname",
4011         @"idiom",
4012         @"model",
4013         @"plmn",
4014         @"role",
4015         @"serial",
4016         @"token",
4017         @"version",
4018     nil];
4019 }
4020
4021 - (NSArray *) attributeKeys {
4022     return [[self class] _attributeKeys];
4023 }
4024
4025 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4026     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4027 }
4028
4029 - (NSString *) version {
4030     return @ Cydia_;
4031 }
4032
4033 - (NSString *) device {
4034     return [[UIDevice currentDevice] uniqueIdentifier];
4035 }
4036
4037 - (NSString *) firmware {
4038     return [[UIDevice currentDevice] systemVersion];
4039 }
4040
4041 - (NSString *) hostname {
4042     return [[UIDevice currentDevice] name];
4043 }
4044
4045 - (NSString *) idiom {
4046     return (id) Idiom_ ?: [NSNull null];
4047 }
4048
4049 - (NSString *) plmn {
4050     return (id) PLMN_ ?: [NSNull null];
4051 }
4052
4053 - (NSString *) ecid {
4054     return (id) ChipID_ ?: [NSNull null];
4055 }
4056
4057 - (NSString *) serial {
4058     return SerialNumber_;
4059 }
4060
4061 - (NSString *) role {
4062     return (id) Role_ ?: [NSNull null];
4063 }
4064
4065 - (NSString *) model {
4066     return [NSString stringWithUTF8String:Machine_];
4067 }
4068
4069 - (NSString *) token {
4070     return (id) Token_ ?: [NSNull null];
4071 }
4072
4073 + (NSString *) webScriptNameForSelector:(SEL)selector {
4074     if (false);
4075     else if (selector == @selector(addTrivialSource:))
4076         return @"addTrivialSource";
4077     else if (selector == @selector(close))
4078         return @"close";
4079     else if (selector == @selector(du:))
4080         return @"du";
4081     else if (selector == @selector(stringWithFormat:arguments:))
4082         return @"format";
4083     else if (selector == @selector(getAllSources))
4084         return @"getAllSourcs";
4085     else if (selector == @selector(getKernelNumber:))
4086         return @"getKernelNumber";
4087     else if (selector == @selector(getKernelString:))
4088         return @"getKernelString";
4089     else if (selector == @selector(getInstalledPackages))
4090         return @"getInstalledPackages";
4091     else if (selector == @selector(getPackageById:))
4092         return @"getPackageById";
4093     else if (selector == @selector(installPackages:))
4094         return @"installPackages";
4095     else if (selector == @selector(localizedStringForKey:value:table:))
4096         return @"localize";
4097     else if (selector == @selector(refreshSources))
4098         return @"refreshSources";
4099     else if (selector == @selector(removeButton))
4100         return @"removeButton";
4101     else if (selector == @selector(substitutePackageNames:))
4102         return @"substitutePackageNames";
4103     else if (selector == @selector(scrollToBottom:))
4104         return @"scrollToBottom";
4105     else if (selector == @selector(setAllowsNavigationAction:))
4106         return @"setAllowsNavigationAction";
4107     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4108         return @"setButtonImage";
4109     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4110         return @"setButtonTitle";
4111     else if (selector == @selector(setHidesBackButton:))
4112         return @"setHidesBackButton";
4113     else if (selector == @selector(setHidesNavigationBar:))
4114         return @"setHidesNavigationBar";
4115     else if (selector == @selector(setNavigationBarStyle:))
4116         return @"setNavigationBarStyle";
4117     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4118         return @"setNavigationBarTintColor";
4119     else if (selector == @selector(setPopupHook:))
4120         return @"setPopupHook";
4121     else if (selector == @selector(setToken:))
4122         return @"setToken";
4123     else if (selector == @selector(setViewportWidth:))
4124         return @"setViewportWidth";
4125     else if (selector == @selector(statfs:))
4126         return @"statfs";
4127     else if (selector == @selector(supports:))
4128         return @"supports";
4129     else
4130         return nil;
4131 }
4132
4133 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4134     return [self webScriptNameForSelector:selector] == nil;
4135 }
4136
4137 - (BOOL) supports:(NSString *)feature {
4138     return [feature isEqualToString:@"window.open"];
4139 }
4140
4141 - (NSNumber *) getKernelNumber:(NSString *)name {
4142     const char *string([name UTF8String]);
4143
4144     size_t size;
4145     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4146         return (id) [NSNull null];
4147
4148     if (size != sizeof(int))
4149         return (id) [NSNull null];
4150
4151     int value;
4152     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4153         return (id) [NSNull null];
4154
4155     return [NSNumber numberWithInt:value];
4156 }
4157
4158 - (NSString *) getKernelString:(NSString *)name {
4159     const char *string([name UTF8String]);
4160
4161     size_t size;
4162     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4163         return (id) [NSNull null];
4164
4165     char value[size + 1];
4166     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4167         return (id) [NSNull null];
4168
4169     // XXX: just in case you request something ludicrous
4170     value[size] = '\0';
4171
4172     return [NSString stringWithCString:value];
4173 }
4174
4175 - (void) addTrivialSource:(NSString *)href {
4176     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4177 }
4178
4179 - (void) refreshSources {
4180     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4181 }
4182
4183 - (NSArray *) getAllSources {
4184     return [[Database sharedInstance] sources];
4185 }
4186
4187 - (NSArray *) getInstalledPackages {
4188     Database *database([Database sharedInstance]);
4189 @synchronized (database) {
4190     NSArray *packages([database packages]);
4191     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4192     for (Package *package in packages)
4193         if (![package uninstalled])
4194             [installed addObject:package];
4195     return installed;
4196 } }
4197
4198 - (Package *) getPackageById:(NSString *)id {
4199     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4200         [package parse];
4201         return package;
4202     } else
4203         return (Package *) [NSNull null];
4204 }
4205
4206 - (NSArray *) statfs:(NSString *)path {
4207     struct statfs stat;
4208
4209     if (path == nil || statfs([path UTF8String], &stat) == -1)
4210         return nil;
4211
4212     return [NSArray arrayWithObjects:
4213         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4214         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4215         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4216     nil];
4217 }
4218
4219 - (NSNumber *) du:(NSString *)path {
4220     NSNumber *value(nil);
4221
4222     int fds[2];
4223     _assert(pipe(fds) != -1);
4224
4225     pid_t pid(ExecFork());
4226     if (pid == 0) {
4227         _assert(dup2(fds[1], 1) != -1);
4228         _assert(close(fds[0]) != -1);
4229         _assert(close(fds[1]) != -1);
4230         /* XXX: this should probably not use du */
4231         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4232         exit(1);
4233         _assert(false);
4234     }
4235
4236     _assert(close(fds[1]) != -1);
4237
4238     if (FILE *du = fdopen(fds[0], "r")) {
4239         char line[1024];
4240         while (fgets(line, sizeof(line), du) != NULL) {
4241             size_t length(strlen(line));
4242             while (length != 0 && line[length - 1] == '\n')
4243                 line[--length] = '\0';
4244             if (char *tab = strchr(line, '\t')) {
4245                 *tab = '\0';
4246                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4247             }
4248         }
4249
4250         fclose(du);
4251     } else _assert(close(fds[0]));
4252
4253     int status;
4254   wait:
4255     if (waitpid(pid, &status, 0) == -1)
4256         if (errno == EINTR)
4257             goto wait;
4258         else _assert(false);
4259
4260     return value;
4261 }
4262
4263 - (void) close {
4264     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4265 }
4266
4267 - (void) installPackages:(NSArray *)packages {
4268     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4269 }
4270
4271 - (NSString *) substitutePackageNames:(NSString *)message {
4272     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4273     for (size_t i(0), e([words count]); i != e; ++i) {
4274         NSString *word([words objectAtIndex:i]);
4275         if (Package *package = [[Database sharedInstance] packageWithName:word])
4276             [words replaceObjectAtIndex:i withObject:[package name]];
4277     }
4278
4279     return [words componentsJoinedByString:@" "];
4280 }
4281
4282 - (void) removeButton {
4283     [indirect_ removeButton];
4284 }
4285
4286 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4287     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4288 }
4289
4290 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4291     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4292 }
4293
4294 - (void) setAllowsNavigationAction:(NSString *)value {
4295     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4296 }
4297
4298 - (void) setHidesBackButton:(NSString *)value {
4299     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4300 }
4301
4302 - (void) setHidesNavigationBar:(NSString *)value {
4303     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4304 }
4305
4306 - (void) setNavigationBarStyle:(NSString *)value {
4307     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4308 }
4309
4310 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4311     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4312     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4313     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4314 }
4315
4316 - (void) _setToken:(NSString *)token {
4317     Token_ = token;
4318
4319     if (token == nil)
4320         [Metadata_ removeObjectForKey:@"Token"];
4321     else
4322         [Metadata_ setObject:Token_ forKey:@"Token"];
4323
4324     Changed_ = true;
4325 }
4326
4327 - (void) setToken:(NSString *)token {
4328     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4329 }
4330
4331 - (void) setPopupHook:(id)function {
4332     [indirect_ setPopupHook:function];
4333 }
4334
4335 - (void) scrollToBottom:(NSNumber *)animated {
4336     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4337 }
4338
4339 - (void) setViewportWidth:(float)width {
4340     [indirect_ setViewportWidthOnMainThread:width];
4341 }
4342
4343 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4344     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4345     unsigned count([arguments count]);
4346     id values[count];
4347     for (unsigned i(0); i != count; ++i)
4348         values[i] = [arguments objectAtIndex:i];
4349     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4350 }
4351
4352 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4353     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4354         value = nil;
4355     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4356         table = nil;
4357     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4358 }
4359
4360 @end
4361 /* }}} */
4362
4363 /* @ Loading... Indicator {{{ */
4364 @interface CYLoadingIndicator : UIView {
4365     _H<UIActivityIndicatorView> spinner_;
4366     _H<UILabel> label_;
4367     _H<UIView> container_;
4368 }
4369
4370 @property (readonly, nonatomic) UILabel *label;
4371 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4372
4373 @end
4374
4375 @implementation CYLoadingIndicator
4376
4377 - (id) initWithFrame:(CGRect)frame {
4378     if ((self = [super initWithFrame:frame]) != nil) {
4379         container_ = [[[UIView alloc] init] autorelease];
4380         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4381
4382         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4383         [spinner_ startAnimating];
4384         [container_ addSubview:spinner_];
4385
4386         label_ = [[[UILabel alloc] init] autorelease];
4387         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4388         [label_ setBackgroundColor:[UIColor clearColor]];
4389         [label_ setTextColor:[UIColor blackColor]];
4390         [label_ setShadowColor:[UIColor whiteColor]];
4391         [label_ setShadowOffset:CGSizeMake(0, 1)];
4392         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4393         [container_ addSubview:label_];
4394
4395         CGSize viewsize = frame.size;
4396         CGSize spinnersize = [spinner_ bounds].size;
4397         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4398         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4399
4400         CGRect containrect = {
4401             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4402             CGSizeMake(bothwidth, spinnersize.height)
4403         };
4404         CGRect textrect = {
4405             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4406             textsize
4407         };
4408         CGRect spinrect = {
4409             CGPointZero,
4410             spinnersize
4411         };
4412
4413         [container_ setFrame:containrect];
4414         [spinner_ setFrame:spinrect];
4415         [label_ setFrame:textrect];
4416         [self addSubview:container_];
4417     } return self;
4418 }
4419
4420 - (UILabel *) label {
4421     return label_;
4422 }
4423
4424 - (UIActivityIndicatorView *) activityIndicatorView {
4425     return spinner_;
4426 }
4427
4428 @end
4429 /* }}} */
4430 /* Emulated Loading Controller {{{ */
4431 @interface CYEmulatedLoadingController : CYViewController {
4432     _transient Database *database_;
4433     _H<CYLoadingIndicator> indicator_;
4434     _H<UITabBar> tabbar_;
4435     _H<UINavigationBar> navbar_;
4436 }
4437
4438 @end
4439
4440 @implementation CYEmulatedLoadingController
4441
4442 - (id) initWithDatabase:(Database *)database {
4443     if ((self = [super init]) != nil) {
4444         database_ = database;
4445     } return self;
4446 }
4447
4448 // XXX: factor this out somewhere
4449 - (UIColor *) groupTableViewBackgroundColor {
4450     UIDevice *device([UIDevice currentDevice]);
4451     bool iPad([device respondsToSelector:@selector(userInterfaceIdiom)] && [device userInterfaceIdiom] == UIUserInterfaceIdiomPad);
4452     return iPad ? [UIColor colorWithRed:0.821 green:0.834 blue:0.860 alpha:1] : [UIColor groupTableViewBackgroundColor];
4453 }
4454
4455 - (void) loadView {
4456     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4457     [[self view] setBackgroundColor:[self groupTableViewBackgroundColor]];
4458
4459     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4460     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4461     [[self view] addSubview:indicator_];
4462
4463     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4464     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4465     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4466     [[self view] addSubview:tabbar_];
4467
4468     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4469     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4470     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4471     [[self view] addSubview:navbar_];
4472 }
4473
4474 - (void) releaseSubviews {
4475     indicator_ = nil;
4476     tabbar_ = nil;
4477     navbar_ = nil;
4478 }
4479
4480 @end
4481 /* }}} */
4482
4483 /* Cydia Browser Controller {{{ */
4484 @interface CYBrowserController : BrowserController {
4485     CydiaObject *cydia_;
4486 }
4487
4488 @end
4489
4490 @implementation CYBrowserController
4491
4492 - (void) dealloc {
4493     [cydia_ release];
4494     [super dealloc];
4495 }
4496
4497 - (NSURL *) navigationURL {
4498     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4499 }
4500
4501 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4502 }
4503
4504 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4505     [super webView:view didClearWindowObject:window forFrame:frame];
4506
4507     WebDataSource *source([frame dataSource]);
4508     NSURLResponse *response([source response]);
4509
4510     NSURL *url([response URL]);
4511     NSString *scheme([url scheme]);
4512     NSString *host([url host]);
4513
4514     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4515         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4516         NSDictionary *headers([http allHeaderFields]);
4517         [self setHeaders:headers forHost:host];
4518     }
4519
4520     if (
4521         [host isEqualToString:@"cydia.saurik.com"] ||
4522         [host hasSuffix:@".cydia.saurik.com"] ||
4523         [scheme isEqualToString:@"file"]
4524     )
4525         [window setValue:cydia_ forKey:@"cydia"];
4526 }
4527
4528 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4529     if (System_ != NULL)
4530         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4531     if (Machine_ != NULL)
4532         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4533     if (Token_ != nil)
4534         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4535     if (Role_ != nil)
4536         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4537 }
4538
4539 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4540     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4541     [self _setMoreHeaders:copy];
4542     return copy;
4543 }
4544
4545 - (void) setDelegate:(id)delegate {
4546     [super setDelegate:delegate];
4547     [cydia_ setDelegate:delegate];
4548 }
4549
4550 - (id) init {
4551     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4552         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4553
4554         WebView *webview([[webview_ _documentView] webView]);
4555
4556         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4557
4558         if (Safari_ != nil)
4559             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4560         if (Build_ != nil)
4561             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4562         if (Product_ != nil)
4563             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4564
4565         [webview setApplicationNameForUserAgent:application];
4566     } return self;
4567 }
4568
4569 @end
4570 /* }}} */
4571
4572 // CydiaScript {{{
4573 @interface NSObject (CydiaScript)
4574 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4575 @end
4576
4577 @implementation NSObject (CydiaScript)
4578
4579 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4580     return self;
4581 }
4582
4583 @end
4584
4585 @implementation NSArray (CydiaScript)
4586
4587 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4588     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4589     for (size_t i(0), e([self count]); i != e; ++i)
4590         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4591     return object;
4592 }
4593
4594 @end
4595
4596 @implementation NSDictionary (CydiaScript)
4597
4598 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4599     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4600     for (id i in self)
4601         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4602     return object;
4603 }
4604
4605 @end
4606 // }}}
4607
4608 /* Confirmation Controller {{{ */
4609 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4610     if (!iterator.end())
4611         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4612             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4613                 continue;
4614             pkgCache::PkgIterator package(dep.TargetPkg());
4615             if (package.end())
4616                 continue;
4617             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4618                 return true;
4619         }
4620
4621     return false;
4622 }
4623
4624 @protocol ConfirmationControllerDelegate
4625 - (void) cancelAndClear:(bool)clear;
4626 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4627 - (void) queue;
4628 @end
4629
4630 @interface ConfirmationController : CYBrowserController {
4631     _transient Database *database_;
4632
4633     UIAlertView *essential_;
4634
4635     NSDictionary *changes_;
4636     NSMutableArray *issues_;
4637     NSDictionary *sizes_;
4638
4639     BOOL substrate_;
4640 }
4641
4642 - (id) initWithDatabase:(Database *)database;
4643
4644 @end
4645
4646 @implementation ConfirmationController
4647
4648 - (void) dealloc {
4649     [changes_ release];
4650     [issues_ release];
4651     [sizes_ release];
4652
4653     if (essential_ != nil)
4654         [essential_ release];
4655
4656     [super dealloc];
4657 }
4658
4659 - (void) complete {
4660     if (substrate_)
4661         RestartSubstrate_ = true;
4662     [delegate_ confirmWithNavigationController:[self navigationController]];
4663 }
4664
4665 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4666     NSString *context([alert context]);
4667
4668     if ([context isEqualToString:@"remove"]) {
4669         if (button == [alert cancelButtonIndex])
4670             [self dismissModalViewControllerAnimated:YES];
4671         else if (button == [alert firstOtherButtonIndex]) {
4672             [self complete];
4673         }
4674
4675         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4676     } else if ([context isEqualToString:@"unable"]) {
4677         [self dismissModalViewControllerAnimated:YES];
4678         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4679     } else {
4680         [super alertView:alert clickedButtonAtIndex:button];
4681     }
4682 }
4683
4684 - (void) _doContinue {
4685     [self dismissModalViewControllerAnimated:YES];
4686     [delegate_ cancelAndClear:NO];
4687 }
4688
4689 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4690     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4691     return nil;
4692 }
4693
4694 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4695     [super webView:view didClearWindowObject:window forFrame:frame];
4696
4697     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4698         changes_, @"changes",
4699         issues_, @"issues",
4700         sizes_, @"sizes",
4701         self, @"queue",
4702     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4703 }
4704
4705 - (id) initWithDatabase:(Database *)database {
4706     if ((self = [super init]) != nil) {
4707         database_ = database;
4708
4709         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4710         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4711         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4712         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4713         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4714
4715         bool remove(false);
4716
4717         pkgCacheFile &cache([database_ cache]);
4718         NSArray *packages([database_ packages]);
4719         pkgDepCache::Policy *policy([database_ policy]);
4720
4721         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4722
4723         for (Package *package in packages) {
4724             pkgCache::PkgIterator iterator([package iterator]);
4725             NSString *name([package id]);
4726
4727             if ([package broken]) {
4728                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4729
4730                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4731                     name, @"package",
4732                     reasons, @"reasons",
4733                 nil]];
4734
4735                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4736                 if (ver.end())
4737                     continue;
4738
4739                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4740                     pkgCache::DepIterator start;
4741                     pkgCache::DepIterator end;
4742                     dep.GlobOr(start, end); // ++dep
4743
4744                     if (!cache->IsImportantDep(end))
4745                         continue;
4746                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4747                         continue;
4748
4749                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4750
4751                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4752                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4753                         clauses, @"clauses",
4754                     nil]];
4755
4756                     _forever {
4757                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4758
4759                         pkgCache::PkgIterator target(start.TargetPkg());
4760                         if (target->ProvidesList != 0)
4761                             reason = @"missing";
4762                         else {
4763                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4764                             if (!ver.end()) {
4765                                 reason = @"installed";
4766                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4767                             } else if (!cache[target].CandidateVerIter(cache).end())
4768                                 reason = @"uninstalled";
4769                             else if (target->ProvidesList == 0)
4770                                 reason = @"uninstallable";
4771                             else
4772                                 reason = @"virtual";
4773                         }
4774
4775                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4776                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4777                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4778                         nil]);
4779
4780                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4781                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4782                             version, @"version",
4783                             reason, @"reason",
4784                             installed, @"installed",
4785                         nil]];
4786
4787                         // yes, seriously. (wtf?)
4788                         if (start == end)
4789                             break;
4790                         ++start;
4791                     }
4792                 }
4793             }
4794
4795             pkgDepCache::StateCache &state(cache[iterator]);
4796
4797             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4798
4799             if (state.NewInstall())
4800                 [installs addObject:name];
4801             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4802                 [reinstalls addObject:name];
4803             else if (state.Upgrade())
4804                 [upgrades addObject:name];
4805             else if (state.Downgrade())
4806                 [downgrades addObject:name];
4807             else if (!state.Delete())
4808                 continue;
4809             else if (special_r(name))
4810                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4811                     [NSNull null], @"package",
4812                     [NSArray arrayWithObjects:
4813                         [NSDictionary dictionaryWithObjectsAndKeys:
4814                             @"Conflicts", @"relationship",
4815                             [NSArray arrayWithObjects:
4816                                 [NSDictionary dictionaryWithObjectsAndKeys:
4817                                     name, @"package",
4818                                     [NSNull null], @"version",
4819                                     @"installed", @"reason",
4820                                 nil],
4821                             nil], @"clauses",
4822                         nil],
4823                     nil], @"reasons",
4824                 nil]];
4825             else {
4826                 if ([package essential])
4827                     remove = true;
4828                 [removes addObject:name];
4829             }
4830
4831             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4832             substrate_ |= DepSubstrate(iterator.CurrentVer());
4833         }
4834
4835         if (!remove)
4836             essential_ = nil;
4837         else if (Advanced_) {
4838             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4839
4840             essential_ = [[UIAlertView alloc]
4841                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4842                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4843                 delegate:self
4844                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4845                 otherButtonTitles:
4846                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4847                 nil
4848             ];
4849
4850             [essential_ setContext:@"remove"];
4851         } else {
4852             essential_ = [[UIAlertView alloc]
4853                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4854                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4855                 delegate:self
4856                 cancelButtonTitle:UCLocalize("OKAY")
4857                 otherButtonTitles:nil
4858             ];
4859
4860             [essential_ setContext:@"unable"];
4861         }
4862
4863         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4864             installs, @"installs",
4865             reinstalls, @"reinstalls",
4866             upgrades, @"upgrades",
4867             downgrades, @"downgrades",
4868             removes, @"removes",
4869         nil];
4870
4871         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4872             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4873             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4874         nil];
4875
4876         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4877
4878         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4879             initWithTitle:UCLocalize("CANCEL")
4880             style:UIBarButtonItemStylePlain
4881             target:self
4882             action:@selector(cancelButtonClicked)
4883         ] autorelease]];
4884     } return self;
4885 }
4886
4887 #if !AlwaysReload
4888 - (void) applyRightButton {
4889     if ([issues_ count] == 0 && ![self isLoading])
4890         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4891             initWithTitle:UCLocalize("CONFIRM")
4892             style:UIBarButtonItemStyleDone
4893             target:self
4894             action:@selector(confirmButtonClicked)
4895         ] autorelease]];
4896     else
4897         [[self navigationItem] setRightBarButtonItem:nil];
4898 }
4899 #endif
4900
4901 - (void) cancelButtonClicked {
4902     [self dismissModalViewControllerAnimated:YES];
4903     [delegate_ cancelAndClear:YES];
4904 }
4905
4906 #if !AlwaysReload
4907 - (void) confirmButtonClicked {
4908     if (essential_ != nil)
4909         [essential_ show];
4910     else
4911         [self complete];
4912 }
4913 #endif
4914
4915 @end
4916 /* }}} */
4917
4918 /* Progress Data {{{ */
4919 @interface CydiaProgressData : NSObject {
4920     _transient id delegate_;
4921
4922     bool running_;
4923     float percent_;
4924
4925     float current_;
4926     float total_;
4927     float speed_;
4928
4929     _H<NSMutableArray> events_;
4930     _H<NSString> title_;
4931
4932     _H<NSString> status_;
4933     _H<NSString> finish_;
4934 }
4935
4936 @end
4937
4938 @implementation CydiaProgressData
4939
4940 + (NSArray *) _attributeKeys {
4941     return [NSArray arrayWithObjects:
4942         @"current",
4943         @"events",
4944         @"finish",
4945         @"percent",
4946         @"running",
4947         @"speed",
4948         @"title",
4949         @"total",
4950     nil];
4951 }
4952
4953 - (NSArray *) attributeKeys {
4954     return [[self class] _attributeKeys];
4955 }
4956
4957 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4958     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4959 }
4960
4961 - (id) init {
4962     if ((self = [super init]) != nil) {
4963         events_ = [NSMutableArray arrayWithCapacity:32];
4964     } return self;
4965 }
4966
4967 - (void) setDelegate:(id)delegate {
4968     delegate_ = delegate;
4969 }
4970
4971 - (void) setPercent:(float)value {
4972     percent_ = value;
4973 }
4974
4975 - (NSNumber *) percent {
4976     return [NSNumber numberWithFloat:percent_];
4977 }
4978
4979 - (void) setCurrent:(float)value {
4980     current_ = value;
4981 }
4982
4983 - (NSNumber *) current {
4984     return [NSNumber numberWithFloat:current_];
4985 }
4986
4987 - (void) setTotal:(float)value {
4988     total_ = value;
4989 }
4990
4991 - (NSNumber *) total {
4992     return [NSNumber numberWithFloat:total_];
4993 }
4994
4995 - (void) setSpeed:(float)value {
4996     speed_ = value;
4997 }
4998
4999 - (NSNumber *) speed {
5000     return [NSNumber numberWithFloat:speed_];
5001 }
5002
5003 - (NSArray *) events {
5004     return events_;
5005 }
5006
5007 - (void) removeAllEvents {
5008     [events_ removeAllObjects];
5009 }
5010
5011 - (void) addEvent:(CydiaProgressEvent *)event {
5012     [events_ addObject:event];
5013 }
5014
5015 - (void) setTitle:(NSString *)text {
5016     title_ = text;
5017 }
5018
5019 - (NSString *) title {
5020     return title_;
5021 }
5022
5023 - (void) setFinish:(NSString *)text {
5024     finish_ = text;
5025 }
5026
5027 - (NSString *) finish {
5028     return (id) finish_ ?: [NSNull null];
5029 }
5030
5031 - (void) setRunning:(bool)running {
5032     running_ = running;
5033 }
5034
5035 - (NSNumber *) running {
5036     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5037 }
5038
5039 @end
5040 /* }}} */
5041 /* Progress Controller {{{ */
5042 @interface ProgressController : CYBrowserController <
5043     ProgressDelegate
5044 > {
5045     _transient Database *database_;
5046     _H<CydiaProgressData> progress_;
5047     unsigned cancel_;
5048 }
5049
5050 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5051
5052 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5053
5054 - (void) setTitle:(NSString *)title;
5055 - (void) setCancellable:(bool)cancellable;
5056
5057 @end
5058
5059 @implementation ProgressController
5060
5061 - (void) dealloc {
5062     [database_ setProgressDelegate:nil];
5063     [progress_ setDelegate:nil];
5064     [super dealloc];
5065 }
5066
5067 - (void) updateCancel {
5068     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5069         initWithTitle:UCLocalize("CANCEL")
5070         style:UIBarButtonItemStylePlain
5071         target:self
5072         action:@selector(cancel)
5073     ] autorelease] : nil)];
5074 }
5075
5076 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5077     if ((self = [super init]) != nil) {
5078         database_ = database;
5079         delegate_ = delegate;
5080
5081         [database_ setProgressDelegate:self];
5082
5083         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5084         [progress_ setDelegate:self];
5085
5086         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5087
5088         [scroller_ setBackgroundColor:[UIColor blackColor]];
5089
5090         [[self navigationItem] setHidesBackButton:YES];
5091
5092         [self updateCancel];
5093     } return self;
5094 }
5095
5096 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5097     [super webView:view didClearWindowObject:window forFrame:frame];
5098     [window setValue:progress_ forKey:@"cydiaProgress"];
5099 }
5100
5101 - (void) updateProgress {
5102     [self dispatchEvent:@"CydiaProgressUpdate"];
5103 }
5104
5105 - (void) viewWillAppear:(BOOL)animated {
5106     if (![self hasLoaded])
5107         [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5108
5109     [super viewWillAppear:animated];
5110 }
5111
5112 - (void) close {
5113     UpdateExternalStatus(0);
5114
5115     switch (Finish_) {
5116         case 0:
5117         break;
5118
5119         case 1:
5120             [delegate_ terminateWithSuccess];
5121             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5122                 [delegate_ suspendWithAnimation:YES];
5123             else
5124                 [delegate_ suspend];*/
5125         break;
5126
5127         case 2:
5128             _trace();
5129             goto reload;
5130
5131         case 3:
5132             _trace();
5133             goto reload;
5134
5135         reload:
5136             system("/usr/bin/sbreload");
5137             _trace();
5138         break;
5139
5140         case 4:
5141             _trace();
5142             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5143                 SBReboot(SBSSpringBoardServerPort());
5144             else
5145                 reboot2(RB_AUTOBOOT);
5146         break;
5147     }
5148
5149     [super close];
5150 }
5151
5152 - (void) setTitle:(NSString *)title {
5153     [progress_ setTitle:title];
5154     [self updateProgress];
5155 }
5156
5157 - (UIBarButtonItem *) rightButton {
5158     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5159         initWithTitle:UCLocalize("CLOSE")
5160         style:UIBarButtonItemStylePlain
5161         target:self
5162         action:@selector(close)
5163     ] autorelease];
5164 }
5165
5166 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5167     UpdateExternalStatus(1);
5168
5169     [progress_ setRunning:true];
5170     [self setTitle:title];
5171     // implicit updateProgress
5172
5173     SHA1SumValue notifyconf; {
5174         FileFd file;
5175         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5176             _error->Discard();
5177         else {
5178             MMap mmap(file, MMap::ReadOnly);
5179             SHA1Summation sha1;
5180             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5181             notifyconf = sha1.Result();
5182         }
5183     }
5184
5185     SHA1SumValue springlist; {
5186         FileFd file;
5187         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5188             _error->Discard();
5189         else {
5190             MMap mmap(file, MMap::ReadOnly);
5191             SHA1Summation sha1;
5192             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5193             springlist = sha1.Result();
5194         }
5195     }
5196
5197     if (invocation != nil) {
5198         [invocation yieldToSelector:@selector(invoke)];
5199         [self setTitle:@"COMPLETE"];
5200     }
5201
5202     if (Finish_ < 4) {
5203         FileFd file;
5204         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5205             _error->Discard();
5206         else {
5207             MMap mmap(file, MMap::ReadOnly);
5208             SHA1Summation sha1;
5209             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5210             if (!(notifyconf == sha1.Result()))
5211                 Finish_ = 4;
5212         }
5213     }
5214
5215     if (Finish_ < 3) {
5216         FileFd file;
5217         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5218             _error->Discard();
5219         else {
5220             MMap mmap(file, MMap::ReadOnly);
5221             SHA1Summation sha1;
5222             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5223             if (!(springlist == sha1.Result()))
5224                 Finish_ = 3;
5225         }
5226     }
5227
5228     if (Finish_ < 2) {
5229         if (RestartSubstrate_)
5230             Finish_ = 2;
5231     }
5232
5233     RestartSubstrate_ = false;
5234
5235     switch (Finish_) {
5236         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5237         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5238         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5239         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5240         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5241     }
5242
5243     _trace();
5244     system("su -c /usr/bin/uicache mobile");
5245     _trace();
5246
5247     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5248
5249     [progress_ setRunning:false];
5250     [self updateProgress];
5251
5252     [self applyRightButton];
5253 }
5254
5255 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5256     [progress_ addEvent:event];
5257     [self updateProgress];
5258 }
5259
5260 - (bool) isProgressCancelled {
5261     return cancel_ == 2;
5262 }
5263
5264 - (void) cancel {
5265     cancel_ = 2;
5266     [self updateCancel];
5267 }
5268
5269 - (void) setCancellable:(bool)cancellable {
5270     unsigned cancel(cancel_);
5271
5272     if (!cancellable)
5273         cancel_ = 0;
5274     else if (cancel_ == 0)
5275         cancel_ = 1;
5276
5277     if (cancel != cancel_)
5278         [self updateCancel];
5279 }
5280
5281 - (void) setProgressCancellable:(NSNumber *)cancellable {
5282     [self setCancellable:[cancellable boolValue]];
5283 }
5284
5285 - (void) setProgressPercent:(NSNumber *)percent {
5286     [progress_ setPercent:[percent floatValue]];
5287     [self updateProgress];
5288 }
5289
5290 - (void) setProgressStatus:(NSDictionary *)status {
5291     if (status == nil) {
5292         [progress_ setCurrent:0];
5293         [progress_ setTotal:0];
5294         [progress_ setSpeed:0];
5295     } else {
5296         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5297
5298         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5299         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5300         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5301     }
5302
5303     [self updateProgress];
5304 }
5305
5306 @end
5307 /* }}} */
5308
5309 /* Cell Content View {{{ */
5310 @protocol ContentDelegate
5311 - (void) drawContentRect:(CGRect)rect;
5312 @end
5313
5314 @interface ContentView : UIView {
5315     _transient id<ContentDelegate> delegate_;
5316 }
5317
5318 @end
5319
5320 @implementation ContentView
5321
5322 - (id) initWithFrame:(CGRect)frame {
5323     if ((self = [super initWithFrame:frame]) != nil) {
5324         [self setNeedsDisplayOnBoundsChange:YES];
5325     } return self;
5326 }
5327
5328 - (void) setDelegate:(id<ContentDelegate>)delegate {
5329     delegate_ = delegate;
5330 }
5331
5332 - (void) drawRect:(CGRect)rect {
5333     [super drawRect:rect];
5334     [delegate_ drawContentRect:rect];
5335 }
5336
5337 @end
5338 /* }}} */
5339 /* Cydia TableView Cell {{{ */
5340 @interface CYTableViewCell : UITableViewCell {
5341     ContentView *content_;
5342     bool highlighted_;
5343 }
5344
5345 @end
5346
5347 @implementation CYTableViewCell
5348
5349 - (void) dealloc {
5350     [content_ release];
5351     [super dealloc];
5352 }
5353
5354 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5355     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5356
5357     if (view == content_) {
5358         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5359         highlighted_ = highlighted;
5360     }
5361
5362     [super _updateHighlightColorsForView:view highlighted:highlighted];
5363 }
5364
5365 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5366     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5367     highlighted_ = selected;
5368
5369     [super setSelected:selected animated:animated];
5370     [content_ setNeedsDisplay];
5371 }
5372
5373 @end
5374 /* }}} */
5375
5376 /* Package Cell {{{ */
5377 @interface PackageCell : CYTableViewCell <
5378     ContentDelegate
5379 > {
5380     UIImage *icon_;
5381     NSString *name_;
5382     NSString *description_;
5383     bool commercial_;
5384     NSString *source_;
5385     UIImage *badge_;
5386     Package *package_;
5387     UIImage *placard_;
5388 }
5389
5390 - (PackageCell *) init;
5391 - (void) setPackage:(Package *)package;
5392
5393 - (void) drawContentRect:(CGRect)rect;
5394
5395 @end
5396
5397 @implementation PackageCell
5398
5399 - (void) clearPackage {
5400     if (icon_ != nil) {
5401         [icon_ release];
5402         icon_ = nil;
5403     }
5404
5405     if (name_ != nil) {
5406         [name_ release];
5407         name_ = nil;
5408     }
5409
5410     if (description_ != nil) {
5411         [description_ release];
5412         description_ = nil;
5413     }
5414
5415     if (source_ != nil) {
5416         [source_ release];
5417         source_ = nil;
5418     }
5419
5420     if (badge_ != nil) {
5421         [badge_ release];
5422         badge_ = nil;
5423     }
5424
5425     if (placard_ != nil) {
5426         [placard_ release];
5427         placard_ = nil;
5428     }
5429
5430     [package_ release];
5431     package_ = nil;
5432 }
5433
5434 - (void) dealloc {
5435     [self clearPackage];
5436     [super dealloc];
5437 }
5438
5439 - (PackageCell *) init {
5440     CGRect frame(CGRectMake(0, 0, 320, 74));
5441     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5442         UIView *content([self contentView]);
5443         CGRect bounds([content bounds]);
5444
5445         content_ = [[ContentView alloc] initWithFrame:bounds];
5446         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5447         [content addSubview:content_];
5448
5449         [content_ setDelegate:self];
5450         [content_ setOpaque:YES];
5451     } return self;
5452 }
5453
5454 - (NSString *) accessibilityLabel {
5455     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5456 }
5457
5458 - (void) setPackage:(Package *)package {
5459     [self clearPackage];
5460     [package parse];
5461
5462     Source *source = [package source];
5463
5464     icon_ = [[package icon] retain];
5465     name_ = [[package name] retain];
5466
5467     if (IsWildcat_)
5468         description_ = [package longDescription];
5469     if (description_ == nil)
5470         description_ = [package shortDescription];
5471     if (description_ != nil)
5472         description_ = [description_ retain];
5473
5474     commercial_ = [package isCommercial];
5475
5476     package_ = [package retain];
5477
5478     NSString *label = nil;
5479     bool trusted = false;
5480
5481     if (source != nil) {
5482         label = [source label];
5483         trusted = [source trusted];
5484     } else if ([[package id] isEqualToString:@"firmware"])
5485         label = UCLocalize("APPLE");
5486     else
5487         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5488
5489     NSString *from(label);
5490
5491     NSString *section = [package simpleSection];
5492     if (section != nil && ![section isEqualToString:label]) {
5493         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5494         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5495     }
5496
5497     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5498     source_ = [from retain];
5499
5500     if (NSString *purpose = [package primaryPurpose])
5501         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5502             badge_ = [badge_ retain];
5503
5504     UIColor *color;
5505     NSString *placard;
5506
5507     if (NSString *mode = [package_ mode]) {
5508         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5509             color = RemovingColor_;
5510             //placard = @"removing";
5511         } else {
5512             color = InstallingColor_;
5513             //placard = @"installing";
5514         }
5515
5516         // XXX: the removing/installing placards are not @2x
5517         placard = nil;
5518     } else {
5519         color = [UIColor whiteColor];
5520
5521         if ([package installed] != nil)
5522             placard = @"installed";
5523         else
5524             placard = nil;
5525     }
5526
5527     [content_ setBackgroundColor:color];
5528
5529     if (placard != nil)
5530         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5531             placard_ = [placard_ retain];
5532
5533     [self setNeedsDisplay];
5534     [content_ setNeedsDisplay];
5535 }
5536
5537 - (void) drawContentRect:(CGRect)rect {
5538     bool highlighted(highlighted_);
5539     float width([self bounds].size.width);
5540
5541 #if 0
5542     CGContextRef context(UIGraphicsGetCurrentContext());
5543     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5544     CGContextFillRect(context, rect);
5545 #endif
5546
5547     if (icon_ != nil) {
5548         CGRect rect;
5549         rect.size = [icon_ size];
5550
5551         rect.size.width /= 2;
5552         rect.size.height /= 2;
5553
5554         rect.origin.x = 25 - rect.size.width / 2;
5555         rect.origin.y = 25 - rect.size.height / 2;
5556
5557         [icon_ drawInRect:rect];
5558     }
5559
5560     if (badge_ != nil) {
5561         CGRect rect;
5562         rect.size = [badge_ size];
5563
5564         rect.size.width /= 2;
5565         rect.size.height /= 2;
5566
5567         rect.origin.x = 36 - rect.size.width / 2;
5568         rect.origin.y = 36 - rect.size.height / 2;
5569
5570         [badge_ drawInRect:rect];
5571     }
5572
5573     if (highlighted)
5574         UISetColor(White_);
5575
5576     if (!highlighted)
5577         UISetColor(commercial_ ? Purple_ : Black_);
5578     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5579     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5580
5581     if (!highlighted)
5582         UISetColor(commercial_ ? Purplish_ : Gray_);
5583     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5584
5585     if (placard_ != nil)
5586         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5587 }
5588
5589 @end
5590 /* }}} */
5591 /* Section Cell {{{ */
5592 @interface SectionCell : CYTableViewCell <
5593     ContentDelegate
5594 > {
5595     NSString *basic_;
5596     NSString *section_;
5597     NSString *name_;
5598     NSString *count_;
5599     UIImage *icon_;
5600     UISwitch *switch_;
5601     BOOL editing_;
5602 }
5603
5604 - (void) setSection:(Section *)section editing:(BOOL)editing;
5605
5606 @end
5607
5608 @implementation SectionCell
5609
5610 - (void) clearSection {
5611     if (basic_ != nil) {
5612         [basic_ release];
5613         basic_ = nil;
5614     }
5615
5616     if (section_ != nil) {
5617         [section_ release];
5618         section_ = nil;
5619     }
5620
5621     if (name_ != nil) {
5622         [name_ release];
5623         name_ = nil;
5624     }
5625
5626     if (count_ != nil) {
5627         [count_ release];
5628         count_ = nil;
5629     }
5630 }
5631
5632 - (void) dealloc {
5633     [self clearSection];
5634     [icon_ release];
5635     [switch_ release];
5636     [super dealloc];
5637 }
5638
5639 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5640     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5641         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5642         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5643         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5644
5645         UIView *content([self contentView]);
5646         CGRect bounds([content bounds]);
5647
5648         content_ = [[ContentView alloc] initWithFrame:bounds];
5649         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5650         [content addSubview:content_];
5651         [content_ setBackgroundColor:[UIColor whiteColor]];
5652
5653         [content_ setDelegate:self];
5654     } return self;
5655 }
5656
5657 - (void) onSwitch:(id)sender {
5658     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5659     if (metadata == nil) {
5660         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5661         [Sections_ setObject:metadata forKey:basic_];
5662     }
5663
5664     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5665     Changed_ = true;
5666 }
5667
5668 - (void) setSection:(Section *)section editing:(BOOL)editing {
5669     if (editing != editing_) {
5670         if (editing_)
5671             [switch_ removeFromSuperview];
5672         else
5673             [self addSubview:switch_];
5674         editing_ = editing;
5675     }
5676
5677     [self clearSection];
5678
5679     if (section == nil) {
5680         name_ = [UCLocalize("ALL_PACKAGES") retain];
5681         count_ = nil;
5682     } else {
5683         basic_ = [section name];
5684         if (basic_ != nil)
5685             basic_ = [basic_ retain];
5686
5687         section_ = [section localized];
5688         if (section_ != nil)
5689             section_ = [section_ retain];
5690
5691         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5692         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5693
5694         if (editing_)
5695             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5696     }
5697
5698     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5699     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5700
5701     [content_ setNeedsDisplay];
5702 }
5703
5704 - (void) setFrame:(CGRect)frame {
5705     [super setFrame:frame];
5706
5707     CGRect rect([switch_ frame]);
5708     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5709 }
5710
5711 - (NSString *) accessibilityLabel {
5712     return name_;
5713 }
5714
5715 - (void) drawContentRect:(CGRect)rect {
5716     bool highlighted(highlighted_ && !editing_);
5717
5718     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5719
5720     if (highlighted)
5721         UISetColor(White_);
5722
5723     float width(rect.size.width);
5724     if (editing_)
5725         width -= 87;
5726
5727     if (!highlighted)
5728         UISetColor(Black_);
5729     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5730
5731     CGSize size = [count_ sizeWithFont:Font14_];
5732
5733     UISetColor(White_);
5734     if (count_ != nil)
5735         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5736 }
5737
5738 @end
5739 /* }}} */
5740
5741 /* File Table {{{ */
5742 @interface FileTable : CYViewController <
5743     UITableViewDataSource,
5744     UITableViewDelegate
5745 > {
5746     _transient Database *database_;
5747     Package *package_;
5748     NSString *name_;
5749     NSMutableArray *files_;
5750     UITableView *list_;
5751 }
5752
5753 - (id) initWithDatabase:(Database *)database;
5754 - (void) setPackage:(Package *)package;
5755
5756 @end
5757
5758 @implementation FileTable
5759
5760 - (void) dealloc {
5761     [self releaseSubviews];
5762
5763     [package_ release];
5764     [name_ release];
5765     [files_ release];
5766
5767     [super dealloc];
5768 }
5769
5770 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5771     return files_ == nil ? 0 : [files_ count];
5772 }
5773
5774 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5775     return 24.0f;
5776 }*/
5777
5778 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5779     static NSString *reuseIdentifier = @"Cell";
5780
5781     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5782     if (cell == nil) {
5783         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5784         [cell setFont:[UIFont systemFontOfSize:16]];
5785     }
5786     [cell setText:[files_ objectAtIndex:indexPath.row]];
5787     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5788
5789     return cell;
5790 }
5791
5792 - (NSURL *) navigationURL {
5793     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5794 }
5795
5796 - (void) loadView {
5797     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5798
5799     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5800     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5801     [list_ setRowHeight:24.0f];
5802     [list_ setDataSource:self];
5803     [list_ setDelegate:self];
5804     [[self view] addSubview:list_];
5805 }
5806
5807 - (void) viewDidLoad {
5808     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5809 }
5810
5811 - (void) releaseSubviews {
5812     [list_ release];
5813     list_ = nil;
5814 }
5815
5816 - (id) initWithDatabase:(Database *)database {
5817     if ((self = [super init]) != nil) {
5818         database_ = database;
5819
5820         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5821     } return self;
5822 }
5823
5824 - (void) setPackage:(Package *)package {
5825     if (package_ != nil) {
5826         [package_ autorelease];
5827         package_ = nil;
5828     }
5829
5830     if (name_ != nil) {
5831         [name_ release];
5832         name_ = nil;
5833     }
5834
5835     [files_ removeAllObjects];
5836
5837     if (package != nil) {
5838         package_ = [package retain];
5839         name_ = [[package id] retain];
5840
5841         if (NSArray *files = [package files])
5842             [files_ addObjectsFromArray:files];
5843
5844         if ([files_ count] != 0) {
5845             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5846                 [files_ removeObjectAtIndex:0];
5847             [files_ sortUsingSelector:@selector(compareByPath:)];
5848
5849             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5850             [stack addObject:@"/"];
5851
5852             for (int i(0), e([files_ count]); i != e; ++i) {
5853                 NSString *file = [files_ objectAtIndex:i];
5854                 while (![file hasPrefix:[stack lastObject]])
5855                     [stack removeLastObject];
5856                 NSString *directory = [stack lastObject];
5857                 [stack addObject:[file stringByAppendingString:@"/"]];
5858                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5859                     ([stack count] - 2) * 3, "",
5860                     [file substringFromIndex:[directory length]]
5861                 ]];
5862             }
5863         }
5864     }
5865
5866     [list_ reloadData];
5867 }
5868
5869 - (void) reloadData {
5870     [super reloadData];
5871
5872     [self setPackage:[database_ packageWithName:name_]];
5873 }
5874
5875 @end
5876 /* }}} */
5877 /* Package Controller {{{ */
5878 @interface CYPackageController : CYBrowserController <
5879     UIActionSheetDelegate
5880 > {
5881     _transient Database *database_;
5882     _H<Package> package_;
5883     _H<NSString> name_;
5884     bool commercial_;
5885     _H<NSMutableArray> buttons_;
5886     _H<UIBarButtonItem> button_;
5887 }
5888
5889 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5890
5891 @end
5892
5893 @implementation CYPackageController
5894
5895 - (NSURL *) navigationURL {
5896     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5897 }
5898
5899 /* XXX: this is not safe at all... localization of /fail/ */
5900 - (void) _clickButtonWithName:(NSString *)name {
5901     if ([name isEqualToString:UCLocalize("CLEAR")])
5902         [delegate_ clearPackage:package_];
5903     else if ([name isEqualToString:UCLocalize("INSTALL")])
5904         [delegate_ installPackage:package_];
5905     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5906         [delegate_ installPackage:package_];
5907     else if ([name isEqualToString:UCLocalize("REMOVE")])
5908         [delegate_ removePackage:package_];
5909     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5910         [delegate_ installPackage:package_];
5911     else _assert(false);
5912 }
5913
5914 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5915     NSString *context([sheet context]);
5916
5917     if ([context isEqualToString:@"modify"]) {
5918         if (button != [sheet cancelButtonIndex]) {
5919             NSString *buttonName = [buttons_ objectAtIndex:button];
5920             [self _clickButtonWithName:buttonName];
5921         }
5922
5923         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5924     }
5925 }
5926
5927 - (bool) _allowJavaScriptPanel {
5928     return commercial_;
5929 }
5930
5931 #if !AlwaysReload
5932 - (void) _customButtonClicked {
5933     int count([buttons_ count]);
5934     if (count == 0)
5935         return;
5936
5937     if (count == 1)
5938         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5939     else {
5940         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5941         [buttons addObjectsFromArray:buttons_];
5942
5943         UIActionSheet *sheet = [[[UIActionSheet alloc]
5944             initWithTitle:nil
5945             delegate:self
5946             cancelButtonTitle:nil
5947             destructiveButtonTitle:nil
5948             otherButtonTitles:nil
5949         ] autorelease];
5950
5951         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5952         if (!IsWildcat_) {
5953            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5954            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5955         }
5956         [sheet setContext:@"modify"];
5957
5958         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5959     }
5960 }
5961
5962 // We don't want to allow non-commercial packages to do custom things to the install button,
5963 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5964 - (void) customButtonClicked {
5965     if (commercial_)
5966         [super customButtonClicked];
5967     else
5968         [self _customButtonClicked];
5969 }
5970
5971 - (void) reloadButtonClicked {
5972     // Don't reload a commerical package by tapping the loading button,
5973     // but if it's not an Install button, we should forward it on.
5974     if (![package_ uninstalled])
5975         [self _customButtonClicked];
5976 }
5977
5978 - (void) applyLoadingTitle {
5979     // Don't show "Loading" as the title. Ever.
5980 }
5981
5982 - (UIBarButtonItem *) rightButton {
5983     return button_;
5984 }
5985 #endif
5986
5987 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5988     if ((self = [super init]) != nil) {
5989         database_ = database;
5990         buttons_ = [NSMutableArray arrayWithCapacity:4];
5991         name_ = [NSString stringWithString:name];
5992         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5993     } return self;
5994 }
5995
5996 - (void) reloadData {
5997     package_ = [database_ packageWithName:name_];
5998
5999     [buttons_ removeAllObjects];
6000
6001     if (package_ != nil) {
6002         [(Package *) package_ parse];
6003
6004         commercial_ = [package_ isCommercial];
6005
6006         if ([package_ mode] != nil)
6007             [buttons_ addObject:UCLocalize("CLEAR")];
6008         if ([package_ source] == nil);
6009         else if ([package_ upgradableAndEssential:NO])
6010             [buttons_ addObject:UCLocalize("UPGRADE")];
6011         else if ([package_ uninstalled])
6012             [buttons_ addObject:UCLocalize("INSTALL")];
6013         else
6014             [buttons_ addObject:UCLocalize("REINSTALL")];
6015         if (![package_ uninstalled])
6016             [buttons_ addObject:UCLocalize("REMOVE")];
6017     }
6018
6019     NSString *title;
6020     switch ([buttons_ count]) {
6021         case 0: title = nil; break;
6022         case 1: title = [buttons_ objectAtIndex:0]; break;
6023         default: title = UCLocalize("MODIFY"); break;
6024     }
6025
6026     button_ = [[[UIBarButtonItem alloc]
6027         initWithTitle:title
6028         style:UIBarButtonItemStylePlain
6029         target:self
6030         action:@selector(customButtonClicked)
6031     ] autorelease];
6032
6033     [super reloadData];
6034 }
6035
6036 - (bool) isLoading {
6037     return commercial_ ? [super isLoading] : false;
6038 }
6039
6040 @end
6041 /* }}} */
6042
6043 /* Package List Controller {{{ */
6044 @interface PackageListController : CYViewController <
6045     UITableViewDataSource,
6046     UITableViewDelegate
6047 > {
6048     _transient Database *database_;
6049     unsigned era_;
6050     NSMutableArray *packages_;
6051     NSMutableArray *sections_;
6052     UITableView *list_;
6053     NSMutableArray *index_;
6054     NSMutableDictionary *indices_;
6055     NSString *title_;
6056 }
6057
6058 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6059 - (void) setDelegate:(id)delegate;
6060 - (void) resetCursor;
6061
6062 @end
6063
6064 @implementation PackageListController
6065
6066 - (void) dealloc {
6067     [packages_ release];
6068     [sections_ release];
6069     [list_ release];
6070     [index_ release];
6071     [indices_ release];
6072     [title_ release];
6073
6074     [super dealloc];
6075 }
6076
6077 - (void) deselectWithAnimation:(BOOL)animated {
6078     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6079 }
6080
6081 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6082     CGRect base = [[self view] bounds];
6083     base.size.height -= bounds.size.height;
6084     base.origin = [list_ frame].origin;
6085
6086     [UIView beginAnimations:nil context:NULL];
6087     [UIView setAnimationBeginsFromCurrentState:YES];
6088     [UIView setAnimationCurve:curve];
6089     [UIView setAnimationDuration:duration];
6090     [list_ setFrame:base];
6091     [UIView commitAnimations];
6092 }
6093
6094 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6095     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6096 }
6097
6098 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6099     [self resizeForKeyboardBounds:bounds duration:0];
6100 }
6101
6102 - (void) keyboardWillShow:(NSNotification *)notification {
6103     CGRect bounds;
6104     CGPoint center;
6105     NSTimeInterval duration;
6106     UIViewAnimationCurve curve;
6107     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6108     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6109     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6110     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6111
6112     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);
6113     UIViewController *base = self;
6114     while ([base parentViewController] != nil)
6115         base = [base parentViewController];
6116     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6117     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6118
6119     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6120 }
6121
6122 - (void) keyboardWillHide:(NSNotification *)notification {
6123     NSTimeInterval duration;
6124     UIViewAnimationCurve curve;
6125     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6126     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6127
6128     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6129 }
6130
6131 - (void) viewWillAppear:(BOOL)animated {
6132     [super viewWillAppear:animated];
6133
6134     [self resizeForKeyboardBounds:CGRectZero];
6135     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6136     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6137 }
6138
6139 - (void) viewWillDisappear:(BOOL)animated {
6140     [super viewWillDisappear:animated];
6141
6142     [self resizeForKeyboardBounds:CGRectZero];
6143     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6144     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6145 }
6146
6147 - (void) viewDidAppear:(BOOL)animated {
6148     [super viewDidAppear:animated];
6149     [self deselectWithAnimation:animated];
6150 }
6151
6152 - (void) didSelectPackage:(Package *)package {
6153     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6154     [view setDelegate:delegate_];
6155     [[self navigationController] pushViewController:view animated:YES];
6156 }
6157
6158 #if TryIndexedCollation
6159 + (BOOL) hasIndexedCollation {
6160     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6161 }
6162 #endif
6163
6164 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6165     NSInteger count([sections_ count]);
6166     return count == 0 ? 1 : count;
6167 }
6168
6169 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6170     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6171         return nil;
6172     return [[sections_ objectAtIndex:section] name];
6173 }
6174
6175 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6176     if ([sections_ count] == 0)
6177         return 0;
6178     return [[sections_ objectAtIndex:section] count];
6179 }
6180
6181 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6182 @synchronized (database_) {
6183     if ([database_ era] != era_)
6184         return nil;
6185
6186     Section *section([sections_ objectAtIndex:[path section]]);
6187     NSInteger row([path row]);
6188     Package *package([packages_ objectAtIndex:([section row] + row)]);
6189     return [[package retain] autorelease];
6190 } }
6191
6192 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6193     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6194     if (cell == nil)
6195         cell = [[[PackageCell alloc] init] autorelease];
6196     [cell setPackage:[self packageAtIndexPath:path]];
6197     return cell;
6198 }
6199
6200 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6201     Package *package([self packageAtIndexPath:path]);
6202     package = [database_ packageWithName:[package id]];
6203     [self didSelectPackage:package];
6204 }
6205
6206 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6207     // XXX: is 20 the most optimal number here?
6208     return [packages_ count] > 20 ? index_ : nil;
6209 }
6210
6211 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6212 #if TryIndexedCollation
6213     if ([[self class] hasIndexedCollation]) {
6214         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6215     }
6216 #endif
6217
6218     return index;
6219 }
6220
6221 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6222     if ((self = [super init]) != nil) {
6223         database_ = database;
6224         title_ = [title copy];
6225         [[self navigationItem] setTitle:title_];
6226
6227 #if TryIndexedCollation
6228         if ([[self class] hasIndexedCollation])
6229             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6230         else
6231 #endif
6232             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6233
6234         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6235
6236         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6237         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6238
6239         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6240         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6241         [list_ setRowHeight:73];
6242         [[self view] addSubview:list_];
6243
6244         [list_ setDataSource:self];
6245         [list_ setDelegate:self];
6246     } return self;
6247 }
6248
6249 - (void) setDelegate:(id)delegate {
6250     delegate_ = delegate;
6251 }
6252
6253 - (bool) hasPackage:(Package *)package {
6254     return true;
6255 }
6256
6257 - (void) reloadData {
6258     [super reloadData];
6259
6260     era_ = [database_ era];
6261     NSArray *packages = [database_ packages];
6262
6263     [packages_ removeAllObjects];
6264     [sections_ removeAllObjects];
6265
6266     _profile(PackageTable$reloadData$Filter)
6267         for (Package *package in packages)
6268             if ([self hasPackage:package])
6269                 [packages_ addObject:package];
6270     _end
6271
6272     [indices_ removeAllObjects];
6273
6274     Section *section = nil;
6275
6276 #if TryIndexedCollation
6277     if ([[self class] hasIndexedCollation]) {
6278         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6279         NSArray *titles = [collation sectionIndexTitles];
6280         int secidx = -1;
6281
6282         _profile(PackageTable$reloadData$Section)
6283             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6284                 Package *package;
6285                 int index;
6286
6287                 _profile(PackageTable$reloadData$Section$Package)
6288                     package = [packages_ objectAtIndex:offset];
6289                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6290                 _end
6291
6292                 while (secidx < index) {
6293                     secidx += 1;
6294
6295                     _profile(PackageTable$reloadData$Section$Allocate)
6296                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6297                     _end
6298
6299                     _profile(PackageTable$reloadData$Section$Add)
6300                         [sections_ addObject:section];
6301                     _end
6302                 }
6303
6304                 [section addToCount];
6305             }
6306         _end
6307     } else
6308 #endif
6309     {
6310         [index_ removeAllObjects];
6311
6312         _profile(PackageTable$reloadData$Section)
6313             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6314                 Package *package;
6315                 unichar index;
6316
6317                 _profile(PackageTable$reloadData$Section$Package)
6318                     package = [packages_ objectAtIndex:offset];
6319                     index = [package index];
6320                 _end
6321
6322                 if (section == nil || [section index] != index) {
6323                     _profile(PackageTable$reloadData$Section$Allocate)
6324                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6325                     _end
6326
6327                     [index_ addObject:[section name]];
6328                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6329
6330                     _profile(PackageTable$reloadData$Section$Add)
6331                         [sections_ addObject:section];
6332                     _end
6333                 }
6334
6335                 [section addToCount];
6336             }
6337         _end
6338     }
6339
6340     _profile(PackageTable$reloadData$List)
6341         [list_ reloadData];
6342     _end
6343 }
6344
6345 - (void) resetCursor {
6346     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6347 }
6348
6349 @end
6350 /* }}} */
6351 /* Filtered Package List Controller {{{ */
6352 @interface FilteredPackageListController : PackageListController {
6353     SEL filter_;
6354     IMP imp_;
6355     id object_;
6356 }
6357
6358 - (void) setObject:(id)object;
6359 - (void) setObject:(id)object forFilter:(SEL)filter;
6360
6361 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6362
6363 @end
6364
6365 @implementation FilteredPackageListController
6366
6367 - (void) dealloc {
6368     if (object_ != nil)
6369         [object_ release];
6370     [super dealloc];
6371 }
6372
6373 - (void) setFilter:(SEL)filter {
6374     filter_ = filter;
6375
6376     /* XXX: this is an unsafe optimization of doomy hell */
6377     Method method(class_getInstanceMethod([Package class], filter));
6378     _assert(method != NULL);
6379     imp_ = method_getImplementation(method);
6380     _assert(imp_ != NULL);
6381 }
6382
6383 - (void) setObject:(id)object {
6384     if (object_ != nil)
6385         [object_ release];
6386     if (object == nil)
6387         object_ = nil;
6388     else
6389         object_ = [object retain];
6390 }
6391
6392 - (void) setObject:(id)object forFilter:(SEL)filter {
6393     [self setFilter:filter];
6394     [self setObject:object];
6395 }
6396
6397 - (bool) hasPackage:(Package *)package {
6398     _profile(FilteredPackageTable$hasPackage)
6399         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6400     _end
6401 }
6402
6403 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6404     if ((self = [super initWithDatabase:database title:title]) != nil) {
6405         [self setFilter:filter];
6406         [self setObject:object];
6407     } return self;
6408 }
6409
6410 @end
6411 /* }}} */
6412
6413 /* Home Controller {{{ */
6414 @interface HomeController : CYBrowserController {
6415 }
6416
6417 @end
6418
6419 @implementation HomeController
6420
6421 - (id) init {
6422     if ((self = [super init]) != nil) {
6423         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6424     } return self;
6425 }
6426
6427 - (NSURL *) navigationURL {
6428     return [NSURL URLWithString:@"cydia://home"];
6429 }
6430
6431 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6432     [super _setMoreHeaders:request];
6433
6434     if (ChipID_ != nil)
6435         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6436     if (UniqueID_ != nil)
6437         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6438     if (PLMN_ != nil)
6439         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6440 }
6441
6442 - (void) aboutButtonClicked {
6443     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6444
6445     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6446     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6447     [alert setCancelButtonIndex:0];
6448
6449     [alert setMessage:
6450         @"Copyright (C) 2008-2011\n"
6451         "Jay Freeman (saurik)\n"
6452         "saurik@saurik.com\n"
6453         "http://www.saurik.com/"
6454     ];
6455
6456     [alert show];
6457 }
6458
6459 - (void) viewDidLoad {
6460     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6461         initWithTitle:UCLocalize("ABOUT")
6462         style:UIBarButtonItemStylePlain
6463         target:self
6464         action:@selector(aboutButtonClicked)
6465     ] autorelease]];
6466 }
6467
6468 @end
6469 /* }}} */
6470 /* Manage Controller {{{ */
6471 @interface ManageController : CYBrowserController {
6472 }
6473
6474 - (void) queueStatusDidChange;
6475
6476 @end
6477
6478 @implementation ManageController
6479
6480 - (id) init {
6481     if ((self = [super init]) != nil) {
6482         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6483     } return self;
6484 }
6485
6486 - (NSURL *) navigationURL {
6487     return [NSURL URLWithString:@"cydia://manage"];
6488 }
6489
6490 - (void) viewDidLoad {
6491     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6492         initWithTitle:UCLocalize("SETTINGS")
6493         style:UIBarButtonItemStylePlain
6494         target:self
6495         action:@selector(settingsButtonClicked)
6496     ] autorelease]];
6497
6498     [self queueStatusDidChange];
6499 }
6500
6501 - (void) settingsButtonClicked {
6502     [delegate_ showSettings];
6503 }
6504
6505 #if !AlwaysReload
6506 - (void) queueButtonClicked {
6507     [delegate_ queue];
6508 }
6509
6510 - (void) applyLoadingTitle {
6511     // Disable "Loading" title.
6512 }
6513
6514 - (void) applyRightButton {
6515     // Disable right button.
6516 }
6517 #endif
6518
6519 - (void) queueStatusDidChange {
6520 #if !AlwaysReload
6521     if (!IsWildcat_ && Queuing_) {
6522         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6523             initWithTitle:UCLocalize("QUEUE")
6524             style:UIBarButtonItemStyleDone
6525             target:self
6526             action:@selector(queueButtonClicked)
6527         ] autorelease]];
6528     } else {
6529         [[self navigationItem] setRightBarButtonItem:nil];
6530     }
6531 #endif
6532 }
6533
6534 - (bool) isLoading {
6535     // Never show as loading.
6536     return false;
6537 }
6538
6539 @end
6540 /* }}} */
6541
6542 /* Refresh Bar {{{ */
6543 @interface RefreshBar : UINavigationBar {
6544     UIProgressIndicator *indicator_;
6545     UITextLabel *prompt_;
6546     UIProgressBar *progress_;
6547     UINavigationButton *cancel_;
6548 }
6549
6550 @end
6551
6552 @implementation RefreshBar
6553
6554 - (void) dealloc {
6555     [indicator_ release];
6556     [prompt_ release];
6557     [progress_ release];
6558     [cancel_ release];
6559     [super dealloc];
6560 }
6561
6562 - (void) positionViews {
6563     CGRect frame = [cancel_ frame];
6564     frame.size = [cancel_ sizeThatFits:frame.size];
6565     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6566     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6567     [cancel_ setFrame:frame];
6568
6569     CGSize prgsize = {75, 100};
6570     CGRect prgrect = {{
6571         [self frame].size.width - prgsize.width - 10,
6572         ([self frame].size.height - prgsize.height) / 2
6573     } , prgsize};
6574     [progress_ setFrame:prgrect];
6575
6576     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6577     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6578     CGRect indrect = {{indoffset, indoffset}, indsize};
6579     [indicator_ setFrame:indrect];
6580
6581     CGSize prmsize = {215, indsize.height + 4};
6582     CGRect prmrect = {{
6583         indoffset * 2 + indsize.width,
6584         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6585     }, prmsize};
6586     [prompt_ setFrame:prmrect];
6587 }
6588
6589 - (void) setFrame:(CGRect)frame {
6590     [super setFrame:frame];
6591     [self positionViews];
6592 }
6593
6594 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6595     if ((self = [super initWithFrame:frame]) != nil) {
6596         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6597
6598         [self setBarStyle:UIBarStyleBlack];
6599
6600         UIBarStyle barstyle([self _barStyle:NO]);
6601         bool ugly(barstyle == UIBarStyleDefault);
6602
6603         UIProgressIndicatorStyle style = ugly ?
6604             UIProgressIndicatorStyleMediumBrown :
6605             UIProgressIndicatorStyleMediumWhite;
6606
6607         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6608         [indicator_ setStyle:style];
6609         [indicator_ startAnimation];
6610         [self addSubview:indicator_];
6611
6612         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6613         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6614         [prompt_ setBackgroundColor:[UIColor clearColor]];
6615         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6616         [self addSubview:prompt_];
6617
6618         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6619         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6620         [progress_ setStyle:0];
6621         [self addSubview:progress_];
6622
6623         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6624         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6625         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6626         [cancel_ setBarStyle:barstyle];
6627
6628         [self positionViews];
6629     } return self;
6630 }
6631
6632 - (void) setCancellable:(bool)cancellable {
6633     if (cancellable)
6634         [self addSubview:cancel_];
6635     else
6636         [cancel_ removeFromSuperview];
6637 }
6638
6639 - (void) start {
6640     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6641     [progress_ setProgress:0];
6642 }
6643
6644 - (void) stop {
6645     [self setCancellable:NO];
6646 }
6647
6648 - (void) setPrompt:(NSString *)prompt {
6649     [prompt_ setText:prompt];
6650 }
6651
6652 - (void) setProgress:(float)progress {
6653     [progress_ setProgress:progress];
6654 }
6655
6656 @end
6657 /* }}} */
6658
6659 @class CYNavigationController;
6660
6661 /* Cydia Tab Bar Controller {{{ */
6662 @interface CYTabBarController : UITabBarController <
6663     UITabBarControllerDelegate,
6664     ProgressDelegate
6665 > {
6666     _transient Database *database_;
6667     RefreshBar *refreshbar_;
6668
6669     bool dropped_;
6670     bool updating_;
6671     // XXX: ok, "updatedelegate_"?...
6672     _transient NSObject<CydiaDelegate> *updatedelegate_;
6673
6674     id root_;
6675     UIViewController *remembered_;
6676     _transient UIViewController *transient_;
6677 }
6678
6679 - (NSArray *) navigationURLCollection;
6680 - (void) dropBar:(BOOL)animated;
6681 - (void) beginUpdate;
6682 - (void) raiseBar:(BOOL)animated;
6683 - (BOOL) updating;
6684
6685 @end
6686
6687 @implementation CYTabBarController
6688
6689 - (void) setUnselectedViewController:(UIViewController *)transient {
6690     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6691     if (transient != nil) {
6692         if (transient_ == nil)
6693             remembered_ = [[controllers objectAtIndex:0] retain];
6694         transient_ = transient;
6695         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6696         [controllers replaceObjectAtIndex:0 withObject:transient_];
6697         [self setSelectedIndex:0];
6698         [self setViewControllers:controllers];
6699         [self concealTabBarSelection];
6700     } else if (remembered_ != nil) {
6701         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6702         transient_ = transient;
6703         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6704         [remembered_ release];
6705         remembered_ = nil;
6706         [self setViewControllers:controllers];
6707         [self revealTabBarSelection];
6708     }
6709 }
6710
6711 - (UIViewController *) unselectedViewController {
6712     return transient_;
6713 }
6714
6715 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6716     if ([self unselectedViewController])
6717         [self setUnselectedViewController:nil];
6718 }
6719
6720 - (NSArray *) navigationURLCollection {
6721     NSMutableArray *items([NSMutableArray array]);
6722
6723     // XXX: Should this deal with transient view controllers?
6724     for (id navigation in [self viewControllers]) {
6725         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6726         if (stack != nil)
6727             [items addObject:stack];
6728     }
6729
6730     return items;
6731 }
6732
6733 - (void) reloadData {
6734     for (CYViewController *controller in [self viewControllers])
6735         [controller reloadData];
6736
6737     [(CYNavigationController *)[self unselectedViewController] reloadData];
6738 }
6739
6740 - (void) dealloc {
6741     [refreshbar_ release];
6742     [[NSNotificationCenter defaultCenter] removeObserver:self];
6743
6744     [super dealloc];
6745 }
6746
6747 - (id) initWithDatabase:(Database *)database {
6748     if ((self = [super init]) != nil) {
6749         database_ = database;
6750         [self setDelegate:self];
6751
6752         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6753         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6754
6755         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6756     } return self;
6757 }
6758
6759 - (void) setUpdate:(NSDate *)date {
6760     [self beginUpdate];
6761 }
6762
6763 - (void) beginUpdate {
6764     [refreshbar_ start];
6765     [self dropBar:YES];
6766
6767     [updatedelegate_ retainNetworkActivityIndicator];
6768     updating_ = true;
6769
6770     [NSThread
6771         detachNewThreadSelector:@selector(performUpdate)
6772         toTarget:self
6773         withObject:nil
6774     ];
6775 }
6776
6777 - (void) performUpdate { _pooled
6778     Status status;
6779     status.setDelegate(self);
6780     [database_ updateWithStatus:status];
6781
6782     [self
6783         performSelectorOnMainThread:@selector(completeUpdate)
6784         withObject:nil
6785         waitUntilDone:NO
6786     ];
6787 }
6788
6789 - (void) stopUpdateWithSelector:(SEL)selector {
6790     updating_ = false;
6791     [updatedelegate_ releaseNetworkActivityIndicator];
6792
6793     [self raiseBar:YES];
6794     [refreshbar_ stop];
6795
6796     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6797 }
6798
6799 - (void) completeUpdate {
6800     if (!updating_)
6801         return;
6802     [self stopUpdateWithSelector:@selector(reloadData)];
6803 }
6804
6805 - (void) cancelUpdate {
6806     [self stopUpdateWithSelector:@selector(updateData)];
6807 }
6808
6809 - (void) cancelPressed {
6810     [self cancelUpdate];
6811 }
6812
6813 - (BOOL) updating {
6814     return updating_;
6815 }
6816
6817 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6818     [refreshbar_ setPrompt:[event compoundMessage]];
6819 }
6820
6821 - (bool) isProgressCancelled {
6822     return !updating_;
6823 }
6824
6825 - (void) setProgressCancellable:(NSNumber *)cancellable {
6826     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6827 }
6828
6829 - (void) setProgressPercent:(NSNumber *)percent {
6830     [refreshbar_ setProgress:[percent floatValue]];
6831 }
6832
6833 - (void) setProgressStatus:(NSDictionary *)status {
6834     if (status != nil)
6835         [self setProgressPercent:[status objectForKey:@"Percent"]];
6836 }
6837
6838 - (void) setUpdateDelegate:(id)delegate {
6839     updatedelegate_ = delegate;
6840 }
6841
6842 - (CGFloat) statusBarHeight {
6843     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6844         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6845     } else {
6846         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6847     }
6848 }
6849
6850 - (UIView *) transitionView {
6851     if ([self respondsToSelector:@selector(_transitionView)])
6852         return [self _transitionView];
6853     else
6854         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6855 }
6856
6857 - (void) dropBar:(BOOL)animated {
6858     if (dropped_)
6859         return;
6860     dropped_ = true;
6861
6862     UIView *transition([self transitionView]);
6863     [[self view] addSubview:refreshbar_];
6864
6865     CGRect barframe([refreshbar_ frame]);
6866
6867     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6868         barframe.origin.y = [self statusBarHeight];
6869     else
6870         barframe.origin.y = 0;
6871
6872     [refreshbar_ setFrame:barframe];
6873
6874     if (animated)
6875         [UIView beginAnimations:nil context:NULL];
6876
6877     CGRect viewframe = [transition frame];
6878     viewframe.origin.y += barframe.size.height;
6879     viewframe.size.height -= barframe.size.height;
6880     [transition setFrame:viewframe];
6881
6882     if (animated)
6883         [UIView commitAnimations];
6884
6885     // Ensure bar has the proper width for our view, it might have changed
6886     barframe.size.width = viewframe.size.width;
6887     [refreshbar_ setFrame:barframe];
6888
6889     // XXX: fix Apple's layout bug
6890     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6891 }
6892
6893 - (void) raiseBar:(BOOL)animated {
6894     if (!dropped_)
6895         return;
6896     dropped_ = false;
6897
6898     UIView *transition([self transitionView]);
6899     [refreshbar_ removeFromSuperview];
6900
6901     CGRect barframe([refreshbar_ frame]);
6902
6903     if (animated)
6904         [UIView beginAnimations:nil context:NULL];
6905
6906     CGRect viewframe = [transition frame];
6907     viewframe.origin.y -= barframe.size.height;
6908     viewframe.size.height += barframe.size.height;
6909     [transition setFrame:viewframe];
6910
6911     if (animated)
6912         [UIView commitAnimations];
6913
6914     // XXX: fix Apple's layout bug
6915     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6916 }
6917
6918 #if 0
6919 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6920     // XXX: fix Apple's layout bug
6921     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6922 }
6923 #endif
6924
6925 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6926     bool dropped(dropped_);
6927
6928     if (dropped)
6929         [self raiseBar:NO];
6930
6931     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6932
6933     if (dropped)
6934         [self dropBar:NO];
6935
6936     // XXX: fix Apple's layout bug
6937     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6938 }
6939
6940 - (void) statusBarFrameChanged:(NSNotification *)notification {
6941     if (dropped_) {
6942         [self raiseBar:NO];
6943         [self dropBar:NO];
6944     }
6945 }
6946
6947 @end
6948 /* }}} */
6949 /* Cydia Navigation Controller {{{ */
6950 @interface CYNavigationController : UINavigationController {
6951     _transient Database *database_;
6952     _transient id<UINavigationControllerDelegate> delegate_;
6953 }
6954
6955 - (NSArray *) navigationURLCollection;
6956 - (id) initWithDatabase:(Database *)database;
6957 - (void) reloadData;
6958
6959 @end
6960
6961
6962 @implementation CYNavigationController
6963
6964 - (NSArray *) navigationURLCollection {
6965     NSMutableArray *stack([NSMutableArray array]);
6966
6967     for (CYViewController *controller in [self viewControllers]) {
6968         NSString *url = [[controller navigationURL] absoluteString];
6969         if (url != nil)
6970             [stack addObject:url];
6971     }
6972
6973     return stack;
6974 }
6975
6976 - (void) reloadData {
6977     for (CYViewController *page in [self viewControllers]) {
6978         // Only reload controllers that have already loaded.
6979         // This prevents a page from accidentally loading too
6980         // early if it hasn't been shown on the screen yet.
6981         if ([page hasLoaded])
6982             [page reloadData];
6983     }
6984 }
6985
6986 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6987     delegate_ = delegate;
6988 }
6989
6990 - (id) initWithDatabase:(Database *)database {
6991     if ((self = [super init]) != nil) {
6992         database_ = database;
6993     } return self;
6994 }
6995
6996 @end
6997 /* }}} */
6998
6999 /* Cydia:// Protocol {{{ */
7000 @interface CydiaURLProtocol : NSURLProtocol {
7001 }
7002
7003 @end
7004
7005 @implementation CydiaURLProtocol
7006
7007 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7008     NSURL *url([request URL]);
7009     if (url == nil)
7010         return NO;
7011
7012     NSString *scheme([[url scheme] lowercaseString]);
7013     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7014         return YES;
7015     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7016         return YES;
7017
7018     return NO;
7019 }
7020
7021 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7022     return request;
7023 }
7024
7025 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7026     id<NSURLProtocolClient> client([self client]);
7027     if (icon == nil)
7028         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7029     else {
7030         NSData *data(UIImagePNGRepresentation(icon));
7031
7032         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7033         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7034         [client URLProtocol:self didLoadData:data];
7035         [client URLProtocolDidFinishLoading:self];
7036     }
7037 }
7038
7039 - (void) startLoading {
7040     id<NSURLProtocolClient> client([self client]);
7041     NSURLRequest *request([self request]);
7042
7043     NSURL *url([request URL]);
7044     NSString *href([url absoluteString]);
7045     NSString *scheme([[url scheme] lowercaseString]);
7046
7047     NSString *path;
7048
7049     if ([scheme isEqualToString:@"cydia"])
7050         path = [href substringFromIndex:8];
7051     else if ([scheme isEqualToString:@"about"])
7052         path = [href substringFromIndex:12];
7053     else _assert(false);
7054
7055     NSRange slash([path rangeOfString:@"/"]);
7056
7057     NSString *command;
7058     if (slash.location == NSNotFound) {
7059         command = path;
7060         path = nil;
7061     } else {
7062         command = [path substringToIndex:slash.location];
7063         path = [path substringFromIndex:(slash.location + 1)];
7064     }
7065
7066     Database *database([Database sharedInstance]);
7067
7068     if ([command isEqualToString:@"package-icon"]) {
7069         if (path == nil)
7070             goto fail;
7071         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7072         Package *package([database packageWithName:path]);
7073         if (package == nil)
7074             goto fail;
7075         UIImage *icon([package icon]);
7076         [self _returnPNGWithImage:icon forRequest:request];
7077     } else if ([command isEqualToString:@"source-icon"]) {
7078         if (path == nil)
7079             goto fail;
7080         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7081         NSString *source(Simplify(path));
7082         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7083         if (icon == nil)
7084             icon = [UIImage applicationImageNamed:@"unknown.png"];
7085         [self _returnPNGWithImage:icon forRequest:request];
7086     } else if ([command isEqualToString:@"uikit-image"]) {
7087         if (path == nil)
7088             goto fail;
7089         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7090         UIImage *icon(_UIImageWithName(path));
7091         [self _returnPNGWithImage:icon forRequest:request];
7092     } else if ([command isEqualToString:@"section-icon"]) {
7093         if (path == nil)
7094             goto fail;
7095         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7096         NSString *section(Simplify(path));
7097         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7098         if (icon == nil)
7099             icon = [UIImage applicationImageNamed:@"unknown.png"];
7100         [self _returnPNGWithImage:icon forRequest:request];
7101     } else fail: {
7102         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7103     }
7104 }
7105
7106 - (void) stopLoading {
7107 }
7108
7109 @end
7110 /* }}} */
7111
7112 /* Section Controller {{{ */
7113 @interface SectionController : FilteredPackageListController {
7114     _H<NSString> section_;
7115 }
7116
7117 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7118
7119 @end
7120
7121 @implementation SectionController
7122
7123 - (NSURL *) navigationURL {
7124     NSString *name = section_;
7125     if (name == nil)
7126         name = @"all";
7127
7128     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7129 }
7130
7131 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7132     NSString *title;
7133     if (name == nil)
7134         title = UCLocalize("ALL_PACKAGES");
7135     else if (![name isEqual:@""])
7136         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7137     else
7138         title = UCLocalize("NO_SECTION");
7139
7140     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7141         section_ = name;
7142     } return self;
7143 }
7144
7145 @end
7146 /* }}} */
7147 /* Sections Controller {{{ */
7148 @interface SectionsController : CYViewController <
7149     UITableViewDataSource,
7150     UITableViewDelegate
7151 > {
7152     _transient Database *database_;
7153     NSMutableArray *sections_;
7154     NSMutableArray *filtered_;
7155     UITableView *list_;
7156     BOOL editing_;
7157 }
7158
7159 - (id) initWithDatabase:(Database *)database;
7160 - (void) editButtonClicked;
7161
7162 @end
7163
7164 @implementation SectionsController
7165
7166 - (void) dealloc {
7167     [self releaseSubviews];
7168     [sections_ release];
7169     [filtered_ release];
7170
7171     [super dealloc];
7172 }
7173
7174 - (NSURL *) navigationURL {
7175     return [NSURL URLWithString:@"cydia://sections"];
7176 }
7177
7178 - (void) updateNavigationItem {
7179     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7180     if ([sections_ count] == 0) {
7181         [[self navigationItem] setRightBarButtonItem:nil];
7182     } else {
7183         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7184             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7185             target:self
7186             action:@selector(editButtonClicked)
7187         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7188     }
7189 }
7190
7191 - (BOOL) isEditing {
7192     return editing_;
7193 }
7194
7195 - (void) setEditing:(BOOL)editing {
7196     if ((editing_ = editing))
7197         [list_ reloadData];
7198     else
7199         [delegate_ updateData];
7200
7201     [self updateNavigationItem];
7202 }
7203
7204 - (void) viewDidAppear:(BOOL)animated {
7205     [super viewDidAppear:animated];
7206     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7207 }
7208
7209 - (void) viewWillDisappear:(BOOL)animated {
7210     [super viewWillDisappear:animated];
7211     if (editing_) [self setEditing:NO];
7212 }
7213
7214 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7215     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7216     return section;
7217 }
7218
7219 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7220     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7221 }
7222
7223 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7224     return 45.0f;
7225 }*/
7226
7227 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7228     static NSString *reuseIdentifier = @"SectionCell";
7229
7230     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7231     if (cell == nil)
7232         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7233
7234     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7235
7236     return cell;
7237 }
7238
7239 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7240     if (editing_)
7241         return;
7242
7243     Section *section = [self sectionAtIndexPath:indexPath];
7244
7245     SectionController *controller = [[[SectionController alloc]
7246         initWithDatabase:database_
7247         section:[section name]
7248     ] autorelease];
7249     [controller setDelegate:delegate_];
7250
7251     [[self navigationController] pushViewController:controller animated:YES];
7252 }
7253
7254 - (void) loadView {
7255     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7256
7257     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7258     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7259     [list_ setRowHeight:45.0f];
7260     [list_ setDataSource:self];
7261     [list_ setDelegate:self];
7262     [[self view] addSubview:list_];
7263 }
7264
7265 - (void) viewDidLoad {
7266     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7267 }
7268
7269 - (void) releaseSubviews {
7270     [list_ release];
7271     list_ = nil;
7272 }
7273
7274 - (id) initWithDatabase:(Database *)database {
7275     if ((self = [super init]) != nil) {
7276         database_ = database;
7277
7278         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7279         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7280     } return self;
7281 }
7282
7283 - (void) reloadData {
7284     [super reloadData];
7285
7286     NSArray *packages = [database_ packages];
7287
7288     [sections_ removeAllObjects];
7289     [filtered_ removeAllObjects];
7290
7291     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7292
7293     _trace();
7294     for (Package *package in packages) {
7295         NSString *name([package section]);
7296         NSString *key(name == nil ? @"" : name);
7297
7298         Section *section;
7299
7300         _profile(SectionsView$reloadData$Section)
7301             section = [sections objectForKey:key];
7302             if (section == nil) {
7303                 _profile(SectionsView$reloadData$Section$Allocate)
7304                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7305                     [sections setObject:section forKey:key];
7306                 _end
7307             }
7308         _end
7309
7310         [section addToCount];
7311
7312         _profile(SectionsView$reloadData$Filter)
7313             if (![package valid] || ![package visible])
7314                 continue;
7315         _end
7316
7317         [section addToRow];
7318     }
7319     _trace();
7320
7321     [sections_ addObjectsFromArray:[sections allValues]];
7322
7323     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7324
7325     for (Section *section in sections_) {
7326         size_t count([section row]);
7327         if (count == 0)
7328             continue;
7329
7330         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7331         [section setCount:count];
7332         [filtered_ addObject:section];
7333     }
7334
7335     [self updateNavigationItem];
7336     [list_ reloadData];
7337     _trace();
7338 }
7339
7340 - (void) editButtonClicked {
7341     [self setEditing:(!editing_)];
7342 }
7343
7344 @end
7345 /* }}} */
7346
7347 /* Changes Controller {{{ */
7348 @interface ChangesController : CYViewController <
7349     UITableViewDataSource,
7350     UITableViewDelegate
7351 > {
7352     _transient Database *database_;
7353     unsigned era_;
7354     CFMutableArrayRef packages_;
7355     NSMutableArray *sections_;
7356     UITableView *list_;
7357     unsigned upgrades_;
7358     BOOL hasSentFirstLoad_;
7359 }
7360
7361 - (id) initWithDatabase:(Database *)database;
7362
7363 @end
7364
7365 @implementation ChangesController
7366
7367 - (void) dealloc {
7368     [self releaseSubviews];
7369     CFRelease(packages_);
7370     [sections_ release];
7371
7372     [super dealloc];
7373 }
7374
7375 - (NSURL *) navigationURL {
7376     return [NSURL URLWithString:@"cydia://changes"];
7377 }
7378
7379 - (void) viewWillAppear:(BOOL)animated {
7380     // Loads after it appears, so don't load beforehand.
7381     loaded_ = YES;
7382     [super viewWillAppear:animated];
7383 }
7384
7385 - (void) viewDidAppear:(BOOL)animated {
7386     [super viewDidAppear:animated];
7387
7388     if (!hasSentFirstLoad_) {
7389         hasSentFirstLoad_ = YES;
7390         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7391     } else {
7392         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7393     }
7394 }
7395
7396 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7397     NSInteger count([sections_ count]);
7398     return count == 0 ? 1 : count;
7399 }
7400
7401 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7402     if ([sections_ count] == 0)
7403         return nil;
7404     return [[sections_ objectAtIndex:section] name];
7405 }
7406
7407 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7408     if ([sections_ count] == 0)
7409         return 0;
7410     return [[sections_ objectAtIndex:section] count];
7411 }
7412
7413 - (Package *) packageAtIndex:(NSUInteger)index {
7414     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7415 }
7416
7417 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7418 @synchronized (database_) {
7419     if ([database_ era] != era_)
7420         return nil;
7421
7422     NSUInteger sectionIndex([path section]);
7423     if (sectionIndex >= [sections_ count])
7424         return nil;
7425     Section *section([sections_ objectAtIndex:sectionIndex]);
7426     NSInteger row([path row]);
7427     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7428 } }
7429
7430 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7431     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7432     if (cell == nil)
7433         cell = [[[PackageCell alloc] init] autorelease];
7434     [cell setPackage:[self packageAtIndexPath:path]];
7435     return cell;
7436 }
7437
7438 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7439     Package *package([self packageAtIndexPath:path]);
7440     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7441     [view setDelegate:delegate_];
7442     [[self navigationController] pushViewController:view animated:YES];
7443     return path;
7444 }
7445
7446 - (void) refreshButtonClicked {
7447     [delegate_ beginUpdate];
7448     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7449 }
7450
7451 - (void) upgradeButtonClicked {
7452     [delegate_ distUpgrade];
7453 }
7454
7455 - (void) loadView {
7456     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7457
7458     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7459     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7460     [list_ setRowHeight:73];
7461     [list_ setDataSource:self];
7462     [list_ setDelegate:self];
7463     [[self view] addSubview:list_];
7464 }
7465
7466 - (void) viewDidLoad {
7467     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7468 }
7469
7470 - (void) releaseSubviews {
7471     [list_ release];
7472     list_ = nil;
7473 }
7474
7475 - (id) initWithDatabase:(Database *)database {
7476     if ((self = [super init]) != nil) {
7477         database_ = database;
7478
7479         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7480         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7481     } return self;
7482 }
7483
7484 // this mostly works because reloadData (below) is @synchronized (database_)
7485 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7486 - (void) _reloadPackages:(NSArray *)packages {
7487     CFRelease(packages_);
7488     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7489
7490     _trace();
7491     _profile(ChangesController$_reloadPackages$Filter)
7492         for (Package *package in packages)
7493             if ([package upgradableAndEssential:YES] || [package visible])
7494                 CFArrayAppendValue(packages_, package);
7495     _end
7496     _trace();
7497     _profile(ChangesController$_reloadPackages$radixSort)
7498         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7499     _end
7500     _trace();
7501 }
7502
7503 - (void) reloadData {
7504 @synchronized (database_) {
7505     era_ = [database_ era];
7506     NSArray *packages = [database_ packages];
7507
7508     [sections_ removeAllObjects];
7509
7510 #if 1
7511     UIProgressHUD *hud([delegate_ addProgressHUD]);
7512     [hud setText:UCLocalize("LOADING")];
7513     //NSLog(@"HUD:%@::%@", delegate_, hud);
7514     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7515     [delegate_ removeProgressHUD:hud];
7516 #else
7517     [self _reloadPackages:packages];
7518 #endif
7519
7520     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7521     Section *ignored = nil;
7522     Section *section = nil;
7523     time_t last = 0;
7524
7525     upgrades_ = 0;
7526     bool unseens = false;
7527
7528     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7529
7530     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7531         Package *package = [self packageAtIndex:offset];
7532
7533         BOOL uae = [package upgradableAndEssential:YES];
7534
7535         if (!uae) {
7536             unseens = true;
7537             time_t seen([package seen]);
7538
7539             if (section == nil || last != seen) {
7540                 last = seen;
7541
7542                 NSString *name;
7543                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7544                 [name autorelease];
7545
7546                 _profile(ChangesController$reloadData$Allocate)
7547                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7548                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7549                     [sections_ addObject:section];
7550                 _end
7551             }
7552
7553             [section addToCount];
7554         } else if ([package ignored]) {
7555             if (ignored == nil) {
7556                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7557             }
7558             [ignored addToCount];
7559         } else {
7560             ++upgrades_;
7561             [upgradable addToCount];
7562         }
7563     }
7564     _trace();
7565
7566     CFRelease(formatter);
7567
7568     if (unseens) {
7569         Section *last = [sections_ lastObject];
7570         size_t count = [last count];
7571         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7572         [sections_ removeLastObject];
7573     }
7574
7575     if ([ignored count] != 0)
7576         [sections_ insertObject:ignored atIndex:0];
7577     if (upgrades_ != 0)
7578         [sections_ insertObject:upgradable atIndex:0];
7579
7580     [list_ reloadData];
7581
7582     if (upgrades_ > 0)
7583         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7584             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7585             style:UIBarButtonItemStylePlain
7586             target:self
7587             action:@selector(upgradeButtonClicked)
7588         ] autorelease]];
7589
7590     if (![delegate_ updating])
7591         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7592             initWithTitle:UCLocalize("REFRESH")
7593             style:UIBarButtonItemStylePlain
7594             target:self
7595             action:@selector(refreshButtonClicked)
7596         ] autorelease]];
7597
7598     PrintTimes();
7599 } }
7600
7601 @end
7602 /* }}} */
7603 /* Search Controller {{{ */
7604 @interface SearchController : FilteredPackageListController <
7605     UISearchBarDelegate
7606 > {
7607     _H<UISearchBar> search_;
7608     BOOL searchloaded_;
7609 }
7610
7611 - (id) initWithDatabase:(Database *)database;
7612 - (void) setSearchTerm:(NSString *)term;
7613 - (void) reloadData;
7614
7615 @end
7616
7617 @implementation SearchController
7618
7619 - (void) dealloc {
7620     [search_ setDelegate:nil];
7621     [super dealloc];
7622 }
7623
7624 - (NSURL *) navigationURL {
7625     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7626         return [NSURL URLWithString:@"cydia://search"];
7627     else
7628         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7629 }
7630
7631 - (void) setSearchTerm:(NSString *)searchTerm {
7632     [search_ setText:searchTerm];
7633     [self reloadData];
7634 }
7635
7636 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7637     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7638     [search_ resignFirstResponder];
7639     [self reloadData];
7640 }
7641
7642 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7643     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7644     [self reloadData];
7645 }
7646
7647 - (id) initWithDatabase:(Database *)database {
7648     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7649         search_ = [[[UISearchBar alloc] init] autorelease];
7650         [search_ setDelegate:self];
7651     } return self;
7652 }
7653
7654 - (void) viewDidAppear:(BOOL)animated {
7655     [super viewDidAppear:animated];
7656
7657     if (!searchloaded_) {
7658         searchloaded_ = YES;
7659         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7660         [search_ layoutSubviews];
7661         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7662
7663         UITextField *textField;
7664         if ([search_ respondsToSelector:@selector(searchField)])
7665             textField = [search_ searchField];
7666         else
7667             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7668
7669         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7670         [textField setEnablesReturnKeyAutomatically:NO];
7671         [[self navigationItem] setTitleView:textField];
7672     }
7673 }
7674
7675 - (void) reloadData {
7676     [self setObject:[search_ text]];
7677     [super reloadData];
7678     [self resetCursor];
7679 }
7680
7681 - (void) didSelectPackage:(Package *)package {
7682     [search_ resignFirstResponder];
7683     [super didSelectPackage:package];
7684 }
7685
7686 @end
7687 /* }}} */
7688 /* Package Settings Controller {{{ */
7689 @interface PackageSettingsController : CYViewController <
7690     UITableViewDataSource,
7691     UITableViewDelegate
7692 > {
7693     _transient Database *database_;
7694     NSString *name_;
7695     Package *package_;
7696     UITableView *table_;
7697     UISwitch *subscribedSwitch_;
7698     UISwitch *ignoredSwitch_;
7699     UITableViewCell *subscribedCell_;
7700     UITableViewCell *ignoredCell_;
7701 }
7702
7703 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7704
7705 @end
7706
7707 @implementation PackageSettingsController
7708
7709 - (void) dealloc {
7710     [self releaseSubviews];
7711     [name_ release];
7712     [package_ release];
7713
7714     [super dealloc];
7715 }
7716
7717 - (NSURL *) navigationURL {
7718     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7719 }
7720
7721 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7722     if (package_ == nil)
7723         return 0;
7724
7725     if ([package_ installed] == nil)
7726         return 1;
7727     else
7728         return 2;
7729 }
7730
7731 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7732     if (package_ == nil)
7733         return 0;
7734
7735     // both sections contain just one item right now.
7736     return 1;
7737 }
7738
7739 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7740     return nil;
7741 }
7742
7743 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7744     if (section == 0)
7745         return UCLocalize("SHOW_ALL_CHANGES_EX");
7746     else
7747         return UCLocalize("IGNORE_UPGRADES_EX");
7748 }
7749
7750 - (void) onSubscribed:(id)control {
7751     bool value([control isOn]);
7752     if (package_ == nil)
7753         return;
7754     if ([package_ setSubscribed:value])
7755         [delegate_ updateData];
7756 }
7757
7758 - (void) _updateIgnored {
7759     const char *package([name_ UTF8String]);
7760     bool on([ignoredSwitch_ isOn]);
7761
7762     pid_t pid(ExecFork());
7763     if (pid == 0) {
7764         FILE *dpkg(popen("dpkg --set-selections", "w"));
7765         fwrite(package, strlen(package), 1, dpkg);
7766
7767         if (on)
7768             fwrite(" hold\n", 6, 1, dpkg);
7769         else
7770             fwrite(" install\n", 9, 1, dpkg);
7771
7772         pclose(dpkg);
7773
7774         exit(0);
7775         _assert(false);
7776     }
7777
7778     _forever {
7779         int status;
7780         int result(waitpid(pid, &status, 0));
7781
7782         if (result != -1) {
7783             _assert(result == pid);
7784             break;
7785         }
7786     }
7787 }
7788
7789 - (void) onIgnored:(id)control {
7790     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7791     [invocation setTarget:self];
7792     [invocation setSelector:@selector(_updateIgnored)];
7793
7794     [delegate_ reloadDataWithInvocation:invocation];
7795 }
7796
7797 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7798     if (package_ == nil)
7799         return nil;
7800
7801     switch ([indexPath section]) {
7802         case 0: return subscribedCell_;
7803         case 1: return ignoredCell_;
7804
7805         _nodefault
7806     }
7807
7808     return nil;
7809 }
7810
7811 - (void) loadView {
7812     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7813
7814     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7815     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7816     [table_ setDataSource:self];
7817     [table_ setDelegate:self];
7818     [[self view] addSubview:table_];
7819
7820     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7821     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7822     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7823
7824     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7825     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7826     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7827
7828     subscribedCell_ = [[UITableViewCell alloc] init];
7829     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7830     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7831     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7832
7833     ignoredCell_ = [[UITableViewCell alloc] init];
7834     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7835     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7836     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7837 }
7838
7839 - (void) viewDidLoad {
7840     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7841 }
7842
7843 - (void) releaseSubviews {
7844     [ignoredCell_ release];
7845     ignoredCell_ = nil;
7846
7847     [subscribedCell_ release];
7848     subscribedCell_ = nil;
7849
7850     [table_ release];
7851     table_ = nil;
7852
7853     [ignoredSwitch_ release];
7854     ignoredSwitch_ = nil;
7855
7856     [subscribedSwitch_ release];
7857     subscribedSwitch_ = nil;
7858 }
7859
7860 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7861     if ((self = [super init]) != nil) {
7862         database_ = database;
7863         name_ = [package retain];
7864     } return self;
7865 }
7866
7867 - (void) reloadData {
7868     [super reloadData];
7869
7870     if (package_ != nil)
7871         [package_ autorelease];
7872     package_ = [database_ packageWithName:name_];
7873
7874     if (package_ != nil) {
7875         package_ = [package_ retain];
7876         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7877         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7878     } // XXX: what now, G?
7879
7880     [table_ reloadData];
7881 }
7882
7883 @end
7884 /* }}} */
7885
7886 /* Installed Controller {{{ */
7887 @interface InstalledController : FilteredPackageListController {
7888     BOOL expert_;
7889 }
7890
7891 - (id) initWithDatabase:(Database *)database;
7892
7893 - (void) updateRoleButton;
7894 - (void) queueStatusDidChange;
7895
7896 @end
7897
7898 @implementation InstalledController
7899
7900 - (void) dealloc {
7901     [super dealloc];
7902 }
7903
7904 - (NSURL *) navigationURL {
7905     return [NSURL URLWithString:@"cydia://installed"];
7906 }
7907
7908 - (id) initWithDatabase:(Database *)database {
7909     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7910         [self updateRoleButton];
7911         [self queueStatusDidChange];
7912     } return self;
7913 }
7914
7915 #if !AlwaysReload
7916 - (void) queueButtonClicked {
7917     [delegate_ queue];
7918 }
7919 #endif
7920
7921 - (void) queueStatusDidChange {
7922 #if !AlwaysReload
7923     if (IsWildcat_) {
7924         if (Queuing_) {
7925             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7926                 initWithTitle:UCLocalize("QUEUE")
7927                 style:UIBarButtonItemStyleDone
7928                 target:self
7929                 action:@selector(queueButtonClicked)
7930             ] autorelease]];
7931         } else {
7932             [[self navigationItem] setLeftBarButtonItem:nil];
7933         }
7934     }
7935 #endif
7936 }
7937
7938 - (void) updateRoleButton {
7939     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7940         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7941             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7942             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7943             target:self
7944             action:@selector(roleButtonClicked)
7945         ] autorelease]];
7946 }
7947
7948 - (void) roleButtonClicked {
7949     [self setObject:[NSNumber numberWithBool:expert_]];
7950     [self reloadData];
7951     expert_ = !expert_;
7952
7953     [self updateRoleButton];
7954 }
7955
7956 @end
7957 /* }}} */
7958
7959 /* Source Cell {{{ */
7960 @interface SourceCell : CYTableViewCell <
7961     ContentDelegate
7962 > {
7963     UIImage *icon_;
7964     NSString *origin_;
7965     NSString *label_;
7966 }
7967
7968 - (void) setSource:(Source *)source;
7969
7970 @end
7971
7972 @implementation SourceCell
7973
7974 - (void) clearSource {
7975     [icon_ release];
7976     [origin_ release];
7977     [label_ release];
7978
7979     icon_ = nil;
7980     origin_ = nil;
7981     label_ = nil;
7982 }
7983
7984 - (void) setSource:(Source *)source {
7985     [self clearSource];
7986
7987     if (icon_ == nil)
7988         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7989     if (icon_ == nil)
7990         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7991     icon_ = [icon_ retain];
7992
7993     origin_ = [[source name] retain];
7994     label_ = [[source uri] retain];
7995
7996     [content_ setNeedsDisplay];
7997 }
7998
7999 - (void) dealloc {
8000     [self clearSource];
8001     [super dealloc];
8002 }
8003
8004 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8005     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8006         UIView *content([self contentView]);
8007         CGRect bounds([content bounds]);
8008
8009         content_ = [[ContentView alloc] initWithFrame:bounds];
8010         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8011         [content_ setBackgroundColor:[UIColor whiteColor]];
8012         [content addSubview:content_];
8013
8014         [content_ setDelegate:self];
8015         [content_ setOpaque:YES];
8016     } return self;
8017 }
8018
8019 - (NSString *) accessibilityLabel {
8020     return label_;
8021 }
8022
8023 - (void) drawContentRect:(CGRect)rect {
8024     bool highlighted(highlighted_);
8025     float width(rect.size.width);
8026
8027     if (icon_ != nil)
8028         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8029
8030     if (highlighted)
8031         UISetColor(White_);
8032
8033     if (!highlighted)
8034         UISetColor(Black_);
8035     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8036
8037     if (!highlighted)
8038         UISetColor(Blue_);
8039     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8040 }
8041
8042 @end
8043 /* }}} */
8044 /* Source Controller {{{ */
8045 @interface SourceController : FilteredPackageListController {
8046     _transient Source *source_;
8047     NSString *key_;
8048 }
8049
8050 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8051
8052 @end
8053
8054 @implementation SourceController
8055
8056 - (NSURL *) navigationURL {
8057     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8058 }
8059
8060 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8061     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8062         source_ = source;
8063         key_ = [[source key] retain];
8064     } return self;
8065 }
8066
8067 - (void) reloadData {
8068     source_ = [database_ sourceWithKey:key_];
8069     [key_ release];
8070     key_ = [[source_ key] retain];
8071     [self setObject:source_];
8072     [[self navigationItem] setTitle:[source_ label]];
8073
8074     [super reloadData];
8075 }
8076
8077 @end
8078 /* }}} */
8079 /* Sources Controller {{{ */
8080 @interface SourcesController : CYViewController <
8081     UITableViewDataSource,
8082     UITableViewDelegate
8083 > {
8084     _transient Database *database_;
8085     UITableView *list_;
8086     NSMutableArray *sources_;
8087     int offset_;
8088
8089     NSString *href_;
8090     UIProgressHUD *hud_;
8091     NSError *error_;
8092
8093     //NSURLConnection *installer_;
8094     NSURLConnection *trivial_;
8095     NSURLConnection *trivial_bz2_;
8096     NSURLConnection *trivial_gz_;
8097     //NSURLConnection *automatic_;
8098
8099     BOOL cydia_;
8100 }
8101
8102 - (id) initWithDatabase:(Database *)database;
8103 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8104
8105 @end
8106
8107 @implementation SourcesController
8108
8109 - (void) _releaseConnection:(NSURLConnection *)connection {
8110     if (connection != nil) {
8111         [connection cancel];
8112         //[connection setDelegate:nil];
8113         [connection release];
8114     }
8115 }
8116
8117 - (void) dealloc {
8118     [self releaseSubviews];
8119
8120     [href_ release];
8121     [hud_ release];
8122     [error_ release];
8123
8124     //[self _releaseConnection:installer_];
8125     [self _releaseConnection:trivial_];
8126     [self _releaseConnection:trivial_gz_];
8127     [self _releaseConnection:trivial_bz2_];
8128     //[self _releaseConnection:automatic_];
8129
8130     [sources_ release];
8131     [super dealloc];
8132 }
8133
8134 - (NSURL *) navigationURL {
8135     return [NSURL URLWithString:@"cydia://sources"];
8136 }
8137
8138 - (void) viewDidAppear:(BOOL)animated {
8139     [super viewDidAppear:animated];
8140     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8141 }
8142
8143 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8144     return offset_ == 0 ? 1 : 2;
8145 }
8146
8147 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8148     switch (section + (offset_ == 0 ? 1 : 0)) {
8149         case 0: return UCLocalize("ENTERED_BY_USER");
8150         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8151
8152         _nodefault
8153     }
8154 }
8155
8156 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8157     int count = [sources_ count];
8158     switch (section) {
8159         case 0: return (offset_ == 0 ? count : offset_);
8160         case 1: return count - offset_;
8161
8162         _nodefault
8163     }
8164 }
8165
8166 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8167     unsigned idx = 0;
8168     switch (indexPath.section) {
8169         case 0: idx = indexPath.row; break;
8170         case 1: idx = indexPath.row + offset_; break;
8171
8172         _nodefault
8173     }
8174     return [sources_ objectAtIndex:idx];
8175 }
8176
8177 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8178     static NSString *cellIdentifier = @"SourceCell";
8179
8180     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8181     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8182     [cell setSource:[self sourceAtIndexPath:indexPath]];
8183     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8184
8185     return cell;
8186 }
8187
8188 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8189     Source *source = [self sourceAtIndexPath:indexPath];
8190
8191     SourceController *controller = [[[SourceController alloc]
8192         initWithDatabase:database_
8193         source:source
8194     ] autorelease];
8195
8196     [controller setDelegate:delegate_];
8197
8198     [[self navigationController] pushViewController:controller animated:YES];
8199 }
8200
8201 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8202     Source *source = [self sourceAtIndexPath:indexPath];
8203     return [source record] != nil;
8204 }
8205
8206 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8207     Source *source = [self sourceAtIndexPath:indexPath];
8208     [Sources_ removeObjectForKey:[source key]];
8209     [delegate_ syncData];
8210 }
8211
8212 - (void) complete {
8213     [delegate_ addTrivialSource:href_];
8214     [delegate_ syncData];
8215 }
8216
8217 - (NSString *) getWarning {
8218     NSString *href(href_);
8219     NSRange colon([href rangeOfString:@"://"]);
8220     if (colon.location != NSNotFound)
8221         href = [href substringFromIndex:(colon.location + 3)];
8222     href = [href stringByAddingPercentEscapes];
8223     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8224     href = [href stringByCachingURLWithCurrentCDN];
8225
8226     NSURL *url([NSURL URLWithString:href]);
8227
8228     NSStringEncoding encoding;
8229     NSError *error(nil);
8230
8231     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8232         return [warning length] == 0 ? nil : warning;
8233     return nil;
8234 }
8235
8236 - (void) _endConnection:(NSURLConnection *)connection {
8237     // XXX: the memory management in this method is horribly awkward
8238
8239     NSURLConnection **field = NULL;
8240     if (connection == trivial_)
8241         field = &trivial_;
8242     else if (connection == trivial_bz2_)
8243         field = &trivial_bz2_;
8244     else if (connection == trivial_gz_)
8245         field = &trivial_gz_;
8246     _assert(field != NULL);
8247     [connection release];
8248     *field = nil;
8249
8250     if (
8251         trivial_ == nil &&
8252         trivial_bz2_ == nil &&
8253         trivial_gz_ == nil
8254     ) {
8255         bool defer(false);
8256
8257         if (cydia_) {
8258             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8259                 defer = true;
8260
8261                 UIAlertView *alert = [[[UIAlertView alloc]
8262                     initWithTitle:UCLocalize("SOURCE_WARNING")
8263                     message:warning
8264                     delegate:self
8265                     cancelButtonTitle:UCLocalize("CANCEL")
8266                     otherButtonTitles:
8267                         UCLocalize("ADD_ANYWAY"),
8268                     nil
8269                 ] autorelease];
8270
8271                 [alert setContext:@"warning"];
8272                 [alert setNumberOfRows:1];
8273                 [alert show];
8274             } else
8275                 [self complete];
8276         } else if (error_ != nil) {
8277             UIAlertView *alert = [[[UIAlertView alloc]
8278                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8279                 message:[error_ localizedDescription]
8280                 delegate:self
8281                 cancelButtonTitle:UCLocalize("OK")
8282                 otherButtonTitles:nil
8283             ] autorelease];
8284
8285             [alert setContext:@"urlerror"];
8286             [alert show];
8287         } else {
8288             UIAlertView *alert = [[[UIAlertView alloc]
8289                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8290                 message:UCLocalize("NOT_REPOSITORY_EX")
8291                 delegate:self
8292                 cancelButtonTitle:UCLocalize("OK")
8293                 otherButtonTitles:nil
8294             ] autorelease];
8295
8296             [alert setContext:@"trivial"];
8297             [alert show];
8298         }
8299
8300         [delegate_ releaseNetworkActivityIndicator];
8301
8302         [delegate_ removeProgressHUD:hud_];
8303         [hud_ autorelease];
8304         hud_ = nil;
8305
8306         if (!defer) {
8307             [href_ release];
8308             href_ = nil;
8309         }
8310
8311         if (error_ != nil) {
8312             [error_ release];
8313             error_ = nil;
8314         }
8315     }
8316 }
8317
8318 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8319     switch ([response statusCode]) {
8320         case 200:
8321             cydia_ = YES;
8322     }
8323 }
8324
8325 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8326     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8327     if (error_ != nil)
8328         error_ = [error retain];
8329     [self _endConnection:connection];
8330 }
8331
8332 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8333     [self _endConnection:connection];
8334 }
8335
8336 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8337     NSMutableURLRequest *request = [NSMutableURLRequest
8338         requestWithURL:[NSURL URLWithString:href]
8339         cachePolicy:NSURLRequestUseProtocolCachePolicy
8340         timeoutInterval:120.0
8341     ];
8342
8343     [request setHTTPMethod:method];
8344
8345     if (Machine_ != NULL)
8346         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8347     if (UniqueID_ != nil)
8348         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8349     if (Role_ != nil)
8350         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8351
8352     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8353 }
8354
8355 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8356     NSString *context([alert context]);
8357
8358     if ([context isEqualToString:@"source"]) {
8359         switch (button) {
8360             case 1: {
8361                 NSString *href = [[alert textField] text];
8362
8363                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8364
8365                 if (![href hasSuffix:@"/"])
8366                     href_ = [href stringByAppendingString:@"/"];
8367                 else
8368                     href_ = href;
8369                 href_ = [href_ retain];
8370
8371                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8372                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8373                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8374                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8375
8376                 cydia_ = false;
8377
8378                 // XXX: this is stupid
8379                 hud_ = [[delegate_ addProgressHUD] retain];
8380                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8381                 [delegate_ retainNetworkActivityIndicator];
8382             } break;
8383
8384             case 0:
8385             break;
8386
8387             _nodefault
8388         }
8389
8390         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8391     } else if ([context isEqualToString:@"trivial"])
8392         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8393     else if ([context isEqualToString:@"urlerror"])
8394         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8395     else if ([context isEqualToString:@"warning"]) {
8396         switch (button) {
8397             case 1:
8398                 [self complete];
8399             break;
8400
8401             case 0:
8402             break;
8403
8404             _nodefault
8405         }
8406
8407         [href_ release];
8408         href_ = nil;
8409
8410         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8411     }
8412 }
8413
8414 - (void) loadView {
8415     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8416
8417     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8418     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8419     [list_ setRowHeight:56];
8420     [list_ setDataSource:self];
8421     [list_ setDelegate:self];
8422     [[self view] addSubview:list_];
8423 }
8424
8425 - (void) viewDidLoad {
8426     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8427     [self updateButtonsForEditingStatus:NO animated:NO];
8428 }
8429
8430 - (void) releaseSubviews {
8431     [list_ release];
8432     list_ = nil;
8433 }
8434
8435 - (id) initWithDatabase:(Database *)database {
8436     if ((self = [super init]) != nil) {
8437         database_ = database;
8438         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8439     } return self;
8440 }
8441
8442 - (void) reloadData {
8443     [super reloadData];
8444
8445     pkgSourceList list;
8446     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8447         return;
8448
8449     [sources_ removeAllObjects];
8450     [sources_ addObjectsFromArray:[database_ sources]];
8451     _trace();
8452     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8453     _trace();
8454
8455     int count([sources_ count]);
8456     offset_ = 0;
8457     for (int i = 0; i != count; i++) {
8458         if ([[sources_ objectAtIndex:i] record] == nil)
8459             break;
8460         offset_++;
8461     }
8462
8463     [list_ setEditing:NO];
8464     [self updateButtonsForEditingStatus:NO animated:NO];
8465     [list_ reloadData];
8466 }
8467
8468 - (void) showAddSourcePrompt {
8469     UIAlertView *alert = [[[UIAlertView alloc]
8470         initWithTitle:UCLocalize("ENTER_APT_URL")
8471         message:nil
8472         delegate:self
8473         cancelButtonTitle:UCLocalize("CANCEL")
8474         otherButtonTitles:
8475             UCLocalize("ADD_SOURCE"),
8476         nil
8477     ] autorelease];
8478
8479     [alert setContext:@"source"];
8480     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8481
8482     [alert setNumberOfRows:1];
8483     [alert addTextFieldWithValue:@"http://" label:@""];
8484
8485     UITextInputTraits *traits = [[alert textField] textInputTraits];
8486     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8487     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8488     [traits setKeyboardType:UIKeyboardTypeURL];
8489     // XXX: UIReturnKeyDone
8490     [traits setReturnKeyType:UIReturnKeyNext];
8491
8492     [alert show];
8493 }
8494
8495 - (void) addButtonClicked {
8496     [self showAddSourcePrompt];
8497 }
8498
8499 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8500     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8501         initWithTitle:UCLocalize("ADD")
8502         style:UIBarButtonItemStylePlain
8503         target:self
8504         action:@selector(addButtonClicked)
8505     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8506
8507     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8508         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8509         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8510         target:self
8511         action:@selector(editButtonClicked)
8512     ] autorelease] animated:animated];
8513
8514     if (IsWildcat_ && !editing)
8515         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8516             initWithTitle:UCLocalize("SETTINGS")
8517             style:UIBarButtonItemStylePlain
8518             target:self
8519             action:@selector(settingsButtonClicked)
8520         ] autorelease]];
8521 }
8522
8523 - (void) settingsButtonClicked {
8524     [delegate_ showSettings];
8525 }
8526
8527 - (void) editButtonClicked {
8528     [list_ setEditing:![list_ isEditing] animated:YES];
8529
8530     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8531 }
8532
8533 @end
8534 /* }}} */
8535
8536 /* Settings Controller {{{ */
8537 @interface SettingsController : CYViewController <
8538     UITableViewDataSource,
8539     UITableViewDelegate
8540 > {
8541     _transient Database *database_;
8542     // XXX: ok, "roledelegate_"?...
8543     _transient id roledelegate_;
8544     UITableView *table_;
8545     UISegmentedControl *segment_;
8546     UIView *container_;
8547 }
8548
8549 - (void) showDoneButton;
8550 - (void) resizeSegmentedControl;
8551
8552 @end
8553
8554 @implementation SettingsController
8555
8556 - (void) dealloc {
8557     [self releaseSubviews];
8558
8559     [super dealloc];
8560 }
8561
8562 - (void) loadView {
8563     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8564
8565     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8566     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8567     [table_ setDelegate:self];
8568     [table_ setDataSource:self];
8569     [[self view] addSubview:table_];
8570
8571     NSArray *items = [NSArray arrayWithObjects:
8572         UCLocalize("USER"),
8573         UCLocalize("HACKER"),
8574         UCLocalize("DEVELOPER"),
8575     nil];
8576     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8577     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8578     [container_ addSubview:segment_];
8579 }
8580
8581 - (void) viewDidLoad {
8582     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8583
8584     int index = -1;
8585     if ([Role_ isEqualToString:@"User"]) index = 0;
8586     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8587     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8588     if (index != -1) {
8589         [segment_ setSelectedSegmentIndex:index];
8590         [self showDoneButton];
8591     }
8592
8593     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8594     [self resizeSegmentedControl];
8595 }
8596
8597 - (void) releaseSubviews {
8598     [table_ release];
8599     table_ = nil;
8600
8601     [segment_ release];
8602     segment_ = nil;
8603
8604     [container_ release];
8605     container_ = nil;
8606 }
8607
8608 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8609     if ((self = [super init]) != nil) {
8610         database_ = database;
8611         roledelegate_ = delegate;
8612     } return self;
8613 }
8614
8615 - (void) resizeSegmentedControl {
8616     CGFloat width = [[self view] frame].size.width;
8617     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8618 }
8619
8620 - (void) viewWillAppear:(BOOL)animated {
8621     [super viewWillAppear:animated];
8622
8623     [self resizeSegmentedControl];
8624 }
8625
8626 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8627     [self resizeSegmentedControl];
8628 }
8629
8630 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8631     [self resizeSegmentedControl];
8632 }
8633
8634 - (void) save {
8635     NSString *role(nil);
8636
8637     switch ([segment_ selectedSegmentIndex]) {
8638         case 0: role = @"User"; break;
8639         case 1: role = @"Hacker"; break;
8640         case 2: role = @"Developer"; break;
8641
8642         _nodefault
8643     }
8644
8645     if (![role isEqualToString:Role_]) {
8646         bool rolling(Role_ == nil);
8647         Role_ = role;
8648
8649         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8650             Role_, @"Role",
8651         nil];
8652
8653         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8654         Changed_ = true;
8655
8656         if (rolling)
8657             [roledelegate_ loadData];
8658         else
8659             [roledelegate_ updateData];
8660     }
8661 }
8662
8663 - (void) segmentChanged:(UISegmentedControl *)control {
8664     [self showDoneButton];
8665 }
8666
8667 - (void) saveAndClose {
8668     [self save];
8669
8670     [[self navigationItem] setRightBarButtonItem:nil];
8671     [[self navigationController] dismissModalViewControllerAnimated:YES];
8672 }
8673
8674 - (void) doneButtonClicked {
8675     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8676     [spinner startAnimating];
8677     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8678     [[self navigationItem] setRightBarButtonItem:spinItem];
8679
8680     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8681 }
8682
8683 - (void) showDoneButton {
8684     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8685         initWithTitle:UCLocalize("DONE")
8686         style:UIBarButtonItemStyleDone
8687         target:self
8688         action:@selector(doneButtonClicked)
8689     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8690 }
8691
8692 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8693     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8694     return 6;
8695 }
8696
8697 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8698     return 0; // :(
8699 }
8700
8701 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8702     return nil; // This method is required by the protocol.
8703 }
8704
8705 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8706     if (section == 1)
8707         return UCLocalize("ROLE_EX");
8708     if (section == 4)
8709         return [NSString stringWithFormat:
8710             @"%@: %@\n%@: %@\n%@: %@",
8711             UCLocalize("USER"), UCLocalize("USER_EX"),
8712             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8713             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8714         ];
8715     else return nil;
8716 }
8717
8718 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8719     return section == 3 ? 44.0f : 0;
8720 }
8721
8722 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8723     return section == 3 ? container_ : nil;
8724 }
8725
8726 - (void) reloadData {
8727     [super reloadData];
8728     [table_ reloadData];
8729 }
8730
8731 @end
8732 /* }}} */
8733 /* Stash Controller {{{ */
8734 @interface StashController : CYViewController {
8735     UIActivityIndicatorView *spinner_;
8736     UILabel *status_;
8737     UILabel *caption_;
8738 }
8739
8740 @end
8741
8742 @implementation StashController
8743
8744 - (void) dealloc {
8745     [self releaseSubviews];
8746
8747     [super dealloc];
8748 }
8749
8750 - (void) loadView {
8751     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8752     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8753
8754     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8755     CGRect spinrect = [spinner_ frame];
8756     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8757     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8758     [spinner_ setFrame:spinrect];
8759     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8760     [[self view] addSubview:spinner_];
8761     [spinner_ startAnimating];
8762
8763     CGRect captrect;
8764     captrect.size.width = [[self view] frame].size.width;
8765     captrect.size.height = 40.0f;
8766     captrect.origin.x = 0;
8767     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8768     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8769     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8770     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8771     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8772     [caption_ setTextColor:[UIColor whiteColor]];
8773     [caption_ setBackgroundColor:[UIColor clearColor]];
8774     [caption_ setShadowColor:[UIColor blackColor]];
8775     [caption_ setTextAlignment:UITextAlignmentCenter];
8776     [[self view] addSubview:caption_];
8777
8778     CGRect statusrect;
8779     statusrect.size.width = [[self view] frame].size.width;
8780     statusrect.size.height = 30.0f;
8781     statusrect.origin.x = 0;
8782     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8783     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8784     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8785     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8786     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8787     [status_ setTextColor:[UIColor whiteColor]];
8788     [status_ setBackgroundColor:[UIColor clearColor]];
8789     [status_ setShadowColor:[UIColor blackColor]];
8790     [status_ setTextAlignment:UITextAlignmentCenter];
8791     [[self view] addSubview:status_];
8792 }
8793
8794 - (void) releaseSubviews {
8795     [spinner_ release];
8796     spinner_ = nil;
8797
8798     [status_ release];
8799     status_ = nil;
8800
8801     [caption_ release];
8802     caption_ = nil;
8803 }
8804
8805 @end
8806 /* }}} */
8807
8808 @interface Cydia : UIApplication <
8809     ConfirmationControllerDelegate,
8810     DatabaseDelegate,
8811     CydiaDelegate,
8812     UINavigationControllerDelegate,
8813     UITabBarControllerDelegate
8814 > {
8815     // XXX: evaluate all fields for _transient
8816
8817     UIWindow *window_;
8818     CYTabBarController *tabbar_;
8819     CYEmulatedLoadingController *emulated_;
8820
8821     NSMutableArray *essential_;
8822     NSMutableArray *broken_;
8823
8824     Database *database_;
8825
8826     NSURL *starturl_;
8827
8828     unsigned locked_;
8829     unsigned activity_;
8830
8831     StashController *stash_;
8832
8833     bool loaded_;
8834 }
8835
8836 - (void) loadData;
8837
8838 @end
8839
8840 @implementation Cydia
8841
8842 - (void) beginUpdate {
8843     [tabbar_ beginUpdate];
8844 }
8845
8846 - (BOOL) updating {
8847     return [tabbar_ updating];
8848 }
8849
8850 - (void) _loaded {
8851     if ([broken_ count] != 0) {
8852         int count = [broken_ count];
8853
8854         UIAlertView *alert = [[[UIAlertView alloc]
8855             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8856             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8857             delegate:self
8858             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8859             otherButtonTitles:
8860                 UCLocalize("TEMPORARY_IGNORE"),
8861             nil
8862         ] autorelease];
8863
8864         [alert setContext:@"fixhalf"];
8865         [alert setNumberOfRows:2];
8866         [alert show];
8867     } else if (!Ignored_ && [essential_ count] != 0) {
8868         int count = [essential_ count];
8869
8870         UIAlertView *alert = [[[UIAlertView alloc]
8871             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8872             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8873             delegate:self
8874             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8875             otherButtonTitles:
8876                 UCLocalize("UPGRADE_ESSENTIAL"),
8877                 UCLocalize("COMPLETE_UPGRADE"),
8878             nil
8879         ] autorelease];
8880
8881         [alert setContext:@"upgrade"];
8882         [alert show];
8883     }
8884 }
8885
8886 - (void) _saveConfig {
8887     _trace();
8888     MetaFile_.Sync();
8889     _trace();
8890
8891     if (Changed_) {
8892         NSString *error(nil);
8893
8894         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8895             _trace();
8896             NSError *error(nil);
8897             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8898                 NSLog(@"failure to save metadata data: %@", error);
8899             _trace();
8900
8901             Changed_ = false;
8902         } else {
8903             NSLog(@"failure to serialize metadata: %@", error);
8904         }
8905     }
8906 }
8907
8908 // Navigation controller for the queuing badge.
8909 - (CYNavigationController *) queueNavigationController {
8910     NSArray *controllers = [tabbar_ viewControllers];
8911     return [controllers objectAtIndex:3];
8912 }
8913
8914 - (void) _updateData {
8915     [self _saveConfig];
8916
8917     [tabbar_ reloadData];
8918
8919     CYNavigationController *navigation = [self queueNavigationController];
8920
8921     id queuedelegate = nil;
8922     if ([[navigation viewControllers] count] > 0)
8923         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8924
8925     [queuedelegate queueStatusDidChange];
8926     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8927 }
8928
8929 - (void) _refreshIfPossible:(NSDate *)update {
8930     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8931
8932     bool recently = false;
8933     if (update != nil) {
8934         NSTimeInterval interval([update timeIntervalSinceNow]);
8935         if (interval <= 0 && interval > -(15*60))
8936             recently = true;
8937     }
8938
8939     // Don't automatic refresh if:
8940     //  - We already refreshed recently.
8941     //  - We already auto-refreshed this launch.
8942     //  - Auto-refresh is disabled.
8943     if (recently || loaded_ || ManualRefresh) {
8944         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8945
8946         // If we are cancelling, we need to make sure it knows it's already loaded.
8947         loaded_ = true;
8948         return;
8949     } else {
8950         // We are going to load, so remember that.
8951         loaded_ = true;
8952     }
8953
8954     SCNetworkReachabilityFlags flags; {
8955         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8956         SCNetworkReachabilityGetFlags(reachability, &flags);
8957         CFRelease(reachability);
8958     }
8959
8960     // XXX: this elaborate mess is what Apple is using to determine this? :(
8961     // XXX: do we care if the user has to intervene? maybe that's ok?
8962     bool reachable(
8963         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8964             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8965                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8966                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8967             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8968             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8969         )
8970     );
8971
8972     // If we can reach the server, auto-refresh!
8973     if (reachable)
8974         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8975
8976     [pool release];
8977 }
8978
8979 - (void) refreshIfPossible {
8980     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8981 }
8982
8983 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8984     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8985     [hud setText:UCLocalize("RELOADING_DATA")];
8986
8987     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8988
8989     if (hud != nil)
8990         [self removeProgressHUD:hud];
8991
8992     size_t changes(0);
8993
8994     [essential_ removeAllObjects];
8995     [broken_ removeAllObjects];
8996
8997     NSArray *packages([database_ packages]);
8998     for (Package *package in packages) {
8999         if ([package half])
9000             [broken_ addObject:package];
9001         if ([package upgradableAndEssential:NO]) {
9002             if ([package essential])
9003                 [essential_ addObject:package];
9004             ++changes;
9005         }
9006     }
9007
9008     NSLog(@"changes:#%u", changes);
9009
9010     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9011     if (changes != 0) {
9012         _trace();
9013         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9014         [changesItem setBadgeValue:badge];
9015         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9016         [self setApplicationIconBadgeNumber:changes];
9017     } else {
9018         _trace();
9019         [changesItem setBadgeValue:nil];
9020         [changesItem setAnimatedBadge:NO];
9021         [self setApplicationIconBadgeNumber:0];
9022     }
9023
9024     [self _updateData];
9025
9026     [self refreshIfPossible];
9027 }
9028
9029 - (void) updateData {
9030     [self _updateData];
9031 }
9032
9033 - (void) update_ {
9034     [database_ update];
9035 }
9036
9037 - (void) complete {
9038     @synchronized (self) {
9039         [self _reloadDataWithInvocation:nil];
9040     }
9041 }
9042
9043 - (void) disemulate {
9044     if (emulated_ == nil)
9045         return;
9046
9047     [window_ addSubview:[tabbar_ view]];
9048     [[emulated_ view] removeFromSuperview];
9049     [emulated_ release];
9050     emulated_ = nil;
9051     [window_ setUserInteractionEnabled:YES];
9052 }
9053
9054 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9055     UINavigationController *navigation([[[CYNavigationController alloc] initWithRootViewController:controller] autorelease]);
9056     if (IsWildcat_)
9057         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9058
9059     UIViewController *parent;
9060     if (emulated_ == nil)
9061         parent = tabbar_;
9062     else if (!force)
9063         parent = emulated_;
9064     else {
9065         [self disemulate];
9066         parent = tabbar_;
9067     }
9068
9069     [parent presentModalViewController:navigation animated:YES];
9070 }
9071
9072 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9073     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9074
9075     if (navigation != nil)
9076         [navigation pushViewController:progress animated:YES];
9077     else
9078         [self presentModalViewController:progress force:YES];
9079
9080     [progress invoke:invocation withTitle:title];
9081     return progress;
9082 }
9083
9084 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9085     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9086 }
9087
9088 - (void) repairWithInvocation:(NSInvocation *)invocation {
9089     _trace();
9090     [self invokeNewProgress:invocation forController:nil withTitle:UCLocalize("REPAIRING")];
9091     _trace();
9092 }
9093
9094 - (void) repairWithSelector:(SEL)selector {
9095     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9096 }
9097
9098 - (void) syncData {
9099     [self _saveConfig];
9100
9101     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9102     _assert(file != NULL);
9103
9104     for (NSString *key in [Sources_ allKeys]) {
9105         NSDictionary *source([Sources_ objectForKey:key]);
9106
9107         fprintf(file, "%s %s %s\n",
9108             [[source objectForKey:@"Type"] UTF8String],
9109             [[source objectForKey:@"URI"] UTF8String],
9110             [[source objectForKey:@"Distribution"] UTF8String]
9111         );
9112     }
9113
9114     fclose(file);
9115
9116     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:UCLocalize("UPDATING_SOURCES")];
9117
9118     [self complete];
9119 }
9120
9121 - (void) addTrivialSource:(NSString *)href {
9122     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9123         @"deb", @"Type",
9124         href, @"URI",
9125         @"./", @"Distribution",
9126     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9127
9128     Changed_ = true;
9129 }
9130
9131 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9132     @synchronized (self) {
9133         [self _reloadDataWithInvocation:invocation];
9134     }
9135 }
9136
9137 - (void) reloadData {
9138     [self reloadDataWithInvocation:nil];
9139 }
9140
9141 - (void) resolve {
9142     pkgProblemResolver *resolver = [database_ resolver];
9143
9144     resolver->InstallProtect();
9145     if (!resolver->Resolve(true))
9146         _error->Discard();
9147 }
9148
9149 - (bool) perform {
9150     // XXX: this is a really crappy way of doing this.
9151     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9152     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9153     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9154     if ([tabbar_ updating])
9155         [tabbar_ cancelUpdate];
9156
9157     if (![database_ prepare])
9158         return false;
9159
9160     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9161     [page setDelegate:self];
9162     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9163     [confirm_ setDelegate:self];
9164
9165     if (IsWildcat_)
9166         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9167     [tabbar_ presentModalViewController:confirm_ animated:YES];
9168
9169     return true;
9170 }
9171
9172 - (void) queue {
9173     @synchronized (self) {
9174         [self perform];
9175     }
9176 }
9177
9178 - (void) clearPackage:(Package *)package {
9179     @synchronized (self) {
9180         [package clear];
9181         [self resolve];
9182         [self perform];
9183     }
9184 }
9185
9186 - (void) installPackages:(NSArray *)packages {
9187     @synchronized (self) {
9188         for (Package *package in packages)
9189             [package install];
9190         [self resolve];
9191         [self perform];
9192     }
9193 }
9194
9195 - (void) installPackage:(Package *)package {
9196     @synchronized (self) {
9197         [package install];
9198         [self resolve];
9199         [self perform];
9200     }
9201 }
9202
9203 - (void) removePackage:(Package *)package {
9204     @synchronized (self) {
9205         [package remove];
9206         [self resolve];
9207         [self perform];
9208     }
9209 }
9210
9211 - (void) distUpgrade {
9212     @synchronized (self) {
9213         if (![database_ upgrade])
9214             return;
9215         [self perform];
9216     }
9217 }
9218
9219 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9220     Queuing_ = false;
9221     ++locked_;
9222     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:UCLocalize("RUNNING")];
9223     --locked_;
9224     [self complete];
9225 }
9226
9227 - (void) showSettings {
9228     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9229     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9230     if (IsWildcat_)
9231         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9232     [tabbar_ presentModalViewController:nav animated:YES];
9233 }
9234
9235 - (void) retainNetworkActivityIndicator {
9236     if (activity_++ == 0)
9237         [self setNetworkActivityIndicatorVisible:YES];
9238
9239 #if TraceLogging
9240     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9241 #endif
9242 }
9243
9244 - (void) releaseNetworkActivityIndicator {
9245     if (--activity_ == 0)
9246         [self setNetworkActivityIndicatorVisible:NO];
9247
9248 #if TraceLogging
9249     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9250 #endif
9251
9252 }
9253
9254 - (void) cancelAndClear:(bool)clear {
9255     @synchronized (self) {
9256         if (clear) {
9257             [database_ clear];
9258             Queuing_ = false;
9259         } else {
9260             Queuing_ = true;
9261         }
9262
9263         [self _updateData];
9264     }
9265 }
9266
9267 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9268     NSString *context([alert context]);
9269
9270     if ([context isEqualToString:@"conffile"]) {
9271         FILE *input = [database_ input];
9272         if (button == [alert cancelButtonIndex])
9273             fprintf(input, "N\n");
9274         else if (button == [alert firstOtherButtonIndex])
9275             fprintf(input, "Y\n");
9276         fflush(input);
9277
9278         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9279     } else if ([context isEqualToString:@"fixhalf"]) {
9280         if (button == [alert cancelButtonIndex]) {
9281             @synchronized (self) {
9282                 for (Package *broken in broken_) {
9283                     [broken remove];
9284
9285                     NSString *id = [broken id];
9286                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9287                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9288                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9289                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9290                 }
9291
9292                 [self resolve];
9293                 [self perform];
9294             }
9295         } else if (button == [alert firstOtherButtonIndex]) {
9296             [broken_ removeAllObjects];
9297             [self _loaded];
9298         }
9299
9300         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9301     } else if ([context isEqualToString:@"upgrade"]) {
9302         if (button == [alert firstOtherButtonIndex]) {
9303             @synchronized (self) {
9304                 for (Package *essential in essential_)
9305                     [essential install];
9306
9307                 [self resolve];
9308                 [self perform];
9309             }
9310         } else if (button == [alert firstOtherButtonIndex] + 1) {
9311             [self distUpgrade];
9312         } else if (button == [alert cancelButtonIndex]) {
9313             Ignored_ = YES;
9314         }
9315
9316         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9317     }
9318 }
9319
9320 - (void) system:(NSString *)command { _pooled
9321     _trace();
9322     system([command UTF8String]);
9323     _trace();
9324 }
9325
9326 - (void) applicationWillSuspend {
9327     [database_ clean];
9328     [super applicationWillSuspend];
9329 }
9330
9331 - (BOOL) isSafeToSuspend {
9332     // Use external process status API internally.
9333     // This is probably a really bad idea.
9334     // XXX: what is the point of this? does this solve anything at all?
9335     uint64_t status = 0;
9336     int notify_token;
9337     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9338         notify_get_state(notify_token, &status);
9339         notify_cancel(notify_token);
9340     }
9341
9342     return locked_ == 0 && status == 0;
9343 }
9344
9345 - (void) applicationSuspend:(__GSEvent *)event {
9346     if ([self isSafeToSuspend])
9347         [super applicationSuspend:event];
9348 }
9349
9350 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9351     if ([self isSafeToSuspend])
9352         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9353 }
9354
9355 - (void) _setSuspended:(BOOL)value {
9356     if ([self isSafeToSuspend])
9357         [super _setSuspended:value];
9358 }
9359
9360 - (UIProgressHUD *) addProgressHUD {
9361     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9362     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9363
9364     [window_ setUserInteractionEnabled:NO];
9365     [hud show:YES];
9366
9367     UIViewController *target = tabbar_;
9368     while ([target modalViewController] != nil) target = [target modalViewController];
9369     [[target view] addSubview:hud];
9370
9371     ++locked_;
9372     return hud;
9373 }
9374
9375 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9376     [hud show:NO];
9377     [hud removeFromSuperview];
9378     [window_ setUserInteractionEnabled:YES];
9379     --locked_;
9380 }
9381
9382 - (CYViewController *) pageForPackage:(NSString *)name {
9383     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9384 }
9385
9386 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9387     NSString *scheme([[url scheme] lowercaseString]);
9388     if ([[url absoluteString] length] <= [scheme length] + 3)
9389         return nil;
9390     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9391     NSArray *components([path pathComponents]);
9392
9393     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9394         return [self pageForPackage:[components objectAtIndex:1]];
9395
9396     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9397         return nil;
9398
9399     NSString *base([components objectAtIndex:0]);
9400
9401     CYViewController *controller = nil;
9402
9403     if ([base isEqualToString:@"url"]) {
9404         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9405         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9406         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9407     } else if (!external && [components count] == 1) {
9408         if ([base isEqualToString:@"manage"]) {
9409             controller = [[[ManageController alloc] init] autorelease];
9410         }
9411
9412         if ([base isEqualToString:@"sources"]) {
9413             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9414         }
9415
9416         if ([base isEqualToString:@"home"]) {
9417             controller = [[[HomeController alloc] init] autorelease];
9418         }
9419
9420         if ([base isEqualToString:@"sections"]) {
9421             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9422         }
9423
9424         if ([base isEqualToString:@"search"]) {
9425             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9426         }
9427
9428         if ([base isEqualToString:@"changes"]) {
9429             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9430         }
9431
9432         if ([base isEqualToString:@"installed"]) {
9433             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9434         }
9435     } else if ([components count] == 2) {
9436         NSString *argument = [components objectAtIndex:1];
9437
9438         if ([base isEqualToString:@"package"]) {
9439             controller = [self pageForPackage:argument];
9440         }
9441
9442         if (!external && [base isEqualToString:@"search"]) {
9443             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9444             [(SearchController *)controller setSearchTerm:argument];
9445         }
9446
9447         if (!external && [base isEqualToString:@"sections"]) {
9448             if ([argument isEqualToString:@"all"])
9449                 argument = nil;
9450             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9451         }
9452
9453         if (!external && [base isEqualToString:@"sources"]) {
9454             if ([argument isEqualToString:@"add"]) {
9455                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9456                 [(SourcesController *)controller showAddSourcePrompt];
9457             } else {
9458                 Source *source = [database_ sourceWithKey:argument];
9459                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9460             }
9461         }
9462
9463         if (!external && [base isEqualToString:@"launch"]) {
9464             [self launchApplicationWithIdentifier:argument suspended:NO];
9465             return nil;
9466         }
9467     } else if (!external && [components count] == 3) {
9468         NSString *arg1 = [components objectAtIndex:1];
9469         NSString *arg2 = [components objectAtIndex:2];
9470
9471         if ([base isEqualToString:@"package"]) {
9472             if ([arg2 isEqualToString:@"settings"]) {
9473                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9474             } else if ([arg2 isEqualToString:@"files"]) {
9475                 if (Package *package = [database_ packageWithName:arg1]) {
9476                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9477                     [(FileTable *)controller setPackage:package];
9478                 }
9479             }
9480         }
9481     }
9482
9483     [controller setDelegate:self];
9484     return controller;
9485 }
9486
9487 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9488     CYViewController *page([self pageForURL:url forExternal:external]);
9489
9490     if (page != nil) {
9491         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9492         [nav setViewControllers:[NSArray arrayWithObject:page]];
9493         [tabbar_ setUnselectedViewController:nav];
9494     }
9495
9496     return page != nil;
9497 }
9498
9499 - (void) applicationOpenURL:(NSURL *)url {
9500     [super applicationOpenURL:url];
9501
9502     if (!loaded_) starturl_ = [url retain];
9503     else [self openCydiaURL:url forExternal:YES];
9504 }
9505
9506 - (void) applicationWillResignActive:(UIApplication *)application {
9507     // Stop refreshing if you get a phone call or lock the device.
9508     if ([tabbar_ updating])
9509         [tabbar_ cancelUpdate];
9510
9511     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9512         [super applicationWillResignActive:application];
9513 }
9514
9515 - (void) applicationWillTerminate:(UIApplication *)application {
9516     Changed_ = true;
9517     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9518     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9519     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9520
9521     [self _saveConfig];
9522 }
9523
9524 - (void) setConfigurationData:(NSString *)data {
9525     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9526
9527     if (!conffile_r(data)) {
9528         lprintf("E:invalid conffile\n");
9529         return;
9530     }
9531
9532     NSString *ofile = conffile_r[1];
9533     //NSString *nfile = conffile_r[2];
9534
9535     UIAlertView *alert = [[[UIAlertView alloc]
9536         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9537         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9538         delegate:self
9539         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9540         otherButtonTitles:
9541             UCLocalize("ACCEPT_NEW_COPY"),
9542             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9543         nil
9544     ] autorelease];
9545
9546     [alert setContext:@"conffile"];
9547     [alert setNumberOfRows:2];
9548     [alert show];
9549 }
9550
9551 - (void) addStashController {
9552     ++locked_;
9553     stash_ = [[StashController alloc] init];
9554     [window_ addSubview:[stash_ view]];
9555 }
9556
9557 - (void) removeStashController {
9558     [[stash_ view] removeFromSuperview];
9559     [stash_ release];
9560     --locked_;
9561 }
9562
9563 - (void) stash {
9564     [self setIdleTimerDisabled:YES];
9565
9566     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9567     UpdateExternalStatus(1);
9568     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9569     UpdateExternalStatus(0);
9570
9571     [self removeStashController];
9572
9573     if (ExecFork() == 0) {
9574         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9575         perror("launchctl stop");
9576     }
9577 }
9578
9579 - (void) setupViewControllers {
9580     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9581
9582     NSMutableArray *items([NSMutableArray arrayWithObjects:
9583         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9584         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9585         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9586         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9587     nil]);
9588
9589     if (IsWildcat_) {
9590         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9591         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9592     } else {
9593         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9594     }
9595
9596     NSMutableArray *controllers([NSMutableArray array]);
9597     for (UITabBarItem *item in items) {
9598         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9599         [controller setTabBarItem:item];
9600         [controllers addObject:controller];
9601     }
9602     [tabbar_ setViewControllers:controllers];
9603
9604     [tabbar_ setUpdateDelegate:self];
9605 }
9606
9607 - (void) applicationDidFinishLaunching:(id)unused {
9608 _trace();
9609     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9610         [self setApplicationSupportsShakeToEdit:NO];
9611
9612     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9613         initWithMemoryCapacity:524288
9614         diskCapacity:10485760
9615         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9616     ] autorelease]];
9617
9618     [CYBrowserController _initialize];
9619
9620     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9621
9622     Font12_ = [[UIFont systemFontOfSize:12] retain];
9623     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9624     Font14_ = [[UIFont systemFontOfSize:14] retain];
9625     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9626     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9627
9628     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9629     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9630
9631     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9632     [window_ orderFront:self];
9633     [window_ makeKey:self];
9634     [window_ setHidden:NO];
9635
9636     if (
9637         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9638         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9639         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9640         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9641         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9642         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9643         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9644         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9645         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9646         false
9647     ) {
9648         [self addStashController];
9649         // XXX: this would be much cleaner as a yieldToSelector:
9650         // that way the removeStashController could happen right here inline
9651         // we also could no longer require the useless stash_ field anymore
9652         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9653         return;
9654     }
9655
9656     database_ = [Database sharedInstance];
9657     [database_ setDelegate:self];
9658
9659     [window_ setUserInteractionEnabled:NO];
9660     [self setupViewControllers];
9661
9662     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9663     [window_ addSubview:[emulated_ view]];
9664
9665     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9666 _trace();
9667 }
9668
9669 - (void) loadData {
9670 _trace();
9671     if (Role_ == nil) {
9672         [window_ setUserInteractionEnabled:YES];
9673         [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9674         return;
9675     } else {
9676         if ([emulated_ modalViewController] != nil)
9677             [emulated_ dismissModalViewControllerAnimated:YES];
9678         [window_ setUserInteractionEnabled:NO];
9679     }
9680
9681     [self reloadData];
9682     PrintTimes();
9683
9684     [self disemulate];
9685
9686     int selectedIndex = 0;
9687     NSMutableArray *items = nil;
9688
9689     bool recently = false;
9690     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9691     if (closed != nil) {
9692         NSTimeInterval interval([closed timeIntervalSinceNow]);
9693         // XXX: Is 15 minutes the optimal time here?
9694         if (interval <= 0 && interval > -(15*60))
9695             recently = true;
9696     }
9697
9698     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9699     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9700
9701     BOOL enough = YES;
9702     for (NSArray *entry in items)
9703         if ([entry count] <= 0)
9704             enough = NO;
9705
9706     if (!recently || !items || !enough) {
9707         selectedIndex = 0;
9708         items = [NSMutableArray array];
9709         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9710         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9711         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9712         if (!IsWildcat_) {
9713             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9714         } else {
9715             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9716             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9717         }
9718         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9719     }
9720
9721     [tabbar_ setSelectedIndex:selectedIndex];
9722     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9723         NSArray *stack = [items objectAtIndex:tab];
9724         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9725         NSMutableArray *current = [NSMutableArray array];
9726
9727         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9728             NSString *addr = [stack objectAtIndex:nav];
9729             NSURL *url = [NSURL URLWithString:addr];
9730             CYViewController *page = [self pageForURL:url forExternal:NO];
9731             if (page != nil)
9732                 [current addObject:page];
9733         }
9734
9735         [navigation setViewControllers:current];
9736     }
9737
9738     // (Try to) show the startup URL.
9739     if (starturl_ != nil) {
9740         [self openCydiaURL:starturl_ forExternal:NO];
9741         [starturl_ release];
9742         starturl_ = nil;
9743     }
9744 }
9745
9746 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9747     if (item != nil && IsWildcat_) {
9748         [sheet showFromBarButtonItem:item animated:YES];
9749     } else {
9750         [sheet showInView:window_];
9751     }
9752 }
9753
9754 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9755     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9756     [progress setTitle:task];
9757     [progress addProgressEvent:event];
9758 }
9759
9760 - (void) addProgressEventForTask:(NSArray *)data {
9761     CydiaProgressEvent *event([data objectAtIndex:0]);
9762     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9763     [self addProgressEvent:event forTask:task];
9764 }
9765
9766 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9767     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9768 }
9769
9770 @end
9771
9772 /*IMP alloc_;
9773 id Alloc_(id self, SEL selector) {
9774     id object = alloc_(self, selector);
9775     lprintf("[%s]A-%p\n", self->isa->name, object);
9776     return object;
9777 }*/
9778
9779 /*IMP dealloc_;
9780 id Dealloc_(id self, SEL selector) {
9781     id object = dealloc_(self, selector);
9782     lprintf("[%s]D-%p\n", self->isa->name, object);
9783     return object;
9784 }*/
9785
9786 Class $WebDefaultUIKitDelegate;
9787
9788 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9789     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9790         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9791     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9792 }
9793
9794 static NSNumber *shouldPlayKeyboardSounds;
9795
9796 Class $UIHardware;
9797
9798 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9799     switch (sound) {
9800         case 1104: // Keyboard Button Clicked
9801         case 1105: // Keyboard Delete Repeated
9802             if (shouldPlayKeyboardSounds == nil) {
9803                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9804                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9805             }
9806
9807             if (![shouldPlayKeyboardSounds boolValue])
9808                 break;
9809
9810         default:
9811             _UIHardware$_playSystemSound$(self, _cmd, sound);
9812     }
9813 }
9814
9815 Class $UIApplication;
9816
9817 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9818     static BOOL initialized = NO;
9819     static BOOL started = NO;
9820
9821     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9822     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9823
9824     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9825         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9826         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9827         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9828
9829         if (initialized && !enabled) {
9830             initialized = NO;
9831             [bundle performSelector:@selector(_accessibilityStopServer)];
9832         } else if (enabled) {
9833             initialized = YES;
9834             if (!started) {
9835                 started = YES;
9836                 [bundle performSelector:@selector(_accessibilityStartServer)];
9837             }
9838         }
9839     }
9840 }
9841
9842 int main(int argc, char *argv[]) { _pooled
9843     _trace();
9844
9845     UpdateExternalStatus(0);
9846
9847     if (Class $UIDevice = objc_getClass("UIDevice")) {
9848         UIDevice *device([$UIDevice currentDevice]);
9849         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9850     } else
9851         IsWildcat_ = false;
9852
9853     UIScreen *screen([UIScreen mainScreen]);
9854     if ([screen respondsToSelector:@selector(scale)])
9855         ScreenScale_ = [screen scale];
9856     else
9857         ScreenScale_ = 1;
9858
9859     UIDevice *device([UIDevice currentDevice]);
9860     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
9861         Idiom_ = @"iphone";
9862     else {
9863         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9864         if (idiom == UIUserInterfaceIdiomPhone)
9865             Idiom_ = @"iphone";
9866         else if (idiom == UIUserInterfaceIdiomPad)
9867             Idiom_ = @"ipad";
9868         else
9869             NSLog(@"unknown UIUserInterfaceIdiom!");
9870     }
9871
9872     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
9873
9874     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9875
9876     /* Library Hacks {{{ */
9877     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9878
9879     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9880     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9881     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9882         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9883         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9884     }
9885
9886     $UIHardware = objc_getClass("UIHardware");
9887     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9888     if (UIHardware$_playSystemSound$ != NULL) {
9889         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9890         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9891     }
9892
9893     $UIApplication = objc_getClass("UIApplication");
9894     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9895     if (UIApplication$_updateApplicationAccessibility != NULL) {
9896         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9897         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9898     }
9899     /* }}} */
9900     /* Set Locale {{{ */
9901     Locale_ = CFLocaleCopyCurrent();
9902     Languages_ = [NSLocale preferredLanguages];
9903     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9904     //NSLog(@"%@", [Languages_ description]);
9905
9906     const char *lang;
9907     if (Languages_ == nil || [Languages_ count] == 0)
9908         // XXX: consider just setting to C and then falling through?
9909         lang = NULL;
9910     else {
9911         lang = [[Languages_ objectAtIndex:0] UTF8String];
9912         setenv("LANG", lang, true);
9913         std::setlocale(LC_ALL, lang);
9914     }
9915
9916     NSLog(@"Setting Language: %s", lang);
9917     /* }}} */
9918
9919     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9920
9921     /* Parse Arguments {{{ */
9922     bool substrate(false);
9923
9924     if (argc != 0) {
9925         char **args(argv);
9926         int arge(1);
9927
9928         for (int argi(1); argi != argc; ++argi)
9929             if (strcmp(argv[argi], "--") == 0) {
9930                 arge = argi;
9931                 argv[argi] = argv[0];
9932                 argv += argi;
9933                 argc -= argi;
9934                 break;
9935             }
9936
9937         for (int argi(1); argi != arge; ++argi)
9938             if (strcmp(args[argi], "--substrate") == 0)
9939                 substrate = true;
9940             else
9941                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9942     }
9943     /* }}} */
9944
9945     App_ = [[NSBundle mainBundle] bundlePath];
9946     Advanced_ = YES;
9947
9948     setuid(0);
9949     setgid(0);
9950
9951     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9952     alloc_ = alloc->method_imp;
9953     alloc->method_imp = (IMP) &Alloc_;*/
9954
9955     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9956     dealloc_ = dealloc->method_imp;
9957     dealloc->method_imp = (IMP) &Dealloc_;*/
9958
9959     /* System Information {{{ */
9960     size_t size;
9961
9962     int maxproc;
9963     size = sizeof(maxproc);
9964     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9965         perror("sysctlbyname(\"kern.maxproc\", ?)");
9966     else if (maxproc < 64) {
9967         maxproc = 64;
9968         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9969             perror("sysctlbyname(\"kern.maxproc\", #)");
9970     }
9971
9972     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9973     char *osversion = new char[size];
9974     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9975         perror("sysctlbyname(\"kern.osversion\", ?)");
9976     else
9977         System_ = [NSString stringWithUTF8String:osversion];
9978
9979     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9980     char *machine = new char[size];
9981     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9982         perror("sysctlbyname(\"hw.machine\", ?)");
9983     else
9984         Machine_ = machine;
9985
9986     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9987         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9988             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9989                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9990                 CFRelease(serial);
9991             }
9992
9993             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9994                 NSData *data((NSData *) ecid);
9995                 size_t length([data length]);
9996                 uint8_t bytes[length];
9997                 [data getBytes:bytes];
9998                 char string[length * 2 + 1];
9999                 for (size_t i(0); i != length; ++i)
10000                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10001                 ChipID_ = [NSString stringWithUTF8String:string];
10002                 CFRelease(ecid);
10003             }
10004
10005             IOObjectRelease(service);
10006         }
10007     }
10008
10009     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10010
10011     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10012     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10013     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10014
10015     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10016     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10017     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10018
10019     if (mcc != NULL && mnc != NULL)
10020         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10021
10022     if (mnc != NULL)
10023         CFRelease(mnc);
10024     if (mcc != NULL)
10025         CFRelease(mcc);
10026
10027     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10028         Build_ = [system objectForKey:@"ProductBuildVersion"];
10029     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10030         Product_ = [info objectForKey:@"SafariProductVersion"];
10031         Safari_ = [info objectForKey:@"CFBundleVersion"];
10032     }
10033     /* }}} */
10034     /* Load Database {{{ */
10035     _trace();
10036     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10037     _trace();
10038     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10039
10040     if (Metadata_ == NULL)
10041         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10042     else {
10043         Settings_ = [Metadata_ objectForKey:@"Settings"];
10044
10045         Packages_ = [Metadata_ objectForKey:@"Packages"];
10046         Sections_ = [Metadata_ objectForKey:@"Sections"];
10047         Sources_ = [Metadata_ objectForKey:@"Sources"];
10048
10049         Token_ = [Metadata_ objectForKey:@"Token"];
10050     }
10051
10052     if (Settings_ != nil)
10053         Role_ = [Settings_ objectForKey:@"Role"];
10054
10055     if (Sections_ == nil) {
10056         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10057         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10058     }
10059
10060     if (Sources_ == nil) {
10061         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10062         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10063     }
10064     /* }}} */
10065
10066     _trace();
10067     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10068     _trace();
10069
10070     if (Packages_ != nil) {
10071         bool fail(false);
10072         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10073         _trace();
10074
10075         if (!fail) {
10076             [Metadata_ removeObjectForKey:@"Packages"];
10077             Packages_ = nil;
10078             Changed_ = true;
10079         }
10080     }
10081
10082     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10083
10084 #define MobileSubstrate_(name) \
10085     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10086         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10087         if (handle == NULL) \
10088             NSLog(@"%s", dlerror()); \
10089     }
10090
10091     MobileSubstrate_(Activator)
10092     MobileSubstrate_(libstatusbar)
10093     MobileSubstrate_(SimulatedKeyEvents)
10094     MobileSubstrate_(WinterBoard)
10095
10096     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10097         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10098
10099     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10100
10101     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10102         unlink("/tmp/.cydia.fw");
10103         goto firmware;
10104     } else if (access("/User", F_OK) != 0 || version < 2) {
10105       firmware:
10106         _trace();
10107         system("/usr/libexec/cydia/firmware.sh");
10108         _trace();
10109     }
10110
10111     _assert([[NSFileManager defaultManager]
10112         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10113         withIntermediateDirectories:YES
10114         attributes:nil
10115         error:NULL
10116     ]);
10117
10118     if (access("/tmp/cydia.chk", F_OK) == 0) {
10119         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10120             _assert(errno == ENOENT);
10121         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10122             _assert(errno == ENOENT);
10123     }
10124
10125     /* APT Initialization {{{ */
10126     _assert(pkgInitConfig(*_config));
10127     _assert(pkgInitSystem(*_config, _system));
10128
10129     if (lang != NULL)
10130         _config->Set("APT::Acquire::Translation", lang);
10131
10132     // XXX: this timeout might be important :(
10133     //_config->Set("Acquire::http::Timeout", 15);
10134
10135     _config->Set("Acquire::http::MaxParallel", 3);
10136     /* }}} */
10137     /* Color Choices {{{ */
10138     space_ = CGColorSpaceCreateDeviceRGB();
10139
10140     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10141     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10142     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10143     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10144     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10145     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10146     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10147     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10148     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10149
10150     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10151     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10152     /* }}}*/
10153     /* UIKit Configuration {{{ */
10154     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10155     if ($GSFontSetUseLegacyFontMetrics != NULL)
10156         $GSFontSetUseLegacyFontMetrics(YES);
10157
10158     // XXX: I have a feeling this was important
10159     //UIKeyboardDisableAutomaticAppearance();
10160     /* }}} */
10161
10162     Colon_ = UCLocalize("COLON_DELIMITED");
10163     Elision_ = UCLocalize("ELISION");
10164     Error_ = UCLocalize("ERROR");
10165     Warning_ = UCLocalize("WARNING");
10166
10167     _trace();
10168     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10169
10170     CGColorSpaceRelease(space_);
10171     CFRelease(Locale_);
10172
10173     return value;
10174 }