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(setNavigationBarStyle:))
4120         return @"setNavigationBarStyle";
4121     else if (selector == @selector(setPopupHook:))
4122         return @"setPopupHook";
4123     else if (selector == @selector(setToken:))
4124         return @"setToken";
4125     else if (selector == @selector(setViewportWidth:))
4126         return @"setViewportWidth";
4127     else if (selector == @selector(statfs:))
4128         return @"statfs";
4129     else if (selector == @selector(supports:))
4130         return @"supports";
4131     else
4132         return nil;
4133 }
4134
4135 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4136     return [self webScriptNameForSelector:selector] == nil;
4137 }
4138
4139 - (BOOL) supports:(NSString *)feature {
4140     return [feature isEqualToString:@"window.open"];
4141 }
4142
4143 - (NSNumber *) getKernelNumber:(NSString *)name {
4144     const char *string([name UTF8String]);
4145
4146     size_t size;
4147     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4148         return (id) [NSNull null];
4149
4150     if (size != sizeof(int))
4151         return (id) [NSNull null];
4152
4153     int value;
4154     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4155         return (id) [NSNull null];
4156
4157     return [NSNumber numberWithInt:value];
4158 }
4159
4160 - (NSString *) getKernelString:(NSString *)name {
4161     const char *string([name UTF8String]);
4162
4163     size_t size;
4164     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4165         return (id) [NSNull null];
4166
4167     char value[size + 1];
4168     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4169         return (id) [NSNull null];
4170
4171     // XXX: just in case you request something ludicrous
4172     value[size] = '\0';
4173
4174     return [NSString stringWithCString:value];
4175 }
4176
4177 - (void) addTrivialSource:(NSString *)href {
4178     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4179 }
4180
4181 - (void) refreshSources {
4182     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4183 }
4184
4185 - (NSArray *) getAllSources {
4186     return [[Database sharedInstance] sources];
4187 }
4188
4189 - (NSArray *) getInstalledPackages {
4190     Database *database([Database sharedInstance]);
4191 @synchronized (database) {
4192     NSArray *packages([database packages]);
4193     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4194     for (Package *package in packages)
4195         if (![package uninstalled])
4196             [installed addObject:package];
4197     return installed;
4198 } }
4199
4200 - (Package *) getPackageById:(NSString *)id {
4201     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4202         [package parse];
4203         return package;
4204     } else
4205         return (Package *) [NSNull null];
4206 }
4207
4208 - (NSArray *) statfs:(NSString *)path {
4209     struct statfs stat;
4210
4211     if (path == nil || statfs([path UTF8String], &stat) == -1)
4212         return nil;
4213
4214     return [NSArray arrayWithObjects:
4215         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4216         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4217         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4218     nil];
4219 }
4220
4221 - (NSNumber *) du:(NSString *)path {
4222     NSNumber *value(nil);
4223
4224     int fds[2];
4225     _assert(pipe(fds) != -1);
4226
4227     pid_t pid(ExecFork());
4228     if (pid == 0) {
4229         _assert(dup2(fds[1], 1) != -1);
4230         _assert(close(fds[0]) != -1);
4231         _assert(close(fds[1]) != -1);
4232         /* XXX: this should probably not use du */
4233         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4234         exit(1);
4235         _assert(false);
4236     }
4237
4238     _assert(close(fds[1]) != -1);
4239
4240     if (FILE *du = fdopen(fds[0], "r")) {
4241         char line[1024];
4242         while (fgets(line, sizeof(line), du) != NULL) {
4243             size_t length(strlen(line));
4244             while (length != 0 && line[length - 1] == '\n')
4245                 line[--length] = '\0';
4246             if (char *tab = strchr(line, '\t')) {
4247                 *tab = '\0';
4248                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4249             }
4250         }
4251
4252         fclose(du);
4253     } else _assert(close(fds[0]));
4254
4255     int status;
4256   wait:
4257     if (waitpid(pid, &status, 0) == -1)
4258         if (errno == EINTR)
4259             goto wait;
4260         else _assert(false);
4261
4262     return value;
4263 }
4264
4265 - (void) close {
4266     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4267 }
4268
4269 - (void) installPackages:(NSArray *)packages {
4270     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4271 }
4272
4273 - (void) removeButton {
4274     [indirect_ removeButton];
4275 }
4276
4277 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4278     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4279 }
4280
4281 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4282     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4283 }
4284
4285 - (void) setHidesBackButton:(NSString *)value {
4286     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4287 }
4288
4289 - (void) setNavigationBarStyle:(NSString *)value {
4290     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4291 }
4292
4293 - (void) _setToken:(NSString *)token {
4294     Token_ = token;
4295
4296     if (token == nil)
4297         [Metadata_ removeObjectForKey:@"Token"];
4298     else
4299         [Metadata_ setObject:Token_ forKey:@"Token"];
4300
4301     Changed_ = true;
4302 }
4303
4304 - (void) setToken:(NSString *)token {
4305     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4306 }
4307
4308 - (void) setPopupHook:(id)function {
4309     [indirect_ setPopupHook:function];
4310 }
4311
4312 - (void) scrollToBottom:(NSNumber *)animated {
4313     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4314 }
4315
4316 - (void) setViewportWidth:(float)width {
4317     [indirect_ setViewportWidthOnMainThread:width];
4318 }
4319
4320 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4321     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4322     unsigned count([arguments count]);
4323     id values[count];
4324     for (unsigned i(0); i != count; ++i)
4325         values[i] = [arguments objectAtIndex:i];
4326     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4327 }
4328
4329 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4330     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4331         value = nil;
4332     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4333         table = nil;
4334     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4335 }
4336
4337 @end
4338 /* }}} */
4339
4340 /* @ Loading... Indicator {{{ */
4341 @interface CYLoadingIndicator : UIView {
4342     _H<UIActivityIndicatorView> spinner_;
4343     _H<UILabel> label_;
4344     _H<UIView> container_;
4345 }
4346
4347 @property (readonly, nonatomic) UILabel *label;
4348 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4349
4350 @end
4351
4352 @implementation CYLoadingIndicator
4353
4354 - (id) initWithFrame:(CGRect)frame {
4355     if ((self = [super initWithFrame:frame]) != nil) {
4356         container_ = [[[UIView alloc] init] autorelease];
4357         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4358
4359         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4360         [spinner_ startAnimating];
4361         [container_ addSubview:spinner_];
4362
4363         label_ = [[[UILabel alloc] init] autorelease];
4364         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4365         [label_ setBackgroundColor:[UIColor clearColor]];
4366         [label_ setTextColor:[UIColor blackColor]];
4367         [label_ setShadowColor:[UIColor whiteColor]];
4368         [label_ setShadowOffset:CGSizeMake(0, 1)];
4369         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4370         [container_ addSubview:label_];
4371
4372         CGSize viewsize = frame.size;
4373         CGSize spinnersize = [spinner_ bounds].size;
4374         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4375         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4376
4377         CGRect containrect = {
4378             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4379             CGSizeMake(bothwidth, spinnersize.height)
4380         };
4381         CGRect textrect = {
4382             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4383             textsize
4384         };
4385         CGRect spinrect = {
4386             CGPointZero,
4387             spinnersize
4388         };
4389
4390         [container_ setFrame:containrect];
4391         [spinner_ setFrame:spinrect];
4392         [label_ setFrame:textrect];
4393         [self addSubview:container_];
4394     } return self;
4395 }
4396
4397 - (UILabel *) label {
4398     return label_;
4399 }
4400
4401 - (UIActivityIndicatorView *) activityIndicatorView {
4402     return spinner_;
4403 }
4404
4405 @end
4406 /* }}} */
4407 /* Emulated Loading Controller {{{ */
4408 @interface CYEmulatedLoadingController : CYViewController {
4409     _transient Database *database_;
4410     _H<CYLoadingIndicator> indicator_;
4411     _H<UITabBar> tabbar_;
4412     _H<UINavigationBar> navbar_;
4413 }
4414
4415 @end
4416
4417 @implementation CYEmulatedLoadingController
4418
4419 - (id) initWithDatabase:(Database *)database {
4420     if ((self = [super init]) != nil) {
4421         database_ = database;
4422     } return self;
4423 }
4424
4425 - (void) loadView {
4426     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4427     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4428
4429     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4430     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4431     [[self view] addSubview:indicator_];
4432
4433     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4434     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4435     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4436     [[self view] addSubview:tabbar_];
4437
4438     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4439     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4440     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4441     [[self view] addSubview:navbar_];
4442 }
4443
4444 - (void) releaseSubviews {
4445     indicator_ = nil;
4446     tabbar_ = nil;
4447     navbar_ = nil;
4448 }
4449
4450 @end
4451 /* }}} */
4452
4453 /* Cydia Browser Controller {{{ */
4454 @interface CYBrowserController : BrowserController {
4455     CydiaObject *cydia_;
4456 }
4457
4458 @end
4459
4460 @implementation CYBrowserController
4461
4462 - (void) dealloc {
4463     [cydia_ release];
4464     [super dealloc];
4465 }
4466
4467 - (NSURL *) navigationURL {
4468     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4469 }
4470
4471 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4472 }
4473
4474 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4475     [super webView:view didClearWindowObject:window forFrame:frame];
4476
4477     WebDataSource *source([frame dataSource]);
4478     NSURLResponse *response([source response]);
4479
4480     NSURL *url([response URL]);
4481     NSString *scheme([url scheme]);
4482     NSString *host([url host]);
4483
4484     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4485         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4486         NSDictionary *headers([http allHeaderFields]);
4487         [self setHeaders:headers forHost:host];
4488     }
4489
4490     if (
4491         [host isEqualToString:@"cydia.saurik.com"] ||
4492         [host hasSuffix:@".cydia.saurik.com"] ||
4493         [scheme isEqualToString:@"file"]
4494     )
4495         [window setValue:cydia_ forKey:@"cydia"];
4496 }
4497
4498 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4499     if (System_ != NULL)
4500         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4501     if (Machine_ != NULL)
4502         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4503     if (Token_ != nil)
4504         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4505     if (Role_ != nil)
4506         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4507 }
4508
4509 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4510     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4511     [self _setMoreHeaders:copy];
4512     return copy;
4513 }
4514
4515 - (void) setDelegate:(id)delegate {
4516     [super setDelegate:delegate];
4517     [cydia_ setDelegate:delegate];
4518 }
4519
4520 - (id) init {
4521     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4522         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4523
4524         WebView *webview([[webview_ _documentView] webView]);
4525
4526         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4527
4528         if (Safari_ != nil)
4529             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4530         if (Build_ != nil)
4531             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4532         if (Product_ != nil)
4533             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4534
4535         [webview setApplicationNameForUserAgent:application];
4536     } return self;
4537 }
4538
4539 @end
4540 /* }}} */
4541
4542 // CydiaScript {{{
4543 @interface NSObject (CydiaScript)
4544 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4545 @end
4546
4547 @implementation NSObject (CydiaScript)
4548
4549 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4550     return self;
4551 }
4552
4553 @end
4554
4555 @implementation NSArray (CydiaScript)
4556
4557 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4558     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4559     for (size_t i(0), e([self count]); i != e; ++i)
4560         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4561     return object;
4562 }
4563
4564 @end
4565
4566 @implementation NSDictionary (CydiaScript)
4567
4568 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4569     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4570     for (id i in self)
4571         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4572     return object;
4573 }
4574
4575 @end
4576 // }}}
4577
4578 /* Confirmation Controller {{{ */
4579 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4580     if (!iterator.end())
4581         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4582             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4583                 continue;
4584             pkgCache::PkgIterator package(dep.TargetPkg());
4585             if (package.end())
4586                 continue;
4587             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4588                 return true;
4589         }
4590
4591     return false;
4592 }
4593
4594 @protocol ConfirmationControllerDelegate
4595 - (void) cancelAndClear:(bool)clear;
4596 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4597 - (void) queue;
4598 @end
4599
4600 @interface ConfirmationController : CYBrowserController {
4601     _transient Database *database_;
4602
4603     UIAlertView *essential_;
4604
4605     NSDictionary *changes_;
4606     NSMutableArray *issues_;
4607     NSDictionary *sizes_;
4608
4609     BOOL substrate_;
4610 }
4611
4612 - (id) initWithDatabase:(Database *)database;
4613
4614 @end
4615
4616 @implementation ConfirmationController
4617
4618 - (void) dealloc {
4619     [changes_ release];
4620     [issues_ release];
4621     [sizes_ release];
4622
4623     if (essential_ != nil)
4624         [essential_ release];
4625
4626     [super dealloc];
4627 }
4628
4629 - (void) complete {
4630     if (substrate_)
4631         RestartSubstrate_ = true;
4632     [delegate_ confirmWithNavigationController:[self navigationController]];
4633 }
4634
4635 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4636     NSString *context([alert context]);
4637
4638     if ([context isEqualToString:@"remove"]) {
4639         if (button == [alert cancelButtonIndex])
4640             [self dismissModalViewControllerAnimated:YES];
4641         else if (button == [alert firstOtherButtonIndex]) {
4642             [self complete];
4643         }
4644
4645         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4646     } else if ([context isEqualToString:@"unable"]) {
4647         [self dismissModalViewControllerAnimated:YES];
4648         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4649     } else {
4650         [super alertView:alert clickedButtonAtIndex:button];
4651     }
4652 }
4653
4654 - (void) _doContinue {
4655     [self dismissModalViewControllerAnimated:YES];
4656     [delegate_ cancelAndClear:NO];
4657 }
4658
4659 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4660     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4661     return nil;
4662 }
4663
4664 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4665     [super webView:view didClearWindowObject:window forFrame:frame];
4666
4667     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4668         changes_, @"changes",
4669         issues_, @"issues",
4670         sizes_, @"sizes",
4671         self, @"queue",
4672     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4673 }
4674
4675 - (id) initWithDatabase:(Database *)database {
4676     if ((self = [super init]) != nil) {
4677         database_ = database;
4678
4679         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4680         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4681         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4682         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4683         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4684
4685         bool remove(false);
4686
4687         pkgCacheFile &cache([database_ cache]);
4688         NSArray *packages([database_ packages]);
4689         pkgDepCache::Policy *policy([database_ policy]);
4690
4691         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4692
4693         for (Package *package in packages) {
4694             pkgCache::PkgIterator iterator([package iterator]);
4695             NSString *name([package id]);
4696
4697             if ([package broken]) {
4698                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4699
4700                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4701                     name, @"package",
4702                     reasons, @"reasons",
4703                 nil]];
4704
4705                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4706                 if (ver.end())
4707                     continue;
4708
4709                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4710                     pkgCache::DepIterator start;
4711                     pkgCache::DepIterator end;
4712                     dep.GlobOr(start, end); // ++dep
4713
4714                     if (!cache->IsImportantDep(end))
4715                         continue;
4716                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4717                         continue;
4718
4719                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4720
4721                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4722                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4723                         clauses, @"clauses",
4724                     nil]];
4725
4726                     _forever {
4727                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4728
4729                         pkgCache::PkgIterator target(start.TargetPkg());
4730                         if (target->ProvidesList != 0)
4731                             reason = @"missing";
4732                         else {
4733                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4734                             if (!ver.end()) {
4735                                 reason = @"installed";
4736                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4737                             } else if (!cache[target].CandidateVerIter(cache).end())
4738                                 reason = @"uninstalled";
4739                             else if (target->ProvidesList == 0)
4740                                 reason = @"uninstallable";
4741                             else
4742                                 reason = @"virtual";
4743                         }
4744
4745                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4746                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4747                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4748                         nil]);
4749
4750                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4751                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4752                             version, @"version",
4753                             reason, @"reason",
4754                             installed, @"installed",
4755                         nil]];
4756
4757                         // yes, seriously. (wtf?)
4758                         if (start == end)
4759                             break;
4760                         ++start;
4761                     }
4762                 }
4763             }
4764
4765             pkgDepCache::StateCache &state(cache[iterator]);
4766
4767             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4768
4769             if (state.NewInstall())
4770                 [installs addObject:name];
4771             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4772                 [reinstalls addObject:name];
4773             else if (state.Upgrade())
4774                 [upgrades addObject:name];
4775             else if (state.Downgrade())
4776                 [downgrades addObject:name];
4777             else if (!state.Delete())
4778                 continue;
4779             else if (special_r(name))
4780                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4781                     [NSNull null], @"package",
4782                     [NSArray arrayWithObjects:
4783                         [NSDictionary dictionaryWithObjectsAndKeys:
4784                             @"Conflicts", @"relationship",
4785                             [NSArray arrayWithObjects:
4786                                 [NSDictionary dictionaryWithObjectsAndKeys:
4787                                     name, @"package",
4788                                     [NSNull null], @"version",
4789                                     @"installed", @"reason",
4790                                 nil],
4791                             nil], @"clauses",
4792                         nil],
4793                     nil], @"reasons",
4794                 nil]];
4795             else {
4796                 if ([package essential])
4797                     remove = true;
4798                 [removes addObject:name];
4799             }
4800
4801             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4802             substrate_ |= DepSubstrate(iterator.CurrentVer());
4803         }
4804
4805         if (!remove)
4806             essential_ = nil;
4807         else if (Advanced_) {
4808             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4809
4810             essential_ = [[UIAlertView alloc]
4811                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4812                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4813                 delegate:self
4814                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4815                 otherButtonTitles:
4816                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4817                 nil
4818             ];
4819
4820             [essential_ setContext:@"remove"];
4821         } else {
4822             essential_ = [[UIAlertView alloc]
4823                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4824                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4825                 delegate:self
4826                 cancelButtonTitle:UCLocalize("OKAY")
4827                 otherButtonTitles:nil
4828             ];
4829
4830             [essential_ setContext:@"unable"];
4831         }
4832
4833         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4834             installs, @"installs",
4835             reinstalls, @"reinstalls",
4836             upgrades, @"upgrades",
4837             downgrades, @"downgrades",
4838             removes, @"removes",
4839         nil];
4840
4841         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4842             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4843             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4844         nil];
4845
4846         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4847
4848         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4849             initWithTitle:UCLocalize("CANCEL")
4850             style:UIBarButtonItemStylePlain
4851             target:self
4852             action:@selector(cancelButtonClicked)
4853         ] autorelease]];
4854     } return self;
4855 }
4856
4857 #if !AlwaysReload
4858 - (void) applyRightButton {
4859     if ([issues_ count] == 0 && ![self isLoading])
4860         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4861             initWithTitle:UCLocalize("CONFIRM")
4862             style:UIBarButtonItemStyleDone
4863             target:self
4864             action:@selector(confirmButtonClicked)
4865         ] autorelease]];
4866     else
4867         [[self navigationItem] setRightBarButtonItem:nil];
4868 }
4869 #endif
4870
4871 - (void) cancelButtonClicked {
4872     [self dismissModalViewControllerAnimated:YES];
4873     [delegate_ cancelAndClear:YES];
4874 }
4875
4876 #if !AlwaysReload
4877 - (void) confirmButtonClicked {
4878     if (essential_ != nil)
4879         [essential_ show];
4880     else
4881         [self complete];
4882 }
4883 #endif
4884
4885 @end
4886 /* }}} */
4887
4888 /* Progress Data {{{ */
4889 @interface CydiaProgressData : NSObject {
4890     _transient id delegate_;
4891
4892     bool running_;
4893     float percent_;
4894
4895     _H<NSMutableArray> events_;
4896     _H<NSString> title_;
4897
4898     _H<NSString> status_;
4899     _H<NSString> finish_;
4900 }
4901
4902 @end
4903
4904 @implementation CydiaProgressData
4905
4906 + (NSArray *) _attributeKeys {
4907     return [NSArray arrayWithObjects:
4908         @"events",
4909         @"finish",
4910         @"percent",
4911         @"running",
4912         @"title",
4913     nil];
4914 }
4915
4916 - (NSArray *) attributeKeys {
4917     return [[self class] _attributeKeys];
4918 }
4919
4920 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4921     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4922 }
4923
4924 - (id) init {
4925     if ((self = [super init]) != nil) {
4926         events_ = [NSMutableArray arrayWithCapacity:32];
4927     } return self;
4928 }
4929
4930 - (void) setDelegate:(id)delegate {
4931     delegate_ = delegate;
4932 }
4933
4934 - (void) setPercent:(float)value {
4935     percent_ = value;
4936 }
4937
4938 - (NSNumber *) percent {
4939     return [NSNumber numberWithFloat:percent_];
4940 }
4941
4942 - (NSArray *) events {
4943     return events_;
4944 }
4945
4946 - (void) removeAllEvents {
4947     [events_ removeAllObjects];
4948 }
4949
4950 - (void) addEvent:(CydiaProgressEvent *)event {
4951     [events_ addObject:event];
4952 }
4953
4954 - (void) setTitle:(NSString *)text {
4955     title_ = text;
4956 }
4957
4958 - (NSString *) title {
4959     return title_;
4960 }
4961
4962 - (void) setFinish:(NSString *)text {
4963     finish_ = text;
4964 }
4965
4966 - (NSString *) finish {
4967     return (id) finish_ ?: [NSNull null];
4968 }
4969
4970 - (void) setRunning:(bool)running {
4971     running_ = running;
4972 }
4973
4974 - (NSNumber *) running {
4975     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
4976 }
4977
4978 @end
4979 /* }}} */
4980 /* Progress Controller {{{ */
4981 @interface ProgressController : CYBrowserController <
4982     ProgressDelegate
4983 > {
4984     _transient Database *database_;
4985     _H<CydiaProgressData> progress_;
4986     unsigned cancel_;
4987 }
4988
4989 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4990
4991 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
4992
4993 - (void) setTitle:(NSString *)title;
4994 - (void) setCancellable:(bool)cancellable;
4995
4996 @end
4997
4998 @implementation ProgressController
4999
5000 - (void) dealloc {
5001     [database_ setProgressDelegate:nil];
5002     [progress_ setDelegate:nil];
5003     [super dealloc];
5004 }
5005
5006 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5007     if ((self = [super init]) != nil) {
5008         database_ = database;
5009         delegate_ = delegate;
5010
5011         [database_ setProgressDelegate:self];
5012
5013         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5014         [progress_ setDelegate:self];
5015     } return self;
5016 }
5017
5018 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5019     [super webView:view didClearWindowObject:window forFrame:frame];
5020     [window setValue:progress_ forKey:@"cydiaProgress"];
5021 }
5022
5023 - (void) updateProgress {
5024     [self dispatchEvent:@"CydiaProgressUpdate"];
5025 }
5026
5027 - (void) updateCancel {
5028     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5029         initWithTitle:UCLocalize("CANCEL")
5030         style:UIBarButtonItemStylePlain
5031         target:self
5032         action:@selector(cancel)
5033     ] autorelease] : nil)];
5034 }
5035
5036 - (void) viewWillAppear:(BOOL)animated {
5037     if (![self hasLoaded]) {
5038         [scroller_ setBackgroundColor:[UIColor blackColor]];
5039         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/progress/", UI_]]];
5040     }
5041
5042     [super viewDidAppear:animated];
5043
5044     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5045
5046     [[self navigationItem] setHidesBackButton:YES];
5047
5048     [self updateCancel];
5049 }
5050
5051 - (void) close {
5052     UpdateExternalStatus(0);
5053
5054     switch (Finish_) {
5055         case 0:
5056         break;
5057
5058         case 1:
5059             [delegate_ terminateWithSuccess];
5060             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5061                 [delegate_ suspendWithAnimation:YES];
5062             else
5063                 [delegate_ suspend];*/
5064         break;
5065
5066         case 2:
5067             _trace();
5068             goto reload;
5069
5070         case 3:
5071             _trace();
5072             goto reload;
5073
5074         reload:
5075             system("/usr/bin/sbreload");
5076             _trace();
5077         break;
5078
5079         case 4:
5080             _trace();
5081             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5082                 SBReboot(SBSSpringBoardServerPort());
5083             else
5084                 reboot2(RB_AUTOBOOT);
5085         break;
5086     }
5087
5088     [super close];
5089 }
5090
5091 - (void) setTitle:(NSString *)title {
5092     [progress_ setTitle:title];
5093     [self updateProgress];
5094 }
5095
5096 - (UIBarButtonItem *) rightButton {
5097     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5098         initWithTitle:UCLocalize("CLOSE")
5099         style:UIBarButtonItemStylePlain
5100         target:self
5101         action:@selector(close)
5102     ] autorelease];
5103 }
5104
5105 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5106     UpdateExternalStatus(1);
5107
5108     [progress_ setRunning:true];
5109     [self setTitle:title];
5110     // implicit updateProgress
5111
5112     SHA1SumValue notifyconf; {
5113         FileFd file;
5114         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5115             _error->Discard();
5116         else {
5117             MMap mmap(file, MMap::ReadOnly);
5118             SHA1Summation sha1;
5119             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5120             notifyconf = sha1.Result();
5121         }
5122     }
5123
5124     SHA1SumValue springlist; {
5125         FileFd file;
5126         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5127             _error->Discard();
5128         else {
5129             MMap mmap(file, MMap::ReadOnly);
5130             SHA1Summation sha1;
5131             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5132             springlist = sha1.Result();
5133         }
5134     }
5135
5136     if (invocation != nil) {
5137         [invocation yieldToSelector:@selector(invoke)];
5138         [self setTitle:@"COMPLETE"];
5139     }
5140
5141     if (Finish_ < 4) {
5142         FileFd file;
5143         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5144             _error->Discard();
5145         else {
5146             MMap mmap(file, MMap::ReadOnly);
5147             SHA1Summation sha1;
5148             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5149             if (!(notifyconf == sha1.Result()))
5150                 Finish_ = 4;
5151         }
5152     }
5153
5154     if (Finish_ < 3) {
5155         FileFd file;
5156         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5157             _error->Discard();
5158         else {
5159             MMap mmap(file, MMap::ReadOnly);
5160             SHA1Summation sha1;
5161             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5162             if (!(springlist == sha1.Result()))
5163                 Finish_ = 3;
5164         }
5165     }
5166
5167     if (Finish_ < 2) {
5168         if (RestartSubstrate_)
5169             Finish_ = 2;
5170     }
5171
5172     RestartSubstrate_ = false;
5173
5174     switch (Finish_) {
5175         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5176         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5177         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5178         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5179         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5180     }
5181
5182     _trace();
5183     system("su -c /usr/bin/uicache mobile");
5184     _trace();
5185
5186     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5187
5188     [progress_ setRunning:false];
5189     [self updateProgress];
5190
5191     [self applyRightButton];
5192 }
5193
5194 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5195     [progress_ addEvent:event];
5196     [self updateProgress];
5197 }
5198
5199 - (bool) isProgressCancelled {
5200     return cancel_ == 2;
5201 }
5202
5203 - (void) cancel {
5204     cancel_ = 2;
5205     [self updateCancel];
5206 }
5207
5208 - (void) setCancellable:(bool)cancellable {
5209     unsigned cancel(cancel_);
5210
5211     if (!cancellable)
5212         cancel_ = 0;
5213     else if (cancel_ == 0)
5214         cancel_ = 1;
5215
5216     if (cancel != cancel_)
5217         [self updateCancel];
5218 }
5219
5220 - (void) setProgressCancellable:(NSNumber *)cancellable {
5221     [self setCancellable:[cancellable boolValue]];
5222 }
5223
5224 - (void) setProgressPercent:(NSNumber *)percent {
5225     [progress_ setPercent:[percent floatValue]];
5226     [self updateProgress];
5227 }
5228
5229 @end
5230 /* }}} */
5231
5232 /* Cell Content View {{{ */
5233 @protocol ContentDelegate
5234 - (void) drawContentRect:(CGRect)rect;
5235 @end
5236
5237 @interface ContentView : UIView {
5238     _transient id<ContentDelegate> delegate_;
5239 }
5240
5241 @end
5242
5243 @implementation ContentView
5244
5245 - (id) initWithFrame:(CGRect)frame {
5246     if ((self = [super initWithFrame:frame]) != nil) {
5247         [self setNeedsDisplayOnBoundsChange:YES];
5248     } return self;
5249 }
5250
5251 - (void) setDelegate:(id<ContentDelegate>)delegate {
5252     delegate_ = delegate;
5253 }
5254
5255 - (void) drawRect:(CGRect)rect {
5256     [super drawRect:rect];
5257     [delegate_ drawContentRect:rect];
5258 }
5259
5260 @end
5261 /* }}} */
5262 /* Cydia TableView Cell {{{ */
5263 @interface CYTableViewCell : UITableViewCell {
5264     ContentView *content_;
5265     bool highlighted_;
5266 }
5267
5268 @end
5269
5270 @implementation CYTableViewCell
5271
5272 - (void) dealloc {
5273     [content_ release];
5274     [super dealloc];
5275 }
5276
5277 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5278     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5279
5280     if (view == content_) {
5281         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5282         highlighted_ = highlighted;
5283     }
5284
5285     [super _updateHighlightColorsForView:view highlighted:highlighted];
5286 }
5287
5288 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5289     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5290     highlighted_ = selected;
5291
5292     [super setSelected:selected animated:animated];
5293     [content_ setNeedsDisplay];
5294 }
5295
5296 @end
5297 /* }}} */
5298
5299 /* Package Cell {{{ */
5300 @interface PackageCell : CYTableViewCell <
5301     ContentDelegate
5302 > {
5303     UIImage *icon_;
5304     NSString *name_;
5305     NSString *description_;
5306     bool commercial_;
5307     NSString *source_;
5308     UIImage *badge_;
5309     Package *package_;
5310     UIImage *placard_;
5311 }
5312
5313 - (PackageCell *) init;
5314 - (void) setPackage:(Package *)package;
5315
5316 - (void) drawContentRect:(CGRect)rect;
5317
5318 @end
5319
5320 @implementation PackageCell
5321
5322 - (void) clearPackage {
5323     if (icon_ != nil) {
5324         [icon_ release];
5325         icon_ = nil;
5326     }
5327
5328     if (name_ != nil) {
5329         [name_ release];
5330         name_ = nil;
5331     }
5332
5333     if (description_ != nil) {
5334         [description_ release];
5335         description_ = nil;
5336     }
5337
5338     if (source_ != nil) {
5339         [source_ release];
5340         source_ = nil;
5341     }
5342
5343     if (badge_ != nil) {
5344         [badge_ release];
5345         badge_ = nil;
5346     }
5347
5348     if (placard_ != nil) {
5349         [placard_ release];
5350         placard_ = nil;
5351     }
5352
5353     [package_ release];
5354     package_ = nil;
5355 }
5356
5357 - (void) dealloc {
5358     [self clearPackage];
5359     [super dealloc];
5360 }
5361
5362 - (PackageCell *) init {
5363     CGRect frame(CGRectMake(0, 0, 320, 74));
5364     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5365         UIView *content([self contentView]);
5366         CGRect bounds([content bounds]);
5367
5368         content_ = [[ContentView alloc] initWithFrame:bounds];
5369         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5370         [content addSubview:content_];
5371
5372         [content_ setDelegate:self];
5373         [content_ setOpaque:YES];
5374     } return self;
5375 }
5376
5377 - (NSString *) accessibilityLabel {
5378     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5379 }
5380
5381 - (void) setPackage:(Package *)package {
5382     [self clearPackage];
5383     [package parse];
5384
5385     Source *source = [package source];
5386
5387     icon_ = [[package icon] retain];
5388     name_ = [[package name] retain];
5389
5390     if (IsWildcat_)
5391         description_ = [package longDescription];
5392     if (description_ == nil)
5393         description_ = [package shortDescription];
5394     if (description_ != nil)
5395         description_ = [description_ retain];
5396
5397     commercial_ = [package isCommercial];
5398
5399     package_ = [package retain];
5400
5401     NSString *label = nil;
5402     bool trusted = false;
5403
5404     if (source != nil) {
5405         label = [source label];
5406         trusted = [source trusted];
5407     } else if ([[package id] isEqualToString:@"firmware"])
5408         label = UCLocalize("APPLE");
5409     else
5410         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5411
5412     NSString *from(label);
5413
5414     NSString *section = [package simpleSection];
5415     if (section != nil && ![section isEqualToString:label]) {
5416         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5417         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5418     }
5419
5420     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5421     source_ = [from retain];
5422
5423     if (NSString *purpose = [package primaryPurpose])
5424         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5425             badge_ = [badge_ retain];
5426
5427     UIColor *color;
5428     NSString *placard;
5429
5430     if (NSString *mode = [package_ mode]) {
5431         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5432             color = RemovingColor_;
5433             //placard = @"removing";
5434         } else {
5435             color = InstallingColor_;
5436             //placard = @"installing";
5437         }
5438
5439         // XXX: the removing/installing placards are not @2x
5440         placard = nil;
5441     } else {
5442         color = [UIColor whiteColor];
5443
5444         if ([package installed] != nil)
5445             placard = @"installed";
5446         else
5447             placard = nil;
5448     }
5449
5450     [content_ setBackgroundColor:color];
5451
5452     if (placard != nil)
5453         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5454             placard_ = [placard_ retain];
5455
5456     [self setNeedsDisplay];
5457     [content_ setNeedsDisplay];
5458 }
5459
5460 - (void) drawContentRect:(CGRect)rect {
5461     bool highlighted(highlighted_);
5462     float width([self bounds].size.width);
5463
5464 #if 0
5465     CGContextRef context(UIGraphicsGetCurrentContext());
5466     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5467     CGContextFillRect(context, rect);
5468 #endif
5469
5470     if (icon_ != nil) {
5471         CGRect rect;
5472         rect.size = [icon_ size];
5473
5474         rect.size.width /= 2;
5475         rect.size.height /= 2;
5476
5477         rect.origin.x = 25 - rect.size.width / 2;
5478         rect.origin.y = 25 - rect.size.height / 2;
5479
5480         [icon_ drawInRect:rect];
5481     }
5482
5483     if (badge_ != nil) {
5484         CGRect rect;
5485         rect.size = [badge_ size];
5486
5487         rect.size.width /= 2;
5488         rect.size.height /= 2;
5489
5490         rect.origin.x = 36 - rect.size.width / 2;
5491         rect.origin.y = 36 - rect.size.height / 2;
5492
5493         [badge_ drawInRect:rect];
5494     }
5495
5496     if (highlighted)
5497         UISetColor(White_);
5498
5499     if (!highlighted)
5500         UISetColor(commercial_ ? Purple_ : Black_);
5501     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5502     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5503
5504     if (!highlighted)
5505         UISetColor(commercial_ ? Purplish_ : Gray_);
5506     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5507
5508     if (placard_ != nil)
5509         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5510 }
5511
5512 @end
5513 /* }}} */
5514 /* Section Cell {{{ */
5515 @interface SectionCell : CYTableViewCell <
5516     ContentDelegate
5517 > {
5518     NSString *basic_;
5519     NSString *section_;
5520     NSString *name_;
5521     NSString *count_;
5522     UIImage *icon_;
5523     UISwitch *switch_;
5524     BOOL editing_;
5525 }
5526
5527 - (void) setSection:(Section *)section editing:(BOOL)editing;
5528
5529 @end
5530
5531 @implementation SectionCell
5532
5533 - (void) clearSection {
5534     if (basic_ != nil) {
5535         [basic_ release];
5536         basic_ = nil;
5537     }
5538
5539     if (section_ != nil) {
5540         [section_ release];
5541         section_ = nil;
5542     }
5543
5544     if (name_ != nil) {
5545         [name_ release];
5546         name_ = nil;
5547     }
5548
5549     if (count_ != nil) {
5550         [count_ release];
5551         count_ = nil;
5552     }
5553 }
5554
5555 - (void) dealloc {
5556     [self clearSection];
5557     [icon_ release];
5558     [switch_ release];
5559     [super dealloc];
5560 }
5561
5562 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5563     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5564         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5565         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5566         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5567
5568         UIView *content([self contentView]);
5569         CGRect bounds([content bounds]);
5570
5571         content_ = [[ContentView alloc] initWithFrame:bounds];
5572         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5573         [content addSubview:content_];
5574         [content_ setBackgroundColor:[UIColor whiteColor]];
5575
5576         [content_ setDelegate:self];
5577     } return self;
5578 }
5579
5580 - (void) onSwitch:(id)sender {
5581     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5582     if (metadata == nil) {
5583         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5584         [Sections_ setObject:metadata forKey:basic_];
5585     }
5586
5587     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5588     Changed_ = true;
5589 }
5590
5591 - (void) setSection:(Section *)section editing:(BOOL)editing {
5592     if (editing != editing_) {
5593         if (editing_)
5594             [switch_ removeFromSuperview];
5595         else
5596             [self addSubview:switch_];
5597         editing_ = editing;
5598     }
5599
5600     [self clearSection];
5601
5602     if (section == nil) {
5603         name_ = [UCLocalize("ALL_PACKAGES") retain];
5604         count_ = nil;
5605     } else {
5606         basic_ = [section name];
5607         if (basic_ != nil)
5608             basic_ = [basic_ retain];
5609
5610         section_ = [section localized];
5611         if (section_ != nil)
5612             section_ = [section_ retain];
5613
5614         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5615         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5616
5617         if (editing_)
5618             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5619     }
5620
5621     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5622     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5623
5624     [content_ setNeedsDisplay];
5625 }
5626
5627 - (void) setFrame:(CGRect)frame {
5628     [super setFrame:frame];
5629
5630     CGRect rect([switch_ frame]);
5631     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5632 }
5633
5634 - (NSString *) accessibilityLabel {
5635     return name_;
5636 }
5637
5638 - (void) drawContentRect:(CGRect)rect {
5639     bool highlighted(highlighted_ && !editing_);
5640
5641     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5642
5643     if (highlighted)
5644         UISetColor(White_);
5645
5646     float width(rect.size.width);
5647     if (editing_)
5648         width -= 87;
5649
5650     if (!highlighted)
5651         UISetColor(Black_);
5652     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5653
5654     CGSize size = [count_ sizeWithFont:Font14_];
5655
5656     UISetColor(White_);
5657     if (count_ != nil)
5658         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5659 }
5660
5661 @end
5662 /* }}} */
5663
5664 /* File Table {{{ */
5665 @interface FileTable : CYViewController <
5666     UITableViewDataSource,
5667     UITableViewDelegate
5668 > {
5669     _transient Database *database_;
5670     Package *package_;
5671     NSString *name_;
5672     NSMutableArray *files_;
5673     UITableView *list_;
5674 }
5675
5676 - (id) initWithDatabase:(Database *)database;
5677 - (void) setPackage:(Package *)package;
5678
5679 @end
5680
5681 @implementation FileTable
5682
5683 - (void) dealloc {
5684     [self releaseSubviews];
5685
5686     [package_ release];
5687     [name_ release];
5688     [files_ release];
5689
5690     [super dealloc];
5691 }
5692
5693 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5694     return files_ == nil ? 0 : [files_ count];
5695 }
5696
5697 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5698     return 24.0f;
5699 }*/
5700
5701 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5702     static NSString *reuseIdentifier = @"Cell";
5703
5704     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5705     if (cell == nil) {
5706         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5707         [cell setFont:[UIFont systemFontOfSize:16]];
5708     }
5709     [cell setText:[files_ objectAtIndex:indexPath.row]];
5710     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5711
5712     return cell;
5713 }
5714
5715 - (NSURL *) navigationURL {
5716     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5717 }
5718
5719 - (void) loadView {
5720     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5721
5722     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5723     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5724     [list_ setRowHeight:24.0f];
5725     [list_ setDataSource:self];
5726     [list_ setDelegate:self];
5727     [[self view] addSubview:list_];
5728 }
5729
5730 - (void) viewDidLoad {
5731     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5732 }
5733
5734 - (void) releaseSubviews {
5735     [list_ release];
5736     list_ = nil;
5737 }
5738
5739 - (id) initWithDatabase:(Database *)database {
5740     if ((self = [super init]) != nil) {
5741         database_ = database;
5742
5743         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5744     } return self;
5745 }
5746
5747 - (void) setPackage:(Package *)package {
5748     if (package_ != nil) {
5749         [package_ autorelease];
5750         package_ = nil;
5751     }
5752
5753     if (name_ != nil) {
5754         [name_ release];
5755         name_ = nil;
5756     }
5757
5758     [files_ removeAllObjects];
5759
5760     if (package != nil) {
5761         package_ = [package retain];
5762         name_ = [[package id] retain];
5763
5764         if (NSArray *files = [package files])
5765             [files_ addObjectsFromArray:files];
5766
5767         if ([files_ count] != 0) {
5768             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5769                 [files_ removeObjectAtIndex:0];
5770             [files_ sortUsingSelector:@selector(compareByPath:)];
5771
5772             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5773             [stack addObject:@"/"];
5774
5775             for (int i(0), e([files_ count]); i != e; ++i) {
5776                 NSString *file = [files_ objectAtIndex:i];
5777                 while (![file hasPrefix:[stack lastObject]])
5778                     [stack removeLastObject];
5779                 NSString *directory = [stack lastObject];
5780                 [stack addObject:[file stringByAppendingString:@"/"]];
5781                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5782                     ([stack count] - 2) * 3, "",
5783                     [file substringFromIndex:[directory length]]
5784                 ]];
5785             }
5786         }
5787     }
5788
5789     [list_ reloadData];
5790 }
5791
5792 - (void) reloadData {
5793     [super reloadData];
5794
5795     [self setPackage:[database_ packageWithName:name_]];
5796 }
5797
5798 @end
5799 /* }}} */
5800 /* Package Controller {{{ */
5801 @interface CYPackageController : CYBrowserController <
5802     UIActionSheetDelegate
5803 > {
5804     _transient Database *database_;
5805     Package *package_;
5806     NSString *name_;
5807     bool commercial_;
5808     NSMutableArray *buttons_;
5809     UIBarButtonItem *button_;
5810 }
5811
5812 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5813
5814 @end
5815
5816 @implementation CYPackageController
5817
5818 - (void) dealloc {
5819     if (package_ != nil)
5820         [package_ release];
5821     if (name_ != nil)
5822         [name_ release];
5823
5824     [buttons_ release];
5825
5826     if (button_ != nil)
5827         [button_ release];
5828
5829     [super dealloc];
5830 }
5831
5832 - (NSURL *) navigationURL {
5833     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5834 }
5835
5836 /* XXX: this is not safe at all... localization of /fail/ */
5837 - (void) _clickButtonWithName:(NSString *)name {
5838     if ([name isEqualToString:UCLocalize("CLEAR")])
5839         [delegate_ clearPackage:package_];
5840     else if ([name isEqualToString:UCLocalize("INSTALL")])
5841         [delegate_ installPackage:package_];
5842     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5843         [delegate_ installPackage:package_];
5844     else if ([name isEqualToString:UCLocalize("REMOVE")])
5845         [delegate_ removePackage:package_];
5846     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5847         [delegate_ installPackage:package_];
5848     else _assert(false);
5849 }
5850
5851 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5852     NSString *context([sheet context]);
5853
5854     if ([context isEqualToString:@"modify"]) {
5855         if (button != [sheet cancelButtonIndex]) {
5856             NSString *buttonName = [buttons_ objectAtIndex:button];
5857             [self _clickButtonWithName:buttonName];
5858         }
5859
5860         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5861     }
5862 }
5863
5864 - (bool) _allowJavaScriptPanel {
5865     return commercial_;
5866 }
5867
5868 #if !AlwaysReload
5869 - (void) _customButtonClicked {
5870     int count([buttons_ count]);
5871     if (count == 0)
5872         return;
5873
5874     if (count == 1)
5875         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5876     else {
5877         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5878         [buttons addObjectsFromArray:buttons_];
5879
5880         UIActionSheet *sheet = [[[UIActionSheet alloc]
5881             initWithTitle:nil
5882             delegate:self
5883             cancelButtonTitle:nil
5884             destructiveButtonTitle:nil
5885             otherButtonTitles:nil
5886         ] autorelease];
5887
5888         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5889         if (!IsWildcat_) {
5890            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5891            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5892         }
5893         [sheet setContext:@"modify"];
5894
5895         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5896     }
5897 }
5898
5899 // We don't want to allow non-commercial packages to do custom things to the install button,
5900 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5901 - (void) customButtonClicked {
5902     if (commercial_)
5903         [super customButtonClicked];
5904     else
5905         [self _customButtonClicked];
5906 }
5907
5908 - (void) reloadButtonClicked {
5909     // Don't reload a commerical package by tapping the loading button,
5910     // but if it's not an Install button, we should forward it on.
5911     if (![package_ uninstalled])
5912         [self _customButtonClicked];
5913 }
5914
5915 - (void) applyLoadingTitle {
5916     // Don't show "Loading" as the title. Ever.
5917 }
5918
5919 - (UIBarButtonItem *) rightButton {
5920     return button_;
5921 }
5922 #endif
5923
5924 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5925     if ((self = [super init]) != nil) {
5926         database_ = database;
5927         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5928         name_ = [[NSString alloc] initWithString:name];
5929         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5930     } return self;
5931 }
5932
5933 - (void) reloadData {
5934     if (package_ != nil)
5935         [package_ autorelease];
5936     package_ = [database_ packageWithName:name_];
5937
5938     [buttons_ removeAllObjects];
5939
5940     if (package_ != nil) {
5941         [package_ parse];
5942
5943         package_ = [package_ retain];
5944         commercial_ = [package_ isCommercial];
5945
5946         if ([package_ mode] != nil)
5947             [buttons_ addObject:UCLocalize("CLEAR")];
5948         if ([package_ source] == nil);
5949         else if ([package_ upgradableAndEssential:NO])
5950             [buttons_ addObject:UCLocalize("UPGRADE")];
5951         else if ([package_ uninstalled])
5952             [buttons_ addObject:UCLocalize("INSTALL")];
5953         else
5954             [buttons_ addObject:UCLocalize("REINSTALL")];
5955         if (![package_ uninstalled])
5956             [buttons_ addObject:UCLocalize("REMOVE")];
5957     }
5958
5959     if (button_ != nil)
5960         [button_ release];
5961
5962     NSString *title;
5963     switch ([buttons_ count]) {
5964         case 0: title = nil; break;
5965         case 1: title = [buttons_ objectAtIndex:0]; break;
5966         default: title = UCLocalize("MODIFY"); break;
5967     }
5968
5969     button_ = [[UIBarButtonItem alloc]
5970         initWithTitle:title
5971         style:UIBarButtonItemStylePlain
5972         target:self
5973         action:@selector(customButtonClicked)
5974     ];
5975
5976     [super reloadData];
5977 }
5978
5979 - (bool) isLoading {
5980     return commercial_ ? [super isLoading] : false;
5981 }
5982
5983 @end
5984 /* }}} */
5985
5986 /* Package List Controller {{{ */
5987 @interface PackageListController : CYViewController <
5988     UITableViewDataSource,
5989     UITableViewDelegate
5990 > {
5991     _transient Database *database_;
5992     unsigned era_;
5993     NSMutableArray *packages_;
5994     NSMutableArray *sections_;
5995     UITableView *list_;
5996     NSMutableArray *index_;
5997     NSMutableDictionary *indices_;
5998     NSString *title_;
5999 }
6000
6001 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6002 - (void) setDelegate:(id)delegate;
6003 - (void) resetCursor;
6004
6005 @end
6006
6007 @implementation PackageListController
6008
6009 - (void) dealloc {
6010     [packages_ release];
6011     [sections_ release];
6012     [list_ release];
6013     [index_ release];
6014     [indices_ release];
6015     [title_ release];
6016
6017     [super dealloc];
6018 }
6019
6020 - (void) deselectWithAnimation:(BOOL)animated {
6021     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6022 }
6023
6024 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6025     CGRect base = [[self view] bounds];
6026     base.size.height -= bounds.size.height;
6027     base.origin = [list_ frame].origin;
6028
6029     [UIView beginAnimations:nil context:NULL];
6030     [UIView setAnimationBeginsFromCurrentState:YES];
6031     [UIView setAnimationCurve:curve];
6032     [UIView setAnimationDuration:duration];
6033     [list_ setFrame:base];
6034     [UIView commitAnimations];
6035 }
6036
6037 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6038     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6039 }
6040
6041 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6042     [self resizeForKeyboardBounds:bounds duration:0];
6043 }
6044
6045 - (void) keyboardWillShow:(NSNotification *)notification {
6046     CGRect bounds;
6047     CGPoint center;
6048     NSTimeInterval duration;
6049     UIViewAnimationCurve curve;
6050     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6051     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6052     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6053     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6054
6055     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);
6056     UIViewController *base = self;
6057     while ([base parentViewController] != nil)
6058         base = [base parentViewController];
6059     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6060     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6061
6062     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6063 }
6064
6065 - (void) keyboardWillHide:(NSNotification *)notification {
6066     NSTimeInterval duration;
6067     UIViewAnimationCurve curve;
6068     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6069     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6070
6071     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6072 }
6073
6074 - (void) viewWillAppear:(BOOL)animated {
6075     [super viewWillAppear:animated];
6076
6077     [self resizeForKeyboardBounds:CGRectZero];
6078     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6079     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6080 }
6081
6082 - (void) viewWillDisappear:(BOOL)animated {
6083     [super viewWillDisappear:animated];
6084
6085     [self resizeForKeyboardBounds:CGRectZero];
6086     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6087     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6088 }
6089
6090 - (void) viewDidAppear:(BOOL)animated {
6091     [super viewDidAppear:animated];
6092     [self deselectWithAnimation:animated];
6093 }
6094
6095 - (void) didSelectPackage:(Package *)package {
6096     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6097     [view setDelegate:delegate_];
6098     [[self navigationController] pushViewController:view animated:YES];
6099 }
6100
6101 #if TryIndexedCollation
6102 + (BOOL) hasIndexedCollation {
6103     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6104 }
6105 #endif
6106
6107 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6108     NSInteger count([sections_ count]);
6109     return count == 0 ? 1 : count;
6110 }
6111
6112 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6113     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6114         return nil;
6115     return [[sections_ objectAtIndex:section] name];
6116 }
6117
6118 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6119     if ([sections_ count] == 0)
6120         return 0;
6121     return [[sections_ objectAtIndex:section] count];
6122 }
6123
6124 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6125 @synchronized (database_) {
6126     if ([database_ era] != era_)
6127         return nil;
6128
6129     Section *section([sections_ objectAtIndex:[path section]]);
6130     NSInteger row([path row]);
6131     Package *package([packages_ objectAtIndex:([section row] + row)]);
6132     return [[package retain] autorelease];
6133 } }
6134
6135 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6136     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6137     if (cell == nil)
6138         cell = [[[PackageCell alloc] init] autorelease];
6139     [cell setPackage:[self packageAtIndexPath:path]];
6140     return cell;
6141 }
6142
6143 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6144     Package *package([self packageAtIndexPath:path]);
6145     package = [database_ packageWithName:[package id]];
6146     [self didSelectPackage:package];
6147 }
6148
6149 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6150     // XXX: is 20 the most optimal number here?
6151     return [packages_ count] > 20 ? index_ : nil;
6152 }
6153
6154 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6155 #if TryIndexedCollation
6156     if ([[self class] hasIndexedCollation]) {
6157         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6158     }
6159 #endif
6160
6161     return index;
6162 }
6163
6164 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6165     if ((self = [super init]) != nil) {
6166         database_ = database;
6167         title_ = [title copy];
6168         [[self navigationItem] setTitle:title_];
6169
6170 #if TryIndexedCollation
6171         if ([[self class] hasIndexedCollation])
6172             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6173         else
6174 #endif
6175             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6176
6177         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6178
6179         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6180         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6181
6182         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6183         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6184         [list_ setRowHeight:73];
6185         [[self view] addSubview:list_];
6186
6187         [list_ setDataSource:self];
6188         [list_ setDelegate:self];
6189     } return self;
6190 }
6191
6192 - (void) setDelegate:(id)delegate {
6193     delegate_ = delegate;
6194 }
6195
6196 - (bool) hasPackage:(Package *)package {
6197     return true;
6198 }
6199
6200 - (void) reloadData {
6201     [super reloadData];
6202
6203     era_ = [database_ era];
6204     NSArray *packages = [database_ packages];
6205
6206     [packages_ removeAllObjects];
6207     [sections_ removeAllObjects];
6208
6209     _profile(PackageTable$reloadData$Filter)
6210         for (Package *package in packages)
6211             if ([self hasPackage:package])
6212                 [packages_ addObject:package];
6213     _end
6214
6215     [indices_ removeAllObjects];
6216
6217     Section *section = nil;
6218
6219 #if TryIndexedCollation
6220     if ([[self class] hasIndexedCollation]) {
6221         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6222         NSArray *titles = [collation sectionIndexTitles];
6223         int secidx = -1;
6224
6225         _profile(PackageTable$reloadData$Section)
6226             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6227                 Package *package;
6228                 int index;
6229
6230                 _profile(PackageTable$reloadData$Section$Package)
6231                     package = [packages_ objectAtIndex:offset];
6232                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6233                 _end
6234
6235                 while (secidx < index) {
6236                     secidx += 1;
6237
6238                     _profile(PackageTable$reloadData$Section$Allocate)
6239                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6240                     _end
6241
6242                     _profile(PackageTable$reloadData$Section$Add)
6243                         [sections_ addObject:section];
6244                     _end
6245                 }
6246
6247                 [section addToCount];
6248             }
6249         _end
6250     } else
6251 #endif
6252     {
6253         [index_ removeAllObjects];
6254
6255         _profile(PackageTable$reloadData$Section)
6256             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6257                 Package *package;
6258                 unichar index;
6259
6260                 _profile(PackageTable$reloadData$Section$Package)
6261                     package = [packages_ objectAtIndex:offset];
6262                     index = [package index];
6263                 _end
6264
6265                 if (section == nil || [section index] != index) {
6266                     _profile(PackageTable$reloadData$Section$Allocate)
6267                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6268                     _end
6269
6270                     [index_ addObject:[section name]];
6271                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6272
6273                     _profile(PackageTable$reloadData$Section$Add)
6274                         [sections_ addObject:section];
6275                     _end
6276                 }
6277
6278                 [section addToCount];
6279             }
6280         _end
6281     }
6282
6283     _profile(PackageTable$reloadData$List)
6284         [list_ reloadData];
6285     _end
6286 }
6287
6288 - (void) resetCursor {
6289     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6290 }
6291
6292 @end
6293 /* }}} */
6294 /* Filtered Package List Controller {{{ */
6295 @interface FilteredPackageListController : PackageListController {
6296     SEL filter_;
6297     IMP imp_;
6298     id object_;
6299 }
6300
6301 - (void) setObject:(id)object;
6302 - (void) setObject:(id)object forFilter:(SEL)filter;
6303
6304 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6305
6306 @end
6307
6308 @implementation FilteredPackageListController
6309
6310 - (void) dealloc {
6311     if (object_ != nil)
6312         [object_ release];
6313     [super dealloc];
6314 }
6315
6316 - (void) setFilter:(SEL)filter {
6317     filter_ = filter;
6318
6319     /* XXX: this is an unsafe optimization of doomy hell */
6320     Method method(class_getInstanceMethod([Package class], filter));
6321     _assert(method != NULL);
6322     imp_ = method_getImplementation(method);
6323     _assert(imp_ != NULL);
6324 }
6325
6326 - (void) setObject:(id)object {
6327     if (object_ != nil)
6328         [object_ release];
6329     if (object == nil)
6330         object_ = nil;
6331     else
6332         object_ = [object retain];
6333 }
6334
6335 - (void) setObject:(id)object forFilter:(SEL)filter {
6336     [self setFilter:filter];
6337     [self setObject:object];
6338 }
6339
6340 - (bool) hasPackage:(Package *)package {
6341     _profile(FilteredPackageTable$hasPackage)
6342         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6343     _end
6344 }
6345
6346 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6347     if ((self = [super initWithDatabase:database title:title]) != nil) {
6348         [self setFilter:filter];
6349         [self setObject:object];
6350     } return self;
6351 }
6352
6353 @end
6354 /* }}} */
6355
6356 /* Home Controller {{{ */
6357 @interface HomeController : CYBrowserController {
6358 }
6359
6360 @end
6361
6362 @implementation HomeController
6363
6364 + (BOOL) shouldHideNavigationBar {
6365     return NO;
6366 }
6367
6368 - (NSURL *) navigationURL {
6369     return [NSURL URLWithString:@"cydia://home"];
6370 }
6371
6372 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6373     [super _setMoreHeaders:request];
6374
6375     if (ChipID_ != nil)
6376         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6377     if (UniqueID_ != nil)
6378         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6379     if (PLMN_ != nil)
6380         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6381 }
6382
6383 - (void) aboutButtonClicked {
6384     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6385
6386     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6387     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6388     [alert setCancelButtonIndex:0];
6389
6390     [alert setMessage:
6391         @"Copyright (C) 2008-2011\n"
6392         "Jay Freeman (saurik)\n"
6393         "saurik@saurik.com\n"
6394         "http://www.saurik.com/"
6395     ];
6396
6397     [alert show];
6398 }
6399
6400 - (void) viewWillDisappear:(BOOL)animated {
6401     [super viewWillDisappear:animated];
6402
6403     if ([[self class] shouldHideNavigationBar])
6404         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6405 }
6406
6407 - (void) viewWillAppear:(BOOL)animated {
6408     if (![self hasLoaded])
6409         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6410
6411     [super viewWillAppear:animated];
6412
6413     if ([[self class] shouldHideNavigationBar])
6414         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6415 }
6416
6417 - (void) viewDidLoad {
6418     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6419         initWithTitle:UCLocalize("ABOUT")
6420         style:UIBarButtonItemStylePlain
6421         target:self
6422         action:@selector(aboutButtonClicked)
6423     ] autorelease]];
6424 }
6425
6426 @end
6427 /* }}} */
6428 /* Manage Controller {{{ */
6429 @interface ManageController : CYBrowserController {
6430 }
6431
6432 - (void) queueStatusDidChange;
6433
6434 @end
6435
6436 @implementation ManageController
6437
6438 - (NSURL *) navigationURL {
6439     return [NSURL URLWithString:@"cydia://manage"];
6440 }
6441
6442 - (void) viewWillAppear:(BOOL)animated {
6443     if (![self hasLoaded])
6444         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6445
6446     [super viewWillAppear:animated];
6447 }
6448
6449 - (void) viewDidLoad {
6450     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6451         initWithTitle:UCLocalize("SETTINGS")
6452         style:UIBarButtonItemStylePlain
6453         target:self
6454         action:@selector(settingsButtonClicked)
6455     ] autorelease]];
6456
6457     [self queueStatusDidChange];
6458 }
6459
6460 - (void) settingsButtonClicked {
6461     [delegate_ showSettings];
6462 }
6463
6464 #if !AlwaysReload
6465 - (void) queueButtonClicked {
6466     [delegate_ queue];
6467 }
6468
6469 - (void) applyLoadingTitle {
6470     // Disable "Loading" title.
6471 }
6472
6473 - (void) applyRightButton {
6474     // Disable right button.
6475 }
6476 #endif
6477
6478 - (void) queueStatusDidChange {
6479 #if !AlwaysReload
6480     if (!IsWildcat_ && Queuing_) {
6481         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6482             initWithTitle:UCLocalize("QUEUE")
6483             style:UIBarButtonItemStyleDone
6484             target:self
6485             action:@selector(queueButtonClicked)
6486         ] autorelease]];
6487     } else {
6488         [[self navigationItem] setRightBarButtonItem:nil];
6489     }
6490 #endif
6491 }
6492
6493 - (bool) isLoading {
6494     // Never show as loading.
6495     return false;
6496 }
6497
6498 @end
6499 /* }}} */
6500
6501 /* Refresh Bar {{{ */
6502 @interface RefreshBar : UINavigationBar {
6503     UIProgressIndicator *indicator_;
6504     UITextLabel *prompt_;
6505     UIProgressBar *progress_;
6506     UINavigationButton *cancel_;
6507 }
6508
6509 @end
6510
6511 @implementation RefreshBar
6512
6513 - (void) dealloc {
6514     [indicator_ release];
6515     [prompt_ release];
6516     [progress_ release];
6517     [cancel_ release];
6518     [super dealloc];
6519 }
6520
6521 - (void) positionViews {
6522     CGRect frame = [cancel_ frame];
6523     frame.size = [cancel_ sizeThatFits:frame.size];
6524     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6525     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6526     [cancel_ setFrame:frame];
6527
6528     CGSize prgsize = {75, 100};
6529     CGRect prgrect = {{
6530         [self frame].size.width - prgsize.width - 10,
6531         ([self frame].size.height - prgsize.height) / 2
6532     } , prgsize};
6533     [progress_ setFrame:prgrect];
6534
6535     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6536     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6537     CGRect indrect = {{indoffset, indoffset}, indsize};
6538     [indicator_ setFrame:indrect];
6539
6540     CGSize prmsize = {215, indsize.height + 4};
6541     CGRect prmrect = {{
6542         indoffset * 2 + indsize.width,
6543         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6544     }, prmsize};
6545     [prompt_ setFrame:prmrect];
6546 }
6547
6548 - (void) setFrame:(CGRect)frame {
6549     [super setFrame:frame];
6550     [self positionViews];
6551 }
6552
6553 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6554     if ((self = [super initWithFrame:frame]) != nil) {
6555         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6556
6557         [self setBarStyle:UIBarStyleBlack];
6558
6559         UIBarStyle barstyle([self _barStyle:NO]);
6560         bool ugly(barstyle == UIBarStyleDefault);
6561
6562         UIProgressIndicatorStyle style = ugly ?
6563             UIProgressIndicatorStyleMediumBrown :
6564             UIProgressIndicatorStyleMediumWhite;
6565
6566         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6567         [indicator_ setStyle:style];
6568         [indicator_ startAnimation];
6569         [self addSubview:indicator_];
6570
6571         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6572         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6573         [prompt_ setBackgroundColor:[UIColor clearColor]];
6574         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6575         [self addSubview:prompt_];
6576
6577         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6578         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6579         [progress_ setStyle:0];
6580         [self addSubview:progress_];
6581
6582         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6583         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6584         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6585         [cancel_ setBarStyle:barstyle];
6586
6587         [self positionViews];
6588     } return self;
6589 }
6590
6591 - (void) setCancellable:(bool)cancellable {
6592     if (cancellable)
6593         [self addSubview:cancel_];
6594     else
6595         [cancel_ removeFromSuperview];
6596 }
6597
6598 - (void) start {
6599     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6600     [progress_ setProgress:0];
6601 }
6602
6603 - (void) stop {
6604     [self setCancellable:NO];
6605 }
6606
6607 - (void) setPrompt:(NSString *)prompt {
6608     [prompt_ setText:prompt];
6609 }
6610
6611 - (void) setProgress:(float)progress {
6612     [progress_ setProgress:progress];
6613 }
6614
6615 @end
6616 /* }}} */
6617
6618 @class CYNavigationController;
6619
6620 /* Cydia Tab Bar Controller {{{ */
6621 @interface CYTabBarController : UITabBarController <
6622     UITabBarControllerDelegate,
6623     ProgressDelegate
6624 > {
6625     _transient Database *database_;
6626     RefreshBar *refreshbar_;
6627
6628     bool dropped_;
6629     bool updating_;
6630     // XXX: ok, "updatedelegate_"?...
6631     _transient NSObject<CydiaDelegate> *updatedelegate_;
6632
6633     id root_;
6634     UIViewController *remembered_;
6635     _transient UIViewController *transient_;
6636 }
6637
6638 - (NSArray *) navigationURLCollection;
6639 - (void) dropBar:(BOOL)animated;
6640 - (void) beginUpdate;
6641 - (void) raiseBar:(BOOL)animated;
6642 - (BOOL) updating;
6643
6644 @end
6645
6646 @implementation CYTabBarController
6647
6648 - (void) setUnselectedViewController:(UIViewController *)transient {
6649     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6650     if (transient != nil) {
6651         if (transient_ == nil)
6652             remembered_ = [[controllers objectAtIndex:0] retain];
6653         transient_ = transient;
6654         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6655         [controllers replaceObjectAtIndex:0 withObject:transient_];
6656         [self setSelectedIndex:0];
6657         [self setViewControllers:controllers];
6658         [self concealTabBarSelection];
6659     } else if (remembered_ != nil) {
6660         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6661         transient_ = transient;
6662         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6663         [remembered_ release];
6664         remembered_ = nil;
6665         [self setViewControllers:controllers];
6666         [self revealTabBarSelection];
6667     }
6668 }
6669
6670 - (UIViewController *) unselectedViewController {
6671     return transient_;
6672 }
6673
6674 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6675     if ([self unselectedViewController])
6676         [self setUnselectedViewController:nil];
6677 }
6678
6679 - (NSArray *) navigationURLCollection {
6680     NSMutableArray *items([NSMutableArray array]);
6681
6682     // XXX: Should this deal with transient view controllers?
6683     for (id navigation in [self viewControllers]) {
6684         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6685         if (stack != nil)
6686             [items addObject:stack];
6687     }
6688
6689     return items;
6690 }
6691
6692 - (void) reloadData {
6693     for (CYViewController *controller in [self viewControllers])
6694         [controller reloadData];
6695
6696     [(CYNavigationController *)[self unselectedViewController] reloadData];
6697 }
6698
6699 - (void) dealloc {
6700     [refreshbar_ release];
6701     [[NSNotificationCenter defaultCenter] removeObserver:self];
6702
6703     [super dealloc];
6704 }
6705
6706 - (id) initWithDatabase:(Database *)database {
6707     if ((self = [super init]) != nil) {
6708         database_ = database;
6709         [self setDelegate:self];
6710
6711         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6712         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6713
6714         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6715     } return self;
6716 }
6717
6718 - (void) setUpdate:(NSDate *)date {
6719     [self beginUpdate];
6720 }
6721
6722 - (void) beginUpdate {
6723     [refreshbar_ start];
6724     [self dropBar:YES];
6725
6726     [updatedelegate_ retainNetworkActivityIndicator];
6727     updating_ = true;
6728
6729     [NSThread
6730         detachNewThreadSelector:@selector(performUpdate)
6731         toTarget:self
6732         withObject:nil
6733     ];
6734 }
6735
6736 - (void) performUpdate { _pooled
6737     Status status;
6738     status.setDelegate(self);
6739     [database_ updateWithStatus:status];
6740
6741     [self
6742         performSelectorOnMainThread:@selector(completeUpdate)
6743         withObject:nil
6744         waitUntilDone:NO
6745     ];
6746 }
6747
6748 - (void) stopUpdateWithSelector:(SEL)selector {
6749     updating_ = false;
6750     [updatedelegate_ releaseNetworkActivityIndicator];
6751
6752     [self raiseBar:YES];
6753     [refreshbar_ stop];
6754
6755     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6756 }
6757
6758 - (void) completeUpdate {
6759     if (!updating_)
6760         return;
6761     [self stopUpdateWithSelector:@selector(reloadData)];
6762 }
6763
6764 - (void) cancelUpdate {
6765     [self stopUpdateWithSelector:@selector(updateData)];
6766 }
6767
6768 - (void) cancelPressed {
6769     [self cancelUpdate];
6770 }
6771
6772 - (BOOL) updating {
6773     return updating_;
6774 }
6775
6776 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6777     [refreshbar_ setPrompt:[event compoundMessage]];
6778 }
6779
6780 - (bool) isProgressCancelled {
6781     return !updating_;
6782 }
6783
6784 - (void) setProgressCancellable:(NSNumber *)cancellable {
6785     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6786 }
6787
6788 - (void) setProgressPercent:(NSNumber *)percent {
6789     [refreshbar_ setProgress:[percent floatValue]];
6790 }
6791
6792 - (void) setUpdateDelegate:(id)delegate {
6793     updatedelegate_ = delegate;
6794 }
6795
6796 - (CGFloat) statusBarHeight {
6797     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6798         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6799     } else {
6800         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6801     }
6802 }
6803
6804 - (UIView *) transitionView {
6805     if ([self respondsToSelector:@selector(_transitionView)])
6806         return [self _transitionView];
6807     else
6808         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6809 }
6810
6811 - (void) dropBar:(BOOL)animated {
6812     if (dropped_)
6813         return;
6814     dropped_ = true;
6815
6816     UIView *transition([self transitionView]);
6817     [[self view] addSubview:refreshbar_];
6818
6819     CGRect barframe([refreshbar_ frame]);
6820
6821     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6822         barframe.origin.y = [self statusBarHeight];
6823     else
6824         barframe.origin.y = 0;
6825
6826     [refreshbar_ setFrame:barframe];
6827
6828     if (animated)
6829         [UIView beginAnimations:nil context:NULL];
6830
6831     CGRect viewframe = [transition frame];
6832     viewframe.origin.y += barframe.size.height;
6833     viewframe.size.height -= barframe.size.height;
6834     [transition setFrame:viewframe];
6835
6836     if (animated)
6837         [UIView commitAnimations];
6838
6839     // Ensure bar has the proper width for our view, it might have changed
6840     barframe.size.width = viewframe.size.width;
6841     [refreshbar_ setFrame:barframe];
6842
6843     // XXX: fix Apple's layout bug
6844     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6845 }
6846
6847 - (void) raiseBar:(BOOL)animated {
6848     if (!dropped_)
6849         return;
6850     dropped_ = false;
6851
6852     UIView *transition([self transitionView]);
6853     [refreshbar_ removeFromSuperview];
6854
6855     CGRect barframe([refreshbar_ frame]);
6856
6857     if (animated)
6858         [UIView beginAnimations:nil context:NULL];
6859
6860     CGRect viewframe = [transition frame];
6861     viewframe.origin.y -= barframe.size.height;
6862     viewframe.size.height += barframe.size.height;
6863     [transition setFrame:viewframe];
6864
6865     if (animated)
6866         [UIView commitAnimations];
6867
6868     // XXX: fix Apple's layout bug
6869     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6870 }
6871
6872 #if 0
6873 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6874     // XXX: fix Apple's layout bug
6875     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6876 }
6877 #endif
6878
6879 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6880     bool dropped(dropped_);
6881
6882     if (dropped)
6883         [self raiseBar:NO];
6884
6885     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6886
6887     if (dropped)
6888         [self dropBar:NO];
6889
6890     // XXX: fix Apple's layout bug
6891     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6892 }
6893
6894 - (void) statusBarFrameChanged:(NSNotification *)notification {
6895     if (dropped_) {
6896         [self raiseBar:NO];
6897         [self dropBar:NO];
6898     }
6899 }
6900
6901 @end
6902 /* }}} */
6903 /* Cydia Navigation Controller {{{ */
6904 @interface CYNavigationController : UINavigationController {
6905     _transient Database *database_;
6906     _transient id<UINavigationControllerDelegate> delegate_;
6907 }
6908
6909 - (NSArray *) navigationURLCollection;
6910 - (id) initWithDatabase:(Database *)database;
6911 - (void) reloadData;
6912
6913 @end
6914
6915
6916 @implementation CYNavigationController
6917
6918 - (NSArray *) navigationURLCollection {
6919     NSMutableArray *stack([NSMutableArray array]);
6920
6921     for (CYViewController *controller in [self viewControllers]) {
6922         NSString *url = [[controller navigationURL] absoluteString];
6923         if (url != nil)
6924             [stack addObject:url];
6925     }
6926
6927     return stack;
6928 }
6929
6930 - (void) reloadData {
6931     for (CYViewController *page in [self viewControllers]) {
6932         // Only reload controllers that have already loaded.
6933         // This prevents a page from accidentally loading too
6934         // early if it hasn't been shown on the screen yet.
6935         if ([page hasLoaded])
6936             [page reloadData];
6937     }
6938 }
6939
6940 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6941     delegate_ = delegate;
6942 }
6943
6944 - (id) initWithDatabase:(Database *)database {
6945     if ((self = [super init]) != nil) {
6946         database_ = database;
6947     } return self;
6948 }
6949
6950 @end
6951 /* }}} */
6952
6953 /* Cydia:// Protocol {{{ */
6954 @interface CydiaURLProtocol : NSURLProtocol {
6955 }
6956
6957 @end
6958
6959 @implementation CydiaURLProtocol
6960
6961 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6962     NSURL *url([request URL]);
6963     if (url == nil)
6964         return NO;
6965
6966     NSString *scheme([[url scheme] lowercaseString]);
6967     if (scheme != nil && [scheme isEqualToString:@"cydia"])
6968         return YES;
6969     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
6970         return YES;
6971
6972     return NO;
6973 }
6974
6975 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6976     return request;
6977 }
6978
6979 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6980     id<NSURLProtocolClient> client([self client]);
6981     if (icon == nil)
6982         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6983     else {
6984         NSData *data(UIImagePNGRepresentation(icon));
6985
6986         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6987         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6988         [client URLProtocol:self didLoadData:data];
6989         [client URLProtocolDidFinishLoading:self];
6990     }
6991 }
6992
6993 - (void) startLoading {
6994     id<NSURLProtocolClient> client([self client]);
6995     NSURLRequest *request([self request]);
6996
6997     NSURL *url([request URL]);
6998     NSString *href([url absoluteString]);
6999     NSString *scheme([[url scheme] lowercaseString]);
7000
7001     NSString *path;
7002
7003     if ([scheme isEqualToString:@"cydia"])
7004         path = [href substringFromIndex:8];
7005     else if ([scheme isEqualToString:@"about"])
7006         path = [href substringFromIndex:12];
7007     else _assert(false);
7008
7009     NSRange slash([path rangeOfString:@"/"]);
7010
7011     NSString *command;
7012     if (slash.location == NSNotFound) {
7013         command = path;
7014         path = nil;
7015     } else {
7016         command = [path substringToIndex:slash.location];
7017         path = [path substringFromIndex:(slash.location + 1)];
7018     }
7019
7020     Database *database([Database sharedInstance]);
7021
7022     if ([command isEqualToString:@"package-icon"]) {
7023         if (path == nil)
7024             goto fail;
7025         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7026         Package *package([database packageWithName:path]);
7027         if (package == nil)
7028             goto fail;
7029         UIImage *icon([package icon]);
7030         [self _returnPNGWithImage:icon forRequest:request];
7031     } else if ([command isEqualToString:@"source-icon"]) {
7032         if (path == nil)
7033             goto fail;
7034         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7035         NSString *source(Simplify(path));
7036         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7037         if (icon == nil)
7038             icon = [UIImage applicationImageNamed:@"unknown.png"];
7039         [self _returnPNGWithImage:icon forRequest:request];
7040     } else if ([command isEqualToString:@"uikit-image"]) {
7041         if (path == nil)
7042             goto fail;
7043         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7044         UIImage *icon(_UIImageWithName(path));
7045         [self _returnPNGWithImage:icon forRequest:request];
7046     } else if ([command isEqualToString:@"section-icon"]) {
7047         if (path == nil)
7048             goto fail;
7049         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7050         NSString *section(Simplify(path));
7051         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7052         if (icon == nil)
7053             icon = [UIImage applicationImageNamed:@"unknown.png"];
7054         [self _returnPNGWithImage:icon forRequest:request];
7055     } else fail: {
7056         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7057     }
7058 }
7059
7060 - (void) stopLoading {
7061 }
7062
7063 @end
7064 /* }}} */
7065
7066 /* Section Controller {{{ */
7067 @interface SectionController : FilteredPackageListController {
7068     NSString *section_;
7069 }
7070
7071 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7072
7073 @end
7074
7075 @implementation SectionController
7076
7077 - (NSURL *) navigationURL {
7078     NSString *name = section_;
7079     if (name == nil)
7080         name = @"all";
7081
7082     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7083 }
7084
7085 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7086     NSString *title;
7087     if (name == nil)
7088         title = UCLocalize("ALL_PACKAGES");
7089     else if (![name isEqual:@""])
7090         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7091     else
7092         title = UCLocalize("NO_SECTION");
7093
7094     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7095         section_ = name;
7096     } return self;
7097 }
7098
7099 @end
7100 /* }}} */
7101 /* Sections Controller {{{ */
7102 @interface SectionsController : CYViewController <
7103     UITableViewDataSource,
7104     UITableViewDelegate
7105 > {
7106     _transient Database *database_;
7107     NSMutableArray *sections_;
7108     NSMutableArray *filtered_;
7109     UITableView *list_;
7110     BOOL editing_;
7111 }
7112
7113 - (id) initWithDatabase:(Database *)database;
7114 - (void) editButtonClicked;
7115
7116 @end
7117
7118 @implementation SectionsController
7119
7120 - (void) dealloc {
7121     [self releaseSubviews];
7122     [sections_ release];
7123     [filtered_ release];
7124
7125     [super dealloc];
7126 }
7127
7128 - (NSURL *) navigationURL {
7129     return [NSURL URLWithString:@"cydia://sections"];
7130 }
7131
7132 - (void) updateNavigationItem {
7133     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7134     if ([sections_ count] == 0) {
7135         [[self navigationItem] setRightBarButtonItem:nil];
7136     } else {
7137         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7138             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7139             target:self
7140             action:@selector(editButtonClicked)
7141         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7142     }
7143 }
7144
7145 - (BOOL) isEditing {
7146     return editing_;
7147 }
7148
7149 - (void) setEditing:(BOOL)editing {
7150     if ((editing_ = editing))
7151         [list_ reloadData];
7152     else
7153         [delegate_ updateData];
7154
7155     [self updateNavigationItem];
7156 }
7157
7158 - (void) viewDidAppear:(BOOL)animated {
7159     [super viewDidAppear:animated];
7160     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7161 }
7162
7163 - (void) viewWillDisappear:(BOOL)animated {
7164     [super viewWillDisappear:animated];
7165     if (editing_) [self setEditing:NO];
7166 }
7167
7168 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7169     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7170     return section;
7171 }
7172
7173 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7174     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7175 }
7176
7177 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7178     return 45.0f;
7179 }*/
7180
7181 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7182     static NSString *reuseIdentifier = @"SectionCell";
7183
7184     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7185     if (cell == nil)
7186         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7187
7188     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7189
7190     return cell;
7191 }
7192
7193 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7194     if (editing_)
7195         return;
7196
7197     Section *section = [self sectionAtIndexPath:indexPath];
7198
7199     SectionController *controller = [[[SectionController alloc]
7200         initWithDatabase:database_
7201         section:[section name]
7202     ] autorelease];
7203     [controller setDelegate:delegate_];
7204
7205     [[self navigationController] pushViewController:controller animated:YES];
7206 }
7207
7208 - (void) loadView {
7209     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7210
7211     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7212     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7213     [list_ setRowHeight:45.0f];
7214     [list_ setDataSource:self];
7215     [list_ setDelegate:self];
7216     [[self view] addSubview:list_];
7217 }
7218
7219 - (void) viewDidLoad {
7220     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7221 }
7222
7223 - (void) releaseSubviews {
7224     [list_ release];
7225     list_ = nil;
7226 }
7227
7228 - (id) initWithDatabase:(Database *)database {
7229     if ((self = [super init]) != nil) {
7230         database_ = database;
7231
7232         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7233         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7234     } return self;
7235 }
7236
7237 - (void) reloadData {
7238     [super reloadData];
7239
7240     NSArray *packages = [database_ packages];
7241
7242     [sections_ removeAllObjects];
7243     [filtered_ removeAllObjects];
7244
7245     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7246
7247     _trace();
7248     for (Package *package in packages) {
7249         NSString *name([package section]);
7250         NSString *key(name == nil ? @"" : name);
7251
7252         Section *section;
7253
7254         _profile(SectionsView$reloadData$Section)
7255             section = [sections objectForKey:key];
7256             if (section == nil) {
7257                 _profile(SectionsView$reloadData$Section$Allocate)
7258                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7259                     [sections setObject:section forKey:key];
7260                 _end
7261             }
7262         _end
7263
7264         [section addToCount];
7265
7266         _profile(SectionsView$reloadData$Filter)
7267             if (![package valid] || ![package visible])
7268                 continue;
7269         _end
7270
7271         [section addToRow];
7272     }
7273     _trace();
7274
7275     [sections_ addObjectsFromArray:[sections allValues]];
7276
7277     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7278
7279     for (Section *section in sections_) {
7280         size_t count([section row]);
7281         if (count == 0)
7282             continue;
7283
7284         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7285         [section setCount:count];
7286         [filtered_ addObject:section];
7287     }
7288
7289     [self updateNavigationItem];
7290     [list_ reloadData];
7291     _trace();
7292 }
7293
7294 - (void) editButtonClicked {
7295     [self setEditing:(!editing_)];
7296 }
7297
7298 @end
7299 /* }}} */
7300
7301 /* Changes Controller {{{ */
7302 @interface ChangesController : CYViewController <
7303     UITableViewDataSource,
7304     UITableViewDelegate
7305 > {
7306     _transient Database *database_;
7307     unsigned era_;
7308     CFMutableArrayRef packages_;
7309     NSMutableArray *sections_;
7310     UITableView *list_;
7311     unsigned upgrades_;
7312     BOOL hasSentFirstLoad_;
7313 }
7314
7315 - (id) initWithDatabase:(Database *)database;
7316
7317 @end
7318
7319 @implementation ChangesController
7320
7321 - (void) dealloc {
7322     [self releaseSubviews];
7323     CFRelease(packages_);
7324     [sections_ release];
7325
7326     [super dealloc];
7327 }
7328
7329 - (NSURL *) navigationURL {
7330     return [NSURL URLWithString:@"cydia://changes"];
7331 }
7332
7333 - (void) viewWillAppear:(BOOL)animated {
7334     // Loads after it appears, so don't load beforehand.
7335     loaded_ = YES;
7336     [super viewWillAppear:animated];
7337 }
7338
7339 - (void) viewDidAppear:(BOOL)animated {
7340     [super viewDidAppear:animated];
7341
7342     if (!hasSentFirstLoad_) {
7343         hasSentFirstLoad_ = YES;
7344         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7345     } else {
7346         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7347     }
7348 }
7349
7350 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7351     NSInteger count([sections_ count]);
7352     return count == 0 ? 1 : count;
7353 }
7354
7355 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7356     if ([sections_ count] == 0)
7357         return nil;
7358     return [[sections_ objectAtIndex:section] name];
7359 }
7360
7361 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7362     if ([sections_ count] == 0)
7363         return 0;
7364     return [[sections_ objectAtIndex:section] count];
7365 }
7366
7367 - (Package *) packageAtIndex:(NSUInteger)index {
7368     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7369 }
7370
7371 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7372 @synchronized (database_) {
7373     if ([database_ era] != era_)
7374         return nil;
7375
7376     NSUInteger sectionIndex([path section]);
7377     if (sectionIndex >= [sections_ count])
7378         return nil;
7379     Section *section([sections_ objectAtIndex:sectionIndex]);
7380     NSInteger row([path row]);
7381     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7382 } }
7383
7384 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7385     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7386     if (cell == nil)
7387         cell = [[[PackageCell alloc] init] autorelease];
7388     [cell setPackage:[self packageAtIndexPath:path]];
7389     return cell;
7390 }
7391
7392 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7393     Package *package([self packageAtIndexPath:path]);
7394     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7395     [view setDelegate:delegate_];
7396     [[self navigationController] pushViewController:view animated:YES];
7397     return path;
7398 }
7399
7400 - (void) refreshButtonClicked {
7401     [delegate_ beginUpdate];
7402     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7403 }
7404
7405 - (void) upgradeButtonClicked {
7406     [delegate_ distUpgrade];
7407 }
7408
7409 - (void) loadView {
7410     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7411
7412     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7413     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7414     [list_ setRowHeight:73];
7415     [list_ setDataSource:self];
7416     [list_ setDelegate:self];
7417     [[self view] addSubview:list_];
7418 }
7419
7420 - (void) viewDidLoad {
7421     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7422 }
7423
7424 - (void) releaseSubviews {
7425     [list_ release];
7426     list_ = nil;
7427 }
7428
7429 - (id) initWithDatabase:(Database *)database {
7430     if ((self = [super init]) != nil) {
7431         database_ = database;
7432
7433         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7434         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7435     } return self;
7436 }
7437
7438 // this mostly works because reloadData (below) is @synchronized (database_)
7439 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7440 - (void) _reloadPackages:(NSArray *)packages {
7441     CFRelease(packages_);
7442     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7443
7444     _trace();
7445     _profile(ChangesController$_reloadPackages$Filter)
7446         for (Package *package in packages)
7447             if ([package upgradableAndEssential:YES] || [package visible])
7448                 CFArrayAppendValue(packages_, package);
7449     _end
7450     _trace();
7451     _profile(ChangesController$_reloadPackages$radixSort)
7452         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7453     _end
7454     _trace();
7455 }
7456
7457 - (void) reloadData {
7458 @synchronized (database_) {
7459     era_ = [database_ era];
7460     NSArray *packages = [database_ packages];
7461
7462     [sections_ removeAllObjects];
7463
7464 #if 1
7465     UIProgressHUD *hud([delegate_ addProgressHUD]);
7466     [hud setText:UCLocalize("LOADING")];
7467     //NSLog(@"HUD:%@::%@", delegate_, hud);
7468     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7469     [delegate_ removeProgressHUD:hud];
7470 #else
7471     [self _reloadPackages:packages];
7472 #endif
7473
7474     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7475     Section *ignored = nil;
7476     Section *section = nil;
7477     time_t last = 0;
7478
7479     upgrades_ = 0;
7480     bool unseens = false;
7481
7482     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7483
7484     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7485         Package *package = [self packageAtIndex:offset];
7486
7487         BOOL uae = [package upgradableAndEssential:YES];
7488
7489         if (!uae) {
7490             unseens = true;
7491             time_t seen([package seen]);
7492
7493             if (section == nil || last != seen) {
7494                 last = seen;
7495
7496                 NSString *name;
7497                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7498                 [name autorelease];
7499
7500                 _profile(ChangesController$reloadData$Allocate)
7501                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7502                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7503                     [sections_ addObject:section];
7504                 _end
7505             }
7506
7507             [section addToCount];
7508         } else if ([package ignored]) {
7509             if (ignored == nil) {
7510                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7511             }
7512             [ignored addToCount];
7513         } else {
7514             ++upgrades_;
7515             [upgradable addToCount];
7516         }
7517     }
7518     _trace();
7519
7520     CFRelease(formatter);
7521
7522     if (unseens) {
7523         Section *last = [sections_ lastObject];
7524         size_t count = [last count];
7525         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7526         [sections_ removeLastObject];
7527     }
7528
7529     if ([ignored count] != 0)
7530         [sections_ insertObject:ignored atIndex:0];
7531     if (upgrades_ != 0)
7532         [sections_ insertObject:upgradable atIndex:0];
7533
7534     [list_ reloadData];
7535
7536     if (upgrades_ > 0)
7537         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7538             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7539             style:UIBarButtonItemStylePlain
7540             target:self
7541             action:@selector(upgradeButtonClicked)
7542         ] autorelease]];
7543
7544     if (![delegate_ updating])
7545         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7546             initWithTitle:UCLocalize("REFRESH")
7547             style:UIBarButtonItemStylePlain
7548             target:self
7549             action:@selector(refreshButtonClicked)
7550         ] autorelease]];
7551
7552     PrintTimes();
7553 } }
7554
7555 @end
7556 /* }}} */
7557 /* Search Controller {{{ */
7558 @interface SearchController : FilteredPackageListController <
7559     UISearchBarDelegate
7560 > {
7561     UISearchBar *search_;
7562     BOOL searchloaded_;
7563 }
7564
7565 - (id) initWithDatabase:(Database *)database;
7566 - (void) setSearchTerm:(NSString *)term;
7567 - (void) reloadData;
7568
7569 @end
7570
7571 @implementation SearchController
7572
7573 - (void) dealloc {
7574     [search_ release];
7575     [super dealloc];
7576 }
7577
7578 - (NSURL *) navigationURL {
7579     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7580         return [NSURL URLWithString:@"cydia://search"];
7581     else
7582         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7583 }
7584
7585 - (void) setSearchTerm:(NSString *)searchTerm {
7586     [search_ setText:searchTerm];
7587     [self reloadData];
7588 }
7589
7590 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7591     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7592     [search_ resignFirstResponder];
7593     [self reloadData];
7594 }
7595
7596 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7597     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7598     [self reloadData];
7599 }
7600
7601 - (id) initWithDatabase:(Database *)database {
7602     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7603         search_ = [[UISearchBar alloc] init];
7604     } return self;
7605 }
7606
7607 - (void) viewDidAppear:(BOOL)animated {
7608     [super viewDidAppear:animated];
7609
7610     if (!searchloaded_) {
7611         searchloaded_ = YES;
7612         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7613         [search_ layoutSubviews];
7614         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7615
7616         UITextField *textField;
7617         if ([search_ respondsToSelector:@selector(searchField)])
7618             textField = [search_ searchField];
7619         else
7620             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7621
7622         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7623         [search_ setDelegate:self];
7624         [textField setEnablesReturnKeyAutomatically:NO];
7625         [[self navigationItem] setTitleView:textField];
7626     }
7627 }
7628
7629 - (void) reloadData {
7630     [self setObject:[search_ text]];
7631     [super reloadData];
7632     [self resetCursor];
7633 }
7634
7635 - (void) didSelectPackage:(Package *)package {
7636     [search_ resignFirstResponder];
7637     [super didSelectPackage:package];
7638 }
7639
7640 @end
7641 /* }}} */
7642 /* Package Settings Controller {{{ */
7643 @interface PackageSettingsController : CYViewController <
7644     UITableViewDataSource,
7645     UITableViewDelegate
7646 > {
7647     _transient Database *database_;
7648     NSString *name_;
7649     Package *package_;
7650     UITableView *table_;
7651     UISwitch *subscribedSwitch_;
7652     UISwitch *ignoredSwitch_;
7653     UITableViewCell *subscribedCell_;
7654     UITableViewCell *ignoredCell_;
7655 }
7656
7657 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7658
7659 @end
7660
7661 @implementation PackageSettingsController
7662
7663 - (void) dealloc {
7664     [self releaseSubviews];
7665     [name_ release];
7666     [package_ release];
7667
7668     [super dealloc];
7669 }
7670
7671 - (NSURL *) navigationURL {
7672     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7673 }
7674
7675 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7676     if (package_ == nil)
7677         return 0;
7678
7679     if ([package_ installed] == nil)
7680         return 1;
7681     else
7682         return 2;
7683 }
7684
7685 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7686     if (package_ == nil)
7687         return 0;
7688
7689     // both sections contain just one item right now.
7690     return 1;
7691 }
7692
7693 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7694     return nil;
7695 }
7696
7697 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7698     if (section == 0)
7699         return UCLocalize("SHOW_ALL_CHANGES_EX");
7700     else
7701         return UCLocalize("IGNORE_UPGRADES_EX");
7702 }
7703
7704 - (void) onSubscribed:(id)control {
7705     bool value([control isOn]);
7706     if (package_ == nil)
7707         return;
7708     if ([package_ setSubscribed:value])
7709         [delegate_ updateData];
7710 }
7711
7712 - (void) _updateIgnored {
7713     const char *package([name_ UTF8String]);
7714     bool on([ignoredSwitch_ isOn]);
7715
7716     pid_t pid(ExecFork());
7717     if (pid == 0) {
7718         FILE *dpkg(popen("dpkg --set-selections", "w"));
7719         fwrite(package, strlen(package), 1, dpkg);
7720
7721         if (on)
7722             fwrite(" hold\n", 6, 1, dpkg);
7723         else
7724             fwrite(" install\n", 9, 1, dpkg);
7725
7726         pclose(dpkg);
7727
7728         exit(0);
7729         _assert(false);
7730     }
7731
7732     _forever {
7733         int status;
7734         int result(waitpid(pid, &status, 0));
7735
7736         if (result != -1) {
7737             _assert(result == pid);
7738             break;
7739         }
7740     }
7741 }
7742
7743 - (void) onIgnored:(id)control {
7744     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7745     [invocation setTarget:self];
7746     [invocation setSelector:@selector(_updateIgnored)];
7747
7748     [delegate_ reloadDataWithInvocation:invocation];
7749 }
7750
7751 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7752     if (package_ == nil)
7753         return nil;
7754
7755     switch ([indexPath section]) {
7756         case 0: return subscribedCell_;
7757         case 1: return ignoredCell_;
7758
7759         _nodefault
7760     }
7761
7762     return nil;
7763 }
7764
7765 - (void) loadView {
7766     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7767
7768     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7769     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7770     [table_ setDataSource:self];
7771     [table_ setDelegate:self];
7772     [[self view] addSubview:table_];
7773
7774     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7775     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7776     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7777
7778     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7779     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7780     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7781
7782     subscribedCell_ = [[UITableViewCell alloc] init];
7783     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7784     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7785     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7786
7787     ignoredCell_ = [[UITableViewCell alloc] init];
7788     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7789     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7790     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7791 }
7792
7793 - (void) viewDidLoad {
7794     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7795 }
7796
7797 - (void) releaseSubviews {
7798     [ignoredCell_ release];
7799     ignoredCell_ = nil;
7800
7801     [subscribedCell_ release];
7802     subscribedCell_ = nil;
7803
7804     [table_ release];
7805     table_ = nil;
7806
7807     [ignoredSwitch_ release];
7808     ignoredSwitch_ = nil;
7809
7810     [subscribedSwitch_ release];
7811     subscribedSwitch_ = nil;
7812 }
7813
7814 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7815     if ((self = [super init]) != nil) {
7816         database_ = database;
7817         name_ = [package retain];
7818     } return self;
7819 }
7820
7821 - (void) reloadData {
7822     [super reloadData];
7823
7824     if (package_ != nil)
7825         [package_ autorelease];
7826     package_ = [database_ packageWithName:name_];
7827
7828     if (package_ != nil) {
7829         package_ = [package_ retain];
7830         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7831         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7832     } // XXX: what now, G?
7833
7834     [table_ reloadData];
7835 }
7836
7837 @end
7838 /* }}} */
7839
7840 /* Installed Controller {{{ */
7841 @interface InstalledController : FilteredPackageListController {
7842     BOOL expert_;
7843 }
7844
7845 - (id) initWithDatabase:(Database *)database;
7846
7847 - (void) updateRoleButton;
7848 - (void) queueStatusDidChange;
7849
7850 @end
7851
7852 @implementation InstalledController
7853
7854 - (void) dealloc {
7855     [super dealloc];
7856 }
7857
7858 - (NSURL *) navigationURL {
7859     return [NSURL URLWithString:@"cydia://installed"];
7860 }
7861
7862 - (id) initWithDatabase:(Database *)database {
7863     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7864         [self updateRoleButton];
7865         [self queueStatusDidChange];
7866     } return self;
7867 }
7868
7869 #if !AlwaysReload
7870 - (void) queueButtonClicked {
7871     [delegate_ queue];
7872 }
7873 #endif
7874
7875 - (void) queueStatusDidChange {
7876 #if !AlwaysReload
7877     if (IsWildcat_) {
7878         if (Queuing_) {
7879             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7880                 initWithTitle:UCLocalize("QUEUE")
7881                 style:UIBarButtonItemStyleDone
7882                 target:self
7883                 action:@selector(queueButtonClicked)
7884             ] autorelease]];
7885         } else {
7886             [[self navigationItem] setLeftBarButtonItem:nil];
7887         }
7888     }
7889 #endif
7890 }
7891
7892 - (void) updateRoleButton {
7893     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7894         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7895             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7896             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7897             target:self
7898             action:@selector(roleButtonClicked)
7899         ] autorelease]];
7900 }
7901
7902 - (void) roleButtonClicked {
7903     [self setObject:[NSNumber numberWithBool:expert_]];
7904     [self reloadData];
7905     expert_ = !expert_;
7906
7907     [self updateRoleButton];
7908 }
7909
7910 @end
7911 /* }}} */
7912
7913 /* Source Cell {{{ */
7914 @interface SourceCell : CYTableViewCell <
7915     ContentDelegate
7916 > {
7917     UIImage *icon_;
7918     NSString *origin_;
7919     NSString *label_;
7920 }
7921
7922 - (void) setSource:(Source *)source;
7923
7924 @end
7925
7926 @implementation SourceCell
7927
7928 - (void) clearSource {
7929     [icon_ release];
7930     [origin_ release];
7931     [label_ release];
7932
7933     icon_ = nil;
7934     origin_ = nil;
7935     label_ = nil;
7936 }
7937
7938 - (void) setSource:(Source *)source {
7939     [self clearSource];
7940
7941     if (icon_ == nil)
7942         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7943     if (icon_ == nil)
7944         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7945     icon_ = [icon_ retain];
7946
7947     origin_ = [[source name] retain];
7948     label_ = [[source uri] retain];
7949
7950     [content_ setNeedsDisplay];
7951 }
7952
7953 - (void) dealloc {
7954     [self clearSource];
7955     [super dealloc];
7956 }
7957
7958 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7959     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7960         UIView *content([self contentView]);
7961         CGRect bounds([content bounds]);
7962
7963         content_ = [[ContentView alloc] initWithFrame:bounds];
7964         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7965         [content_ setBackgroundColor:[UIColor whiteColor]];
7966         [content addSubview:content_];
7967
7968         [content_ setDelegate:self];
7969         [content_ setOpaque:YES];
7970     } return self;
7971 }
7972
7973 - (NSString *) accessibilityLabel {
7974     return label_;
7975 }
7976
7977 - (void) drawContentRect:(CGRect)rect {
7978     bool highlighted(highlighted_);
7979     float width(rect.size.width);
7980
7981     if (icon_ != nil)
7982         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7983
7984     if (highlighted)
7985         UISetColor(White_);
7986
7987     if (!highlighted)
7988         UISetColor(Black_);
7989     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7990
7991     if (!highlighted)
7992         UISetColor(Blue_);
7993     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7994 }
7995
7996 @end
7997 /* }}} */
7998 /* Source Controller {{{ */
7999 @interface SourceController : FilteredPackageListController {
8000     _transient Source *source_;
8001     NSString *key_;
8002 }
8003
8004 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8005
8006 @end
8007
8008 @implementation SourceController
8009
8010 - (NSURL *) navigationURL {
8011     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8012 }
8013
8014 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8015     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8016         source_ = source;
8017         key_ = [[source key] retain];
8018     } return self;
8019 }
8020
8021 - (void) reloadData {
8022     source_ = [database_ sourceWithKey:key_];
8023     [key_ release];
8024     key_ = [[source_ key] retain];
8025     [self setObject:source_];
8026     [[self navigationItem] setTitle:[source_ label]];
8027
8028     [super reloadData];
8029 }
8030
8031 @end
8032 /* }}} */
8033 /* Sources Controller {{{ */
8034 @interface SourcesController : CYViewController <
8035     UITableViewDataSource,
8036     UITableViewDelegate
8037 > {
8038     _transient Database *database_;
8039     UITableView *list_;
8040     NSMutableArray *sources_;
8041     int offset_;
8042
8043     NSString *href_;
8044     UIProgressHUD *hud_;
8045     NSError *error_;
8046
8047     //NSURLConnection *installer_;
8048     NSURLConnection *trivial_;
8049     NSURLConnection *trivial_bz2_;
8050     NSURLConnection *trivial_gz_;
8051     //NSURLConnection *automatic_;
8052
8053     BOOL cydia_;
8054 }
8055
8056 - (id) initWithDatabase:(Database *)database;
8057 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8058
8059 @end
8060
8061 @implementation SourcesController
8062
8063 - (void) _releaseConnection:(NSURLConnection *)connection {
8064     if (connection != nil) {
8065         [connection cancel];
8066         //[connection setDelegate:nil];
8067         [connection release];
8068     }
8069 }
8070
8071 - (void) dealloc {
8072     [self releaseSubviews];
8073
8074     [href_ release];
8075     [hud_ release];
8076     [error_ release];
8077
8078     //[self _releaseConnection:installer_];
8079     [self _releaseConnection:trivial_];
8080     [self _releaseConnection:trivial_gz_];
8081     [self _releaseConnection:trivial_bz2_];
8082     //[self _releaseConnection:automatic_];
8083
8084     [sources_ release];
8085     [super dealloc];
8086 }
8087
8088 - (NSURL *) navigationURL {
8089     return [NSURL URLWithString:@"cydia://sources"];
8090 }
8091
8092 - (void) viewDidAppear:(BOOL)animated {
8093     [super viewDidAppear:animated];
8094     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8095 }
8096
8097 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8098     return offset_ == 0 ? 1 : 2;
8099 }
8100
8101 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8102     switch (section + (offset_ == 0 ? 1 : 0)) {
8103         case 0: return UCLocalize("ENTERED_BY_USER");
8104         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8105
8106         _nodefault
8107     }
8108 }
8109
8110 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8111     int count = [sources_ count];
8112     switch (section) {
8113         case 0: return (offset_ == 0 ? count : offset_);
8114         case 1: return count - offset_;
8115
8116         _nodefault
8117     }
8118 }
8119
8120 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8121     unsigned idx = 0;
8122     switch (indexPath.section) {
8123         case 0: idx = indexPath.row; break;
8124         case 1: idx = indexPath.row + offset_; break;
8125
8126         _nodefault
8127     }
8128     return [sources_ objectAtIndex:idx];
8129 }
8130
8131 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8132     static NSString *cellIdentifier = @"SourceCell";
8133
8134     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8135     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8136     [cell setSource:[self sourceAtIndexPath:indexPath]];
8137     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8138
8139     return cell;
8140 }
8141
8142 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8143     Source *source = [self sourceAtIndexPath:indexPath];
8144
8145     SourceController *controller = [[[SourceController alloc]
8146         initWithDatabase:database_
8147         source:source
8148     ] autorelease];
8149
8150     [controller setDelegate:delegate_];
8151
8152     [[self navigationController] pushViewController:controller animated:YES];
8153 }
8154
8155 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8156     Source *source = [self sourceAtIndexPath:indexPath];
8157     return [source record] != nil;
8158 }
8159
8160 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8161     Source *source = [self sourceAtIndexPath:indexPath];
8162     [Sources_ removeObjectForKey:[source key]];
8163     [delegate_ syncData];
8164 }
8165
8166 - (void) complete {
8167     [delegate_ addTrivialSource:href_];
8168     [delegate_ syncData];
8169 }
8170
8171 - (NSString *) getWarning {
8172     NSString *href(href_);
8173     NSRange colon([href rangeOfString:@"://"]);
8174     if (colon.location != NSNotFound)
8175         href = [href substringFromIndex:(colon.location + 3)];
8176     href = [href stringByAddingPercentEscapes];
8177     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8178     href = [href stringByCachingURLWithCurrentCDN];
8179
8180     NSURL *url([NSURL URLWithString:href]);
8181
8182     NSStringEncoding encoding;
8183     NSError *error(nil);
8184
8185     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8186         return [warning length] == 0 ? nil : warning;
8187     return nil;
8188 }
8189
8190 - (void) _endConnection:(NSURLConnection *)connection {
8191     // XXX: the memory management in this method is horribly awkward
8192
8193     NSURLConnection **field = NULL;
8194     if (connection == trivial_)
8195         field = &trivial_;
8196     else if (connection == trivial_bz2_)
8197         field = &trivial_bz2_;
8198     else if (connection == trivial_gz_)
8199         field = &trivial_gz_;
8200     _assert(field != NULL);
8201     [connection release];
8202     *field = nil;
8203
8204     if (
8205         trivial_ == nil &&
8206         trivial_bz2_ == nil &&
8207         trivial_gz_ == nil
8208     ) {
8209         bool defer(false);
8210
8211         if (cydia_) {
8212             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8213                 defer = true;
8214
8215                 UIAlertView *alert = [[[UIAlertView alloc]
8216                     initWithTitle:UCLocalize("SOURCE_WARNING")
8217                     message:warning
8218                     delegate:self
8219                     cancelButtonTitle:UCLocalize("CANCEL")
8220                     otherButtonTitles:
8221                         UCLocalize("ADD_ANYWAY"),
8222                     nil
8223                 ] autorelease];
8224
8225                 [alert setContext:@"warning"];
8226                 [alert setNumberOfRows:1];
8227                 [alert show];
8228             } else
8229                 [self complete];
8230         } else if (error_ != nil) {
8231             UIAlertView *alert = [[[UIAlertView alloc]
8232                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8233                 message:[error_ localizedDescription]
8234                 delegate:self
8235                 cancelButtonTitle:UCLocalize("OK")
8236                 otherButtonTitles:nil
8237             ] autorelease];
8238
8239             [alert setContext:@"urlerror"];
8240             [alert show];
8241         } else {
8242             UIAlertView *alert = [[[UIAlertView alloc]
8243                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8244                 message:UCLocalize("NOT_REPOSITORY_EX")
8245                 delegate:self
8246                 cancelButtonTitle:UCLocalize("OK")
8247                 otherButtonTitles:nil
8248             ] autorelease];
8249
8250             [alert setContext:@"trivial"];
8251             [alert show];
8252         }
8253
8254         [delegate_ releaseNetworkActivityIndicator];
8255
8256         [delegate_ removeProgressHUD:hud_];
8257         [hud_ autorelease];
8258         hud_ = nil;
8259
8260         if (!defer) {
8261             [href_ release];
8262             href_ = nil;
8263         }
8264
8265         if (error_ != nil) {
8266             [error_ release];
8267             error_ = nil;
8268         }
8269     }
8270 }
8271
8272 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8273     switch ([response statusCode]) {
8274         case 200:
8275             cydia_ = YES;
8276     }
8277 }
8278
8279 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8280     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8281     if (error_ != nil)
8282         error_ = [error retain];
8283     [self _endConnection:connection];
8284 }
8285
8286 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8287     [self _endConnection:connection];
8288 }
8289
8290 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8291     NSMutableURLRequest *request = [NSMutableURLRequest
8292         requestWithURL:[NSURL URLWithString:href]
8293         cachePolicy:NSURLRequestUseProtocolCachePolicy
8294         timeoutInterval:120.0
8295     ];
8296
8297     [request setHTTPMethod:method];
8298
8299     if (Machine_ != NULL)
8300         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8301     if (UniqueID_ != nil)
8302         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8303     if (Role_ != nil)
8304         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8305
8306     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8307 }
8308
8309 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8310     NSString *context([alert context]);
8311
8312     if ([context isEqualToString:@"source"]) {
8313         switch (button) {
8314             case 1: {
8315                 NSString *href = [[alert textField] text];
8316
8317                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8318
8319                 if (![href hasSuffix:@"/"])
8320                     href_ = [href stringByAppendingString:@"/"];
8321                 else
8322                     href_ = href;
8323                 href_ = [href_ retain];
8324
8325                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8326                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8327                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8328                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8329
8330                 cydia_ = false;
8331
8332                 // XXX: this is stupid
8333                 hud_ = [[delegate_ addProgressHUD] retain];
8334                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8335                 [delegate_ retainNetworkActivityIndicator];
8336             } break;
8337
8338             case 0:
8339             break;
8340
8341             _nodefault
8342         }
8343
8344         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8345     } else if ([context isEqualToString:@"trivial"])
8346         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8347     else if ([context isEqualToString:@"urlerror"])
8348         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8349     else if ([context isEqualToString:@"warning"]) {
8350         switch (button) {
8351             case 1:
8352                 [self complete];
8353             break;
8354
8355             case 0:
8356             break;
8357
8358             _nodefault
8359         }
8360
8361         [href_ release];
8362         href_ = nil;
8363
8364         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8365     }
8366 }
8367
8368 - (void) loadView {
8369     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8370
8371     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8372     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8373     [list_ setRowHeight:56];
8374     [list_ setDataSource:self];
8375     [list_ setDelegate:self];
8376     [[self view] addSubview:list_];
8377 }
8378
8379 - (void) viewDidLoad {
8380     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8381     [self updateButtonsForEditingStatus:NO animated:NO];
8382 }
8383
8384 - (void) releaseSubviews {
8385     [list_ release];
8386     list_ = nil;
8387 }
8388
8389 - (id) initWithDatabase:(Database *)database {
8390     if ((self = [super init]) != nil) {
8391         database_ = database;
8392         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8393     } return self;
8394 }
8395
8396 - (void) reloadData {
8397     [super reloadData];
8398
8399     pkgSourceList list;
8400     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8401         return;
8402
8403     [sources_ removeAllObjects];
8404     [sources_ addObjectsFromArray:[database_ sources]];
8405     _trace();
8406     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8407     _trace();
8408
8409     int count([sources_ count]);
8410     offset_ = 0;
8411     for (int i = 0; i != count; i++) {
8412         if ([[sources_ objectAtIndex:i] record] == nil)
8413             break;
8414         offset_++;
8415     }
8416
8417     [list_ setEditing:NO];
8418     [self updateButtonsForEditingStatus:NO animated:NO];
8419     [list_ reloadData];
8420 }
8421
8422 - (void) showAddSourcePrompt {
8423     UIAlertView *alert = [[[UIAlertView alloc]
8424         initWithTitle:UCLocalize("ENTER_APT_URL")
8425         message:nil
8426         delegate:self
8427         cancelButtonTitle:UCLocalize("CANCEL")
8428         otherButtonTitles:
8429             UCLocalize("ADD_SOURCE"),
8430         nil
8431     ] autorelease];
8432
8433     [alert setContext:@"source"];
8434     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8435
8436     [alert setNumberOfRows:1];
8437     [alert addTextFieldWithValue:@"http://" label:@""];
8438
8439     UITextInputTraits *traits = [[alert textField] textInputTraits];
8440     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8441     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8442     [traits setKeyboardType:UIKeyboardTypeURL];
8443     // XXX: UIReturnKeyDone
8444     [traits setReturnKeyType:UIReturnKeyNext];
8445
8446     [alert show];
8447 }
8448
8449 - (void) addButtonClicked {
8450     [self showAddSourcePrompt];
8451 }
8452
8453 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8454     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8455         initWithTitle:UCLocalize("ADD")
8456         style:UIBarButtonItemStylePlain
8457         target:self
8458         action:@selector(addButtonClicked)
8459     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8460
8461     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8462         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8463         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8464         target:self
8465         action:@selector(editButtonClicked)
8466     ] autorelease] animated:animated];
8467
8468     if (IsWildcat_ && !editing)
8469         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8470             initWithTitle:UCLocalize("SETTINGS")
8471             style:UIBarButtonItemStylePlain
8472             target:self
8473             action:@selector(settingsButtonClicked)
8474         ] autorelease]];
8475 }
8476
8477 - (void) settingsButtonClicked {
8478     [delegate_ showSettings];
8479 }
8480
8481 - (void) editButtonClicked {
8482     [list_ setEditing:![list_ isEditing] animated:YES];
8483
8484     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8485 }
8486
8487 @end
8488 /* }}} */
8489
8490 /* Settings Controller {{{ */
8491 @interface SettingsController : CYViewController <
8492     UITableViewDataSource,
8493     UITableViewDelegate
8494 > {
8495     _transient Database *database_;
8496     // XXX: ok, "roledelegate_"?...
8497     _transient id roledelegate_;
8498     UITableView *table_;
8499     UISegmentedControl *segment_;
8500     UIView *container_;
8501 }
8502
8503 - (void) showDoneButton;
8504 - (void) resizeSegmentedControl;
8505
8506 @end
8507
8508 @implementation SettingsController
8509
8510 - (void) dealloc {
8511     [self releaseSubviews];
8512
8513     [super dealloc];
8514 }
8515
8516 - (void) loadView {
8517     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8518
8519     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8520     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8521     [table_ setDelegate:self];
8522     [table_ setDataSource:self];
8523     [[self view] addSubview:table_];
8524
8525     NSArray *items = [NSArray arrayWithObjects:
8526         UCLocalize("USER"),
8527         UCLocalize("HACKER"),
8528         UCLocalize("DEVELOPER"),
8529     nil];
8530     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8531     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8532     [container_ addSubview:segment_];
8533 }
8534
8535 - (void) viewDidLoad {
8536     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8537
8538     int index = -1;
8539     if ([Role_ isEqualToString:@"User"]) index = 0;
8540     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8541     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8542     if (index != -1) {
8543         [segment_ setSelectedSegmentIndex:index];
8544         [self showDoneButton];
8545     }
8546
8547     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8548     [self resizeSegmentedControl];
8549 }
8550
8551 - (void) releaseSubviews {
8552     [table_ release];
8553     table_ = nil;
8554
8555     [segment_ release];
8556     segment_ = nil;
8557
8558     [container_ release];
8559     container_ = nil;
8560 }
8561
8562 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8563     if ((self = [super init]) != nil) {
8564         database_ = database;
8565         roledelegate_ = delegate;
8566     } return self;
8567 }
8568
8569 - (void) resizeSegmentedControl {
8570     CGFloat width = [[self view] frame].size.width;
8571     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8572 }
8573
8574 - (void) viewWillAppear:(BOOL)animated {
8575     [super viewWillAppear:animated];
8576
8577     [self resizeSegmentedControl];
8578 }
8579
8580 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8581     [self resizeSegmentedControl];
8582 }
8583
8584 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8585     [self resizeSegmentedControl];
8586 }
8587
8588 - (void) save {
8589     NSString *role(nil);
8590
8591     switch ([segment_ selectedSegmentIndex]) {
8592         case 0: role = @"User"; break;
8593         case 1: role = @"Hacker"; break;
8594         case 2: role = @"Developer"; break;
8595
8596         _nodefault
8597     }
8598
8599     if (![role isEqualToString:Role_]) {
8600         bool rolling(Role_ == nil);
8601         Role_ = role;
8602
8603         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8604             Role_, @"Role",
8605         nil];
8606
8607         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8608         Changed_ = true;
8609
8610         if (rolling)
8611             [roledelegate_ loadData];
8612         else
8613             [roledelegate_ updateData];
8614     }
8615 }
8616
8617 - (void) segmentChanged:(UISegmentedControl *)control {
8618     [self showDoneButton];
8619 }
8620
8621 - (void) saveAndClose {
8622     [self save];
8623
8624     [[self navigationItem] setRightBarButtonItem:nil];
8625     [[self navigationController] dismissModalViewControllerAnimated:YES];
8626 }
8627
8628 - (void) doneButtonClicked {
8629     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8630     [spinner startAnimating];
8631     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8632     [[self navigationItem] setRightBarButtonItem:spinItem];
8633
8634     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8635 }
8636
8637 - (void) showDoneButton {
8638     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8639         initWithTitle:UCLocalize("DONE")
8640         style:UIBarButtonItemStyleDone
8641         target:self
8642         action:@selector(doneButtonClicked)
8643     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8644 }
8645
8646 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8647     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8648     return 6;
8649 }
8650
8651 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8652     return 0; // :(
8653 }
8654
8655 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8656     return nil; // This method is required by the protocol.
8657 }
8658
8659 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8660     if (section == 1)
8661         return UCLocalize("ROLE_EX");
8662     if (section == 4)
8663         return [NSString stringWithFormat:
8664             @"%@: %@\n%@: %@\n%@: %@",
8665             UCLocalize("USER"), UCLocalize("USER_EX"),
8666             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8667             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8668         ];
8669     else return nil;
8670 }
8671
8672 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8673     return section == 3 ? 44.0f : 0;
8674 }
8675
8676 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8677     return section == 3 ? container_ : nil;
8678 }
8679
8680 - (void) reloadData {
8681     [super reloadData];
8682     [table_ reloadData];
8683 }
8684
8685 @end
8686 /* }}} */
8687 /* Stash Controller {{{ */
8688 @interface StashController : CYViewController {
8689     UIActivityIndicatorView *spinner_;
8690     UILabel *status_;
8691     UILabel *caption_;
8692 }
8693
8694 @end
8695
8696 @implementation StashController
8697
8698 - (void) dealloc {
8699     [self releaseSubviews];
8700
8701     [super dealloc];
8702 }
8703
8704 - (void) loadView {
8705     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8706     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8707
8708     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8709     CGRect spinrect = [spinner_ frame];
8710     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8711     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8712     [spinner_ setFrame:spinrect];
8713     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8714     [[self view] addSubview:spinner_];
8715     [spinner_ startAnimating];
8716
8717     CGRect captrect;
8718     captrect.size.width = [[self view] frame].size.width;
8719     captrect.size.height = 40.0f;
8720     captrect.origin.x = 0;
8721     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8722     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8723     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8724     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8725     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8726     [caption_ setTextColor:[UIColor whiteColor]];
8727     [caption_ setBackgroundColor:[UIColor clearColor]];
8728     [caption_ setShadowColor:[UIColor blackColor]];
8729     [caption_ setTextAlignment:UITextAlignmentCenter];
8730     [[self view] addSubview:caption_];
8731
8732     CGRect statusrect;
8733     statusrect.size.width = [[self view] frame].size.width;
8734     statusrect.size.height = 30.0f;
8735     statusrect.origin.x = 0;
8736     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8737     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8738     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8739     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8740     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8741     [status_ setTextColor:[UIColor whiteColor]];
8742     [status_ setBackgroundColor:[UIColor clearColor]];
8743     [status_ setShadowColor:[UIColor blackColor]];
8744     [status_ setTextAlignment:UITextAlignmentCenter];
8745     [[self view] addSubview:status_];
8746 }
8747
8748 - (void) releaseSubviews {
8749     [spinner_ release];
8750     spinner_ = nil;
8751
8752     [status_ release];
8753     status_ = nil;
8754
8755     [caption_ release];
8756     caption_ = nil;
8757 }
8758
8759 @end
8760 /* }}} */
8761
8762 @interface Cydia : UIApplication <
8763     ConfirmationControllerDelegate,
8764     DatabaseDelegate,
8765     CydiaDelegate,
8766     UINavigationControllerDelegate,
8767     UITabBarControllerDelegate
8768 > {
8769     // XXX: evaluate all fields for _transient
8770
8771     UIWindow *window_;
8772     CYTabBarController *tabbar_;
8773     CYEmulatedLoadingController *emulated_;
8774
8775     NSMutableArray *essential_;
8776     NSMutableArray *broken_;
8777
8778     Database *database_;
8779
8780     NSURL *starturl_;
8781
8782     unsigned locked_;
8783     unsigned activity_;
8784
8785     StashController *stash_;
8786
8787     bool loaded_;
8788 }
8789
8790 - (void) loadData;
8791
8792 @end
8793
8794 @implementation Cydia
8795
8796 - (void) beginUpdate {
8797     [tabbar_ beginUpdate];
8798 }
8799
8800 - (BOOL) updating {
8801     return [tabbar_ updating];
8802 }
8803
8804 - (void) _loaded {
8805     if ([broken_ count] != 0) {
8806         int count = [broken_ count];
8807
8808         UIAlertView *alert = [[[UIAlertView alloc]
8809             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8810             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8811             delegate:self
8812             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8813             otherButtonTitles:
8814                 UCLocalize("TEMPORARY_IGNORE"),
8815             nil
8816         ] autorelease];
8817
8818         [alert setContext:@"fixhalf"];
8819         [alert setNumberOfRows:2];
8820         [alert show];
8821     } else if (!Ignored_ && [essential_ count] != 0) {
8822         int count = [essential_ count];
8823
8824         UIAlertView *alert = [[[UIAlertView alloc]
8825             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8826             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8827             delegate:self
8828             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8829             otherButtonTitles:
8830                 UCLocalize("UPGRADE_ESSENTIAL"),
8831                 UCLocalize("COMPLETE_UPGRADE"),
8832             nil
8833         ] autorelease];
8834
8835         [alert setContext:@"upgrade"];
8836         [alert show];
8837     }
8838 }
8839
8840 - (void) _saveConfig {
8841     _trace();
8842     MetaFile_.Sync();
8843     _trace();
8844
8845     if (Changed_) {
8846         NSString *error(nil);
8847
8848         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8849             _trace();
8850             NSError *error(nil);
8851             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8852                 NSLog(@"failure to save metadata data: %@", error);
8853             _trace();
8854
8855             Changed_ = false;
8856         } else {
8857             NSLog(@"failure to serialize metadata: %@", error);
8858         }
8859     }
8860 }
8861
8862 // Navigation controller for the queuing badge.
8863 - (CYNavigationController *) queueNavigationController {
8864     NSArray *controllers = [tabbar_ viewControllers];
8865     return [controllers objectAtIndex:3];
8866 }
8867
8868 - (void) _updateData {
8869     [self _saveConfig];
8870
8871     [tabbar_ reloadData];
8872
8873     CYNavigationController *navigation = [self queueNavigationController];
8874
8875     id queuedelegate = nil;
8876     if ([[navigation viewControllers] count] > 0)
8877         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8878
8879     [queuedelegate queueStatusDidChange];
8880     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8881 }
8882
8883 - (void) _refreshIfPossible:(NSDate *)update {
8884     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8885
8886     bool recently = false;
8887     if (update != nil) {
8888         NSTimeInterval interval([update timeIntervalSinceNow]);
8889         if (interval <= 0 && interval > -(15*60))
8890             recently = true;
8891     }
8892
8893     // Don't automatic refresh if:
8894     //  - We already refreshed recently.
8895     //  - We already auto-refreshed this launch.
8896     //  - Auto-refresh is disabled.
8897     if (recently || loaded_ || ManualRefresh) {
8898         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8899
8900         // If we are cancelling, we need to make sure it knows it's already loaded.
8901         loaded_ = true;
8902         return;
8903     } else {
8904         // We are going to load, so remember that.
8905         loaded_ = true;
8906     }
8907
8908     SCNetworkReachabilityFlags flags; {
8909         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8910         SCNetworkReachabilityGetFlags(reachability, &flags);
8911         CFRelease(reachability);
8912     }
8913
8914     // XXX: this elaborate mess is what Apple is using to determine this? :(
8915     // XXX: do we care if the user has to intervene? maybe that's ok?
8916     bool reachable(
8917         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8918             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8919                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8920                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8921             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8922             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8923         )
8924     );
8925
8926     // If we can reach the server, auto-refresh!
8927     if (reachable)
8928         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8929
8930     [pool release];
8931 }
8932
8933 - (void) refreshIfPossible {
8934     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8935 }
8936
8937 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8938     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8939     [hud setText:UCLocalize("RELOADING_DATA")];
8940
8941     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8942
8943     if (hud != nil)
8944         [self removeProgressHUD:hud];
8945
8946     size_t changes(0);
8947
8948     [essential_ removeAllObjects];
8949     [broken_ removeAllObjects];
8950
8951     NSArray *packages([database_ packages]);
8952     for (Package *package in packages) {
8953         if ([package half])
8954             [broken_ addObject:package];
8955         if ([package upgradableAndEssential:NO]) {
8956             if ([package essential])
8957                 [essential_ addObject:package];
8958             ++changes;
8959         }
8960     }
8961
8962     NSLog(@"changes:#%u", changes);
8963
8964     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8965     if (changes != 0) {
8966         _trace();
8967         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8968         [changesItem setBadgeValue:badge];
8969         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8970         [self setApplicationIconBadgeNumber:changes];
8971     } else {
8972         _trace();
8973         [changesItem setBadgeValue:nil];
8974         [changesItem setAnimatedBadge:NO];
8975         [self setApplicationIconBadgeNumber:0];
8976     }
8977
8978     [self _updateData];
8979
8980     [self refreshIfPossible];
8981 }
8982
8983 - (void) updateData {
8984     [self _updateData];
8985 }
8986
8987 - (void) update_ {
8988     [database_ update];
8989 }
8990
8991 - (void) complete {
8992     @synchronized (self) {
8993         [self _reloadDataWithInvocation:nil];
8994     }
8995 }
8996
8997 - (void) disemulate {
8998     if (emulated_ == nil)
8999         return;
9000
9001     [window_ addSubview:[tabbar_ view]];
9002     [[emulated_ view] removeFromSuperview];
9003     [emulated_ release];
9004     emulated_ = nil;
9005     [window_ setUserInteractionEnabled:YES];
9006 }
9007
9008 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9009     UINavigationController *navigation([[[CYNavigationController alloc] initWithRootViewController:controller] autorelease]);
9010     if (IsWildcat_)
9011         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9012
9013     UIViewController *parent;
9014     if (emulated_ == nil)
9015         parent = tabbar_;
9016     else if (!force)
9017         parent = emulated_;
9018     else {
9019         [self disemulate];
9020         parent = tabbar_;
9021     }
9022
9023     [parent presentModalViewController:navigation animated:YES];
9024 }
9025
9026 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9027     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9028
9029     if (navigation != nil)
9030         [navigation pushViewController:progress animated:YES];
9031     else
9032         [self presentModalViewController:progress force:YES];
9033
9034     [progress invoke:invocation withTitle:title];
9035     return progress;
9036 }
9037
9038 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9039     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9040 }
9041
9042 - (void) repairWithInvocation:(NSInvocation *)invocation {
9043     _trace();
9044     [self invokeNewProgress:invocation forController:nil withTitle:UCLocalize("REPAIRING")];
9045     _trace();
9046 }
9047
9048 - (void) repairWithSelector:(SEL)selector {
9049     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9050 }
9051
9052 - (void) syncData {
9053     [self _saveConfig];
9054
9055     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9056     _assert(file != NULL);
9057
9058     for (NSString *key in [Sources_ allKeys]) {
9059         NSDictionary *source([Sources_ objectForKey:key]);
9060
9061         fprintf(file, "%s %s %s\n",
9062             [[source objectForKey:@"Type"] UTF8String],
9063             [[source objectForKey:@"URI"] UTF8String],
9064             [[source objectForKey:@"Distribution"] UTF8String]
9065         );
9066     }
9067
9068     fclose(file);
9069
9070     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:UCLocalize("UPDATING_SOURCES")];
9071
9072     [self complete];
9073 }
9074
9075 - (void) addTrivialSource:(NSString *)href {
9076     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9077         @"deb", @"Type",
9078         href, @"URI",
9079         @"./", @"Distribution",
9080     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9081
9082     Changed_ = true;
9083 }
9084
9085 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9086     @synchronized (self) {
9087         [self _reloadDataWithInvocation:invocation];
9088     }
9089 }
9090
9091 - (void) reloadData {
9092     [self reloadDataWithInvocation:nil];
9093 }
9094
9095 - (void) resolve {
9096     pkgProblemResolver *resolver = [database_ resolver];
9097
9098     resolver->InstallProtect();
9099     if (!resolver->Resolve(true))
9100         _error->Discard();
9101 }
9102
9103 - (bool) perform {
9104     // XXX: this is a really crappy way of doing this.
9105     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9106     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9107     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9108     if ([tabbar_ updating])
9109         [tabbar_ cancelUpdate];
9110
9111     if (![database_ prepare])
9112         return false;
9113
9114     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9115     [page setDelegate:self];
9116     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9117     [confirm_ setDelegate:self];
9118
9119     if (IsWildcat_)
9120         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9121     [tabbar_ presentModalViewController:confirm_ animated:YES];
9122
9123     return true;
9124 }
9125
9126 - (void) queue {
9127     @synchronized (self) {
9128         [self perform];
9129     }
9130 }
9131
9132 - (void) clearPackage:(Package *)package {
9133     @synchronized (self) {
9134         [package clear];
9135         [self resolve];
9136         [self perform];
9137     }
9138 }
9139
9140 - (void) installPackages:(NSArray *)packages {
9141     @synchronized (self) {
9142         for (Package *package in packages)
9143             [package install];
9144         [self resolve];
9145         [self perform];
9146     }
9147 }
9148
9149 - (void) installPackage:(Package *)package {
9150     @synchronized (self) {
9151         [package install];
9152         [self resolve];
9153         [self perform];
9154     }
9155 }
9156
9157 - (void) removePackage:(Package *)package {
9158     @synchronized (self) {
9159         [package remove];
9160         [self resolve];
9161         [self perform];
9162     }
9163 }
9164
9165 - (void) distUpgrade {
9166     @synchronized (self) {
9167         if (![database_ upgrade])
9168             return;
9169         [self perform];
9170     }
9171 }
9172
9173 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9174     Queuing_ = false;
9175     ++locked_;
9176     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:UCLocalize("RUNNING")];
9177     --locked_;
9178     [self complete];
9179 }
9180
9181 - (void) showSettings {
9182     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9183     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9184     if (IsWildcat_)
9185         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9186     [tabbar_ presentModalViewController:nav animated:YES];
9187 }
9188
9189 - (void) retainNetworkActivityIndicator {
9190     if (activity_++ == 0)
9191         [self setNetworkActivityIndicatorVisible:YES];
9192
9193 #if TraceLogging
9194     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9195 #endif
9196 }
9197
9198 - (void) releaseNetworkActivityIndicator {
9199     if (--activity_ == 0)
9200         [self setNetworkActivityIndicatorVisible:NO];
9201
9202 #if TraceLogging
9203     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9204 #endif
9205
9206 }
9207
9208 - (void) cancelAndClear:(bool)clear {
9209     @synchronized (self) {
9210         if (clear) {
9211             [database_ clear];
9212             Queuing_ = false;
9213         } else {
9214             Queuing_ = true;
9215         }
9216
9217         [self _updateData];
9218     }
9219 }
9220
9221 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9222     NSString *context([alert context]);
9223
9224     if ([context isEqualToString:@"conffile"]) {
9225         FILE *input = [database_ input];
9226         if (button == [alert cancelButtonIndex])
9227             fprintf(input, "N\n");
9228         else if (button == [alert firstOtherButtonIndex])
9229             fprintf(input, "Y\n");
9230         fflush(input);
9231
9232         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9233     } else if ([context isEqualToString:@"fixhalf"]) {
9234         if (button == [alert cancelButtonIndex]) {
9235             @synchronized (self) {
9236                 for (Package *broken in broken_) {
9237                     [broken remove];
9238
9239                     NSString *id = [broken id];
9240                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9241                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9242                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9243                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9244                 }
9245
9246                 [self resolve];
9247                 [self perform];
9248             }
9249         } else if (button == [alert firstOtherButtonIndex]) {
9250             [broken_ removeAllObjects];
9251             [self _loaded];
9252         }
9253
9254         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9255     } else if ([context isEqualToString:@"upgrade"]) {
9256         if (button == [alert firstOtherButtonIndex]) {
9257             @synchronized (self) {
9258                 for (Package *essential in essential_)
9259                     [essential install];
9260
9261                 [self resolve];
9262                 [self perform];
9263             }
9264         } else if (button == [alert firstOtherButtonIndex] + 1) {
9265             [self distUpgrade];
9266         } else if (button == [alert cancelButtonIndex]) {
9267             Ignored_ = YES;
9268         }
9269
9270         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9271     }
9272 }
9273
9274 - (void) system:(NSString *)command { _pooled
9275     _trace();
9276     system([command UTF8String]);
9277     _trace();
9278 }
9279
9280 - (void) applicationWillSuspend {
9281     [database_ clean];
9282     [super applicationWillSuspend];
9283 }
9284
9285 - (BOOL) isSafeToSuspend {
9286     // Use external process status API internally.
9287     // This is probably a really bad idea.
9288     // XXX: what is the point of this? does this solve anything at all?
9289     uint64_t status = 0;
9290     int notify_token;
9291     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9292         notify_get_state(notify_token, &status);
9293         notify_cancel(notify_token);
9294     }
9295
9296     return locked_ == 0 && status == 0;
9297 }
9298
9299 - (void) applicationSuspend:(__GSEvent *)event {
9300     if ([self isSafeToSuspend])
9301         [super applicationSuspend:event];
9302 }
9303
9304 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9305     if ([self isSafeToSuspend])
9306         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9307 }
9308
9309 - (void) _setSuspended:(BOOL)value {
9310     if ([self isSafeToSuspend])
9311         [super _setSuspended:value];
9312 }
9313
9314 - (UIProgressHUD *) addProgressHUD {
9315     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9316     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9317
9318     [window_ setUserInteractionEnabled:NO];
9319     [hud show:YES];
9320
9321     UIViewController *target = tabbar_;
9322     while ([target modalViewController] != nil) target = [target modalViewController];
9323     [[target view] addSubview:hud];
9324
9325     ++locked_;
9326     return hud;
9327 }
9328
9329 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9330     [hud show:NO];
9331     [hud removeFromSuperview];
9332     [window_ setUserInteractionEnabled:YES];
9333     --locked_;
9334 }
9335
9336 - (CYViewController *) pageForPackage:(NSString *)name {
9337     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9338 }
9339
9340 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9341     NSString *scheme([[url scheme] lowercaseString]);
9342     if ([[url absoluteString] length] <= [scheme length] + 3)
9343         return nil;
9344     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9345     NSArray *components([path pathComponents]);
9346
9347     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9348         return [self pageForPackage:[components objectAtIndex:1]];
9349
9350     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9351         return nil;
9352
9353     NSString *base([components objectAtIndex:0]);
9354
9355     CYViewController *controller = nil;
9356
9357     if ([base isEqualToString:@"url"]) {
9358         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9359         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9360         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9361     } else if (!external && [components count] == 1) {
9362         if ([base isEqualToString:@"manage"]) {
9363             controller = [[[ManageController alloc] init] autorelease];
9364         }
9365
9366         if ([base isEqualToString:@"sources"]) {
9367             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9368         }
9369
9370         if ([base isEqualToString:@"home"]) {
9371             controller = [[[HomeController alloc] init] autorelease];
9372         }
9373
9374         if ([base isEqualToString:@"sections"]) {
9375             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9376         }
9377
9378         if ([base isEqualToString:@"search"]) {
9379             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9380         }
9381
9382         if ([base isEqualToString:@"changes"]) {
9383             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9384         }
9385
9386         if ([base isEqualToString:@"installed"]) {
9387             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9388         }
9389     } else if ([components count] == 2) {
9390         NSString *argument = [components objectAtIndex:1];
9391
9392         if ([base isEqualToString:@"package"]) {
9393             controller = [self pageForPackage:argument];
9394         }
9395
9396         if (!external && [base isEqualToString:@"search"]) {
9397             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9398             [(SearchController *)controller setSearchTerm:argument];
9399         }
9400
9401         if (!external && [base isEqualToString:@"sections"]) {
9402             if ([argument isEqualToString:@"all"])
9403                 argument = nil;
9404             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9405         }
9406
9407         if (!external && [base isEqualToString:@"sources"]) {
9408             if ([argument isEqualToString:@"add"]) {
9409                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9410                 [(SourcesController *)controller showAddSourcePrompt];
9411             } else {
9412                 Source *source = [database_ sourceWithKey:argument];
9413                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9414             }
9415         }
9416
9417         if (!external && [base isEqualToString:@"launch"]) {
9418             [self launchApplicationWithIdentifier:argument suspended:NO];
9419             return nil;
9420         }
9421     } else if (!external && [components count] == 3) {
9422         NSString *arg1 = [components objectAtIndex:1];
9423         NSString *arg2 = [components objectAtIndex:2];
9424
9425         if ([base isEqualToString:@"package"]) {
9426             if ([arg2 isEqualToString:@"settings"]) {
9427                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9428             } else if ([arg2 isEqualToString:@"files"]) {
9429                 if (Package *package = [database_ packageWithName:arg1]) {
9430                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9431                     [(FileTable *)controller setPackage:package];
9432                 }
9433             }
9434         }
9435     }
9436
9437     [controller setDelegate:self];
9438     return controller;
9439 }
9440
9441 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9442     CYViewController *page([self pageForURL:url forExternal:external]);
9443
9444     if (page != nil) {
9445         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9446         [nav setViewControllers:[NSArray arrayWithObject:page]];
9447         [tabbar_ setUnselectedViewController:nav];
9448     }
9449
9450     return page != nil;
9451 }
9452
9453 - (void) applicationOpenURL:(NSURL *)url {
9454     [super applicationOpenURL:url];
9455
9456     if (!loaded_) starturl_ = [url retain];
9457     else [self openCydiaURL:url forExternal:YES];
9458 }
9459
9460 - (void) applicationWillResignActive:(UIApplication *)application {
9461     // Stop refreshing if you get a phone call or lock the device.
9462     if ([tabbar_ updating])
9463         [tabbar_ cancelUpdate];
9464
9465     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9466         [super applicationWillResignActive:application];
9467 }
9468
9469 - (void) applicationWillTerminate:(UIApplication *)application {
9470     Changed_ = true;
9471     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9472     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9473     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9474
9475     [self _saveConfig];
9476 }
9477
9478 - (void) setConfigurationData:(NSString *)data {
9479     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9480
9481     if (!conffile_r(data)) {
9482         lprintf("E:invalid conffile\n");
9483         return;
9484     }
9485
9486     NSString *ofile = conffile_r[1];
9487     //NSString *nfile = conffile_r[2];
9488
9489     UIAlertView *alert = [[[UIAlertView alloc]
9490         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9491         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9492         delegate:self
9493         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9494         otherButtonTitles:
9495             UCLocalize("ACCEPT_NEW_COPY"),
9496             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9497         nil
9498     ] autorelease];
9499
9500     [alert setContext:@"conffile"];
9501     [alert show];
9502 }
9503
9504 - (void) addStashController {
9505     ++locked_;
9506     stash_ = [[StashController alloc] init];
9507     [window_ addSubview:[stash_ view]];
9508 }
9509
9510 - (void) removeStashController {
9511     [[stash_ view] removeFromSuperview];
9512     [stash_ release];
9513     --locked_;
9514 }
9515
9516 - (void) stash {
9517     [self setIdleTimerDisabled:YES];
9518
9519     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9520     UpdateExternalStatus(1);
9521     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9522     UpdateExternalStatus(0);
9523
9524     [self removeStashController];
9525
9526     if (ExecFork() == 0) {
9527         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9528         perror("launchctl stop");
9529     }
9530 }
9531
9532 - (void) setupViewControllers {
9533     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9534
9535     NSMutableArray *items([NSMutableArray arrayWithObjects:
9536         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9537         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9538         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9539         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9540     nil]);
9541
9542     if (IsWildcat_) {
9543         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9544         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9545     } else {
9546         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9547     }
9548
9549     NSMutableArray *controllers([NSMutableArray array]);
9550     for (UITabBarItem *item in items) {
9551         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9552         [controller setTabBarItem:item];
9553         [controllers addObject:controller];
9554     }
9555     [tabbar_ setViewControllers:controllers];
9556
9557     [tabbar_ setUpdateDelegate:self];
9558 }
9559
9560 - (void) applicationDidFinishLaunching:(id)unused {
9561 _trace();
9562     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9563         [self setApplicationSupportsShakeToEdit:NO];
9564
9565     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9566         initWithMemoryCapacity:524288
9567         diskCapacity:10485760
9568         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9569     ] autorelease]];
9570
9571     [CYBrowserController _initialize];
9572
9573     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9574
9575     Font12_ = [[UIFont systemFontOfSize:12] retain];
9576     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9577     Font14_ = [[UIFont systemFontOfSize:14] retain];
9578     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9579     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9580
9581     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9582     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9583
9584     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9585     [window_ orderFront:self];
9586     [window_ makeKey:self];
9587     [window_ setHidden:NO];
9588
9589     if (
9590         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9591         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9592         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9593         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9594         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9595         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9596         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9597         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9598         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9599         false
9600     ) {
9601         [self addStashController];
9602         // XXX: this would be much cleaner as a yieldToSelector:
9603         // that way the removeStashController could happen right here inline
9604         // we also could no longer require the useless stash_ field anymore
9605         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9606         return;
9607     }
9608
9609     database_ = [Database sharedInstance];
9610     [database_ setDelegate:self];
9611
9612     [window_ setUserInteractionEnabled:NO];
9613     [self setupViewControllers];
9614
9615     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9616     [window_ addSubview:[emulated_ view]];
9617
9618     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9619 _trace();
9620 }
9621
9622 - (void) loadData {
9623 _trace();
9624     if (Role_ == nil) {
9625         [window_ setUserInteractionEnabled:YES];
9626         [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9627         return;
9628     } else {
9629         if ([emulated_ modalViewController] != nil)
9630             [emulated_ dismissModalViewControllerAnimated:YES];
9631         [window_ setUserInteractionEnabled:NO];
9632     }
9633
9634     [self reloadData];
9635     PrintTimes();
9636
9637     [self disemulate];
9638
9639     int selectedIndex = 0;
9640     NSMutableArray *items = nil;
9641
9642     bool recently = false;
9643     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9644     if (closed != nil) {
9645         NSTimeInterval interval([closed timeIntervalSinceNow]);
9646         // XXX: Is 15 minutes the optimal time here?
9647         if (interval <= 0 && interval > -(15*60))
9648             recently = true;
9649     }
9650
9651     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9652     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9653
9654     BOOL enough = YES;
9655     for (NSArray *entry in items)
9656         if ([entry count] <= 0)
9657             enough = NO;
9658
9659     if (!recently || !items || !enough) {
9660         selectedIndex = 0;
9661         items = [NSMutableArray array];
9662         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9663         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9664         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9665         if (!IsWildcat_) {
9666             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9667         } else {
9668             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9669             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9670         }
9671         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9672     }
9673
9674     [tabbar_ setSelectedIndex:selectedIndex];
9675     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9676         NSArray *stack = [items objectAtIndex:tab];
9677         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9678         NSMutableArray *current = [NSMutableArray array];
9679
9680         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9681             NSString *addr = [stack objectAtIndex:nav];
9682             NSURL *url = [NSURL URLWithString:addr];
9683             CYViewController *page = [self pageForURL:url forExternal:NO];
9684             if (page != nil)
9685                 [current addObject:page];
9686         }
9687
9688         [navigation setViewControllers:current];
9689     }
9690
9691     // (Try to) show the startup URL.
9692     if (starturl_ != nil) {
9693         [self openCydiaURL:starturl_ forExternal:NO];
9694         [starturl_ release];
9695         starturl_ = nil;
9696     }
9697 }
9698
9699 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9700     if (item != nil && IsWildcat_) {
9701         [sheet showFromBarButtonItem:item animated:YES];
9702     } else {
9703         [sheet showInView:window_];
9704     }
9705 }
9706
9707 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9708     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9709     [progress setTitle:task];
9710     [progress addProgressEvent:event];
9711 }
9712
9713 - (void) addProgressEventForTask:(NSArray *)data {
9714     CydiaProgressEvent *event([data objectAtIndex:0]);
9715     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9716     [self addProgressEvent:event forTask:task];
9717 }
9718
9719 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9720     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9721 }
9722
9723 @end
9724
9725 /*IMP alloc_;
9726 id Alloc_(id self, SEL selector) {
9727     id object = alloc_(self, selector);
9728     lprintf("[%s]A-%p\n", self->isa->name, object);
9729     return object;
9730 }*/
9731
9732 /*IMP dealloc_;
9733 id Dealloc_(id self, SEL selector) {
9734     id object = dealloc_(self, selector);
9735     lprintf("[%s]D-%p\n", self->isa->name, object);
9736     return object;
9737 }*/
9738
9739 Class $WebDefaultUIKitDelegate;
9740
9741 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9742     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9743         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9744     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9745 }
9746
9747 static NSNumber *shouldPlayKeyboardSounds;
9748
9749 Class $UIHardware;
9750
9751 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9752     switch (sound) {
9753         case 1104: // Keyboard Button Clicked
9754         case 1105: // Keyboard Delete Repeated
9755             if (shouldPlayKeyboardSounds == nil) {
9756                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9757                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9758             }
9759
9760             if (![shouldPlayKeyboardSounds boolValue])
9761                 break;
9762
9763         default:
9764             _UIHardware$_playSystemSound$(self, _cmd, sound);
9765     }
9766 }
9767
9768 Class $UIApplication;
9769
9770 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9771     static BOOL initialized = NO;
9772     static BOOL started = NO;
9773
9774     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9775     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9776
9777     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9778         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9779         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9780         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9781
9782         if (initialized && !enabled) {
9783             initialized = NO;
9784             [bundle performSelector:@selector(_accessibilityStopServer)];
9785         } else if (enabled) {
9786             initialized = YES;
9787             if (!started) {
9788                 started = YES;
9789                 [bundle performSelector:@selector(_accessibilityStartServer)];
9790             }
9791         }
9792     }
9793 }
9794
9795 int main(int argc, char *argv[]) { _pooled
9796     _trace();
9797
9798     UpdateExternalStatus(0);
9799
9800     if (Class $UIDevice = objc_getClass("UIDevice")) {
9801         UIDevice *device([$UIDevice currentDevice]);
9802         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9803     } else
9804         IsWildcat_ = false;
9805
9806     UIScreen *screen([UIScreen mainScreen]);
9807     if ([screen respondsToSelector:@selector(scale)])
9808         ScreenScale_ = [screen scale];
9809     else
9810         ScreenScale_ = 1;
9811
9812     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9813     if (ScreenScale_ > 1)
9814         [parts addObject:@"@2x"];
9815     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9816     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9817
9818     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9819
9820     /* Library Hacks {{{ */
9821     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9822
9823     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9824     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9825     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9826         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9827         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9828     }
9829
9830     $UIHardware = objc_getClass("UIHardware");
9831     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9832     if (UIHardware$_playSystemSound$ != NULL) {
9833         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9834         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9835     }
9836
9837     $UIApplication = objc_getClass("UIApplication");
9838     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9839     if (UIApplication$_updateApplicationAccessibility != NULL) {
9840         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9841         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9842     }
9843     /* }}} */
9844     /* Set Locale {{{ */
9845     Locale_ = CFLocaleCopyCurrent();
9846     Languages_ = [NSLocale preferredLanguages];
9847     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9848     //NSLog(@"%@", [Languages_ description]);
9849
9850     const char *lang;
9851     if (Languages_ == nil || [Languages_ count] == 0)
9852         // XXX: consider just setting to C and then falling through?
9853         lang = NULL;
9854     else {
9855         lang = [[Languages_ objectAtIndex:0] UTF8String];
9856         setenv("LANG", lang, true);
9857     }
9858
9859     //std::setlocale(LC_ALL, lang);
9860     NSLog(@"Setting Language: %s", lang);
9861     /* }}} */
9862
9863     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9864
9865     /* Parse Arguments {{{ */
9866     bool substrate(false);
9867
9868     if (argc != 0) {
9869         char **args(argv);
9870         int arge(1);
9871
9872         for (int argi(1); argi != argc; ++argi)
9873             if (strcmp(argv[argi], "--") == 0) {
9874                 arge = argi;
9875                 argv[argi] = argv[0];
9876                 argv += argi;
9877                 argc -= argi;
9878                 break;
9879             }
9880
9881         for (int argi(1); argi != arge; ++argi)
9882             if (strcmp(args[argi], "--substrate") == 0)
9883                 substrate = true;
9884             else
9885                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9886     }
9887     /* }}} */
9888
9889     App_ = [[NSBundle mainBundle] bundlePath];
9890     Home_ = NSHomeDirectory();
9891     Advanced_ = YES;
9892
9893     setuid(0);
9894     setgid(0);
9895
9896     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9897     alloc_ = alloc->method_imp;
9898     alloc->method_imp = (IMP) &Alloc_;*/
9899
9900     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9901     dealloc_ = dealloc->method_imp;
9902     dealloc->method_imp = (IMP) &Dealloc_;*/
9903
9904     /* System Information {{{ */
9905     size_t size;
9906
9907     int maxproc;
9908     size = sizeof(maxproc);
9909     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9910         perror("sysctlbyname(\"kern.maxproc\", ?)");
9911     else if (maxproc < 64) {
9912         maxproc = 64;
9913         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9914             perror("sysctlbyname(\"kern.maxproc\", #)");
9915     }
9916
9917     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9918     char *osversion = new char[size];
9919     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9920         perror("sysctlbyname(\"kern.osversion\", ?)");
9921     else
9922         System_ = [NSString stringWithUTF8String:osversion];
9923
9924     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9925     char *machine = new char[size];
9926     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9927         perror("sysctlbyname(\"hw.machine\", ?)");
9928     else
9929         Machine_ = machine;
9930
9931     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9932         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9933             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9934                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9935                 CFRelease(serial);
9936             }
9937
9938             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9939                 NSData *data((NSData *) ecid);
9940                 size_t length([data length]);
9941                 uint8_t bytes[length];
9942                 [data getBytes:bytes];
9943                 char string[length * 2 + 1];
9944                 for (size_t i(0); i != length; ++i)
9945                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9946                 ChipID_ = [NSString stringWithUTF8String:string];
9947                 CFRelease(ecid);
9948             }
9949
9950             IOObjectRelease(service);
9951         }
9952     }
9953
9954     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9955
9956     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9957     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9958     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9959
9960     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9961     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9962     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9963
9964     if (mcc != NULL && mnc != NULL)
9965         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9966
9967     if (mnc != NULL)
9968         CFRelease(mnc);
9969     if (mcc != NULL)
9970         CFRelease(mcc);
9971
9972     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9973         Build_ = [system objectForKey:@"ProductBuildVersion"];
9974     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9975         Product_ = [info objectForKey:@"SafariProductVersion"];
9976         Safari_ = [info objectForKey:@"CFBundleVersion"];
9977     }
9978     /* }}} */
9979     /* Load Database {{{ */
9980     _trace();
9981     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9982     _trace();
9983     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9984
9985     if (Metadata_ == NULL)
9986         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9987     else {
9988         Settings_ = [Metadata_ objectForKey:@"Settings"];
9989
9990         Packages_ = [Metadata_ objectForKey:@"Packages"];
9991         Sections_ = [Metadata_ objectForKey:@"Sections"];
9992         Sources_ = [Metadata_ objectForKey:@"Sources"];
9993
9994         Token_ = [Metadata_ objectForKey:@"Token"];
9995     }
9996
9997     if (Settings_ != nil)
9998         Role_ = [Settings_ objectForKey:@"Role"];
9999
10000     if (Sections_ == nil) {
10001         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10002         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10003     }
10004
10005     if (Sources_ == nil) {
10006         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10007         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10008     }
10009     /* }}} */
10010
10011     _trace();
10012     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10013     _trace();
10014
10015     if (Packages_ != nil) {
10016         bool fail(false);
10017         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10018         _trace();
10019
10020         if (!fail) {
10021             [Metadata_ removeObjectForKey:@"Packages"];
10022             Packages_ = nil;
10023             Changed_ = true;
10024         }
10025     }
10026
10027     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10028
10029 #define MobileSubstrate_(name) \
10030     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
10031         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
10032
10033     MobileSubstrate_(Activator)
10034     MobileSubstrate_(libstatusbar)
10035     MobileSubstrate_(SimulatedKeyEvents)
10036     MobileSubstrate_(WinterBoard)
10037
10038     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10039         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10040
10041     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10042
10043     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10044         unlink("/tmp/.cydia.fw");
10045         goto firmware;
10046     } else if (access("/User", F_OK) != 0 || version < 2) {
10047       firmware:
10048         _trace();
10049         system("/usr/libexec/cydia/firmware.sh");
10050         _trace();
10051     }
10052
10053     _assert([[NSFileManager defaultManager]
10054         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10055         withIntermediateDirectories:YES
10056         attributes:nil
10057         error:NULL
10058     ]);
10059
10060     if (access("/tmp/cydia.chk", F_OK) == 0) {
10061         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10062             _assert(errno == ENOENT);
10063         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10064             _assert(errno == ENOENT);
10065     }
10066
10067     /* APT Initialization {{{ */
10068     _assert(pkgInitConfig(*_config));
10069     _assert(pkgInitSystem(*_config, _system));
10070
10071     if (lang != NULL)
10072         _config->Set("APT::Acquire::Translation", lang);
10073
10074     // XXX: this timeout might be important :(
10075     //_config->Set("Acquire::http::Timeout", 15);
10076
10077     _config->Set("Acquire::http::MaxParallel", 3);
10078     /* }}} */
10079     /* Color Choices {{{ */
10080     space_ = CGColorSpaceCreateDeviceRGB();
10081
10082     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10083     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10084     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10085     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10086     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10087     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10088     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10089     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10090     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10091
10092     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10093     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10094     /* }}}*/
10095     /* UIKit Configuration {{{ */
10096     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10097     if ($GSFontSetUseLegacyFontMetrics != NULL)
10098         $GSFontSetUseLegacyFontMetrics(YES);
10099
10100     // XXX: I have a feeling this was important
10101     //UIKeyboardDisableAutomaticAppearance();
10102     /* }}} */
10103
10104     Colon_ = UCLocalize("COLON_DELIMITED");
10105     Elision_ = UCLocalize("ELISION");
10106     Error_ = UCLocalize("ERROR");
10107     Warning_ = UCLocalize("WARNING");
10108
10109     _trace();
10110     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10111
10112     CGColorSpaceRelease(space_);
10113     CFRelease(Locale_);
10114
10115     return value;
10116 }