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(setBadgeValue:))
4204         return @"setBadgeValue";
4205     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4206         return @"setButtonImage";
4207     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4208         return @"setButtonTitle";
4209     else if (selector == @selector(setHidesBackButton:))
4210         return @"setHidesBackButton";
4211     else if (selector == @selector(setHidesNavigationBar:))
4212         return @"setHidesNavigationBar";
4213     else if (selector == @selector(setNavigationBarStyle:))
4214         return @"setNavigationBarStyle";
4215     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4216         return @"setNavigationBarTintColor";
4217     else if (selector == @selector(setToken:))
4218         return @"setToken";
4219     else if (selector == @selector(setViewportWidth:))
4220         return @"setViewportWidth";
4221     else if (selector == @selector(statfs:))
4222         return @"statfs";
4223     else if (selector == @selector(supports:))
4224         return @"supports";
4225     else
4226         return nil;
4227 }
4228
4229 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4230     return [self webScriptNameForSelector:selector] == nil;
4231 }
4232
4233 - (BOOL) supports:(NSString *)feature {
4234     return [feature isEqualToString:@"window.open"];
4235 }
4236
4237 - (void) divert:(NSString *)from :(NSString *)to {
4238     [CYBrowserController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4239 }
4240
4241 - (NSNumber *) getKernelNumber:(NSString *)name {
4242     const char *string([name UTF8String]);
4243
4244     size_t size;
4245     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4246         return (id) [NSNull null];
4247
4248     if (size != sizeof(int))
4249         return (id) [NSNull null];
4250
4251     int value;
4252     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4253         return (id) [NSNull null];
4254
4255     return [NSNumber numberWithInt:value];
4256 }
4257
4258 - (NSString *) getKernelString:(NSString *)name {
4259     const char *string([name UTF8String]);
4260
4261     size_t size;
4262     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4263         return (id) [NSNull null];
4264
4265     char value[size + 1];
4266     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4267         return (id) [NSNull null];
4268
4269     // XXX: just in case you request something ludicrous
4270     value[size] = '\0';
4271
4272     return [NSString stringWithCString:value];
4273 }
4274
4275 - (id) getSessionValue:(NSString *)key {
4276 @synchronized (SessionData_) {
4277     return [SessionData_ objectForKey:key];
4278 } }
4279
4280 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4281 @synchronized (SessionData_) {
4282     if (value == (id) [WebUndefined undefined])
4283         [SessionData_ removeObjectForKey:key];
4284     else
4285         [SessionData_ setObject:value forKey:key];
4286 } }
4287
4288 - (void) addBridgedHost:(NSString *)host {
4289 @synchronized (HostConfig_) {
4290     [BridgedHosts_ addObject:host];
4291 } }
4292
4293 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4294 @synchronized (HostConfig_) {
4295     if (scheme != (id) [WebUndefined undefined])
4296         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4297
4298     [PipelinedHosts_ addObject:host];
4299 } }
4300
4301 - (void) popViewController:(NSNumber *)value {
4302     if (value == (id) [WebUndefined undefined])
4303         value = [NSNumber numberWithBool:YES];
4304     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4305 }
4306
4307 - (void) addTrivialSource:(NSString *)href {
4308     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4309 }
4310
4311 - (void) refreshSources {
4312     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4313 }
4314
4315 - (NSArray *) getAllSources {
4316     return [[Database sharedInstance] sources];
4317 }
4318
4319 - (NSArray *) getInstalledPackages {
4320     Database *database([Database sharedInstance]);
4321 @synchronized (database) {
4322     NSArray *packages([database packages]);
4323     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4324     for (Package *package in packages)
4325         if (![package uninstalled])
4326             [installed addObject:package];
4327     return installed;
4328 } }
4329
4330 - (Package *) getPackageById:(NSString *)id {
4331     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4332         [package parse];
4333         return package;
4334     } else
4335         return (Package *) [NSNull null];
4336 }
4337
4338 - (NSString *) getLocaleIdentifier {
4339     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4340 }
4341
4342 - (NSArray *) getPreferredLanguages {
4343     return Languages_;
4344 }
4345
4346 - (NSArray *) statfs:(NSString *)path {
4347     struct statfs stat;
4348
4349     if (path == nil || statfs([path UTF8String], &stat) == -1)
4350         return nil;
4351
4352     return [NSArray arrayWithObjects:
4353         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4354         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4355         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4356     nil];
4357 }
4358
4359 - (NSNumber *) du:(NSString *)path {
4360     NSNumber *value(nil);
4361
4362     int fds[2];
4363     _assert(pipe(fds) != -1);
4364
4365     pid_t pid(ExecFork());
4366     if (pid == 0) {
4367         _assert(dup2(fds[1], 1) != -1);
4368         _assert(close(fds[0]) != -1);
4369         _assert(close(fds[1]) != -1);
4370         /* XXX: this should probably not use du */
4371         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4372         exit(1);
4373         _assert(false);
4374     }
4375
4376     _assert(close(fds[1]) != -1);
4377
4378     if (FILE *du = fdopen(fds[0], "r")) {
4379         char line[1024];
4380         while (fgets(line, sizeof(line), du) != NULL) {
4381             size_t length(strlen(line));
4382             while (length != 0 && line[length - 1] == '\n')
4383                 line[--length] = '\0';
4384             if (char *tab = strchr(line, '\t')) {
4385                 *tab = '\0';
4386                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4387             }
4388         }
4389
4390         fclose(du);
4391     } else _assert(close(fds[0]));
4392
4393     int status;
4394   wait:
4395     if (waitpid(pid, &status, 0) == -1)
4396         if (errno == EINTR)
4397             goto wait;
4398         else _assert(false);
4399
4400     return value;
4401 }
4402
4403 - (void) close {
4404     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4405 }
4406
4407 - (void) installPackages:(NSArray *)packages {
4408     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4409 }
4410
4411 - (NSString *) substitutePackageNames:(NSString *)message {
4412     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4413     for (size_t i(0), e([words count]); i != e; ++i) {
4414         NSString *word([words objectAtIndex:i]);
4415         if (Package *package = [[Database sharedInstance] packageWithName:word])
4416             [words replaceObjectAtIndex:i withObject:[package name]];
4417     }
4418
4419     return [words componentsJoinedByString:@" "];
4420 }
4421
4422 - (void) removeButton {
4423     [indirect_ removeButton];
4424 }
4425
4426 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4427     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4428 }
4429
4430 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4431     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4432 }
4433
4434 - (void) setBadgeValue:(id)value {
4435     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4436 }
4437
4438 - (void) setAllowsNavigationAction:(NSString *)value {
4439     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4440 }
4441
4442 - (void) setHidesBackButton:(NSString *)value {
4443     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4444 }
4445
4446 - (void) setHidesNavigationBar:(NSString *)value {
4447     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4448 }
4449
4450 - (void) setNavigationBarStyle:(NSString *)value {
4451     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4452 }
4453
4454 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4455     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4456     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4457     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4458 }
4459
4460 - (void) _setToken:(NSString *)token {
4461     Token_ = token;
4462
4463     if (token == nil)
4464         [Metadata_ removeObjectForKey:@"Token"];
4465     else
4466         [Metadata_ setObject:Token_ forKey:@"Token"];
4467
4468     Changed_ = true;
4469 }
4470
4471 - (void) setToken:(NSString *)token {
4472     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4473 }
4474
4475 - (void) scrollToBottom:(NSNumber *)animated {
4476     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4477 }
4478
4479 - (void) setViewportWidth:(float)width {
4480     [indirect_ setViewportWidthOnMainThread:width];
4481 }
4482
4483 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4484     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4485     unsigned count([arguments count]);
4486     id values[count];
4487     for (unsigned i(0); i != count; ++i)
4488         values[i] = [arguments objectAtIndex:i];
4489     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4490 }
4491
4492 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4493     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4494         value = nil;
4495     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4496         table = nil;
4497     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4498 }
4499
4500 @end
4501 /* }}} */
4502
4503 /* @ Loading... Indicator {{{ */
4504 @interface CYLoadingIndicator : UIView {
4505     _H<UIActivityIndicatorView> spinner_;
4506     _H<UILabel> label_;
4507     _H<UIView> container_;
4508 }
4509
4510 @property (readonly, nonatomic) UILabel *label;
4511 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4512
4513 @end
4514
4515 @implementation CYLoadingIndicator
4516
4517 - (id) initWithFrame:(CGRect)frame {
4518     if ((self = [super initWithFrame:frame]) != nil) {
4519         container_ = [[[UIView alloc] init] autorelease];
4520         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4521
4522         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4523         [spinner_ startAnimating];
4524         [container_ addSubview:spinner_];
4525
4526         label_ = [[[UILabel alloc] init] autorelease];
4527         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4528         [label_ setBackgroundColor:[UIColor clearColor]];
4529         [label_ setTextColor:[UIColor blackColor]];
4530         [label_ setShadowColor:[UIColor whiteColor]];
4531         [label_ setShadowOffset:CGSizeMake(0, 1)];
4532         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4533         [container_ addSubview:label_];
4534
4535         CGSize viewsize = frame.size;
4536         CGSize spinnersize = [spinner_ bounds].size;
4537         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4538         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4539
4540         CGRect containrect = {
4541             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4542             CGSizeMake(bothwidth, spinnersize.height)
4543         };
4544         CGRect textrect = {
4545             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4546             textsize
4547         };
4548         CGRect spinrect = {
4549             CGPointZero,
4550             spinnersize
4551         };
4552
4553         [container_ setFrame:containrect];
4554         [spinner_ setFrame:spinrect];
4555         [label_ setFrame:textrect];
4556         [self addSubview:container_];
4557     } return self;
4558 }
4559
4560 - (UILabel *) label {
4561     return label_;
4562 }
4563
4564 - (UIActivityIndicatorView *) activityIndicatorView {
4565     return spinner_;
4566 }
4567
4568 @end
4569 /* }}} */
4570 /* Emulated Loading Controller {{{ */
4571 @interface CYEmulatedLoadingController : CYViewController {
4572     _transient Database *database_;
4573     _H<CYLoadingIndicator> indicator_;
4574     _H<UITabBar> tabbar_;
4575     _H<UINavigationBar> navbar_;
4576 }
4577
4578 @end
4579
4580 @implementation CYEmulatedLoadingController
4581
4582 - (id) initWithDatabase:(Database *)database {
4583     if ((self = [super init]) != nil) {
4584         database_ = database;
4585     } return self;
4586 }
4587
4588 - (void) loadView {
4589     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4590
4591     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4592     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4593     [[self view] addSubview:table];
4594
4595     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4596     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4597     [[self view] addSubview:indicator_];
4598
4599     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4600     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4601     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4602     [[self view] addSubview:tabbar_];
4603
4604     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4605     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4606     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4607     [[self view] addSubview:navbar_];
4608 }
4609
4610 - (void) releaseSubviews {
4611     indicator_ = nil;
4612     tabbar_ = nil;
4613     navbar_ = nil;
4614 }
4615
4616 @end
4617 /* }}} */
4618
4619 /* Cydia Browser Controller {{{ */
4620 @implementation CYBrowserController
4621
4622 - (void) dealloc {
4623     [cydia_ release];
4624     [super dealloc];
4625 }
4626
4627 - (NSURL *) navigationURL {
4628     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4629 }
4630
4631 + (void) initialize {
4632     Diversions_ = [[NSMutableSet alloc] initWithCapacity:0];
4633 }
4634
4635 + (void) addDiversion:(Diversion *)diversion {
4636     [Diversions_ addObject:diversion];
4637 }
4638
4639 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4640     [super webView:view didClearWindowObject:window forFrame:frame];
4641
4642     WebDataSource *source([frame dataSource]);
4643     NSURLResponse *response([source response]);
4644     NSURL *url([response URL]);
4645     NSString *scheme([[url scheme] lowercaseString]);
4646
4647     bool bridged(false);
4648
4649     @synchronized (HostConfig_) {
4650         if ([scheme isEqualToString:@"file"])
4651             bridged = true;
4652         else if ([scheme isEqualToString:@"https"])
4653             if ([BridgedHosts_ containsObject:[url host]])
4654                 bridged = true;
4655     }
4656
4657     if (bridged)
4658         [window setValue:cydia_ forKey:@"cydia"];
4659 }
4660
4661 - (NSURL *) URLWithURL:(NSURL *)url {
4662     return [Diversion divertURL:url];
4663 }
4664
4665 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4666     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4667
4668     if (System_ != NULL)
4669         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4670     if (Machine_ != NULL)
4671         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4672     if (Token_ != nil)
4673         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4674
4675     return copy;
4676 }
4677
4678 - (void) setDelegate:(id)delegate {
4679     [super setDelegate:delegate];
4680     [cydia_ setDelegate:delegate];
4681 }
4682
4683 - (id) init {
4684     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4685         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4686
4687         WebView *webview([[webview_ _documentView] webView]);
4688
4689         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4690
4691         if (Safari_ != nil)
4692             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4693         if (Build_ != nil)
4694             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4695         if (Product_ != nil)
4696             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4697
4698         [webview setApplicationNameForUserAgent:application];
4699     } return self;
4700 }
4701
4702 @end
4703 /* }}} */
4704
4705 // CydiaScript {{{
4706 @interface NSObject (CydiaScript)
4707 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4708 @end
4709
4710 @implementation NSObject (CydiaScript)
4711
4712 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4713     return self;
4714 }
4715
4716 @end
4717
4718 @implementation NSArray (CydiaScript)
4719
4720 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4721     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4722     for (size_t i(0), e([self count]); i != e; ++i)
4723         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4724     return object;
4725 }
4726
4727 @end
4728
4729 @implementation NSDictionary (CydiaScript)
4730
4731 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4732     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4733     for (id i in self)
4734         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4735     return object;
4736 }
4737
4738 @end
4739 // }}}
4740
4741 /* Confirmation Controller {{{ */
4742 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4743     if (!iterator.end())
4744         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4745             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4746                 continue;
4747             pkgCache::PkgIterator package(dep.TargetPkg());
4748             if (package.end())
4749                 continue;
4750             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4751                 return true;
4752         }
4753
4754     return false;
4755 }
4756
4757 @protocol ConfirmationControllerDelegate
4758 - (void) cancelAndClear:(bool)clear;
4759 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4760 - (void) queue;
4761 @end
4762
4763 @interface ConfirmationController : CYBrowserController {
4764     _transient Database *database_;
4765
4766     UIAlertView *essential_;
4767
4768     NSDictionary *changes_;
4769     NSMutableArray *issues_;
4770     NSDictionary *sizes_;
4771
4772     BOOL substrate_;
4773 }
4774
4775 - (id) initWithDatabase:(Database *)database;
4776
4777 @end
4778
4779 @implementation ConfirmationController
4780
4781 - (void) dealloc {
4782     [changes_ release];
4783     [issues_ release];
4784     [sizes_ release];
4785
4786     if (essential_ != nil)
4787         [essential_ release];
4788
4789     [super dealloc];
4790 }
4791
4792 - (void) complete {
4793     if (substrate_)
4794         RestartSubstrate_ = true;
4795     [delegate_ confirmWithNavigationController:[self navigationController]];
4796 }
4797
4798 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4799     NSString *context([alert context]);
4800
4801     if ([context isEqualToString:@"remove"]) {
4802         if (button == [alert cancelButtonIndex])
4803             [self dismissModalViewControllerAnimated:YES];
4804         else if (button == [alert firstOtherButtonIndex]) {
4805             [self complete];
4806         }
4807
4808         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4809     } else if ([context isEqualToString:@"unable"]) {
4810         [self dismissModalViewControllerAnimated:YES];
4811         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4812     } else {
4813         [super alertView:alert clickedButtonAtIndex:button];
4814     }
4815 }
4816
4817 - (void) _doContinue {
4818     [self dismissModalViewControllerAnimated:YES];
4819     [delegate_ cancelAndClear:NO];
4820 }
4821
4822 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4823     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4824     return nil;
4825 }
4826
4827 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4828     [super webView:view didClearWindowObject:window forFrame:frame];
4829
4830     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4831         changes_, @"changes",
4832         issues_, @"issues",
4833         sizes_, @"sizes",
4834         self, @"queue",
4835     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4836 }
4837
4838 - (id) initWithDatabase:(Database *)database {
4839     if ((self = [super init]) != nil) {
4840         database_ = database;
4841
4842         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4843         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4844         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4845         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4846         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4847
4848         bool remove(false);
4849
4850         pkgCacheFile &cache([database_ cache]);
4851         NSArray *packages([database_ packages]);
4852         pkgDepCache::Policy *policy([database_ policy]);
4853
4854         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4855
4856         for (Package *package in packages) {
4857             pkgCache::PkgIterator iterator([package iterator]);
4858             NSString *name([package id]);
4859
4860             if ([package broken]) {
4861                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4862
4863                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4864                     name, @"package",
4865                     reasons, @"reasons",
4866                 nil]];
4867
4868                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4869                 if (ver.end())
4870                     continue;
4871
4872                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4873                     pkgCache::DepIterator start;
4874                     pkgCache::DepIterator end;
4875                     dep.GlobOr(start, end); // ++dep
4876
4877                     if (!cache->IsImportantDep(end))
4878                         continue;
4879                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4880                         continue;
4881
4882                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4883
4884                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4885                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4886                         clauses, @"clauses",
4887                     nil]];
4888
4889                     _forever {
4890                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4891
4892                         pkgCache::PkgIterator target(start.TargetPkg());
4893                         if (target->ProvidesList != 0)
4894                             reason = @"missing";
4895                         else {
4896                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4897                             if (!ver.end()) {
4898                                 reason = @"installed";
4899                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4900                             } else if (!cache[target].CandidateVerIter(cache).end())
4901                                 reason = @"uninstalled";
4902                             else if (target->ProvidesList == 0)
4903                                 reason = @"uninstallable";
4904                             else
4905                                 reason = @"virtual";
4906                         }
4907
4908                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4909                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4910                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4911                         nil]);
4912
4913                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4914                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4915                             version, @"version",
4916                             reason, @"reason",
4917                             installed, @"installed",
4918                         nil]];
4919
4920                         // yes, seriously. (wtf?)
4921                         if (start == end)
4922                             break;
4923                         ++start;
4924                     }
4925                 }
4926             }
4927
4928             pkgDepCache::StateCache &state(cache[iterator]);
4929
4930             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4931
4932             if (state.NewInstall())
4933                 [installs addObject:name];
4934             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4935                 [reinstalls addObject:name];
4936             else if (state.Upgrade())
4937                 [upgrades addObject:name];
4938             else if (state.Downgrade())
4939                 [downgrades addObject:name];
4940             else if (!state.Delete())
4941                 continue;
4942             else if (special_r(name))
4943                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4944                     [NSNull null], @"package",
4945                     [NSArray arrayWithObjects:
4946                         [NSDictionary dictionaryWithObjectsAndKeys:
4947                             @"Conflicts", @"relationship",
4948                             [NSArray arrayWithObjects:
4949                                 [NSDictionary dictionaryWithObjectsAndKeys:
4950                                     name, @"package",
4951                                     [NSNull null], @"version",
4952                                     @"installed", @"reason",
4953                                 nil],
4954                             nil], @"clauses",
4955                         nil],
4956                     nil], @"reasons",
4957                 nil]];
4958             else {
4959                 if ([package essential])
4960                     remove = true;
4961                 [removes addObject:name];
4962             }
4963
4964             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4965             substrate_ |= DepSubstrate(iterator.CurrentVer());
4966         }
4967
4968         if (!remove)
4969             essential_ = nil;
4970         else if (Advanced_) {
4971             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4972
4973             essential_ = [[UIAlertView alloc]
4974                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4975                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4976                 delegate:self
4977                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4978                 otherButtonTitles:
4979                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4980                 nil
4981             ];
4982
4983             [essential_ setContext:@"remove"];
4984         } else {
4985             essential_ = [[UIAlertView alloc]
4986                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4987                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4988                 delegate:self
4989                 cancelButtonTitle:UCLocalize("OKAY")
4990                 otherButtonTitles:nil
4991             ];
4992
4993             [essential_ setContext:@"unable"];
4994         }
4995
4996         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4997             installs, @"installs",
4998             reinstalls, @"reinstalls",
4999             upgrades, @"upgrades",
5000             downgrades, @"downgrades",
5001             removes, @"removes",
5002         nil];
5003
5004         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
5005             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5006             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5007         nil];
5008
5009         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5010
5011         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
5012             initWithTitle:UCLocalize("CANCEL")
5013             style:UIBarButtonItemStylePlain
5014             target:self
5015             action:@selector(cancelButtonClicked)
5016         ] autorelease]];
5017     } return self;
5018 }
5019
5020 #if !AlwaysReload
5021 - (void) applyRightButton {
5022     if ([issues_ count] == 0 && ![self isLoading])
5023         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5024             initWithTitle:UCLocalize("CONFIRM")
5025             style:UIBarButtonItemStyleDone
5026             target:self
5027             action:@selector(confirmButtonClicked)
5028         ] autorelease]];
5029     else
5030         [[self navigationItem] setRightBarButtonItem:nil];
5031 }
5032 #endif
5033
5034 - (void) cancelButtonClicked {
5035     [self dismissModalViewControllerAnimated:YES];
5036     [delegate_ cancelAndClear:YES];
5037 }
5038
5039 #if !AlwaysReload
5040 - (void) confirmButtonClicked {
5041     if (essential_ != nil)
5042         [essential_ show];
5043     else
5044         [self complete];
5045 }
5046 #endif
5047
5048 @end
5049 /* }}} */
5050
5051 /* Progress Data {{{ */
5052 @interface CydiaProgressData : NSObject {
5053     _transient id delegate_;
5054
5055     bool running_;
5056     float percent_;
5057
5058     float current_;
5059     float total_;
5060     float speed_;
5061
5062     _H<NSMutableArray> events_;
5063     _H<NSString> title_;
5064
5065     _H<NSString> status_;
5066     _H<NSString> finish_;
5067 }
5068
5069 @end
5070
5071 @implementation CydiaProgressData
5072
5073 + (NSArray *) _attributeKeys {
5074     return [NSArray arrayWithObjects:
5075         @"current",
5076         @"events",
5077         @"finish",
5078         @"percent",
5079         @"running",
5080         @"speed",
5081         @"title",
5082         @"total",
5083     nil];
5084 }
5085
5086 - (NSArray *) attributeKeys {
5087     return [[self class] _attributeKeys];
5088 }
5089
5090 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5091     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5092 }
5093
5094 - (id) init {
5095     if ((self = [super init]) != nil) {
5096         events_ = [NSMutableArray arrayWithCapacity:32];
5097     } return self;
5098 }
5099
5100 - (void) setDelegate:(id)delegate {
5101     delegate_ = delegate;
5102 }
5103
5104 - (void) setPercent:(float)value {
5105     percent_ = value;
5106 }
5107
5108 - (NSNumber *) percent {
5109     return [NSNumber numberWithFloat:percent_];
5110 }
5111
5112 - (void) setCurrent:(float)value {
5113     current_ = value;
5114 }
5115
5116 - (NSNumber *) current {
5117     return [NSNumber numberWithFloat:current_];
5118 }
5119
5120 - (void) setTotal:(float)value {
5121     total_ = value;
5122 }
5123
5124 - (NSNumber *) total {
5125     return [NSNumber numberWithFloat:total_];
5126 }
5127
5128 - (void) setSpeed:(float)value {
5129     speed_ = value;
5130 }
5131
5132 - (NSNumber *) speed {
5133     return [NSNumber numberWithFloat:speed_];
5134 }
5135
5136 - (NSArray *) events {
5137     return events_;
5138 }
5139
5140 - (void) removeAllEvents {
5141     [events_ removeAllObjects];
5142 }
5143
5144 - (void) addEvent:(CydiaProgressEvent *)event {
5145     [events_ addObject:event];
5146 }
5147
5148 - (void) setTitle:(NSString *)text {
5149     title_ = text;
5150 }
5151
5152 - (NSString *) title {
5153     return title_;
5154 }
5155
5156 - (void) setFinish:(NSString *)text {
5157     finish_ = text;
5158 }
5159
5160 - (NSString *) finish {
5161     return (id) finish_ ?: [NSNull null];
5162 }
5163
5164 - (void) setRunning:(bool)running {
5165     running_ = running;
5166 }
5167
5168 - (NSNumber *) running {
5169     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5170 }
5171
5172 @end
5173 /* }}} */
5174 /* Progress Controller {{{ */
5175 @interface ProgressController : CYBrowserController <
5176     ProgressDelegate
5177 > {
5178     _transient Database *database_;
5179     _H<CydiaProgressData> progress_;
5180     unsigned cancel_;
5181 }
5182
5183 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5184
5185 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5186
5187 - (void) setTitle:(NSString *)title;
5188 - (void) setCancellable:(bool)cancellable;
5189
5190 @end
5191
5192 @implementation ProgressController
5193
5194 - (void) dealloc {
5195     [database_ setProgressDelegate:nil];
5196     [progress_ setDelegate:nil];
5197     [super dealloc];
5198 }
5199
5200 - (void) updateCancel {
5201     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5202         initWithTitle:UCLocalize("CANCEL")
5203         style:UIBarButtonItemStylePlain
5204         target:self
5205         action:@selector(cancel)
5206     ] autorelease] : nil)];
5207 }
5208
5209 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5210     if ((self = [super init]) != nil) {
5211         database_ = database;
5212         delegate_ = delegate;
5213
5214         [database_ setProgressDelegate:self];
5215
5216         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5217         [progress_ setDelegate:self];
5218
5219         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5220
5221         [scroller_ setBackgroundColor:[UIColor blackColor]];
5222
5223         [[self navigationItem] setHidesBackButton:YES];
5224
5225         [self updateCancel];
5226     } return self;
5227 }
5228
5229 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5230     [super webView:view didClearWindowObject:window forFrame:frame];
5231     [window setValue:progress_ forKey:@"cydiaProgress"];
5232 }
5233
5234 - (void) updateProgress {
5235     [self dispatchEvent:@"CydiaProgressUpdate"];
5236 }
5237
5238 - (void) viewWillAppear:(BOOL)animated {
5239     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5240     [super viewWillAppear:animated];
5241 }
5242
5243 - (void) close {
5244     UpdateExternalStatus(0);
5245
5246     switch (Finish_) {
5247         case 0:
5248         break;
5249
5250         case 1:
5251             [delegate_ terminateWithSuccess];
5252             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5253                 [delegate_ suspendWithAnimation:YES];
5254             else
5255                 [delegate_ suspend];*/
5256         break;
5257
5258         case 2:
5259             _trace();
5260             goto reload;
5261
5262         case 3:
5263             _trace();
5264             goto reload;
5265
5266         reload:
5267             system("/usr/bin/sbreload");
5268             _trace();
5269         break;
5270
5271         case 4:
5272             _trace();
5273             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5274                 SBReboot(SBSSpringBoardServerPort());
5275             else
5276                 reboot2(RB_AUTOBOOT);
5277         break;
5278     }
5279
5280     [super close];
5281 }
5282
5283 - (void) setTitle:(NSString *)title {
5284     [progress_ setTitle:title];
5285     [self updateProgress];
5286 }
5287
5288 - (UIBarButtonItem *) rightButton {
5289     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5290         initWithTitle:UCLocalize("CLOSE")
5291         style:UIBarButtonItemStylePlain
5292         target:self
5293         action:@selector(close)
5294     ] autorelease];
5295 }
5296
5297 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5298     UpdateExternalStatus(1);
5299
5300     [progress_ setRunning:true];
5301     [self setTitle:title];
5302     // implicit updateProgress
5303
5304     SHA1SumValue notifyconf; {
5305         FileFd file;
5306         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5307             _error->Discard();
5308         else {
5309             MMap mmap(file, MMap::ReadOnly);
5310             SHA1Summation sha1;
5311             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5312             notifyconf = sha1.Result();
5313         }
5314     }
5315
5316     SHA1SumValue springlist; {
5317         FileFd file;
5318         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5319             _error->Discard();
5320         else {
5321             MMap mmap(file, MMap::ReadOnly);
5322             SHA1Summation sha1;
5323             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5324             springlist = sha1.Result();
5325         }
5326     }
5327
5328     if (invocation != nil) {
5329         [invocation yieldToSelector:@selector(invoke)];
5330         [self setTitle:@"COMPLETE"];
5331     }
5332
5333     if (Finish_ < 4) {
5334         FileFd file;
5335         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5336             _error->Discard();
5337         else {
5338             MMap mmap(file, MMap::ReadOnly);
5339             SHA1Summation sha1;
5340             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5341             if (!(notifyconf == sha1.Result()))
5342                 Finish_ = 4;
5343         }
5344     }
5345
5346     if (Finish_ < 3) {
5347         FileFd file;
5348         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5349             _error->Discard();
5350         else {
5351             MMap mmap(file, MMap::ReadOnly);
5352             SHA1Summation sha1;
5353             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5354             if (!(springlist == sha1.Result()))
5355                 Finish_ = 3;
5356         }
5357     }
5358
5359     if (Finish_ < 2) {
5360         if (RestartSubstrate_)
5361             Finish_ = 2;
5362     }
5363
5364     RestartSubstrate_ = false;
5365
5366     switch (Finish_) {
5367         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5368         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5369         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5370         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5371         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5372     }
5373
5374     _trace();
5375     system("su -c /usr/bin/uicache mobile");
5376     _trace();
5377
5378     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5379
5380     [progress_ setRunning:false];
5381     [self updateProgress];
5382
5383     [self applyRightButton];
5384 }
5385
5386 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5387     [progress_ addEvent:event];
5388     [self updateProgress];
5389 }
5390
5391 - (bool) isProgressCancelled {
5392     return cancel_ == 2;
5393 }
5394
5395 - (void) cancel {
5396     cancel_ = 2;
5397     [self updateCancel];
5398 }
5399
5400 - (void) setCancellable:(bool)cancellable {
5401     unsigned cancel(cancel_);
5402
5403     if (!cancellable)
5404         cancel_ = 0;
5405     else if (cancel_ == 0)
5406         cancel_ = 1;
5407
5408     if (cancel != cancel_)
5409         [self updateCancel];
5410 }
5411
5412 - (void) setProgressCancellable:(NSNumber *)cancellable {
5413     [self setCancellable:[cancellable boolValue]];
5414 }
5415
5416 - (void) setProgressPercent:(NSNumber *)percent {
5417     [progress_ setPercent:[percent floatValue]];
5418     [self updateProgress];
5419 }
5420
5421 - (void) setProgressStatus:(NSDictionary *)status {
5422     if (status == nil) {
5423         [progress_ setCurrent:0];
5424         [progress_ setTotal:0];
5425         [progress_ setSpeed:0];
5426     } else {
5427         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5428
5429         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5430         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5431         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5432     }
5433
5434     [self updateProgress];
5435 }
5436
5437 @end
5438 /* }}} */
5439
5440 /* Cell Content View {{{ */
5441 @protocol ContentDelegate
5442 - (void) drawContentRect:(CGRect)rect;
5443 @end
5444
5445 @interface ContentView : UIView {
5446     _transient id<ContentDelegate> delegate_;
5447 }
5448
5449 @end
5450
5451 @implementation ContentView
5452
5453 - (id) initWithFrame:(CGRect)frame {
5454     if ((self = [super initWithFrame:frame]) != nil) {
5455         [self setNeedsDisplayOnBoundsChange:YES];
5456     } return self;
5457 }
5458
5459 - (void) setDelegate:(id<ContentDelegate>)delegate {
5460     delegate_ = delegate;
5461 }
5462
5463 - (void) drawRect:(CGRect)rect {
5464     [super drawRect:rect];
5465     [delegate_ drawContentRect:rect];
5466 }
5467
5468 @end
5469 /* }}} */
5470 /* Cydia TableView Cell {{{ */
5471 @interface CYTableViewCell : UITableViewCell {
5472     ContentView *content_;
5473     bool highlighted_;
5474 }
5475
5476 @end
5477
5478 @implementation CYTableViewCell
5479
5480 - (void) dealloc {
5481     [content_ release];
5482     [super dealloc];
5483 }
5484
5485 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5486     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5487
5488     if (view == content_) {
5489         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5490         highlighted_ = highlighted;
5491     }
5492
5493     [super _updateHighlightColorsForView:view highlighted:highlighted];
5494 }
5495
5496 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5497     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5498     highlighted_ = selected;
5499
5500     [super setSelected:selected animated:animated];
5501     [content_ setNeedsDisplay];
5502 }
5503
5504 @end
5505 /* }}} */
5506
5507 /* Package Cell {{{ */
5508 @interface PackageCell : CYTableViewCell <
5509     ContentDelegate
5510 > {
5511     UIImage *icon_;
5512     NSString *name_;
5513     NSString *description_;
5514     bool commercial_;
5515     NSString *source_;
5516     UIImage *badge_;
5517     Package *package_;
5518     UIImage *placard_;
5519 }
5520
5521 - (PackageCell *) init;
5522 - (void) setPackage:(Package *)package;
5523
5524 - (void) drawContentRect:(CGRect)rect;
5525
5526 @end
5527
5528 @implementation PackageCell
5529
5530 - (void) clearPackage {
5531     if (icon_ != nil) {
5532         [icon_ release];
5533         icon_ = nil;
5534     }
5535
5536     if (name_ != nil) {
5537         [name_ release];
5538         name_ = nil;
5539     }
5540
5541     if (description_ != nil) {
5542         [description_ release];
5543         description_ = nil;
5544     }
5545
5546     if (source_ != nil) {
5547         [source_ release];
5548         source_ = nil;
5549     }
5550
5551     if (badge_ != nil) {
5552         [badge_ release];
5553         badge_ = nil;
5554     }
5555
5556     if (placard_ != nil) {
5557         [placard_ release];
5558         placard_ = nil;
5559     }
5560
5561     [package_ release];
5562     package_ = nil;
5563 }
5564
5565 - (void) dealloc {
5566     [self clearPackage];
5567     [super dealloc];
5568 }
5569
5570 - (PackageCell *) init {
5571     CGRect frame(CGRectMake(0, 0, 320, 74));
5572     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5573         UIView *content([self contentView]);
5574         CGRect bounds([content bounds]);
5575
5576         content_ = [[ContentView alloc] initWithFrame:bounds];
5577         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5578         [content addSubview:content_];
5579
5580         [content_ setDelegate:self];
5581         [content_ setOpaque:YES];
5582     } return self;
5583 }
5584
5585 - (NSString *) accessibilityLabel {
5586     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5587 }
5588
5589 - (void) setPackage:(Package *)package {
5590     [self clearPackage];
5591     [package parse];
5592
5593     Source *source = [package source];
5594
5595     icon_ = [[package icon] retain];
5596     name_ = [[package name] retain];
5597
5598     if (IsWildcat_)
5599         description_ = [package longDescription];
5600     if (description_ == nil)
5601         description_ = [package shortDescription];
5602     if (description_ != nil)
5603         description_ = [description_ retain];
5604
5605     commercial_ = [package isCommercial];
5606
5607     package_ = [package retain];
5608
5609     NSString *label = nil;
5610     bool trusted = false;
5611
5612     if (source != nil) {
5613         label = [source label];
5614         trusted = [source trusted];
5615     } else if ([[package id] isEqualToString:@"firmware"])
5616         label = UCLocalize("APPLE");
5617     else
5618         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5619
5620     NSString *from(label);
5621
5622     NSString *section = [package simpleSection];
5623     if (section != nil && ![section isEqualToString:label]) {
5624         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5625         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5626     }
5627
5628     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5629     source_ = [from retain];
5630
5631     if (NSString *purpose = [package primaryPurpose])
5632         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5633             badge_ = [badge_ retain];
5634
5635     UIColor *color;
5636     NSString *placard;
5637
5638     if (NSString *mode = [package_ mode]) {
5639         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5640             color = RemovingColor_;
5641             //placard = @"removing";
5642         } else {
5643             color = InstallingColor_;
5644             //placard = @"installing";
5645         }
5646
5647         // XXX: the removing/installing placards are not @2x
5648         placard = nil;
5649     } else {
5650         color = [UIColor whiteColor];
5651
5652         if ([package installed] != nil)
5653             placard = @"installed";
5654         else
5655             placard = nil;
5656     }
5657
5658     [content_ setBackgroundColor:color];
5659
5660     if (placard != nil)
5661         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5662             placard_ = [placard_ retain];
5663
5664     [self setNeedsDisplay];
5665     [content_ setNeedsDisplay];
5666 }
5667
5668 - (void) drawContentRect:(CGRect)rect {
5669     bool highlighted(highlighted_);
5670     float width([self bounds].size.width);
5671
5672 #if 0
5673     CGContextRef context(UIGraphicsGetCurrentContext());
5674     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5675     CGContextFillRect(context, rect);
5676 #endif
5677
5678     if (icon_ != nil) {
5679         CGRect rect;
5680         rect.size = [icon_ size];
5681
5682         rect.size.width /= 2;
5683         rect.size.height /= 2;
5684
5685         rect.origin.x = 25 - rect.size.width / 2;
5686         rect.origin.y = 25 - rect.size.height / 2;
5687
5688         [icon_ drawInRect:rect];
5689     }
5690
5691     if (badge_ != nil) {
5692         CGRect rect;
5693         rect.size = [badge_ size];
5694
5695         rect.size.width /= 2;
5696         rect.size.height /= 2;
5697
5698         rect.origin.x = 36 - rect.size.width / 2;
5699         rect.origin.y = 36 - rect.size.height / 2;
5700
5701         [badge_ drawInRect:rect];
5702     }
5703
5704     if (highlighted)
5705         UISetColor(White_);
5706
5707     if (!highlighted)
5708         UISetColor(commercial_ ? Purple_ : Black_);
5709     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5710     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5711
5712     if (!highlighted)
5713         UISetColor(commercial_ ? Purplish_ : Gray_);
5714     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5715
5716     if (placard_ != nil)
5717         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5718 }
5719
5720 @end
5721 /* }}} */
5722 /* Section Cell {{{ */
5723 @interface SectionCell : CYTableViewCell <
5724     ContentDelegate
5725 > {
5726     NSString *basic_;
5727     NSString *section_;
5728     NSString *name_;
5729     NSString *count_;
5730     UIImage *icon_;
5731     UISwitch *switch_;
5732     BOOL editing_;
5733 }
5734
5735 - (void) setSection:(Section *)section editing:(BOOL)editing;
5736
5737 @end
5738
5739 @implementation SectionCell
5740
5741 - (void) clearSection {
5742     if (basic_ != nil) {
5743         [basic_ release];
5744         basic_ = nil;
5745     }
5746
5747     if (section_ != nil) {
5748         [section_ release];
5749         section_ = nil;
5750     }
5751
5752     if (name_ != nil) {
5753         [name_ release];
5754         name_ = nil;
5755     }
5756
5757     if (count_ != nil) {
5758         [count_ release];
5759         count_ = nil;
5760     }
5761 }
5762
5763 - (void) dealloc {
5764     [self clearSection];
5765     [icon_ release];
5766     [switch_ release];
5767     [super dealloc];
5768 }
5769
5770 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5771     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5772         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5773         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5774         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5775
5776         UIView *content([self contentView]);
5777         CGRect bounds([content bounds]);
5778
5779         content_ = [[ContentView alloc] initWithFrame:bounds];
5780         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5781         [content addSubview:content_];
5782         [content_ setBackgroundColor:[UIColor whiteColor]];
5783
5784         [content_ setDelegate:self];
5785     } return self;
5786 }
5787
5788 - (void) onSwitch:(id)sender {
5789     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5790     if (metadata == nil) {
5791         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5792         [Sections_ setObject:metadata forKey:basic_];
5793     }
5794
5795     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5796     Changed_ = true;
5797 }
5798
5799 - (void) setSection:(Section *)section editing:(BOOL)editing {
5800     if (editing != editing_) {
5801         if (editing_)
5802             [switch_ removeFromSuperview];
5803         else
5804             [self addSubview:switch_];
5805         editing_ = editing;
5806     }
5807
5808     [self clearSection];
5809
5810     if (section == nil) {
5811         name_ = [UCLocalize("ALL_PACKAGES") retain];
5812         count_ = nil;
5813     } else {
5814         basic_ = [section name];
5815         if (basic_ != nil)
5816             basic_ = [basic_ retain];
5817
5818         section_ = [section localized];
5819         if (section_ != nil)
5820             section_ = [section_ retain];
5821
5822         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5823         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5824
5825         if (editing_)
5826             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5827     }
5828
5829     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5830     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5831
5832     [content_ setNeedsDisplay];
5833 }
5834
5835 - (void) setFrame:(CGRect)frame {
5836     [super setFrame:frame];
5837
5838     CGRect rect([switch_ frame]);
5839     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5840 }
5841
5842 - (NSString *) accessibilityLabel {
5843     return name_;
5844 }
5845
5846 - (void) drawContentRect:(CGRect)rect {
5847     bool highlighted(highlighted_ && !editing_);
5848
5849     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5850
5851     if (highlighted)
5852         UISetColor(White_);
5853
5854     float width(rect.size.width);
5855     if (editing_)
5856         width -= 87;
5857
5858     if (!highlighted)
5859         UISetColor(Black_);
5860     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5861
5862     CGSize size = [count_ sizeWithFont:Font14_];
5863
5864     UISetColor(White_);
5865     if (count_ != nil)
5866         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5867 }
5868
5869 @end
5870 /* }}} */
5871
5872 /* File Table {{{ */
5873 @interface FileTable : CYViewController <
5874     UITableViewDataSource,
5875     UITableViewDelegate
5876 > {
5877     _transient Database *database_;
5878     Package *package_;
5879     NSString *name_;
5880     NSMutableArray *files_;
5881     UITableView *list_;
5882 }
5883
5884 - (id) initWithDatabase:(Database *)database;
5885 - (void) setPackage:(Package *)package;
5886
5887 @end
5888
5889 @implementation FileTable
5890
5891 - (void) dealloc {
5892     [self releaseSubviews];
5893
5894     [package_ release];
5895     [name_ release];
5896     [files_ release];
5897
5898     [super dealloc];
5899 }
5900
5901 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5902     return files_ == nil ? 0 : [files_ count];
5903 }
5904
5905 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5906     return 24.0f;
5907 }*/
5908
5909 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5910     static NSString *reuseIdentifier = @"Cell";
5911
5912     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5913     if (cell == nil) {
5914         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5915         [cell setFont:[UIFont systemFontOfSize:16]];
5916     }
5917     [cell setText:[files_ objectAtIndex:indexPath.row]];
5918     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5919
5920     return cell;
5921 }
5922
5923 - (NSURL *) navigationURL {
5924     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5925 }
5926
5927 - (void) loadView {
5928     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5929
5930     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5931     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5932     [list_ setRowHeight:24.0f];
5933     [list_ setDataSource:self];
5934     [list_ setDelegate:self];
5935     [[self view] addSubview:list_];
5936 }
5937
5938 - (void) viewDidLoad {
5939     [super viewDidLoad];
5940
5941     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5942 }
5943
5944 - (void) releaseSubviews {
5945     [list_ release];
5946     list_ = nil;
5947 }
5948
5949 - (id) initWithDatabase:(Database *)database {
5950     if ((self = [super init]) != nil) {
5951         database_ = database;
5952
5953         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5954     } return self;
5955 }
5956
5957 - (void) setPackage:(Package *)package {
5958     if (package_ != nil) {
5959         [package_ autorelease];
5960         package_ = nil;
5961     }
5962
5963     if (name_ != nil) {
5964         [name_ release];
5965         name_ = nil;
5966     }
5967
5968     [files_ removeAllObjects];
5969
5970     if (package != nil) {
5971         package_ = [package retain];
5972         name_ = [[package id] retain];
5973
5974         if (NSArray *files = [package files])
5975             [files_ addObjectsFromArray:files];
5976
5977         if ([files_ count] != 0) {
5978             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5979                 [files_ removeObjectAtIndex:0];
5980             [files_ sortUsingSelector:@selector(compareByPath:)];
5981
5982             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5983             [stack addObject:@"/"];
5984
5985             for (int i(0), e([files_ count]); i != e; ++i) {
5986                 NSString *file = [files_ objectAtIndex:i];
5987                 while (![file hasPrefix:[stack lastObject]])
5988                     [stack removeLastObject];
5989                 NSString *directory = [stack lastObject];
5990                 [stack addObject:[file stringByAppendingString:@"/"]];
5991                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5992                     ([stack count] - 2) * 3, "",
5993                     [file substringFromIndex:[directory length]]
5994                 ]];
5995             }
5996         }
5997     }
5998
5999     [list_ reloadData];
6000 }
6001
6002 - (void) reloadData {
6003     [super reloadData];
6004
6005     [self setPackage:[database_ packageWithName:name_]];
6006 }
6007
6008 @end
6009 /* }}} */
6010 /* Package Controller {{{ */
6011 @interface CYPackageController : CYBrowserController <
6012     UIActionSheetDelegate
6013 > {
6014     _transient Database *database_;
6015     _H<Package> package_;
6016     _H<NSString> name_;
6017     bool commercial_;
6018     _H<NSMutableArray> buttons_;
6019     _H<UIBarButtonItem> button_;
6020 }
6021
6022 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
6023
6024 @end
6025
6026 @implementation CYPackageController
6027
6028 - (NSURL *) navigationURL {
6029     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6030 }
6031
6032 /* XXX: this is not safe at all... localization of /fail/ */
6033 - (void) _clickButtonWithName:(NSString *)name {
6034     if ([name isEqualToString:UCLocalize("CLEAR")])
6035         [delegate_ clearPackage:package_];
6036     else if ([name isEqualToString:UCLocalize("INSTALL")])
6037         [delegate_ installPackage:package_];
6038     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6039         [delegate_ installPackage:package_];
6040     else if ([name isEqualToString:UCLocalize("REMOVE")])
6041         [delegate_ removePackage:package_];
6042     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6043         [delegate_ installPackage:package_];
6044     else _assert(false);
6045 }
6046
6047 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6048     NSString *context([sheet context]);
6049
6050     if ([context isEqualToString:@"modify"]) {
6051         if (button != [sheet cancelButtonIndex]) {
6052             NSString *buttonName = [buttons_ objectAtIndex:button];
6053             [self _clickButtonWithName:buttonName];
6054         }
6055
6056         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6057     }
6058 }
6059
6060 - (bool) _allowJavaScriptPanel {
6061     return commercial_;
6062 }
6063
6064 #if !AlwaysReload
6065 - (void) _customButtonClicked {
6066     int count([buttons_ count]);
6067     if (count == 0)
6068         return;
6069
6070     if (count == 1)
6071         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6072     else {
6073         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6074         [buttons addObjectsFromArray:buttons_];
6075
6076         UIActionSheet *sheet = [[[UIActionSheet alloc]
6077             initWithTitle:nil
6078             delegate:self
6079             cancelButtonTitle:nil
6080             destructiveButtonTitle:nil
6081             otherButtonTitles:nil
6082         ] autorelease];
6083
6084         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6085         if (!IsWildcat_) {
6086            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6087            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6088         }
6089         [sheet setContext:@"modify"];
6090
6091         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6092     }
6093 }
6094
6095 // We don't want to allow non-commercial packages to do custom things to the install button,
6096 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6097 - (void) customButtonClicked {
6098     if (commercial_)
6099         [super customButtonClicked];
6100     else
6101         [self _customButtonClicked];
6102 }
6103
6104 - (void) reloadButtonClicked {
6105     // Don't reload a commerical package by tapping the loading button,
6106     // but if it's not an Install button, we should forward it on.
6107     if (![package_ uninstalled])
6108         [self _customButtonClicked];
6109 }
6110
6111 - (void) applyLoadingTitle {
6112     // Don't show "Loading" as the title. Ever.
6113 }
6114
6115 - (UIBarButtonItem *) rightButton {
6116     return button_;
6117 }
6118 #endif
6119
6120 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
6121     if ((self = [super init]) != nil) {
6122         database_ = database;
6123         buttons_ = [NSMutableArray arrayWithCapacity:4];
6124         name_ = [NSString stringWithString:name];
6125         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6126     } return self;
6127 }
6128
6129 - (void) reloadData {
6130     [super reloadData];
6131
6132     package_ = [database_ packageWithName:name_];
6133
6134     [buttons_ removeAllObjects];
6135
6136     if (package_ != nil) {
6137         [(Package *) package_ parse];
6138
6139         commercial_ = [package_ isCommercial];
6140
6141         if ([package_ mode] != nil)
6142             [buttons_ addObject:UCLocalize("CLEAR")];
6143         if ([package_ source] == nil);
6144         else if ([package_ upgradableAndEssential:NO])
6145             [buttons_ addObject:UCLocalize("UPGRADE")];
6146         else if ([package_ uninstalled])
6147             [buttons_ addObject:UCLocalize("INSTALL")];
6148         else
6149             [buttons_ addObject:UCLocalize("REINSTALL")];
6150         if (![package_ uninstalled])
6151             [buttons_ addObject:UCLocalize("REMOVE")];
6152     }
6153
6154     NSString *title;
6155     switch ([buttons_ count]) {
6156         case 0: title = nil; break;
6157         case 1: title = [buttons_ objectAtIndex:0]; break;
6158         default: title = UCLocalize("MODIFY"); break;
6159     }
6160
6161     button_ = [[[UIBarButtonItem alloc]
6162         initWithTitle:title
6163         style:UIBarButtonItemStylePlain
6164         target:self
6165         action:@selector(customButtonClicked)
6166     ] autorelease];
6167 }
6168
6169 - (bool) isLoading {
6170     return commercial_ ? [super isLoading] : false;
6171 }
6172
6173 @end
6174 /* }}} */
6175
6176 /* Package List Controller {{{ */
6177 @interface PackageListController : CYViewController <
6178     UITableViewDataSource,
6179     UITableViewDelegate
6180 > {
6181     _transient Database *database_;
6182     unsigned era_;
6183     NSMutableArray *packages_;
6184     NSMutableArray *sections_;
6185     UITableView *list_;
6186     NSMutableArray *index_;
6187     NSMutableDictionary *indices_;
6188     NSString *title_;
6189 }
6190
6191 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6192 - (void) setDelegate:(id)delegate;
6193 - (void) resetCursor;
6194
6195 @end
6196
6197 @implementation PackageListController
6198
6199 - (void) dealloc {
6200     [packages_ release];
6201     [sections_ release];
6202     [list_ release];
6203     [index_ release];
6204     [indices_ release];
6205     [title_ release];
6206
6207     [super dealloc];
6208 }
6209
6210 - (void) deselectWithAnimation:(BOOL)animated {
6211     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6212 }
6213
6214 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6215     CGRect base = [[self view] bounds];
6216     base.size.height -= bounds.size.height;
6217     base.origin = [list_ frame].origin;
6218
6219     [UIView beginAnimations:nil context:NULL];
6220     [UIView setAnimationBeginsFromCurrentState:YES];
6221     [UIView setAnimationCurve:curve];
6222     [UIView setAnimationDuration:duration];
6223     [list_ setFrame:base];
6224     [UIView commitAnimations];
6225 }
6226
6227 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6228     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6229 }
6230
6231 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6232     [self resizeForKeyboardBounds:bounds duration:0];
6233 }
6234
6235 - (void) keyboardWillShow:(NSNotification *)notification {
6236     CGRect bounds;
6237     CGPoint center;
6238     NSTimeInterval duration;
6239     UIViewAnimationCurve curve;
6240     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6241     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6242     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6243     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6244
6245     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);
6246     UIViewController *base = self;
6247     while ([base parentViewController] != nil)
6248         base = [base parentViewController];
6249     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6250     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6251
6252     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6253 }
6254
6255 - (void) keyboardWillHide:(NSNotification *)notification {
6256     NSTimeInterval duration;
6257     UIViewAnimationCurve curve;
6258     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6259     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6260
6261     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6262 }
6263
6264 - (void) viewWillAppear:(BOOL)animated {
6265     [super viewWillAppear:animated];
6266
6267     [self resizeForKeyboardBounds:CGRectZero];
6268     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6269     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6270 }
6271
6272 - (void) viewWillDisappear:(BOOL)animated {
6273     [super viewWillDisappear:animated];
6274
6275     [self resizeForKeyboardBounds:CGRectZero];
6276     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6277     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6278 }
6279
6280 - (void) viewDidAppear:(BOOL)animated {
6281     [super viewDidAppear:animated];
6282     [self deselectWithAnimation:animated];
6283 }
6284
6285 - (void) didSelectPackage:(Package *)package {
6286     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6287     [view setDelegate:delegate_];
6288     [[self navigationController] pushViewController:view animated:YES];
6289 }
6290
6291 #if TryIndexedCollation
6292 + (BOOL) hasIndexedCollation {
6293     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6294 }
6295 #endif
6296
6297 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6298     NSInteger count([sections_ count]);
6299     return count == 0 ? 1 : count;
6300 }
6301
6302 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6303     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6304         return nil;
6305     return [[sections_ objectAtIndex:section] name];
6306 }
6307
6308 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6309     if ([sections_ count] == 0)
6310         return 0;
6311     return [[sections_ objectAtIndex:section] count];
6312 }
6313
6314 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6315 @synchronized (database_) {
6316     if ([database_ era] != era_)
6317         return nil;
6318
6319     Section *section([sections_ objectAtIndex:[path section]]);
6320     NSInteger row([path row]);
6321     Package *package([packages_ objectAtIndex:([section row] + row)]);
6322     return [[package retain] autorelease];
6323 } }
6324
6325 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6326     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6327     if (cell == nil)
6328         cell = [[[PackageCell alloc] init] autorelease];
6329     [cell setPackage:[self packageAtIndexPath:path]];
6330     return cell;
6331 }
6332
6333 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6334     Package *package([self packageAtIndexPath:path]);
6335     package = [database_ packageWithName:[package id]];
6336     [self didSelectPackage:package];
6337 }
6338
6339 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6340     // XXX: is 20 the most optimal number here?
6341     return [packages_ count] > 20 ? index_ : nil;
6342 }
6343
6344 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6345 #if TryIndexedCollation
6346     if ([[self class] hasIndexedCollation]) {
6347         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6348     }
6349 #endif
6350
6351     return index;
6352 }
6353
6354 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6355     if ((self = [super init]) != nil) {
6356         database_ = database;
6357         title_ = [title copy];
6358         [[self navigationItem] setTitle:title_];
6359
6360 #if TryIndexedCollation
6361         if ([[self class] hasIndexedCollation])
6362             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6363         else
6364 #endif
6365             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6366
6367         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6368
6369         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6370         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6371
6372         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6373         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6374         [list_ setRowHeight:73];
6375         [[self view] addSubview:list_];
6376
6377         [list_ setDataSource:self];
6378         [list_ setDelegate:self];
6379     } return self;
6380 }
6381
6382 - (void) setDelegate:(id)delegate {
6383     delegate_ = delegate;
6384 }
6385
6386 - (bool) hasPackage:(Package *)package {
6387     return true;
6388 }
6389
6390 - (void) reloadData {
6391     [super reloadData];
6392
6393     era_ = [database_ era];
6394     NSArray *packages = [database_ packages];
6395
6396     [packages_ removeAllObjects];
6397     [sections_ removeAllObjects];
6398
6399     _profile(PackageTable$reloadData$Filter)
6400         for (Package *package in packages)
6401             if ([self hasPackage:package])
6402                 [packages_ addObject:package];
6403     _end
6404
6405     [indices_ removeAllObjects];
6406
6407     Section *section = nil;
6408
6409 #if TryIndexedCollation
6410     if ([[self class] hasIndexedCollation]) {
6411         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6412         NSArray *titles = [collation sectionIndexTitles];
6413         int secidx = -1;
6414
6415         _profile(PackageTable$reloadData$Section)
6416             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6417                 Package *package;
6418                 int index;
6419
6420                 _profile(PackageTable$reloadData$Section$Package)
6421                     package = [packages_ objectAtIndex:offset];
6422                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6423                 _end
6424
6425                 while (secidx < index) {
6426                     secidx += 1;
6427
6428                     _profile(PackageTable$reloadData$Section$Allocate)
6429                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6430                     _end
6431
6432                     _profile(PackageTable$reloadData$Section$Add)
6433                         [sections_ addObject:section];
6434                     _end
6435                 }
6436
6437                 [section addToCount];
6438             }
6439         _end
6440     } else
6441 #endif
6442     {
6443         [index_ removeAllObjects];
6444
6445         _profile(PackageTable$reloadData$Section)
6446             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6447                 Package *package;
6448                 unichar index;
6449
6450                 _profile(PackageTable$reloadData$Section$Package)
6451                     package = [packages_ objectAtIndex:offset];
6452                     index = [package index];
6453                 _end
6454
6455                 if (section == nil || [section index] != index) {
6456                     _profile(PackageTable$reloadData$Section$Allocate)
6457                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6458                     _end
6459
6460                     [index_ addObject:[section name]];
6461                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6462
6463                     _profile(PackageTable$reloadData$Section$Add)
6464                         [sections_ addObject:section];
6465                     _end
6466                 }
6467
6468                 [section addToCount];
6469             }
6470         _end
6471     }
6472
6473     _profile(PackageTable$reloadData$List)
6474         [list_ reloadData];
6475     _end
6476 }
6477
6478 - (void) resetCursor {
6479     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6480 }
6481
6482 @end
6483 /* }}} */
6484 /* Filtered Package List Controller {{{ */
6485 @interface FilteredPackageListController : PackageListController {
6486     SEL filter_;
6487     IMP imp_;
6488     id object_;
6489 }
6490
6491 - (void) setObject:(id)object;
6492 - (void) setObject:(id)object forFilter:(SEL)filter;
6493
6494 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6495
6496 @end
6497
6498 @implementation FilteredPackageListController
6499
6500 - (void) dealloc {
6501     if (object_ != nil)
6502         [object_ release];
6503     [super dealloc];
6504 }
6505
6506 - (void) setFilter:(SEL)filter {
6507     filter_ = filter;
6508
6509     /* XXX: this is an unsafe optimization of doomy hell */
6510     Method method(class_getInstanceMethod([Package class], filter));
6511     _assert(method != NULL);
6512     imp_ = method_getImplementation(method);
6513     _assert(imp_ != NULL);
6514 }
6515
6516 - (void) setObject:(id)object {
6517     if (object_ != nil)
6518         [object_ release];
6519     if (object == nil)
6520         object_ = nil;
6521     else
6522         object_ = [object retain];
6523 }
6524
6525 - (void) setObject:(id)object forFilter:(SEL)filter {
6526     [self setFilter:filter];
6527     [self setObject:object];
6528 }
6529
6530 - (bool) hasPackage:(Package *)package {
6531     _profile(FilteredPackageTable$hasPackage)
6532         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6533     _end
6534 }
6535
6536 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6537     if ((self = [super initWithDatabase:database title:title]) != nil) {
6538         [self setFilter:filter];
6539         [self setObject:object];
6540     } return self;
6541 }
6542
6543 @end
6544 /* }}} */
6545
6546 /* Home Controller {{{ */
6547 @interface HomeController : CYBrowserController {
6548 }
6549
6550 @end
6551
6552 @implementation HomeController
6553
6554 - (id) init {
6555     if ((self = [super init]) != nil) {
6556         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6557         [self reloadData];
6558     } return self;
6559 }
6560
6561 - (NSURL *) navigationURL {
6562     return [NSURL URLWithString:@"cydia://home"];
6563 }
6564
6565 - (void) aboutButtonClicked {
6566     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6567
6568     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6569     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6570     [alert setCancelButtonIndex:0];
6571
6572     [alert setMessage:
6573         @"Copyright (C) 2008-2011\n"
6574         "Jay Freeman (saurik)\n"
6575         "saurik@saurik.com\n"
6576         "http://www.saurik.com/"
6577     ];
6578
6579     [alert show];
6580 }
6581
6582 - (void) viewDidLoad {
6583     [super viewDidLoad];
6584
6585     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6586         initWithTitle:UCLocalize("ABOUT")
6587         style:UIBarButtonItemStylePlain
6588         target:self
6589         action:@selector(aboutButtonClicked)
6590     ] autorelease]];
6591 }
6592
6593 - (void) unloadData {
6594     [super unloadData];
6595     [self reloadData];
6596 }
6597
6598 @end
6599 /* }}} */
6600 /* Manage Controller {{{ */
6601 @interface ManageController : CYBrowserController {
6602 }
6603
6604 - (void) queueStatusDidChange;
6605
6606 @end
6607
6608 @implementation ManageController
6609
6610 - (id) init {
6611     if ((self = [super init]) != nil) {
6612         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6613     } return self;
6614 }
6615
6616 - (NSURL *) navigationURL {
6617     return [NSURL URLWithString:@"cydia://manage"];
6618 }
6619
6620 - (void) viewDidLoad {
6621     [super viewDidLoad];
6622
6623     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6624         initWithTitle:UCLocalize("SETTINGS")
6625         style:UIBarButtonItemStylePlain
6626         target:self
6627         action:@selector(settingsButtonClicked)
6628     ] autorelease]];
6629
6630     [self queueStatusDidChange];
6631 }
6632
6633 - (void) settingsButtonClicked {
6634     [delegate_ showSettings];
6635 }
6636
6637 #if !AlwaysReload
6638 - (void) queueButtonClicked {
6639     [delegate_ queue];
6640 }
6641
6642 - (void) applyLoadingTitle {
6643     // Disable "Loading" title.
6644 }
6645
6646 - (void) applyRightButton {
6647     // Disable right button.
6648 }
6649 #endif
6650
6651 - (void) queueStatusDidChange {
6652 #if !AlwaysReload
6653     if (!IsWildcat_ && Queuing_) {
6654         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6655             initWithTitle:UCLocalize("QUEUE")
6656             style:UIBarButtonItemStyleDone
6657             target:self
6658             action:@selector(queueButtonClicked)
6659         ] autorelease]];
6660     } else {
6661         [[self navigationItem] setRightBarButtonItem:nil];
6662     }
6663 #endif
6664 }
6665
6666 - (bool) isLoading {
6667     // Never show as loading.
6668     return false;
6669 }
6670
6671 @end
6672 /* }}} */
6673
6674 /* Refresh Bar {{{ */
6675 @interface RefreshBar : UINavigationBar {
6676     UIProgressIndicator *indicator_;
6677     UITextLabel *prompt_;
6678     UIProgressBar *progress_;
6679     UINavigationButton *cancel_;
6680 }
6681
6682 @end
6683
6684 @implementation RefreshBar
6685
6686 - (void) dealloc {
6687     [indicator_ release];
6688     [prompt_ release];
6689     [progress_ release];
6690     [cancel_ release];
6691     [super dealloc];
6692 }
6693
6694 - (void) positionViews {
6695     CGRect frame = [cancel_ frame];
6696     frame.size = [cancel_ sizeThatFits:frame.size];
6697     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6698     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6699     [cancel_ setFrame:frame];
6700
6701     CGSize prgsize = {75, 100};
6702     CGRect prgrect = {{
6703         [self frame].size.width - prgsize.width - 10,
6704         ([self frame].size.height - prgsize.height) / 2
6705     } , prgsize};
6706     [progress_ setFrame:prgrect];
6707
6708     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6709     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6710     CGRect indrect = {{indoffset, indoffset}, indsize};
6711     [indicator_ setFrame:indrect];
6712
6713     CGSize prmsize = {215, indsize.height + 4};
6714     CGRect prmrect = {{
6715         indoffset * 2 + indsize.width,
6716         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6717     }, prmsize};
6718     [prompt_ setFrame:prmrect];
6719 }
6720
6721 - (void) setFrame:(CGRect)frame {
6722     [super setFrame:frame];
6723     [self positionViews];
6724 }
6725
6726 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6727     if ((self = [super initWithFrame:frame]) != nil) {
6728         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6729
6730         [self setBarStyle:UIBarStyleBlack];
6731
6732         UIBarStyle barstyle([self _barStyle:NO]);
6733         bool ugly(barstyle == UIBarStyleDefault);
6734
6735         UIProgressIndicatorStyle style = ugly ?
6736             UIProgressIndicatorStyleMediumBrown :
6737             UIProgressIndicatorStyleMediumWhite;
6738
6739         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6740         [indicator_ setStyle:style];
6741         [indicator_ startAnimation];
6742         [self addSubview:indicator_];
6743
6744         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6745         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6746         [prompt_ setBackgroundColor:[UIColor clearColor]];
6747         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6748         [self addSubview:prompt_];
6749
6750         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6751         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6752         [progress_ setStyle:0];
6753         [self addSubview:progress_];
6754
6755         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6756         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6757         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6758         [cancel_ setBarStyle:barstyle];
6759
6760         [self positionViews];
6761     } return self;
6762 }
6763
6764 - (void) setCancellable:(bool)cancellable {
6765     if (cancellable)
6766         [self addSubview:cancel_];
6767     else
6768         [cancel_ removeFromSuperview];
6769 }
6770
6771 - (void) start {
6772     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6773     [progress_ setProgress:0];
6774 }
6775
6776 - (void) stop {
6777     [self setCancellable:NO];
6778 }
6779
6780 - (void) setPrompt:(NSString *)prompt {
6781     [prompt_ setText:prompt];
6782 }
6783
6784 - (void) setProgress:(float)progress {
6785     [progress_ setProgress:progress];
6786 }
6787
6788 @end
6789 /* }}} */
6790
6791 /* Cydia Navigation Controller Interface {{{ */
6792 @interface UINavigationController (Cydia)
6793
6794 - (NSArray *) navigationURLCollection;
6795 - (void) unloadData;
6796
6797 @end
6798 /* }}} */
6799
6800 /* Cydia Tab Bar Controller {{{ */
6801 @interface CYTabBarController : UITabBarController <
6802     UITabBarControllerDelegate,
6803     ProgressDelegate
6804 > {
6805     _transient Database *database_;
6806     RefreshBar *refreshbar_;
6807
6808     bool dropped_;
6809     bool updating_;
6810     // XXX: ok, "updatedelegate_"?...
6811     _transient NSObject<CydiaDelegate> *updatedelegate_;
6812
6813     id root_;
6814     UIViewController *remembered_;
6815     _transient UIViewController *transient_;
6816 }
6817
6818 - (NSArray *) navigationURLCollection;
6819 - (void) dropBar:(BOOL)animated;
6820 - (void) beginUpdate;
6821 - (void) raiseBar:(BOOL)animated;
6822 - (BOOL) updating;
6823 - (void) unloadData;
6824
6825 @end
6826
6827 @implementation CYTabBarController
6828
6829 - (void) setUnselectedViewController:(UIViewController *)transient {
6830     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6831     if (transient != nil) {
6832         if (transient_ == nil)
6833             remembered_ = [[controllers objectAtIndex:0] retain];
6834         transient_ = transient;
6835         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6836         [controllers replaceObjectAtIndex:0 withObject:transient_];
6837         [self setSelectedIndex:0];
6838         [self setViewControllers:controllers];
6839         [self concealTabBarSelection];
6840     } else if (remembered_ != nil) {
6841         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6842         transient_ = transient;
6843         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6844         [remembered_ release];
6845         remembered_ = nil;
6846         [self setViewControllers:controllers];
6847         [self revealTabBarSelection];
6848     }
6849 }
6850
6851 - (UIViewController *) unselectedViewController {
6852     return transient_;
6853 }
6854
6855 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6856     if ([self unselectedViewController])
6857         [self setUnselectedViewController:nil];
6858 }
6859
6860 - (NSArray *) navigationURLCollection {
6861     NSMutableArray *items([NSMutableArray array]);
6862
6863     // XXX: Should this deal with transient view controllers?
6864     for (id navigation in [self viewControllers]) {
6865         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6866         if (stack != nil)
6867             [items addObject:stack];
6868     }
6869
6870     return items;
6871 }
6872
6873 - (void) unloadData {
6874     UIViewController *selected([self selectedViewController]);
6875     for (UINavigationController *controller in [self viewControllers])
6876         [controller unloadData];
6877
6878     [selected reloadData];
6879
6880     if (UIViewController *unselected = [self unselectedViewController])
6881         [unselected reloadData];
6882
6883     [super unloadData];
6884 }
6885
6886 - (void) dealloc {
6887     [refreshbar_ release];
6888     [[NSNotificationCenter defaultCenter] removeObserver:self];
6889
6890     [super dealloc];
6891 }
6892
6893 - (id) initWithDatabase:(Database *)database {
6894     if ((self = [super init]) != nil) {
6895         database_ = database;
6896         [self setDelegate:self];
6897
6898         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6899         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6900
6901         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6902     } return self;
6903 }
6904
6905 - (void) setUpdate:(NSDate *)date {
6906     [self beginUpdate];
6907 }
6908
6909 - (void) beginUpdate {
6910     [refreshbar_ start];
6911     [self dropBar:YES];
6912
6913     [updatedelegate_ retainNetworkActivityIndicator];
6914     updating_ = true;
6915
6916     [NSThread
6917         detachNewThreadSelector:@selector(performUpdate)
6918         toTarget:self
6919         withObject:nil
6920     ];
6921 }
6922
6923 - (void) performUpdate { _pooled
6924     Status status;
6925     status.setDelegate(self);
6926     [database_ updateWithStatus:status];
6927
6928     [self
6929         performSelectorOnMainThread:@selector(completeUpdate)
6930         withObject:nil
6931         waitUntilDone:NO
6932     ];
6933 }
6934
6935 - (void) stopUpdateWithSelector:(SEL)selector {
6936     updating_ = false;
6937     [updatedelegate_ releaseNetworkActivityIndicator];
6938
6939     [self raiseBar:YES];
6940     [refreshbar_ stop];
6941
6942     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6943 }
6944
6945 - (void) completeUpdate {
6946     if (!updating_)
6947         return;
6948     [self stopUpdateWithSelector:@selector(reloadData)];
6949 }
6950
6951 - (void) cancelUpdate {
6952     [self stopUpdateWithSelector:@selector(updateData)];
6953 }
6954
6955 - (void) cancelPressed {
6956     [self cancelUpdate];
6957 }
6958
6959 - (BOOL) updating {
6960     return updating_;
6961 }
6962
6963 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6964     [refreshbar_ setPrompt:[event compoundMessage]];
6965 }
6966
6967 - (bool) isProgressCancelled {
6968     return !updating_;
6969 }
6970
6971 - (void) setProgressCancellable:(NSNumber *)cancellable {
6972     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6973 }
6974
6975 - (void) setProgressPercent:(NSNumber *)percent {
6976     [refreshbar_ setProgress:[percent floatValue]];
6977 }
6978
6979 - (void) setProgressStatus:(NSDictionary *)status {
6980     if (status != nil)
6981         [self setProgressPercent:[status objectForKey:@"Percent"]];
6982 }
6983
6984 - (void) setUpdateDelegate:(id)delegate {
6985     updatedelegate_ = delegate;
6986 }
6987
6988 - (CGFloat) statusBarHeight {
6989     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6990         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6991     } else {
6992         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6993     }
6994 }
6995
6996 - (UIView *) transitionView {
6997     if ([self respondsToSelector:@selector(_transitionView)])
6998         return [self _transitionView];
6999     else
7000         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7001 }
7002
7003 - (void) dropBar:(BOOL)animated {
7004     if (dropped_)
7005         return;
7006     dropped_ = true;
7007
7008     UIView *transition([self transitionView]);
7009     [[self view] addSubview:refreshbar_];
7010
7011     CGRect barframe([refreshbar_ frame]);
7012
7013     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7014         barframe.origin.y = [self statusBarHeight];
7015     else
7016         barframe.origin.y = 0;
7017
7018     [refreshbar_ setFrame:barframe];
7019
7020     if (animated)
7021         [UIView beginAnimations:nil context:NULL];
7022
7023     CGRect viewframe = [transition frame];
7024     viewframe.origin.y += barframe.size.height;
7025     viewframe.size.height -= barframe.size.height;
7026     [transition setFrame:viewframe];
7027
7028     if (animated)
7029         [UIView commitAnimations];
7030
7031     // Ensure bar has the proper width for our view, it might have changed
7032     barframe.size.width = viewframe.size.width;
7033     [refreshbar_ setFrame:barframe];
7034
7035     // XXX: fix Apple's layout bug
7036     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7037 }
7038
7039 - (void) raiseBar:(BOOL)animated {
7040     if (!dropped_)
7041         return;
7042     dropped_ = false;
7043
7044     UIView *transition([self transitionView]);
7045     [refreshbar_ removeFromSuperview];
7046
7047     CGRect barframe([refreshbar_ frame]);
7048
7049     if (animated)
7050         [UIView beginAnimations:nil context:NULL];
7051
7052     CGRect viewframe = [transition frame];
7053     viewframe.origin.y -= barframe.size.height;
7054     viewframe.size.height += barframe.size.height;
7055     [transition setFrame:viewframe];
7056
7057     if (animated)
7058         [UIView commitAnimations];
7059
7060     // XXX: fix Apple's layout bug
7061     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7062 }
7063
7064 #if 0
7065 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7066     // XXX: fix Apple's layout bug
7067     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7068 }
7069 #endif
7070
7071 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7072     bool dropped(dropped_);
7073
7074     if (dropped)
7075         [self raiseBar:NO];
7076
7077     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7078
7079     if (dropped)
7080         [self dropBar:NO];
7081
7082     // XXX: fix Apple's layout bug
7083     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7084 }
7085
7086 - (void) statusBarFrameChanged:(NSNotification *)notification {
7087     if (dropped_) {
7088         [self raiseBar:NO];
7089         [self dropBar:NO];
7090     }
7091 }
7092
7093 @end
7094 /* }}} */
7095
7096 /* Cydia Navigation Controller Implementation {{{ */
7097 @implementation UINavigationController (Cydia)
7098
7099 - (NSArray *) navigationURLCollection {
7100     NSMutableArray *stack([NSMutableArray array]);
7101
7102     for (CYViewController *controller in [self viewControllers]) {
7103         NSString *url = [[controller navigationURL] absoluteString];
7104         if (url != nil)
7105             [stack addObject:url];
7106     }
7107
7108     return stack;
7109 }
7110
7111 - (void) reloadData {
7112     [super reloadData];
7113
7114     if (UIViewController *visible = [self visibleViewController])
7115         [visible reloadData];
7116 }
7117
7118 - (void) unloadData {
7119     for (CYViewController *page in [self viewControllers])
7120         [page unloadData];
7121
7122     [super unloadData];
7123 }
7124
7125 @end
7126 /* }}} */
7127
7128 /* Cydia:// Protocol {{{ */
7129 @interface CydiaURLProtocol : NSURLProtocol {
7130 }
7131
7132 @end
7133
7134 @implementation CydiaURLProtocol
7135
7136 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7137     NSURL *url([request URL]);
7138     if (url == nil)
7139         return NO;
7140
7141     NSString *scheme([[url scheme] lowercaseString]);
7142     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7143         return YES;
7144     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7145         return YES;
7146
7147     return NO;
7148 }
7149
7150 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7151     return request;
7152 }
7153
7154 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7155     id<NSURLProtocolClient> client([self client]);
7156     if (icon == nil)
7157         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7158     else {
7159         NSData *data(UIImagePNGRepresentation(icon));
7160
7161         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7162         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7163         [client URLProtocol:self didLoadData:data];
7164         [client URLProtocolDidFinishLoading:self];
7165     }
7166 }
7167
7168 - (void) startLoading {
7169     id<NSURLProtocolClient> client([self client]);
7170     NSURLRequest *request([self request]);
7171
7172     NSURL *url([request URL]);
7173     NSString *href([url absoluteString]);
7174     NSString *scheme([[url scheme] lowercaseString]);
7175
7176     NSString *path;
7177
7178     if ([scheme isEqualToString:@"cydia"])
7179         path = [href substringFromIndex:8];
7180     else if ([scheme isEqualToString:@"about"])
7181         path = [href substringFromIndex:12];
7182     else _assert(false);
7183
7184     NSRange slash([path rangeOfString:@"/"]);
7185
7186     NSString *command;
7187     if (slash.location == NSNotFound) {
7188         command = path;
7189         path = nil;
7190     } else {
7191         command = [path substringToIndex:slash.location];
7192         path = [path substringFromIndex:(slash.location + 1)];
7193     }
7194
7195     Database *database([Database sharedInstance]);
7196
7197     if ([command isEqualToString:@"package-icon"]) {
7198         if (path == nil)
7199             goto fail;
7200         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7201         Package *package([database packageWithName:path]);
7202         if (package == nil)
7203             goto fail;
7204         UIImage *icon([package icon]);
7205         [self _returnPNGWithImage:icon forRequest:request];
7206     } else if ([command isEqualToString:@"source-icon"]) {
7207         if (path == nil)
7208             goto fail;
7209         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7210         NSString *source(Simplify(path));
7211         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7212         if (icon == nil)
7213             icon = [UIImage applicationImageNamed:@"unknown.png"];
7214         [self _returnPNGWithImage:icon forRequest:request];
7215     } else if ([command isEqualToString:@"uikit-image"]) {
7216         if (path == nil)
7217             goto fail;
7218         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7219         UIImage *icon(_UIImageWithName(path));
7220         [self _returnPNGWithImage:icon forRequest:request];
7221     } else if ([command isEqualToString:@"section-icon"]) {
7222         if (path == nil)
7223             goto fail;
7224         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7225         NSString *section(Simplify(path));
7226         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7227         if (icon == nil)
7228             icon = [UIImage applicationImageNamed:@"unknown.png"];
7229         [self _returnPNGWithImage:icon forRequest:request];
7230     } else fail: {
7231         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7232     }
7233 }
7234
7235 - (void) stopLoading {
7236 }
7237
7238 @end
7239 /* }}} */
7240
7241 /* Section Controller {{{ */
7242 @interface SectionController : FilteredPackageListController {
7243     _H<NSString> section_;
7244 }
7245
7246 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7247
7248 @end
7249
7250 @implementation SectionController
7251
7252 - (NSURL *) navigationURL {
7253     NSString *name = section_;
7254     if (name == nil)
7255         name = @"all";
7256
7257     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7258 }
7259
7260 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7261     NSString *title;
7262     if (name == nil)
7263         title = UCLocalize("ALL_PACKAGES");
7264     else if (![name isEqual:@""])
7265         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7266     else
7267         title = UCLocalize("NO_SECTION");
7268
7269     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7270         section_ = name;
7271     } return self;
7272 }
7273
7274 @end
7275 /* }}} */
7276 /* Sections Controller {{{ */
7277 @interface SectionsController : CYViewController <
7278     UITableViewDataSource,
7279     UITableViewDelegate
7280 > {
7281     _transient Database *database_;
7282     NSMutableArray *sections_;
7283     NSMutableArray *filtered_;
7284     UITableView *list_;
7285 }
7286
7287 - (id) initWithDatabase:(Database *)database;
7288 - (void) editButtonClicked;
7289
7290 @end
7291
7292 @implementation SectionsController
7293
7294 - (void) dealloc {
7295     [self releaseSubviews];
7296     [sections_ release];
7297     [filtered_ release];
7298
7299     [super dealloc];
7300 }
7301
7302 - (NSURL *) navigationURL {
7303     return [NSURL URLWithString:@"cydia://sections"];
7304 }
7305
7306 - (void) updateNavigationItem {
7307     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7308     if ([sections_ count] == 0) {
7309         [[self navigationItem] setRightBarButtonItem:nil];
7310     } else {
7311         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7312             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7313             target:self
7314             action:@selector(editButtonClicked)
7315         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7316     }
7317 }
7318
7319 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7320     [super setEditing:editing animated:animated];
7321
7322     if (editing)
7323         [list_ reloadData];
7324     else
7325         [delegate_ updateData];
7326
7327     [self updateNavigationItem];
7328 }
7329
7330 - (void) viewDidAppear:(BOOL)animated {
7331     [super viewDidAppear:animated];
7332     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7333 }
7334
7335 - (void) viewWillDisappear:(BOOL)animated {
7336     [super viewWillDisappear:animated];
7337     if ([self isEditing]) [self setEditing:NO];
7338 }
7339
7340 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7341     Section *section = nil;
7342     int index = [indexPath row];
7343     if (![self isEditing]) {
7344         index -= 1;
7345         if (index >= 0)
7346             section = [filtered_ objectAtIndex:index];
7347     } else {
7348         section = [sections_ objectAtIndex:index];
7349     }
7350     return section;
7351 }
7352
7353 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7354     if ([self isEditing])
7355         return [sections_ count];
7356     else
7357         return [filtered_ count] + 1;
7358 }
7359
7360 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7361     return 45.0f;
7362 }*/
7363
7364 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7365     static NSString *reuseIdentifier = @"SectionCell";
7366
7367     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7368     if (cell == nil)
7369         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7370
7371     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7372
7373     return cell;
7374 }
7375
7376 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7377     if ([self isEditing])
7378         return;
7379
7380     Section *section = [self sectionAtIndexPath:indexPath];
7381
7382     SectionController *controller = [[[SectionController alloc]
7383         initWithDatabase:database_
7384         section:[section name]
7385     ] autorelease];
7386     [controller setDelegate:delegate_];
7387
7388     [[self navigationController] pushViewController:controller animated:YES];
7389 }
7390
7391 - (void) loadView {
7392     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7393
7394     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7395     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7396     [list_ setRowHeight:45.0f];
7397     [list_ setDataSource:self];
7398     [list_ setDelegate:self];
7399     [[self view] addSubview:list_];
7400 }
7401
7402 - (void) viewDidLoad {
7403     [super viewDidLoad];
7404
7405     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7406 }
7407
7408 - (void) releaseSubviews {
7409     [list_ release];
7410     list_ = nil;
7411 }
7412
7413 - (id) initWithDatabase:(Database *)database {
7414     if ((self = [super init]) != nil) {
7415         database_ = database;
7416
7417         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7418         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7419     } return self;
7420 }
7421
7422 - (void) reloadData {
7423     [super reloadData];
7424
7425     NSArray *packages = [database_ packages];
7426
7427     [sections_ removeAllObjects];
7428     [filtered_ removeAllObjects];
7429
7430     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7431
7432     _trace();
7433     for (Package *package in packages) {
7434         NSString *name([package section]);
7435         NSString *key(name == nil ? @"" : name);
7436
7437         Section *section;
7438
7439         _profile(SectionsView$reloadData$Section)
7440             section = [sections objectForKey:key];
7441             if (section == nil) {
7442                 _profile(SectionsView$reloadData$Section$Allocate)
7443                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7444                     [sections setObject:section forKey:key];
7445                 _end
7446             }
7447         _end
7448
7449         [section addToCount];
7450
7451         _profile(SectionsView$reloadData$Filter)
7452             if (![package valid] || ![package visible])
7453                 continue;
7454         _end
7455
7456         [section addToRow];
7457     }
7458     _trace();
7459
7460     [sections_ addObjectsFromArray:[sections allValues]];
7461
7462     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7463
7464     for (Section *section in sections_) {
7465         size_t count([section row]);
7466         if (count == 0)
7467             continue;
7468
7469         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7470         [section setCount:count];
7471         [filtered_ addObject:section];
7472     }
7473
7474     [self updateNavigationItem];
7475     [list_ reloadData];
7476     _trace();
7477 }
7478
7479 - (void) editButtonClicked {
7480     [self setEditing:![self isEditing] animated:YES];
7481 }
7482
7483 @end
7484 /* }}} */
7485
7486 /* Changes Controller {{{ */
7487 @interface ChangesController : CYViewController <
7488     UITableViewDataSource,
7489     UITableViewDelegate
7490 > {
7491     _transient Database *database_;
7492     unsigned era_;
7493     CFMutableArrayRef packages_;
7494     NSMutableArray *sections_;
7495     UITableView *list_;
7496     unsigned upgrades_;
7497 }
7498
7499 - (id) initWithDatabase:(Database *)database;
7500
7501 @end
7502
7503 @implementation ChangesController
7504
7505 - (void) dealloc {
7506     [self releaseSubviews];
7507     CFRelease(packages_);
7508     [sections_ release];
7509
7510     [super dealloc];
7511 }
7512
7513 - (NSURL *) navigationURL {
7514     return [NSURL URLWithString:@"cydia://changes"];
7515 }
7516
7517 - (void) viewDidAppear:(BOOL)animated {
7518     [super viewDidAppear:animated];
7519     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7520 }
7521
7522 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7523     NSInteger count([sections_ count]);
7524     return count == 0 ? 1 : count;
7525 }
7526
7527 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7528     if ([sections_ count] == 0)
7529         return nil;
7530     return [[sections_ objectAtIndex:section] name];
7531 }
7532
7533 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7534     if ([sections_ count] == 0)
7535         return 0;
7536     return [[sections_ objectAtIndex:section] count];
7537 }
7538
7539 - (Package *) packageAtIndex:(NSUInteger)index {
7540     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7541 }
7542
7543 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7544 @synchronized (database_) {
7545     if ([database_ era] != era_)
7546         return nil;
7547
7548     NSUInteger sectionIndex([path section]);
7549     if (sectionIndex >= [sections_ count])
7550         return nil;
7551     Section *section([sections_ objectAtIndex:sectionIndex]);
7552     NSInteger row([path row]);
7553     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7554 } }
7555
7556 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7557     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7558     if (cell == nil)
7559         cell = [[[PackageCell alloc] init] autorelease];
7560     [cell setPackage:[self packageAtIndexPath:path]];
7561     return cell;
7562 }
7563
7564 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7565     Package *package([self packageAtIndexPath:path]);
7566     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7567     [view setDelegate:delegate_];
7568     [[self navigationController] pushViewController:view animated:YES];
7569     return path;
7570 }
7571
7572 - (void) refreshButtonClicked {
7573     [delegate_ beginUpdate];
7574     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7575 }
7576
7577 - (void) upgradeButtonClicked {
7578     [delegate_ distUpgrade];
7579 }
7580
7581 - (void) loadView {
7582     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7583
7584     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7585     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7586     [list_ setRowHeight:73];
7587     [list_ setDataSource:self];
7588     [list_ setDelegate:self];
7589     [[self view] addSubview:list_];
7590 }
7591
7592 - (void) viewDidLoad {
7593     [super viewDidLoad];
7594
7595     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7596 }
7597
7598 - (void) releaseSubviews {
7599     [list_ release];
7600     list_ = nil;
7601 }
7602
7603 - (id) initWithDatabase:(Database *)database {
7604     if ((self = [super init]) != nil) {
7605         database_ = database;
7606
7607         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7608         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7609     } return self;
7610 }
7611
7612 // this mostly works because reloadData (below) is @synchronized (database_)
7613 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7614 - (void) _reloadPackages:(NSArray *)packages {
7615     CFRelease(packages_);
7616     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7617
7618     _trace();
7619     _profile(ChangesController$_reloadPackages$Filter)
7620         for (Package *package in packages)
7621             if ([package upgradableAndEssential:YES] || [package visible])
7622                 CFArrayAppendValue(packages_, package);
7623     _end
7624     _trace();
7625     _profile(ChangesController$_reloadPackages$radixSort)
7626         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7627     _end
7628     _trace();
7629 }
7630
7631 - (void) _reloadData {
7632 @synchronized (database_) {
7633     era_ = [database_ era];
7634     NSArray *packages = [database_ packages];
7635
7636     [sections_ removeAllObjects];
7637
7638 #if 1
7639     UIProgressHUD *hud([delegate_ addProgressHUD]);
7640     [hud setText:UCLocalize("LOADING")];
7641     //NSLog(@"HUD:%@::%@", delegate_, hud);
7642     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7643     [delegate_ removeProgressHUD:hud];
7644 #else
7645     [self _reloadPackages:packages];
7646 #endif
7647
7648     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7649     Section *ignored = nil;
7650     Section *section = nil;
7651     time_t last = 0;
7652
7653     upgrades_ = 0;
7654     bool unseens = false;
7655
7656     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7657
7658     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7659         Package *package = [self packageAtIndex:offset];
7660
7661         BOOL uae = [package upgradableAndEssential:YES];
7662
7663         if (!uae) {
7664             unseens = true;
7665             time_t seen([package seen]);
7666
7667             if (section == nil || last != seen) {
7668                 last = seen;
7669
7670                 NSString *name;
7671                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7672                 [name autorelease];
7673
7674                 _profile(ChangesController$reloadData$Allocate)
7675                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7676                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7677                     [sections_ addObject:section];
7678                 _end
7679             }
7680
7681             [section addToCount];
7682         } else if ([package ignored]) {
7683             if (ignored == nil) {
7684                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7685             }
7686             [ignored addToCount];
7687         } else {
7688             ++upgrades_;
7689             [upgradable addToCount];
7690         }
7691     }
7692     _trace();
7693
7694     CFRelease(formatter);
7695
7696     if (unseens) {
7697         Section *last = [sections_ lastObject];
7698         size_t count = [last count];
7699         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7700         [sections_ removeLastObject];
7701     }
7702
7703     if ([ignored count] != 0)
7704         [sections_ insertObject:ignored atIndex:0];
7705     if (upgrades_ != 0)
7706         [sections_ insertObject:upgradable atIndex:0];
7707
7708     [list_ reloadData];
7709
7710     if (upgrades_ > 0)
7711         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7712             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7713             style:UIBarButtonItemStylePlain
7714             target:self
7715             action:@selector(upgradeButtonClicked)
7716         ] autorelease]];
7717
7718     if (![delegate_ updating])
7719         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7720             initWithTitle:UCLocalize("REFRESH")
7721             style:UIBarButtonItemStylePlain
7722             target:self
7723             action:@selector(refreshButtonClicked)
7724         ] autorelease]];
7725
7726     PrintTimes();
7727 } }
7728
7729 - (void) reloadData {
7730     [super reloadData];
7731     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7732 }
7733
7734 @end
7735 /* }}} */
7736 /* Search Controller {{{ */
7737 @interface SearchController : FilteredPackageListController <
7738     UISearchBarDelegate
7739 > {
7740     _H<UISearchBar> search_;
7741     BOOL searchloaded_;
7742 }
7743
7744 - (id) initWithDatabase:(Database *)database;
7745 - (void) setSearchTerm:(NSString *)term;
7746 - (void) reloadData;
7747
7748 @end
7749
7750 @implementation SearchController
7751
7752 - (void) dealloc {
7753     [search_ setDelegate:nil];
7754     [super dealloc];
7755 }
7756
7757 - (NSURL *) navigationURL {
7758     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7759         return [NSURL URLWithString:@"cydia://search"];
7760     else
7761         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7762 }
7763
7764 - (void) setSearchTerm:(NSString *)searchTerm {
7765     [search_ setText:searchTerm];
7766     [self reloadData];
7767 }
7768
7769 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7770     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7771     [search_ resignFirstResponder];
7772     [self reloadData];
7773 }
7774
7775 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7776     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7777     [self reloadData];
7778 }
7779
7780 - (id) initWithDatabase:(Database *)database {
7781     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7782         search_ = [[[UISearchBar alloc] init] autorelease];
7783         [search_ setDelegate:self];
7784     } return self;
7785 }
7786
7787 - (void) viewDidAppear:(BOOL)animated {
7788     [super viewDidAppear:animated];
7789
7790     if (!searchloaded_) {
7791         searchloaded_ = YES;
7792         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7793         [search_ layoutSubviews];
7794         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7795
7796         UITextField *textField;
7797         if ([search_ respondsToSelector:@selector(searchField)])
7798             textField = [search_ searchField];
7799         else
7800             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7801
7802         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7803         [textField setEnablesReturnKeyAutomatically:NO];
7804         [[self navigationItem] setTitleView:textField];
7805     }
7806 }
7807
7808 - (void) reloadData {
7809     [self setObject:[search_ text]];
7810     [self resetCursor];
7811
7812     [super reloadData];
7813 }
7814
7815 - (void) didSelectPackage:(Package *)package {
7816     [search_ resignFirstResponder];
7817     [super didSelectPackage:package];
7818 }
7819
7820 @end
7821 /* }}} */
7822 /* Package Settings Controller {{{ */
7823 @interface PackageSettingsController : CYViewController <
7824     UITableViewDataSource,
7825     UITableViewDelegate
7826 > {
7827     _transient Database *database_;
7828     NSString *name_;
7829     Package *package_;
7830     UITableView *table_;
7831     UISwitch *subscribedSwitch_;
7832     UISwitch *ignoredSwitch_;
7833     UITableViewCell *subscribedCell_;
7834     UITableViewCell *ignoredCell_;
7835 }
7836
7837 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7838
7839 @end
7840
7841 @implementation PackageSettingsController
7842
7843 - (void) dealloc {
7844     [self releaseSubviews];
7845     [name_ release];
7846     [package_ release];
7847
7848     [super dealloc];
7849 }
7850
7851 - (NSURL *) navigationURL {
7852     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7853 }
7854
7855 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7856     if (package_ == nil)
7857         return 0;
7858
7859     if ([package_ installed] == nil)
7860         return 1;
7861     else
7862         return 2;
7863 }
7864
7865 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7866     if (package_ == nil)
7867         return 0;
7868
7869     // both sections contain just one item right now.
7870     return 1;
7871 }
7872
7873 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7874     return nil;
7875 }
7876
7877 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7878     if (section == 0)
7879         return UCLocalize("SHOW_ALL_CHANGES_EX");
7880     else
7881         return UCLocalize("IGNORE_UPGRADES_EX");
7882 }
7883
7884 - (void) onSubscribed:(id)control {
7885     bool value([control isOn]);
7886     if (package_ == nil)
7887         return;
7888     if ([package_ setSubscribed:value])
7889         [delegate_ updateData];
7890 }
7891
7892 - (void) _updateIgnored {
7893     const char *package([name_ UTF8String]);
7894     bool on([ignoredSwitch_ isOn]);
7895
7896     pid_t pid(ExecFork());
7897     if (pid == 0) {
7898         FILE *dpkg(popen("dpkg --set-selections", "w"));
7899         fwrite(package, strlen(package), 1, dpkg);
7900
7901         if (on)
7902             fwrite(" hold\n", 6, 1, dpkg);
7903         else
7904             fwrite(" install\n", 9, 1, dpkg);
7905
7906         pclose(dpkg);
7907
7908         exit(0);
7909         _assert(false);
7910     }
7911
7912     _forever {
7913         int status;
7914         int result(waitpid(pid, &status, 0));
7915
7916         if (result != -1) {
7917             _assert(result == pid);
7918             break;
7919         }
7920     }
7921 }
7922
7923 - (void) onIgnored:(id)control {
7924     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7925     [invocation setTarget:self];
7926     [invocation setSelector:@selector(_updateIgnored)];
7927
7928     [delegate_ reloadDataWithInvocation:invocation];
7929 }
7930
7931 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7932     if (package_ == nil)
7933         return nil;
7934
7935     switch ([indexPath section]) {
7936         case 0: return subscribedCell_;
7937         case 1: return ignoredCell_;
7938
7939         _nodefault
7940     }
7941
7942     return nil;
7943 }
7944
7945 - (void) loadView {
7946     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7947
7948     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7949     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7950     [table_ setDataSource:self];
7951     [table_ setDelegate:self];
7952     [[self view] addSubview:table_];
7953
7954     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7955     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7956     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7957
7958     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7959     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7960     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7961
7962     subscribedCell_ = [[UITableViewCell alloc] init];
7963     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7964     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7965     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7966
7967     ignoredCell_ = [[UITableViewCell alloc] init];
7968     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7969     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7970     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7971 }
7972
7973 - (void) viewDidLoad {
7974     [super viewDidLoad];
7975
7976     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7977 }
7978
7979 - (void) releaseSubviews {
7980     [ignoredCell_ release];
7981     ignoredCell_ = nil;
7982
7983     [subscribedCell_ release];
7984     subscribedCell_ = nil;
7985
7986     [table_ release];
7987     table_ = nil;
7988
7989     [ignoredSwitch_ release];
7990     ignoredSwitch_ = nil;
7991
7992     [subscribedSwitch_ release];
7993     subscribedSwitch_ = nil;
7994 }
7995
7996 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7997     if ((self = [super init]) != nil) {
7998         database_ = database;
7999         name_ = [package retain];
8000     } return self;
8001 }
8002
8003 - (void) reloadData {
8004     [super reloadData];
8005
8006     if (package_ != nil)
8007         [package_ autorelease];
8008     package_ = [database_ packageWithName:name_];
8009
8010     if (package_ != nil) {
8011         package_ = [package_ retain];
8012         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8013         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8014     } // XXX: what now, G?
8015
8016     [table_ reloadData];
8017 }
8018
8019 @end
8020 /* }}} */
8021
8022 /* Installed Controller {{{ */
8023 @interface InstalledController : FilteredPackageListController {
8024     BOOL expert_;
8025 }
8026
8027 - (id) initWithDatabase:(Database *)database;
8028
8029 - (void) updateRoleButton;
8030 - (void) queueStatusDidChange;
8031
8032 @end
8033
8034 @implementation InstalledController
8035
8036 - (void) dealloc {
8037     [super dealloc];
8038 }
8039
8040 - (NSURL *) navigationURL {
8041     return [NSURL URLWithString:@"cydia://installed"];
8042 }
8043
8044 - (id) initWithDatabase:(Database *)database {
8045     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8046         [self updateRoleButton];
8047         [self queueStatusDidChange];
8048     } return self;
8049 }
8050
8051 #if !AlwaysReload
8052 - (void) queueButtonClicked {
8053     [delegate_ queue];
8054 }
8055 #endif
8056
8057 - (void) queueStatusDidChange {
8058 #if !AlwaysReload
8059     if (IsWildcat_) {
8060         if (Queuing_) {
8061             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8062                 initWithTitle:UCLocalize("QUEUE")
8063                 style:UIBarButtonItemStyleDone
8064                 target:self
8065                 action:@selector(queueButtonClicked)
8066             ] autorelease]];
8067         } else {
8068             [[self navigationItem] setLeftBarButtonItem:nil];
8069         }
8070     }
8071 #endif
8072 }
8073
8074 - (void) updateRoleButton {
8075     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8076         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8077             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8078             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8079             target:self
8080             action:@selector(roleButtonClicked)
8081         ] autorelease]];
8082 }
8083
8084 - (void) roleButtonClicked {
8085     [self setObject:[NSNumber numberWithBool:expert_]];
8086     [self reloadData];
8087     expert_ = !expert_;
8088
8089     [self updateRoleButton];
8090 }
8091
8092 @end
8093 /* }}} */
8094
8095 /* Source Cell {{{ */
8096 @interface SourceCell : CYTableViewCell <
8097     ContentDelegate
8098 > {
8099     UIImage *icon_;
8100     NSString *origin_;
8101     NSString *label_;
8102 }
8103
8104 - (void) setSource:(Source *)source;
8105
8106 @end
8107
8108 @implementation SourceCell
8109
8110 - (void) clearSource {
8111     [icon_ release];
8112     [origin_ release];
8113     [label_ release];
8114
8115     icon_ = nil;
8116     origin_ = nil;
8117     label_ = nil;
8118 }
8119
8120 - (void) setSource:(Source *)source {
8121     [self clearSource];
8122
8123     if (icon_ == nil)
8124         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
8125     if (icon_ == nil)
8126         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8127     icon_ = [icon_ retain];
8128
8129     origin_ = [[source name] retain];
8130     label_ = [[source uri] retain];
8131
8132     [content_ setNeedsDisplay];
8133 }
8134
8135 - (void) dealloc {
8136     [self clearSource];
8137     [super dealloc];
8138 }
8139
8140 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8141     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8142         UIView *content([self contentView]);
8143         CGRect bounds([content bounds]);
8144
8145         content_ = [[ContentView alloc] initWithFrame:bounds];
8146         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8147         [content_ setBackgroundColor:[UIColor whiteColor]];
8148         [content addSubview:content_];
8149
8150         [content_ setDelegate:self];
8151         [content_ setOpaque:YES];
8152     } return self;
8153 }
8154
8155 - (NSString *) accessibilityLabel {
8156     return label_;
8157 }
8158
8159 - (void) drawContentRect:(CGRect)rect {
8160     bool highlighted(highlighted_);
8161     float width(rect.size.width);
8162
8163     if (icon_ != nil)
8164         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8165
8166     if (highlighted)
8167         UISetColor(White_);
8168
8169     if (!highlighted)
8170         UISetColor(Black_);
8171     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8172
8173     if (!highlighted)
8174         UISetColor(Blue_);
8175     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8176 }
8177
8178 @end
8179 /* }}} */
8180 /* Source Controller {{{ */
8181 @interface SourceController : FilteredPackageListController {
8182     _transient Source *source_;
8183     NSString *key_;
8184 }
8185
8186 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8187
8188 @end
8189
8190 @implementation SourceController
8191
8192 - (NSURL *) navigationURL {
8193     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8194 }
8195
8196 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8197     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8198         source_ = source;
8199         key_ = [[source key] retain];
8200     } return self;
8201 }
8202
8203 - (void) reloadData {
8204     source_ = [database_ sourceWithKey:key_];
8205     [key_ release];
8206     key_ = [[source_ key] retain];
8207     [self setObject:source_];
8208
8209     [[self navigationItem] setTitle:[source_ label]];
8210
8211     [super reloadData];
8212 }
8213
8214 @end
8215 /* }}} */
8216 /* Sources Controller {{{ */
8217 @interface SourcesController : CYViewController <
8218     UITableViewDataSource,
8219     UITableViewDelegate
8220 > {
8221     _transient Database *database_;
8222     UITableView *list_;
8223     NSMutableArray *sources_;
8224     int offset_;
8225
8226     NSString *href_;
8227     UIProgressHUD *hud_;
8228     NSError *error_;
8229
8230     //NSURLConnection *installer_;
8231     NSURLConnection *trivial_;
8232     NSURLConnection *trivial_bz2_;
8233     NSURLConnection *trivial_gz_;
8234     //NSURLConnection *automatic_;
8235
8236     BOOL cydia_;
8237 }
8238
8239 - (id) initWithDatabase:(Database *)database;
8240 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8241
8242 @end
8243
8244 @implementation SourcesController
8245
8246 - (void) _releaseConnection:(NSURLConnection *)connection {
8247     if (connection != nil) {
8248         [connection cancel];
8249         //[connection setDelegate:nil];
8250         [connection release];
8251     }
8252 }
8253
8254 - (void) dealloc {
8255     [self releaseSubviews];
8256
8257     [href_ release];
8258     [hud_ release];
8259     [error_ release];
8260
8261     //[self _releaseConnection:installer_];
8262     [self _releaseConnection:trivial_];
8263     [self _releaseConnection:trivial_gz_];
8264     [self _releaseConnection:trivial_bz2_];
8265     //[self _releaseConnection:automatic_];
8266
8267     [sources_ release];
8268     [super dealloc];
8269 }
8270
8271 - (NSURL *) navigationURL {
8272     return [NSURL URLWithString:@"cydia://sources"];
8273 }
8274
8275 - (void) viewDidAppear:(BOOL)animated {
8276     [super viewDidAppear:animated];
8277     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8278 }
8279
8280 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8281     return offset_ == 0 ? 1 : 2;
8282 }
8283
8284 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8285     switch (section + (offset_ == 0 ? 1 : 0)) {
8286         case 0: return UCLocalize("ENTERED_BY_USER");
8287         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8288
8289         _nodefault
8290     }
8291 }
8292
8293 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8294     int count = [sources_ count];
8295     switch (section) {
8296         case 0: return (offset_ == 0 ? count : offset_);
8297         case 1: return count - offset_;
8298
8299         _nodefault
8300     }
8301 }
8302
8303 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8304     unsigned idx = 0;
8305     switch (indexPath.section) {
8306         case 0: idx = indexPath.row; break;
8307         case 1: idx = indexPath.row + offset_; break;
8308
8309         _nodefault
8310     }
8311     return [sources_ objectAtIndex:idx];
8312 }
8313
8314 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8315     static NSString *cellIdentifier = @"SourceCell";
8316
8317     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8318     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8319     [cell setSource:[self sourceAtIndexPath:indexPath]];
8320     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8321
8322     return cell;
8323 }
8324
8325 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8326     Source *source = [self sourceAtIndexPath:indexPath];
8327
8328     SourceController *controller = [[[SourceController alloc]
8329         initWithDatabase:database_
8330         source:source
8331     ] autorelease];
8332
8333     [controller setDelegate:delegate_];
8334
8335     [[self navigationController] pushViewController:controller animated:YES];
8336 }
8337
8338 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8339     Source *source = [self sourceAtIndexPath:indexPath];
8340     return [source record] != nil;
8341 }
8342
8343 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8344     Source *source = [self sourceAtIndexPath:indexPath];
8345     [Sources_ removeObjectForKey:[source key]];
8346     [delegate_ syncData];
8347 }
8348
8349 - (void) complete {
8350     [delegate_ addTrivialSource:href_];
8351     [delegate_ syncData];
8352 }
8353
8354 - (NSString *) getWarning {
8355     NSString *href(href_);
8356     NSRange colon([href rangeOfString:@"://"]);
8357     if (colon.location != NSNotFound)
8358         href = [href substringFromIndex:(colon.location + 3)];
8359     href = [href stringByAddingPercentEscapes];
8360     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8361     href = [href stringByCachingURLWithCurrentCDN];
8362
8363     NSURL *url([NSURL URLWithString:href]);
8364
8365     NSStringEncoding encoding;
8366     NSError *error(nil);
8367
8368     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8369         return [warning length] == 0 ? nil : warning;
8370     return nil;
8371 }
8372
8373 - (void) _endConnection:(NSURLConnection *)connection {
8374     // XXX: the memory management in this method is horribly awkward
8375
8376     NSURLConnection **field = NULL;
8377     if (connection == trivial_)
8378         field = &trivial_;
8379     else if (connection == trivial_bz2_)
8380         field = &trivial_bz2_;
8381     else if (connection == trivial_gz_)
8382         field = &trivial_gz_;
8383     _assert(field != NULL);
8384     [connection release];
8385     *field = nil;
8386
8387     if (
8388         trivial_ == nil &&
8389         trivial_bz2_ == nil &&
8390         trivial_gz_ == nil
8391     ) {
8392         bool defer(false);
8393
8394         if (cydia_) {
8395             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8396                 defer = true;
8397
8398                 UIAlertView *alert = [[[UIAlertView alloc]
8399                     initWithTitle:UCLocalize("SOURCE_WARNING")
8400                     message:warning
8401                     delegate:self
8402                     cancelButtonTitle:UCLocalize("CANCEL")
8403                     otherButtonTitles:
8404                         UCLocalize("ADD_ANYWAY"),
8405                     nil
8406                 ] autorelease];
8407
8408                 [alert setContext:@"warning"];
8409                 [alert setNumberOfRows:1];
8410                 [alert show];
8411             } else
8412                 [self complete];
8413         } else if (error_ != nil) {
8414             UIAlertView *alert = [[[UIAlertView alloc]
8415                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8416                 message:[error_ localizedDescription]
8417                 delegate:self
8418                 cancelButtonTitle:UCLocalize("OK")
8419                 otherButtonTitles:nil
8420             ] autorelease];
8421
8422             [alert setContext:@"urlerror"];
8423             [alert show];
8424         } else {
8425             UIAlertView *alert = [[[UIAlertView alloc]
8426                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8427                 message:UCLocalize("NOT_REPOSITORY_EX")
8428                 delegate:self
8429                 cancelButtonTitle:UCLocalize("OK")
8430                 otherButtonTitles:nil
8431             ] autorelease];
8432
8433             [alert setContext:@"trivial"];
8434             [alert show];
8435         }
8436
8437         [delegate_ releaseNetworkActivityIndicator];
8438
8439         [delegate_ removeProgressHUD:hud_];
8440         [hud_ autorelease];
8441         hud_ = nil;
8442
8443         if (!defer) {
8444             [href_ release];
8445             href_ = nil;
8446         }
8447
8448         if (error_ != nil) {
8449             [error_ release];
8450             error_ = nil;
8451         }
8452     }
8453 }
8454
8455 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8456     switch ([response statusCode]) {
8457         case 200:
8458             cydia_ = YES;
8459     }
8460 }
8461
8462 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8463     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8464     if (error_ != nil)
8465         error_ = [error retain];
8466     [self _endConnection:connection];
8467 }
8468
8469 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8470     [self _endConnection:connection];
8471 }
8472
8473 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8474     NSMutableURLRequest *request = [NSMutableURLRequest
8475         requestWithURL:[NSURL URLWithString:href]
8476         cachePolicy:NSURLRequestUseProtocolCachePolicy
8477         timeoutInterval:120.0
8478     ];
8479
8480     [request setHTTPMethod:method];
8481
8482     if (Machine_ != NULL)
8483         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8484     if (UniqueID_ != nil)
8485         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8486
8487     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8488 }
8489
8490 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8491     NSString *context([alert context]);
8492
8493     if ([context isEqualToString:@"source"]) {
8494         switch (button) {
8495             case 1: {
8496                 NSString *href = [[alert textField] text];
8497
8498                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8499
8500                 if (![href hasSuffix:@"/"])
8501                     href_ = [href stringByAppendingString:@"/"];
8502                 else
8503                     href_ = href;
8504                 href_ = [href_ retain];
8505
8506                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8507                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8508                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8509                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8510
8511                 cydia_ = false;
8512
8513                 // XXX: this is stupid
8514                 hud_ = [[delegate_ addProgressHUD] retain];
8515                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8516                 [delegate_ retainNetworkActivityIndicator];
8517             } break;
8518
8519             case 0:
8520             break;
8521
8522             _nodefault
8523         }
8524
8525         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8526     } else if ([context isEqualToString:@"trivial"])
8527         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8528     else if ([context isEqualToString:@"urlerror"])
8529         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8530     else if ([context isEqualToString:@"warning"]) {
8531         switch (button) {
8532             case 1:
8533                 [self complete];
8534             break;
8535
8536             case 0:
8537             break;
8538
8539             _nodefault
8540         }
8541
8542         [href_ release];
8543         href_ = nil;
8544
8545         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8546     }
8547 }
8548
8549 - (void) loadView {
8550     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8551
8552     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8553     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8554     [list_ setRowHeight:56];
8555     [list_ setDataSource:self];
8556     [list_ setDelegate:self];
8557     [[self view] addSubview:list_];
8558 }
8559
8560 - (void) viewDidLoad {
8561     [super viewDidLoad];
8562
8563     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8564     [self updateButtonsForEditingStatus:NO animated:NO];
8565 }
8566
8567 - (void) releaseSubviews {
8568     [list_ release];
8569     list_ = nil;
8570 }
8571
8572 - (id) initWithDatabase:(Database *)database {
8573     if ((self = [super init]) != nil) {
8574         database_ = database;
8575         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8576     } return self;
8577 }
8578
8579 - (void) reloadData {
8580     [super reloadData];
8581
8582     pkgSourceList list;
8583     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8584         return;
8585
8586     [sources_ removeAllObjects];
8587     [sources_ addObjectsFromArray:[database_ sources]];
8588     _trace();
8589     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8590     _trace();
8591
8592     int count([sources_ count]);
8593     offset_ = 0;
8594     for (int i = 0; i != count; i++) {
8595         if ([[sources_ objectAtIndex:i] record] == nil)
8596             break;
8597         offset_++;
8598     }
8599
8600     [list_ setEditing:NO];
8601     [self updateButtonsForEditingStatus:NO animated:NO];
8602     [list_ reloadData];
8603 }
8604
8605 - (void) showAddSourcePrompt {
8606     UIAlertView *alert = [[[UIAlertView alloc]
8607         initWithTitle:UCLocalize("ENTER_APT_URL")
8608         message:nil
8609         delegate:self
8610         cancelButtonTitle:UCLocalize("CANCEL")
8611         otherButtonTitles:
8612             UCLocalize("ADD_SOURCE"),
8613         nil
8614     ] autorelease];
8615
8616     [alert setContext:@"source"];
8617     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8618
8619     [alert setNumberOfRows:1];
8620     [alert addTextFieldWithValue:@"http://" label:@""];
8621
8622     UITextInputTraits *traits = [[alert textField] textInputTraits];
8623     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8624     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8625     [traits setKeyboardType:UIKeyboardTypeURL];
8626     // XXX: UIReturnKeyDone
8627     [traits setReturnKeyType:UIReturnKeyNext];
8628
8629     [alert show];
8630 }
8631
8632 - (void) addButtonClicked {
8633     [self showAddSourcePrompt];
8634 }
8635
8636 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8637     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8638         initWithTitle:UCLocalize("ADD")
8639         style:UIBarButtonItemStylePlain
8640         target:self
8641         action:@selector(addButtonClicked)
8642     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8643
8644     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8645         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8646         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8647         target:self
8648         action:@selector(editButtonClicked)
8649     ] autorelease] animated:animated];
8650
8651     if (IsWildcat_ && !editing)
8652         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8653             initWithTitle:UCLocalize("SETTINGS")
8654             style:UIBarButtonItemStylePlain
8655             target:self
8656             action:@selector(settingsButtonClicked)
8657         ] autorelease]];
8658 }
8659
8660 - (void) settingsButtonClicked {
8661     [delegate_ showSettings];
8662 }
8663
8664 - (void) editButtonClicked {
8665     [list_ setEditing:![list_ isEditing] animated:YES];
8666
8667     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8668 }
8669
8670 @end
8671 /* }}} */
8672
8673 /* Settings Controller {{{ */
8674 @interface SettingsController : CYViewController <
8675     UITableViewDataSource,
8676     UITableViewDelegate
8677 > {
8678     _transient Database *database_;
8679     // XXX: ok, "roledelegate_"?...
8680     _transient id roledelegate_;
8681     UITableView *table_;
8682     UISegmentedControl *segment_;
8683     UIView *container_;
8684 }
8685
8686 - (void) showDoneButton;
8687 - (void) resizeSegmentedControl;
8688
8689 @end
8690
8691 @implementation SettingsController
8692
8693 - (void) dealloc {
8694     [self releaseSubviews];
8695
8696     [super dealloc];
8697 }
8698
8699 - (void) loadView {
8700     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8701
8702     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8703     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8704     [table_ setDelegate:self];
8705     [table_ setDataSource:self];
8706     [[self view] addSubview:table_];
8707
8708     NSArray *items = [NSArray arrayWithObjects:
8709         UCLocalize("USER"),
8710         UCLocalize("HACKER"),
8711         UCLocalize("DEVELOPER"),
8712     nil];
8713     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8714     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8715     [container_ addSubview:segment_];
8716 }
8717
8718 - (void) viewDidLoad {
8719     [super viewDidLoad];
8720
8721     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8722
8723     int index = -1;
8724     if ([Role_ isEqualToString:@"User"]) index = 0;
8725     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8726     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8727     if (index != -1) {
8728         [segment_ setSelectedSegmentIndex:index];
8729         [self showDoneButton];
8730     }
8731
8732     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8733     [self resizeSegmentedControl];
8734 }
8735
8736 - (void) releaseSubviews {
8737     [table_ release];
8738     table_ = nil;
8739
8740     [segment_ release];
8741     segment_ = nil;
8742
8743     [container_ release];
8744     container_ = nil;
8745 }
8746
8747 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8748     if ((self = [super init]) != nil) {
8749         database_ = database;
8750         roledelegate_ = delegate;
8751     } return self;
8752 }
8753
8754 - (void) resizeSegmentedControl {
8755     CGFloat width = [[self view] frame].size.width;
8756     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8757 }
8758
8759 - (void) viewWillAppear:(BOOL)animated {
8760     [super viewWillAppear:animated];
8761
8762     [self resizeSegmentedControl];
8763 }
8764
8765 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8766     [self resizeSegmentedControl];
8767 }
8768
8769 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8770     [self resizeSegmentedControl];
8771 }
8772
8773 - (void) save {
8774     NSString *role(nil);
8775
8776     switch ([segment_ selectedSegmentIndex]) {
8777         case 0: role = @"User"; break;
8778         case 1: role = @"Hacker"; break;
8779         case 2: role = @"Developer"; break;
8780
8781         _nodefault
8782     }
8783
8784     if (![role isEqualToString:Role_]) {
8785         bool rolling(Role_ == nil);
8786         Role_ = role;
8787
8788         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8789             Role_, @"Role",
8790         nil];
8791
8792         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8793         Changed_ = true;
8794
8795         if (rolling)
8796             [roledelegate_ loadData];
8797         else
8798             [roledelegate_ updateData];
8799     }
8800 }
8801
8802 - (void) segmentChanged:(UISegmentedControl *)control {
8803     [self showDoneButton];
8804 }
8805
8806 - (void) saveAndClose {
8807     [self save];
8808
8809     [[self navigationItem] setRightBarButtonItem:nil];
8810     [[self navigationController] dismissModalViewControllerAnimated:YES];
8811 }
8812
8813 - (void) doneButtonClicked {
8814     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8815     [spinner startAnimating];
8816     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8817     [[self navigationItem] setRightBarButtonItem:spinItem];
8818
8819     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8820 }
8821
8822 - (void) showDoneButton {
8823     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8824         initWithTitle:UCLocalize("DONE")
8825         style:UIBarButtonItemStyleDone
8826         target:self
8827         action:@selector(doneButtonClicked)
8828     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8829 }
8830
8831 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8832     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8833     return 6;
8834 }
8835
8836 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8837     return 0; // :(
8838 }
8839
8840 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8841     return nil; // This method is required by the protocol.
8842 }
8843
8844 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8845     if (section == 1)
8846         return UCLocalize("ROLE_EX");
8847     if (section == 4)
8848         return [NSString stringWithFormat:
8849             @"%@: %@\n%@: %@\n%@: %@",
8850             UCLocalize("USER"), UCLocalize("USER_EX"),
8851             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8852             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8853         ];
8854     else return nil;
8855 }
8856
8857 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8858     return section == 3 ? 44.0f : 0;
8859 }
8860
8861 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8862     return section == 3 ? container_ : nil;
8863 }
8864
8865 - (void) reloadData {
8866     [super reloadData];
8867
8868     [table_ reloadData];
8869 }
8870
8871 @end
8872 /* }}} */
8873 /* Stash Controller {{{ */
8874 @interface StashController : CYViewController {
8875     UIActivityIndicatorView *spinner_;
8876     UILabel *status_;
8877     UILabel *caption_;
8878 }
8879
8880 @end
8881
8882 @implementation StashController
8883
8884 - (void) dealloc {
8885     [self releaseSubviews];
8886
8887     [super dealloc];
8888 }
8889
8890 - (void) loadView {
8891     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8892     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8893
8894     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8895     CGRect spinrect = [spinner_ frame];
8896     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8897     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8898     [spinner_ setFrame:spinrect];
8899     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8900     [[self view] addSubview:spinner_];
8901     [spinner_ startAnimating];
8902
8903     CGRect captrect;
8904     captrect.size.width = [[self view] frame].size.width;
8905     captrect.size.height = 40.0f;
8906     captrect.origin.x = 0;
8907     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8908     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8909     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8910     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8911     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8912     [caption_ setTextColor:[UIColor whiteColor]];
8913     [caption_ setBackgroundColor:[UIColor clearColor]];
8914     [caption_ setShadowColor:[UIColor blackColor]];
8915     [caption_ setTextAlignment:UITextAlignmentCenter];
8916     [[self view] addSubview:caption_];
8917
8918     CGRect statusrect;
8919     statusrect.size.width = [[self view] frame].size.width;
8920     statusrect.size.height = 30.0f;
8921     statusrect.origin.x = 0;
8922     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8923     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8924     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8925     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8926     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8927     [status_ setTextColor:[UIColor whiteColor]];
8928     [status_ setBackgroundColor:[UIColor clearColor]];
8929     [status_ setShadowColor:[UIColor blackColor]];
8930     [status_ setTextAlignment:UITextAlignmentCenter];
8931     [[self view] addSubview:status_];
8932 }
8933
8934 - (void) releaseSubviews {
8935     [spinner_ release];
8936     spinner_ = nil;
8937
8938     [status_ release];
8939     status_ = nil;
8940
8941     [caption_ release];
8942     caption_ = nil;
8943 }
8944
8945 @end
8946 /* }}} */
8947
8948 @interface Cydia : UIApplication <
8949     ConfirmationControllerDelegate,
8950     DatabaseDelegate,
8951     CydiaDelegate,
8952     UINavigationControllerDelegate,
8953     UITabBarControllerDelegate
8954 > {
8955     // XXX: evaluate all fields for _transient
8956
8957     UIWindow *window_;
8958     CYTabBarController *tabbar_;
8959     CYEmulatedLoadingController *emulated_;
8960
8961     NSMutableArray *essential_;
8962     NSMutableArray *broken_;
8963
8964     Database *database_;
8965
8966     NSURL *starturl_;
8967
8968     unsigned locked_;
8969     unsigned activity_;
8970
8971     StashController *stash_;
8972
8973     bool loaded_;
8974 }
8975
8976 - (void) loadData;
8977
8978 @end
8979
8980 @implementation Cydia
8981
8982 - (void) beginUpdate {
8983     [tabbar_ beginUpdate];
8984 }
8985
8986 - (BOOL) updating {
8987     return [tabbar_ updating];
8988 }
8989
8990 - (void) _loaded {
8991     if ([broken_ count] != 0) {
8992         int count = [broken_ count];
8993
8994         UIAlertView *alert = [[[UIAlertView alloc]
8995             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8996             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8997             delegate:self
8998             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8999             otherButtonTitles:
9000                 UCLocalize("TEMPORARY_IGNORE"),
9001             nil
9002         ] autorelease];
9003
9004         [alert setContext:@"fixhalf"];
9005         [alert setNumberOfRows:2];
9006         [alert show];
9007     } else if (!Ignored_ && [essential_ count] != 0) {
9008         int count = [essential_ count];
9009
9010         UIAlertView *alert = [[[UIAlertView alloc]
9011             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9012             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9013             delegate:self
9014             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9015             otherButtonTitles:
9016                 UCLocalize("UPGRADE_ESSENTIAL"),
9017                 UCLocalize("COMPLETE_UPGRADE"),
9018             nil
9019         ] autorelease];
9020
9021         [alert setContext:@"upgrade"];
9022         [alert show];
9023     }
9024 }
9025
9026 - (void) _saveConfig {
9027     _trace();
9028     MetaFile_.Sync();
9029     _trace();
9030
9031     if (Changed_) {
9032         NSString *error(nil);
9033
9034         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9035             _trace();
9036             NSError *error(nil);
9037             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9038                 NSLog(@"failure to save metadata data: %@", error);
9039             _trace();
9040
9041             Changed_ = false;
9042         } else {
9043             NSLog(@"failure to serialize metadata: %@", error);
9044         }
9045     }
9046 }
9047
9048 // Navigation controller for the queuing badge.
9049 - (UINavigationController *) queueNavigationController {
9050     NSArray *controllers = [tabbar_ viewControllers];
9051     return [controllers objectAtIndex:3];
9052 }
9053
9054 - (void) unloadData {
9055     [tabbar_ unloadData];
9056 }
9057
9058 - (void) _updateData {
9059     [self _saveConfig];
9060
9061     [self unloadData];
9062
9063     UINavigationController *navigation = [self queueNavigationController];
9064
9065     id queuedelegate = nil;
9066     if ([[navigation viewControllers] count] > 0)
9067         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9068
9069     [queuedelegate queueStatusDidChange];
9070     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9071 }
9072
9073 - (void) _refreshIfPossible:(NSDate *)update {
9074     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9075
9076     bool recently = false;
9077     if (update != nil) {
9078         NSTimeInterval interval([update timeIntervalSinceNow]);
9079         if (interval <= 0 && interval > -(15*60))
9080             recently = true;
9081     }
9082
9083     // Don't automatic refresh if:
9084     //  - We already refreshed recently.
9085     //  - We already auto-refreshed this launch.
9086     //  - Auto-refresh is disabled.
9087     if (recently || loaded_ || ManualRefresh) {
9088         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9089
9090         // If we are cancelling, we need to make sure it knows it's already loaded.
9091         loaded_ = true;
9092         return;
9093     } else {
9094         // We are going to load, so remember that.
9095         loaded_ = true;
9096     }
9097
9098     SCNetworkReachabilityFlags flags; {
9099         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9100         SCNetworkReachabilityGetFlags(reachability, &flags);
9101         CFRelease(reachability);
9102     }
9103
9104     // XXX: this elaborate mess is what Apple is using to determine this? :(
9105     // XXX: do we care if the user has to intervene? maybe that's ok?
9106     bool reachable(
9107         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9108             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9109                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9110                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9111             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9112             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9113         )
9114     );
9115
9116     // If we can reach the server, auto-refresh!
9117     if (reachable)
9118         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9119
9120     [pool release];
9121 }
9122
9123 - (void) refreshIfPossible {
9124     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9125 }
9126
9127 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
9128     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9129     [hud setText:UCLocalize("RELOADING_DATA")];
9130
9131     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9132
9133     if (hud != nil)
9134         [self removeProgressHUD:hud];
9135
9136     size_t changes(0);
9137
9138     [essential_ removeAllObjects];
9139     [broken_ removeAllObjects];
9140
9141     NSArray *packages([database_ packages]);
9142     for (Package *package in packages) {
9143         if ([package half])
9144             [broken_ addObject:package];
9145         if ([package upgradableAndEssential:NO]) {
9146             if ([package essential])
9147                 [essential_ addObject:package];
9148             ++changes;
9149         }
9150     }
9151
9152     NSLog(@"changes:#%u", changes);
9153
9154     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9155     if (changes != 0) {
9156         _trace();
9157         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9158         [changesItem setBadgeValue:badge];
9159         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9160         [self setApplicationIconBadgeNumber:changes];
9161     } else {
9162         _trace();
9163         [changesItem setBadgeValue:nil];
9164         [changesItem setAnimatedBadge:NO];
9165         [self setApplicationIconBadgeNumber:0];
9166     }
9167
9168     [self _updateData];
9169
9170     [self refreshIfPossible];
9171 }
9172
9173 - (void) updateData {
9174     [self _updateData];
9175 }
9176
9177 - (void) update_ {
9178     [database_ update];
9179 }
9180
9181 - (void) complete {
9182     @synchronized (self) {
9183         [self _reloadDataWithInvocation:nil];
9184     }
9185 }
9186
9187 - (void) disemulate {
9188     if (emulated_ == nil)
9189         return;
9190
9191     [window_ addSubview:[tabbar_ view]];
9192     [[emulated_ view] removeFromSuperview];
9193     [emulated_ release];
9194     emulated_ = nil;
9195     [window_ setUserInteractionEnabled:YES];
9196 }
9197
9198 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9199     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9200     if (IsWildcat_)
9201         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9202
9203     UIViewController *parent;
9204     if (emulated_ == nil)
9205         parent = tabbar_;
9206     else if (!force)
9207         parent = emulated_;
9208     else {
9209         [self disemulate];
9210         parent = tabbar_;
9211     }
9212
9213     [parent presentModalViewController:navigation animated:YES];
9214 }
9215
9216 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9217     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9218
9219     if (navigation != nil)
9220         [navigation pushViewController:progress animated:YES];
9221     else
9222         [self presentModalViewController:progress force:YES];
9223
9224     [progress invoke:invocation withTitle:title];
9225     return progress;
9226 }
9227
9228 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9229     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9230 }
9231
9232 - (void) repairWithInvocation:(NSInvocation *)invocation {
9233     _trace();
9234     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9235     _trace();
9236 }
9237
9238 - (void) repairWithSelector:(SEL)selector {
9239     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9240 }
9241
9242 - (void) syncData {
9243     [self _saveConfig];
9244
9245     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9246     _assert(file != NULL);
9247
9248     for (NSString *key in [Sources_ allKeys]) {
9249         NSDictionary *source([Sources_ objectForKey:key]);
9250
9251         fprintf(file, "%s %s %s\n",
9252             [[source objectForKey:@"Type"] UTF8String],
9253             [[source objectForKey:@"URI"] UTF8String],
9254             [[source objectForKey:@"Distribution"] UTF8String]
9255         );
9256     }
9257
9258     fclose(file);
9259
9260     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9261
9262     [self complete];
9263 }
9264
9265 - (void) addTrivialSource:(NSString *)href {
9266     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9267         @"deb", @"Type",
9268         href, @"URI",
9269         @"./", @"Distribution",
9270     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9271
9272     Changed_ = true;
9273 }
9274
9275 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9276     @synchronized (self) {
9277         [self _reloadDataWithInvocation:invocation];
9278     }
9279 }
9280
9281 - (void) reloadData {
9282     [self reloadDataWithInvocation:nil];
9283 }
9284
9285 - (void) resolve {
9286     pkgProblemResolver *resolver = [database_ resolver];
9287
9288     resolver->InstallProtect();
9289     if (!resolver->Resolve(true))
9290         _error->Discard();
9291 }
9292
9293 - (bool) perform {
9294     // XXX: this is a really crappy way of doing this.
9295     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9296     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9297     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9298     if ([tabbar_ updating])
9299         [tabbar_ cancelUpdate];
9300
9301     if (![database_ prepare])
9302         return false;
9303
9304     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9305     [page setDelegate:self];
9306     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9307
9308     if (IsWildcat_)
9309         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9310     [tabbar_ presentModalViewController:confirm_ animated:YES];
9311
9312     return true;
9313 }
9314
9315 - (void) queue {
9316     @synchronized (self) {
9317         [self perform];
9318     }
9319 }
9320
9321 - (void) clearPackage:(Package *)package {
9322     @synchronized (self) {
9323         [package clear];
9324         [self resolve];
9325         [self perform];
9326     }
9327 }
9328
9329 - (void) installPackages:(NSArray *)packages {
9330     @synchronized (self) {
9331         for (Package *package in packages)
9332             [package install];
9333         [self resolve];
9334         [self perform];
9335     }
9336 }
9337
9338 - (void) installPackage:(Package *)package {
9339     @synchronized (self) {
9340         [package install];
9341         [self resolve];
9342         [self perform];
9343     }
9344 }
9345
9346 - (void) removePackage:(Package *)package {
9347     @synchronized (self) {
9348         [package remove];
9349         [self resolve];
9350         [self perform];
9351     }
9352 }
9353
9354 - (void) distUpgrade {
9355     @synchronized (self) {
9356         if (![database_ upgrade])
9357             return;
9358         [self perform];
9359     }
9360 }
9361
9362 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9363     Queuing_ = false;
9364     ++locked_;
9365     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9366     --locked_;
9367     [self complete];
9368 }
9369
9370 - (void) showSettings {
9371     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9372 }
9373
9374 - (void) retainNetworkActivityIndicator {
9375     if (activity_++ == 0)
9376         [self setNetworkActivityIndicatorVisible:YES];
9377
9378 #if TraceLogging
9379     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9380 #endif
9381 }
9382
9383 - (void) releaseNetworkActivityIndicator {
9384     if (--activity_ == 0)
9385         [self setNetworkActivityIndicatorVisible:NO];
9386
9387 #if TraceLogging
9388     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9389 #endif
9390
9391 }
9392
9393 - (void) cancelAndClear:(bool)clear {
9394     @synchronized (self) {
9395         if (clear) {
9396             [database_ clear];
9397             Queuing_ = false;
9398         } else {
9399             Queuing_ = true;
9400         }
9401
9402         [self _updateData];
9403     }
9404 }
9405
9406 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9407     NSString *context([alert context]);
9408
9409     if ([context isEqualToString:@"conffile"]) {
9410         FILE *input = [database_ input];
9411         if (button == [alert cancelButtonIndex])
9412             fprintf(input, "N\n");
9413         else if (button == [alert firstOtherButtonIndex])
9414             fprintf(input, "Y\n");
9415         fflush(input);
9416
9417         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9418     } else if ([context isEqualToString:@"fixhalf"]) {
9419         if (button == [alert cancelButtonIndex]) {
9420             @synchronized (self) {
9421                 for (Package *broken in broken_) {
9422                     [broken remove];
9423
9424                     NSString *id = [broken id];
9425                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9426                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9427                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9428                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9429                 }
9430
9431                 [self resolve];
9432                 [self perform];
9433             }
9434         } else if (button == [alert firstOtherButtonIndex]) {
9435             [broken_ removeAllObjects];
9436             [self _loaded];
9437         }
9438
9439         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9440     } else if ([context isEqualToString:@"upgrade"]) {
9441         if (button == [alert firstOtherButtonIndex]) {
9442             @synchronized (self) {
9443                 for (Package *essential in essential_)
9444                     [essential install];
9445
9446                 [self resolve];
9447                 [self perform];
9448             }
9449         } else if (button == [alert firstOtherButtonIndex] + 1) {
9450             [self distUpgrade];
9451         } else if (button == [alert cancelButtonIndex]) {
9452             Ignored_ = YES;
9453         }
9454
9455         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9456     }
9457 }
9458
9459 - (void) system:(NSString *)command { _pooled
9460     _trace();
9461     system([command UTF8String]);
9462     _trace();
9463 }
9464
9465 - (void) applicationWillSuspend {
9466     [database_ clean];
9467     [super applicationWillSuspend];
9468 }
9469
9470 - (BOOL) isSafeToSuspend {
9471     if (locked_ != 0) {
9472 #if !ForRelease
9473         NSLog(@"isSafeToSuspend: locked_ != 0");
9474 #endif
9475         return false;
9476     }
9477
9478     // Use external process status API internally.
9479     // This is probably a really bad idea.
9480     // XXX: what is the point of this? does this solve anything at all?
9481     uint64_t status = 0;
9482     int notify_token;
9483     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9484         notify_get_state(notify_token, &status);
9485         notify_cancel(notify_token);
9486     }
9487
9488     if (status != 0) {
9489 #if !ForRelease
9490         NSLog(@"isSafeToSuspend: status != 0");
9491 #endif
9492         return false;
9493     }
9494
9495 #if !ForRelease
9496     NSLog(@"isSafeToSuspend: -> true");
9497 #endif
9498     return true;
9499 }
9500
9501 - (void) applicationSuspend:(__GSEvent *)event {
9502     if ([self isSafeToSuspend])
9503         [super applicationSuspend:event];
9504 }
9505
9506 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9507     if ([self isSafeToSuspend])
9508         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9509 }
9510
9511 - (void) _setSuspended:(BOOL)value {
9512     if ([self isSafeToSuspend])
9513         [super _setSuspended:value];
9514 }
9515
9516 - (UIProgressHUD *) addProgressHUD {
9517     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9518     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9519
9520     [window_ setUserInteractionEnabled:NO];
9521
9522     UIViewController *target(tabbar_);
9523     if (UIViewController *modal = [target modalViewController])
9524         target = modal;
9525
9526     UIView *view([target view]);
9527     [view addSubview:hud];
9528
9529     [hud show:YES];
9530
9531     ++locked_;
9532     return hud;
9533 }
9534
9535 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9536     --locked_;
9537     [hud show:NO];
9538     [hud removeFromSuperview];
9539     [window_ setUserInteractionEnabled:YES];
9540 }
9541
9542 - (CYViewController *) pageForPackage:(NSString *)name {
9543     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9544 }
9545
9546 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9547     NSString *scheme([[url scheme] lowercaseString]);
9548     if ([[url absoluteString] length] <= [scheme length] + 3)
9549         return nil;
9550     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9551     NSArray *components([path pathComponents]);
9552
9553     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9554         return [self pageForPackage:[components objectAtIndex:1]];
9555
9556     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9557         return nil;
9558
9559     NSString *base([components objectAtIndex:0]);
9560
9561     CYViewController *controller = nil;
9562
9563     if ([base isEqualToString:@"url"]) {
9564         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9565         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9566         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9567     } else if (!external && [components count] == 1) {
9568         if ([base isEqualToString:@"manage"]) {
9569             controller = [[[ManageController alloc] init] autorelease];
9570         }
9571
9572         if ([base isEqualToString:@"sources"]) {
9573             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9574         }
9575
9576         if ([base isEqualToString:@"home"]) {
9577             controller = [[[HomeController alloc] init] autorelease];
9578         }
9579
9580         if ([base isEqualToString:@"sections"]) {
9581             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9582         }
9583
9584         if ([base isEqualToString:@"search"]) {
9585             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9586         }
9587
9588         if ([base isEqualToString:@"changes"]) {
9589             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9590         }
9591
9592         if ([base isEqualToString:@"installed"]) {
9593             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9594         }
9595     } else if ([components count] == 2) {
9596         NSString *argument = [components objectAtIndex:1];
9597
9598         if ([base isEqualToString:@"package"]) {
9599             controller = [self pageForPackage:argument];
9600         }
9601
9602         if (!external && [base isEqualToString:@"search"]) {
9603             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9604             [(SearchController *)controller setSearchTerm:argument];
9605         }
9606
9607         if (!external && [base isEqualToString:@"sections"]) {
9608             if ([argument isEqualToString:@"all"])
9609                 argument = nil;
9610             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9611         }
9612
9613         if (!external && [base isEqualToString:@"sources"]) {
9614             if ([argument isEqualToString:@"add"]) {
9615                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9616                 [(SourcesController *)controller showAddSourcePrompt];
9617             } else {
9618                 Source *source = [database_ sourceWithKey:argument];
9619                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9620             }
9621         }
9622
9623         if (!external && [base isEqualToString:@"launch"]) {
9624             [self launchApplicationWithIdentifier:argument suspended:NO];
9625             return nil;
9626         }
9627     } else if (!external && [components count] == 3) {
9628         NSString *arg1 = [components objectAtIndex:1];
9629         NSString *arg2 = [components objectAtIndex:2];
9630
9631         if ([base isEqualToString:@"package"]) {
9632             if ([arg2 isEqualToString:@"settings"]) {
9633                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9634             } else if ([arg2 isEqualToString:@"files"]) {
9635                 if (Package *package = [database_ packageWithName:arg1]) {
9636                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9637                     [(FileTable *)controller setPackage:package];
9638                 }
9639             }
9640         }
9641     }
9642
9643     [controller setDelegate:self];
9644     return controller;
9645 }
9646
9647 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9648     CYViewController *page([self pageForURL:url forExternal:external]);
9649
9650     if (page != nil) {
9651         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9652         [nav setViewControllers:[NSArray arrayWithObject:page]];
9653         [tabbar_ setUnselectedViewController:nav];
9654     }
9655
9656     return page != nil;
9657 }
9658
9659 - (void) applicationOpenURL:(NSURL *)url {
9660     [super applicationOpenURL:url];
9661
9662     if (!loaded_) starturl_ = [url retain];
9663     else [self openCydiaURL:url forExternal:YES];
9664 }
9665
9666 - (void) applicationWillResignActive:(UIApplication *)application {
9667     // Stop refreshing if you get a phone call or lock the device.
9668     if ([tabbar_ updating])
9669         [tabbar_ cancelUpdate];
9670
9671     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9672         [super applicationWillResignActive:application];
9673 }
9674
9675 - (void) applicationWillTerminate:(UIApplication *)application {
9676     Changed_ = true;
9677     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9678     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9679     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9680
9681     [self _saveConfig];
9682 }
9683
9684 - (void) setConfigurationData:(NSString *)data {
9685     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9686
9687     if (!conffile_r(data)) {
9688         lprintf("E:invalid conffile\n");
9689         return;
9690     }
9691
9692     NSString *ofile = conffile_r[1];
9693     //NSString *nfile = conffile_r[2];
9694
9695     UIAlertView *alert = [[[UIAlertView alloc]
9696         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9697         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9698         delegate:self
9699         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9700         otherButtonTitles:
9701             UCLocalize("ACCEPT_NEW_COPY"),
9702             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9703         nil
9704     ] autorelease];
9705
9706     [alert setContext:@"conffile"];
9707     [alert setNumberOfRows:2];
9708     [alert show];
9709 }
9710
9711 - (void) addStashController {
9712     ++locked_;
9713     stash_ = [[StashController alloc] init];
9714     [window_ addSubview:[stash_ view]];
9715 }
9716
9717 - (void) removeStashController {
9718     [[stash_ view] removeFromSuperview];
9719     [stash_ release];
9720     --locked_;
9721 }
9722
9723 - (void) stash {
9724     [self setIdleTimerDisabled:YES];
9725
9726     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9727     UpdateExternalStatus(1);
9728     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9729     UpdateExternalStatus(0);
9730
9731     [self removeStashController];
9732
9733     if (ExecFork() == 0) {
9734         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9735         perror("launchctl stop");
9736     }
9737 }
9738
9739 - (void) setupViewControllers {
9740     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9741
9742     NSMutableArray *items([NSMutableArray arrayWithObjects:
9743         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9744         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9745         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9746         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9747     nil]);
9748
9749     if (IsWildcat_) {
9750         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9751         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9752     } else {
9753         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9754     }
9755
9756     NSMutableArray *controllers([NSMutableArray array]);
9757     for (UITabBarItem *item in items) {
9758         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9759         [controller setTabBarItem:item];
9760         [controllers addObject:controller];
9761     }
9762     [tabbar_ setViewControllers:controllers];
9763
9764     [tabbar_ setUpdateDelegate:self];
9765 }
9766
9767 - (void) applicationDidFinishLaunching:(id)unused {
9768 _trace();
9769     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9770         [self setApplicationSupportsShakeToEdit:NO];
9771
9772     @synchronized (HostConfig_) {
9773         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9774     }
9775
9776     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9777         initWithMemoryCapacity:524288
9778         diskCapacity:10485760
9779         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9780     ] autorelease]];
9781
9782     [CYBrowserController _initialize];
9783
9784     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9785
9786     Font12_ = [[UIFont systemFontOfSize:12] retain];
9787     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9788     Font14_ = [[UIFont systemFontOfSize:14] retain];
9789     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9790     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9791
9792     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9793     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9794
9795     // XXX: I really need this thing... like, seriously... I'm sorry
9796     [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9797
9798     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9799     [window_ orderFront:self];
9800     [window_ makeKey:self];
9801     [window_ setHidden:NO];
9802
9803     if (
9804         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9805         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9806         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9807         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9808         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9809         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9810         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9811         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9812         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9813         false
9814     ) {
9815         [self addStashController];
9816         // XXX: this would be much cleaner as a yieldToSelector:
9817         // that way the removeStashController could happen right here inline
9818         // we also could no longer require the useless stash_ field anymore
9819         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9820         return;
9821     }
9822
9823     database_ = [Database sharedInstance];
9824     [database_ setDelegate:self];
9825
9826     [window_ setUserInteractionEnabled:NO];
9827     [self setupViewControllers];
9828
9829     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9830     [window_ addSubview:[emulated_ view]];
9831
9832     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9833 _trace();
9834 }
9835
9836 - (NSArray *) defaultStartPages {
9837     NSMutableArray *standard = [NSMutableArray array];
9838     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9839     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9840     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9841     if (!IsWildcat_) {
9842         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9843     } else {
9844         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9845         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9846     }
9847     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9848     return standard;
9849 }
9850
9851 - (void) loadData {
9852 _trace();
9853     if (Role_ == nil) {
9854         [window_ setUserInteractionEnabled:YES];
9855         [self showSettings];
9856         return;
9857     } else {
9858         if ([emulated_ modalViewController] != nil)
9859             [emulated_ dismissModalViewControllerAnimated:YES];
9860         [window_ setUserInteractionEnabled:NO];
9861     }
9862
9863     [self reloadData];
9864     PrintTimes();
9865
9866     [self disemulate];
9867
9868     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9869     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9870     int standardIndex = 0;
9871     NSArray *standard = [self defaultStartPages];
9872
9873     BOOL valid = YES;
9874
9875     if (saved == nil)
9876         valid = NO;
9877
9878     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9879     if (valid && closed != nil) {
9880         NSTimeInterval interval([closed timeIntervalSinceNow]);
9881         // XXX: Is 15 minutes the optimal time here?
9882         if (interval > 0 && interval <= -(15*60))
9883             valid = NO;
9884     }
9885
9886     if (valid && [saved count] != [standard count])
9887         valid = NO;
9888
9889     if (valid) {
9890         for (unsigned int i = 0; i < [standard count]; i++) {
9891             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9892             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9893             //      but it's good enough for now.
9894             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9895                 valid = NO;
9896                 break;
9897             }
9898         }
9899     }
9900
9901     NSArray *items = nil;
9902     if (valid) {
9903         [tabbar_ setSelectedIndex:savedIndex];
9904         items = saved;
9905     } else {
9906         [tabbar_ setSelectedIndex:standardIndex];
9907         items = standard;
9908     }
9909
9910     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9911         NSArray *stack = [items objectAtIndex:tab];
9912         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9913         NSMutableArray *current = [NSMutableArray array];
9914
9915         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9916             NSString *addr = [stack objectAtIndex:nav];
9917             NSURL *url = [NSURL URLWithString:addr];
9918             CYViewController *page = [self pageForURL:url forExternal:NO];
9919             if (page != nil)
9920                 [current addObject:page];
9921         }
9922
9923         [navigation setViewControllers:current];
9924     }
9925
9926     // (Try to) show the startup URL.
9927     if (starturl_ != nil) {
9928         [self openCydiaURL:starturl_ forExternal:NO];
9929         [starturl_ release];
9930         starturl_ = nil;
9931     }
9932 }
9933
9934 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9935     if (item != nil && IsWildcat_) {
9936         [sheet showFromBarButtonItem:item animated:YES];
9937     } else {
9938         [sheet showInView:window_];
9939     }
9940 }
9941
9942 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9943     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9944     [progress setTitle:task];
9945     [progress addProgressEvent:event];
9946 }
9947
9948 - (void) addProgressEventForTask:(NSArray *)data {
9949     CydiaProgressEvent *event([data objectAtIndex:0]);
9950     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9951     [self addProgressEvent:event forTask:task];
9952 }
9953
9954 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9955     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9956 }
9957
9958 @end
9959
9960 /*IMP alloc_;
9961 id Alloc_(id self, SEL selector) {
9962     id object = alloc_(self, selector);
9963     lprintf("[%s]A-%p\n", self->isa->name, object);
9964     return object;
9965 }*/
9966
9967 /*IMP dealloc_;
9968 id Dealloc_(id self, SEL selector) {
9969     id object = dealloc_(self, selector);
9970     lprintf("[%s]D-%p\n", self->isa->name, object);
9971     return object;
9972 }*/
9973
9974 Class $WebDefaultUIKitDelegate;
9975
9976 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9977     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9978         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9979     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9980 }
9981
9982 static NSSet *MobilizedFiles_;
9983
9984 static NSURL *MobilizeURL(NSURL *url) {
9985     NSString *path([url path]);
9986     if ([path hasPrefix:@"/var/root/"]) {
9987         NSString *file([path substringFromIndex:10]);
9988         if ([MobilizedFiles_ containsObject:file])
9989             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9990     }
9991
9992     return url;
9993 }
9994
9995 Class $CFXPreferencesPropertyListSource;
9996 @class CFXPreferencesPropertyListSource;
9997
9998 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9999     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10000     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10001     url = MobilizeURL(url);
10002     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10003     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10004     url = old;
10005     [pool release];
10006     return value;
10007 }
10008
10009 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10010     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10011     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10012     url = MobilizeURL(url);
10013     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10014     //NSLog(@"%@ %@", [url absoluteString], value);
10015     url = old;
10016     [pool release];
10017     return value;
10018 }
10019
10020 Class $NSURLConnection;
10021
10022 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10023     NSMutableURLRequest *copy([request mutableCopy]);
10024
10025     NSURL *url([copy URL]);
10026     NSString *host([url host]);
10027     NSString *scheme([[url scheme] lowercaseString]);
10028
10029     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10030
10031     @synchronized (HostConfig_) {
10032         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10033             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10034                 [copy setHTTPShouldUsePipelining:YES];
10035     }
10036
10037     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10038     } return self;
10039 }
10040
10041 int main(int argc, char *argv[]) { _pooled
10042     _trace();
10043
10044     UpdateExternalStatus(0);
10045
10046     if (Class $UIDevice = objc_getClass("UIDevice")) {
10047         UIDevice *device([$UIDevice currentDevice]);
10048         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10049     } else
10050         IsWildcat_ = false;
10051
10052     UIScreen *screen([UIScreen mainScreen]);
10053     if ([screen respondsToSelector:@selector(scale)])
10054         ScreenScale_ = [screen scale];
10055     else
10056         ScreenScale_ = 1;
10057
10058     UIDevice *device([UIDevice currentDevice]);
10059     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10060         Idiom_ = @"iphone";
10061     else {
10062         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10063         if (idiom == UIUserInterfaceIdiomPhone)
10064             Idiom_ = @"iphone";
10065         else if (idiom == UIUserInterfaceIdiomPad)
10066             Idiom_ = @"ipad";
10067         else
10068             NSLog(@"unknown UIUserInterfaceIdiom!");
10069     }
10070
10071     SessionData_ = [[NSMutableDictionary alloc] initWithCapacity:4];
10072
10073     HostConfig_ = [[NSObject alloc] init];
10074     @synchronized (HostConfig_) {
10075         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10076         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10077     }
10078
10079     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
10080
10081     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10082
10083     MobilizedFiles_ = [NSMutableSet setWithObjects:
10084         @"Library/Preferences/com.apple.Accessibility.plist",
10085         @"Library/Preferences/com.apple.preferences.sounds.plist",
10086     nil];
10087
10088     /* Library Hacks {{{ */
10089     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10090
10091     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10092
10093     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10094     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10095         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10096         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10097     }
10098
10099     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10100     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10101         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10102         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10103     }
10104
10105     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10106     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10107     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10108         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10109         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10110     }
10111
10112     $NSURLConnection = objc_getClass("NSURLConnection");
10113     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10114     if (NSURLConnection$init$ != NULL) {
10115         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10116         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10117     }
10118     /* }}} */
10119     /* Set Locale {{{ */
10120     Locale_ = CFLocaleCopyCurrent();
10121     Languages_ = [NSLocale preferredLanguages];
10122
10123     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10124     //NSLog(@"%@", [Languages_ description]);
10125
10126     const char *lang;
10127     if (Locale_ != NULL)
10128         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10129     else if (Languages_ != nil && [Languages_ count] != 0)
10130         lang = [[Languages_ objectAtIndex:0] UTF8String];
10131     else
10132         // XXX: consider just setting to C and then falling through?
10133         lang = NULL;
10134
10135     if (lang != NULL) {
10136         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10137         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10138     }
10139
10140     NSLog(@"Setting Language: %s", lang);
10141
10142     if (lang != NULL) {
10143         setenv("LANG", lang, true);
10144         std::setlocale(LC_ALL, lang);
10145     }
10146     /* }}} */
10147
10148     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10149
10150     /* Parse Arguments {{{ */
10151     bool substrate(false);
10152
10153     if (argc != 0) {
10154         char **args(argv);
10155         int arge(1);
10156
10157         for (int argi(1); argi != argc; ++argi)
10158             if (strcmp(argv[argi], "--") == 0) {
10159                 arge = argi;
10160                 argv[argi] = argv[0];
10161                 argv += argi;
10162                 argc -= argi;
10163                 break;
10164             }
10165
10166         for (int argi(1); argi != arge; ++argi)
10167             if (strcmp(args[argi], "--substrate") == 0)
10168                 substrate = true;
10169             else
10170                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10171     }
10172     /* }}} */
10173
10174     App_ = [[NSBundle mainBundle] bundlePath];
10175     Advanced_ = YES;
10176
10177     setuid(0);
10178     setgid(0);
10179
10180     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10181     alloc_ = alloc->method_imp;
10182     alloc->method_imp = (IMP) &Alloc_;*/
10183
10184     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10185     dealloc_ = dealloc->method_imp;
10186     dealloc->method_imp = (IMP) &Dealloc_;*/
10187
10188     /* System Information {{{ */
10189     size_t size;
10190
10191     int maxproc;
10192     size = sizeof(maxproc);
10193     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10194         perror("sysctlbyname(\"kern.maxproc\", ?)");
10195     else if (maxproc < 64) {
10196         maxproc = 64;
10197         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10198             perror("sysctlbyname(\"kern.maxproc\", #)");
10199     }
10200
10201     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10202     char *osversion = new char[size];
10203     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10204         perror("sysctlbyname(\"kern.osversion\", ?)");
10205     else
10206         System_ = [NSString stringWithUTF8String:osversion];
10207
10208     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10209     char *machine = new char[size];
10210     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10211         perror("sysctlbyname(\"hw.machine\", ?)");
10212     else
10213         Machine_ = machine;
10214
10215     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
10216         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
10217             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
10218                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
10219                 CFRelease(serial);
10220             }
10221
10222             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
10223                 NSData *data((NSData *) ecid);
10224                 size_t length([data length]);
10225                 uint8_t bytes[length];
10226                 [data getBytes:bytes];
10227                 char string[length * 2 + 1];
10228                 for (size_t i(0); i != length; ++i)
10229                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10230                 ChipID_ = [NSString stringWithUTF8String:string];
10231                 CFRelease(ecid);
10232             }
10233
10234             IOObjectRelease(service);
10235         }
10236     }
10237
10238     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10239
10240     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10241     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10242     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10243
10244     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10245     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10246     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10247
10248     if (mcc != NULL && mnc != NULL)
10249         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10250
10251     if (mnc != NULL)
10252         CFRelease(mnc);
10253     if (mcc != NULL)
10254         CFRelease(mcc);
10255
10256     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10257         Build_ = [system objectForKey:@"ProductBuildVersion"];
10258     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10259         Product_ = [info objectForKey:@"SafariProductVersion"];
10260         Safari_ = [info objectForKey:@"CFBundleVersion"];
10261     }
10262     /* }}} */
10263     /* Load Database {{{ */
10264     _trace();
10265     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10266     _trace();
10267     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10268
10269     if (Metadata_ == NULL)
10270         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10271     else {
10272         Settings_ = [Metadata_ objectForKey:@"Settings"];
10273
10274         Packages_ = [Metadata_ objectForKey:@"Packages"];
10275         Sections_ = [Metadata_ objectForKey:@"Sections"];
10276         Sources_ = [Metadata_ objectForKey:@"Sources"];
10277
10278         Token_ = [Metadata_ objectForKey:@"Token"];
10279     }
10280
10281     if (Settings_ != nil)
10282         Role_ = [Settings_ objectForKey:@"Role"];
10283
10284     if (Sections_ == nil) {
10285         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10286         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10287     }
10288
10289     if (Sources_ == nil) {
10290         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10291         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10292     }
10293     /* }}} */
10294
10295     _trace();
10296     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10297     _trace();
10298
10299     if (Packages_ != nil) {
10300         bool fail(false);
10301         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10302         _trace();
10303
10304         if (!fail) {
10305             [Metadata_ removeObjectForKey:@"Packages"];
10306             Packages_ = nil;
10307             Changed_ = true;
10308         }
10309     }
10310
10311     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10312
10313 #define MobileSubstrate_(name) \
10314     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10315         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10316         if (handle == NULL) \
10317             NSLog(@"%s", dlerror()); \
10318     }
10319
10320     MobileSubstrate_(Activator)
10321     MobileSubstrate_(libstatusbar)
10322     MobileSubstrate_(SimulatedKeyEvents)
10323     MobileSubstrate_(WinterBoard)
10324
10325     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10326         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10327
10328     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10329
10330     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10331         unlink("/tmp/.cydia.fw");
10332         goto firmware;
10333     } else if (access("/User", F_OK) != 0 || version < 4) {
10334       firmware:
10335         _trace();
10336         system("/usr/libexec/cydia/firmware.sh");
10337         _trace();
10338     }
10339
10340     _assert([[NSFileManager defaultManager]
10341         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10342         withIntermediateDirectories:YES
10343         attributes:nil
10344         error:NULL
10345     ]);
10346
10347     if (access("/tmp/cydia.chk", F_OK) == 0) {
10348         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10349             _assert(errno == ENOENT);
10350         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10351             _assert(errno == ENOENT);
10352     }
10353
10354     /* APT Initialization {{{ */
10355     _assert(pkgInitConfig(*_config));
10356     _assert(pkgInitSystem(*_config, _system));
10357
10358     if (lang != NULL)
10359         _config->Set("APT::Acquire::Translation", lang);
10360
10361     // XXX: this timeout might be important :(
10362     //_config->Set("Acquire::http::Timeout", 15);
10363
10364     _config->Set("Acquire::http::MaxParallel", 3);
10365     /* }}} */
10366     /* Color Choices {{{ */
10367     space_ = CGColorSpaceCreateDeviceRGB();
10368
10369     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10370     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10371     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10372     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10373     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10374     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10375     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10376     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10377     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10378
10379     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10380     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10381     /* }}}*/
10382     /* UIKit Configuration {{{ */
10383     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10384     if ($GSFontSetUseLegacyFontMetrics != NULL)
10385         $GSFontSetUseLegacyFontMetrics(YES);
10386
10387     // XXX: I have a feeling this was important
10388     //UIKeyboardDisableAutomaticAppearance();
10389     /* }}} */
10390
10391     Colon_ = UCLocalize("COLON_DELIMITED");
10392     Elision_ = UCLocalize("ELISION");
10393     Error_ = UCLocalize("ERROR");
10394     Warning_ = UCLocalize("WARNING");
10395
10396     _trace();
10397     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10398
10399     CGColorSpaceRelease(space_);
10400     CFRelease(Locale_);
10401
10402     return value;
10403 }