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