MobileCydia.mm

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