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             url = [NSURL URLWithString:diverted];
4027             goto divert;
4028         }
4029
4030     return url;
4031 }
4032
4033 - (NSString *) key {
4034     return key_;
4035 }
4036
4037 - (NSUInteger) hash {
4038     return [key_ hash];
4039 }
4040
4041 - (BOOL) isEqual:(Diversion *)object {
4042     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4043 }
4044
4045 @end
4046
4047 @interface CydiaObject : NSObject {
4048     id indirect_;
4049     _transient id delegate_;
4050 }
4051
4052 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4053
4054 @end
4055
4056 @interface CYBrowserController : BrowserController {
4057     CydiaObject *cydia_;
4058 }
4059
4060 + (void) addDiversion:(Diversion *)diversion;
4061
4062 @end
4063
4064 /* Web Scripting {{{ */
4065 @implementation CydiaObject
4066
4067 - (void) dealloc {
4068     [indirect_ release];
4069     [super dealloc];
4070 }
4071
4072 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4073     if ((self = [super init]) != nil) {
4074         indirect_ = [indirect retain];
4075     } return self;
4076 }
4077
4078 - (void) setDelegate:(id)delegate {
4079     delegate_ = delegate;
4080 }
4081
4082 + (NSArray *) _attributeKeys {
4083     return [NSArray arrayWithObjects:
4084         @"device",
4085         @"ecid",
4086         @"firmware",
4087         @"hostname",
4088         @"idiom",
4089         @"model",
4090         @"plmn",
4091         @"role",
4092         @"serial",
4093         @"token",
4094         @"version",
4095     nil];
4096 }
4097
4098 - (NSArray *) attributeKeys {
4099     return [[self class] _attributeKeys];
4100 }
4101
4102 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4103     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4104 }
4105
4106 - (NSString *) version {
4107     return @ Cydia_;
4108 }
4109
4110 - (NSString *) device {
4111     return [[UIDevice currentDevice] uniqueIdentifier];
4112 }
4113
4114 - (NSString *) firmware {
4115     return [[UIDevice currentDevice] systemVersion];
4116 }
4117
4118 - (NSString *) hostname {
4119     return [[UIDevice currentDevice] name];
4120 }
4121
4122 - (NSString *) idiom {
4123     return (id) Idiom_ ?: [NSNull null];
4124 }
4125
4126 - (NSString *) plmn {
4127     return (id) PLMN_ ?: [NSNull null];
4128 }
4129
4130 - (NSString *) ecid {
4131     return (id) ChipID_ ?: [NSNull null];
4132 }
4133
4134 - (NSString *) serial {
4135     return SerialNumber_;
4136 }
4137
4138 - (NSString *) role {
4139     return (id) Role_ ?: [NSNull null];
4140 }
4141
4142 - (NSString *) model {
4143     return [NSString stringWithUTF8String:Machine_];
4144 }
4145
4146 - (NSString *) token {
4147     return (id) Token_ ?: [NSNull null];
4148 }
4149
4150 + (NSString *) webScriptNameForSelector:(SEL)selector {
4151     if (false);
4152     else if (selector == @selector(addBridgedHost:))
4153         return @"addBridgedHost";
4154     else if (selector == @selector(addPipelinedHost:scheme:))
4155         return @"addPipelinedHost";
4156     else if (selector == @selector(addTrivialSource:))
4157         return @"addTrivialSource";
4158     else if (selector == @selector(close))
4159         return @"close";
4160     else if (selector == @selector(divert::))
4161         return @"divert";
4162     else if (selector == @selector(du:))
4163         return @"du";
4164     else if (selector == @selector(stringWithFormat:arguments:))
4165         return @"format";
4166     else if (selector == @selector(getAllSources))
4167         return @"getAllSourcs";
4168     else if (selector == @selector(getKernelNumber:))
4169         return @"getKernelNumber";
4170     else if (selector == @selector(getKernelString:))
4171         return @"getKernelString";
4172     else if (selector == @selector(getInstalledPackages))
4173         return @"getInstalledPackages";
4174     else if (selector == @selector(getPackageById:))
4175         return @"getPackageById";
4176     else if (selector == @selector(getSessionValue:))
4177         return @"getSessionValue";
4178     else if (selector == @selector(installPackages:))
4179         return @"installPackages";
4180     else if (selector == @selector(localizedStringForKey:value:table:))
4181         return @"localize";
4182     else if (selector == @selector(popViewController:))
4183         return @"popViewController";
4184     else if (selector == @selector(refreshSources))
4185         return @"refreshSources";
4186     else if (selector == @selector(removeButton))
4187         return @"removeButton";
4188     else if (selector == @selector(setSessionValue::))
4189         return @"setSessionValue";
4190     else if (selector == @selector(substitutePackageNames:))
4191         return @"substitutePackageNames";
4192     else if (selector == @selector(scrollToBottom:))
4193         return @"scrollToBottom";
4194     else if (selector == @selector(setAllowsNavigationAction:))
4195         return @"setAllowsNavigationAction";
4196     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4197         return @"setButtonImage";
4198     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4199         return @"setButtonTitle";
4200     else if (selector == @selector(setHidesBackButton:))
4201         return @"setHidesBackButton";
4202     else if (selector == @selector(setHidesNavigationBar:))
4203         return @"setHidesNavigationBar";
4204     else if (selector == @selector(setNavigationBarStyle:))
4205         return @"setNavigationBarStyle";
4206     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4207         return @"setNavigationBarTintColor";
4208     else if (selector == @selector(setToken:))
4209         return @"setToken";
4210     else if (selector == @selector(setViewportWidth:))
4211         return @"setViewportWidth";
4212     else if (selector == @selector(statfs:))
4213         return @"statfs";
4214     else if (selector == @selector(supports:))
4215         return @"supports";
4216     else
4217         return nil;
4218 }
4219
4220 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4221     return [self webScriptNameForSelector:selector] == nil;
4222 }
4223
4224 - (BOOL) supports:(NSString *)feature {
4225     return [feature isEqualToString:@"window.open"];
4226 }
4227
4228 - (void) divert:(NSString *)from :(NSString *)to {
4229     [CYBrowserController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4230 }
4231
4232 - (NSNumber *) getKernelNumber:(NSString *)name {
4233     const char *string([name UTF8String]);
4234
4235     size_t size;
4236     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4237         return (id) [NSNull null];
4238
4239     if (size != sizeof(int))
4240         return (id) [NSNull null];
4241
4242     int value;
4243     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4244         return (id) [NSNull null];
4245
4246     return [NSNumber numberWithInt:value];
4247 }
4248
4249 - (NSString *) getKernelString:(NSString *)name {
4250     const char *string([name UTF8String]);
4251
4252     size_t size;
4253     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4254         return (id) [NSNull null];
4255
4256     char value[size + 1];
4257     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4258         return (id) [NSNull null];
4259
4260     // XXX: just in case you request something ludicrous
4261     value[size] = '\0';
4262
4263     return [NSString stringWithCString:value];
4264 }
4265
4266 - (id) getSessionValue:(NSString *)key {
4267 @synchronized (SessionData_) {
4268     return [SessionData_ objectForKey:key];
4269 } }
4270
4271 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4272 @synchronized (SessionData_) {
4273     if (value == (id) [WebUndefined undefined])
4274         [SessionData_ removeObjectForKey:key];
4275     else
4276         [SessionData_ setObject:value forKey:key];
4277 } }
4278
4279 - (void) addBridgedHost:(NSString *)host {
4280 @synchronized (HostConfig_) {
4281     [BridgedHosts_ addObject:host];
4282 } }
4283
4284 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4285 @synchronized (HostConfig_) {
4286     if (scheme != (id) [WebUndefined undefined])
4287         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4288
4289     [PipelinedHosts_ addObject:host];
4290 } }
4291
4292 - (void) popViewController:(NSNumber *)value {
4293     if (value == (id) [WebUndefined undefined])
4294         value = [NSNumber numberWithBool:YES];
4295     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4296 }
4297
4298 - (void) addTrivialSource:(NSString *)href {
4299     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4300 }
4301
4302 - (void) refreshSources {
4303     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4304 }
4305
4306 - (NSArray *) getAllSources {
4307     return [[Database sharedInstance] sources];
4308 }
4309
4310 - (NSArray *) getInstalledPackages {
4311     Database *database([Database sharedInstance]);
4312 @synchronized (database) {
4313     NSArray *packages([database packages]);
4314     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4315     for (Package *package in packages)
4316         if (![package uninstalled])
4317             [installed addObject:package];
4318     return installed;
4319 } }
4320
4321 - (Package *) getPackageById:(NSString *)id {
4322     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4323         [package parse];
4324         return package;
4325     } else
4326         return (Package *) [NSNull null];
4327 }
4328
4329 - (NSArray *) statfs:(NSString *)path {
4330     struct statfs stat;
4331
4332     if (path == nil || statfs([path UTF8String], &stat) == -1)
4333         return nil;
4334
4335     return [NSArray arrayWithObjects:
4336         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4337         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4338         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4339     nil];
4340 }
4341
4342 - (NSNumber *) du:(NSString *)path {
4343     NSNumber *value(nil);
4344
4345     int fds[2];
4346     _assert(pipe(fds) != -1);
4347
4348     pid_t pid(ExecFork());
4349     if (pid == 0) {
4350         _assert(dup2(fds[1], 1) != -1);
4351         _assert(close(fds[0]) != -1);
4352         _assert(close(fds[1]) != -1);
4353         /* XXX: this should probably not use du */
4354         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4355         exit(1);
4356         _assert(false);
4357     }
4358
4359     _assert(close(fds[1]) != -1);
4360
4361     if (FILE *du = fdopen(fds[0], "r")) {
4362         char line[1024];
4363         while (fgets(line, sizeof(line), du) != NULL) {
4364             size_t length(strlen(line));
4365             while (length != 0 && line[length - 1] == '\n')
4366                 line[--length] = '\0';
4367             if (char *tab = strchr(line, '\t')) {
4368                 *tab = '\0';
4369                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4370             }
4371         }
4372
4373         fclose(du);
4374     } else _assert(close(fds[0]));
4375
4376     int status;
4377   wait:
4378     if (waitpid(pid, &status, 0) == -1)
4379         if (errno == EINTR)
4380             goto wait;
4381         else _assert(false);
4382
4383     return value;
4384 }
4385
4386 - (void) close {
4387     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4388 }
4389
4390 - (void) installPackages:(NSArray *)packages {
4391     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4392 }
4393
4394 - (NSString *) substitutePackageNames:(NSString *)message {
4395     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4396     for (size_t i(0), e([words count]); i != e; ++i) {
4397         NSString *word([words objectAtIndex:i]);
4398         if (Package *package = [[Database sharedInstance] packageWithName:word])
4399             [words replaceObjectAtIndex:i withObject:[package name]];
4400     }
4401
4402     return [words componentsJoinedByString:@" "];
4403 }
4404
4405 - (void) removeButton {
4406     [indirect_ removeButton];
4407 }
4408
4409 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4410     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4411 }
4412
4413 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4414     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4415 }
4416
4417 - (void) setAllowsNavigationAction:(NSString *)value {
4418     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4419 }
4420
4421 - (void) setHidesBackButton:(NSString *)value {
4422     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4423 }
4424
4425 - (void) setHidesNavigationBar:(NSString *)value {
4426     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4427 }
4428
4429 - (void) setNavigationBarStyle:(NSString *)value {
4430     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4431 }
4432
4433 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4434     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4435     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4436     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4437 }
4438
4439 - (void) _setToken:(NSString *)token {
4440     Token_ = token;
4441
4442     if (token == nil)
4443         [Metadata_ removeObjectForKey:@"Token"];
4444     else
4445         [Metadata_ setObject:Token_ forKey:@"Token"];
4446
4447     Changed_ = true;
4448 }
4449
4450 - (void) setToken:(NSString *)token {
4451     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4452 }
4453
4454 - (void) scrollToBottom:(NSNumber *)animated {
4455     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4456 }
4457
4458 - (void) setViewportWidth:(float)width {
4459     [indirect_ setViewportWidthOnMainThread:width];
4460 }
4461
4462 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4463     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4464     unsigned count([arguments count]);
4465     id values[count];
4466     for (unsigned i(0); i != count; ++i)
4467         values[i] = [arguments objectAtIndex:i];
4468     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4469 }
4470
4471 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4472     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4473         value = nil;
4474     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4475         table = nil;
4476     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4477 }
4478
4479 @end
4480 /* }}} */
4481
4482 /* @ Loading... Indicator {{{ */
4483 @interface CYLoadingIndicator : UIView {
4484     _H<UIActivityIndicatorView> spinner_;
4485     _H<UILabel> label_;
4486     _H<UIView> container_;
4487 }
4488
4489 @property (readonly, nonatomic) UILabel *label;
4490 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4491
4492 @end
4493
4494 @implementation CYLoadingIndicator
4495
4496 - (id) initWithFrame:(CGRect)frame {
4497     if ((self = [super initWithFrame:frame]) != nil) {
4498         container_ = [[[UIView alloc] init] autorelease];
4499         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4500
4501         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4502         [spinner_ startAnimating];
4503         [container_ addSubview:spinner_];
4504
4505         label_ = [[[UILabel alloc] init] autorelease];
4506         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4507         [label_ setBackgroundColor:[UIColor clearColor]];
4508         [label_ setTextColor:[UIColor blackColor]];
4509         [label_ setShadowColor:[UIColor whiteColor]];
4510         [label_ setShadowOffset:CGSizeMake(0, 1)];
4511         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4512         [container_ addSubview:label_];
4513
4514         CGSize viewsize = frame.size;
4515         CGSize spinnersize = [spinner_ bounds].size;
4516         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4517         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4518
4519         CGRect containrect = {
4520             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4521             CGSizeMake(bothwidth, spinnersize.height)
4522         };
4523         CGRect textrect = {
4524             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4525             textsize
4526         };
4527         CGRect spinrect = {
4528             CGPointZero,
4529             spinnersize
4530         };
4531
4532         [container_ setFrame:containrect];
4533         [spinner_ setFrame:spinrect];
4534         [label_ setFrame:textrect];
4535         [self addSubview:container_];
4536     } return self;
4537 }
4538
4539 - (UILabel *) label {
4540     return label_;
4541 }
4542
4543 - (UIActivityIndicatorView *) activityIndicatorView {
4544     return spinner_;
4545 }
4546
4547 @end
4548 /* }}} */
4549 /* Emulated Loading Controller {{{ */
4550 @interface CYEmulatedLoadingController : CYViewController {
4551     _transient Database *database_;
4552     _H<CYLoadingIndicator> indicator_;
4553     _H<UITabBar> tabbar_;
4554     _H<UINavigationBar> navbar_;
4555 }
4556
4557 @end
4558
4559 @implementation CYEmulatedLoadingController
4560
4561 - (id) initWithDatabase:(Database *)database {
4562     if ((self = [super init]) != nil) {
4563         database_ = database;
4564     } return self;
4565 }
4566
4567 - (void) loadView {
4568     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4569
4570     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4571     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4572     [[self view] addSubview:table];
4573
4574     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4575     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4576     [[self view] addSubview:indicator_];
4577
4578     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4579     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4580     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4581     [[self view] addSubview:tabbar_];
4582
4583     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4584     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4585     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4586     [[self view] addSubview:navbar_];
4587 }
4588
4589 - (void) releaseSubviews {
4590     indicator_ = nil;
4591     tabbar_ = nil;
4592     navbar_ = nil;
4593 }
4594
4595 @end
4596 /* }}} */
4597
4598 /* Cydia Browser Controller {{{ */
4599 @implementation CYBrowserController
4600
4601 - (void) dealloc {
4602     [cydia_ release];
4603     [super dealloc];
4604 }
4605
4606 - (NSURL *) navigationURL {
4607     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4608 }
4609
4610 + (void) initialize {
4611     Diversions_ = [[NSMutableSet alloc] initWithCapacity:0];
4612 }
4613
4614 + (void) addDiversion:(Diversion *)diversion {
4615     [Diversions_ addObject:diversion];
4616 }
4617
4618 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4619     [super webView:view didClearWindowObject:window forFrame:frame];
4620
4621     WebDataSource *source([frame dataSource]);
4622     NSURLResponse *response([source response]);
4623     NSURL *url([response URL]);
4624     NSString *scheme([[url scheme] lowercaseString]);
4625
4626     bool bridged(false);
4627
4628     @synchronized (HostConfig_) {
4629         if ([scheme isEqualToString:@"file"])
4630             bridged = true;
4631         else if ([scheme isEqualToString:@"https"])
4632             if ([BridgedHosts_ containsObject:[url host]])
4633                 bridged = true;
4634     }
4635
4636     if (bridged)
4637         [window setValue:cydia_ forKey:@"cydia"];
4638 }
4639
4640 - (NSURL *) URLWithURL:(NSURL *)url {
4641     return [Diversion divertURL:url];
4642 }
4643
4644 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4645     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4646
4647     if (System_ != NULL)
4648         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4649     if (Machine_ != NULL)
4650         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4651     if (Token_ != nil)
4652         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4653
4654     return copy;
4655 }
4656
4657 - (void) setDelegate:(id)delegate {
4658     [super setDelegate:delegate];
4659     [cydia_ setDelegate:delegate];
4660 }
4661
4662 - (id) init {
4663     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4664         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4665
4666         WebView *webview([[webview_ _documentView] webView]);
4667
4668         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4669
4670         if (Safari_ != nil)
4671             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4672         if (Build_ != nil)
4673             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4674         if (Product_ != nil)
4675             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4676
4677         [webview setApplicationNameForUserAgent:application];
4678     } return self;
4679 }
4680
4681 @end
4682 /* }}} */
4683
4684 // CydiaScript {{{
4685 @interface NSObject (CydiaScript)
4686 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4687 @end
4688
4689 @implementation NSObject (CydiaScript)
4690
4691 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4692     return self;
4693 }
4694
4695 @end
4696
4697 @implementation NSArray (CydiaScript)
4698
4699 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4700     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4701     for (size_t i(0), e([self count]); i != e; ++i)
4702         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4703     return object;
4704 }
4705
4706 @end
4707
4708 @implementation NSDictionary (CydiaScript)
4709
4710 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4711     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4712     for (id i in self)
4713         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4714     return object;
4715 }
4716
4717 @end
4718 // }}}
4719
4720 /* Confirmation Controller {{{ */
4721 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4722     if (!iterator.end())
4723         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4724             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4725                 continue;
4726             pkgCache::PkgIterator package(dep.TargetPkg());
4727             if (package.end())
4728                 continue;
4729             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4730                 return true;
4731         }
4732
4733     return false;
4734 }
4735
4736 @protocol ConfirmationControllerDelegate
4737 - (void) cancelAndClear:(bool)clear;
4738 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4739 - (void) queue;
4740 @end
4741
4742 @interface ConfirmationController : CYBrowserController {
4743     _transient Database *database_;
4744
4745     UIAlertView *essential_;
4746
4747     NSDictionary *changes_;
4748     NSMutableArray *issues_;
4749     NSDictionary *sizes_;
4750
4751     BOOL substrate_;
4752 }
4753
4754 - (id) initWithDatabase:(Database *)database;
4755
4756 @end
4757
4758 @implementation ConfirmationController
4759
4760 - (void) dealloc {
4761     [changes_ release];
4762     [issues_ release];
4763     [sizes_ release];
4764
4765     if (essential_ != nil)
4766         [essential_ release];
4767
4768     [super dealloc];
4769 }
4770
4771 - (void) complete {
4772     if (substrate_)
4773         RestartSubstrate_ = true;
4774     [delegate_ confirmWithNavigationController:[self navigationController]];
4775 }
4776
4777 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4778     NSString *context([alert context]);
4779
4780     if ([context isEqualToString:@"remove"]) {
4781         if (button == [alert cancelButtonIndex])
4782             [self dismissModalViewControllerAnimated:YES];
4783         else if (button == [alert firstOtherButtonIndex]) {
4784             [self complete];
4785         }
4786
4787         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4788     } else if ([context isEqualToString:@"unable"]) {
4789         [self dismissModalViewControllerAnimated:YES];
4790         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4791     } else {
4792         [super alertView:alert clickedButtonAtIndex:button];
4793     }
4794 }
4795
4796 - (void) _doContinue {
4797     [self dismissModalViewControllerAnimated:YES];
4798     [delegate_ cancelAndClear:NO];
4799 }
4800
4801 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4802     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4803     return nil;
4804 }
4805
4806 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4807     [super webView:view didClearWindowObject:window forFrame:frame];
4808
4809     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4810         changes_, @"changes",
4811         issues_, @"issues",
4812         sizes_, @"sizes",
4813         self, @"queue",
4814     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4815 }
4816
4817 - (id) initWithDatabase:(Database *)database {
4818     if ((self = [super init]) != nil) {
4819         database_ = database;
4820
4821         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4822         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4823         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4824         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4825         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4826
4827         bool remove(false);
4828
4829         pkgCacheFile &cache([database_ cache]);
4830         NSArray *packages([database_ packages]);
4831         pkgDepCache::Policy *policy([database_ policy]);
4832
4833         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4834
4835         for (Package *package in packages) {
4836             pkgCache::PkgIterator iterator([package iterator]);
4837             NSString *name([package id]);
4838
4839             if ([package broken]) {
4840                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4841
4842                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4843                     name, @"package",
4844                     reasons, @"reasons",
4845                 nil]];
4846
4847                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4848                 if (ver.end())
4849                     continue;
4850
4851                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4852                     pkgCache::DepIterator start;
4853                     pkgCache::DepIterator end;
4854                     dep.GlobOr(start, end); // ++dep
4855
4856                     if (!cache->IsImportantDep(end))
4857                         continue;
4858                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4859                         continue;
4860
4861                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4862
4863                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4864                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4865                         clauses, @"clauses",
4866                     nil]];
4867
4868                     _forever {
4869                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4870
4871                         pkgCache::PkgIterator target(start.TargetPkg());
4872                         if (target->ProvidesList != 0)
4873                             reason = @"missing";
4874                         else {
4875                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4876                             if (!ver.end()) {
4877                                 reason = @"installed";
4878                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4879                             } else if (!cache[target].CandidateVerIter(cache).end())
4880                                 reason = @"uninstalled";
4881                             else if (target->ProvidesList == 0)
4882                                 reason = @"uninstallable";
4883                             else
4884                                 reason = @"virtual";
4885                         }
4886
4887                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4888                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4889                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4890                         nil]);
4891
4892                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4893                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4894                             version, @"version",
4895                             reason, @"reason",
4896                             installed, @"installed",
4897                         nil]];
4898
4899                         // yes, seriously. (wtf?)
4900                         if (start == end)
4901                             break;
4902                         ++start;
4903                     }
4904                 }
4905             }
4906
4907             pkgDepCache::StateCache &state(cache[iterator]);
4908
4909             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4910
4911             if (state.NewInstall())
4912                 [installs addObject:name];
4913             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4914                 [reinstalls addObject:name];
4915             else if (state.Upgrade())
4916                 [upgrades addObject:name];
4917             else if (state.Downgrade())
4918                 [downgrades addObject:name];
4919             else if (!state.Delete())
4920                 continue;
4921             else if (special_r(name))
4922                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4923                     [NSNull null], @"package",
4924                     [NSArray arrayWithObjects:
4925                         [NSDictionary dictionaryWithObjectsAndKeys:
4926                             @"Conflicts", @"relationship",
4927                             [NSArray arrayWithObjects:
4928                                 [NSDictionary dictionaryWithObjectsAndKeys:
4929                                     name, @"package",
4930                                     [NSNull null], @"version",
4931                                     @"installed", @"reason",
4932                                 nil],
4933                             nil], @"clauses",
4934                         nil],
4935                     nil], @"reasons",
4936                 nil]];
4937             else {
4938                 if ([package essential])
4939                     remove = true;
4940                 [removes addObject:name];
4941             }
4942
4943             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4944             substrate_ |= DepSubstrate(iterator.CurrentVer());
4945         }
4946
4947         if (!remove)
4948             essential_ = nil;
4949         else if (Advanced_) {
4950             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4951
4952             essential_ = [[UIAlertView alloc]
4953                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4954                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4955                 delegate:self
4956                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4957                 otherButtonTitles:
4958                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4959                 nil
4960             ];
4961
4962             [essential_ setContext:@"remove"];
4963         } else {
4964             essential_ = [[UIAlertView alloc]
4965                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4966                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4967                 delegate:self
4968                 cancelButtonTitle:UCLocalize("OKAY")
4969                 otherButtonTitles:nil
4970             ];
4971
4972             [essential_ setContext:@"unable"];
4973         }
4974
4975         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4976             installs, @"installs",
4977             reinstalls, @"reinstalls",
4978             upgrades, @"upgrades",
4979             downgrades, @"downgrades",
4980             removes, @"removes",
4981         nil];
4982
4983         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4984             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4985             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4986         nil];
4987
4988         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4989
4990         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4991             initWithTitle:UCLocalize("CANCEL")
4992             style:UIBarButtonItemStylePlain
4993             target:self
4994             action:@selector(cancelButtonClicked)
4995         ] autorelease]];
4996     } return self;
4997 }
4998
4999 #if !AlwaysReload
5000 - (void) applyRightButton {
5001     if ([issues_ count] == 0 && ![self isLoading])
5002         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5003             initWithTitle:UCLocalize("CONFIRM")
5004             style:UIBarButtonItemStyleDone
5005             target:self
5006             action:@selector(confirmButtonClicked)
5007         ] autorelease]];
5008     else
5009         [[self navigationItem] setRightBarButtonItem:nil];
5010 }
5011 #endif
5012
5013 - (void) cancelButtonClicked {
5014     [self dismissModalViewControllerAnimated:YES];
5015     [delegate_ cancelAndClear:YES];
5016 }
5017
5018 #if !AlwaysReload
5019 - (void) confirmButtonClicked {
5020     if (essential_ != nil)
5021         [essential_ show];
5022     else
5023         [self complete];
5024 }
5025 #endif
5026
5027 @end
5028 /* }}} */
5029
5030 /* Progress Data {{{ */
5031 @interface CydiaProgressData : NSObject {
5032     _transient id delegate_;
5033
5034     bool running_;
5035     float percent_;
5036
5037     float current_;
5038     float total_;
5039     float speed_;
5040
5041     _H<NSMutableArray> events_;
5042     _H<NSString> title_;
5043
5044     _H<NSString> status_;
5045     _H<NSString> finish_;
5046 }
5047
5048 @end
5049
5050 @implementation CydiaProgressData
5051
5052 + (NSArray *) _attributeKeys {
5053     return [NSArray arrayWithObjects:
5054         @"current",
5055         @"events",
5056         @"finish",
5057         @"percent",
5058         @"running",
5059         @"speed",
5060         @"title",
5061         @"total",
5062     nil];
5063 }
5064
5065 - (NSArray *) attributeKeys {
5066     return [[self class] _attributeKeys];
5067 }
5068
5069 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5070     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5071 }
5072
5073 - (id) init {
5074     if ((self = [super init]) != nil) {
5075         events_ = [NSMutableArray arrayWithCapacity:32];
5076     } return self;
5077 }
5078
5079 - (void) setDelegate:(id)delegate {
5080     delegate_ = delegate;
5081 }
5082
5083 - (void) setPercent:(float)value {
5084     percent_ = value;
5085 }
5086
5087 - (NSNumber *) percent {
5088     return [NSNumber numberWithFloat:percent_];
5089 }
5090
5091 - (void) setCurrent:(float)value {
5092     current_ = value;
5093 }
5094
5095 - (NSNumber *) current {
5096     return [NSNumber numberWithFloat:current_];
5097 }
5098
5099 - (void) setTotal:(float)value {
5100     total_ = value;
5101 }
5102
5103 - (NSNumber *) total {
5104     return [NSNumber numberWithFloat:total_];
5105 }
5106
5107 - (void) setSpeed:(float)value {
5108     speed_ = value;
5109 }
5110
5111 - (NSNumber *) speed {
5112     return [NSNumber numberWithFloat:speed_];
5113 }
5114
5115 - (NSArray *) events {
5116     return events_;
5117 }
5118
5119 - (void) removeAllEvents {
5120     [events_ removeAllObjects];
5121 }
5122
5123 - (void) addEvent:(CydiaProgressEvent *)event {
5124     [events_ addObject:event];
5125 }
5126
5127 - (void) setTitle:(NSString *)text {
5128     title_ = text;
5129 }
5130
5131 - (NSString *) title {
5132     return title_;
5133 }
5134
5135 - (void) setFinish:(NSString *)text {
5136     finish_ = text;
5137 }
5138
5139 - (NSString *) finish {
5140     return (id) finish_ ?: [NSNull null];
5141 }
5142
5143 - (void) setRunning:(bool)running {
5144     running_ = running;
5145 }
5146
5147 - (NSNumber *) running {
5148     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5149 }
5150
5151 @end
5152 /* }}} */
5153 /* Progress Controller {{{ */
5154 @interface ProgressController : CYBrowserController <
5155     ProgressDelegate
5156 > {
5157     _transient Database *database_;
5158     _H<CydiaProgressData> progress_;
5159     unsigned cancel_;
5160 }
5161
5162 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5163
5164 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5165
5166 - (void) setTitle:(NSString *)title;
5167 - (void) setCancellable:(bool)cancellable;
5168
5169 @end
5170
5171 @implementation ProgressController
5172
5173 - (void) dealloc {
5174     [database_ setProgressDelegate:nil];
5175     [progress_ setDelegate:nil];
5176     [super dealloc];
5177 }
5178
5179 - (void) updateCancel {
5180     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5181         initWithTitle:UCLocalize("CANCEL")
5182         style:UIBarButtonItemStylePlain
5183         target:self
5184         action:@selector(cancel)
5185     ] autorelease] : nil)];
5186 }
5187
5188 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5189     if ((self = [super init]) != nil) {
5190         database_ = database;
5191         delegate_ = delegate;
5192
5193         [database_ setProgressDelegate:self];
5194
5195         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5196         [progress_ setDelegate:self];
5197
5198         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5199
5200         [scroller_ setBackgroundColor:[UIColor blackColor]];
5201
5202         [[self navigationItem] setHidesBackButton:YES];
5203
5204         [self updateCancel];
5205     } return self;
5206 }
5207
5208 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5209     [super webView:view didClearWindowObject:window forFrame:frame];
5210     [window setValue:progress_ forKey:@"cydiaProgress"];
5211 }
5212
5213 - (void) updateProgress {
5214     [self dispatchEvent:@"CydiaProgressUpdate"];
5215 }
5216
5217 - (void) viewWillAppear:(BOOL)animated {
5218     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5219     [super viewWillAppear:animated];
5220 }
5221
5222 - (void) close {
5223     UpdateExternalStatus(0);
5224
5225     switch (Finish_) {
5226         case 0:
5227         break;
5228
5229         case 1:
5230             [delegate_ terminateWithSuccess];
5231             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5232                 [delegate_ suspendWithAnimation:YES];
5233             else
5234                 [delegate_ suspend];*/
5235         break;
5236
5237         case 2:
5238             _trace();
5239             goto reload;
5240
5241         case 3:
5242             _trace();
5243             goto reload;
5244
5245         reload:
5246             system("/usr/bin/sbreload");
5247             _trace();
5248         break;
5249
5250         case 4:
5251             _trace();
5252             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5253                 SBReboot(SBSSpringBoardServerPort());
5254             else
5255                 reboot2(RB_AUTOBOOT);
5256         break;
5257     }
5258
5259     [super close];
5260 }
5261
5262 - (void) setTitle:(NSString *)title {
5263     [progress_ setTitle:title];
5264     [self updateProgress];
5265 }
5266
5267 - (UIBarButtonItem *) rightButton {
5268     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5269         initWithTitle:UCLocalize("CLOSE")
5270         style:UIBarButtonItemStylePlain
5271         target:self
5272         action:@selector(close)
5273     ] autorelease];
5274 }
5275
5276 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5277     UpdateExternalStatus(1);
5278
5279     [progress_ setRunning:true];
5280     [self setTitle:title];
5281     // implicit updateProgress
5282
5283     SHA1SumValue notifyconf; {
5284         FileFd file;
5285         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5286             _error->Discard();
5287         else {
5288             MMap mmap(file, MMap::ReadOnly);
5289             SHA1Summation sha1;
5290             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5291             notifyconf = sha1.Result();
5292         }
5293     }
5294
5295     SHA1SumValue springlist; {
5296         FileFd file;
5297         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5298             _error->Discard();
5299         else {
5300             MMap mmap(file, MMap::ReadOnly);
5301             SHA1Summation sha1;
5302             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5303             springlist = sha1.Result();
5304         }
5305     }
5306
5307     if (invocation != nil) {
5308         [invocation yieldToSelector:@selector(invoke)];
5309         [self setTitle:@"COMPLETE"];
5310     }
5311
5312     if (Finish_ < 4) {
5313         FileFd file;
5314         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5315             _error->Discard();
5316         else {
5317             MMap mmap(file, MMap::ReadOnly);
5318             SHA1Summation sha1;
5319             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5320             if (!(notifyconf == sha1.Result()))
5321                 Finish_ = 4;
5322         }
5323     }
5324
5325     if (Finish_ < 3) {
5326         FileFd file;
5327         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5328             _error->Discard();
5329         else {
5330             MMap mmap(file, MMap::ReadOnly);
5331             SHA1Summation sha1;
5332             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5333             if (!(springlist == sha1.Result()))
5334                 Finish_ = 3;
5335         }
5336     }
5337
5338     if (Finish_ < 2) {
5339         if (RestartSubstrate_)
5340             Finish_ = 2;
5341     }
5342
5343     RestartSubstrate_ = false;
5344
5345     switch (Finish_) {
5346         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5347         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5348         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5349         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5350         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5351     }
5352
5353     _trace();
5354     system("su -c /usr/bin/uicache mobile");
5355     _trace();
5356
5357     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5358
5359     [progress_ setRunning:false];
5360     [self updateProgress];
5361
5362     [self applyRightButton];
5363 }
5364
5365 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5366     [progress_ addEvent:event];
5367     [self updateProgress];
5368 }
5369
5370 - (bool) isProgressCancelled {
5371     return cancel_ == 2;
5372 }
5373
5374 - (void) cancel {
5375     cancel_ = 2;
5376     [self updateCancel];
5377 }
5378
5379 - (void) setCancellable:(bool)cancellable {
5380     unsigned cancel(cancel_);
5381
5382     if (!cancellable)
5383         cancel_ = 0;
5384     else if (cancel_ == 0)
5385         cancel_ = 1;
5386
5387     if (cancel != cancel_)
5388         [self updateCancel];
5389 }
5390
5391 - (void) setProgressCancellable:(NSNumber *)cancellable {
5392     [self setCancellable:[cancellable boolValue]];
5393 }
5394
5395 - (void) setProgressPercent:(NSNumber *)percent {
5396     [progress_ setPercent:[percent floatValue]];
5397     [self updateProgress];
5398 }
5399
5400 - (void) setProgressStatus:(NSDictionary *)status {
5401     if (status == nil) {
5402         [progress_ setCurrent:0];
5403         [progress_ setTotal:0];
5404         [progress_ setSpeed:0];
5405     } else {
5406         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5407
5408         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5409         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5410         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5411     }
5412
5413     [self updateProgress];
5414 }
5415
5416 @end
5417 /* }}} */
5418
5419 /* Cell Content View {{{ */
5420 @protocol ContentDelegate
5421 - (void) drawContentRect:(CGRect)rect;
5422 @end
5423
5424 @interface ContentView : UIView {
5425     _transient id<ContentDelegate> delegate_;
5426 }
5427
5428 @end
5429
5430 @implementation ContentView
5431
5432 - (id) initWithFrame:(CGRect)frame {
5433     if ((self = [super initWithFrame:frame]) != nil) {
5434         [self setNeedsDisplayOnBoundsChange:YES];
5435     } return self;
5436 }
5437
5438 - (void) setDelegate:(id<ContentDelegate>)delegate {
5439     delegate_ = delegate;
5440 }
5441
5442 - (void) drawRect:(CGRect)rect {
5443     [super drawRect:rect];
5444     [delegate_ drawContentRect:rect];
5445 }
5446
5447 @end
5448 /* }}} */
5449 /* Cydia TableView Cell {{{ */
5450 @interface CYTableViewCell : UITableViewCell {
5451     ContentView *content_;
5452     bool highlighted_;
5453 }
5454
5455 @end
5456
5457 @implementation CYTableViewCell
5458
5459 - (void) dealloc {
5460     [content_ release];
5461     [super dealloc];
5462 }
5463
5464 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5465     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5466
5467     if (view == content_) {
5468         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5469         highlighted_ = highlighted;
5470     }
5471
5472     [super _updateHighlightColorsForView:view highlighted:highlighted];
5473 }
5474
5475 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5476     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5477     highlighted_ = selected;
5478
5479     [super setSelected:selected animated:animated];
5480     [content_ setNeedsDisplay];
5481 }
5482
5483 @end
5484 /* }}} */
5485
5486 /* Package Cell {{{ */
5487 @interface PackageCell : CYTableViewCell <
5488     ContentDelegate
5489 > {
5490     UIImage *icon_;
5491     NSString *name_;
5492     NSString *description_;
5493     bool commercial_;
5494     NSString *source_;
5495     UIImage *badge_;
5496     Package *package_;
5497     UIImage *placard_;
5498 }
5499
5500 - (PackageCell *) init;
5501 - (void) setPackage:(Package *)package;
5502
5503 - (void) drawContentRect:(CGRect)rect;
5504
5505 @end
5506
5507 @implementation PackageCell
5508
5509 - (void) clearPackage {
5510     if (icon_ != nil) {
5511         [icon_ release];
5512         icon_ = nil;
5513     }
5514
5515     if (name_ != nil) {
5516         [name_ release];
5517         name_ = nil;
5518     }
5519
5520     if (description_ != nil) {
5521         [description_ release];
5522         description_ = nil;
5523     }
5524
5525     if (source_ != nil) {
5526         [source_ release];
5527         source_ = nil;
5528     }
5529
5530     if (badge_ != nil) {
5531         [badge_ release];
5532         badge_ = nil;
5533     }
5534
5535     if (placard_ != nil) {
5536         [placard_ release];
5537         placard_ = nil;
5538     }
5539
5540     [package_ release];
5541     package_ = nil;
5542 }
5543
5544 - (void) dealloc {
5545     [self clearPackage];
5546     [super dealloc];
5547 }
5548
5549 - (PackageCell *) init {
5550     CGRect frame(CGRectMake(0, 0, 320, 74));
5551     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5552         UIView *content([self contentView]);
5553         CGRect bounds([content bounds]);
5554
5555         content_ = [[ContentView alloc] initWithFrame:bounds];
5556         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5557         [content addSubview:content_];
5558
5559         [content_ setDelegate:self];
5560         [content_ setOpaque:YES];
5561     } return self;
5562 }
5563
5564 - (NSString *) accessibilityLabel {
5565     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5566 }
5567
5568 - (void) setPackage:(Package *)package {
5569     [self clearPackage];
5570     [package parse];
5571
5572     Source *source = [package source];
5573
5574     icon_ = [[package icon] retain];
5575     name_ = [[package name] retain];
5576
5577     if (IsWildcat_)
5578         description_ = [package longDescription];
5579     if (description_ == nil)
5580         description_ = [package shortDescription];
5581     if (description_ != nil)
5582         description_ = [description_ retain];
5583
5584     commercial_ = [package isCommercial];
5585
5586     package_ = [package retain];
5587
5588     NSString *label = nil;
5589     bool trusted = false;
5590
5591     if (source != nil) {
5592         label = [source label];
5593         trusted = [source trusted];
5594     } else if ([[package id] isEqualToString:@"firmware"])
5595         label = UCLocalize("APPLE");
5596     else
5597         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5598
5599     NSString *from(label);
5600
5601     NSString *section = [package simpleSection];
5602     if (section != nil && ![section isEqualToString:label]) {
5603         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5604         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5605     }
5606
5607     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5608     source_ = [from retain];
5609
5610     if (NSString *purpose = [package primaryPurpose])
5611         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5612             badge_ = [badge_ retain];
5613
5614     UIColor *color;
5615     NSString *placard;
5616
5617     if (NSString *mode = [package_ mode]) {
5618         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5619             color = RemovingColor_;
5620             //placard = @"removing";
5621         } else {
5622             color = InstallingColor_;
5623             //placard = @"installing";
5624         }
5625
5626         // XXX: the removing/installing placards are not @2x
5627         placard = nil;
5628     } else {
5629         color = [UIColor whiteColor];
5630
5631         if ([package installed] != nil)
5632             placard = @"installed";
5633         else
5634             placard = nil;
5635     }
5636
5637     [content_ setBackgroundColor:color];
5638
5639     if (placard != nil)
5640         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5641             placard_ = [placard_ retain];
5642
5643     [self setNeedsDisplay];
5644     [content_ setNeedsDisplay];
5645 }
5646
5647 - (void) drawContentRect:(CGRect)rect {
5648     bool highlighted(highlighted_);
5649     float width([self bounds].size.width);
5650
5651 #if 0
5652     CGContextRef context(UIGraphicsGetCurrentContext());
5653     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5654     CGContextFillRect(context, rect);
5655 #endif
5656
5657     if (icon_ != nil) {
5658         CGRect rect;
5659         rect.size = [icon_ size];
5660
5661         rect.size.width /= 2;
5662         rect.size.height /= 2;
5663
5664         rect.origin.x = 25 - rect.size.width / 2;
5665         rect.origin.y = 25 - rect.size.height / 2;
5666
5667         [icon_ drawInRect:rect];
5668     }
5669
5670     if (badge_ != nil) {
5671         CGRect rect;
5672         rect.size = [badge_ size];
5673
5674         rect.size.width /= 2;
5675         rect.size.height /= 2;
5676
5677         rect.origin.x = 36 - rect.size.width / 2;
5678         rect.origin.y = 36 - rect.size.height / 2;
5679
5680         [badge_ drawInRect:rect];
5681     }
5682
5683     if (highlighted)
5684         UISetColor(White_);
5685
5686     if (!highlighted)
5687         UISetColor(commercial_ ? Purple_ : Black_);
5688     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5689     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5690
5691     if (!highlighted)
5692         UISetColor(commercial_ ? Purplish_ : Gray_);
5693     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5694
5695     if (placard_ != nil)
5696         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5697 }
5698
5699 @end
5700 /* }}} */
5701 /* Section Cell {{{ */
5702 @interface SectionCell : CYTableViewCell <
5703     ContentDelegate
5704 > {
5705     NSString *basic_;
5706     NSString *section_;
5707     NSString *name_;
5708     NSString *count_;
5709     UIImage *icon_;
5710     UISwitch *switch_;
5711     BOOL editing_;
5712 }
5713
5714 - (void) setSection:(Section *)section editing:(BOOL)editing;
5715
5716 @end
5717
5718 @implementation SectionCell
5719
5720 - (void) clearSection {
5721     if (basic_ != nil) {
5722         [basic_ release];
5723         basic_ = nil;
5724     }
5725
5726     if (section_ != nil) {
5727         [section_ release];
5728         section_ = nil;
5729     }
5730
5731     if (name_ != nil) {
5732         [name_ release];
5733         name_ = nil;
5734     }
5735
5736     if (count_ != nil) {
5737         [count_ release];
5738         count_ = nil;
5739     }
5740 }
5741
5742 - (void) dealloc {
5743     [self clearSection];
5744     [icon_ release];
5745     [switch_ release];
5746     [super dealloc];
5747 }
5748
5749 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5750     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5751         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5752         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5753         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5754
5755         UIView *content([self contentView]);
5756         CGRect bounds([content bounds]);
5757
5758         content_ = [[ContentView alloc] initWithFrame:bounds];
5759         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5760         [content addSubview:content_];
5761         [content_ setBackgroundColor:[UIColor whiteColor]];
5762
5763         [content_ setDelegate:self];
5764     } return self;
5765 }
5766
5767 - (void) onSwitch:(id)sender {
5768     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5769     if (metadata == nil) {
5770         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5771         [Sections_ setObject:metadata forKey:basic_];
5772     }
5773
5774     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5775     Changed_ = true;
5776 }
5777
5778 - (void) setSection:(Section *)section editing:(BOOL)editing {
5779     if (editing != editing_) {
5780         if (editing_)
5781             [switch_ removeFromSuperview];
5782         else
5783             [self addSubview:switch_];
5784         editing_ = editing;
5785     }
5786
5787     [self clearSection];
5788
5789     if (section == nil) {
5790         name_ = [UCLocalize("ALL_PACKAGES") retain];
5791         count_ = nil;
5792     } else {
5793         basic_ = [section name];
5794         if (basic_ != nil)
5795             basic_ = [basic_ retain];
5796
5797         section_ = [section localized];
5798         if (section_ != nil)
5799             section_ = [section_ retain];
5800
5801         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5802         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5803
5804         if (editing_)
5805             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5806     }
5807
5808     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5809     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5810
5811     [content_ setNeedsDisplay];
5812 }
5813
5814 - (void) setFrame:(CGRect)frame {
5815     [super setFrame:frame];
5816
5817     CGRect rect([switch_ frame]);
5818     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5819 }
5820
5821 - (NSString *) accessibilityLabel {
5822     return name_;
5823 }
5824
5825 - (void) drawContentRect:(CGRect)rect {
5826     bool highlighted(highlighted_ && !editing_);
5827
5828     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5829
5830     if (highlighted)
5831         UISetColor(White_);
5832
5833     float width(rect.size.width);
5834     if (editing_)
5835         width -= 87;
5836
5837     if (!highlighted)
5838         UISetColor(Black_);
5839     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5840
5841     CGSize size = [count_ sizeWithFont:Font14_];
5842
5843     UISetColor(White_);
5844     if (count_ != nil)
5845         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5846 }
5847
5848 @end
5849 /* }}} */
5850
5851 /* File Table {{{ */
5852 @interface FileTable : CYViewController <
5853     UITableViewDataSource,
5854     UITableViewDelegate
5855 > {
5856     _transient Database *database_;
5857     Package *package_;
5858     NSString *name_;
5859     NSMutableArray *files_;
5860     UITableView *list_;
5861 }
5862
5863 - (id) initWithDatabase:(Database *)database;
5864 - (void) setPackage:(Package *)package;
5865
5866 @end
5867
5868 @implementation FileTable
5869
5870 - (void) dealloc {
5871     [self releaseSubviews];
5872
5873     [package_ release];
5874     [name_ release];
5875     [files_ release];
5876
5877     [super dealloc];
5878 }
5879
5880 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5881     return files_ == nil ? 0 : [files_ count];
5882 }
5883
5884 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5885     return 24.0f;
5886 }*/
5887
5888 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5889     static NSString *reuseIdentifier = @"Cell";
5890
5891     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5892     if (cell == nil) {
5893         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5894         [cell setFont:[UIFont systemFontOfSize:16]];
5895     }
5896     [cell setText:[files_ objectAtIndex:indexPath.row]];
5897     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5898
5899     return cell;
5900 }
5901
5902 - (NSURL *) navigationURL {
5903     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5904 }
5905
5906 - (void) loadView {
5907     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5908
5909     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5910     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5911     [list_ setRowHeight:24.0f];
5912     [list_ setDataSource:self];
5913     [list_ setDelegate:self];
5914     [[self view] addSubview:list_];
5915 }
5916
5917 - (void) viewDidLoad {
5918     [super viewDidLoad];
5919
5920     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5921 }
5922
5923 - (void) releaseSubviews {
5924     [list_ release];
5925     list_ = nil;
5926 }
5927
5928 - (id) initWithDatabase:(Database *)database {
5929     if ((self = [super init]) != nil) {
5930         database_ = database;
5931
5932         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5933     } return self;
5934 }
5935
5936 - (void) setPackage:(Package *)package {
5937     if (package_ != nil) {
5938         [package_ autorelease];
5939         package_ = nil;
5940     }
5941
5942     if (name_ != nil) {
5943         [name_ release];
5944         name_ = nil;
5945     }
5946
5947     [files_ removeAllObjects];
5948
5949     if (package != nil) {
5950         package_ = [package retain];
5951         name_ = [[package id] retain];
5952
5953         if (NSArray *files = [package files])
5954             [files_ addObjectsFromArray:files];
5955
5956         if ([files_ count] != 0) {
5957             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5958                 [files_ removeObjectAtIndex:0];
5959             [files_ sortUsingSelector:@selector(compareByPath:)];
5960
5961             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5962             [stack addObject:@"/"];
5963
5964             for (int i(0), e([files_ count]); i != e; ++i) {
5965                 NSString *file = [files_ objectAtIndex:i];
5966                 while (![file hasPrefix:[stack lastObject]])
5967                     [stack removeLastObject];
5968                 NSString *directory = [stack lastObject];
5969                 [stack addObject:[file stringByAppendingString:@"/"]];
5970                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5971                     ([stack count] - 2) * 3, "",
5972                     [file substringFromIndex:[directory length]]
5973                 ]];
5974             }
5975         }
5976     }
5977
5978     [list_ reloadData];
5979 }
5980
5981 - (void) reloadData {
5982     [super reloadData];
5983
5984     [self setPackage:[database_ packageWithName:name_]];
5985 }
5986
5987 @end
5988 /* }}} */
5989 /* Package Controller {{{ */
5990 @interface CYPackageController : CYBrowserController <
5991     UIActionSheetDelegate
5992 > {
5993     _transient Database *database_;
5994     _H<Package> package_;
5995     _H<NSString> name_;
5996     bool commercial_;
5997     _H<NSMutableArray> buttons_;
5998     _H<UIBarButtonItem> button_;
5999 }
6000
6001 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
6002
6003 @end
6004
6005 @implementation CYPackageController
6006
6007 - (NSURL *) navigationURL {
6008     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6009 }
6010
6011 /* XXX: this is not safe at all... localization of /fail/ */
6012 - (void) _clickButtonWithName:(NSString *)name {
6013     if ([name isEqualToString:UCLocalize("CLEAR")])
6014         [delegate_ clearPackage:package_];
6015     else if ([name isEqualToString:UCLocalize("INSTALL")])
6016         [delegate_ installPackage:package_];
6017     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6018         [delegate_ installPackage:package_];
6019     else if ([name isEqualToString:UCLocalize("REMOVE")])
6020         [delegate_ removePackage:package_];
6021     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6022         [delegate_ installPackage:package_];
6023     else _assert(false);
6024 }
6025
6026 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6027     NSString *context([sheet context]);
6028
6029     if ([context isEqualToString:@"modify"]) {
6030         if (button != [sheet cancelButtonIndex]) {
6031             NSString *buttonName = [buttons_ objectAtIndex:button];
6032             [self _clickButtonWithName:buttonName];
6033         }
6034
6035         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6036     }
6037 }
6038
6039 - (bool) _allowJavaScriptPanel {
6040     return commercial_;
6041 }
6042
6043 #if !AlwaysReload
6044 - (void) _customButtonClicked {
6045     int count([buttons_ count]);
6046     if (count == 0)
6047         return;
6048
6049     if (count == 1)
6050         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6051     else {
6052         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6053         [buttons addObjectsFromArray:buttons_];
6054
6055         UIActionSheet *sheet = [[[UIActionSheet alloc]
6056             initWithTitle:nil
6057             delegate:self
6058             cancelButtonTitle:nil
6059             destructiveButtonTitle:nil
6060             otherButtonTitles:nil
6061         ] autorelease];
6062
6063         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6064         if (!IsWildcat_) {
6065            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6066            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6067         }
6068         [sheet setContext:@"modify"];
6069
6070         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6071     }
6072 }
6073
6074 // We don't want to allow non-commercial packages to do custom things to the install button,
6075 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6076 - (void) customButtonClicked {
6077     if (commercial_)
6078         [super customButtonClicked];
6079     else
6080         [self _customButtonClicked];
6081 }
6082
6083 - (void) reloadButtonClicked {
6084     // Don't reload a commerical package by tapping the loading button,
6085     // but if it's not an Install button, we should forward it on.
6086     if (![package_ uninstalled])
6087         [self _customButtonClicked];
6088 }
6089
6090 - (void) applyLoadingTitle {
6091     // Don't show "Loading" as the title. Ever.
6092 }
6093
6094 - (UIBarButtonItem *) rightButton {
6095     return button_;
6096 }
6097 #endif
6098
6099 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
6100     if ((self = [super init]) != nil) {
6101         database_ = database;
6102         buttons_ = [NSMutableArray arrayWithCapacity:4];
6103         name_ = [NSString stringWithString:name];
6104         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6105     } return self;
6106 }
6107
6108 - (void) reloadData {
6109     [super reloadData];
6110
6111     package_ = [database_ packageWithName:name_];
6112
6113     [buttons_ removeAllObjects];
6114
6115     if (package_ != nil) {
6116         [(Package *) package_ parse];
6117
6118         commercial_ = [package_ isCommercial];
6119
6120         if ([package_ mode] != nil)
6121             [buttons_ addObject:UCLocalize("CLEAR")];
6122         if ([package_ source] == nil);
6123         else if ([package_ upgradableAndEssential:NO])
6124             [buttons_ addObject:UCLocalize("UPGRADE")];
6125         else if ([package_ uninstalled])
6126             [buttons_ addObject:UCLocalize("INSTALL")];
6127         else
6128             [buttons_ addObject:UCLocalize("REINSTALL")];
6129         if (![package_ uninstalled])
6130             [buttons_ addObject:UCLocalize("REMOVE")];
6131     }
6132
6133     NSString *title;
6134     switch ([buttons_ count]) {
6135         case 0: title = nil; break;
6136         case 1: title = [buttons_ objectAtIndex:0]; break;
6137         default: title = UCLocalize("MODIFY"); break;
6138     }
6139
6140     button_ = [[[UIBarButtonItem alloc]
6141         initWithTitle:title
6142         style:UIBarButtonItemStylePlain
6143         target:self
6144         action:@selector(customButtonClicked)
6145     ] autorelease];
6146 }
6147
6148 - (bool) isLoading {
6149     return commercial_ ? [super isLoading] : false;
6150 }
6151
6152 @end
6153 /* }}} */
6154
6155 /* Package List Controller {{{ */
6156 @interface PackageListController : CYViewController <
6157     UITableViewDataSource,
6158     UITableViewDelegate
6159 > {
6160     _transient Database *database_;
6161     unsigned era_;
6162     NSMutableArray *packages_;
6163     NSMutableArray *sections_;
6164     UITableView *list_;
6165     NSMutableArray *index_;
6166     NSMutableDictionary *indices_;
6167     NSString *title_;
6168 }
6169
6170 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6171 - (void) setDelegate:(id)delegate;
6172 - (void) resetCursor;
6173
6174 @end
6175
6176 @implementation PackageListController
6177
6178 - (void) dealloc {
6179     [packages_ release];
6180     [sections_ release];
6181     [list_ release];
6182     [index_ release];
6183     [indices_ release];
6184     [title_ release];
6185
6186     [super dealloc];
6187 }
6188
6189 - (void) deselectWithAnimation:(BOOL)animated {
6190     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6191 }
6192
6193 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6194     CGRect base = [[self view] bounds];
6195     base.size.height -= bounds.size.height;
6196     base.origin = [list_ frame].origin;
6197
6198     [UIView beginAnimations:nil context:NULL];
6199     [UIView setAnimationBeginsFromCurrentState:YES];
6200     [UIView setAnimationCurve:curve];
6201     [UIView setAnimationDuration:duration];
6202     [list_ setFrame:base];
6203     [UIView commitAnimations];
6204 }
6205
6206 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6207     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6208 }
6209
6210 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6211     [self resizeForKeyboardBounds:bounds duration:0];
6212 }
6213
6214 - (void) keyboardWillShow:(NSNotification *)notification {
6215     CGRect bounds;
6216     CGPoint center;
6217     NSTimeInterval duration;
6218     UIViewAnimationCurve curve;
6219     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6220     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6221     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6222     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6223
6224     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);
6225     UIViewController *base = self;
6226     while ([base parentViewController] != nil)
6227         base = [base parentViewController];
6228     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6229     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6230
6231     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6232 }
6233
6234 - (void) keyboardWillHide:(NSNotification *)notification {
6235     NSTimeInterval duration;
6236     UIViewAnimationCurve curve;
6237     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6238     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6239
6240     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6241 }
6242
6243 - (void) viewWillAppear:(BOOL)animated {
6244     [super viewWillAppear:animated];
6245
6246     [self resizeForKeyboardBounds:CGRectZero];
6247     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6248     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6249 }
6250
6251 - (void) viewWillDisappear:(BOOL)animated {
6252     [super viewWillDisappear:animated];
6253
6254     [self resizeForKeyboardBounds:CGRectZero];
6255     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6256     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6257 }
6258
6259 - (void) viewDidAppear:(BOOL)animated {
6260     [super viewDidAppear:animated];
6261     [self deselectWithAnimation:animated];
6262 }
6263
6264 - (void) didSelectPackage:(Package *)package {
6265     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6266     [view setDelegate:delegate_];
6267     [[self navigationController] pushViewController:view animated:YES];
6268 }
6269
6270 #if TryIndexedCollation
6271 + (BOOL) hasIndexedCollation {
6272     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6273 }
6274 #endif
6275
6276 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6277     NSInteger count([sections_ count]);
6278     return count == 0 ? 1 : count;
6279 }
6280
6281 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6282     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6283         return nil;
6284     return [[sections_ objectAtIndex:section] name];
6285 }
6286
6287 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6288     if ([sections_ count] == 0)
6289         return 0;
6290     return [[sections_ objectAtIndex:section] count];
6291 }
6292
6293 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6294 @synchronized (database_) {
6295     if ([database_ era] != era_)
6296         return nil;
6297
6298     Section *section([sections_ objectAtIndex:[path section]]);
6299     NSInteger row([path row]);
6300     Package *package([packages_ objectAtIndex:([section row] + row)]);
6301     return [[package retain] autorelease];
6302 } }
6303
6304 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6305     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6306     if (cell == nil)
6307         cell = [[[PackageCell alloc] init] autorelease];
6308     [cell setPackage:[self packageAtIndexPath:path]];
6309     return cell;
6310 }
6311
6312 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6313     Package *package([self packageAtIndexPath:path]);
6314     package = [database_ packageWithName:[package id]];
6315     [self didSelectPackage:package];
6316 }
6317
6318 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6319     // XXX: is 20 the most optimal number here?
6320     return [packages_ count] > 20 ? index_ : nil;
6321 }
6322
6323 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6324 #if TryIndexedCollation
6325     if ([[self class] hasIndexedCollation]) {
6326         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6327     }
6328 #endif
6329
6330     return index;
6331 }
6332
6333 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6334     if ((self = [super init]) != nil) {
6335         database_ = database;
6336         title_ = [title copy];
6337         [[self navigationItem] setTitle:title_];
6338
6339 #if TryIndexedCollation
6340         if ([[self class] hasIndexedCollation])
6341             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6342         else
6343 #endif
6344             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6345
6346         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6347
6348         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6349         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6350
6351         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6352         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6353         [list_ setRowHeight:73];
6354         [[self view] addSubview:list_];
6355
6356         [list_ setDataSource:self];
6357         [list_ setDelegate:self];
6358     } return self;
6359 }
6360
6361 - (void) setDelegate:(id)delegate {
6362     delegate_ = delegate;
6363 }
6364
6365 - (bool) hasPackage:(Package *)package {
6366     return true;
6367 }
6368
6369 - (void) reloadData {
6370     [super reloadData];
6371
6372     era_ = [database_ era];
6373     NSArray *packages = [database_ packages];
6374
6375     [packages_ removeAllObjects];
6376     [sections_ removeAllObjects];
6377
6378     _profile(PackageTable$reloadData$Filter)
6379         for (Package *package in packages)
6380             if ([self hasPackage:package])
6381                 [packages_ addObject:package];
6382     _end
6383
6384     [indices_ removeAllObjects];
6385
6386     Section *section = nil;
6387
6388 #if TryIndexedCollation
6389     if ([[self class] hasIndexedCollation]) {
6390         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6391         NSArray *titles = [collation sectionIndexTitles];
6392         int secidx = -1;
6393
6394         _profile(PackageTable$reloadData$Section)
6395             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6396                 Package *package;
6397                 int index;
6398
6399                 _profile(PackageTable$reloadData$Section$Package)
6400                     package = [packages_ objectAtIndex:offset];
6401                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6402                 _end
6403
6404                 while (secidx < index) {
6405                     secidx += 1;
6406
6407                     _profile(PackageTable$reloadData$Section$Allocate)
6408                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6409                     _end
6410
6411                     _profile(PackageTable$reloadData$Section$Add)
6412                         [sections_ addObject:section];
6413                     _end
6414                 }
6415
6416                 [section addToCount];
6417             }
6418         _end
6419     } else
6420 #endif
6421     {
6422         [index_ removeAllObjects];
6423
6424         _profile(PackageTable$reloadData$Section)
6425             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6426                 Package *package;
6427                 unichar index;
6428
6429                 _profile(PackageTable$reloadData$Section$Package)
6430                     package = [packages_ objectAtIndex:offset];
6431                     index = [package index];
6432                 _end
6433
6434                 if (section == nil || [section index] != index) {
6435                     _profile(PackageTable$reloadData$Section$Allocate)
6436                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6437                     _end
6438
6439                     [index_ addObject:[section name]];
6440                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6441
6442                     _profile(PackageTable$reloadData$Section$Add)
6443                         [sections_ addObject:section];
6444                     _end
6445                 }
6446
6447                 [section addToCount];
6448             }
6449         _end
6450     }
6451
6452     _profile(PackageTable$reloadData$List)
6453         [list_ reloadData];
6454     _end
6455 }
6456
6457 - (void) resetCursor {
6458     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6459 }
6460
6461 @end
6462 /* }}} */
6463 /* Filtered Package List Controller {{{ */
6464 @interface FilteredPackageListController : PackageListController {
6465     SEL filter_;
6466     IMP imp_;
6467     id object_;
6468 }
6469
6470 - (void) setObject:(id)object;
6471 - (void) setObject:(id)object forFilter:(SEL)filter;
6472
6473 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6474
6475 @end
6476
6477 @implementation FilteredPackageListController
6478
6479 - (void) dealloc {
6480     if (object_ != nil)
6481         [object_ release];
6482     [super dealloc];
6483 }
6484
6485 - (void) setFilter:(SEL)filter {
6486     filter_ = filter;
6487
6488     /* XXX: this is an unsafe optimization of doomy hell */
6489     Method method(class_getInstanceMethod([Package class], filter));
6490     _assert(method != NULL);
6491     imp_ = method_getImplementation(method);
6492     _assert(imp_ != NULL);
6493 }
6494
6495 - (void) setObject:(id)object {
6496     if (object_ != nil)
6497         [object_ release];
6498     if (object == nil)
6499         object_ = nil;
6500     else
6501         object_ = [object retain];
6502 }
6503
6504 - (void) setObject:(id)object forFilter:(SEL)filter {
6505     [self setFilter:filter];
6506     [self setObject:object];
6507 }
6508
6509 - (bool) hasPackage:(Package *)package {
6510     _profile(FilteredPackageTable$hasPackage)
6511         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6512     _end
6513 }
6514
6515 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6516     if ((self = [super initWithDatabase:database title:title]) != nil) {
6517         [self setFilter:filter];
6518         [self setObject:object];
6519     } return self;
6520 }
6521
6522 @end
6523 /* }}} */
6524
6525 /* Home Controller {{{ */
6526 @interface HomeController : CYBrowserController {
6527 }
6528
6529 @end
6530
6531 @implementation HomeController
6532
6533 - (id) init {
6534     if ((self = [super init]) != nil) {
6535         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6536     } return self;
6537 }
6538
6539 - (NSURL *) navigationURL {
6540     return [NSURL URLWithString:@"cydia://home"];
6541 }
6542
6543 - (void) aboutButtonClicked {
6544     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6545
6546     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6547     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6548     [alert setCancelButtonIndex:0];
6549
6550     [alert setMessage:
6551         @"Copyright (C) 2008-2011\n"
6552         "Jay Freeman (saurik)\n"
6553         "saurik@saurik.com\n"
6554         "http://www.saurik.com/"
6555     ];
6556
6557     [alert show];
6558 }
6559
6560 - (void) viewDidLoad {
6561     [super viewDidLoad];
6562
6563     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6564         initWithTitle:UCLocalize("ABOUT")
6565         style:UIBarButtonItemStylePlain
6566         target:self
6567         action:@selector(aboutButtonClicked)
6568     ] autorelease]];
6569 }
6570
6571 @end
6572 /* }}} */
6573 /* Manage Controller {{{ */
6574 @interface ManageController : CYBrowserController {
6575 }
6576
6577 - (void) queueStatusDidChange;
6578
6579 @end
6580
6581 @implementation ManageController
6582
6583 - (id) init {
6584     if ((self = [super init]) != nil) {
6585         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6586     } return self;
6587 }
6588
6589 - (NSURL *) navigationURL {
6590     return [NSURL URLWithString:@"cydia://manage"];
6591 }
6592
6593 - (void) viewDidLoad {
6594     [super viewDidLoad];
6595
6596     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6597         initWithTitle:UCLocalize("SETTINGS")
6598         style:UIBarButtonItemStylePlain
6599         target:self
6600         action:@selector(settingsButtonClicked)
6601     ] autorelease]];
6602
6603     [self queueStatusDidChange];
6604 }
6605
6606 - (void) settingsButtonClicked {
6607     [delegate_ showSettings];
6608 }
6609
6610 #if !AlwaysReload
6611 - (void) queueButtonClicked {
6612     [delegate_ queue];
6613 }
6614
6615 - (void) applyLoadingTitle {
6616     // Disable "Loading" title.
6617 }
6618
6619 - (void) applyRightButton {
6620     // Disable right button.
6621 }
6622 #endif
6623
6624 - (void) queueStatusDidChange {
6625 #if !AlwaysReload
6626     if (!IsWildcat_ && Queuing_) {
6627         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6628             initWithTitle:UCLocalize("QUEUE")
6629             style:UIBarButtonItemStyleDone
6630             target:self
6631             action:@selector(queueButtonClicked)
6632         ] autorelease]];
6633     } else {
6634         [[self navigationItem] setRightBarButtonItem:nil];
6635     }
6636 #endif
6637 }
6638
6639 - (bool) isLoading {
6640     // Never show as loading.
6641     return false;
6642 }
6643
6644 @end
6645 /* }}} */
6646
6647 /* Refresh Bar {{{ */
6648 @interface RefreshBar : UINavigationBar {
6649     UIProgressIndicator *indicator_;
6650     UITextLabel *prompt_;
6651     UIProgressBar *progress_;
6652     UINavigationButton *cancel_;
6653 }
6654
6655 @end
6656
6657 @implementation RefreshBar
6658
6659 - (void) dealloc {
6660     [indicator_ release];
6661     [prompt_ release];
6662     [progress_ release];
6663     [cancel_ release];
6664     [super dealloc];
6665 }
6666
6667 - (void) positionViews {
6668     CGRect frame = [cancel_ frame];
6669     frame.size = [cancel_ sizeThatFits:frame.size];
6670     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6671     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6672     [cancel_ setFrame:frame];
6673
6674     CGSize prgsize = {75, 100};
6675     CGRect prgrect = {{
6676         [self frame].size.width - prgsize.width - 10,
6677         ([self frame].size.height - prgsize.height) / 2
6678     } , prgsize};
6679     [progress_ setFrame:prgrect];
6680
6681     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6682     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6683     CGRect indrect = {{indoffset, indoffset}, indsize};
6684     [indicator_ setFrame:indrect];
6685
6686     CGSize prmsize = {215, indsize.height + 4};
6687     CGRect prmrect = {{
6688         indoffset * 2 + indsize.width,
6689         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6690     }, prmsize};
6691     [prompt_ setFrame:prmrect];
6692 }
6693
6694 - (void) setFrame:(CGRect)frame {
6695     [super setFrame:frame];
6696     [self positionViews];
6697 }
6698
6699 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6700     if ((self = [super initWithFrame:frame]) != nil) {
6701         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6702
6703         [self setBarStyle:UIBarStyleBlack];
6704
6705         UIBarStyle barstyle([self _barStyle:NO]);
6706         bool ugly(barstyle == UIBarStyleDefault);
6707
6708         UIProgressIndicatorStyle style = ugly ?
6709             UIProgressIndicatorStyleMediumBrown :
6710             UIProgressIndicatorStyleMediumWhite;
6711
6712         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6713         [indicator_ setStyle:style];
6714         [indicator_ startAnimation];
6715         [self addSubview:indicator_];
6716
6717         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6718         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6719         [prompt_ setBackgroundColor:[UIColor clearColor]];
6720         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6721         [self addSubview:prompt_];
6722
6723         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6724         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6725         [progress_ setStyle:0];
6726         [self addSubview:progress_];
6727
6728         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6729         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6730         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6731         [cancel_ setBarStyle:barstyle];
6732
6733         [self positionViews];
6734     } return self;
6735 }
6736
6737 - (void) setCancellable:(bool)cancellable {
6738     if (cancellable)
6739         [self addSubview:cancel_];
6740     else
6741         [cancel_ removeFromSuperview];
6742 }
6743
6744 - (void) start {
6745     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6746     [progress_ setProgress:0];
6747 }
6748
6749 - (void) stop {
6750     [self setCancellable:NO];
6751 }
6752
6753 - (void) setPrompt:(NSString *)prompt {
6754     [prompt_ setText:prompt];
6755 }
6756
6757 - (void) setProgress:(float)progress {
6758     [progress_ setProgress:progress];
6759 }
6760
6761 @end
6762 /* }}} */
6763
6764 /* Cydia Navigation Controller Interface {{{ */
6765 @interface UINavigationController (Cydia)
6766
6767 - (NSArray *) navigationURLCollection;
6768 - (void) unloadData;
6769
6770 @end
6771 /* }}} */
6772
6773 /* Cydia Tab Bar Controller {{{ */
6774 @interface CYTabBarController : UITabBarController <
6775     UITabBarControllerDelegate,
6776     ProgressDelegate
6777 > {
6778     _transient Database *database_;
6779     RefreshBar *refreshbar_;
6780
6781     bool dropped_;
6782     bool updating_;
6783     // XXX: ok, "updatedelegate_"?...
6784     _transient NSObject<CydiaDelegate> *updatedelegate_;
6785
6786     id root_;
6787     UIViewController *remembered_;
6788     _transient UIViewController *transient_;
6789 }
6790
6791 - (NSArray *) navigationURLCollection;
6792 - (void) dropBar:(BOOL)animated;
6793 - (void) beginUpdate;
6794 - (void) raiseBar:(BOOL)animated;
6795 - (BOOL) updating;
6796 - (void) unloadData;
6797
6798 @end
6799
6800 @implementation CYTabBarController
6801
6802 - (void) setUnselectedViewController:(UIViewController *)transient {
6803     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6804     if (transient != nil) {
6805         if (transient_ == nil)
6806             remembered_ = [[controllers objectAtIndex:0] retain];
6807         transient_ = transient;
6808         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6809         [controllers replaceObjectAtIndex:0 withObject:transient_];
6810         [self setSelectedIndex:0];
6811         [self setViewControllers:controllers];
6812         [self concealTabBarSelection];
6813     } else if (remembered_ != nil) {
6814         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6815         transient_ = transient;
6816         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6817         [remembered_ release];
6818         remembered_ = nil;
6819         [self setViewControllers:controllers];
6820         [self revealTabBarSelection];
6821     }
6822 }
6823
6824 - (UIViewController *) unselectedViewController {
6825     return transient_;
6826 }
6827
6828 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6829     if ([self unselectedViewController])
6830         [self setUnselectedViewController:nil];
6831 }
6832
6833 - (NSArray *) navigationURLCollection {
6834     NSMutableArray *items([NSMutableArray array]);
6835
6836     // XXX: Should this deal with transient view controllers?
6837     for (id navigation in [self viewControllers]) {
6838         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6839         if (stack != nil)
6840             [items addObject:stack];
6841     }
6842
6843     return items;
6844 }
6845
6846 - (void) unloadData {
6847     UIViewController *selected([self selectedViewController]);
6848     for (UINavigationController *controller in [self viewControllers])
6849         [controller unloadData];
6850
6851     [selected reloadData];
6852
6853     if (UIViewController *unselected = [self unselectedViewController])
6854         [unselected reloadData];
6855
6856     [super unloadData];
6857 }
6858
6859 - (void) dealloc {
6860     [refreshbar_ release];
6861     [[NSNotificationCenter defaultCenter] removeObserver:self];
6862
6863     [super dealloc];
6864 }
6865
6866 - (id) initWithDatabase:(Database *)database {
6867     if ((self = [super init]) != nil) {
6868         database_ = database;
6869         [self setDelegate:self];
6870
6871         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6872         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6873
6874         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6875     } return self;
6876 }
6877
6878 - (void) setUpdate:(NSDate *)date {
6879     [self beginUpdate];
6880 }
6881
6882 - (void) beginUpdate {
6883     [refreshbar_ start];
6884     [self dropBar:YES];
6885
6886     [updatedelegate_ retainNetworkActivityIndicator];
6887     updating_ = true;
6888
6889     [NSThread
6890         detachNewThreadSelector:@selector(performUpdate)
6891         toTarget:self
6892         withObject:nil
6893     ];
6894 }
6895
6896 - (void) performUpdate { _pooled
6897     Status status;
6898     status.setDelegate(self);
6899     [database_ updateWithStatus:status];
6900
6901     [self
6902         performSelectorOnMainThread:@selector(completeUpdate)
6903         withObject:nil
6904         waitUntilDone:NO
6905     ];
6906 }
6907
6908 - (void) stopUpdateWithSelector:(SEL)selector {
6909     updating_ = false;
6910     [updatedelegate_ releaseNetworkActivityIndicator];
6911
6912     [self raiseBar:YES];
6913     [refreshbar_ stop];
6914
6915     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6916 }
6917
6918 - (void) completeUpdate {
6919     if (!updating_)
6920         return;
6921     [self stopUpdateWithSelector:@selector(reloadData)];
6922 }
6923
6924 - (void) cancelUpdate {
6925     [self stopUpdateWithSelector:@selector(updateData)];
6926 }
6927
6928 - (void) cancelPressed {
6929     [self cancelUpdate];
6930 }
6931
6932 - (BOOL) updating {
6933     return updating_;
6934 }
6935
6936 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6937     [refreshbar_ setPrompt:[event compoundMessage]];
6938 }
6939
6940 - (bool) isProgressCancelled {
6941     return !updating_;
6942 }
6943
6944 - (void) setProgressCancellable:(NSNumber *)cancellable {
6945     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6946 }
6947
6948 - (void) setProgressPercent:(NSNumber *)percent {
6949     [refreshbar_ setProgress:[percent floatValue]];
6950 }
6951
6952 - (void) setProgressStatus:(NSDictionary *)status {
6953     if (status != nil)
6954         [self setProgressPercent:[status objectForKey:@"Percent"]];
6955 }
6956
6957 - (void) setUpdateDelegate:(id)delegate {
6958     updatedelegate_ = delegate;
6959 }
6960
6961 - (CGFloat) statusBarHeight {
6962     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6963         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6964     } else {
6965         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6966     }
6967 }
6968
6969 - (UIView *) transitionView {
6970     if ([self respondsToSelector:@selector(_transitionView)])
6971         return [self _transitionView];
6972     else
6973         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6974 }
6975
6976 - (void) dropBar:(BOOL)animated {
6977     if (dropped_)
6978         return;
6979     dropped_ = true;
6980
6981     UIView *transition([self transitionView]);
6982     [[self view] addSubview:refreshbar_];
6983
6984     CGRect barframe([refreshbar_ frame]);
6985
6986     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6987         barframe.origin.y = [self statusBarHeight];
6988     else
6989         barframe.origin.y = 0;
6990
6991     [refreshbar_ setFrame:barframe];
6992
6993     if (animated)
6994         [UIView beginAnimations:nil context:NULL];
6995
6996     CGRect viewframe = [transition frame];
6997     viewframe.origin.y += barframe.size.height;
6998     viewframe.size.height -= barframe.size.height;
6999     [transition setFrame:viewframe];
7000
7001     if (animated)
7002         [UIView commitAnimations];
7003
7004     // Ensure bar has the proper width for our view, it might have changed
7005     barframe.size.width = viewframe.size.width;
7006     [refreshbar_ setFrame:barframe];
7007
7008     // XXX: fix Apple's layout bug
7009     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7010 }
7011
7012 - (void) raiseBar:(BOOL)animated {
7013     if (!dropped_)
7014         return;
7015     dropped_ = false;
7016
7017     UIView *transition([self transitionView]);
7018     [refreshbar_ removeFromSuperview];
7019
7020     CGRect barframe([refreshbar_ frame]);
7021
7022     if (animated)
7023         [UIView beginAnimations:nil context:NULL];
7024
7025     CGRect viewframe = [transition frame];
7026     viewframe.origin.y -= barframe.size.height;
7027     viewframe.size.height += barframe.size.height;
7028     [transition setFrame:viewframe];
7029
7030     if (animated)
7031         [UIView commitAnimations];
7032
7033     // XXX: fix Apple's layout bug
7034     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7035 }
7036
7037 #if 0
7038 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7039     // XXX: fix Apple's layout bug
7040     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7041 }
7042 #endif
7043
7044 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7045     bool dropped(dropped_);
7046
7047     if (dropped)
7048         [self raiseBar:NO];
7049
7050     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7051
7052     if (dropped)
7053         [self dropBar:NO];
7054
7055     // XXX: fix Apple's layout bug
7056     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7057 }
7058
7059 - (void) statusBarFrameChanged:(NSNotification *)notification {
7060     if (dropped_) {
7061         [self raiseBar:NO];
7062         [self dropBar:NO];
7063     }
7064 }
7065
7066 @end
7067 /* }}} */
7068
7069 /* Cydia Navigation Controller Implementation {{{ */
7070 @implementation UINavigationController (Cydia)
7071
7072 - (NSArray *) navigationURLCollection {
7073     NSMutableArray *stack([NSMutableArray array]);
7074
7075     for (CYViewController *controller in [self viewControllers]) {
7076         NSString *url = [[controller navigationURL] absoluteString];
7077         if (url != nil)
7078             [stack addObject:url];
7079     }
7080
7081     return stack;
7082 }
7083
7084 - (void) reloadData {
7085     [super reloadData];
7086
7087     if (UIViewController *visible = [self visibleViewController])
7088         [visible reloadData];
7089 }
7090
7091 - (void) unloadData {
7092     for (CYViewController *page in [self viewControllers])
7093         [page unloadData];
7094
7095     [super unloadData];
7096 }
7097
7098 @end
7099 /* }}} */
7100
7101 /* Cydia:// Protocol {{{ */
7102 @interface CydiaURLProtocol : NSURLProtocol {
7103 }
7104
7105 @end
7106
7107 @implementation CydiaURLProtocol
7108
7109 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7110     NSURL *url([request URL]);
7111     if (url == nil)
7112         return NO;
7113
7114     NSString *scheme([[url scheme] lowercaseString]);
7115     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7116         return YES;
7117     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7118         return YES;
7119
7120     return NO;
7121 }
7122
7123 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7124     return request;
7125 }
7126
7127 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7128     id<NSURLProtocolClient> client([self client]);
7129     if (icon == nil)
7130         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7131     else {
7132         NSData *data(UIImagePNGRepresentation(icon));
7133
7134         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7135         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7136         [client URLProtocol:self didLoadData:data];
7137         [client URLProtocolDidFinishLoading:self];
7138     }
7139 }
7140
7141 - (void) startLoading {
7142     id<NSURLProtocolClient> client([self client]);
7143     NSURLRequest *request([self request]);
7144
7145     NSURL *url([request URL]);
7146     NSString *href([url absoluteString]);
7147     NSString *scheme([[url scheme] lowercaseString]);
7148
7149     NSString *path;
7150
7151     if ([scheme isEqualToString:@"cydia"])
7152         path = [href substringFromIndex:8];
7153     else if ([scheme isEqualToString:@"about"])
7154         path = [href substringFromIndex:12];
7155     else _assert(false);
7156
7157     NSRange slash([path rangeOfString:@"/"]);
7158
7159     NSString *command;
7160     if (slash.location == NSNotFound) {
7161         command = path;
7162         path = nil;
7163     } else {
7164         command = [path substringToIndex:slash.location];
7165         path = [path substringFromIndex:(slash.location + 1)];
7166     }
7167
7168     Database *database([Database sharedInstance]);
7169
7170     if ([command isEqualToString:@"package-icon"]) {
7171         if (path == nil)
7172             goto fail;
7173         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7174         Package *package([database packageWithName:path]);
7175         if (package == nil)
7176             goto fail;
7177         UIImage *icon([package icon]);
7178         [self _returnPNGWithImage:icon forRequest:request];
7179     } else if ([command isEqualToString:@"source-icon"]) {
7180         if (path == nil)
7181             goto fail;
7182         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7183         NSString *source(Simplify(path));
7184         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7185         if (icon == nil)
7186             icon = [UIImage applicationImageNamed:@"unknown.png"];
7187         [self _returnPNGWithImage:icon forRequest:request];
7188     } else if ([command isEqualToString:@"uikit-image"]) {
7189         if (path == nil)
7190             goto fail;
7191         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7192         UIImage *icon(_UIImageWithName(path));
7193         [self _returnPNGWithImage:icon forRequest:request];
7194     } else if ([command isEqualToString:@"section-icon"]) {
7195         if (path == nil)
7196             goto fail;
7197         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7198         NSString *section(Simplify(path));
7199         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7200         if (icon == nil)
7201             icon = [UIImage applicationImageNamed:@"unknown.png"];
7202         [self _returnPNGWithImage:icon forRequest:request];
7203     } else fail: {
7204         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7205     }
7206 }
7207
7208 - (void) stopLoading {
7209 }
7210
7211 @end
7212 /* }}} */
7213
7214 /* Section Controller {{{ */
7215 @interface SectionController : FilteredPackageListController {
7216     _H<NSString> section_;
7217 }
7218
7219 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7220
7221 @end
7222
7223 @implementation SectionController
7224
7225 - (NSURL *) navigationURL {
7226     NSString *name = section_;
7227     if (name == nil)
7228         name = @"all";
7229
7230     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7231 }
7232
7233 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7234     NSString *title;
7235     if (name == nil)
7236         title = UCLocalize("ALL_PACKAGES");
7237     else if (![name isEqual:@""])
7238         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7239     else
7240         title = UCLocalize("NO_SECTION");
7241
7242     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7243         section_ = name;
7244     } return self;
7245 }
7246
7247 @end
7248 /* }}} */
7249 /* Sections Controller {{{ */
7250 @interface SectionsController : CYViewController <
7251     UITableViewDataSource,
7252     UITableViewDelegate
7253 > {
7254     _transient Database *database_;
7255     NSMutableArray *sections_;
7256     NSMutableArray *filtered_;
7257     UITableView *list_;
7258 }
7259
7260 - (id) initWithDatabase:(Database *)database;
7261 - (void) editButtonClicked;
7262
7263 @end
7264
7265 @implementation SectionsController
7266
7267 - (void) dealloc {
7268     [self releaseSubviews];
7269     [sections_ release];
7270     [filtered_ release];
7271
7272     [super dealloc];
7273 }
7274
7275 - (NSURL *) navigationURL {
7276     return [NSURL URLWithString:@"cydia://sections"];
7277 }
7278
7279 - (void) updateNavigationItem {
7280     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7281     if ([sections_ count] == 0) {
7282         [[self navigationItem] setRightBarButtonItem:nil];
7283     } else {
7284         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7285             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7286             target:self
7287             action:@selector(editButtonClicked)
7288         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7289     }
7290 }
7291
7292 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7293     [super setEditing:editing animated:animated];
7294
7295     if (editing)
7296         [list_ reloadData];
7297     else
7298         [delegate_ updateData];
7299
7300     [self updateNavigationItem];
7301 }
7302
7303 - (void) viewDidAppear:(BOOL)animated {
7304     [super viewDidAppear:animated];
7305     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7306 }
7307
7308 - (void) viewWillDisappear:(BOOL)animated {
7309     [super viewWillDisappear:animated];
7310     if ([self isEditing]) [self setEditing:NO];
7311 }
7312
7313 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7314     Section *section = nil;
7315     int index = [indexPath row];
7316     if (![self isEditing]) {
7317         index -= 1;
7318         if (index >= 0)
7319             section = [filtered_ objectAtIndex:index];
7320     } else {
7321         section = [sections_ objectAtIndex:index];
7322     }
7323     return section;
7324 }
7325
7326 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7327     if ([self isEditing])
7328         return [sections_ count];
7329     else
7330         return [filtered_ count] + 1;
7331 }
7332
7333 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7334     return 45.0f;
7335 }*/
7336
7337 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7338     static NSString *reuseIdentifier = @"SectionCell";
7339
7340     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7341     if (cell == nil)
7342         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7343
7344     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7345
7346     return cell;
7347 }
7348
7349 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7350     if ([self isEditing])
7351         return;
7352
7353     Section *section = [self sectionAtIndexPath:indexPath];
7354
7355     SectionController *controller = [[[SectionController alloc]
7356         initWithDatabase:database_
7357         section:[section name]
7358     ] autorelease];
7359     [controller setDelegate:delegate_];
7360
7361     [[self navigationController] pushViewController:controller animated:YES];
7362 }
7363
7364 - (void) loadView {
7365     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7366
7367     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7368     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7369     [list_ setRowHeight:45.0f];
7370     [list_ setDataSource:self];
7371     [list_ setDelegate:self];
7372     [[self view] addSubview:list_];
7373 }
7374
7375 - (void) viewDidLoad {
7376     [super viewDidLoad];
7377
7378     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7379 }
7380
7381 - (void) releaseSubviews {
7382     [list_ release];
7383     list_ = nil;
7384 }
7385
7386 - (id) initWithDatabase:(Database *)database {
7387     if ((self = [super init]) != nil) {
7388         database_ = database;
7389
7390         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7391         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7392     } return self;
7393 }
7394
7395 - (void) reloadData {
7396     [super reloadData];
7397
7398     NSArray *packages = [database_ packages];
7399
7400     [sections_ removeAllObjects];
7401     [filtered_ removeAllObjects];
7402
7403     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7404
7405     _trace();
7406     for (Package *package in packages) {
7407         NSString *name([package section]);
7408         NSString *key(name == nil ? @"" : name);
7409
7410         Section *section;
7411
7412         _profile(SectionsView$reloadData$Section)
7413             section = [sections objectForKey:key];
7414             if (section == nil) {
7415                 _profile(SectionsView$reloadData$Section$Allocate)
7416                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7417                     [sections setObject:section forKey:key];
7418                 _end
7419             }
7420         _end
7421
7422         [section addToCount];
7423
7424         _profile(SectionsView$reloadData$Filter)
7425             if (![package valid] || ![package visible])
7426                 continue;
7427         _end
7428
7429         [section addToRow];
7430     }
7431     _trace();
7432
7433     [sections_ addObjectsFromArray:[sections allValues]];
7434
7435     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7436
7437     for (Section *section in sections_) {
7438         size_t count([section row]);
7439         if (count == 0)
7440             continue;
7441
7442         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7443         [section setCount:count];
7444         [filtered_ addObject:section];
7445     }
7446
7447     [self updateNavigationItem];
7448     [list_ reloadData];
7449     _trace();
7450 }
7451
7452 - (void) editButtonClicked {
7453     [self setEditing:![self isEditing] animated:YES];
7454 }
7455
7456 @end
7457 /* }}} */
7458
7459 /* Changes Controller {{{ */
7460 @interface ChangesController : CYViewController <
7461     UITableViewDataSource,
7462     UITableViewDelegate
7463 > {
7464     _transient Database *database_;
7465     unsigned era_;
7466     CFMutableArrayRef packages_;
7467     NSMutableArray *sections_;
7468     UITableView *list_;
7469     unsigned upgrades_;
7470 }
7471
7472 - (id) initWithDatabase:(Database *)database;
7473
7474 @end
7475
7476 @implementation ChangesController
7477
7478 - (void) dealloc {
7479     [self releaseSubviews];
7480     CFRelease(packages_);
7481     [sections_ release];
7482
7483     [super dealloc];
7484 }
7485
7486 - (NSURL *) navigationURL {
7487     return [NSURL URLWithString:@"cydia://changes"];
7488 }
7489
7490 - (void) viewDidAppear:(BOOL)animated {
7491     [super viewDidAppear:animated];
7492     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7493 }
7494
7495 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7496     NSInteger count([sections_ count]);
7497     return count == 0 ? 1 : count;
7498 }
7499
7500 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7501     if ([sections_ count] == 0)
7502         return nil;
7503     return [[sections_ objectAtIndex:section] name];
7504 }
7505
7506 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7507     if ([sections_ count] == 0)
7508         return 0;
7509     return [[sections_ objectAtIndex:section] count];
7510 }
7511
7512 - (Package *) packageAtIndex:(NSUInteger)index {
7513     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7514 }
7515
7516 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7517 @synchronized (database_) {
7518     if ([database_ era] != era_)
7519         return nil;
7520
7521     NSUInteger sectionIndex([path section]);
7522     if (sectionIndex >= [sections_ count])
7523         return nil;
7524     Section *section([sections_ objectAtIndex:sectionIndex]);
7525     NSInteger row([path row]);
7526     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7527 } }
7528
7529 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7530     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7531     if (cell == nil)
7532         cell = [[[PackageCell alloc] init] autorelease];
7533     [cell setPackage:[self packageAtIndexPath:path]];
7534     return cell;
7535 }
7536
7537 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7538     Package *package([self packageAtIndexPath:path]);
7539     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7540     [view setDelegate:delegate_];
7541     [[self navigationController] pushViewController:view animated:YES];
7542     return path;
7543 }
7544
7545 - (void) refreshButtonClicked {
7546     [delegate_ beginUpdate];
7547     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7548 }
7549
7550 - (void) upgradeButtonClicked {
7551     [delegate_ distUpgrade];
7552 }
7553
7554 - (void) loadView {
7555     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7556
7557     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7558     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7559     [list_ setRowHeight:73];
7560     [list_ setDataSource:self];
7561     [list_ setDelegate:self];
7562     [[self view] addSubview:list_];
7563 }
7564
7565 - (void) viewDidLoad {
7566     [super viewDidLoad];
7567
7568     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7569 }
7570
7571 - (void) releaseSubviews {
7572     [list_ release];
7573     list_ = nil;
7574 }
7575
7576 - (id) initWithDatabase:(Database *)database {
7577     if ((self = [super init]) != nil) {
7578         database_ = database;
7579
7580         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7581         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7582     } return self;
7583 }
7584
7585 // this mostly works because reloadData (below) is @synchronized (database_)
7586 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7587 - (void) _reloadPackages:(NSArray *)packages {
7588     CFRelease(packages_);
7589     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7590
7591     _trace();
7592     _profile(ChangesController$_reloadPackages$Filter)
7593         for (Package *package in packages)
7594             if ([package upgradableAndEssential:YES] || [package visible])
7595                 CFArrayAppendValue(packages_, package);
7596     _end
7597     _trace();
7598     _profile(ChangesController$_reloadPackages$radixSort)
7599         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7600     _end
7601     _trace();
7602 }
7603
7604 - (void) _reloadData {
7605 @synchronized (database_) {
7606     era_ = [database_ era];
7607     NSArray *packages = [database_ packages];
7608
7609     [sections_ removeAllObjects];
7610
7611 #if 1
7612     UIProgressHUD *hud([delegate_ addProgressHUD]);
7613     [hud setText:UCLocalize("LOADING")];
7614     //NSLog(@"HUD:%@::%@", delegate_, hud);
7615     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7616     [delegate_ removeProgressHUD:hud];
7617 #else
7618     [self _reloadPackages:packages];
7619 #endif
7620
7621     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7622     Section *ignored = nil;
7623     Section *section = nil;
7624     time_t last = 0;
7625
7626     upgrades_ = 0;
7627     bool unseens = false;
7628
7629     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7630
7631     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7632         Package *package = [self packageAtIndex:offset];
7633
7634         BOOL uae = [package upgradableAndEssential:YES];
7635
7636         if (!uae) {
7637             unseens = true;
7638             time_t seen([package seen]);
7639
7640             if (section == nil || last != seen) {
7641                 last = seen;
7642
7643                 NSString *name;
7644                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7645                 [name autorelease];
7646
7647                 _profile(ChangesController$reloadData$Allocate)
7648                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7649                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7650                     [sections_ addObject:section];
7651                 _end
7652             }
7653
7654             [section addToCount];
7655         } else if ([package ignored]) {
7656             if (ignored == nil) {
7657                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7658             }
7659             [ignored addToCount];
7660         } else {
7661             ++upgrades_;
7662             [upgradable addToCount];
7663         }
7664     }
7665     _trace();
7666
7667     CFRelease(formatter);
7668
7669     if (unseens) {
7670         Section *last = [sections_ lastObject];
7671         size_t count = [last count];
7672         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7673         [sections_ removeLastObject];
7674     }
7675
7676     if ([ignored count] != 0)
7677         [sections_ insertObject:ignored atIndex:0];
7678     if (upgrades_ != 0)
7679         [sections_ insertObject:upgradable atIndex:0];
7680
7681     [list_ reloadData];
7682
7683     if (upgrades_ > 0)
7684         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7685             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7686             style:UIBarButtonItemStylePlain
7687             target:self
7688             action:@selector(upgradeButtonClicked)
7689         ] autorelease]];
7690
7691     if (![delegate_ updating])
7692         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7693             initWithTitle:UCLocalize("REFRESH")
7694             style:UIBarButtonItemStylePlain
7695             target:self
7696             action:@selector(refreshButtonClicked)
7697         ] autorelease]];
7698
7699     PrintTimes();
7700 } }
7701
7702 - (void) reloadData {
7703     [super reloadData];
7704     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7705 }
7706
7707 @end
7708 /* }}} */
7709 /* Search Controller {{{ */
7710 @interface SearchController : FilteredPackageListController <
7711     UISearchBarDelegate
7712 > {
7713     _H<UISearchBar> search_;
7714     BOOL searchloaded_;
7715 }
7716
7717 - (id) initWithDatabase:(Database *)database;
7718 - (void) setSearchTerm:(NSString *)term;
7719 - (void) reloadData;
7720
7721 @end
7722
7723 @implementation SearchController
7724
7725 - (void) dealloc {
7726     [search_ setDelegate:nil];
7727     [super dealloc];
7728 }
7729
7730 - (NSURL *) navigationURL {
7731     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7732         return [NSURL URLWithString:@"cydia://search"];
7733     else
7734         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7735 }
7736
7737 - (void) setSearchTerm:(NSString *)searchTerm {
7738     [search_ setText:searchTerm];
7739     [self reloadData];
7740 }
7741
7742 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7743     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7744     [search_ resignFirstResponder];
7745     [self reloadData];
7746 }
7747
7748 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7749     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7750     [self reloadData];
7751 }
7752
7753 - (id) initWithDatabase:(Database *)database {
7754     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7755         search_ = [[[UISearchBar alloc] init] autorelease];
7756         [search_ setDelegate:self];
7757     } return self;
7758 }
7759
7760 - (void) viewDidAppear:(BOOL)animated {
7761     [super viewDidAppear:animated];
7762
7763     if (!searchloaded_) {
7764         searchloaded_ = YES;
7765         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7766         [search_ layoutSubviews];
7767         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7768
7769         UITextField *textField;
7770         if ([search_ respondsToSelector:@selector(searchField)])
7771             textField = [search_ searchField];
7772         else
7773             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7774
7775         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7776         [textField setEnablesReturnKeyAutomatically:NO];
7777         [[self navigationItem] setTitleView:textField];
7778     }
7779 }
7780
7781 - (void) reloadData {
7782     [self setObject:[search_ text]];
7783     [self resetCursor];
7784
7785     [super reloadData];
7786 }
7787
7788 - (void) didSelectPackage:(Package *)package {
7789     [search_ resignFirstResponder];
7790     [super didSelectPackage:package];
7791 }
7792
7793 @end
7794 /* }}} */
7795 /* Package Settings Controller {{{ */
7796 @interface PackageSettingsController : CYViewController <
7797     UITableViewDataSource,
7798     UITableViewDelegate
7799 > {
7800     _transient Database *database_;
7801     NSString *name_;
7802     Package *package_;
7803     UITableView *table_;
7804     UISwitch *subscribedSwitch_;
7805     UISwitch *ignoredSwitch_;
7806     UITableViewCell *subscribedCell_;
7807     UITableViewCell *ignoredCell_;
7808 }
7809
7810 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7811
7812 @end
7813
7814 @implementation PackageSettingsController
7815
7816 - (void) dealloc {
7817     [self releaseSubviews];
7818     [name_ release];
7819     [package_ release];
7820
7821     [super dealloc];
7822 }
7823
7824 - (NSURL *) navigationURL {
7825     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7826 }
7827
7828 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7829     if (package_ == nil)
7830         return 0;
7831
7832     if ([package_ installed] == nil)
7833         return 1;
7834     else
7835         return 2;
7836 }
7837
7838 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7839     if (package_ == nil)
7840         return 0;
7841
7842     // both sections contain just one item right now.
7843     return 1;
7844 }
7845
7846 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7847     return nil;
7848 }
7849
7850 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7851     if (section == 0)
7852         return UCLocalize("SHOW_ALL_CHANGES_EX");
7853     else
7854         return UCLocalize("IGNORE_UPGRADES_EX");
7855 }
7856
7857 - (void) onSubscribed:(id)control {
7858     bool value([control isOn]);
7859     if (package_ == nil)
7860         return;
7861     if ([package_ setSubscribed:value])
7862         [delegate_ updateData];
7863 }
7864
7865 - (void) _updateIgnored {
7866     const char *package([name_ UTF8String]);
7867     bool on([ignoredSwitch_ isOn]);
7868
7869     pid_t pid(ExecFork());
7870     if (pid == 0) {
7871         FILE *dpkg(popen("dpkg --set-selections", "w"));
7872         fwrite(package, strlen(package), 1, dpkg);
7873
7874         if (on)
7875             fwrite(" hold\n", 6, 1, dpkg);
7876         else
7877             fwrite(" install\n", 9, 1, dpkg);
7878
7879         pclose(dpkg);
7880
7881         exit(0);
7882         _assert(false);
7883     }
7884
7885     _forever {
7886         int status;
7887         int result(waitpid(pid, &status, 0));
7888
7889         if (result != -1) {
7890             _assert(result == pid);
7891             break;
7892         }
7893     }
7894 }
7895
7896 - (void) onIgnored:(id)control {
7897     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7898     [invocation setTarget:self];
7899     [invocation setSelector:@selector(_updateIgnored)];
7900
7901     [delegate_ reloadDataWithInvocation:invocation];
7902 }
7903
7904 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7905     if (package_ == nil)
7906         return nil;
7907
7908     switch ([indexPath section]) {
7909         case 0: return subscribedCell_;
7910         case 1: return ignoredCell_;
7911
7912         _nodefault
7913     }
7914
7915     return nil;
7916 }
7917
7918 - (void) loadView {
7919     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7920
7921     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7922     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7923     [table_ setDataSource:self];
7924     [table_ setDelegate:self];
7925     [[self view] addSubview:table_];
7926
7927     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7928     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7929     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7930
7931     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7932     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7933     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7934
7935     subscribedCell_ = [[UITableViewCell alloc] init];
7936     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7937     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7938     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7939
7940     ignoredCell_ = [[UITableViewCell alloc] init];
7941     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7942     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7943     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7944 }
7945
7946 - (void) viewDidLoad {
7947     [super viewDidLoad];
7948
7949     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7950 }
7951
7952 - (void) releaseSubviews {
7953     [ignoredCell_ release];
7954     ignoredCell_ = nil;
7955
7956     [subscribedCell_ release];
7957     subscribedCell_ = nil;
7958
7959     [table_ release];
7960     table_ = nil;
7961
7962     [ignoredSwitch_ release];
7963     ignoredSwitch_ = nil;
7964
7965     [subscribedSwitch_ release];
7966     subscribedSwitch_ = nil;
7967 }
7968
7969 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7970     if ((self = [super init]) != nil) {
7971         database_ = database;
7972         name_ = [package retain];
7973     } return self;
7974 }
7975
7976 - (void) reloadData {
7977     [super reloadData];
7978
7979     if (package_ != nil)
7980         [package_ autorelease];
7981     package_ = [database_ packageWithName:name_];
7982
7983     if (package_ != nil) {
7984         package_ = [package_ retain];
7985         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7986         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7987     } // XXX: what now, G?
7988
7989     [table_ reloadData];
7990 }
7991
7992 @end
7993 /* }}} */
7994
7995 /* Installed Controller {{{ */
7996 @interface InstalledController : FilteredPackageListController {
7997     BOOL expert_;
7998 }
7999
8000 - (id) initWithDatabase:(Database *)database;
8001
8002 - (void) updateRoleButton;
8003 - (void) queueStatusDidChange;
8004
8005 @end
8006
8007 @implementation InstalledController
8008
8009 - (void) dealloc {
8010     [super dealloc];
8011 }
8012
8013 - (NSURL *) navigationURL {
8014     return [NSURL URLWithString:@"cydia://installed"];
8015 }
8016
8017 - (id) initWithDatabase:(Database *)database {
8018     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8019         [self updateRoleButton];
8020         [self queueStatusDidChange];
8021     } return self;
8022 }
8023
8024 #if !AlwaysReload
8025 - (void) queueButtonClicked {
8026     [delegate_ queue];
8027 }
8028 #endif
8029
8030 - (void) queueStatusDidChange {
8031 #if !AlwaysReload
8032     if (IsWildcat_) {
8033         if (Queuing_) {
8034             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8035                 initWithTitle:UCLocalize("QUEUE")
8036                 style:UIBarButtonItemStyleDone
8037                 target:self
8038                 action:@selector(queueButtonClicked)
8039             ] autorelease]];
8040         } else {
8041             [[self navigationItem] setLeftBarButtonItem:nil];
8042         }
8043     }
8044 #endif
8045 }
8046
8047 - (void) updateRoleButton {
8048     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8049         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8050             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8051             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8052             target:self
8053             action:@selector(roleButtonClicked)
8054         ] autorelease]];
8055 }
8056
8057 - (void) roleButtonClicked {
8058     [self setObject:[NSNumber numberWithBool:expert_]];
8059     [self reloadData];
8060     expert_ = !expert_;
8061
8062     [self updateRoleButton];
8063 }
8064
8065 @end
8066 /* }}} */
8067
8068 /* Source Cell {{{ */
8069 @interface SourceCell : CYTableViewCell <
8070     ContentDelegate
8071 > {
8072     UIImage *icon_;
8073     NSString *origin_;
8074     NSString *label_;
8075 }
8076
8077 - (void) setSource:(Source *)source;
8078
8079 @end
8080
8081 @implementation SourceCell
8082
8083 - (void) clearSource {
8084     [icon_ release];
8085     [origin_ release];
8086     [label_ release];
8087
8088     icon_ = nil;
8089     origin_ = nil;
8090     label_ = nil;
8091 }
8092
8093 - (void) setSource:(Source *)source {
8094     [self clearSource];
8095
8096     if (icon_ == nil)
8097         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
8098     if (icon_ == nil)
8099         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8100     icon_ = [icon_ retain];
8101
8102     origin_ = [[source name] retain];
8103     label_ = [[source uri] retain];
8104
8105     [content_ setNeedsDisplay];
8106 }
8107
8108 - (void) dealloc {
8109     [self clearSource];
8110     [super dealloc];
8111 }
8112
8113 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8114     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8115         UIView *content([self contentView]);
8116         CGRect bounds([content bounds]);
8117
8118         content_ = [[ContentView alloc] initWithFrame:bounds];
8119         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8120         [content_ setBackgroundColor:[UIColor whiteColor]];
8121         [content addSubview:content_];
8122
8123         [content_ setDelegate:self];
8124         [content_ setOpaque:YES];
8125     } return self;
8126 }
8127
8128 - (NSString *) accessibilityLabel {
8129     return label_;
8130 }
8131
8132 - (void) drawContentRect:(CGRect)rect {
8133     bool highlighted(highlighted_);
8134     float width(rect.size.width);
8135
8136     if (icon_ != nil)
8137         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8138
8139     if (highlighted)
8140         UISetColor(White_);
8141
8142     if (!highlighted)
8143         UISetColor(Black_);
8144     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8145
8146     if (!highlighted)
8147         UISetColor(Blue_);
8148     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8149 }
8150
8151 @end
8152 /* }}} */
8153 /* Source Controller {{{ */
8154 @interface SourceController : FilteredPackageListController {
8155     _transient Source *source_;
8156     NSString *key_;
8157 }
8158
8159 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8160
8161 @end
8162
8163 @implementation SourceController
8164
8165 - (NSURL *) navigationURL {
8166     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8167 }
8168
8169 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8170     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8171         source_ = source;
8172         key_ = [[source key] retain];
8173     } return self;
8174 }
8175
8176 - (void) reloadData {
8177     source_ = [database_ sourceWithKey:key_];
8178     [key_ release];
8179     key_ = [[source_ key] retain];
8180     [self setObject:source_];
8181
8182     [[self navigationItem] setTitle:[source_ label]];
8183
8184     [super reloadData];
8185 }
8186
8187 @end
8188 /* }}} */
8189 /* Sources Controller {{{ */
8190 @interface SourcesController : CYViewController <
8191     UITableViewDataSource,
8192     UITableViewDelegate
8193 > {
8194     _transient Database *database_;
8195     UITableView *list_;
8196     NSMutableArray *sources_;
8197     int offset_;
8198
8199     NSString *href_;
8200     UIProgressHUD *hud_;
8201     NSError *error_;
8202
8203     //NSURLConnection *installer_;
8204     NSURLConnection *trivial_;
8205     NSURLConnection *trivial_bz2_;
8206     NSURLConnection *trivial_gz_;
8207     //NSURLConnection *automatic_;
8208
8209     BOOL cydia_;
8210 }
8211
8212 - (id) initWithDatabase:(Database *)database;
8213 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8214
8215 @end
8216
8217 @implementation SourcesController
8218
8219 - (void) _releaseConnection:(NSURLConnection *)connection {
8220     if (connection != nil) {
8221         [connection cancel];
8222         //[connection setDelegate:nil];
8223         [connection release];
8224     }
8225 }
8226
8227 - (void) dealloc {
8228     [self releaseSubviews];
8229
8230     [href_ release];
8231     [hud_ release];
8232     [error_ release];
8233
8234     //[self _releaseConnection:installer_];
8235     [self _releaseConnection:trivial_];
8236     [self _releaseConnection:trivial_gz_];
8237     [self _releaseConnection:trivial_bz2_];
8238     //[self _releaseConnection:automatic_];
8239
8240     [sources_ release];
8241     [super dealloc];
8242 }
8243
8244 - (NSURL *) navigationURL {
8245     return [NSURL URLWithString:@"cydia://sources"];
8246 }
8247
8248 - (void) viewDidAppear:(BOOL)animated {
8249     [super viewDidAppear:animated];
8250     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8251 }
8252
8253 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8254     return offset_ == 0 ? 1 : 2;
8255 }
8256
8257 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8258     switch (section + (offset_ == 0 ? 1 : 0)) {
8259         case 0: return UCLocalize("ENTERED_BY_USER");
8260         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8261
8262         _nodefault
8263     }
8264 }
8265
8266 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8267     int count = [sources_ count];
8268     switch (section) {
8269         case 0: return (offset_ == 0 ? count : offset_);
8270         case 1: return count - offset_;
8271
8272         _nodefault
8273     }
8274 }
8275
8276 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8277     unsigned idx = 0;
8278     switch (indexPath.section) {
8279         case 0: idx = indexPath.row; break;
8280         case 1: idx = indexPath.row + offset_; break;
8281
8282         _nodefault
8283     }
8284     return [sources_ objectAtIndex:idx];
8285 }
8286
8287 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8288     static NSString *cellIdentifier = @"SourceCell";
8289
8290     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8291     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8292     [cell setSource:[self sourceAtIndexPath:indexPath]];
8293     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8294
8295     return cell;
8296 }
8297
8298 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8299     Source *source = [self sourceAtIndexPath:indexPath];
8300
8301     SourceController *controller = [[[SourceController alloc]
8302         initWithDatabase:database_
8303         source:source
8304     ] autorelease];
8305
8306     [controller setDelegate:delegate_];
8307
8308     [[self navigationController] pushViewController:controller animated:YES];
8309 }
8310
8311 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8312     Source *source = [self sourceAtIndexPath:indexPath];
8313     return [source record] != nil;
8314 }
8315
8316 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8317     Source *source = [self sourceAtIndexPath:indexPath];
8318     [Sources_ removeObjectForKey:[source key]];
8319     [delegate_ syncData];
8320 }
8321
8322 - (void) complete {
8323     [delegate_ addTrivialSource:href_];
8324     [delegate_ syncData];
8325 }
8326
8327 - (NSString *) getWarning {
8328     NSString *href(href_);
8329     NSRange colon([href rangeOfString:@"://"]);
8330     if (colon.location != NSNotFound)
8331         href = [href substringFromIndex:(colon.location + 3)];
8332     href = [href stringByAddingPercentEscapes];
8333     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8334     href = [href stringByCachingURLWithCurrentCDN];
8335
8336     NSURL *url([NSURL URLWithString:href]);
8337
8338     NSStringEncoding encoding;
8339     NSError *error(nil);
8340
8341     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8342         return [warning length] == 0 ? nil : warning;
8343     return nil;
8344 }
8345
8346 - (void) _endConnection:(NSURLConnection *)connection {
8347     // XXX: the memory management in this method is horribly awkward
8348
8349     NSURLConnection **field = NULL;
8350     if (connection == trivial_)
8351         field = &trivial_;
8352     else if (connection == trivial_bz2_)
8353         field = &trivial_bz2_;
8354     else if (connection == trivial_gz_)
8355         field = &trivial_gz_;
8356     _assert(field != NULL);
8357     [connection release];
8358     *field = nil;
8359
8360     if (
8361         trivial_ == nil &&
8362         trivial_bz2_ == nil &&
8363         trivial_gz_ == nil
8364     ) {
8365         bool defer(false);
8366
8367         if (cydia_) {
8368             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8369                 defer = true;
8370
8371                 UIAlertView *alert = [[[UIAlertView alloc]
8372                     initWithTitle:UCLocalize("SOURCE_WARNING")
8373                     message:warning
8374                     delegate:self
8375                     cancelButtonTitle:UCLocalize("CANCEL")
8376                     otherButtonTitles:
8377                         UCLocalize("ADD_ANYWAY"),
8378                     nil
8379                 ] autorelease];
8380
8381                 [alert setContext:@"warning"];
8382                 [alert setNumberOfRows:1];
8383                 [alert show];
8384             } else
8385                 [self complete];
8386         } else if (error_ != nil) {
8387             UIAlertView *alert = [[[UIAlertView alloc]
8388                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8389                 message:[error_ localizedDescription]
8390                 delegate:self
8391                 cancelButtonTitle:UCLocalize("OK")
8392                 otherButtonTitles:nil
8393             ] autorelease];
8394
8395             [alert setContext:@"urlerror"];
8396             [alert show];
8397         } else {
8398             UIAlertView *alert = [[[UIAlertView alloc]
8399                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8400                 message:UCLocalize("NOT_REPOSITORY_EX")
8401                 delegate:self
8402                 cancelButtonTitle:UCLocalize("OK")
8403                 otherButtonTitles:nil
8404             ] autorelease];
8405
8406             [alert setContext:@"trivial"];
8407             [alert show];
8408         }
8409
8410         [delegate_ releaseNetworkActivityIndicator];
8411
8412         [delegate_ removeProgressHUD:hud_];
8413         [hud_ autorelease];
8414         hud_ = nil;
8415
8416         if (!defer) {
8417             [href_ release];
8418             href_ = nil;
8419         }
8420
8421         if (error_ != nil) {
8422             [error_ release];
8423             error_ = nil;
8424         }
8425     }
8426 }
8427
8428 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8429     switch ([response statusCode]) {
8430         case 200:
8431             cydia_ = YES;
8432     }
8433 }
8434
8435 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8436     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8437     if (error_ != nil)
8438         error_ = [error retain];
8439     [self _endConnection:connection];
8440 }
8441
8442 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8443     [self _endConnection:connection];
8444 }
8445
8446 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8447     NSMutableURLRequest *request = [NSMutableURLRequest
8448         requestWithURL:[NSURL URLWithString:href]
8449         cachePolicy:NSURLRequestUseProtocolCachePolicy
8450         timeoutInterval:120.0
8451     ];
8452
8453     [request setHTTPMethod:method];
8454
8455     if (Machine_ != NULL)
8456         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8457     if (UniqueID_ != nil)
8458         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8459
8460     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8461 }
8462
8463 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8464     NSString *context([alert context]);
8465
8466     if ([context isEqualToString:@"source"]) {
8467         switch (button) {
8468             case 1: {
8469                 NSString *href = [[alert textField] text];
8470
8471                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8472
8473                 if (![href hasSuffix:@"/"])
8474                     href_ = [href stringByAppendingString:@"/"];
8475                 else
8476                     href_ = href;
8477                 href_ = [href_ retain];
8478
8479                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8480                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8481                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8482                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8483
8484                 cydia_ = false;
8485
8486                 // XXX: this is stupid
8487                 hud_ = [[delegate_ addProgressHUD] retain];
8488                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8489                 [delegate_ retainNetworkActivityIndicator];
8490             } break;
8491
8492             case 0:
8493             break;
8494
8495             _nodefault
8496         }
8497
8498         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8499     } else if ([context isEqualToString:@"trivial"])
8500         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8501     else if ([context isEqualToString:@"urlerror"])
8502         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8503     else if ([context isEqualToString:@"warning"]) {
8504         switch (button) {
8505             case 1:
8506                 [self complete];
8507             break;
8508
8509             case 0:
8510             break;
8511
8512             _nodefault
8513         }
8514
8515         [href_ release];
8516         href_ = nil;
8517
8518         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8519     }
8520 }
8521
8522 - (void) loadView {
8523     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8524
8525     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8526     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8527     [list_ setRowHeight:56];
8528     [list_ setDataSource:self];
8529     [list_ setDelegate:self];
8530     [[self view] addSubview:list_];
8531 }
8532
8533 - (void) viewDidLoad {
8534     [super viewDidLoad];
8535
8536     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8537     [self updateButtonsForEditingStatus:NO animated:NO];
8538 }
8539
8540 - (void) releaseSubviews {
8541     [list_ release];
8542     list_ = nil;
8543 }
8544
8545 - (id) initWithDatabase:(Database *)database {
8546     if ((self = [super init]) != nil) {
8547         database_ = database;
8548         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8549     } return self;
8550 }
8551
8552 - (void) reloadData {
8553     [super reloadData];
8554
8555     pkgSourceList list;
8556     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8557         return;
8558
8559     [sources_ removeAllObjects];
8560     [sources_ addObjectsFromArray:[database_ sources]];
8561     _trace();
8562     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8563     _trace();
8564
8565     int count([sources_ count]);
8566     offset_ = 0;
8567     for (int i = 0; i != count; i++) {
8568         if ([[sources_ objectAtIndex:i] record] == nil)
8569             break;
8570         offset_++;
8571     }
8572
8573     [list_ setEditing:NO];
8574     [self updateButtonsForEditingStatus:NO animated:NO];
8575     [list_ reloadData];
8576 }
8577
8578 - (void) showAddSourcePrompt {
8579     UIAlertView *alert = [[[UIAlertView alloc]
8580         initWithTitle:UCLocalize("ENTER_APT_URL")
8581         message:nil
8582         delegate:self
8583         cancelButtonTitle:UCLocalize("CANCEL")
8584         otherButtonTitles:
8585             UCLocalize("ADD_SOURCE"),
8586         nil
8587     ] autorelease];
8588
8589     [alert setContext:@"source"];
8590     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8591
8592     [alert setNumberOfRows:1];
8593     [alert addTextFieldWithValue:@"http://" label:@""];
8594
8595     UITextInputTraits *traits = [[alert textField] textInputTraits];
8596     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8597     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8598     [traits setKeyboardType:UIKeyboardTypeURL];
8599     // XXX: UIReturnKeyDone
8600     [traits setReturnKeyType:UIReturnKeyNext];
8601
8602     [alert show];
8603 }
8604
8605 - (void) addButtonClicked {
8606     [self showAddSourcePrompt];
8607 }
8608
8609 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8610     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8611         initWithTitle:UCLocalize("ADD")
8612         style:UIBarButtonItemStylePlain
8613         target:self
8614         action:@selector(addButtonClicked)
8615     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8616
8617     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8618         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8619         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8620         target:self
8621         action:@selector(editButtonClicked)
8622     ] autorelease] animated:animated];
8623
8624     if (IsWildcat_ && !editing)
8625         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8626             initWithTitle:UCLocalize("SETTINGS")
8627             style:UIBarButtonItemStylePlain
8628             target:self
8629             action:@selector(settingsButtonClicked)
8630         ] autorelease]];
8631 }
8632
8633 - (void) settingsButtonClicked {
8634     [delegate_ showSettings];
8635 }
8636
8637 - (void) editButtonClicked {
8638     [list_ setEditing:![list_ isEditing] animated:YES];
8639
8640     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8641 }
8642
8643 @end
8644 /* }}} */
8645
8646 /* Settings Controller {{{ */
8647 @interface SettingsController : CYViewController <
8648     UITableViewDataSource,
8649     UITableViewDelegate
8650 > {
8651     _transient Database *database_;
8652     // XXX: ok, "roledelegate_"?...
8653     _transient id roledelegate_;
8654     UITableView *table_;
8655     UISegmentedControl *segment_;
8656     UIView *container_;
8657 }
8658
8659 - (void) showDoneButton;
8660 - (void) resizeSegmentedControl;
8661
8662 @end
8663
8664 @implementation SettingsController
8665
8666 - (void) dealloc {
8667     [self releaseSubviews];
8668
8669     [super dealloc];
8670 }
8671
8672 - (void) loadView {
8673     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8674
8675     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8676     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8677     [table_ setDelegate:self];
8678     [table_ setDataSource:self];
8679     [[self view] addSubview:table_];
8680
8681     NSArray *items = [NSArray arrayWithObjects:
8682         UCLocalize("USER"),
8683         UCLocalize("HACKER"),
8684         UCLocalize("DEVELOPER"),
8685     nil];
8686     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8687     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8688     [container_ addSubview:segment_];
8689 }
8690
8691 - (void) viewDidLoad {
8692     [super viewDidLoad];
8693
8694     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8695
8696     int index = -1;
8697     if ([Role_ isEqualToString:@"User"]) index = 0;
8698     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8699     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8700     if (index != -1) {
8701         [segment_ setSelectedSegmentIndex:index];
8702         [self showDoneButton];
8703     }
8704
8705     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8706     [self resizeSegmentedControl];
8707 }
8708
8709 - (void) releaseSubviews {
8710     [table_ release];
8711     table_ = nil;
8712
8713     [segment_ release];
8714     segment_ = nil;
8715
8716     [container_ release];
8717     container_ = nil;
8718 }
8719
8720 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8721     if ((self = [super init]) != nil) {
8722         database_ = database;
8723         roledelegate_ = delegate;
8724     } return self;
8725 }
8726
8727 - (void) resizeSegmentedControl {
8728     CGFloat width = [[self view] frame].size.width;
8729     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8730 }
8731
8732 - (void) viewWillAppear:(BOOL)animated {
8733     [super viewWillAppear:animated];
8734
8735     [self resizeSegmentedControl];
8736 }
8737
8738 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8739     [self resizeSegmentedControl];
8740 }
8741
8742 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8743     [self resizeSegmentedControl];
8744 }
8745
8746 - (void) save {
8747     NSString *role(nil);
8748
8749     switch ([segment_ selectedSegmentIndex]) {
8750         case 0: role = @"User"; break;
8751         case 1: role = @"Hacker"; break;
8752         case 2: role = @"Developer"; break;
8753
8754         _nodefault
8755     }
8756
8757     if (![role isEqualToString:Role_]) {
8758         bool rolling(Role_ == nil);
8759         Role_ = role;
8760
8761         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8762             Role_, @"Role",
8763         nil];
8764
8765         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8766         Changed_ = true;
8767
8768         if (rolling)
8769             [roledelegate_ loadData];
8770         else
8771             [roledelegate_ updateData];
8772     }
8773 }
8774
8775 - (void) segmentChanged:(UISegmentedControl *)control {
8776     [self showDoneButton];
8777 }
8778
8779 - (void) saveAndClose {
8780     [self save];
8781
8782     [[self navigationItem] setRightBarButtonItem:nil];
8783     [[self navigationController] dismissModalViewControllerAnimated:YES];
8784 }
8785
8786 - (void) doneButtonClicked {
8787     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8788     [spinner startAnimating];
8789     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8790     [[self navigationItem] setRightBarButtonItem:spinItem];
8791
8792     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8793 }
8794
8795 - (void) showDoneButton {
8796     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8797         initWithTitle:UCLocalize("DONE")
8798         style:UIBarButtonItemStyleDone
8799         target:self
8800         action:@selector(doneButtonClicked)
8801     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8802 }
8803
8804 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8805     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8806     return 6;
8807 }
8808
8809 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8810     return 0; // :(
8811 }
8812
8813 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8814     return nil; // This method is required by the protocol.
8815 }
8816
8817 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8818     if (section == 1)
8819         return UCLocalize("ROLE_EX");
8820     if (section == 4)
8821         return [NSString stringWithFormat:
8822             @"%@: %@\n%@: %@\n%@: %@",
8823             UCLocalize("USER"), UCLocalize("USER_EX"),
8824             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8825             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8826         ];
8827     else return nil;
8828 }
8829
8830 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8831     return section == 3 ? 44.0f : 0;
8832 }
8833
8834 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8835     return section == 3 ? container_ : nil;
8836 }
8837
8838 - (void) reloadData {
8839     [super reloadData];
8840
8841     [table_ reloadData];
8842 }
8843
8844 @end
8845 /* }}} */
8846 /* Stash Controller {{{ */
8847 @interface StashController : CYViewController {
8848     UIActivityIndicatorView *spinner_;
8849     UILabel *status_;
8850     UILabel *caption_;
8851 }
8852
8853 @end
8854
8855 @implementation StashController
8856
8857 - (void) dealloc {
8858     [self releaseSubviews];
8859
8860     [super dealloc];
8861 }
8862
8863 - (void) loadView {
8864     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8865     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8866
8867     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8868     CGRect spinrect = [spinner_ frame];
8869     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8870     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8871     [spinner_ setFrame:spinrect];
8872     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8873     [[self view] addSubview:spinner_];
8874     [spinner_ startAnimating];
8875
8876     CGRect captrect;
8877     captrect.size.width = [[self view] frame].size.width;
8878     captrect.size.height = 40.0f;
8879     captrect.origin.x = 0;
8880     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8881     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8882     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8883     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8884     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8885     [caption_ setTextColor:[UIColor whiteColor]];
8886     [caption_ setBackgroundColor:[UIColor clearColor]];
8887     [caption_ setShadowColor:[UIColor blackColor]];
8888     [caption_ setTextAlignment:UITextAlignmentCenter];
8889     [[self view] addSubview:caption_];
8890
8891     CGRect statusrect;
8892     statusrect.size.width = [[self view] frame].size.width;
8893     statusrect.size.height = 30.0f;
8894     statusrect.origin.x = 0;
8895     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8896     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8897     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8898     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8899     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8900     [status_ setTextColor:[UIColor whiteColor]];
8901     [status_ setBackgroundColor:[UIColor clearColor]];
8902     [status_ setShadowColor:[UIColor blackColor]];
8903     [status_ setTextAlignment:UITextAlignmentCenter];
8904     [[self view] addSubview:status_];
8905 }
8906
8907 - (void) releaseSubviews {
8908     [spinner_ release];
8909     spinner_ = nil;
8910
8911     [status_ release];
8912     status_ = nil;
8913
8914     [caption_ release];
8915     caption_ = nil;
8916 }
8917
8918 @end
8919 /* }}} */
8920
8921 @interface Cydia : UIApplication <
8922     ConfirmationControllerDelegate,
8923     DatabaseDelegate,
8924     CydiaDelegate,
8925     UINavigationControllerDelegate,
8926     UITabBarControllerDelegate
8927 > {
8928     // XXX: evaluate all fields for _transient
8929
8930     UIWindow *window_;
8931     CYTabBarController *tabbar_;
8932     CYEmulatedLoadingController *emulated_;
8933
8934     NSMutableArray *essential_;
8935     NSMutableArray *broken_;
8936
8937     Database *database_;
8938
8939     NSURL *starturl_;
8940
8941     unsigned locked_;
8942     unsigned activity_;
8943
8944     StashController *stash_;
8945
8946     bool loaded_;
8947 }
8948
8949 - (void) loadData;
8950
8951 @end
8952
8953 @implementation Cydia
8954
8955 - (void) beginUpdate {
8956     [tabbar_ beginUpdate];
8957 }
8958
8959 - (BOOL) updating {
8960     return [tabbar_ updating];
8961 }
8962
8963 - (void) _loaded {
8964     if ([broken_ count] != 0) {
8965         int count = [broken_ count];
8966
8967         UIAlertView *alert = [[[UIAlertView alloc]
8968             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8969             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8970             delegate:self
8971             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8972             otherButtonTitles:
8973                 UCLocalize("TEMPORARY_IGNORE"),
8974             nil
8975         ] autorelease];
8976
8977         [alert setContext:@"fixhalf"];
8978         [alert setNumberOfRows:2];
8979         [alert show];
8980     } else if (!Ignored_ && [essential_ count] != 0) {
8981         int count = [essential_ count];
8982
8983         UIAlertView *alert = [[[UIAlertView alloc]
8984             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8985             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8986             delegate:self
8987             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8988             otherButtonTitles:
8989                 UCLocalize("UPGRADE_ESSENTIAL"),
8990                 UCLocalize("COMPLETE_UPGRADE"),
8991             nil
8992         ] autorelease];
8993
8994         [alert setContext:@"upgrade"];
8995         [alert show];
8996     }
8997 }
8998
8999 - (void) _saveConfig {
9000     _trace();
9001     MetaFile_.Sync();
9002     _trace();
9003
9004     if (Changed_) {
9005         NSString *error(nil);
9006
9007         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9008             _trace();
9009             NSError *error(nil);
9010             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9011                 NSLog(@"failure to save metadata data: %@", error);
9012             _trace();
9013
9014             Changed_ = false;
9015         } else {
9016             NSLog(@"failure to serialize metadata: %@", error);
9017         }
9018     }
9019 }
9020
9021 // Navigation controller for the queuing badge.
9022 - (UINavigationController *) queueNavigationController {
9023     NSArray *controllers = [tabbar_ viewControllers];
9024     return [controllers objectAtIndex:3];
9025 }
9026
9027 - (void) unloadData {
9028     [tabbar_ unloadData];
9029 }
9030
9031 - (void) _updateData {
9032     [self _saveConfig];
9033
9034     [self unloadData];
9035
9036     UINavigationController *navigation = [self queueNavigationController];
9037
9038     id queuedelegate = nil;
9039     if ([[navigation viewControllers] count] > 0)
9040         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9041
9042     [queuedelegate queueStatusDidChange];
9043     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9044 }
9045
9046 - (void) _refreshIfPossible:(NSDate *)update {
9047     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9048
9049     bool recently = false;
9050     if (update != nil) {
9051         NSTimeInterval interval([update timeIntervalSinceNow]);
9052         if (interval <= 0 && interval > -(15*60))
9053             recently = true;
9054     }
9055
9056     // Don't automatic refresh if:
9057     //  - We already refreshed recently.
9058     //  - We already auto-refreshed this launch.
9059     //  - Auto-refresh is disabled.
9060     if (recently || loaded_ || ManualRefresh) {
9061         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9062
9063         // If we are cancelling, we need to make sure it knows it's already loaded.
9064         loaded_ = true;
9065         return;
9066     } else {
9067         // We are going to load, so remember that.
9068         loaded_ = true;
9069     }
9070
9071     SCNetworkReachabilityFlags flags; {
9072         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9073         SCNetworkReachabilityGetFlags(reachability, &flags);
9074         CFRelease(reachability);
9075     }
9076
9077     // XXX: this elaborate mess is what Apple is using to determine this? :(
9078     // XXX: do we care if the user has to intervene? maybe that's ok?
9079     bool reachable(
9080         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9081             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9082                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9083                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9084             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9085             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9086         )
9087     );
9088
9089     // If we can reach the server, auto-refresh!
9090     if (reachable)
9091         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9092
9093     [pool release];
9094 }
9095
9096 - (void) refreshIfPossible {
9097     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9098 }
9099
9100 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
9101     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9102     [hud setText:UCLocalize("RELOADING_DATA")];
9103
9104     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9105
9106     if (hud != nil)
9107         [self removeProgressHUD:hud];
9108
9109     size_t changes(0);
9110
9111     [essential_ removeAllObjects];
9112     [broken_ removeAllObjects];
9113
9114     NSArray *packages([database_ packages]);
9115     for (Package *package in packages) {
9116         if ([package half])
9117             [broken_ addObject:package];
9118         if ([package upgradableAndEssential:NO]) {
9119             if ([package essential])
9120                 [essential_ addObject:package];
9121             ++changes;
9122         }
9123     }
9124
9125     NSLog(@"changes:#%u", changes);
9126
9127     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9128     if (changes != 0) {
9129         _trace();
9130         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9131         [changesItem setBadgeValue:badge];
9132         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9133         [self setApplicationIconBadgeNumber:changes];
9134     } else {
9135         _trace();
9136         [changesItem setBadgeValue:nil];
9137         [changesItem setAnimatedBadge:NO];
9138         [self setApplicationIconBadgeNumber:0];
9139     }
9140
9141     [self _updateData];
9142
9143     [self refreshIfPossible];
9144 }
9145
9146 - (void) updateData {
9147     [self _updateData];
9148 }
9149
9150 - (void) update_ {
9151     [database_ update];
9152 }
9153
9154 - (void) complete {
9155     @synchronized (self) {
9156         [self _reloadDataWithInvocation:nil];
9157     }
9158 }
9159
9160 - (void) disemulate {
9161     if (emulated_ == nil)
9162         return;
9163
9164     [window_ addSubview:[tabbar_ view]];
9165     [[emulated_ view] removeFromSuperview];
9166     [emulated_ release];
9167     emulated_ = nil;
9168     [window_ setUserInteractionEnabled:YES];
9169 }
9170
9171 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9172     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9173     if (IsWildcat_)
9174         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9175
9176     UIViewController *parent;
9177     if (emulated_ == nil)
9178         parent = tabbar_;
9179     else if (!force)
9180         parent = emulated_;
9181     else {
9182         [self disemulate];
9183         parent = tabbar_;
9184     }
9185
9186     [parent presentModalViewController:navigation animated:YES];
9187 }
9188
9189 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9190     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9191
9192     if (navigation != nil)
9193         [navigation pushViewController:progress animated:YES];
9194     else
9195         [self presentModalViewController:progress force:YES];
9196
9197     [progress invoke:invocation withTitle:title];
9198     return progress;
9199 }
9200
9201 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9202     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9203 }
9204
9205 - (void) repairWithInvocation:(NSInvocation *)invocation {
9206     _trace();
9207     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9208     _trace();
9209 }
9210
9211 - (void) repairWithSelector:(SEL)selector {
9212     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9213 }
9214
9215 - (void) syncData {
9216     [self _saveConfig];
9217
9218     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9219     _assert(file != NULL);
9220
9221     for (NSString *key in [Sources_ allKeys]) {
9222         NSDictionary *source([Sources_ objectForKey:key]);
9223
9224         fprintf(file, "%s %s %s\n",
9225             [[source objectForKey:@"Type"] UTF8String],
9226             [[source objectForKey:@"URI"] UTF8String],
9227             [[source objectForKey:@"Distribution"] UTF8String]
9228         );
9229     }
9230
9231     fclose(file);
9232
9233     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9234
9235     [self complete];
9236 }
9237
9238 - (void) addTrivialSource:(NSString *)href {
9239     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9240         @"deb", @"Type",
9241         href, @"URI",
9242         @"./", @"Distribution",
9243     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9244
9245     Changed_ = true;
9246 }
9247
9248 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9249     @synchronized (self) {
9250         [self _reloadDataWithInvocation:invocation];
9251     }
9252 }
9253
9254 - (void) reloadData {
9255     [self reloadDataWithInvocation:nil];
9256 }
9257
9258 - (void) resolve {
9259     pkgProblemResolver *resolver = [database_ resolver];
9260
9261     resolver->InstallProtect();
9262     if (!resolver->Resolve(true))
9263         _error->Discard();
9264 }
9265
9266 - (bool) perform {
9267     // XXX: this is a really crappy way of doing this.
9268     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9269     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9270     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9271     if ([tabbar_ updating])
9272         [tabbar_ cancelUpdate];
9273
9274     if (![database_ prepare])
9275         return false;
9276
9277     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9278     [page setDelegate:self];
9279     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9280
9281     if (IsWildcat_)
9282         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9283     [tabbar_ presentModalViewController:confirm_ animated:YES];
9284
9285     return true;
9286 }
9287
9288 - (void) queue {
9289     @synchronized (self) {
9290         [self perform];
9291     }
9292 }
9293
9294 - (void) clearPackage:(Package *)package {
9295     @synchronized (self) {
9296         [package clear];
9297         [self resolve];
9298         [self perform];
9299     }
9300 }
9301
9302 - (void) installPackages:(NSArray *)packages {
9303     @synchronized (self) {
9304         for (Package *package in packages)
9305             [package install];
9306         [self resolve];
9307         [self perform];
9308     }
9309 }
9310
9311 - (void) installPackage:(Package *)package {
9312     @synchronized (self) {
9313         [package install];
9314         [self resolve];
9315         [self perform];
9316     }
9317 }
9318
9319 - (void) removePackage:(Package *)package {
9320     @synchronized (self) {
9321         [package remove];
9322         [self resolve];
9323         [self perform];
9324     }
9325 }
9326
9327 - (void) distUpgrade {
9328     @synchronized (self) {
9329         if (![database_ upgrade])
9330             return;
9331         [self perform];
9332     }
9333 }
9334
9335 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9336     Queuing_ = false;
9337     ++locked_;
9338     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9339     --locked_;
9340     [self complete];
9341 }
9342
9343 - (void) showSettings {
9344     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9345 }
9346
9347 - (void) retainNetworkActivityIndicator {
9348     if (activity_++ == 0)
9349         [self setNetworkActivityIndicatorVisible:YES];
9350
9351 #if TraceLogging
9352     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9353 #endif
9354 }
9355
9356 - (void) releaseNetworkActivityIndicator {
9357     if (--activity_ == 0)
9358         [self setNetworkActivityIndicatorVisible:NO];
9359
9360 #if TraceLogging
9361     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9362 #endif
9363
9364 }
9365
9366 - (void) cancelAndClear:(bool)clear {
9367     @synchronized (self) {
9368         if (clear) {
9369             [database_ clear];
9370             Queuing_ = false;
9371         } else {
9372             Queuing_ = true;
9373         }
9374
9375         [self _updateData];
9376     }
9377 }
9378
9379 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9380     NSString *context([alert context]);
9381
9382     if ([context isEqualToString:@"conffile"]) {
9383         FILE *input = [database_ input];
9384         if (button == [alert cancelButtonIndex])
9385             fprintf(input, "N\n");
9386         else if (button == [alert firstOtherButtonIndex])
9387             fprintf(input, "Y\n");
9388         fflush(input);
9389
9390         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9391     } else if ([context isEqualToString:@"fixhalf"]) {
9392         if (button == [alert cancelButtonIndex]) {
9393             @synchronized (self) {
9394                 for (Package *broken in broken_) {
9395                     [broken remove];
9396
9397                     NSString *id = [broken id];
9398                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9399                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9400                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9401                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9402                 }
9403
9404                 [self resolve];
9405                 [self perform];
9406             }
9407         } else if (button == [alert firstOtherButtonIndex]) {
9408             [broken_ removeAllObjects];
9409             [self _loaded];
9410         }
9411
9412         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9413     } else if ([context isEqualToString:@"upgrade"]) {
9414         if (button == [alert firstOtherButtonIndex]) {
9415             @synchronized (self) {
9416                 for (Package *essential in essential_)
9417                     [essential install];
9418
9419                 [self resolve];
9420                 [self perform];
9421             }
9422         } else if (button == [alert firstOtherButtonIndex] + 1) {
9423             [self distUpgrade];
9424         } else if (button == [alert cancelButtonIndex]) {
9425             Ignored_ = YES;
9426         }
9427
9428         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9429     }
9430 }
9431
9432 - (void) system:(NSString *)command { _pooled
9433     _trace();
9434     system([command UTF8String]);
9435     _trace();
9436 }
9437
9438 - (void) applicationWillSuspend {
9439     [database_ clean];
9440     [super applicationWillSuspend];
9441 }
9442
9443 - (BOOL) isSafeToSuspend {
9444     if (locked_ != 0) {
9445 #if !ForRelease
9446         NSLog(@"isSafeToSuspend: locked_ != 0");
9447 #endif
9448         return false;
9449     }
9450
9451     // Use external process status API internally.
9452     // This is probably a really bad idea.
9453     // XXX: what is the point of this? does this solve anything at all?
9454     uint64_t status = 0;
9455     int notify_token;
9456     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9457         notify_get_state(notify_token, &status);
9458         notify_cancel(notify_token);
9459     }
9460
9461     if (status != 0) {
9462 #if !ForRelease
9463         NSLog(@"isSafeToSuspend: status != 0");
9464 #endif
9465         return false;
9466     }
9467
9468 #if !ForRelease
9469     NSLog(@"isSafeToSuspend: -> true");
9470 #endif
9471     return true;
9472 }
9473
9474 - (void) applicationSuspend:(__GSEvent *)event {
9475     if ([self isSafeToSuspend])
9476         [super applicationSuspend:event];
9477 }
9478
9479 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9480     if ([self isSafeToSuspend])
9481         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9482 }
9483
9484 - (void) _setSuspended:(BOOL)value {
9485     if ([self isSafeToSuspend])
9486         [super _setSuspended:value];
9487 }
9488
9489 - (UIProgressHUD *) addProgressHUD {
9490     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9491     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9492
9493     [window_ setUserInteractionEnabled:NO];
9494
9495     UIViewController *target(tabbar_);
9496     if (UIViewController *modal = [target modalViewController])
9497         target = modal;
9498
9499     UIView *view([target view]);
9500     [view addSubview:hud];
9501
9502     [hud show:YES];
9503
9504     ++locked_;
9505     return hud;
9506 }
9507
9508 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9509     --locked_;
9510     [hud show:NO];
9511     [hud removeFromSuperview];
9512     [window_ setUserInteractionEnabled:YES];
9513 }
9514
9515 - (CYViewController *) pageForPackage:(NSString *)name {
9516     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9517 }
9518
9519 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9520     NSString *scheme([[url scheme] lowercaseString]);
9521     if ([[url absoluteString] length] <= [scheme length] + 3)
9522         return nil;
9523     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9524     NSArray *components([path pathComponents]);
9525
9526     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9527         return [self pageForPackage:[components objectAtIndex:1]];
9528
9529     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9530         return nil;
9531
9532     NSString *base([components objectAtIndex:0]);
9533
9534     CYViewController *controller = nil;
9535
9536     if ([base isEqualToString:@"url"]) {
9537         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9538         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9539         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9540     } else if (!external && [components count] == 1) {
9541         if ([base isEqualToString:@"manage"]) {
9542             controller = [[[ManageController alloc] init] autorelease];
9543         }
9544
9545         if ([base isEqualToString:@"sources"]) {
9546             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9547         }
9548
9549         if ([base isEqualToString:@"home"]) {
9550             controller = [[[HomeController alloc] init] autorelease];
9551         }
9552
9553         if ([base isEqualToString:@"sections"]) {
9554             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9555         }
9556
9557         if ([base isEqualToString:@"search"]) {
9558             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9559         }
9560
9561         if ([base isEqualToString:@"changes"]) {
9562             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9563         }
9564
9565         if ([base isEqualToString:@"installed"]) {
9566             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9567         }
9568     } else if ([components count] == 2) {
9569         NSString *argument = [components objectAtIndex:1];
9570
9571         if ([base isEqualToString:@"package"]) {
9572             controller = [self pageForPackage:argument];
9573         }
9574
9575         if (!external && [base isEqualToString:@"search"]) {
9576             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9577             [(SearchController *)controller setSearchTerm:argument];
9578         }
9579
9580         if (!external && [base isEqualToString:@"sections"]) {
9581             if ([argument isEqualToString:@"all"])
9582                 argument = nil;
9583             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9584         }
9585
9586         if (!external && [base isEqualToString:@"sources"]) {
9587             if ([argument isEqualToString:@"add"]) {
9588                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9589                 [(SourcesController *)controller showAddSourcePrompt];
9590             } else {
9591                 Source *source = [database_ sourceWithKey:argument];
9592                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9593             }
9594         }
9595
9596         if (!external && [base isEqualToString:@"launch"]) {
9597             [self launchApplicationWithIdentifier:argument suspended:NO];
9598             return nil;
9599         }
9600     } else if (!external && [components count] == 3) {
9601         NSString *arg1 = [components objectAtIndex:1];
9602         NSString *arg2 = [components objectAtIndex:2];
9603
9604         if ([base isEqualToString:@"package"]) {
9605             if ([arg2 isEqualToString:@"settings"]) {
9606                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9607             } else if ([arg2 isEqualToString:@"files"]) {
9608                 if (Package *package = [database_ packageWithName:arg1]) {
9609                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9610                     [(FileTable *)controller setPackage:package];
9611                 }
9612             }
9613         }
9614     }
9615
9616     [controller setDelegate:self];
9617     return controller;
9618 }
9619
9620 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9621     CYViewController *page([self pageForURL:url forExternal:external]);
9622
9623     if (page != nil) {
9624         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9625         [nav setViewControllers:[NSArray arrayWithObject:page]];
9626         [tabbar_ setUnselectedViewController:nav];
9627     }
9628
9629     return page != nil;
9630 }
9631
9632 - (void) applicationOpenURL:(NSURL *)url {
9633     [super applicationOpenURL:url];
9634
9635     if (!loaded_) starturl_ = [url retain];
9636     else [self openCydiaURL:url forExternal:YES];
9637 }
9638
9639 - (void) applicationWillResignActive:(UIApplication *)application {
9640     // Stop refreshing if you get a phone call or lock the device.
9641     if ([tabbar_ updating])
9642         [tabbar_ cancelUpdate];
9643
9644     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9645         [super applicationWillResignActive:application];
9646 }
9647
9648 - (void) applicationWillTerminate:(UIApplication *)application {
9649     Changed_ = true;
9650     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9651     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9652     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9653
9654     [self _saveConfig];
9655 }
9656
9657 - (void) setConfigurationData:(NSString *)data {
9658     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9659
9660     if (!conffile_r(data)) {
9661         lprintf("E:invalid conffile\n");
9662         return;
9663     }
9664
9665     NSString *ofile = conffile_r[1];
9666     //NSString *nfile = conffile_r[2];
9667
9668     UIAlertView *alert = [[[UIAlertView alloc]
9669         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9670         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9671         delegate:self
9672         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9673         otherButtonTitles:
9674             UCLocalize("ACCEPT_NEW_COPY"),
9675             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9676         nil
9677     ] autorelease];
9678
9679     [alert setContext:@"conffile"];
9680     [alert setNumberOfRows:2];
9681     [alert show];
9682 }
9683
9684 - (void) addStashController {
9685     ++locked_;
9686     stash_ = [[StashController alloc] init];
9687     [window_ addSubview:[stash_ view]];
9688 }
9689
9690 - (void) removeStashController {
9691     [[stash_ view] removeFromSuperview];
9692     [stash_ release];
9693     --locked_;
9694 }
9695
9696 - (void) stash {
9697     [self setIdleTimerDisabled:YES];
9698
9699     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9700     UpdateExternalStatus(1);
9701     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9702     UpdateExternalStatus(0);
9703
9704     [self removeStashController];
9705
9706     if (ExecFork() == 0) {
9707         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9708         perror("launchctl stop");
9709     }
9710 }
9711
9712 - (void) setupViewControllers {
9713     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9714
9715     NSMutableArray *items([NSMutableArray arrayWithObjects:
9716         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9717         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9718         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9719         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9720     nil]);
9721
9722     if (IsWildcat_) {
9723         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9724         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9725     } else {
9726         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9727     }
9728
9729     NSMutableArray *controllers([NSMutableArray array]);
9730     for (UITabBarItem *item in items) {
9731         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9732         [controller setTabBarItem:item];
9733         [controllers addObject:controller];
9734     }
9735     [tabbar_ setViewControllers:controllers];
9736
9737     [tabbar_ setUpdateDelegate:self];
9738 }
9739
9740 - (void) applicationDidFinishLaunching:(id)unused {
9741 _trace();
9742     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9743         [self setApplicationSupportsShakeToEdit:NO];
9744
9745     @synchronized (HostConfig_) {
9746         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9747     }
9748
9749     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9750         initWithMemoryCapacity:524288
9751         diskCapacity:10485760
9752         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9753     ] autorelease]];
9754
9755     [CYBrowserController _initialize];
9756
9757     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9758
9759     Font12_ = [[UIFont systemFontOfSize:12] retain];
9760     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9761     Font14_ = [[UIFont systemFontOfSize:14] retain];
9762     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9763     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9764
9765     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9766     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9767
9768     // XXX: I really need this thing... like, seriously... I'm sorry
9769     [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9770
9771     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9772     [window_ orderFront:self];
9773     [window_ makeKey:self];
9774     [window_ setHidden:NO];
9775
9776     if (
9777         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9778         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9779         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9780         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9781         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9782         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9783         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9784         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9785         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9786         false
9787     ) {
9788         [self addStashController];
9789         // XXX: this would be much cleaner as a yieldToSelector:
9790         // that way the removeStashController could happen right here inline
9791         // we also could no longer require the useless stash_ field anymore
9792         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9793         return;
9794     }
9795
9796     database_ = [Database sharedInstance];
9797     [database_ setDelegate:self];
9798
9799     [window_ setUserInteractionEnabled:NO];
9800     [self setupViewControllers];
9801
9802     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9803     [window_ addSubview:[emulated_ view]];
9804
9805     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9806 _trace();
9807 }
9808
9809 - (NSArray *) defaultStartPages {
9810     NSMutableArray *standard = [NSMutableArray array];
9811     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9812     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9813     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9814     if (!IsWildcat_) {
9815         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9816     } else {
9817         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9818         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9819     }
9820     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9821     return standard;
9822 }
9823
9824 - (void) loadData {
9825 _trace();
9826     if (Role_ == nil) {
9827         [window_ setUserInteractionEnabled:YES];
9828         [self showSettings];
9829         return;
9830     } else {
9831         if ([emulated_ modalViewController] != nil)
9832             [emulated_ dismissModalViewControllerAnimated:YES];
9833         [window_ setUserInteractionEnabled:NO];
9834     }
9835
9836     [self reloadData];
9837     PrintTimes();
9838
9839     [self disemulate];
9840
9841     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9842     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9843     int standardIndex = 0;
9844     NSArray *standard = [self defaultStartPages];
9845
9846     BOOL valid = YES;
9847
9848     if (saved == nil)
9849         valid = NO;
9850
9851     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9852     if (valid && closed != nil) {
9853         NSTimeInterval interval([closed timeIntervalSinceNow]);
9854         // XXX: Is 15 minutes the optimal time here?
9855         if (interval > 0 && interval <= -(15*60))
9856             valid = NO;
9857     }
9858
9859     if (valid && [saved count] != [standard count])
9860         valid = NO;
9861
9862     if (valid) {
9863         for (unsigned int i = 0; i < [standard count]; i++) {
9864             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9865             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9866             //      but it's good enough for now.
9867             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9868                 valid = NO;
9869                 break;
9870             }
9871         }
9872     }
9873
9874     NSArray *items = nil;
9875     if (valid) {
9876         [tabbar_ setSelectedIndex:savedIndex];
9877         items = saved;
9878     } else {
9879         [tabbar_ setSelectedIndex:standardIndex];
9880         items = standard;
9881     }
9882
9883     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9884         NSArray *stack = [items objectAtIndex:tab];
9885         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9886         NSMutableArray *current = [NSMutableArray array];
9887
9888         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9889             NSString *addr = [stack objectAtIndex:nav];
9890             NSURL *url = [NSURL URLWithString:addr];
9891             CYViewController *page = [self pageForURL:url forExternal:NO];
9892             if (page != nil)
9893                 [current addObject:page];
9894         }
9895
9896         [navigation setViewControllers:current];
9897     }
9898
9899     // (Try to) show the startup URL.
9900     if (starturl_ != nil) {
9901         [self openCydiaURL:starturl_ forExternal:NO];
9902         [starturl_ release];
9903         starturl_ = nil;
9904     }
9905 }
9906
9907 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9908     if (item != nil && IsWildcat_) {
9909         [sheet showFromBarButtonItem:item animated:YES];
9910     } else {
9911         [sheet showInView:window_];
9912     }
9913 }
9914
9915 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9916     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9917     [progress setTitle:task];
9918     [progress addProgressEvent:event];
9919 }
9920
9921 - (void) addProgressEventForTask:(NSArray *)data {
9922     CydiaProgressEvent *event([data objectAtIndex:0]);
9923     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9924     [self addProgressEvent:event forTask:task];
9925 }
9926
9927 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9928     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9929 }
9930
9931 @end
9932
9933 /*IMP alloc_;
9934 id Alloc_(id self, SEL selector) {
9935     id object = alloc_(self, selector);
9936     lprintf("[%s]A-%p\n", self->isa->name, object);
9937     return object;
9938 }*/
9939
9940 /*IMP dealloc_;
9941 id Dealloc_(id self, SEL selector) {
9942     id object = dealloc_(self, selector);
9943     lprintf("[%s]D-%p\n", self->isa->name, object);
9944     return object;
9945 }*/
9946
9947 Class $WebDefaultUIKitDelegate;
9948
9949 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9950     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9951         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9952     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9953 }
9954
9955 static NSSet *MobilizedFiles_;
9956
9957 static NSURL *MobilizeURL(NSURL *url) {
9958     NSString *path([url path]);
9959     if ([path hasPrefix:@"/var/root/"]) {
9960         NSString *file([path substringFromIndex:10]);
9961         if ([MobilizedFiles_ containsObject:file])
9962             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9963     }
9964
9965     return url;
9966 }
9967
9968 Class $CFXPreferencesPropertyListSource;
9969 @class CFXPreferencesPropertyListSource;
9970
9971 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9972     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9973     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9974     url = MobilizeURL(url);
9975     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9976     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9977     url = old;
9978     [pool release];
9979     return value;
9980 }
9981
9982 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9983     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9984     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9985     url = MobilizeURL(url);
9986     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9987     //NSLog(@"%@ %@", [url absoluteString], value);
9988     url = old;
9989     [pool release];
9990     return value;
9991 }
9992
9993 Class $NSURLConnection;
9994
9995 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9996     NSMutableURLRequest *copy([request mutableCopy]);
9997
9998     NSURL *url([copy URL]);
9999     NSString *host([url host]);
10000     NSString *scheme([[url scheme] lowercaseString]);
10001
10002     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10003
10004     @synchronized (HostConfig_) {
10005         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10006             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10007                 [copy setHTTPShouldUsePipelining:YES];
10008     }
10009
10010     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10011     } return self;
10012 }
10013
10014 int main(int argc, char *argv[]) { _pooled
10015     _trace();
10016
10017     UpdateExternalStatus(0);
10018
10019     if (Class $UIDevice = objc_getClass("UIDevice")) {
10020         UIDevice *device([$UIDevice currentDevice]);
10021         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10022     } else
10023         IsWildcat_ = false;
10024
10025     UIScreen *screen([UIScreen mainScreen]);
10026     if ([screen respondsToSelector:@selector(scale)])
10027         ScreenScale_ = [screen scale];
10028     else
10029         ScreenScale_ = 1;
10030
10031     UIDevice *device([UIDevice currentDevice]);
10032     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10033         Idiom_ = @"iphone";
10034     else {
10035         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10036         if (idiom == UIUserInterfaceIdiomPhone)
10037             Idiom_ = @"iphone";
10038         else if (idiom == UIUserInterfaceIdiomPad)
10039             Idiom_ = @"ipad";
10040         else
10041             NSLog(@"unknown UIUserInterfaceIdiom!");
10042     }
10043
10044     SessionData_ = [[NSMutableDictionary alloc] initWithCapacity:4];
10045
10046     HostConfig_ = [[NSObject alloc] init];
10047     @synchronized (HostConfig_) {
10048         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10049         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10050     }
10051
10052     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
10053
10054     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10055
10056     MobilizedFiles_ = [NSMutableSet setWithObjects:
10057         @"Library/Preferences/com.apple.Accessibility.plist",
10058         @"Library/Preferences/com.apple.preferences.sounds.plist",
10059     nil];
10060
10061     /* Library Hacks {{{ */
10062     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10063
10064     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10065
10066     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10067     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10068         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10069         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10070     }
10071
10072     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10073     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10074         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10075         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10076     }
10077
10078     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10079     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10080     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10081         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10082         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10083     }
10084
10085     $NSURLConnection = objc_getClass("NSURLConnection");
10086     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10087     if (NSURLConnection$init$ != NULL) {
10088         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10089         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10090     }
10091     /* }}} */
10092     /* Set Locale {{{ */
10093     Locale_ = CFLocaleCopyCurrent();
10094     Languages_ = [NSLocale preferredLanguages];
10095
10096     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10097     //NSLog(@"%@", [Languages_ description]);
10098
10099     const char *lang;
10100     if (Locale_ != NULL)
10101         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10102     else if (Languages_ != nil && [Languages_ count] != 0)
10103         lang = [[Languages_ objectAtIndex:0] UTF8String];
10104     else
10105         // XXX: consider just setting to C and then falling through?
10106         lang = NULL;
10107
10108     if (lang != NULL) {
10109         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10110         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10111     }
10112
10113     NSLog(@"Setting Language: %s", lang);
10114
10115     if (lang != NULL) {
10116         setenv("LANG", lang, true);
10117         std::setlocale(LC_ALL, lang);
10118     }
10119     /* }}} */
10120
10121     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10122
10123     /* Parse Arguments {{{ */
10124     bool substrate(false);
10125
10126     if (argc != 0) {
10127         char **args(argv);
10128         int arge(1);
10129
10130         for (int argi(1); argi != argc; ++argi)
10131             if (strcmp(argv[argi], "--") == 0) {
10132                 arge = argi;
10133                 argv[argi] = argv[0];
10134                 argv += argi;
10135                 argc -= argi;
10136                 break;
10137             }
10138
10139         for (int argi(1); argi != arge; ++argi)
10140             if (strcmp(args[argi], "--substrate") == 0)
10141                 substrate = true;
10142             else
10143                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10144     }
10145     /* }}} */
10146
10147     App_ = [[NSBundle mainBundle] bundlePath];
10148     Advanced_ = YES;
10149
10150     setuid(0);
10151     setgid(0);
10152
10153     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10154     alloc_ = alloc->method_imp;
10155     alloc->method_imp = (IMP) &Alloc_;*/
10156
10157     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10158     dealloc_ = dealloc->method_imp;
10159     dealloc->method_imp = (IMP) &Dealloc_;*/
10160
10161     /* System Information {{{ */
10162     size_t size;
10163
10164     int maxproc;
10165     size = sizeof(maxproc);
10166     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10167         perror("sysctlbyname(\"kern.maxproc\", ?)");
10168     else if (maxproc < 64) {
10169         maxproc = 64;
10170         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10171             perror("sysctlbyname(\"kern.maxproc\", #)");
10172     }
10173
10174     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10175     char *osversion = new char[size];
10176     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10177         perror("sysctlbyname(\"kern.osversion\", ?)");
10178     else
10179         System_ = [NSString stringWithUTF8String:osversion];
10180
10181     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10182     char *machine = new char[size];
10183     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10184         perror("sysctlbyname(\"hw.machine\", ?)");
10185     else
10186         Machine_ = machine;
10187
10188     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
10189         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
10190             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
10191                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
10192                 CFRelease(serial);
10193             }
10194
10195             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
10196                 NSData *data((NSData *) ecid);
10197                 size_t length([data length]);
10198                 uint8_t bytes[length];
10199                 [data getBytes:bytes];
10200                 char string[length * 2 + 1];
10201                 for (size_t i(0); i != length; ++i)
10202                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10203                 ChipID_ = [NSString stringWithUTF8String:string];
10204                 CFRelease(ecid);
10205             }
10206
10207             IOObjectRelease(service);
10208         }
10209     }
10210
10211     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10212
10213     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10214     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10215     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10216
10217     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10218     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10219     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10220
10221     if (mcc != NULL && mnc != NULL)
10222         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10223
10224     if (mnc != NULL)
10225         CFRelease(mnc);
10226     if (mcc != NULL)
10227         CFRelease(mcc);
10228
10229     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10230         Build_ = [system objectForKey:@"ProductBuildVersion"];
10231     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10232         Product_ = [info objectForKey:@"SafariProductVersion"];
10233         Safari_ = [info objectForKey:@"CFBundleVersion"];
10234     }
10235     /* }}} */
10236     /* Load Database {{{ */
10237     _trace();
10238     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10239     _trace();
10240     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10241
10242     if (Metadata_ == NULL)
10243         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10244     else {
10245         Settings_ = [Metadata_ objectForKey:@"Settings"];
10246
10247         Packages_ = [Metadata_ objectForKey:@"Packages"];
10248         Sections_ = [Metadata_ objectForKey:@"Sections"];
10249         Sources_ = [Metadata_ objectForKey:@"Sources"];
10250
10251         Token_ = [Metadata_ objectForKey:@"Token"];
10252     }
10253
10254     if (Settings_ != nil)
10255         Role_ = [Settings_ objectForKey:@"Role"];
10256
10257     if (Sections_ == nil) {
10258         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10259         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10260     }
10261
10262     if (Sources_ == nil) {
10263         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10264         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10265     }
10266     /* }}} */
10267
10268     _trace();
10269     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10270     _trace();
10271
10272     if (Packages_ != nil) {
10273         bool fail(false);
10274         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10275         _trace();
10276
10277         if (!fail) {
10278             [Metadata_ removeObjectForKey:@"Packages"];
10279             Packages_ = nil;
10280             Changed_ = true;
10281         }
10282     }
10283
10284     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10285
10286 #define MobileSubstrate_(name) \
10287     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10288         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10289         if (handle == NULL) \
10290             NSLog(@"%s", dlerror()); \
10291     }
10292
10293     MobileSubstrate_(Activator)
10294     MobileSubstrate_(libstatusbar)
10295     MobileSubstrate_(SimulatedKeyEvents)
10296     MobileSubstrate_(WinterBoard)
10297
10298     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10299         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10300
10301     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10302
10303     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10304         unlink("/tmp/.cydia.fw");
10305         goto firmware;
10306     } else if (access("/User", F_OK) != 0 || version < 4) {
10307       firmware:
10308         _trace();
10309         system("/usr/libexec/cydia/firmware.sh");
10310         _trace();
10311     }
10312
10313     _assert([[NSFileManager defaultManager]
10314         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10315         withIntermediateDirectories:YES
10316         attributes:nil
10317         error:NULL
10318     ]);
10319
10320     if (access("/tmp/cydia.chk", F_OK) == 0) {
10321         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10322             _assert(errno == ENOENT);
10323         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10324             _assert(errno == ENOENT);
10325     }
10326
10327     /* APT Initialization {{{ */
10328     _assert(pkgInitConfig(*_config));
10329     _assert(pkgInitSystem(*_config, _system));
10330
10331     if (lang != NULL)
10332         _config->Set("APT::Acquire::Translation", lang);
10333
10334     // XXX: this timeout might be important :(
10335     //_config->Set("Acquire::http::Timeout", 15);
10336
10337     _config->Set("Acquire::http::MaxParallel", 3);
10338     /* }}} */
10339     /* Color Choices {{{ */
10340     space_ = CGColorSpaceCreateDeviceRGB();
10341
10342     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10343     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10344     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10345     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10346     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10347     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10348     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10349     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10350     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10351
10352     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10353     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10354     /* }}}*/
10355     /* UIKit Configuration {{{ */
10356     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10357     if ($GSFontSetUseLegacyFontMetrics != NULL)
10358         $GSFontSetUseLegacyFontMetrics(YES);
10359
10360     // XXX: I have a feeling this was important
10361     //UIKeyboardDisableAutomaticAppearance();
10362     /* }}} */
10363
10364     Colon_ = UCLocalize("COLON_DELIMITED");
10365     Elision_ = UCLocalize("ELISION");
10366     Error_ = UCLocalize("ERROR");
10367     Warning_ = UCLocalize("WARNING");
10368
10369     _trace();
10370     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10371
10372     CGColorSpaceRelease(space_);
10373     CFRelease(Locale_);
10374
10375     return value;
10376 }