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