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
1032 static BOOL Advanced_;
1033 static BOOL Ignored_;
1034
1035 static UIFont *Font12_;
1036 static UIFont *Font12Bold_;
1037 static UIFont *Font14_;
1038 static UIFont *Font18Bold_;
1039 static UIFont *Font22Bold_;
1040
1041 static const char *Machine_ = NULL;
1042 static NSString *System_ = nil;
1043 static NSString *SerialNumber_ = nil;
1044 static NSString *ChipID_ = nil;
1045 static _H<NSString> Token_;
1046 static NSString *UniqueID_ = nil;
1047 static NSString *PLMN_ = nil;
1048 static NSString *Build_ = nil;
1049 static NSString *Product_ = nil;
1050 static NSString *Safari_ = nil;
1051
1052 static CFLocaleRef Locale_;
1053 static NSArray *Languages_;
1054 static CGColorSpaceRef space_;
1055
1056 static NSDictionary *SectionMap_;
1057 static NSMutableDictionary *Metadata_;
1058 static _transient NSMutableDictionary *Settings_;
1059 static _transient NSString *Role_;
1060 static _transient NSMutableDictionary *Packages_;
1061 static _transient NSMutableDictionary *Sections_;
1062 static _transient NSMutableDictionary *Sources_;
1063 static bool Changed_;
1064 static time_t now_;
1065
1066 bool IsWildcat_;
1067 static CGFloat ScreenScale_;
1068 static NSString *Idiom_;
1069 /* }}} */
1070
1071 /* Display Helpers {{{ */
1072 inline float Interpolate(float begin, float end, float fraction) {
1073     return (end - begin) * fraction + begin;
1074 }
1075
1076 static _finline const char *StripVersion_(const char *version) {
1077     const char *colon(strchr(version, ':'));
1078     return colon == NULL ? version : colon + 1;
1079 }
1080
1081 NSString *LocalizeSection(NSString *section) {
1082     static Pcre title_r("^(.*?) \\((.*)\\)$");
1083     if (title_r(section)) {
1084         NSString *parent(title_r[1]);
1085         NSString *child(title_r[2]);
1086
1087         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1088             LocalizeSection(parent),
1089             LocalizeSection(child)
1090         ];
1091     }
1092
1093     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1094 }
1095
1096 NSString *Simplify(NSString *title) {
1097     const char *data = [title UTF8String];
1098     size_t size = [title length];
1099
1100     static Pcre square_r("^\\[(.*)\\]$");
1101     if (square_r(data, size))
1102         return Simplify(square_r[1]);
1103
1104     static Pcre paren_r("^\\((.*)\\)$");
1105     if (paren_r(data, size))
1106         return Simplify(paren_r[1]);
1107
1108     static Pcre title_r("^(.*?) \\((.*)\\)$");
1109     if (title_r(data, size))
1110         return Simplify(title_r[1]);
1111
1112     return title;
1113 }
1114 /* }}} */
1115
1116 NSString *GetLastUpdate() {
1117     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1118
1119     if (update == nil)
1120         return UCLocalize("NEVER_OR_UNKNOWN");
1121
1122     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1123     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1124
1125     CFRelease(formatter);
1126
1127     return [(NSString *) formatted autorelease];
1128 }
1129
1130 bool isSectionVisible(NSString *section) {
1131     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1132     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1133     return hidden == nil || ![hidden boolValue];
1134 }
1135
1136 @class Cydia;
1137
1138 /* Delegate Prototypes {{{ */
1139 @class Package;
1140 @class Source;
1141 @class CydiaProgressEvent;
1142
1143 @protocol DatabaseDelegate
1144 - (void) repairWithSelector:(SEL)selector;
1145 - (void) setConfigurationData:(NSString *)data;
1146 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1147 @end
1148
1149 @class CYPackageController;
1150
1151 @protocol CydiaDelegate
1152 - (void) retainNetworkActivityIndicator;
1153 - (void) releaseNetworkActivityIndicator;
1154 - (void) clearPackage:(Package *)package;
1155 - (void) installPackage:(Package *)package;
1156 - (void) installPackages:(NSArray *)packages;
1157 - (void) removePackage:(Package *)package;
1158 - (void) beginUpdate;
1159 - (BOOL) updating;
1160 - (void) distUpgrade;
1161 - (void) loadData;
1162 - (void) updateData;
1163 - (void) syncData;
1164 - (void) addTrivialSource:(NSString *)href;
1165 - (void) showSettings;
1166 - (UIProgressHUD *) addProgressHUD;
1167 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1168 - (CYViewController *) pageForPackage:(NSString *)name;
1169 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1170 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1171 @end
1172 /* }}} */
1173
1174 /* ProgressEvent Interface/Delegate {{{ */
1175 @interface CydiaProgressEvent : NSObject {
1176     _H<NSString> message_;
1177     _H<NSString> type_;
1178
1179     _H<NSArray> item_;
1180     _H<NSString> package_;
1181     _H<NSString> url_;
1182     _H<NSString> version_;
1183 }
1184
1185 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1186 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1187 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1188
1189 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1190
1191 - (NSString *) message;
1192 - (NSString *) type;
1193
1194 - (NSArray *) item;
1195 - (NSString *) package;
1196 - (NSString *) url;
1197 - (NSString *) version;
1198
1199 - (void) setItem:(NSArray *)item;
1200 - (void) setPackage:(NSString *)package;
1201 - (void) setURL:(NSString *)url;
1202 - (void) setVersion:(NSString *)version;
1203
1204 - (NSString *) compound:(NSString *)value;
1205 - (NSString *) compoundMessage;
1206 - (NSString *) compoundTitle;
1207
1208 @end
1209
1210 @protocol ProgressDelegate
1211 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1212 - (void) setProgressPercent:(NSNumber *)percent;
1213 - (void) setProgressStatus:(NSDictionary *)status;
1214 - (void) setProgressCancellable:(NSNumber *)cancellable;
1215 - (bool) isProgressCancelled;
1216 - (void) setTitle:(NSString *)title;
1217 @end
1218 /* }}} */
1219 /* Status Delegation {{{ */
1220 class Status :
1221     public pkgAcquireStatus
1222 {
1223   private:
1224     _transient NSObject<ProgressDelegate> *delegate_;
1225     bool cancelled_;
1226
1227   public:
1228     Status() :
1229         delegate_(nil),
1230         cancelled_(false)
1231     {
1232     }
1233
1234     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1235         delegate_ = delegate;
1236     }
1237
1238     NSObject<ProgressDelegate> *getDelegate() const {
1239         return delegate_;
1240     }
1241
1242     virtual bool MediaChange(std::string media, std::string drive) {
1243         return false;
1244     }
1245
1246     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1247     }
1248
1249     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1250         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1251         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:@"STATUS" forItem:item]);
1252         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1253     }
1254
1255     virtual void Done(pkgAcquire::ItemDesc &item) {
1256     }
1257
1258     virtual void Fail(pkgAcquire::ItemDesc &item) {
1259         if (
1260             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1261             item.Owner->Status == pkgAcquire::Item::StatDone
1262         )
1263             return;
1264
1265         std::string &error(item.Owner->ErrorText);
1266         if (error.empty())
1267             return;
1268
1269         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:@"ERROR" forItem:item]);
1270         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1271     }
1272
1273     virtual bool Pulse(pkgAcquire *Owner) {
1274         bool value = pkgAcquireStatus::Pulse(Owner);
1275
1276         double percent(
1277             double(CurrentBytes + CurrentItems) /
1278             double(TotalBytes + TotalItems)
1279         );
1280
1281         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1282             [NSNumber numberWithDouble:percent], @"Percent",
1283
1284             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1285             [NSNumber numberWithDouble:TotalBytes], @"Total",
1286             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1287         nil] waitUntilDone:YES];
1288
1289         if (value && ![delegate_ isProgressCancelled])
1290             return true;
1291         else {
1292             cancelled_ = true;
1293             return false;
1294         }
1295     }
1296
1297     _finline bool WasCancelled() const {
1298         return cancelled_;
1299     }
1300
1301     virtual void Start() {
1302         pkgAcquireStatus::Start();
1303         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1304     }
1305
1306     virtual void Stop() {
1307         pkgAcquireStatus::Stop();
1308         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1309         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1310     }
1311 };
1312 /* }}} */
1313 /* Database Interface {{{ */
1314 typedef std::map< unsigned long, _H<Source> > SourceMap;
1315
1316 @interface Database : NSObject {
1317     NSZone *zone_;
1318     apr_pool_t *pool_;
1319
1320     unsigned era_;
1321
1322     pkgCacheFile cache_;
1323     pkgDepCache::Policy *policy_;
1324     pkgRecords *records_;
1325     pkgProblemResolver *resolver_;
1326     pkgAcquire *fetcher_;
1327     FileFd *lock_;
1328     SPtr<pkgPackageManager> manager_;
1329     pkgSourceList *list_;
1330
1331     SourceMap sourceMap_;
1332     NSMutableArray *sourceList_;
1333
1334     CFMutableArrayRef packages_;
1335
1336     _transient NSObject<DatabaseDelegate> *delegate_;
1337     _transient NSObject<ProgressDelegate> *progress_;
1338
1339     Status status_;
1340
1341     int cydiafd_;
1342     int statusfd_;
1343     FILE *input_;
1344
1345     std::map<const char *, _H<NSString> > sections_;
1346 }
1347
1348 + (Database *) sharedInstance;
1349 - (unsigned) era;
1350
1351 - (void) _readCydia:(NSNumber *)fd;
1352 - (void) _readStatus:(NSNumber *)fd;
1353 - (void) _readOutput:(NSNumber *)fd;
1354
1355 - (FILE *) input;
1356
1357 - (Package *) packageWithName:(NSString *)name;
1358
1359 - (pkgCacheFile &) cache;
1360 - (pkgDepCache::Policy *) policy;
1361 - (pkgRecords *) records;
1362 - (pkgProblemResolver *) resolver;
1363 - (pkgAcquire &) fetcher;
1364 - (pkgSourceList &) list;
1365 - (NSArray *) packages;
1366 - (NSArray *) sources;
1367 - (Source *) sourceWithKey:(NSString *)key;
1368 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1369
1370 - (void) configure;
1371 - (bool) prepare;
1372 - (void) perform;
1373 - (bool) upgrade;
1374 - (void) update;
1375
1376 - (void) updateWithStatus:(Status &)status;
1377
1378 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1379
1380 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1381 - (NSObject<ProgressDelegate> *) progressDelegate;
1382
1383 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1384
1385 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1386
1387 @end
1388 /* }}} */
1389 /* ProgressEvent Implementation {{{ */
1390 @implementation CydiaProgressEvent
1391
1392 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1393     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1394 }
1395
1396 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1397     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1398     [event setPackage:package];
1399     return event;
1400 }
1401
1402 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1403     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1404
1405     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1406     NSArray *fields([description componentsSeparatedByString:@" "]);
1407     [event setItem:fields];
1408
1409     if ([fields count] > 3) {
1410         [event setPackage:[fields objectAtIndex:2]];
1411         [event setVersion:[fields objectAtIndex:3]];
1412     }
1413
1414     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1415
1416     return event;
1417 }
1418
1419 + (NSArray *) _attributeKeys {
1420     return [NSArray arrayWithObjects:
1421         @"item",
1422         @"message",
1423         @"package",
1424         @"type",
1425         @"url",
1426         @"version",
1427     nil];
1428 }
1429
1430 - (NSArray *) attributeKeys {
1431     return [[self class] _attributeKeys];
1432 }
1433
1434 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1435     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1436 }
1437
1438 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1439     if ((self = [super init]) != nil) {
1440         message_ = message;
1441         type_ = type;
1442     } return self;
1443 }
1444
1445 - (NSString *) message {
1446     return message_;
1447 }
1448
1449 - (NSString *) type {
1450     return type_;
1451 }
1452
1453 - (NSArray *) item {
1454     return (id) item_ ?: [NSNull null];
1455 }
1456
1457 - (void) setItem:(NSArray *)item {
1458     item_ = item;
1459 }
1460
1461 - (NSString *) package {
1462     return (id) package_ ?: [NSNull null];
1463 }
1464
1465 - (void) setPackage:(NSString *)package {
1466     package_ = package;
1467 }
1468
1469 - (NSString *) url {
1470     return (id) url_ ?: [NSNull null];
1471 }
1472
1473 - (void) setURL:(NSString *)url {
1474     url_ = url;
1475 }
1476
1477 - (void) setVersion:(NSString *)version {
1478     version_ = version;
1479 }
1480
1481 - (NSString *) version {
1482     return (id) version_ ?: [NSNull null];
1483 }
1484
1485 - (NSString *) compound:(NSString *)value {
1486     if (value != nil) {
1487         NSString *mode(nil); {
1488             NSString *type([self type]);
1489             if ([type isEqualToString:@"ERROR"])
1490                 mode = UCLocalize("ERROR");
1491             else if ([type isEqualToString:@"WARNING"])
1492                 mode = UCLocalize("WARNING");
1493         }
1494
1495         if (mode != nil)
1496             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1497     }
1498
1499     return value;
1500 }
1501
1502 - (NSString *) compoundMessage {
1503     return [self compound:[self message]];
1504 }
1505
1506 - (NSString *) compoundTitle {
1507     NSString *title;
1508
1509     if (package_ == nil)
1510         title = nil;
1511     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1512         title = [package name];
1513     else
1514         title = package_;
1515
1516     return [self compound:title];
1517 }
1518
1519 @end
1520 /* }}} */
1521
1522 // Cytore Definitions {{{
1523 struct PackageValue :
1524     Cytore::Block
1525 {
1526     Cytore::Offset<PackageValue> next_;
1527
1528     uint32_t index_ : 23;
1529     uint32_t subscribed_ : 1;
1530     uint32_t : 8;
1531
1532     int32_t first_;
1533     int32_t last_;
1534
1535     uint16_t vhash_;
1536     uint16_t nhash_;
1537
1538     char version_[8];
1539     char name_[];
1540 };
1541
1542 struct MetaValue :
1543     Cytore::Block
1544 {
1545     uint32_t active_;
1546     Cytore::Offset<PackageValue> packages_[1 << 16];
1547 };
1548
1549 static Cytore::File<MetaValue> MetaFile_;
1550 // }}}
1551 // Cytore Helper Functions {{{
1552 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1553     SplitHash nhash = { hashlittle(name, length) };
1554
1555     PackageValue *metadata;
1556
1557     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1558     offset: if (offset->IsNull()) {
1559         *offset = MetaFile_.New<PackageValue>(length + 1);
1560         metadata = &MetaFile_.Get(*offset);
1561
1562         if (metadata == NULL) {
1563             if (fail != NULL)
1564                 *fail = true;
1565
1566             metadata = new PackageValue();
1567             memset(metadata, 0, sizeof(*metadata));
1568         }
1569
1570         memcpy(metadata->name_, name, length + 1);
1571         metadata->nhash_ = nhash.u16[1];
1572     } else {
1573         metadata = &MetaFile_.Get(*offset);
1574
1575         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1576             offset = &metadata->next_;
1577             goto offset;
1578         }
1579     }
1580
1581     return metadata;
1582 }
1583
1584 static void PackageImport(const void *key, const void *value, void *context) {
1585     bool &fail(*reinterpret_cast<bool *>(context));
1586
1587     char buffer[1024];
1588     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1589         NSLog(@"failed to import package %@", key);
1590         return;
1591     }
1592
1593     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1594     NSDictionary *package((NSDictionary *) value);
1595
1596     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1597         if ([subscribed boolValue] && !metadata->subscribed_)
1598             metadata->subscribed_ = true;
1599
1600     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1601         time_t time([date timeIntervalSince1970]);
1602         if (metadata->first_ > time || metadata->first_ == 0)
1603             metadata->first_ = time;
1604     }
1605
1606     NSDate *date([package objectForKey:@"LastSeen"]);
1607     NSString *version([package objectForKey:@"LastVersion"]);
1608
1609     if (date != nil && version != nil) {
1610         time_t time([date timeIntervalSince1970]);
1611         if (metadata->last_ < time || metadata->last_ == 0)
1612             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1613                 size_t length(strlen(buffer));
1614                 uint16_t vhash(hashlittle(buffer, length));
1615
1616                 size_t capped(std::min<size_t>(8, length));
1617                 char *latest(buffer + length - capped);
1618
1619                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1620                 metadata->vhash_ = vhash;
1621
1622                 metadata->last_ = time;
1623             }
1624     }
1625 }
1626 // }}}
1627
1628 /* Source Class {{{ */
1629 @interface Source : NSObject {
1630     CYString depiction_;
1631     CYString description_;
1632     CYString label_;
1633     CYString origin_;
1634     CYString support_;
1635
1636     CYString uri_;
1637     CYString distribution_;
1638     CYString type_;
1639     CYString version_;
1640
1641     NSString *host_;
1642     NSString *authority_;
1643
1644     CYString defaultIcon_;
1645
1646     NSDictionary *record_;
1647     BOOL trusted_;
1648 }
1649
1650 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1651
1652 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1653
1654 - (NSString *) depictionForPackage:(NSString *)package;
1655 - (NSString *) supportForPackage:(NSString *)package;
1656
1657 - (NSDictionary *) record;
1658 - (BOOL) trusted;
1659
1660 - (NSString *) uri;
1661 - (NSString *) distribution;
1662 - (NSString *) type;
1663 - (NSString *) key;
1664 - (NSString *) host;
1665
1666 - (NSString *) name;
1667 - (NSString *) description;
1668 - (NSString *) label;
1669 - (NSString *) origin;
1670 - (NSString *) version;
1671
1672 - (NSString *) defaultIcon;
1673
1674 @end
1675
1676 @implementation Source
1677
1678 - (void) _clear {
1679     uri_.clear();
1680     distribution_.clear();
1681     type_.clear();
1682
1683     description_.clear();
1684     label_.clear();
1685     origin_.clear();
1686     depiction_.clear();
1687     support_.clear();
1688     version_.clear();
1689     defaultIcon_.clear();
1690
1691     if (record_ != nil) {
1692         [record_ release];
1693         record_ = nil;
1694     }
1695
1696     if (host_ != nil) {
1697         [host_ release];
1698         host_ = nil;
1699     }
1700
1701     if (authority_ != nil) {
1702         [authority_ release];
1703         authority_ = nil;
1704     }
1705 }
1706
1707 - (void) dealloc {
1708     // XXX: this is a very inefficient way to call these deconstructors
1709     [self _clear];
1710     [super dealloc];
1711 }
1712
1713 + (NSArray *) _attributeKeys {
1714     return [NSArray arrayWithObjects:
1715         @"description",
1716         @"distribution",
1717         @"host",
1718         @"key",
1719         @"label",
1720         @"name",
1721         @"origin",
1722         @"trusted",
1723         @"type",
1724         @"uri",
1725         @"version",
1726     nil];
1727 }
1728
1729 - (NSArray *) attributeKeys {
1730     return [[self class] _attributeKeys];
1731 }
1732
1733 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1734     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1735 }
1736
1737 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1738     [self _clear];
1739
1740     trusted_ = index->IsTrusted();
1741
1742     uri_.set(pool, index->GetURI());
1743     distribution_.set(pool, index->GetDist());
1744     type_.set(pool, index->GetType());
1745
1746     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1747     if (dindex != NULL) {
1748         FileFd fd;
1749         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1750             _error->Discard();
1751         else {
1752             pkgTagFile tags(&fd);
1753
1754             pkgTagSection section;
1755             tags.Step(section);
1756
1757             struct {
1758                 const char *name_;
1759                 CYString *value_;
1760             } names[] = {
1761                 {"default-icon", &defaultIcon_},
1762                 {"depiction", &depiction_},
1763                 {"description", &description_},
1764                 {"label", &label_},
1765                 {"origin", &origin_},
1766                 {"support", &support_},
1767                 {"version", &version_},
1768             };
1769
1770             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1771                 const char *start, *end;
1772
1773                 if (section.Find(names[i].name_, start, end)) {
1774                     CYString &value(*names[i].value_);
1775                     value.set(pool, start, end - start);
1776                 }
1777             }
1778         }
1779     }
1780
1781     record_ = [Sources_ objectForKey:[self key]];
1782     if (record_ != nil)
1783         record_ = [record_ retain];
1784
1785     NSURL *url([NSURL URLWithString:uri_]);
1786
1787     host_ = [url host];
1788     if (host_ != nil)
1789         host_ = [[host_ lowercaseString] retain];
1790
1791     if (host_ != nil)
1792         authority_ = host_;
1793     else
1794         authority_ = [url path];
1795
1796     if (authority_ != nil)
1797         authority_ = [authority_ retain];
1798 }
1799
1800 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1801     if ((self = [super init]) != nil) {
1802         [self setMetaIndex:index inPool:pool];
1803     } return self;
1804 }
1805
1806 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1807     NSDictionary *lhr = [self record];
1808     NSDictionary *rhr = [source record];
1809
1810     if (lhr != rhr)
1811         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1812
1813     NSString *lhs = [self name];
1814     NSString *rhs = [source name];
1815
1816     if ([lhs length] != 0 && [rhs length] != 0) {
1817         unichar lhc = [lhs characterAtIndex:0];
1818         unichar rhc = [rhs characterAtIndex:0];
1819
1820         if (isalpha(lhc) && !isalpha(rhc))
1821             return NSOrderedAscending;
1822         else if (!isalpha(lhc) && isalpha(rhc))
1823             return NSOrderedDescending;
1824     }
1825
1826     return [lhs compare:rhs options:LaxCompareOptions_];
1827 }
1828
1829 - (NSString *) depictionForPackage:(NSString *)package {
1830     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1831 }
1832
1833 - (NSString *) supportForPackage:(NSString *)package {
1834     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1835 }
1836
1837 - (NSDictionary *) record {
1838     return record_;
1839 }
1840
1841 - (BOOL) trusted {
1842     return trusted_;
1843 }
1844
1845 - (NSString *) uri {
1846     return uri_;
1847 }
1848
1849 - (NSString *) distribution {
1850     return distribution_;
1851 }
1852
1853 - (NSString *) type {
1854     return type_;
1855 }
1856
1857 - (NSString *) key {
1858     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1859 }
1860
1861 - (NSString *) host {
1862     return host_;
1863 }
1864
1865 - (NSString *) name {
1866     return origin_.empty() ? authority_ : origin_;
1867 }
1868
1869 - (NSString *) description {
1870     return description_;
1871 }
1872
1873 - (NSString *) label {
1874     return label_.empty() ? authority_ : label_;
1875 }
1876
1877 - (NSString *) origin {
1878     return origin_;
1879 }
1880
1881 - (NSString *) version {
1882     return version_;
1883 }
1884
1885 - (NSString *) defaultIcon {
1886     return defaultIcon_;
1887 }
1888
1889 @end
1890 /* }}} */
1891 /* CydiaOperation Class {{{ */
1892 @interface CydiaOperation : NSObject {
1893     NSString *operator_;
1894     NSString *value_;
1895 }
1896
1897 - (NSString *) operator;
1898 - (NSString *) value;
1899
1900 @end
1901
1902 @implementation CydiaOperation
1903
1904 - (void) dealloc {
1905     [operator_ release];
1906     [value_ release];
1907     [super dealloc];
1908 }
1909
1910 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1911     if ((self = [super init]) != nil) {
1912         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1913         value_ = [[NSString alloc] initWithUTF8String:value];
1914     } return self;
1915 }
1916
1917 + (NSArray *) _attributeKeys {
1918     return [NSArray arrayWithObjects:
1919         @"operator",
1920         @"value",
1921     nil];
1922 }
1923
1924 - (NSArray *) attributeKeys {
1925     return [[self class] _attributeKeys];
1926 }
1927
1928 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1929     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1930 }
1931
1932 - (NSString *) operator {
1933     return operator_;
1934 }
1935
1936 - (NSString *) value {
1937     return value_;
1938 }
1939
1940 @end
1941 /* }}} */
1942 /* CydiaClause Class {{{ */
1943 @interface CydiaClause : NSObject {
1944     NSString *package_;
1945     CydiaOperation *version_;
1946 }
1947
1948 - (NSString *) package;
1949 - (CydiaOperation *) version;
1950
1951 @end
1952
1953 @implementation CydiaClause
1954
1955 - (void) dealloc {
1956     [package_ release];
1957     [version_ release];
1958     [super dealloc];
1959 }
1960
1961 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1962     if ((self = [super init]) != nil) {
1963         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1964
1965         if (const char *version = dep.TargetVer())
1966             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1967         else
1968             version_ = [[NSNull null] retain];
1969     } return self;
1970 }
1971
1972 + (NSArray *) _attributeKeys {
1973     return [NSArray arrayWithObjects:
1974         @"package",
1975         @"version",
1976     nil];
1977 }
1978
1979 - (NSArray *) attributeKeys {
1980     return [[self class] _attributeKeys];
1981 }
1982
1983 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1984     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1985 }
1986
1987 - (NSString *) package {
1988     return package_;
1989 }
1990
1991 - (CydiaOperation *) version {
1992     return version_;
1993 }
1994
1995 @end
1996 /* }}} */
1997 /* CydiaRelation Class {{{ */
1998 @interface CydiaRelation : NSObject {
1999     NSString *relationship_;
2000     NSMutableArray *clauses_;
2001 }
2002
2003 - (NSString *) relationship;
2004 - (NSArray *) clauses;
2005
2006 @end
2007
2008 @implementation CydiaRelation
2009
2010 - (void) dealloc {
2011     [relationship_ release];
2012     [clauses_ release];
2013     [super dealloc];
2014 }
2015
2016 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2017     if ((self = [super init]) != nil) {
2018         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
2019         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
2020
2021         pkgCache::DepIterator start;
2022         pkgCache::DepIterator end;
2023         dep.GlobOr(start, end); // ++dep
2024
2025         _forever {
2026             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2027
2028             // yes, seriously. (wtf?)
2029             if (start == end)
2030                 break;
2031             ++start;
2032         }
2033     } return self;
2034 }
2035
2036 + (NSArray *) _attributeKeys {
2037     return [NSArray arrayWithObjects:
2038         @"clauses",
2039         @"relationship",
2040     nil];
2041 }
2042
2043 - (NSArray *) attributeKeys {
2044     return [[self class] _attributeKeys];
2045 }
2046
2047 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2048     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2049 }
2050
2051 - (NSString *) relationship {
2052     return relationship_;
2053 }
2054
2055 - (NSArray *) clauses {
2056     return clauses_;
2057 }
2058
2059 - (void) addClause:(CydiaClause *)clause {
2060     [clauses_ addObject:clause];
2061 }
2062
2063 @end
2064 /* }}} */
2065 /* Package Class {{{ */
2066 struct ParsedPackage {
2067     CYString tagline_;
2068
2069     CYString icon_;
2070
2071     CYString depiction_;
2072     CYString homepage_;
2073
2074     CYString sponsor_;
2075     CYString author_;
2076
2077     CYString bugs_;
2078     CYString support_;
2079 };
2080
2081 @interface Package : NSObject {
2082     uint32_t era_ : 26;
2083     uint32_t role_ : 3;
2084     uint32_t essential_ : 1;
2085     uint32_t obsolete_ : 1;
2086     uint32_t ignored_ : 1;
2087
2088     apr_pool_t *pool_;
2089
2090     _transient Database *database_;
2091
2092     pkgCache::VerIterator version_;
2093     pkgCache::PkgIterator iterator_;
2094     pkgCache::VerFileIterator file_;
2095
2096     CYString id_;
2097     CYString name_;
2098
2099     CYString latest_;
2100     CYString installed_;
2101
2102     const char *section_;
2103     _transient NSString *section$_;
2104
2105     Source *source_;
2106
2107     PackageValue *metadata_;
2108     ParsedPackage *parsed_;
2109
2110     NSMutableArray *tags_;
2111 }
2112
2113 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2114 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2115
2116 - (pkgCache::PkgIterator) iterator;
2117 - (void) parse;
2118
2119 - (NSString *) section;
2120 - (NSString *) simpleSection;
2121
2122 - (NSString *) longSection;
2123 - (NSString *) shortSection;
2124
2125 - (NSString *) uri;
2126
2127 - (Address *) maintainer;
2128 - (size_t) size;
2129 - (NSString *) longDescription;
2130 - (NSString *) shortDescription;
2131 - (unichar) index;
2132
2133 - (PackageValue *) metadata;
2134 - (time_t) seen;
2135
2136 - (bool) subscribed;
2137 - (bool) setSubscribed:(bool)subscribed;
2138
2139 - (BOOL) ignored;
2140
2141 - (NSString *) latest;
2142 - (NSString *) installed;
2143 - (BOOL) uninstalled;
2144
2145 - (BOOL) valid;
2146 - (BOOL) upgradableAndEssential:(BOOL)essential;
2147 - (BOOL) essential;
2148 - (BOOL) broken;
2149 - (BOOL) unfiltered;
2150 - (BOOL) visible;
2151
2152 - (BOOL) half;
2153 - (BOOL) halfConfigured;
2154 - (BOOL) halfInstalled;
2155 - (BOOL) hasMode;
2156 - (NSString *) mode;
2157
2158 - (NSString *) id;
2159 - (NSString *) name;
2160 - (UIImage *) icon;
2161 - (NSString *) homepage;
2162 - (NSString *) depiction;
2163 - (Address *) author;
2164
2165 - (NSString *) support;
2166
2167 - (NSArray *) files;
2168 - (NSArray *) warnings;
2169 - (NSArray *) applications;
2170
2171 - (Source *) source;
2172
2173 - (BOOL) matches:(NSString *)text;
2174
2175 - (bool) hasSupportingRole;
2176 - (BOOL) hasTag:(NSString *)tag;
2177 - (NSString *) primaryPurpose;
2178 - (NSArray *) purposes;
2179 - (bool) isCommercial;
2180
2181 - (void) setIndex:(size_t)index;
2182
2183 - (CYString &) cyname;
2184
2185 - (uint32_t) compareBySection:(NSArray *)sections;
2186
2187 - (void) install;
2188 - (void) remove;
2189
2190 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2191 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2192 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2193 - (bool) isVisibleInSection:(NSString *)section;
2194 - (bool) isVisibleInSource:(Source *)source;
2195
2196 @end
2197
2198 uint32_t PackageChangesRadix(Package *self, void *) {
2199     union {
2200         uint32_t key;
2201
2202         struct {
2203             uint32_t timestamp : 30;
2204             uint32_t ignored : 1;
2205             uint32_t upgradable : 1;
2206         } bits;
2207     } value;
2208
2209     bool upgradable([self upgradableAndEssential:YES]);
2210     value.bits.upgradable = upgradable ? 1 : 0;
2211
2212     if (upgradable) {
2213         value.bits.timestamp = 0;
2214         value.bits.ignored = [self ignored] ? 0 : 1;
2215         value.bits.upgradable = 1;
2216     } else {
2217         value.bits.timestamp = [self seen] >> 2;
2218         value.bits.ignored = 0;
2219         value.bits.upgradable = 0;
2220     }
2221
2222     return _not(uint32_t) - value.key;
2223 }
2224
2225 uint32_t PackagePrefixRadix(Package *self, void *context) {
2226     size_t offset(reinterpret_cast<size_t>(context));
2227     CYString &name([self cyname]);
2228
2229     size_t size(name.size());
2230     if (size == 0)
2231         return 0;
2232     char *text(name.data());
2233
2234     size_t zeros;
2235     if (!isdigit(text[0]))
2236         zeros = 0;
2237     else {
2238         size_t digits(1);
2239         while (size != digits && isdigit(text[digits]))
2240             if (++digits == 4)
2241                 break;
2242         zeros = 4 - digits;
2243     }
2244
2245     uint8_t data[4];
2246
2247     if (offset == 0 && zeros != 0) {
2248         memset(data, '0', zeros);
2249         memcpy(data + zeros, text, 4 - zeros);
2250     } else {
2251         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2252         if (size <= offset - zeros)
2253             return 0;
2254
2255         text += offset - zeros;
2256         size -= offset - zeros;
2257
2258         if (size >= 4)
2259             memcpy(data, text, 4);
2260         else {
2261             memcpy(data, text, size);
2262             memset(data + size, 0, 4 - size);
2263         }
2264
2265         for (size_t i(0); i != 4; ++i)
2266             if (isalpha(data[i]))
2267                 data[i] |= 0x20;
2268     }
2269
2270     if (offset == 0)
2271         if (data[0] == '@')
2272             data[0] = 0x7f;
2273         else
2274             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2275
2276     /* XXX: ntohl may be more honest */
2277     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2278 }
2279
2280 CYString &(*PackageName)(Package *self, SEL sel);
2281
2282 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2283     _profile(PackageNameCompare)
2284         CYString &lhi(PackageName(lhs, @selector(cyname)));
2285         CYString &rhi(PackageName(rhs, @selector(cyname)));
2286         CFStringRef lhn(lhi), rhn(rhi);
2287
2288         if (lhn == NULL)
2289             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2290         else if (rhn == NULL)
2291             return NSOrderedDescending;
2292
2293         _profile(PackageNameCompare$NumbersLast)
2294             if (!lhi.empty() && !rhi.empty()) {
2295                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2296                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2297                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2298                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2299                     return lha ? NSOrderedAscending : NSOrderedDescending;
2300             }
2301         _end
2302
2303         CFIndex length = CFStringGetLength(lhn);
2304
2305         _profile(PackageNameCompare$Compare)
2306             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2307         _end
2308     _end
2309 }
2310
2311 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2312     return PackageNameCompare(*lhs, *rhs, context);
2313 }
2314
2315 struct PackageNameOrdering :
2316     std::binary_function<Package *, Package *, bool>
2317 {
2318     _finline bool operator ()(Package *lhs, Package *rhs) const {
2319         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2320     }
2321 };
2322
2323 @implementation Package
2324
2325 - (NSString *) description {
2326     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2327 }
2328
2329 - (void) dealloc {
2330     if (parsed_ != NULL)
2331         delete parsed_;
2332     if (source_ != nil)
2333         [source_ release];
2334     if (tags_ != nil)
2335         [tags_ release];
2336     [super dealloc];
2337 }
2338
2339 + (NSString *) webScriptNameForSelector:(SEL)selector {
2340     if (false);
2341     else if (selector == @selector(clear))
2342         return @"clear";
2343     else if (selector == @selector(getField:))
2344         return @"getField";
2345     else if (selector == @selector(hasTag:))
2346         return @"hasTag";
2347     else if (selector == @selector(install))
2348         return @"install";
2349     else if (selector == @selector(remove))
2350         return @"remove";
2351     else
2352         return nil;
2353 }
2354
2355 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2356     return [self webScriptNameForSelector:selector] == nil;
2357 }
2358
2359 + (NSArray *) _attributeKeys {
2360     return [NSArray arrayWithObjects:
2361         @"applications",
2362         @"author",
2363         @"depiction",
2364         @"essential",
2365         @"homepage",
2366         @"icon",
2367         @"id",
2368         @"installed",
2369         @"latest",
2370         @"longDescription",
2371         @"longSection",
2372         @"maintainer",
2373         @"mode",
2374         @"name",
2375         @"purposes",
2376         @"relations",
2377         @"section",
2378         @"shortDescription",
2379         @"shortSection",
2380         @"simpleSection",
2381         @"size",
2382         @"source",
2383         @"sponsor",
2384         @"support",
2385         @"warnings",
2386     nil];
2387 }
2388
2389 - (NSArray *) attributeKeys {
2390     return [[self class] _attributeKeys];
2391 }
2392
2393 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2394     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2395 }
2396
2397 - (NSArray *) relations {
2398 @synchronized (database_) {
2399     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2400     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2401         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2402     return relations;
2403 } }
2404
2405 - (NSString *) getField:(NSString *)name {
2406 @synchronized (database_) {
2407     if ([database_ era] != era_ || file_.end())
2408         return nil;
2409
2410     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2411
2412     const char *start, *end;
2413     if (!parser.Find([name UTF8String], start, end))
2414         return (NSString *) [NSNull null];
2415
2416     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2417 } }
2418
2419 - (void) parse {
2420     if (parsed_ != NULL)
2421         return;
2422 @synchronized (database_) {
2423     if ([database_ era] != era_ || file_.end())
2424         return;
2425
2426     ParsedPackage *parsed(new ParsedPackage);
2427     parsed_ = parsed;
2428
2429     _profile(Package$parse)
2430         pkgRecords::Parser *parser;
2431
2432         _profile(Package$parse$Lookup)
2433             parser = &[database_ records]->Lookup(file_);
2434         _end
2435
2436         CYString website;
2437
2438         _profile(Package$parse$Find)
2439             struct {
2440                 const char *name_;
2441                 CYString *value_;
2442             } names[] = {
2443                 {"icon", &parsed->icon_},
2444                 {"depiction", &parsed->depiction_},
2445                 {"homepage", &parsed->homepage_},
2446                 {"website", &website},
2447                 {"bugs", &parsed->bugs_},
2448                 {"support", &parsed->support_},
2449                 {"sponsor", &parsed->sponsor_},
2450                 {"author", &parsed->author_},
2451             };
2452
2453             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2454                 const char *start, *end;
2455
2456                 if (parser->Find(names[i].name_, start, end)) {
2457                     CYString &value(*names[i].value_);
2458                     _profile(Package$parse$Value)
2459                         value.set(pool_, start, end - start);
2460                     _end
2461                 }
2462             }
2463         _end
2464
2465         _profile(Package$parse$Tagline)
2466             const char *start, *end;
2467             if (parser->ShortDesc(start, end)) {
2468                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2469                 if (stop == NULL)
2470                     stop = end;
2471                 while (stop != start && stop[-1] == '\r')
2472                     --stop;
2473                 parsed->tagline_.set(pool_, start, stop - start);
2474             }
2475         _end
2476
2477         _profile(Package$parse$Retain)
2478             if (parsed->homepage_.empty())
2479                 parsed->homepage_ = website;
2480             if (parsed->homepage_ == parsed->depiction_)
2481                 parsed->homepage_.clear();
2482         _end
2483     _end
2484 } }
2485
2486 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2487     if ((self = [super init]) != nil) {
2488     _profile(Package$initWithVersion)
2489         pool_ = pool;
2490
2491         database_ = database;
2492         era_ = [database era];
2493
2494         version_ = version;
2495
2496         pkgCache::PkgIterator iterator(version.ParentPkg());
2497         iterator_ = iterator;
2498
2499         _profile(Package$initWithVersion$Version)
2500             if (!version_.end())
2501                 file_ = version_.FileList();
2502             else {
2503                 pkgCache &cache([database_ cache]);
2504                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2505             }
2506         _end
2507
2508         _profile(Package$initWithVersion$Cache)
2509             name_.set(NULL, iterator.Display());
2510
2511             latest_.set(NULL, StripVersion_(version_.VerStr()));
2512
2513             pkgCache::VerIterator current(iterator.CurrentVer());
2514             if (!current.end())
2515                 installed_.set(NULL, StripVersion_(current.VerStr()));
2516         _end
2517
2518         _profile(Package$initWithVersion$Tags)
2519             pkgCache::TagIterator tag(iterator.TagList());
2520             if (!tag.end()) {
2521                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2522                 do {
2523                     const char *name(tag.Name());
2524                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2525
2526                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2527                         if (strcmp(name + 6, "enduser") == 0)
2528                             role_ = 1;
2529                         else if (strcmp(name + 6, "hacker") == 0)
2530                             role_ = 2;
2531                         else if (strcmp(name + 6, "developer") == 0)
2532                             role_ = 3;
2533                         else if (strcmp(name + 6, "cydia") == 0)
2534                             role_ = 7;
2535                         else
2536                             role_ = 4;
2537                     }
2538
2539                     if (strncmp(name, "cydia::", 7) == 0) {
2540                         if (strcmp(name + 7, "essential") == 0)
2541                             essential_ = true;
2542                         else if (strcmp(name + 7, "obsolete") == 0)
2543                             obsolete_ = true;
2544                     }
2545
2546                     ++tag;
2547                 } while (!tag.end());
2548             }
2549         _end
2550
2551         _profile(Package$initWithVersion$Metadata)
2552             const char *mixed(iterator.Name());
2553             size_t size(strlen(mixed));
2554             char lower[size + 1];
2555
2556             for (size_t i(0); i != size; ++i)
2557                 lower[i] = mixed[i] | 0x20;
2558             lower[size] = '\0';
2559
2560             PackageValue *metadata(PackageFind(lower, size));
2561             metadata_ = metadata;
2562
2563             id_.set(NULL, metadata->name_, size);
2564
2565             const char *latest(version_.VerStr());
2566             size_t length(strlen(latest));
2567
2568             uint16_t vhash(hashlittle(latest, length));
2569
2570             size_t capped(std::min<size_t>(8, length));
2571             latest = latest + length - capped;
2572
2573             if (metadata->first_ == 0)
2574                 metadata->first_ = now_;
2575
2576             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2577                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2578                 metadata->vhash_ = vhash;
2579                 metadata->last_ = now_;
2580             } else if (metadata->last_ == 0)
2581                 metadata->last_ = metadata->first_;
2582         _end
2583
2584         _profile(Package$initWithVersion$Section)
2585             section_ = iterator.Section();
2586         _end
2587
2588         _profile(Package$initWithVersion$Flags)
2589             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2590             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2591         _end
2592     _end } return self;
2593 }
2594
2595 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2596     pkgCache::VerIterator version;
2597
2598     _profile(Package$packageWithIterator$GetCandidateVer)
2599         version = [database policy]->GetCandidateVer(iterator);
2600     _end
2601
2602     if (version.end())
2603         return nil;
2604
2605     Package *package;
2606
2607     _profile(Package$packageWithIterator$Allocate)
2608         package = [Package allocWithZone:zone];
2609     _end
2610
2611     _profile(Package$packageWithIterator$Initialize)
2612         package = [package
2613             initWithVersion:version
2614             withZone:zone
2615             inPool:pool
2616             database:database
2617         ];
2618     _end
2619
2620     _profile(Package$packageWithIterator$Autorelease)
2621         package = [package autorelease];
2622     _end
2623
2624     return package;
2625 }
2626
2627 - (pkgCache::PkgIterator) iterator {
2628     return iterator_;
2629 }
2630
2631 - (NSString *) section {
2632     if (section$_ == nil) {
2633         if (section_ == NULL)
2634             return nil;
2635
2636         _profile(Package$section$mappedSectionForPointer)
2637             section$_ = [database_ mappedSectionForPointer:section_];
2638         _end
2639     } return section$_;
2640 }
2641
2642 - (NSString *) simpleSection {
2643     if (NSString *section = [self section])
2644         return Simplify(section);
2645     else
2646         return nil;
2647 }
2648
2649 - (NSString *) longSection {
2650     return LocalizeSection([self section]);
2651 }
2652
2653 - (NSString *) shortSection {
2654     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2655 }
2656
2657 - (NSString *) uri {
2658     return nil;
2659 #if 0
2660     pkgIndexFile *index;
2661     pkgCache::PkgFileIterator file(file_.File());
2662     if (![database_ list].FindIndex(file, index))
2663         return nil;
2664     return [NSString stringWithUTF8String:iterator_->Path];
2665     //return [NSString stringWithUTF8String:file.Site()];
2666     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2667 #endif
2668 }
2669
2670 - (Address *) maintainer {
2671 @synchronized (database_) {
2672     if ([database_ era] != era_ || file_.end())
2673         return nil;
2674
2675     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2676     const std::string &maintainer(parser->Maintainer());
2677     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2678 } }
2679
2680 - (size_t) size {
2681 @synchronized (database_) {
2682     if ([database_ era] != era_ || version_.end())
2683         return 0;
2684
2685     return version_->InstalledSize;
2686 } }
2687
2688 - (NSString *) longDescription {
2689 @synchronized (database_) {
2690     if ([database_ era] != era_ || file_.end())
2691         return nil;
2692
2693     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2694     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2695
2696     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2697     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2698     if ([lines count] < 2)
2699         return nil;
2700
2701     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2702     for (size_t i(1), e([lines count]); i != e; ++i) {
2703         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2704         [trimmed addObject:trim];
2705     }
2706
2707     return [trimmed componentsJoinedByString:@"\n"];
2708 } }
2709
2710 - (NSString *) shortDescription {
2711     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2712 }
2713
2714 - (unichar) index {
2715     _profile(Package$index)
2716         CFStringRef name((CFStringRef) [self name]);
2717         if (CFStringGetLength(name) == 0)
2718             return '#';
2719         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2720         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2721             return '#';
2722         return toupper(character);
2723     _end
2724 }
2725
2726 - (PackageValue *) metadata {
2727     return metadata_;
2728 }
2729
2730 - (time_t) seen {
2731     PackageValue *metadata([self metadata]);
2732     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2733 }
2734
2735 - (bool) subscribed {
2736     return [self metadata]->subscribed_;
2737 }
2738
2739 - (bool) setSubscribed:(bool)subscribed {
2740     PackageValue *metadata([self metadata]);
2741     if (metadata->subscribed_ == subscribed)
2742         return false;
2743     metadata->subscribed_ = subscribed;
2744     return true;
2745 }
2746
2747 - (BOOL) ignored {
2748     return ignored_;
2749 }
2750
2751 - (NSString *) latest {
2752     return latest_;
2753 }
2754
2755 - (NSString *) installed {
2756     return installed_;
2757 }
2758
2759 - (BOOL) uninstalled {
2760     return installed_.empty();
2761 }
2762
2763 - (BOOL) valid {
2764     return !version_.end();
2765 }
2766
2767 - (BOOL) upgradableAndEssential:(BOOL)essential {
2768     _profile(Package$upgradableAndEssential)
2769         pkgCache::VerIterator current(iterator_.CurrentVer());
2770         if (current.end())
2771             return essential && essential_;
2772         else
2773             return !version_.end() && version_ != current;
2774     _end
2775 }
2776
2777 - (BOOL) essential {
2778     return essential_;
2779 }
2780
2781 - (BOOL) broken {
2782     return [database_ cache][iterator_].InstBroken();
2783 }
2784
2785 - (BOOL) unfiltered {
2786     _profile(Package$unfiltered$obsolete)
2787         if (_unlikely(obsolete_))
2788             return false;
2789     _end
2790
2791     _profile(Package$unfiltered$hasSupportingRole)
2792         if (_unlikely(![self hasSupportingRole]))
2793             return false;
2794     _end
2795
2796     return true;
2797 }
2798
2799 - (BOOL) visible {
2800     if (![self unfiltered])
2801         return false;
2802
2803     NSString *section;
2804
2805     _profile(Package$visible$section)
2806         section = [self section];
2807     _end
2808
2809     _profile(Package$visible$isSectionVisible)
2810         if (!isSectionVisible(section))
2811             return false;
2812     _end
2813
2814     return true;
2815 }
2816
2817 - (BOOL) half {
2818     unsigned char current(iterator_->CurrentState);
2819     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2820 }
2821
2822 - (BOOL) halfConfigured {
2823     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2824 }
2825
2826 - (BOOL) halfInstalled {
2827     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2828 }
2829
2830 - (BOOL) hasMode {
2831     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2832     return state.Mode != pkgDepCache::ModeKeep;
2833 }
2834
2835 - (NSString *) mode {
2836     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2837
2838     switch (state.Mode) {
2839         case pkgDepCache::ModeDelete:
2840             if ((state.iFlags & pkgDepCache::Purge) != 0)
2841                 return @"PURGE";
2842             else
2843                 return @"REMOVE";
2844         case pkgDepCache::ModeKeep:
2845             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2846                 return @"REINSTALL";
2847             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2848                 return nil;*/
2849             else
2850                 return nil;
2851         case pkgDepCache::ModeInstall:
2852             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2853                 return @"REINSTALL";
2854             else*/ switch (state.Status) {
2855                 case -1:
2856                     return @"DOWNGRADE";
2857                 case 0:
2858                     return @"INSTALL";
2859                 case 1:
2860                     return @"UPGRADE";
2861                 case 2:
2862                     return @"NEW_INSTALL";
2863                 _nodefault
2864             }
2865         _nodefault
2866     }
2867 }
2868
2869 - (NSString *) id {
2870     return id_;
2871 }
2872
2873 - (NSString *) name {
2874     return name_.empty() ? id_ : name_;
2875 }
2876
2877 - (UIImage *) icon {
2878     NSString *section = [self simpleSection];
2879
2880     UIImage *icon(nil);
2881     if (parsed_ != NULL)
2882         if (NSString *href = parsed_->icon_)
2883             if ([href hasPrefix:@"file:///"])
2884                 // XXX: correct escaping
2885                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2886     if (icon == nil) if (section != nil)
2887         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2888     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2889         if ([dicon hasPrefix:@"file:///"])
2890             // XXX: correct escaping
2891             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2892     if (icon == nil)
2893         icon = [UIImage applicationImageNamed:@"unknown.png"];
2894     return icon;
2895 }
2896
2897 - (NSString *) homepage {
2898     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2899 }
2900
2901 - (NSString *) depiction {
2902     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2903 }
2904
2905 - (Address *) sponsor {
2906     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2907 }
2908
2909 - (Address *) author {
2910     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2911 }
2912
2913 - (NSString *) support {
2914     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2915 }
2916
2917 - (NSArray *) files {
2918     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2919     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2920
2921     std::ifstream fin;
2922     fin.open([path UTF8String]);
2923     if (!fin.is_open())
2924         return nil;
2925
2926     std::string line;
2927     while (std::getline(fin, line))
2928         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2929
2930     return files;
2931 }
2932
2933 - (NSArray *) warnings {
2934     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2935     const char *name(iterator_.Name());
2936
2937     size_t length(strlen(name));
2938     if (length < 2) invalid:
2939         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2940     else for (size_t i(0); i != length; ++i)
2941         if (
2942             /* XXX: technically this is not allowed */
2943             (name[i] < 'A' || name[i] > 'Z') &&
2944             (name[i] < 'a' || name[i] > 'z') &&
2945             (name[i] < '0' || name[i] > '9') &&
2946             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2947         ) goto invalid;
2948
2949     if (strcmp(name, "cydia") != 0) {
2950         bool cydia = false;
2951         bool user = false;
2952         bool _private = false;
2953         bool stash = false;
2954
2955         bool repository = [[self section] isEqualToString:@"Repositories"];
2956
2957         if (NSArray *files = [self files])
2958             for (NSString *file in files)
2959                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2960                     cydia = true;
2961                 else if (!user && [file isEqualToString:@"/User"])
2962                     user = true;
2963                 else if (!_private && [file isEqualToString:@"/private"])
2964                     _private = true;
2965                 else if (!stash && [file isEqualToString:@"/var/stash"])
2966                     stash = true;
2967
2968         /* XXX: this is not sensitive enough. only some folders are valid. */
2969         if (cydia && !repository)
2970             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2971         if (user)
2972             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2973         if (_private)
2974             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2975         if (stash)
2976             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2977     }
2978
2979     return [warnings count] == 0 ? nil : warnings;
2980 }
2981
2982 - (NSArray *) applications {
2983     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2984
2985     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2986
2987     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2988     if (NSArray *files = [self files])
2989         for (NSString *file in files)
2990             if (application_r(file)) {
2991                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2992                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2993                 if ([id isEqualToString:me])
2994                     continue;
2995
2996                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2997                 if (display == nil)
2998                     display = application_r[1];
2999
3000                 NSString *bundle([file stringByDeletingLastPathComponent]);
3001                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3002                 if (icon == nil || [icon length] == 0)
3003                     icon = @"icon.png";
3004                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3005
3006                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3007                 [applications addObject:application];
3008
3009                 [application addObject:id];
3010                 [application addObject:display];
3011                 [application addObject:url];
3012             }
3013
3014     return [applications count] == 0 ? nil : applications;
3015 }
3016
3017 - (Source *) source {
3018     if (source_ == nil) {
3019         @synchronized (database_) {
3020             if ([database_ era] != era_ || file_.end())
3021                 source_ = (Source *) [NSNull null];
3022             else
3023                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
3024         }
3025     }
3026
3027     return source_ == (Source *) [NSNull null] ? nil : source_;
3028 }
3029
3030 - (BOOL) matches:(NSString *)text {
3031     if (text == nil)
3032         return NO;
3033
3034     NSRange range;
3035
3036     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
3037     if (range.location != NSNotFound)
3038         return YES;
3039
3040     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
3041     if (range.location != NSNotFound)
3042         return YES;
3043
3044     [self parse];
3045
3046     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
3047     if (range.location != NSNotFound)
3048         return YES;
3049
3050     return NO;
3051 }
3052
3053 - (bool) hasSupportingRole {
3054     if (role_ == 0)
3055         return true;
3056     if (role_ == 1)
3057         return true;
3058     if ([Role_ isEqualToString:@"User"])
3059         return false;
3060     if (role_ == 2)
3061         return true;
3062     if ([Role_ isEqualToString:@"Hacker"])
3063         return false;
3064     if (role_ == 3)
3065         return true;
3066     if ([Role_ isEqualToString:@"Developer"])
3067         return false;
3068     _assert(false);
3069 }
3070
3071 - (BOOL) hasTag:(NSString *)tag {
3072     return tags_ == nil ? NO : [tags_ containsObject:tag];
3073 }
3074
3075 - (NSString *) primaryPurpose {
3076     for (NSString *tag in tags_)
3077         if ([tag hasPrefix:@"purpose::"])
3078             return [tag substringFromIndex:9];
3079     return nil;
3080 }
3081
3082 - (NSArray *) purposes {
3083     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3084     for (NSString *tag in tags_)
3085         if ([tag hasPrefix:@"purpose::"])
3086             [purposes addObject:[tag substringFromIndex:9]];
3087     return [purposes count] == 0 ? nil : purposes;
3088 }
3089
3090 - (bool) isCommercial {
3091     return [self hasTag:@"cydia::commercial"];
3092 }
3093
3094 - (void) setIndex:(size_t)index {
3095     if (metadata_->index_ != index)
3096         metadata_->index_ = index;
3097 }
3098
3099 - (CYString &) cyname {
3100     return name_.empty() ? id_ : name_;
3101 }
3102
3103 - (uint32_t) compareBySection:(NSArray *)sections {
3104     NSString *section([self section]);
3105     for (size_t i(0), e([sections count]); i != e; ++i) {
3106         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3107             return i;
3108     }
3109
3110     return _not(uint32_t);
3111 }
3112
3113 - (void) clear {
3114 @synchronized (database_) {
3115     pkgProblemResolver *resolver = [database_ resolver];
3116     resolver->Clear(iterator_);
3117
3118     pkgCacheFile &cache([database_ cache]);
3119     cache->SetReInstall(iterator_, false);
3120     cache->MarkKeep(iterator_, false);
3121 } }
3122
3123 - (void) install {
3124 @synchronized (database_) {
3125     pkgProblemResolver *resolver = [database_ resolver];
3126     resolver->Clear(iterator_);
3127     resolver->Protect(iterator_);
3128
3129     pkgCacheFile &cache([database_ cache]);
3130     cache->SetReInstall(iterator_, false);
3131     cache->MarkInstall(iterator_, false);
3132
3133     pkgDepCache::StateCache &state((*cache)[iterator_]);
3134     if (!state.Install())
3135         cache->SetReInstall(iterator_, true);
3136 } }
3137
3138 - (void) remove {
3139 @synchronized (database_) {
3140     pkgProblemResolver *resolver = [database_ resolver];
3141     resolver->Clear(iterator_);
3142     resolver->Remove(iterator_);
3143     resolver->Protect(iterator_);
3144
3145     pkgCacheFile &cache([database_ cache]);
3146     cache->SetReInstall(iterator_, false);
3147     cache->MarkDelete(iterator_, true);
3148 } }
3149
3150 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3151     _profile(Package$isUnfilteredAndSearchedForBy)
3152         bool value(true);
3153
3154         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3155             value &= [self unfiltered];
3156         _end
3157
3158         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3159             value &= [self matches:search];
3160         _end
3161
3162         return value;
3163     _end
3164 }
3165
3166 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3167     if ([search length] == 0)
3168         return false;
3169
3170     _profile(Package$isUnfilteredAndSelectedForBy)
3171         bool value(true);
3172
3173         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3174             value &= [self unfiltered];
3175         _end
3176
3177         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3178             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3179         _end
3180
3181         return value;
3182     _end
3183 }
3184
3185 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3186     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3187 }
3188
3189 - (bool) isVisibleInSection:(NSString *)name {
3190     NSString *section([self section]);
3191
3192     return (
3193         name == nil ||
3194         section == nil && [name length] == 0 ||
3195         [name isEqualToString:section]
3196     ) && [self visible];
3197 }
3198
3199 - (bool) isVisibleInSource:(Source *)source {
3200     return [self source] == source && [self visible];
3201 }
3202
3203 @end
3204 /* }}} */
3205 /* Section Class {{{ */
3206 @interface Section : NSObject {
3207     NSString *name_;
3208     unichar index_;
3209     size_t row_;
3210     size_t count_;
3211     NSString *localized_;
3212 }
3213
3214 - (NSComparisonResult) compareByLocalized:(Section *)section;
3215 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3216 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3217 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3218 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3219 - (NSString *) name;
3220 - (unichar) index;
3221
3222 - (size_t) row;
3223 - (size_t) count;
3224
3225 - (void) addToRow;
3226 - (void) addToCount;
3227
3228 - (void) setCount:(size_t)count;
3229 - (NSString *) localized;
3230
3231 @end
3232
3233 @implementation Section
3234
3235 - (void) dealloc {
3236     [name_ release];
3237     if (localized_ != nil)
3238         [localized_ release];
3239     [super dealloc];
3240 }
3241
3242 - (NSComparisonResult) compareByLocalized:(Section *)section {
3243     NSString *lhs(localized_);
3244     NSString *rhs([section localized]);
3245
3246     /*if ([lhs length] != 0 && [rhs length] != 0) {
3247         unichar lhc = [lhs characterAtIndex:0];
3248         unichar rhc = [rhs characterAtIndex:0];
3249
3250         if (isalpha(lhc) && !isalpha(rhc))
3251             return NSOrderedAscending;
3252         else if (!isalpha(lhc) && isalpha(rhc))
3253             return NSOrderedDescending;
3254     }*/
3255
3256     return [lhs compare:rhs options:LaxCompareOptions_];
3257 }
3258
3259 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3260     if ((self = [self initWithName:name localize:NO]) != nil) {
3261         if (localized != nil)
3262             localized_ = [localized retain];
3263     } return self;
3264 }
3265
3266 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3267     return [self initWithName:name row:0 localize:localize];
3268 }
3269
3270 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3271     if ((self = [super init]) != nil) {
3272         name_ = [name retain];
3273         index_ = '\0';
3274         row_ = row;
3275         if (localize)
3276             localized_ = [LocalizeSection(name_) retain];
3277     } return self;
3278 }
3279
3280 /* XXX: localize the index thingees */
3281 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3282     if ((self = [super init]) != nil) {
3283         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3284         index_ = index;
3285         row_ = row;
3286     } return self;
3287 }
3288
3289 - (NSString *) name {
3290     return name_;
3291 }
3292
3293 - (unichar) index {
3294     return index_;
3295 }
3296
3297 - (size_t) row {
3298     return row_;
3299 }
3300
3301 - (size_t) count {
3302     return count_;
3303 }
3304
3305 - (void) addToRow {
3306     ++row_;
3307 }
3308
3309 - (void) addToCount {
3310     ++count_;
3311 }
3312
3313 - (void) setCount:(size_t)count {
3314     count_ = count;
3315 }
3316
3317 - (NSString *) localized {
3318     return localized_;
3319 }
3320
3321 @end
3322 /* }}} */
3323
3324 static NSString *Colon_;
3325 static NSString *Elision_;
3326 static NSString *Error_;
3327 static NSString *Warning_;
3328
3329 /* Database Implementation {{{ */
3330 @implementation Database
3331
3332 + (Database *) sharedInstance {
3333     static Database *instance;
3334     if (instance == nil)
3335         instance = [[Database alloc] init];
3336     return instance;
3337 }
3338
3339 - (unsigned) era {
3340     return era_;
3341 }
3342
3343 - (void) releasePackages {
3344     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3345     CFArrayRemoveAllValues(packages_);
3346 }
3347
3348 - (void) dealloc {
3349     // XXX: actually implement this thing
3350     _assert(false);
3351     [sourceList_ release];
3352     [self releasePackages];
3353     apr_pool_destroy(pool_);
3354     NSRecycleZone(zone_);
3355     [super dealloc];
3356 }
3357
3358 - (void) _readCydia:(NSNumber *)fd { _pooled
3359     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3360     std::istream is(&ib);
3361     std::string line;
3362
3363     static Pcre finish_r("^finish:([^:]*)$");
3364
3365     while (std::getline(is, line)) {
3366         const char *data(line.c_str());
3367         size_t size = line.size();
3368         lprintf("C:%s\n", data);
3369
3370         if (finish_r(data, size)) {
3371             NSString *finish = finish_r[1];
3372             int index = [Finishes_ indexOfObject:finish];
3373             if (index != INT_MAX && index > Finish_)
3374                 Finish_ = index;
3375         }
3376     }
3377
3378     _assume(false);
3379 }
3380
3381 - (void) _readStatus:(NSNumber *)fd { _pooled
3382     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3383     std::istream is(&ib);
3384     std::string line;
3385
3386     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3387     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3388
3389     while (std::getline(is, line)) {
3390         const char *data(line.c_str());
3391         size_t size(line.size());
3392         lprintf("S:%s\n", data);
3393
3394         if (conffile_r(data, size)) {
3395             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3396             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3397         } else if (strncmp(data, "status: ", 8) == 0) {
3398             // status: <package>: {unpacked,half-configured,installed}
3399             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:@"STATUS"]);
3400             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3401         } else if (strncmp(data, "processing: ", 12) == 0) {
3402             // processing: configure: config-test
3403             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:@"STATUS"]);
3404             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3405         } else if (pmstatus_r(data, size)) {
3406             std::string type([pmstatus_r[1] UTF8String]);
3407
3408             NSString *package = pmstatus_r[2];
3409             if ([package isEqualToString:@"dpkg-exec"])
3410                 package = nil;
3411
3412             float percent([pmstatus_r[3] floatValue]);
3413             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3414
3415             NSString *string = pmstatus_r[4];
3416
3417             if (type == "pmerror") {
3418                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"ERROR" forPackage:package]);
3419                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3420             } else if (type == "pmstatus") {
3421                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"STATUS" forPackage:package]);
3422                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3423             } else if (type == "pmconffile")
3424                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3425             else
3426                 lprintf("E:unknown pmstatus\n");
3427         } else
3428             lprintf("E:unknown status\n");
3429     }
3430
3431     _assume(false);
3432 }
3433
3434 - (void) _readOutput:(NSNumber *)fd { _pooled
3435     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3436     std::istream is(&ib);
3437     std::string line;
3438
3439     while (std::getline(is, line)) {
3440         lprintf("O:%s\n", line.c_str());
3441
3442         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:@"INFORMATION"]);
3443         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3444     }
3445
3446     _assume(false);
3447 }
3448
3449 - (FILE *) input {
3450     return input_;
3451 }
3452
3453 - (Package *) packageWithName:(NSString *)name {
3454 @synchronized (self) {
3455     if (static_cast<pkgDepCache *>(cache_) == NULL)
3456         return nil;
3457     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3458     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3459 } }
3460
3461 - (id) init {
3462     if ((self = [super init]) != nil) {
3463         policy_ = NULL;
3464         records_ = NULL;
3465         resolver_ = NULL;
3466         fetcher_ = NULL;
3467         lock_ = NULL;
3468
3469         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3470         apr_pool_create(&pool_, NULL);
3471
3472         size_t capacity(MetaFile_->active_);
3473         if (capacity == 0)
3474             capacity = 16384;
3475         else
3476             capacity += 1024;
3477
3478         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3479         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3480
3481         int fds[2];
3482
3483         _assert(pipe(fds) != -1);
3484         cydiafd_ = fds[1];
3485
3486         _config->Set("APT::Keep-Fds::", cydiafd_);
3487         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3488
3489         [NSThread
3490             detachNewThreadSelector:@selector(_readCydia:)
3491             toTarget:self
3492             withObject:[NSNumber numberWithInt:fds[0]]
3493         ];
3494
3495         _assert(pipe(fds) != -1);
3496         statusfd_ = fds[1];
3497
3498         [NSThread
3499             detachNewThreadSelector:@selector(_readStatus:)
3500             toTarget:self
3501             withObject:[NSNumber numberWithInt:fds[0]]
3502         ];
3503
3504         _assert(pipe(fds) != -1);
3505         _assert(dup2(fds[0], 0) != -1);
3506         _assert(close(fds[0]) != -1);
3507
3508         input_ = fdopen(fds[1], "a");
3509
3510         _assert(pipe(fds) != -1);
3511         _assert(dup2(fds[1], 1) != -1);
3512         _assert(close(fds[1]) != -1);
3513
3514         [NSThread
3515             detachNewThreadSelector:@selector(_readOutput:)
3516             toTarget:self
3517             withObject:[NSNumber numberWithInt:fds[0]]
3518         ];
3519     } return self;
3520 }
3521
3522 - (pkgCacheFile &) cache {
3523     return cache_;
3524 }
3525
3526 - (pkgDepCache::Policy *) policy {
3527     return policy_;
3528 }
3529
3530 - (pkgRecords *) records {
3531     return records_;
3532 }
3533
3534 - (pkgProblemResolver *) resolver {
3535     return resolver_;
3536 }
3537
3538 - (pkgAcquire &) fetcher {
3539     return *fetcher_;
3540 }
3541
3542 - (pkgSourceList &) list {
3543     return *list_;
3544 }
3545
3546 - (NSArray *) packages {
3547     return (NSArray *) packages_;
3548 }
3549
3550 - (NSArray *) sources {
3551     return sourceList_;
3552 }
3553
3554 - (Source *) sourceWithKey:(NSString *)key {
3555     for (Source *source in [self sources]) {
3556         if ([[source key] isEqualToString:key])
3557             return source;
3558     } return nil;
3559 }
3560
3561 - (bool) popErrorWithTitle:(NSString *)title {
3562     bool fatal(false);
3563
3564     while (!_error->empty()) {
3565         std::string error;
3566         bool warning(!_error->PopMessage(error));
3567         if (!warning)
3568             fatal = true;
3569
3570         for (;;) {
3571             size_t size(error.size());
3572             if (size == 0 || error[size - 1] != '\n')
3573                 break;
3574             error.resize(size - 1);
3575         }
3576
3577         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3578
3579         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3580     }
3581
3582     return fatal;
3583 }
3584
3585 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3586     return [self popErrorWithTitle:title] || !success;
3587 }
3588
3589 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3590 @synchronized (self) {
3591     ++era_;
3592
3593     [self releasePackages];
3594
3595     sourceMap_.clear();
3596     [sourceList_ removeAllObjects];
3597
3598     _error->Discard();
3599
3600     delete list_;
3601     list_ = NULL;
3602     manager_ = NULL;
3603     delete lock_;
3604     lock_ = NULL;
3605     delete fetcher_;
3606     fetcher_ = NULL;
3607     delete resolver_;
3608     resolver_ = NULL;
3609     delete records_;
3610     records_ = NULL;
3611     delete policy_;
3612     policy_ = NULL;
3613
3614     cache_.Close();
3615
3616     apr_pool_clear(pool_);
3617
3618     NSRecycleZone(zone_);
3619     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3620
3621     int chk(creat("/tmp/cydia.chk", 0644));
3622     if (chk != -1)
3623         close(chk);
3624
3625     if (invocation != nil)
3626         [invocation invoke];
3627
3628     NSString *title(UCLocalize("DATABASE"));
3629
3630     _trace();
3631     OpProgress progress;
3632     while (!cache_.Open(progress, true)) { pop:
3633         std::string error;
3634         bool warning(!_error->PopMessage(error));
3635         lprintf("cache_.Open():[%s]\n", error.c_str());
3636
3637         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3638             [delegate_ repairWithSelector:@selector(configure)];
3639         else if (error == "The package lists or status file could not be parsed or opened.")
3640             [delegate_ repairWithSelector:@selector(update)];
3641         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3642         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3643         // else if (error == "Malformed Status line")
3644         // else if (error == "The list of sources could not be read.")
3645         else {
3646             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3647             return;
3648         }
3649
3650         if (warning)
3651             goto pop;
3652         _error->Discard();
3653     }
3654     _trace();
3655
3656     unlink("/tmp/cydia.chk");
3657
3658     now_ = [[NSDate date] timeIntervalSince1970];
3659
3660     policy_ = new pkgDepCache::Policy();
3661     records_ = new pkgRecords(cache_);
3662     resolver_ = new pkgProblemResolver(cache_);
3663     fetcher_ = new pkgAcquire(&status_);
3664     lock_ = NULL;
3665
3666     list_ = new pkgSourceList();
3667     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3668         return;
3669
3670     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3671         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:@"ERROR"] forTask:title];
3672         return;
3673     }
3674
3675     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3676         return;
3677
3678     if (cache_->BrokenCount() != 0) {
3679         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3680             return;
3681
3682         if (cache_->BrokenCount() != 0) {
3683             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:@"ERROR"] forTask:title];
3684             return;
3685         }
3686
3687         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3688             return;
3689     }
3690
3691     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3692         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3693         [sourceList_ addObject:object];
3694
3695         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3696         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3697             // XXX: this could be more intelligent
3698             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3699                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3700                 if (!cached.end())
3701                     sourceMap_[cached->ID] = object;
3702             }
3703     }
3704
3705     {
3706         /*std::vector<Package *> packages;
3707         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3708         [packages_ release];
3709         packages_ = nil;*/
3710
3711         _trace();
3712
3713         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3714             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3715                 //packages.push_back(package);
3716                 CFArrayAppendValue(packages_, [package retain]);
3717
3718         _trace();
3719
3720         /*if (packages.empty())
3721             packages_ = [[NSArray alloc] init];
3722         else
3723             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3724         _trace();*/
3725
3726         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3727         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3728         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3729
3730         /*_trace();
3731         PrintTimes();
3732         _trace();*/
3733
3734         _trace();
3735
3736         /*if (!packages.empty())
3737             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3738         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3739
3740         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3741
3742         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3743
3744         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3745
3746         _trace();
3747
3748         size_t count(CFArrayGetCount(packages_));
3749         MetaFile_->active_ = count;
3750
3751         for (size_t index(0); index != count; ++index)
3752             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3753
3754         _trace();
3755     }
3756 } } CYPoolEnd() _trace(); }
3757
3758 - (void) clear {
3759 @synchronized (self) {
3760     delete resolver_;
3761     resolver_ = new pkgProblemResolver(cache_);
3762
3763     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3764         if (!cache_[iterator].Keep())
3765             cache_->MarkKeep(iterator, false);
3766         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3767             cache_->SetReInstall(iterator, false);
3768 } }
3769
3770 - (void) configure {
3771     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3772     _trace();
3773     system([dpkg UTF8String]);
3774     _trace();
3775 }
3776
3777 - (bool) clean {
3778     // XXX: I don't remember this condition
3779     if (lock_ != NULL)
3780         return false;
3781
3782     FileFd Lock;
3783     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3784
3785     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3786
3787     if ([self popErrorWithTitle:title])
3788         return false;
3789
3790     pkgAcquire fetcher;
3791     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3792
3793     class LogCleaner :
3794         public pkgArchiveCleaner
3795     {
3796       protected:
3797         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3798             unlink(File);
3799         }
3800     } cleaner;
3801
3802     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3803         return false;
3804
3805     return true;
3806 }
3807
3808 - (bool) prepare {
3809     fetcher_->Shutdown();
3810
3811     pkgRecords records(cache_);
3812
3813     lock_ = new FileFd();
3814     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3815
3816     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3817
3818     if ([self popErrorWithTitle:title])
3819         return false;
3820
3821     pkgSourceList list;
3822     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3823         return false;
3824
3825     manager_ = (_system->CreatePM(cache_));
3826     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3827         return false;
3828
3829     return true;
3830 }
3831
3832 - (void) perform {
3833     bool substrate(RestartSubstrate_);
3834     RestartSubstrate_ = false;
3835
3836     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3837
3838     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3839         pkgSourceList list;
3840         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3841             return;
3842         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3843             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3844     }
3845
3846     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3847
3848     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3849         _trace();
3850         [self popErrorWithTitle:title];
3851         return;
3852     }
3853
3854     bool failed = false;
3855     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3856         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3857             continue;
3858         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3859             continue;
3860
3861         failed = true;
3862     }
3863
3864     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3865
3866     if (failed) {
3867         _trace();
3868         return;
3869     }
3870
3871     if (substrate)
3872         RestartSubstrate_ = true;
3873
3874     _system->UnLock();
3875     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3876
3877     if (_error->PendingError()) {
3878         _trace();
3879         return;
3880     }
3881
3882     if (result == pkgPackageManager::Failed) {
3883         _trace();
3884         return;
3885     }
3886
3887     if (result != pkgPackageManager::Completed) {
3888         _trace();
3889         return;
3890     }
3891
3892     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3893         pkgSourceList list;
3894         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3895             return;
3896         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3897             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3898     }
3899
3900     if (![before isEqualToArray:after])
3901         [self update];
3902 }
3903
3904 - (bool) upgrade {
3905     NSString *title(UCLocalize("UPGRADE"));
3906     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3907         return false;
3908     return true;
3909 }
3910
3911 - (void) update {
3912     [self updateWithStatus:status_];
3913 }
3914
3915 - (void) updateWithStatus:(Status &)status {
3916     NSString *title(UCLocalize("REFRESHING_DATA"));
3917
3918     pkgSourceList list;
3919     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3920         return;
3921
3922     FileFd lock;
3923     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3924     if ([self popErrorWithTitle:title])
3925         return;
3926
3927     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3928
3929     bool success(ListUpdate(status, list, PulseInterval_));
3930     if (status.WasCancelled())
3931         _error->Discard();
3932     else
3933         [self popErrorWithTitle:title forOperation:success];
3934
3935     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3936
3937     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3938     Changed_ = true;
3939 }
3940
3941 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3942     delegate_ = delegate;
3943 }
3944
3945 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3946     progress_ = delegate;
3947     status_.setDelegate(delegate);
3948 }
3949
3950 - (NSObject<ProgressDelegate> *) progressDelegate {
3951     return progress_;
3952 }
3953
3954 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3955     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3956     return i == sourceMap_.end() ? nil : i->second;
3957 }
3958
3959 - (NSString *) mappedSectionForPointer:(const char *)section {
3960     _H<NSString> *mapped;
3961
3962     _profile(Database$mappedSectionForPointer$Cache)
3963         mapped = &sections_[section];
3964     _end
3965
3966     if (*mapped == NULL) {
3967         size_t length(strlen(section));
3968         char spaced[length + 1];
3969
3970         _profile(Database$mappedSectionForPointer$Replace)
3971             for (size_t index(0); index != length; ++index)
3972                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3973             spaced[length] = '\0';
3974         _end
3975
3976         NSString *string;
3977
3978         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3979             string = [NSString stringWithUTF8String:spaced];
3980         _end
3981
3982         _profile(Database$mappedSectionForPointer$Map)
3983             string = [SectionMap_ objectForKey:string] ?: string;
3984         _end
3985
3986         *mapped = string;
3987     } return *mapped;
3988 }
3989
3990 @end
3991 /* }}} */
3992
3993 /* Web Scripting {{{ */
3994 @interface CydiaObject : NSObject {
3995     id indirect_;
3996     _transient id delegate_;
3997 }
3998
3999 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4000
4001 @end
4002
4003 @implementation CydiaObject
4004
4005 - (void) dealloc {
4006     [indirect_ release];
4007     [super dealloc];
4008 }
4009
4010 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4011     if ((self = [super init]) != nil) {
4012         indirect_ = [indirect retain];
4013     } return self;
4014 }
4015
4016 - (void) setDelegate:(id)delegate {
4017     delegate_ = delegate;
4018 }
4019
4020 + (NSArray *) _attributeKeys {
4021     return [NSArray arrayWithObjects:
4022         @"device",
4023         @"ecid",
4024         @"firmware",
4025         @"hostname",
4026         @"idiom",
4027         @"model",
4028         @"plmn",
4029         @"role",
4030         @"serial",
4031         @"token",
4032         @"version",
4033     nil];
4034 }
4035
4036 - (NSArray *) attributeKeys {
4037     return [[self class] _attributeKeys];
4038 }
4039
4040 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4041     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4042 }
4043
4044 - (NSString *) version {
4045     return @ Cydia_;
4046 }
4047
4048 - (NSString *) device {
4049     return [[UIDevice currentDevice] uniqueIdentifier];
4050 }
4051
4052 - (NSString *) firmware {
4053     return [[UIDevice currentDevice] systemVersion];
4054 }
4055
4056 - (NSString *) hostname {
4057     return [[UIDevice currentDevice] name];
4058 }
4059
4060 - (NSString *) idiom {
4061     return (id) Idiom_ ?: [NSNull null];
4062 }
4063
4064 - (NSString *) plmn {
4065     return (id) PLMN_ ?: [NSNull null];
4066 }
4067
4068 - (NSString *) ecid {
4069     return (id) ChipID_ ?: [NSNull null];
4070 }
4071
4072 - (NSString *) serial {
4073     return SerialNumber_;
4074 }
4075
4076 - (NSString *) role {
4077     return (id) Role_ ?: [NSNull null];
4078 }
4079
4080 - (NSString *) model {
4081     return [NSString stringWithUTF8String:Machine_];
4082 }
4083
4084 - (NSString *) token {
4085     return (id) Token_ ?: [NSNull null];
4086 }
4087
4088 + (NSString *) webScriptNameForSelector:(SEL)selector {
4089     if (false);
4090     else if (selector == @selector(addTrivialSource:))
4091         return @"addTrivialSource";
4092     else if (selector == @selector(close))
4093         return @"close";
4094     else if (selector == @selector(du:))
4095         return @"du";
4096     else if (selector == @selector(stringWithFormat:arguments:))
4097         return @"format";
4098     else if (selector == @selector(getAllSources))
4099         return @"getAllSourcs";
4100     else if (selector == @selector(getKernelNumber:))
4101         return @"getKernelNumber";
4102     else if (selector == @selector(getKernelString:))
4103         return @"getKernelString";
4104     else if (selector == @selector(getInstalledPackages))
4105         return @"getInstalledPackages";
4106     else if (selector == @selector(getPackageById:))
4107         return @"getPackageById";
4108     else if (selector == @selector(installPackages:))
4109         return @"installPackages";
4110     else if (selector == @selector(localizedStringForKey:value:table:))
4111         return @"localize";
4112     else if (selector == @selector(refreshSources))
4113         return @"refreshSources";
4114     else if (selector == @selector(removeButton))
4115         return @"removeButton";
4116     else if (selector == @selector(scrollToBottom:))
4117         return @"scrollToBottom";
4118     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4119         return @"setButtonImage";
4120     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4121         return @"setButtonTitle";
4122     else if (selector == @selector(setHidesBackButton:))
4123         return @"setHidesBackButton";
4124     else if (selector == @selector(setHidesNavigationBar:))
4125         return @"setHidesNavigationBar";
4126     else if (selector == @selector(setNavigationBarStyle:))
4127         return @"setNavigationBarStyle";
4128     else if (selector == @selector(setPopupHook:))
4129         return @"setPopupHook";
4130     else if (selector == @selector(setToken:))
4131         return @"setToken";
4132     else if (selector == @selector(setViewportWidth:))
4133         return @"setViewportWidth";
4134     else if (selector == @selector(statfs:))
4135         return @"statfs";
4136     else if (selector == @selector(supports:))
4137         return @"supports";
4138     else
4139         return nil;
4140 }
4141
4142 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4143     return [self webScriptNameForSelector:selector] == nil;
4144 }
4145
4146 - (BOOL) supports:(NSString *)feature {
4147     return [feature isEqualToString:@"window.open"];
4148 }
4149
4150 - (NSNumber *) getKernelNumber:(NSString *)name {
4151     const char *string([name UTF8String]);
4152
4153     size_t size;
4154     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4155         return (id) [NSNull null];
4156
4157     if (size != sizeof(int))
4158         return (id) [NSNull null];
4159
4160     int value;
4161     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4162         return (id) [NSNull null];
4163
4164     return [NSNumber numberWithInt:value];
4165 }
4166
4167 - (NSString *) getKernelString:(NSString *)name {
4168     const char *string([name UTF8String]);
4169
4170     size_t size;
4171     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4172         return (id) [NSNull null];
4173
4174     char value[size + 1];
4175     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4176         return (id) [NSNull null];
4177
4178     // XXX: just in case you request something ludicrous
4179     value[size] = '\0';
4180
4181     return [NSString stringWithCString:value];
4182 }
4183
4184 - (void) addTrivialSource:(NSString *)href {
4185     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4186 }
4187
4188 - (void) refreshSources {
4189     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4190 }
4191
4192 - (NSArray *) getAllSources {
4193     return [[Database sharedInstance] sources];
4194 }
4195
4196 - (NSArray *) getInstalledPackages {
4197     Database *database([Database sharedInstance]);
4198 @synchronized (database) {
4199     NSArray *packages([database packages]);
4200     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4201     for (Package *package in packages)
4202         if (![package uninstalled])
4203             [installed addObject:package];
4204     return installed;
4205 } }
4206
4207 - (Package *) getPackageById:(NSString *)id {
4208     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4209         [package parse];
4210         return package;
4211     } else
4212         return (Package *) [NSNull null];
4213 }
4214
4215 - (NSArray *) statfs:(NSString *)path {
4216     struct statfs stat;
4217
4218     if (path == nil || statfs([path UTF8String], &stat) == -1)
4219         return nil;
4220
4221     return [NSArray arrayWithObjects:
4222         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4223         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4224         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4225     nil];
4226 }
4227
4228 - (NSNumber *) du:(NSString *)path {
4229     NSNumber *value(nil);
4230
4231     int fds[2];
4232     _assert(pipe(fds) != -1);
4233
4234     pid_t pid(ExecFork());
4235     if (pid == 0) {
4236         _assert(dup2(fds[1], 1) != -1);
4237         _assert(close(fds[0]) != -1);
4238         _assert(close(fds[1]) != -1);
4239         /* XXX: this should probably not use du */
4240         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4241         exit(1);
4242         _assert(false);
4243     }
4244
4245     _assert(close(fds[1]) != -1);
4246
4247     if (FILE *du = fdopen(fds[0], "r")) {
4248         char line[1024];
4249         while (fgets(line, sizeof(line), du) != NULL) {
4250             size_t length(strlen(line));
4251             while (length != 0 && line[length - 1] == '\n')
4252                 line[--length] = '\0';
4253             if (char *tab = strchr(line, '\t')) {
4254                 *tab = '\0';
4255                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4256             }
4257         }
4258
4259         fclose(du);
4260     } else _assert(close(fds[0]));
4261
4262     int status;
4263   wait:
4264     if (waitpid(pid, &status, 0) == -1)
4265         if (errno == EINTR)
4266             goto wait;
4267         else _assert(false);
4268
4269     return value;
4270 }
4271
4272 - (void) close {
4273     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4274 }
4275
4276 - (void) installPackages:(NSArray *)packages {
4277     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4278 }
4279
4280 - (void) removeButton {
4281     [indirect_ removeButton];
4282 }
4283
4284 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4285     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4286 }
4287
4288 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4289     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4290 }
4291
4292 - (void) setHidesBackButton:(NSString *)value {
4293     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4294 }
4295
4296 - (void) setHidesNavigationBar:(NSString *)value {
4297     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4298 }
4299
4300 - (void) setNavigationBarStyle:(NSString *)value {
4301     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4302 }
4303
4304 - (void) _setToken:(NSString *)token {
4305     Token_ = token;
4306
4307     if (token == nil)
4308         [Metadata_ removeObjectForKey:@"Token"];
4309     else
4310         [Metadata_ setObject:Token_ forKey:@"Token"];
4311
4312     Changed_ = true;
4313 }
4314
4315 - (void) setToken:(NSString *)token {
4316     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4317 }
4318
4319 - (void) setPopupHook:(id)function {
4320     [indirect_ setPopupHook:function];
4321 }
4322
4323 - (void) scrollToBottom:(NSNumber *)animated {
4324     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4325 }
4326
4327 - (void) setViewportWidth:(float)width {
4328     [indirect_ setViewportWidthOnMainThread:width];
4329 }
4330
4331 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4332     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4333     unsigned count([arguments count]);
4334     id values[count];
4335     for (unsigned i(0); i != count; ++i)
4336         values[i] = [arguments objectAtIndex:i];
4337     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4338 }
4339
4340 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4341     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4342         value = nil;
4343     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4344         table = nil;
4345     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4346 }
4347
4348 @end
4349 /* }}} */
4350
4351 /* @ Loading... Indicator {{{ */
4352 @interface CYLoadingIndicator : UIView {
4353     _H<UIActivityIndicatorView> spinner_;
4354     _H<UILabel> label_;
4355     _H<UIView> container_;
4356 }
4357
4358 @property (readonly, nonatomic) UILabel *label;
4359 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4360
4361 @end
4362
4363 @implementation CYLoadingIndicator
4364
4365 - (id) initWithFrame:(CGRect)frame {
4366     if ((self = [super initWithFrame:frame]) != nil) {
4367         container_ = [[[UIView alloc] init] autorelease];
4368         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4369
4370         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4371         [spinner_ startAnimating];
4372         [container_ addSubview:spinner_];
4373
4374         label_ = [[[UILabel alloc] init] autorelease];
4375         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4376         [label_ setBackgroundColor:[UIColor clearColor]];
4377         [label_ setTextColor:[UIColor blackColor]];
4378         [label_ setShadowColor:[UIColor whiteColor]];
4379         [label_ setShadowOffset:CGSizeMake(0, 1)];
4380         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4381         [container_ addSubview:label_];
4382
4383         CGSize viewsize = frame.size;
4384         CGSize spinnersize = [spinner_ bounds].size;
4385         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4386         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4387
4388         CGRect containrect = {
4389             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4390             CGSizeMake(bothwidth, spinnersize.height)
4391         };
4392         CGRect textrect = {
4393             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4394             textsize
4395         };
4396         CGRect spinrect = {
4397             CGPointZero,
4398             spinnersize
4399         };
4400
4401         [container_ setFrame:containrect];
4402         [spinner_ setFrame:spinrect];
4403         [label_ setFrame:textrect];
4404         [self addSubview:container_];
4405     } return self;
4406 }
4407
4408 - (UILabel *) label {
4409     return label_;
4410 }
4411
4412 - (UIActivityIndicatorView *) activityIndicatorView {
4413     return spinner_;
4414 }
4415
4416 @end
4417 /* }}} */
4418 /* Emulated Loading Controller {{{ */
4419 @interface CYEmulatedLoadingController : CYViewController {
4420     _transient Database *database_;
4421     _H<CYLoadingIndicator> indicator_;
4422     _H<UITabBar> tabbar_;
4423     _H<UINavigationBar> navbar_;
4424 }
4425
4426 @end
4427
4428 @implementation CYEmulatedLoadingController
4429
4430 - (id) initWithDatabase:(Database *)database {
4431     if ((self = [super init]) != nil) {
4432         database_ = database;
4433     } return self;
4434 }
4435
4436 - (void) loadView {
4437     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4438     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4439
4440     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4441     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4442     [[self view] addSubview:indicator_];
4443
4444     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4445     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4446     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4447     [[self view] addSubview:tabbar_];
4448
4449     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4450     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4451     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4452     [[self view] addSubview:navbar_];
4453 }
4454
4455 - (void) releaseSubviews {
4456     indicator_ = nil;
4457     tabbar_ = nil;
4458     navbar_ = nil;
4459 }
4460
4461 @end
4462 /* }}} */
4463
4464 /* Cydia Browser Controller {{{ */
4465 @interface CYBrowserController : BrowserController {
4466     CydiaObject *cydia_;
4467 }
4468
4469 @end
4470
4471 @implementation CYBrowserController
4472
4473 - (void) dealloc {
4474     [cydia_ release];
4475     [super dealloc];
4476 }
4477
4478 - (NSURL *) navigationURL {
4479     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4480 }
4481
4482 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4483 }
4484
4485 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4486     [super webView:view didClearWindowObject:window forFrame:frame];
4487
4488     WebDataSource *source([frame dataSource]);
4489     NSURLResponse *response([source response]);
4490
4491     NSURL *url([response URL]);
4492     NSString *scheme([url scheme]);
4493     NSString *host([url host]);
4494
4495     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4496         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4497         NSDictionary *headers([http allHeaderFields]);
4498         [self setHeaders:headers forHost:host];
4499     }
4500
4501     if (
4502         [host isEqualToString:@"cydia.saurik.com"] ||
4503         [host hasSuffix:@".cydia.saurik.com"] ||
4504         [scheme isEqualToString:@"file"]
4505     )
4506         [window setValue:cydia_ forKey:@"cydia"];
4507 }
4508
4509 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4510     if (System_ != NULL)
4511         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4512     if (Machine_ != NULL)
4513         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4514     if (Token_ != nil)
4515         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4516     if (Role_ != nil)
4517         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4518 }
4519
4520 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4521     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4522     [self _setMoreHeaders:copy];
4523     return copy;
4524 }
4525
4526 - (void) setDelegate:(id)delegate {
4527     [super setDelegate:delegate];
4528     [cydia_ setDelegate:delegate];
4529 }
4530
4531 - (id) init {
4532     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4533         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4534
4535         WebView *webview([[webview_ _documentView] webView]);
4536
4537         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4538
4539         if (Safari_ != nil)
4540             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4541         if (Build_ != nil)
4542             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4543         if (Product_ != nil)
4544             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4545
4546         [webview setApplicationNameForUserAgent:application];
4547     } return self;
4548 }
4549
4550 @end
4551 /* }}} */
4552
4553 // CydiaScript {{{
4554 @interface NSObject (CydiaScript)
4555 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4556 @end
4557
4558 @implementation NSObject (CydiaScript)
4559
4560 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4561     return self;
4562 }
4563
4564 @end
4565
4566 @implementation NSArray (CydiaScript)
4567
4568 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4569     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4570     for (size_t i(0), e([self count]); i != e; ++i)
4571         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4572     return object;
4573 }
4574
4575 @end
4576
4577 @implementation NSDictionary (CydiaScript)
4578
4579 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4580     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4581     for (id i in self)
4582         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4583     return object;
4584 }
4585
4586 @end
4587 // }}}
4588
4589 /* Confirmation Controller {{{ */
4590 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4591     if (!iterator.end())
4592         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4593             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4594                 continue;
4595             pkgCache::PkgIterator package(dep.TargetPkg());
4596             if (package.end())
4597                 continue;
4598             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4599                 return true;
4600         }
4601
4602     return false;
4603 }
4604
4605 @protocol ConfirmationControllerDelegate
4606 - (void) cancelAndClear:(bool)clear;
4607 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4608 - (void) queue;
4609 @end
4610
4611 @interface ConfirmationController : CYBrowserController {
4612     _transient Database *database_;
4613
4614     UIAlertView *essential_;
4615
4616     NSDictionary *changes_;
4617     NSMutableArray *issues_;
4618     NSDictionary *sizes_;
4619
4620     BOOL substrate_;
4621 }
4622
4623 - (id) initWithDatabase:(Database *)database;
4624
4625 @end
4626
4627 @implementation ConfirmationController
4628
4629 - (void) dealloc {
4630     [changes_ release];
4631     [issues_ release];
4632     [sizes_ release];
4633
4634     if (essential_ != nil)
4635         [essential_ release];
4636
4637     [super dealloc];
4638 }
4639
4640 - (void) complete {
4641     if (substrate_)
4642         RestartSubstrate_ = true;
4643     [delegate_ confirmWithNavigationController:[self navigationController]];
4644 }
4645
4646 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4647     NSString *context([alert context]);
4648
4649     if ([context isEqualToString:@"remove"]) {
4650         if (button == [alert cancelButtonIndex])
4651             [self dismissModalViewControllerAnimated:YES];
4652         else if (button == [alert firstOtherButtonIndex]) {
4653             [self complete];
4654         }
4655
4656         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4657     } else if ([context isEqualToString:@"unable"]) {
4658         [self dismissModalViewControllerAnimated:YES];
4659         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4660     } else {
4661         [super alertView:alert clickedButtonAtIndex:button];
4662     }
4663 }
4664
4665 - (void) _doContinue {
4666     [self dismissModalViewControllerAnimated:YES];
4667     [delegate_ cancelAndClear:NO];
4668 }
4669
4670 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4671     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4672     return nil;
4673 }
4674
4675 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4676     [super webView:view didClearWindowObject:window forFrame:frame];
4677
4678     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4679         changes_, @"changes",
4680         issues_, @"issues",
4681         sizes_, @"sizes",
4682         self, @"queue",
4683     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4684 }
4685
4686 - (id) initWithDatabase:(Database *)database {
4687     if ((self = [super init]) != nil) {
4688         database_ = database;
4689
4690         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4691         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4692         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4693         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4694         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4695
4696         bool remove(false);
4697
4698         pkgCacheFile &cache([database_ cache]);
4699         NSArray *packages([database_ packages]);
4700         pkgDepCache::Policy *policy([database_ policy]);
4701
4702         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4703
4704         for (Package *package in packages) {
4705             pkgCache::PkgIterator iterator([package iterator]);
4706             NSString *name([package id]);
4707
4708             if ([package broken]) {
4709                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4710
4711                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4712                     name, @"package",
4713                     reasons, @"reasons",
4714                 nil]];
4715
4716                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4717                 if (ver.end())
4718                     continue;
4719
4720                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4721                     pkgCache::DepIterator start;
4722                     pkgCache::DepIterator end;
4723                     dep.GlobOr(start, end); // ++dep
4724
4725                     if (!cache->IsImportantDep(end))
4726                         continue;
4727                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4728                         continue;
4729
4730                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4731
4732                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4733                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4734                         clauses, @"clauses",
4735                     nil]];
4736
4737                     _forever {
4738                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4739
4740                         pkgCache::PkgIterator target(start.TargetPkg());
4741                         if (target->ProvidesList != 0)
4742                             reason = @"missing";
4743                         else {
4744                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4745                             if (!ver.end()) {
4746                                 reason = @"installed";
4747                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4748                             } else if (!cache[target].CandidateVerIter(cache).end())
4749                                 reason = @"uninstalled";
4750                             else if (target->ProvidesList == 0)
4751                                 reason = @"uninstallable";
4752                             else
4753                                 reason = @"virtual";
4754                         }
4755
4756                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4757                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4758                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4759                         nil]);
4760
4761                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4762                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4763                             version, @"version",
4764                             reason, @"reason",
4765                             installed, @"installed",
4766                         nil]];
4767
4768                         // yes, seriously. (wtf?)
4769                         if (start == end)
4770                             break;
4771                         ++start;
4772                     }
4773                 }
4774             }
4775
4776             pkgDepCache::StateCache &state(cache[iterator]);
4777
4778             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4779
4780             if (state.NewInstall())
4781                 [installs addObject:name];
4782             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4783                 [reinstalls addObject:name];
4784             else if (state.Upgrade())
4785                 [upgrades addObject:name];
4786             else if (state.Downgrade())
4787                 [downgrades addObject:name];
4788             else if (!state.Delete())
4789                 continue;
4790             else if (special_r(name))
4791                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4792                     [NSNull null], @"package",
4793                     [NSArray arrayWithObjects:
4794                         [NSDictionary dictionaryWithObjectsAndKeys:
4795                             @"Conflicts", @"relationship",
4796                             [NSArray arrayWithObjects:
4797                                 [NSDictionary dictionaryWithObjectsAndKeys:
4798                                     name, @"package",
4799                                     [NSNull null], @"version",
4800                                     @"installed", @"reason",
4801                                 nil],
4802                             nil], @"clauses",
4803                         nil],
4804                     nil], @"reasons",
4805                 nil]];
4806             else {
4807                 if ([package essential])
4808                     remove = true;
4809                 [removes addObject:name];
4810             }
4811
4812             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4813             substrate_ |= DepSubstrate(iterator.CurrentVer());
4814         }
4815
4816         if (!remove)
4817             essential_ = nil;
4818         else if (Advanced_) {
4819             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4820
4821             essential_ = [[UIAlertView alloc]
4822                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4823                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4824                 delegate:self
4825                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4826                 otherButtonTitles:
4827                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4828                 nil
4829             ];
4830
4831             [essential_ setContext:@"remove"];
4832         } else {
4833             essential_ = [[UIAlertView alloc]
4834                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4835                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4836                 delegate:self
4837                 cancelButtonTitle:UCLocalize("OKAY")
4838                 otherButtonTitles:nil
4839             ];
4840
4841             [essential_ setContext:@"unable"];
4842         }
4843
4844         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4845             installs, @"installs",
4846             reinstalls, @"reinstalls",
4847             upgrades, @"upgrades",
4848             downgrades, @"downgrades",
4849             removes, @"removes",
4850         nil];
4851
4852         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4853             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4854             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4855         nil];
4856
4857         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4858
4859         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4860             initWithTitle:UCLocalize("CANCEL")
4861             style:UIBarButtonItemStylePlain
4862             target:self
4863             action:@selector(cancelButtonClicked)
4864         ] autorelease]];
4865     } return self;
4866 }
4867
4868 #if !AlwaysReload
4869 - (void) applyRightButton {
4870     if ([issues_ count] == 0 && ![self isLoading])
4871         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4872             initWithTitle:UCLocalize("CONFIRM")
4873             style:UIBarButtonItemStyleDone
4874             target:self
4875             action:@selector(confirmButtonClicked)
4876         ] autorelease]];
4877     else
4878         [[self navigationItem] setRightBarButtonItem:nil];
4879 }
4880 #endif
4881
4882 - (void) cancelButtonClicked {
4883     [self dismissModalViewControllerAnimated:YES];
4884     [delegate_ cancelAndClear:YES];
4885 }
4886
4887 #if !AlwaysReload
4888 - (void) confirmButtonClicked {
4889     if (essential_ != nil)
4890         [essential_ show];
4891     else
4892         [self complete];
4893 }
4894 #endif
4895
4896 @end
4897 /* }}} */
4898
4899 /* Progress Data {{{ */
4900 @interface CydiaProgressData : NSObject {
4901     _transient id delegate_;
4902
4903     bool running_;
4904     float percent_;
4905
4906     float current_;
4907     float total_;
4908     float speed_;
4909
4910     _H<NSMutableArray> events_;
4911     _H<NSString> title_;
4912
4913     _H<NSString> status_;
4914     _H<NSString> finish_;
4915 }
4916
4917 @end
4918
4919 @implementation CydiaProgressData
4920
4921 + (NSArray *) _attributeKeys {
4922     return [NSArray arrayWithObjects:
4923         @"current",
4924         @"events",
4925         @"finish",
4926         @"percent",
4927         @"running",
4928         @"speed",
4929         @"title",
4930         @"total",
4931     nil];
4932 }
4933
4934 - (NSArray *) attributeKeys {
4935     return [[self class] _attributeKeys];
4936 }
4937
4938 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4939     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4940 }
4941
4942 - (id) init {
4943     if ((self = [super init]) != nil) {
4944         events_ = [NSMutableArray arrayWithCapacity:32];
4945     } return self;
4946 }
4947
4948 - (void) setDelegate:(id)delegate {
4949     delegate_ = delegate;
4950 }
4951
4952 - (void) setPercent:(float)value {
4953     percent_ = value;
4954 }
4955
4956 - (NSNumber *) percent {
4957     return [NSNumber numberWithFloat:percent_];
4958 }
4959
4960 - (void) setCurrent:(float)value {
4961     current_ = value;
4962 }
4963
4964 - (NSNumber *) current {
4965     return [NSNumber numberWithFloat:current_];
4966 }
4967
4968 - (void) setTotal:(float)value {
4969     total_ = value;
4970 }
4971
4972 - (NSNumber *) total {
4973     return [NSNumber numberWithFloat:total_];
4974 }
4975
4976 - (void) setSpeed:(float)value {
4977     speed_ = value;
4978 }
4979
4980 - (NSNumber *) speed {
4981     return [NSNumber numberWithFloat:speed_];
4982 }
4983
4984 - (NSArray *) events {
4985     return events_;
4986 }
4987
4988 - (void) removeAllEvents {
4989     [events_ removeAllObjects];
4990 }
4991
4992 - (void) addEvent:(CydiaProgressEvent *)event {
4993     [events_ addObject:event];
4994 }
4995
4996 - (void) setTitle:(NSString *)text {
4997     title_ = text;
4998 }
4999
5000 - (NSString *) title {
5001     return title_;
5002 }
5003
5004 - (void) setFinish:(NSString *)text {
5005     finish_ = text;
5006 }
5007
5008 - (NSString *) finish {
5009     return (id) finish_ ?: [NSNull null];
5010 }
5011
5012 - (void) setRunning:(bool)running {
5013     running_ = running;
5014 }
5015
5016 - (NSNumber *) running {
5017     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5018 }
5019
5020 @end
5021 /* }}} */
5022 /* Progress Controller {{{ */
5023 @interface ProgressController : CYBrowserController <
5024     ProgressDelegate
5025 > {
5026     _transient Database *database_;
5027     _H<CydiaProgressData> progress_;
5028     unsigned cancel_;
5029 }
5030
5031 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5032
5033 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5034
5035 - (void) setTitle:(NSString *)title;
5036 - (void) setCancellable:(bool)cancellable;
5037
5038 @end
5039
5040 @implementation ProgressController
5041
5042 - (void) dealloc {
5043     [database_ setProgressDelegate:nil];
5044     [progress_ setDelegate:nil];
5045     [super dealloc];
5046 }
5047
5048 - (void) updateCancel {
5049     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5050         initWithTitle:UCLocalize("CANCEL")
5051         style:UIBarButtonItemStylePlain
5052         target:self
5053         action:@selector(cancel)
5054     ] autorelease] : nil)];
5055 }
5056
5057 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5058     if ((self = [super init]) != nil) {
5059         database_ = database;
5060         delegate_ = delegate;
5061
5062         [database_ setProgressDelegate:self];
5063
5064         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5065         [progress_ setDelegate:self];
5066
5067         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5068
5069         [scroller_ setBackgroundColor:[UIColor blackColor]];
5070
5071         [[self navigationItem] setHidesBackButton:YES];
5072
5073         [self updateCancel];
5074     } return self;
5075 }
5076
5077 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5078     [super webView:view didClearWindowObject:window forFrame:frame];
5079     [window setValue:progress_ forKey:@"cydiaProgress"];
5080 }
5081
5082 - (void) updateProgress {
5083     [self dispatchEvent:@"CydiaProgressUpdate"];
5084 }
5085
5086 - (void) viewWillAppear:(BOOL)animated {
5087     if (![self hasLoaded])
5088         [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5089
5090     [super viewWillAppear:animated];
5091 }
5092
5093 - (void) close {
5094     UpdateExternalStatus(0);
5095
5096     switch (Finish_) {
5097         case 0:
5098         break;
5099
5100         case 1:
5101             [delegate_ terminateWithSuccess];
5102             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5103                 [delegate_ suspendWithAnimation:YES];
5104             else
5105                 [delegate_ suspend];*/
5106         break;
5107
5108         case 2:
5109             _trace();
5110             goto reload;
5111
5112         case 3:
5113             _trace();
5114             goto reload;
5115
5116         reload:
5117             system("/usr/bin/sbreload");
5118             _trace();
5119         break;
5120
5121         case 4:
5122             _trace();
5123             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5124                 SBReboot(SBSSpringBoardServerPort());
5125             else
5126                 reboot2(RB_AUTOBOOT);
5127         break;
5128     }
5129
5130     [super close];
5131 }
5132
5133 - (void) setTitle:(NSString *)title {
5134     [progress_ setTitle:title];
5135     [self updateProgress];
5136 }
5137
5138 - (UIBarButtonItem *) rightButton {
5139     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5140         initWithTitle:UCLocalize("CLOSE")
5141         style:UIBarButtonItemStylePlain
5142         target:self
5143         action:@selector(close)
5144     ] autorelease];
5145 }
5146
5147 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5148     UpdateExternalStatus(1);
5149
5150     [progress_ setRunning:true];
5151     [self setTitle:title];
5152     // implicit updateProgress
5153
5154     SHA1SumValue notifyconf; {
5155         FileFd file;
5156         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5157             _error->Discard();
5158         else {
5159             MMap mmap(file, MMap::ReadOnly);
5160             SHA1Summation sha1;
5161             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5162             notifyconf = sha1.Result();
5163         }
5164     }
5165
5166     SHA1SumValue springlist; {
5167         FileFd file;
5168         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5169             _error->Discard();
5170         else {
5171             MMap mmap(file, MMap::ReadOnly);
5172             SHA1Summation sha1;
5173             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5174             springlist = sha1.Result();
5175         }
5176     }
5177
5178     if (invocation != nil) {
5179         [invocation yieldToSelector:@selector(invoke)];
5180         [self setTitle:@"COMPLETE"];
5181     }
5182
5183     if (Finish_ < 4) {
5184         FileFd file;
5185         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5186             _error->Discard();
5187         else {
5188             MMap mmap(file, MMap::ReadOnly);
5189             SHA1Summation sha1;
5190             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5191             if (!(notifyconf == sha1.Result()))
5192                 Finish_ = 4;
5193         }
5194     }
5195
5196     if (Finish_ < 3) {
5197         FileFd file;
5198         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5199             _error->Discard();
5200         else {
5201             MMap mmap(file, MMap::ReadOnly);
5202             SHA1Summation sha1;
5203             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5204             if (!(springlist == sha1.Result()))
5205                 Finish_ = 3;
5206         }
5207     }
5208
5209     if (Finish_ < 2) {
5210         if (RestartSubstrate_)
5211             Finish_ = 2;
5212     }
5213
5214     RestartSubstrate_ = false;
5215
5216     switch (Finish_) {
5217         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5218         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5219         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5220         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5221         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5222     }
5223
5224     _trace();
5225     system("su -c /usr/bin/uicache mobile");
5226     _trace();
5227
5228     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5229
5230     [progress_ setRunning:false];
5231     [self updateProgress];
5232
5233     [self applyRightButton];
5234 }
5235
5236 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5237     [progress_ addEvent:event];
5238     [self updateProgress];
5239 }
5240
5241 - (bool) isProgressCancelled {
5242     return cancel_ == 2;
5243 }
5244
5245 - (void) cancel {
5246     cancel_ = 2;
5247     [self updateCancel];
5248 }
5249
5250 - (void) setCancellable:(bool)cancellable {
5251     unsigned cancel(cancel_);
5252
5253     if (!cancellable)
5254         cancel_ = 0;
5255     else if (cancel_ == 0)
5256         cancel_ = 1;
5257
5258     if (cancel != cancel_)
5259         [self updateCancel];
5260 }
5261
5262 - (void) setProgressCancellable:(NSNumber *)cancellable {
5263     [self setCancellable:[cancellable boolValue]];
5264 }
5265
5266 - (void) setProgressPercent:(NSNumber *)percent {
5267     [progress_ setPercent:[percent floatValue]];
5268     [self updateProgress];
5269 }
5270
5271 - (void) setProgressStatus:(NSDictionary *)status {
5272     if (status == nil) {
5273         [progress_ setCurrent:0];
5274         [progress_ setTotal:0];
5275         [progress_ setSpeed:0];
5276     } else {
5277         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5278
5279         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5280         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5281         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5282     }
5283
5284     [self updateProgress];
5285 }
5286
5287 @end
5288 /* }}} */
5289
5290 /* Cell Content View {{{ */
5291 @protocol ContentDelegate
5292 - (void) drawContentRect:(CGRect)rect;
5293 @end
5294
5295 @interface ContentView : UIView {
5296     _transient id<ContentDelegate> delegate_;
5297 }
5298
5299 @end
5300
5301 @implementation ContentView
5302
5303 - (id) initWithFrame:(CGRect)frame {
5304     if ((self = [super initWithFrame:frame]) != nil) {
5305         [self setNeedsDisplayOnBoundsChange:YES];
5306     } return self;
5307 }
5308
5309 - (void) setDelegate:(id<ContentDelegate>)delegate {
5310     delegate_ = delegate;
5311 }
5312
5313 - (void) drawRect:(CGRect)rect {
5314     [super drawRect:rect];
5315     [delegate_ drawContentRect:rect];
5316 }
5317
5318 @end
5319 /* }}} */
5320 /* Cydia TableView Cell {{{ */
5321 @interface CYTableViewCell : UITableViewCell {
5322     ContentView *content_;
5323     bool highlighted_;
5324 }
5325
5326 @end
5327
5328 @implementation CYTableViewCell
5329
5330 - (void) dealloc {
5331     [content_ release];
5332     [super dealloc];
5333 }
5334
5335 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5336     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5337
5338     if (view == content_) {
5339         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5340         highlighted_ = highlighted;
5341     }
5342
5343     [super _updateHighlightColorsForView:view highlighted:highlighted];
5344 }
5345
5346 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5347     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5348     highlighted_ = selected;
5349
5350     [super setSelected:selected animated:animated];
5351     [content_ setNeedsDisplay];
5352 }
5353
5354 @end
5355 /* }}} */
5356
5357 /* Package Cell {{{ */
5358 @interface PackageCell : CYTableViewCell <
5359     ContentDelegate
5360 > {
5361     UIImage *icon_;
5362     NSString *name_;
5363     NSString *description_;
5364     bool commercial_;
5365     NSString *source_;
5366     UIImage *badge_;
5367     Package *package_;
5368     UIImage *placard_;
5369 }
5370
5371 - (PackageCell *) init;
5372 - (void) setPackage:(Package *)package;
5373
5374 - (void) drawContentRect:(CGRect)rect;
5375
5376 @end
5377
5378 @implementation PackageCell
5379
5380 - (void) clearPackage {
5381     if (icon_ != nil) {
5382         [icon_ release];
5383         icon_ = nil;
5384     }
5385
5386     if (name_ != nil) {
5387         [name_ release];
5388         name_ = nil;
5389     }
5390
5391     if (description_ != nil) {
5392         [description_ release];
5393         description_ = nil;
5394     }
5395
5396     if (source_ != nil) {
5397         [source_ release];
5398         source_ = nil;
5399     }
5400
5401     if (badge_ != nil) {
5402         [badge_ release];
5403         badge_ = nil;
5404     }
5405
5406     if (placard_ != nil) {
5407         [placard_ release];
5408         placard_ = nil;
5409     }
5410
5411     [package_ release];
5412     package_ = nil;
5413 }
5414
5415 - (void) dealloc {
5416     [self clearPackage];
5417     [super dealloc];
5418 }
5419
5420 - (PackageCell *) init {
5421     CGRect frame(CGRectMake(0, 0, 320, 74));
5422     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5423         UIView *content([self contentView]);
5424         CGRect bounds([content bounds]);
5425
5426         content_ = [[ContentView alloc] initWithFrame:bounds];
5427         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5428         [content addSubview:content_];
5429
5430         [content_ setDelegate:self];
5431         [content_ setOpaque:YES];
5432     } return self;
5433 }
5434
5435 - (NSString *) accessibilityLabel {
5436     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5437 }
5438
5439 - (void) setPackage:(Package *)package {
5440     [self clearPackage];
5441     [package parse];
5442
5443     Source *source = [package source];
5444
5445     icon_ = [[package icon] retain];
5446     name_ = [[package name] retain];
5447
5448     if (IsWildcat_)
5449         description_ = [package longDescription];
5450     if (description_ == nil)
5451         description_ = [package shortDescription];
5452     if (description_ != nil)
5453         description_ = [description_ retain];
5454
5455     commercial_ = [package isCommercial];
5456
5457     package_ = [package retain];
5458
5459     NSString *label = nil;
5460     bool trusted = false;
5461
5462     if (source != nil) {
5463         label = [source label];
5464         trusted = [source trusted];
5465     } else if ([[package id] isEqualToString:@"firmware"])
5466         label = UCLocalize("APPLE");
5467     else
5468         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5469
5470     NSString *from(label);
5471
5472     NSString *section = [package simpleSection];
5473     if (section != nil && ![section isEqualToString:label]) {
5474         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5475         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5476     }
5477
5478     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5479     source_ = [from retain];
5480
5481     if (NSString *purpose = [package primaryPurpose])
5482         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5483             badge_ = [badge_ retain];
5484
5485     UIColor *color;
5486     NSString *placard;
5487
5488     if (NSString *mode = [package_ mode]) {
5489         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5490             color = RemovingColor_;
5491             //placard = @"removing";
5492         } else {
5493             color = InstallingColor_;
5494             //placard = @"installing";
5495         }
5496
5497         // XXX: the removing/installing placards are not @2x
5498         placard = nil;
5499     } else {
5500         color = [UIColor whiteColor];
5501
5502         if ([package installed] != nil)
5503             placard = @"installed";
5504         else
5505             placard = nil;
5506     }
5507
5508     [content_ setBackgroundColor:color];
5509
5510     if (placard != nil)
5511         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5512             placard_ = [placard_ retain];
5513
5514     [self setNeedsDisplay];
5515     [content_ setNeedsDisplay];
5516 }
5517
5518 - (void) drawContentRect:(CGRect)rect {
5519     bool highlighted(highlighted_);
5520     float width([self bounds].size.width);
5521
5522 #if 0
5523     CGContextRef context(UIGraphicsGetCurrentContext());
5524     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5525     CGContextFillRect(context, rect);
5526 #endif
5527
5528     if (icon_ != nil) {
5529         CGRect rect;
5530         rect.size = [icon_ size];
5531
5532         rect.size.width /= 2;
5533         rect.size.height /= 2;
5534
5535         rect.origin.x = 25 - rect.size.width / 2;
5536         rect.origin.y = 25 - rect.size.height / 2;
5537
5538         [icon_ drawInRect:rect];
5539     }
5540
5541     if (badge_ != nil) {
5542         CGRect rect;
5543         rect.size = [badge_ size];
5544
5545         rect.size.width /= 2;
5546         rect.size.height /= 2;
5547
5548         rect.origin.x = 36 - rect.size.width / 2;
5549         rect.origin.y = 36 - rect.size.height / 2;
5550
5551         [badge_ drawInRect:rect];
5552     }
5553
5554     if (highlighted)
5555         UISetColor(White_);
5556
5557     if (!highlighted)
5558         UISetColor(commercial_ ? Purple_ : Black_);
5559     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5560     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5561
5562     if (!highlighted)
5563         UISetColor(commercial_ ? Purplish_ : Gray_);
5564     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5565
5566     if (placard_ != nil)
5567         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5568 }
5569
5570 @end
5571 /* }}} */
5572 /* Section Cell {{{ */
5573 @interface SectionCell : CYTableViewCell <
5574     ContentDelegate
5575 > {
5576     NSString *basic_;
5577     NSString *section_;
5578     NSString *name_;
5579     NSString *count_;
5580     UIImage *icon_;
5581     UISwitch *switch_;
5582     BOOL editing_;
5583 }
5584
5585 - (void) setSection:(Section *)section editing:(BOOL)editing;
5586
5587 @end
5588
5589 @implementation SectionCell
5590
5591 - (void) clearSection {
5592     if (basic_ != nil) {
5593         [basic_ release];
5594         basic_ = nil;
5595     }
5596
5597     if (section_ != nil) {
5598         [section_ release];
5599         section_ = nil;
5600     }
5601
5602     if (name_ != nil) {
5603         [name_ release];
5604         name_ = nil;
5605     }
5606
5607     if (count_ != nil) {
5608         [count_ release];
5609         count_ = nil;
5610     }
5611 }
5612
5613 - (void) dealloc {
5614     [self clearSection];
5615     [icon_ release];
5616     [switch_ release];
5617     [super dealloc];
5618 }
5619
5620 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5621     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5622         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5623         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5624         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5625
5626         UIView *content([self contentView]);
5627         CGRect bounds([content bounds]);
5628
5629         content_ = [[ContentView alloc] initWithFrame:bounds];
5630         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5631         [content addSubview:content_];
5632         [content_ setBackgroundColor:[UIColor whiteColor]];
5633
5634         [content_ setDelegate:self];
5635     } return self;
5636 }
5637
5638 - (void) onSwitch:(id)sender {
5639     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5640     if (metadata == nil) {
5641         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5642         [Sections_ setObject:metadata forKey:basic_];
5643     }
5644
5645     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5646     Changed_ = true;
5647 }
5648
5649 - (void) setSection:(Section *)section editing:(BOOL)editing {
5650     if (editing != editing_) {
5651         if (editing_)
5652             [switch_ removeFromSuperview];
5653         else
5654             [self addSubview:switch_];
5655         editing_ = editing;
5656     }
5657
5658     [self clearSection];
5659
5660     if (section == nil) {
5661         name_ = [UCLocalize("ALL_PACKAGES") retain];
5662         count_ = nil;
5663     } else {
5664         basic_ = [section name];
5665         if (basic_ != nil)
5666             basic_ = [basic_ retain];
5667
5668         section_ = [section localized];
5669         if (section_ != nil)
5670             section_ = [section_ retain];
5671
5672         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5673         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5674
5675         if (editing_)
5676             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5677     }
5678
5679     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5680     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5681
5682     [content_ setNeedsDisplay];
5683 }
5684
5685 - (void) setFrame:(CGRect)frame {
5686     [super setFrame:frame];
5687
5688     CGRect rect([switch_ frame]);
5689     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5690 }
5691
5692 - (NSString *) accessibilityLabel {
5693     return name_;
5694 }
5695
5696 - (void) drawContentRect:(CGRect)rect {
5697     bool highlighted(highlighted_ && !editing_);
5698
5699     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5700
5701     if (highlighted)
5702         UISetColor(White_);
5703
5704     float width(rect.size.width);
5705     if (editing_)
5706         width -= 87;
5707
5708     if (!highlighted)
5709         UISetColor(Black_);
5710     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5711
5712     CGSize size = [count_ sizeWithFont:Font14_];
5713
5714     UISetColor(White_);
5715     if (count_ != nil)
5716         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5717 }
5718
5719 @end
5720 /* }}} */
5721
5722 /* File Table {{{ */
5723 @interface FileTable : CYViewController <
5724     UITableViewDataSource,
5725     UITableViewDelegate
5726 > {
5727     _transient Database *database_;
5728     Package *package_;
5729     NSString *name_;
5730     NSMutableArray *files_;
5731     UITableView *list_;
5732 }
5733
5734 - (id) initWithDatabase:(Database *)database;
5735 - (void) setPackage:(Package *)package;
5736
5737 @end
5738
5739 @implementation FileTable
5740
5741 - (void) dealloc {
5742     [self releaseSubviews];
5743
5744     [package_ release];
5745     [name_ release];
5746     [files_ release];
5747
5748     [super dealloc];
5749 }
5750
5751 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5752     return files_ == nil ? 0 : [files_ count];
5753 }
5754
5755 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5756     return 24.0f;
5757 }*/
5758
5759 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5760     static NSString *reuseIdentifier = @"Cell";
5761
5762     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5763     if (cell == nil) {
5764         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5765         [cell setFont:[UIFont systemFontOfSize:16]];
5766     }
5767     [cell setText:[files_ objectAtIndex:indexPath.row]];
5768     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5769
5770     return cell;
5771 }
5772
5773 - (NSURL *) navigationURL {
5774     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5775 }
5776
5777 - (void) loadView {
5778     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5779
5780     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5781     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5782     [list_ setRowHeight:24.0f];
5783     [list_ setDataSource:self];
5784     [list_ setDelegate:self];
5785     [[self view] addSubview:list_];
5786 }
5787
5788 - (void) viewDidLoad {
5789     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5790 }
5791
5792 - (void) releaseSubviews {
5793     [list_ release];
5794     list_ = nil;
5795 }
5796
5797 - (id) initWithDatabase:(Database *)database {
5798     if ((self = [super init]) != nil) {
5799         database_ = database;
5800
5801         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5802     } return self;
5803 }
5804
5805 - (void) setPackage:(Package *)package {
5806     if (package_ != nil) {
5807         [package_ autorelease];
5808         package_ = nil;
5809     }
5810
5811     if (name_ != nil) {
5812         [name_ release];
5813         name_ = nil;
5814     }
5815
5816     [files_ removeAllObjects];
5817
5818     if (package != nil) {
5819         package_ = [package retain];
5820         name_ = [[package id] retain];
5821
5822         if (NSArray *files = [package files])
5823             [files_ addObjectsFromArray:files];
5824
5825         if ([files_ count] != 0) {
5826             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5827                 [files_ removeObjectAtIndex:0];
5828             [files_ sortUsingSelector:@selector(compareByPath:)];
5829
5830             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5831             [stack addObject:@"/"];
5832
5833             for (int i(0), e([files_ count]); i != e; ++i) {
5834                 NSString *file = [files_ objectAtIndex:i];
5835                 while (![file hasPrefix:[stack lastObject]])
5836                     [stack removeLastObject];
5837                 NSString *directory = [stack lastObject];
5838                 [stack addObject:[file stringByAppendingString:@"/"]];
5839                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5840                     ([stack count] - 2) * 3, "",
5841                     [file substringFromIndex:[directory length]]
5842                 ]];
5843             }
5844         }
5845     }
5846
5847     [list_ reloadData];
5848 }
5849
5850 - (void) reloadData {
5851     [super reloadData];
5852
5853     [self setPackage:[database_ packageWithName:name_]];
5854 }
5855
5856 @end
5857 /* }}} */
5858 /* Package Controller {{{ */
5859 @interface CYPackageController : CYBrowserController <
5860     UIActionSheetDelegate
5861 > {
5862     _transient Database *database_;
5863     Package *package_;
5864     NSString *name_;
5865     bool commercial_;
5866     NSMutableArray *buttons_;
5867     UIBarButtonItem *button_;
5868 }
5869
5870 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5871
5872 @end
5873
5874 @implementation CYPackageController
5875
5876 - (void) dealloc {
5877     if (package_ != nil)
5878         [package_ release];
5879     if (name_ != nil)
5880         [name_ release];
5881
5882     [buttons_ release];
5883
5884     if (button_ != nil)
5885         [button_ release];
5886
5887     [super dealloc];
5888 }
5889
5890 - (NSURL *) navigationURL {
5891     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5892 }
5893
5894 /* XXX: this is not safe at all... localization of /fail/ */
5895 - (void) _clickButtonWithName:(NSString *)name {
5896     if ([name isEqualToString:UCLocalize("CLEAR")])
5897         [delegate_ clearPackage:package_];
5898     else if ([name isEqualToString:UCLocalize("INSTALL")])
5899         [delegate_ installPackage:package_];
5900     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5901         [delegate_ installPackage:package_];
5902     else if ([name isEqualToString:UCLocalize("REMOVE")])
5903         [delegate_ removePackage:package_];
5904     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5905         [delegate_ installPackage:package_];
5906     else _assert(false);
5907 }
5908
5909 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5910     NSString *context([sheet context]);
5911
5912     if ([context isEqualToString:@"modify"]) {
5913         if (button != [sheet cancelButtonIndex]) {
5914             NSString *buttonName = [buttons_ objectAtIndex:button];
5915             [self _clickButtonWithName:buttonName];
5916         }
5917
5918         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5919     }
5920 }
5921
5922 - (bool) _allowJavaScriptPanel {
5923     return commercial_;
5924 }
5925
5926 #if !AlwaysReload
5927 - (void) _customButtonClicked {
5928     int count([buttons_ count]);
5929     if (count == 0)
5930         return;
5931
5932     if (count == 1)
5933         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5934     else {
5935         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5936         [buttons addObjectsFromArray:buttons_];
5937
5938         UIActionSheet *sheet = [[[UIActionSheet alloc]
5939             initWithTitle:nil
5940             delegate:self
5941             cancelButtonTitle:nil
5942             destructiveButtonTitle:nil
5943             otherButtonTitles:nil
5944         ] autorelease];
5945
5946         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5947         if (!IsWildcat_) {
5948            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5949            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5950         }
5951         [sheet setContext:@"modify"];
5952
5953         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5954     }
5955 }
5956
5957 // We don't want to allow non-commercial packages to do custom things to the install button,
5958 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5959 - (void) customButtonClicked {
5960     if (commercial_)
5961         [super customButtonClicked];
5962     else
5963         [self _customButtonClicked];
5964 }
5965
5966 - (void) reloadButtonClicked {
5967     // Don't reload a commerical package by tapping the loading button,
5968     // but if it's not an Install button, we should forward it on.
5969     if (![package_ uninstalled])
5970         [self _customButtonClicked];
5971 }
5972
5973 - (void) applyLoadingTitle {
5974     // Don't show "Loading" as the title. Ever.
5975 }
5976
5977 - (UIBarButtonItem *) rightButton {
5978     return button_;
5979 }
5980 #endif
5981
5982 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5983     if ((self = [super init]) != nil) {
5984         database_ = database;
5985         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5986         name_ = [[NSString alloc] initWithString:name];
5987         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, name_]]];
5988     } return self;
5989 }
5990
5991 - (void) reloadData {
5992     if (package_ != nil)
5993         [package_ autorelease];
5994     package_ = [database_ packageWithName:name_];
5995
5996     [buttons_ removeAllObjects];
5997
5998     if (package_ != nil) {
5999         [package_ parse];
6000
6001         package_ = [package_ retain];
6002         commercial_ = [package_ isCommercial];
6003
6004         if ([package_ mode] != nil)
6005             [buttons_ addObject:UCLocalize("CLEAR")];
6006         if ([package_ source] == nil);
6007         else if ([package_ upgradableAndEssential:NO])
6008             [buttons_ addObject:UCLocalize("UPGRADE")];
6009         else if ([package_ uninstalled])
6010             [buttons_ addObject:UCLocalize("INSTALL")];
6011         else
6012             [buttons_ addObject:UCLocalize("REINSTALL")];
6013         if (![package_ uninstalled])
6014             [buttons_ addObject:UCLocalize("REMOVE")];
6015     }
6016
6017     if (button_ != nil)
6018         [button_ release];
6019
6020     NSString *title;
6021     switch ([buttons_ count]) {
6022         case 0: title = nil; break;
6023         case 1: title = [buttons_ objectAtIndex:0]; break;
6024         default: title = UCLocalize("MODIFY"); break;
6025     }
6026
6027     button_ = [[UIBarButtonItem alloc]
6028         initWithTitle:title
6029         style:UIBarButtonItemStylePlain
6030         target:self
6031         action:@selector(customButtonClicked)
6032     ];
6033
6034     [super reloadData];
6035 }
6036
6037 - (bool) isLoading {
6038     return commercial_ ? [super isLoading] : false;
6039 }
6040
6041 @end
6042 /* }}} */
6043
6044 /* Package List Controller {{{ */
6045 @interface PackageListController : CYViewController <
6046     UITableViewDataSource,
6047     UITableViewDelegate
6048 > {
6049     _transient Database *database_;
6050     unsigned era_;
6051     NSMutableArray *packages_;
6052     NSMutableArray *sections_;
6053     UITableView *list_;
6054     NSMutableArray *index_;
6055     NSMutableDictionary *indices_;
6056     NSString *title_;
6057 }
6058
6059 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6060 - (void) setDelegate:(id)delegate;
6061 - (void) resetCursor;
6062
6063 @end
6064
6065 @implementation PackageListController
6066
6067 - (void) dealloc {
6068     [packages_ release];
6069     [sections_ release];
6070     [list_ release];
6071     [index_ release];
6072     [indices_ release];
6073     [title_ release];
6074
6075     [super dealloc];
6076 }
6077
6078 - (void) deselectWithAnimation:(BOOL)animated {
6079     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6080 }
6081
6082 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6083     CGRect base = [[self view] bounds];
6084     base.size.height -= bounds.size.height;
6085     base.origin = [list_ frame].origin;
6086
6087     [UIView beginAnimations:nil context:NULL];
6088     [UIView setAnimationBeginsFromCurrentState:YES];
6089     [UIView setAnimationCurve:curve];
6090     [UIView setAnimationDuration:duration];
6091     [list_ setFrame:base];
6092     [UIView commitAnimations];
6093 }
6094
6095 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6096     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6097 }
6098
6099 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6100     [self resizeForKeyboardBounds:bounds duration:0];
6101 }
6102
6103 - (void) keyboardWillShow:(NSNotification *)notification {
6104     CGRect bounds;
6105     CGPoint center;
6106     NSTimeInterval duration;
6107     UIViewAnimationCurve curve;
6108     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6109     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6110     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6111     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6112
6113     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);
6114     UIViewController *base = self;
6115     while ([base parentViewController] != nil)
6116         base = [base parentViewController];
6117     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6118     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6119
6120     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6121 }
6122
6123 - (void) keyboardWillHide:(NSNotification *)notification {
6124     NSTimeInterval duration;
6125     UIViewAnimationCurve curve;
6126     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6127     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6128
6129     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6130 }
6131
6132 - (void) viewWillAppear:(BOOL)animated {
6133     [super viewWillAppear:animated];
6134
6135     [self resizeForKeyboardBounds:CGRectZero];
6136     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6137     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6138 }
6139
6140 - (void) viewWillDisappear:(BOOL)animated {
6141     [super viewWillDisappear:animated];
6142
6143     [self resizeForKeyboardBounds:CGRectZero];
6144     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6145     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6146 }
6147
6148 - (void) viewDidAppear:(BOOL)animated {
6149     [super viewDidAppear:animated];
6150     [self deselectWithAnimation:animated];
6151 }
6152
6153 - (void) didSelectPackage:(Package *)package {
6154     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6155     [view setDelegate:delegate_];
6156     [[self navigationController] pushViewController:view animated:YES];
6157 }
6158
6159 #if TryIndexedCollation
6160 + (BOOL) hasIndexedCollation {
6161     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6162 }
6163 #endif
6164
6165 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6166     NSInteger count([sections_ count]);
6167     return count == 0 ? 1 : count;
6168 }
6169
6170 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6171     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6172         return nil;
6173     return [[sections_ objectAtIndex:section] name];
6174 }
6175
6176 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6177     if ([sections_ count] == 0)
6178         return 0;
6179     return [[sections_ objectAtIndex:section] count];
6180 }
6181
6182 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6183 @synchronized (database_) {
6184     if ([database_ era] != era_)
6185         return nil;
6186
6187     Section *section([sections_ objectAtIndex:[path section]]);
6188     NSInteger row([path row]);
6189     Package *package([packages_ objectAtIndex:([section row] + row)]);
6190     return [[package retain] autorelease];
6191 } }
6192
6193 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6194     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6195     if (cell == nil)
6196         cell = [[[PackageCell alloc] init] autorelease];
6197     [cell setPackage:[self packageAtIndexPath:path]];
6198     return cell;
6199 }
6200
6201 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6202     Package *package([self packageAtIndexPath:path]);
6203     package = [database_ packageWithName:[package id]];
6204     [self didSelectPackage:package];
6205 }
6206
6207 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6208     // XXX: is 20 the most optimal number here?
6209     return [packages_ count] > 20 ? index_ : nil;
6210 }
6211
6212 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6213 #if TryIndexedCollation
6214     if ([[self class] hasIndexedCollation]) {
6215         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6216     }
6217 #endif
6218
6219     return index;
6220 }
6221
6222 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6223     if ((self = [super init]) != nil) {
6224         database_ = database;
6225         title_ = [title copy];
6226         [[self navigationItem] setTitle:title_];
6227
6228 #if TryIndexedCollation
6229         if ([[self class] hasIndexedCollation])
6230             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6231         else
6232 #endif
6233             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6234
6235         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6236
6237         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6238         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6239
6240         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6241         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6242         [list_ setRowHeight:73];
6243         [[self view] addSubview:list_];
6244
6245         [list_ setDataSource:self];
6246         [list_ setDelegate:self];
6247     } return self;
6248 }
6249
6250 - (void) setDelegate:(id)delegate {
6251     delegate_ = delegate;
6252 }
6253
6254 - (bool) hasPackage:(Package *)package {
6255     return true;
6256 }
6257
6258 - (void) reloadData {
6259     [super reloadData];
6260
6261     era_ = [database_ era];
6262     NSArray *packages = [database_ packages];
6263
6264     [packages_ removeAllObjects];
6265     [sections_ removeAllObjects];
6266
6267     _profile(PackageTable$reloadData$Filter)
6268         for (Package *package in packages)
6269             if ([self hasPackage:package])
6270                 [packages_ addObject:package];
6271     _end
6272
6273     [indices_ removeAllObjects];
6274
6275     Section *section = nil;
6276
6277 #if TryIndexedCollation
6278     if ([[self class] hasIndexedCollation]) {
6279         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6280         NSArray *titles = [collation sectionIndexTitles];
6281         int secidx = -1;
6282
6283         _profile(PackageTable$reloadData$Section)
6284             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6285                 Package *package;
6286                 int index;
6287
6288                 _profile(PackageTable$reloadData$Section$Package)
6289                     package = [packages_ objectAtIndex:offset];
6290                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6291                 _end
6292
6293                 while (secidx < index) {
6294                     secidx += 1;
6295
6296                     _profile(PackageTable$reloadData$Section$Allocate)
6297                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6298                     _end
6299
6300                     _profile(PackageTable$reloadData$Section$Add)
6301                         [sections_ addObject:section];
6302                     _end
6303                 }
6304
6305                 [section addToCount];
6306             }
6307         _end
6308     } else
6309 #endif
6310     {
6311         [index_ removeAllObjects];
6312
6313         _profile(PackageTable$reloadData$Section)
6314             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6315                 Package *package;
6316                 unichar index;
6317
6318                 _profile(PackageTable$reloadData$Section$Package)
6319                     package = [packages_ objectAtIndex:offset];
6320                     index = [package index];
6321                 _end
6322
6323                 if (section == nil || [section index] != index) {
6324                     _profile(PackageTable$reloadData$Section$Allocate)
6325                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6326                     _end
6327
6328                     [index_ addObject:[section name]];
6329                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6330
6331                     _profile(PackageTable$reloadData$Section$Add)
6332                         [sections_ addObject:section];
6333                     _end
6334                 }
6335
6336                 [section addToCount];
6337             }
6338         _end
6339     }
6340
6341     _profile(PackageTable$reloadData$List)
6342         [list_ reloadData];
6343     _end
6344 }
6345
6346 - (void) resetCursor {
6347     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6348 }
6349
6350 @end
6351 /* }}} */
6352 /* Filtered Package List Controller {{{ */
6353 @interface FilteredPackageListController : PackageListController {
6354     SEL filter_;
6355     IMP imp_;
6356     id object_;
6357 }
6358
6359 - (void) setObject:(id)object;
6360 - (void) setObject:(id)object forFilter:(SEL)filter;
6361
6362 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6363
6364 @end
6365
6366 @implementation FilteredPackageListController
6367
6368 - (void) dealloc {
6369     if (object_ != nil)
6370         [object_ release];
6371     [super dealloc];
6372 }
6373
6374 - (void) setFilter:(SEL)filter {
6375     filter_ = filter;
6376
6377     /* XXX: this is an unsafe optimization of doomy hell */
6378     Method method(class_getInstanceMethod([Package class], filter));
6379     _assert(method != NULL);
6380     imp_ = method_getImplementation(method);
6381     _assert(imp_ != NULL);
6382 }
6383
6384 - (void) setObject:(id)object {
6385     if (object_ != nil)
6386         [object_ release];
6387     if (object == nil)
6388         object_ = nil;
6389     else
6390         object_ = [object retain];
6391 }
6392
6393 - (void) setObject:(id)object forFilter:(SEL)filter {
6394     [self setFilter:filter];
6395     [self setObject:object];
6396 }
6397
6398 - (bool) hasPackage:(Package *)package {
6399     _profile(FilteredPackageTable$hasPackage)
6400         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6401     _end
6402 }
6403
6404 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6405     if ((self = [super initWithDatabase:database title:title]) != nil) {
6406         [self setFilter:filter];
6407         [self setObject:object];
6408     } return self;
6409 }
6410
6411 @end
6412 /* }}} */
6413
6414 /* Home Controller {{{ */
6415 @interface HomeController : CYBrowserController {
6416 }
6417
6418 @end
6419
6420 @implementation HomeController
6421
6422 - (id) init {
6423     if ((self = [super init]) != nil) {
6424         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6425     } return self;
6426 }
6427
6428 - (NSURL *) navigationURL {
6429     return [NSURL URLWithString:@"cydia://home"];
6430 }
6431
6432 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6433     [super _setMoreHeaders:request];
6434
6435     if (ChipID_ != nil)
6436         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6437     if (UniqueID_ != nil)
6438         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6439     if (PLMN_ != nil)
6440         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6441 }
6442
6443 - (void) aboutButtonClicked {
6444     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6445
6446     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6447     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6448     [alert setCancelButtonIndex:0];
6449
6450     [alert setMessage:
6451         @"Copyright (C) 2008-2011\n"
6452         "Jay Freeman (saurik)\n"
6453         "saurik@saurik.com\n"
6454         "http://www.saurik.com/"
6455     ];
6456
6457     [alert show];
6458 }
6459
6460 - (void) viewDidLoad {
6461     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6462         initWithTitle:UCLocalize("ABOUT")
6463         style:UIBarButtonItemStylePlain
6464         target:self
6465         action:@selector(aboutButtonClicked)
6466     ] autorelease]];
6467 }
6468
6469 @end
6470 /* }}} */
6471 /* Manage Controller {{{ */
6472 @interface ManageController : CYBrowserController {
6473 }
6474
6475 - (void) queueStatusDidChange;
6476
6477 @end
6478
6479 @implementation ManageController
6480
6481 - (id) init {
6482     if ((self = [super init]) != nil) {
6483         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6484     } return self;
6485 }
6486
6487 - (NSURL *) navigationURL {
6488     return [NSURL URLWithString:@"cydia://manage"];
6489 }
6490
6491 - (void) viewDidLoad {
6492     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6493         initWithTitle:UCLocalize("SETTINGS")
6494         style:UIBarButtonItemStylePlain
6495         target:self
6496         action:@selector(settingsButtonClicked)
6497     ] autorelease]];
6498
6499     [self queueStatusDidChange];
6500 }
6501
6502 - (void) settingsButtonClicked {
6503     [delegate_ showSettings];
6504 }
6505
6506 #if !AlwaysReload
6507 - (void) queueButtonClicked {
6508     [delegate_ queue];
6509 }
6510
6511 - (void) applyLoadingTitle {
6512     // Disable "Loading" title.
6513 }
6514
6515 - (void) applyRightButton {
6516     // Disable right button.
6517 }
6518 #endif
6519
6520 - (void) queueStatusDidChange {
6521 #if !AlwaysReload
6522     if (!IsWildcat_ && Queuing_) {
6523         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6524             initWithTitle:UCLocalize("QUEUE")
6525             style:UIBarButtonItemStyleDone
6526             target:self
6527             action:@selector(queueButtonClicked)
6528         ] autorelease]];
6529     } else {
6530         [[self navigationItem] setRightBarButtonItem:nil];
6531     }
6532 #endif
6533 }
6534
6535 - (bool) isLoading {
6536     // Never show as loading.
6537     return false;
6538 }
6539
6540 @end
6541 /* }}} */
6542
6543 /* Refresh Bar {{{ */
6544 @interface RefreshBar : UINavigationBar {
6545     UIProgressIndicator *indicator_;
6546     UITextLabel *prompt_;
6547     UIProgressBar *progress_;
6548     UINavigationButton *cancel_;
6549 }
6550
6551 @end
6552
6553 @implementation RefreshBar
6554
6555 - (void) dealloc {
6556     [indicator_ release];
6557     [prompt_ release];
6558     [progress_ release];
6559     [cancel_ release];
6560     [super dealloc];
6561 }
6562
6563 - (void) positionViews {
6564     CGRect frame = [cancel_ frame];
6565     frame.size = [cancel_ sizeThatFits:frame.size];
6566     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6567     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6568     [cancel_ setFrame:frame];
6569
6570     CGSize prgsize = {75, 100};
6571     CGRect prgrect = {{
6572         [self frame].size.width - prgsize.width - 10,
6573         ([self frame].size.height - prgsize.height) / 2
6574     } , prgsize};
6575     [progress_ setFrame:prgrect];
6576
6577     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6578     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6579     CGRect indrect = {{indoffset, indoffset}, indsize};
6580     [indicator_ setFrame:indrect];
6581
6582     CGSize prmsize = {215, indsize.height + 4};
6583     CGRect prmrect = {{
6584         indoffset * 2 + indsize.width,
6585         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6586     }, prmsize};
6587     [prompt_ setFrame:prmrect];
6588 }
6589
6590 - (void) setFrame:(CGRect)frame {
6591     [super setFrame:frame];
6592     [self positionViews];
6593 }
6594
6595 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6596     if ((self = [super initWithFrame:frame]) != nil) {
6597         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6598
6599         [self setBarStyle:UIBarStyleBlack];
6600
6601         UIBarStyle barstyle([self _barStyle:NO]);
6602         bool ugly(barstyle == UIBarStyleDefault);
6603
6604         UIProgressIndicatorStyle style = ugly ?
6605             UIProgressIndicatorStyleMediumBrown :
6606             UIProgressIndicatorStyleMediumWhite;
6607
6608         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6609         [indicator_ setStyle:style];
6610         [indicator_ startAnimation];
6611         [self addSubview:indicator_];
6612
6613         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6614         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6615         [prompt_ setBackgroundColor:[UIColor clearColor]];
6616         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6617         [self addSubview:prompt_];
6618
6619         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6620         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6621         [progress_ setStyle:0];
6622         [self addSubview:progress_];
6623
6624         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6625         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6626         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6627         [cancel_ setBarStyle:barstyle];
6628
6629         [self positionViews];
6630     } return self;
6631 }
6632
6633 - (void) setCancellable:(bool)cancellable {
6634     if (cancellable)
6635         [self addSubview:cancel_];
6636     else
6637         [cancel_ removeFromSuperview];
6638 }
6639
6640 - (void) start {
6641     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6642     [progress_ setProgress:0];
6643 }
6644
6645 - (void) stop {
6646     [self setCancellable:NO];
6647 }
6648
6649 - (void) setPrompt:(NSString *)prompt {
6650     [prompt_ setText:prompt];
6651 }
6652
6653 - (void) setProgress:(float)progress {
6654     [progress_ setProgress:progress];
6655 }
6656
6657 @end
6658 /* }}} */
6659
6660 @class CYNavigationController;
6661
6662 /* Cydia Tab Bar Controller {{{ */
6663 @interface CYTabBarController : UITabBarController <
6664     UITabBarControllerDelegate,
6665     ProgressDelegate
6666 > {
6667     _transient Database *database_;
6668     RefreshBar *refreshbar_;
6669
6670     bool dropped_;
6671     bool updating_;
6672     // XXX: ok, "updatedelegate_"?...
6673     _transient NSObject<CydiaDelegate> *updatedelegate_;
6674
6675     id root_;
6676     UIViewController *remembered_;
6677     _transient UIViewController *transient_;
6678 }
6679
6680 - (NSArray *) navigationURLCollection;
6681 - (void) dropBar:(BOOL)animated;
6682 - (void) beginUpdate;
6683 - (void) raiseBar:(BOOL)animated;
6684 - (BOOL) updating;
6685
6686 @end
6687
6688 @implementation CYTabBarController
6689
6690 - (void) setUnselectedViewController:(UIViewController *)transient {
6691     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6692     if (transient != nil) {
6693         if (transient_ == nil)
6694             remembered_ = [[controllers objectAtIndex:0] retain];
6695         transient_ = transient;
6696         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6697         [controllers replaceObjectAtIndex:0 withObject:transient_];
6698         [self setSelectedIndex:0];
6699         [self setViewControllers:controllers];
6700         [self concealTabBarSelection];
6701     } else if (remembered_ != nil) {
6702         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6703         transient_ = transient;
6704         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6705         [remembered_ release];
6706         remembered_ = nil;
6707         [self setViewControllers:controllers];
6708         [self revealTabBarSelection];
6709     }
6710 }
6711
6712 - (UIViewController *) unselectedViewController {
6713     return transient_;
6714 }
6715
6716 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6717     if ([self unselectedViewController])
6718         [self setUnselectedViewController:nil];
6719 }
6720
6721 - (NSArray *) navigationURLCollection {
6722     NSMutableArray *items([NSMutableArray array]);
6723
6724     // XXX: Should this deal with transient view controllers?
6725     for (id navigation in [self viewControllers]) {
6726         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6727         if (stack != nil)
6728             [items addObject:stack];
6729     }
6730
6731     return items;
6732 }
6733
6734 - (void) reloadData {
6735     for (CYViewController *controller in [self viewControllers])
6736         [controller reloadData];
6737
6738     [(CYNavigationController *)[self unselectedViewController] reloadData];
6739 }
6740
6741 - (void) dealloc {
6742     [refreshbar_ release];
6743     [[NSNotificationCenter defaultCenter] removeObserver:self];
6744
6745     [super dealloc];
6746 }
6747
6748 - (id) initWithDatabase:(Database *)database {
6749     if ((self = [super init]) != nil) {
6750         database_ = database;
6751         [self setDelegate:self];
6752
6753         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6754         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6755
6756         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6757     } return self;
6758 }
6759
6760 - (void) setUpdate:(NSDate *)date {
6761     [self beginUpdate];
6762 }
6763
6764 - (void) beginUpdate {
6765     [refreshbar_ start];
6766     [self dropBar:YES];
6767
6768     [updatedelegate_ retainNetworkActivityIndicator];
6769     updating_ = true;
6770
6771     [NSThread
6772         detachNewThreadSelector:@selector(performUpdate)
6773         toTarget:self
6774         withObject:nil
6775     ];
6776 }
6777
6778 - (void) performUpdate { _pooled
6779     Status status;
6780     status.setDelegate(self);
6781     [database_ updateWithStatus:status];
6782
6783     [self
6784         performSelectorOnMainThread:@selector(completeUpdate)
6785         withObject:nil
6786         waitUntilDone:NO
6787     ];
6788 }
6789
6790 - (void) stopUpdateWithSelector:(SEL)selector {
6791     updating_ = false;
6792     [updatedelegate_ releaseNetworkActivityIndicator];
6793
6794     [self raiseBar:YES];
6795     [refreshbar_ stop];
6796
6797     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6798 }
6799
6800 - (void) completeUpdate {
6801     if (!updating_)
6802         return;
6803     [self stopUpdateWithSelector:@selector(reloadData)];
6804 }
6805
6806 - (void) cancelUpdate {
6807     [self stopUpdateWithSelector:@selector(updateData)];
6808 }
6809
6810 - (void) cancelPressed {
6811     [self cancelUpdate];
6812 }
6813
6814 - (BOOL) updating {
6815     return updating_;
6816 }
6817
6818 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6819     [refreshbar_ setPrompt:[event compoundMessage]];
6820 }
6821
6822 - (bool) isProgressCancelled {
6823     return !updating_;
6824 }
6825
6826 - (void) setProgressCancellable:(NSNumber *)cancellable {
6827     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6828 }
6829
6830 - (void) setProgressPercent:(NSNumber *)percent {
6831     [refreshbar_ setProgress:[percent floatValue]];
6832 }
6833
6834 - (void) setProgressStatus:(NSDictionary *)status {
6835     if (status != nil)
6836         [self setProgressPercent:[status objectForKey:@"Percent"]];
6837 }
6838
6839 - (void) setUpdateDelegate:(id)delegate {
6840     updatedelegate_ = delegate;
6841 }
6842
6843 - (CGFloat) statusBarHeight {
6844     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6845         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6846     } else {
6847         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6848     }
6849 }
6850
6851 - (UIView *) transitionView {
6852     if ([self respondsToSelector:@selector(_transitionView)])
6853         return [self _transitionView];
6854     else
6855         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6856 }
6857
6858 - (void) dropBar:(BOOL)animated {
6859     if (dropped_)
6860         return;
6861     dropped_ = true;
6862
6863     UIView *transition([self transitionView]);
6864     [[self view] addSubview:refreshbar_];
6865
6866     CGRect barframe([refreshbar_ frame]);
6867
6868     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6869         barframe.origin.y = [self statusBarHeight];
6870     else
6871         barframe.origin.y = 0;
6872
6873     [refreshbar_ setFrame:barframe];
6874
6875     if (animated)
6876         [UIView beginAnimations:nil context:NULL];
6877
6878     CGRect viewframe = [transition frame];
6879     viewframe.origin.y += barframe.size.height;
6880     viewframe.size.height -= barframe.size.height;
6881     [transition setFrame:viewframe];
6882
6883     if (animated)
6884         [UIView commitAnimations];
6885
6886     // Ensure bar has the proper width for our view, it might have changed
6887     barframe.size.width = viewframe.size.width;
6888     [refreshbar_ setFrame:barframe];
6889
6890     // XXX: fix Apple's layout bug
6891     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6892 }
6893
6894 - (void) raiseBar:(BOOL)animated {
6895     if (!dropped_)
6896         return;
6897     dropped_ = false;
6898
6899     UIView *transition([self transitionView]);
6900     [refreshbar_ removeFromSuperview];
6901
6902     CGRect barframe([refreshbar_ frame]);
6903
6904     if (animated)
6905         [UIView beginAnimations:nil context:NULL];
6906
6907     CGRect viewframe = [transition frame];
6908     viewframe.origin.y -= barframe.size.height;
6909     viewframe.size.height += barframe.size.height;
6910     [transition setFrame:viewframe];
6911
6912     if (animated)
6913         [UIView commitAnimations];
6914
6915     // XXX: fix Apple's layout bug
6916     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6917 }
6918
6919 #if 0
6920 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6921     // XXX: fix Apple's layout bug
6922     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6923 }
6924 #endif
6925
6926 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6927     bool dropped(dropped_);
6928
6929     if (dropped)
6930         [self raiseBar:NO];
6931
6932     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6933
6934     if (dropped)
6935         [self dropBar:NO];
6936
6937     // XXX: fix Apple's layout bug
6938     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6939 }
6940
6941 - (void) statusBarFrameChanged:(NSNotification *)notification {
6942     if (dropped_) {
6943         [self raiseBar:NO];
6944         [self dropBar:NO];
6945     }
6946 }
6947
6948 @end
6949 /* }}} */
6950 /* Cydia Navigation Controller {{{ */
6951 @interface CYNavigationController : UINavigationController {
6952     _transient Database *database_;
6953     _transient id<UINavigationControllerDelegate> delegate_;
6954 }
6955
6956 - (NSArray *) navigationURLCollection;
6957 - (id) initWithDatabase:(Database *)database;
6958 - (void) reloadData;
6959
6960 @end
6961
6962
6963 @implementation CYNavigationController
6964
6965 - (NSArray *) navigationURLCollection {
6966     NSMutableArray *stack([NSMutableArray array]);
6967
6968     for (CYViewController *controller in [self viewControllers]) {
6969         NSString *url = [[controller navigationURL] absoluteString];
6970         if (url != nil)
6971             [stack addObject:url];
6972     }
6973
6974     return stack;
6975 }
6976
6977 - (void) reloadData {
6978     for (CYViewController *page in [self viewControllers]) {
6979         // Only reload controllers that have already loaded.
6980         // This prevents a page from accidentally loading too
6981         // early if it hasn't been shown on the screen yet.
6982         if ([page hasLoaded])
6983             [page reloadData];
6984     }
6985 }
6986
6987 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6988     delegate_ = delegate;
6989 }
6990
6991 - (id) initWithDatabase:(Database *)database {
6992     if ((self = [super init]) != nil) {
6993         database_ = database;
6994     } return self;
6995 }
6996
6997 @end
6998 /* }}} */
6999
7000 /* Cydia:// Protocol {{{ */
7001 @interface CydiaURLProtocol : NSURLProtocol {
7002 }
7003
7004 @end
7005
7006 @implementation CydiaURLProtocol
7007
7008 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7009     NSURL *url([request URL]);
7010     if (url == nil)
7011         return NO;
7012
7013     NSString *scheme([[url scheme] lowercaseString]);
7014     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7015         return YES;
7016     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7017         return YES;
7018
7019     return NO;
7020 }
7021
7022 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7023     return request;
7024 }
7025
7026 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7027     id<NSURLProtocolClient> client([self client]);
7028     if (icon == nil)
7029         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7030     else {
7031         NSData *data(UIImagePNGRepresentation(icon));
7032
7033         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7034         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7035         [client URLProtocol:self didLoadData:data];
7036         [client URLProtocolDidFinishLoading:self];
7037     }
7038 }
7039
7040 - (void) startLoading {
7041     id<NSURLProtocolClient> client([self client]);
7042     NSURLRequest *request([self request]);
7043
7044     NSURL *url([request URL]);
7045     NSString *href([url absoluteString]);
7046     NSString *scheme([[url scheme] lowercaseString]);
7047
7048     NSString *path;
7049
7050     if ([scheme isEqualToString:@"cydia"])
7051         path = [href substringFromIndex:8];
7052     else if ([scheme isEqualToString:@"about"])
7053         path = [href substringFromIndex:12];
7054     else _assert(false);
7055
7056     NSRange slash([path rangeOfString:@"/"]);
7057
7058     NSString *command;
7059     if (slash.location == NSNotFound) {
7060         command = path;
7061         path = nil;
7062     } else {
7063         command = [path substringToIndex:slash.location];
7064         path = [path substringFromIndex:(slash.location + 1)];
7065     }
7066
7067     Database *database([Database sharedInstance]);
7068
7069     if ([command isEqualToString:@"package-icon"]) {
7070         if (path == nil)
7071             goto fail;
7072         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7073         Package *package([database packageWithName:path]);
7074         if (package == nil)
7075             goto fail;
7076         UIImage *icon([package icon]);
7077         [self _returnPNGWithImage:icon forRequest:request];
7078     } else if ([command isEqualToString:@"source-icon"]) {
7079         if (path == nil)
7080             goto fail;
7081         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7082         NSString *source(Simplify(path));
7083         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7084         if (icon == nil)
7085             icon = [UIImage applicationImageNamed:@"unknown.png"];
7086         [self _returnPNGWithImage:icon forRequest:request];
7087     } else if ([command isEqualToString:@"uikit-image"]) {
7088         if (path == nil)
7089             goto fail;
7090         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7091         UIImage *icon(_UIImageWithName(path));
7092         [self _returnPNGWithImage:icon forRequest:request];
7093     } else if ([command isEqualToString:@"section-icon"]) {
7094         if (path == nil)
7095             goto fail;
7096         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7097         NSString *section(Simplify(path));
7098         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7099         if (icon == nil)
7100             icon = [UIImage applicationImageNamed:@"unknown.png"];
7101         [self _returnPNGWithImage:icon forRequest:request];
7102     } else fail: {
7103         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7104     }
7105 }
7106
7107 - (void) stopLoading {
7108 }
7109
7110 @end
7111 /* }}} */
7112
7113 /* Section Controller {{{ */
7114 @interface SectionController : FilteredPackageListController {
7115     NSString *section_;
7116 }
7117
7118 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7119
7120 @end
7121
7122 @implementation SectionController
7123
7124 - (NSURL *) navigationURL {
7125     NSString *name = section_;
7126     if (name == nil)
7127         name = @"all";
7128
7129     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7130 }
7131
7132 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7133     NSString *title;
7134     if (name == nil)
7135         title = UCLocalize("ALL_PACKAGES");
7136     else if (![name isEqual:@""])
7137         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7138     else
7139         title = UCLocalize("NO_SECTION");
7140
7141     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7142         section_ = name;
7143     } return self;
7144 }
7145
7146 @end
7147 /* }}} */
7148 /* Sections Controller {{{ */
7149 @interface SectionsController : CYViewController <
7150     UITableViewDataSource,
7151     UITableViewDelegate
7152 > {
7153     _transient Database *database_;
7154     NSMutableArray *sections_;
7155     NSMutableArray *filtered_;
7156     UITableView *list_;
7157     BOOL editing_;
7158 }
7159
7160 - (id) initWithDatabase:(Database *)database;
7161 - (void) editButtonClicked;
7162
7163 @end
7164
7165 @implementation SectionsController
7166
7167 - (void) dealloc {
7168     [self releaseSubviews];
7169     [sections_ release];
7170     [filtered_ release];
7171
7172     [super dealloc];
7173 }
7174
7175 - (NSURL *) navigationURL {
7176     return [NSURL URLWithString:@"cydia://sections"];
7177 }
7178
7179 - (void) updateNavigationItem {
7180     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7181     if ([sections_ count] == 0) {
7182         [[self navigationItem] setRightBarButtonItem:nil];
7183     } else {
7184         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7185             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7186             target:self
7187             action:@selector(editButtonClicked)
7188         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7189     }
7190 }
7191
7192 - (BOOL) isEditing {
7193     return editing_;
7194 }
7195
7196 - (void) setEditing:(BOOL)editing {
7197     if ((editing_ = editing))
7198         [list_ reloadData];
7199     else
7200         [delegate_ updateData];
7201
7202     [self updateNavigationItem];
7203 }
7204
7205 - (void) viewDidAppear:(BOOL)animated {
7206     [super viewDidAppear:animated];
7207     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7208 }
7209
7210 - (void) viewWillDisappear:(BOOL)animated {
7211     [super viewWillDisappear:animated];
7212     if (editing_) [self setEditing:NO];
7213 }
7214
7215 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7216     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7217     return section;
7218 }
7219
7220 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7221     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7222 }
7223
7224 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7225     return 45.0f;
7226 }*/
7227
7228 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7229     static NSString *reuseIdentifier = @"SectionCell";
7230
7231     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7232     if (cell == nil)
7233         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7234
7235     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7236
7237     return cell;
7238 }
7239
7240 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7241     if (editing_)
7242         return;
7243
7244     Section *section = [self sectionAtIndexPath:indexPath];
7245
7246     SectionController *controller = [[[SectionController alloc]
7247         initWithDatabase:database_
7248         section:[section name]
7249     ] autorelease];
7250     [controller setDelegate:delegate_];
7251
7252     [[self navigationController] pushViewController:controller animated:YES];
7253 }
7254
7255 - (void) loadView {
7256     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7257
7258     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7259     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7260     [list_ setRowHeight:45.0f];
7261     [list_ setDataSource:self];
7262     [list_ setDelegate:self];
7263     [[self view] addSubview:list_];
7264 }
7265
7266 - (void) viewDidLoad {
7267     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7268 }
7269
7270 - (void) releaseSubviews {
7271     [list_ release];
7272     list_ = nil;
7273 }
7274
7275 - (id) initWithDatabase:(Database *)database {
7276     if ((self = [super init]) != nil) {
7277         database_ = database;
7278
7279         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7280         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7281     } return self;
7282 }
7283
7284 - (void) reloadData {
7285     [super reloadData];
7286
7287     NSArray *packages = [database_ packages];
7288
7289     [sections_ removeAllObjects];
7290     [filtered_ removeAllObjects];
7291
7292     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7293
7294     _trace();
7295     for (Package *package in packages) {
7296         NSString *name([package section]);
7297         NSString *key(name == nil ? @"" : name);
7298
7299         Section *section;
7300
7301         _profile(SectionsView$reloadData$Section)
7302             section = [sections objectForKey:key];
7303             if (section == nil) {
7304                 _profile(SectionsView$reloadData$Section$Allocate)
7305                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7306                     [sections setObject:section forKey:key];
7307                 _end
7308             }
7309         _end
7310
7311         [section addToCount];
7312
7313         _profile(SectionsView$reloadData$Filter)
7314             if (![package valid] || ![package visible])
7315                 continue;
7316         _end
7317
7318         [section addToRow];
7319     }
7320     _trace();
7321
7322     [sections_ addObjectsFromArray:[sections allValues]];
7323
7324     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7325
7326     for (Section *section in sections_) {
7327         size_t count([section row]);
7328         if (count == 0)
7329             continue;
7330
7331         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7332         [section setCount:count];
7333         [filtered_ addObject:section];
7334     }
7335
7336     [self updateNavigationItem];
7337     [list_ reloadData];
7338     _trace();
7339 }
7340
7341 - (void) editButtonClicked {
7342     [self setEditing:(!editing_)];
7343 }
7344
7345 @end
7346 /* }}} */
7347
7348 /* Changes Controller {{{ */
7349 @interface ChangesController : CYViewController <
7350     UITableViewDataSource,
7351     UITableViewDelegate
7352 > {
7353     _transient Database *database_;
7354     unsigned era_;
7355     CFMutableArrayRef packages_;
7356     NSMutableArray *sections_;
7357     UITableView *list_;
7358     unsigned upgrades_;
7359     BOOL hasSentFirstLoad_;
7360 }
7361
7362 - (id) initWithDatabase:(Database *)database;
7363
7364 @end
7365
7366 @implementation ChangesController
7367
7368 - (void) dealloc {
7369     [self releaseSubviews];
7370     CFRelease(packages_);
7371     [sections_ release];
7372
7373     [super dealloc];
7374 }
7375
7376 - (NSURL *) navigationURL {
7377     return [NSURL URLWithString:@"cydia://changes"];
7378 }
7379
7380 - (void) viewWillAppear:(BOOL)animated {
7381     // Loads after it appears, so don't load beforehand.
7382     loaded_ = YES;
7383     [super viewWillAppear:animated];
7384 }
7385
7386 - (void) viewDidAppear:(BOOL)animated {
7387     [super viewDidAppear:animated];
7388
7389     if (!hasSentFirstLoad_) {
7390         hasSentFirstLoad_ = YES;
7391         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7392     } else {
7393         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7394     }
7395 }
7396
7397 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7398     NSInteger count([sections_ count]);
7399     return count == 0 ? 1 : count;
7400 }
7401
7402 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7403     if ([sections_ count] == 0)
7404         return nil;
7405     return [[sections_ objectAtIndex:section] name];
7406 }
7407
7408 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7409     if ([sections_ count] == 0)
7410         return 0;
7411     return [[sections_ objectAtIndex:section] count];
7412 }
7413
7414 - (Package *) packageAtIndex:(NSUInteger)index {
7415     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7416 }
7417
7418 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7419 @synchronized (database_) {
7420     if ([database_ era] != era_)
7421         return nil;
7422
7423     NSUInteger sectionIndex([path section]);
7424     if (sectionIndex >= [sections_ count])
7425         return nil;
7426     Section *section([sections_ objectAtIndex:sectionIndex]);
7427     NSInteger row([path row]);
7428     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7429 } }
7430
7431 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7432     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7433     if (cell == nil)
7434         cell = [[[PackageCell alloc] init] autorelease];
7435     [cell setPackage:[self packageAtIndexPath:path]];
7436     return cell;
7437 }
7438
7439 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7440     Package *package([self packageAtIndexPath:path]);
7441     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7442     [view setDelegate:delegate_];
7443     [[self navigationController] pushViewController:view animated:YES];
7444     return path;
7445 }
7446
7447 - (void) refreshButtonClicked {
7448     [delegate_ beginUpdate];
7449     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7450 }
7451
7452 - (void) upgradeButtonClicked {
7453     [delegate_ distUpgrade];
7454 }
7455
7456 - (void) loadView {
7457     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7458
7459     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7460     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7461     [list_ setRowHeight:73];
7462     [list_ setDataSource:self];
7463     [list_ setDelegate:self];
7464     [[self view] addSubview:list_];
7465 }
7466
7467 - (void) viewDidLoad {
7468     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7469 }
7470
7471 - (void) releaseSubviews {
7472     [list_ release];
7473     list_ = nil;
7474 }
7475
7476 - (id) initWithDatabase:(Database *)database {
7477     if ((self = [super init]) != nil) {
7478         database_ = database;
7479
7480         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7481         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7482     } return self;
7483 }
7484
7485 // this mostly works because reloadData (below) is @synchronized (database_)
7486 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7487 - (void) _reloadPackages:(NSArray *)packages {
7488     CFRelease(packages_);
7489     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7490
7491     _trace();
7492     _profile(ChangesController$_reloadPackages$Filter)
7493         for (Package *package in packages)
7494             if ([package upgradableAndEssential:YES] || [package visible])
7495                 CFArrayAppendValue(packages_, package);
7496     _end
7497     _trace();
7498     _profile(ChangesController$_reloadPackages$radixSort)
7499         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7500     _end
7501     _trace();
7502 }
7503
7504 - (void) reloadData {
7505 @synchronized (database_) {
7506     era_ = [database_ era];
7507     NSArray *packages = [database_ packages];
7508
7509     [sections_ removeAllObjects];
7510
7511 #if 1
7512     UIProgressHUD *hud([delegate_ addProgressHUD]);
7513     [hud setText:UCLocalize("LOADING")];
7514     //NSLog(@"HUD:%@::%@", delegate_, hud);
7515     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7516     [delegate_ removeProgressHUD:hud];
7517 #else
7518     [self _reloadPackages:packages];
7519 #endif
7520
7521     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7522     Section *ignored = nil;
7523     Section *section = nil;
7524     time_t last = 0;
7525
7526     upgrades_ = 0;
7527     bool unseens = false;
7528
7529     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7530
7531     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7532         Package *package = [self packageAtIndex:offset];
7533
7534         BOOL uae = [package upgradableAndEssential:YES];
7535
7536         if (!uae) {
7537             unseens = true;
7538             time_t seen([package seen]);
7539
7540             if (section == nil || last != seen) {
7541                 last = seen;
7542
7543                 NSString *name;
7544                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7545                 [name autorelease];
7546
7547                 _profile(ChangesController$reloadData$Allocate)
7548                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7549                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7550                     [sections_ addObject:section];
7551                 _end
7552             }
7553
7554             [section addToCount];
7555         } else if ([package ignored]) {
7556             if (ignored == nil) {
7557                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7558             }
7559             [ignored addToCount];
7560         } else {
7561             ++upgrades_;
7562             [upgradable addToCount];
7563         }
7564     }
7565     _trace();
7566
7567     CFRelease(formatter);
7568
7569     if (unseens) {
7570         Section *last = [sections_ lastObject];
7571         size_t count = [last count];
7572         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7573         [sections_ removeLastObject];
7574     }
7575
7576     if ([ignored count] != 0)
7577         [sections_ insertObject:ignored atIndex:0];
7578     if (upgrades_ != 0)
7579         [sections_ insertObject:upgradable atIndex:0];
7580
7581     [list_ reloadData];
7582
7583     if (upgrades_ > 0)
7584         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7585             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7586             style:UIBarButtonItemStylePlain
7587             target:self
7588             action:@selector(upgradeButtonClicked)
7589         ] autorelease]];
7590
7591     if (![delegate_ updating])
7592         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7593             initWithTitle:UCLocalize("REFRESH")
7594             style:UIBarButtonItemStylePlain
7595             target:self
7596             action:@selector(refreshButtonClicked)
7597         ] autorelease]];
7598
7599     PrintTimes();
7600 } }
7601
7602 @end
7603 /* }}} */
7604 /* Search Controller {{{ */
7605 @interface SearchController : FilteredPackageListController <
7606     UISearchBarDelegate
7607 > {
7608     UISearchBar *search_;
7609     BOOL searchloaded_;
7610 }
7611
7612 - (id) initWithDatabase:(Database *)database;
7613 - (void) setSearchTerm:(NSString *)term;
7614 - (void) reloadData;
7615
7616 @end
7617
7618 @implementation SearchController
7619
7620 - (void) dealloc {
7621     [search_ release];
7622     [super dealloc];
7623 }
7624
7625 - (NSURL *) navigationURL {
7626     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7627         return [NSURL URLWithString:@"cydia://search"];
7628     else
7629         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7630 }
7631
7632 - (void) setSearchTerm:(NSString *)searchTerm {
7633     [search_ setText:searchTerm];
7634     [self reloadData];
7635 }
7636
7637 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7638     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7639     [search_ resignFirstResponder];
7640     [self reloadData];
7641 }
7642
7643 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7644     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7645     [self reloadData];
7646 }
7647
7648 - (id) initWithDatabase:(Database *)database {
7649     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7650         search_ = [[UISearchBar alloc] init];
7651     } return self;
7652 }
7653
7654 - (void) viewDidAppear:(BOOL)animated {
7655     [super viewDidAppear:animated];
7656
7657     if (!searchloaded_) {
7658         searchloaded_ = YES;
7659         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7660         [search_ layoutSubviews];
7661         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7662
7663         UITextField *textField;
7664         if ([search_ respondsToSelector:@selector(searchField)])
7665             textField = [search_ searchField];
7666         else
7667             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7668
7669         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7670         [search_ setDelegate:self];
7671         [textField setEnablesReturnKeyAutomatically:NO];
7672         [[self navigationItem] setTitleView:textField];
7673     }
7674 }
7675
7676 - (void) reloadData {
7677     [self setObject:[search_ text]];
7678     [super reloadData];
7679     [self resetCursor];
7680 }
7681
7682 - (void) didSelectPackage:(Package *)package {
7683     [search_ resignFirstResponder];
7684     [super didSelectPackage:package];
7685 }
7686
7687 @end
7688 /* }}} */
7689 /* Package Settings Controller {{{ */
7690 @interface PackageSettingsController : CYViewController <
7691     UITableViewDataSource,
7692     UITableViewDelegate
7693 > {
7694     _transient Database *database_;
7695     NSString *name_;
7696     Package *package_;
7697     UITableView *table_;
7698     UISwitch *subscribedSwitch_;
7699     UISwitch *ignoredSwitch_;
7700     UITableViewCell *subscribedCell_;
7701     UITableViewCell *ignoredCell_;
7702 }
7703
7704 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7705
7706 @end
7707
7708 @implementation PackageSettingsController
7709
7710 - (void) dealloc {
7711     [self releaseSubviews];
7712     [name_ release];
7713     [package_ release];
7714
7715     [super dealloc];
7716 }
7717
7718 - (NSURL *) navigationURL {
7719     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7720 }
7721
7722 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7723     if (package_ == nil)
7724         return 0;
7725
7726     if ([package_ installed] == nil)
7727         return 1;
7728     else
7729         return 2;
7730 }
7731
7732 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7733     if (package_ == nil)
7734         return 0;
7735
7736     // both sections contain just one item right now.
7737     return 1;
7738 }
7739
7740 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7741     return nil;
7742 }
7743
7744 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7745     if (section == 0)
7746         return UCLocalize("SHOW_ALL_CHANGES_EX");
7747     else
7748         return UCLocalize("IGNORE_UPGRADES_EX");
7749 }
7750
7751 - (void) onSubscribed:(id)control {
7752     bool value([control isOn]);
7753     if (package_ == nil)
7754         return;
7755     if ([package_ setSubscribed:value])
7756         [delegate_ updateData];
7757 }
7758
7759 - (void) _updateIgnored {
7760     const char *package([name_ UTF8String]);
7761     bool on([ignoredSwitch_ isOn]);
7762
7763     pid_t pid(ExecFork());
7764     if (pid == 0) {
7765         FILE *dpkg(popen("dpkg --set-selections", "w"));
7766         fwrite(package, strlen(package), 1, dpkg);
7767
7768         if (on)
7769             fwrite(" hold\n", 6, 1, dpkg);
7770         else
7771             fwrite(" install\n", 9, 1, dpkg);
7772
7773         pclose(dpkg);
7774
7775         exit(0);
7776         _assert(false);
7777     }
7778
7779     _forever {
7780         int status;
7781         int result(waitpid(pid, &status, 0));
7782
7783         if (result != -1) {
7784             _assert(result == pid);
7785             break;
7786         }
7787     }
7788 }
7789
7790 - (void) onIgnored:(id)control {
7791     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7792     [invocation setTarget:self];
7793     [invocation setSelector:@selector(_updateIgnored)];
7794
7795     [delegate_ reloadDataWithInvocation:invocation];
7796 }
7797
7798 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7799     if (package_ == nil)
7800         return nil;
7801
7802     switch ([indexPath section]) {
7803         case 0: return subscribedCell_;
7804         case 1: return ignoredCell_;
7805
7806         _nodefault
7807     }
7808
7809     return nil;
7810 }
7811
7812 - (void) loadView {
7813     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7814
7815     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7816     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7817     [table_ setDataSource:self];
7818     [table_ setDelegate:self];
7819     [[self view] addSubview:table_];
7820
7821     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7822     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7823     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7824
7825     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7826     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7827     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7828
7829     subscribedCell_ = [[UITableViewCell alloc] init];
7830     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7831     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7832     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7833
7834     ignoredCell_ = [[UITableViewCell alloc] init];
7835     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7836     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7837     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7838 }
7839
7840 - (void) viewDidLoad {
7841     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7842 }
7843
7844 - (void) releaseSubviews {
7845     [ignoredCell_ release];
7846     ignoredCell_ = nil;
7847
7848     [subscribedCell_ release];
7849     subscribedCell_ = nil;
7850
7851     [table_ release];
7852     table_ = nil;
7853
7854     [ignoredSwitch_ release];
7855     ignoredSwitch_ = nil;
7856
7857     [subscribedSwitch_ release];
7858     subscribedSwitch_ = nil;
7859 }
7860
7861 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7862     if ((self = [super init]) != nil) {
7863         database_ = database;
7864         name_ = [package retain];
7865     } return self;
7866 }
7867
7868 - (void) reloadData {
7869     [super reloadData];
7870
7871     if (package_ != nil)
7872         [package_ autorelease];
7873     package_ = [database_ packageWithName:name_];
7874
7875     if (package_ != nil) {
7876         package_ = [package_ retain];
7877         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7878         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7879     } // XXX: what now, G?
7880
7881     [table_ reloadData];
7882 }
7883
7884 @end
7885 /* }}} */
7886
7887 /* Installed Controller {{{ */
7888 @interface InstalledController : FilteredPackageListController {
7889     BOOL expert_;
7890 }
7891
7892 - (id) initWithDatabase:(Database *)database;
7893
7894 - (void) updateRoleButton;
7895 - (void) queueStatusDidChange;
7896
7897 @end
7898
7899 @implementation InstalledController
7900
7901 - (void) dealloc {
7902     [super dealloc];
7903 }
7904
7905 - (NSURL *) navigationURL {
7906     return [NSURL URLWithString:@"cydia://installed"];
7907 }
7908
7909 - (id) initWithDatabase:(Database *)database {
7910     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7911         [self updateRoleButton];
7912         [self queueStatusDidChange];
7913     } return self;
7914 }
7915
7916 #if !AlwaysReload
7917 - (void) queueButtonClicked {
7918     [delegate_ queue];
7919 }
7920 #endif
7921
7922 - (void) queueStatusDidChange {
7923 #if !AlwaysReload
7924     if (IsWildcat_) {
7925         if (Queuing_) {
7926             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7927                 initWithTitle:UCLocalize("QUEUE")
7928                 style:UIBarButtonItemStyleDone
7929                 target:self
7930                 action:@selector(queueButtonClicked)
7931             ] autorelease]];
7932         } else {
7933             [[self navigationItem] setLeftBarButtonItem:nil];
7934         }
7935     }
7936 #endif
7937 }
7938
7939 - (void) updateRoleButton {
7940     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7941         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7942             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7943             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7944             target:self
7945             action:@selector(roleButtonClicked)
7946         ] autorelease]];
7947 }
7948
7949 - (void) roleButtonClicked {
7950     [self setObject:[NSNumber numberWithBool:expert_]];
7951     [self reloadData];
7952     expert_ = !expert_;
7953
7954     [self updateRoleButton];
7955 }
7956
7957 @end
7958 /* }}} */
7959
7960 /* Source Cell {{{ */
7961 @interface SourceCell : CYTableViewCell <
7962     ContentDelegate
7963 > {
7964     UIImage *icon_;
7965     NSString *origin_;
7966     NSString *label_;
7967 }
7968
7969 - (void) setSource:(Source *)source;
7970
7971 @end
7972
7973 @implementation SourceCell
7974
7975 - (void) clearSource {
7976     [icon_ release];
7977     [origin_ release];
7978     [label_ release];
7979
7980     icon_ = nil;
7981     origin_ = nil;
7982     label_ = nil;
7983 }
7984
7985 - (void) setSource:(Source *)source {
7986     [self clearSource];
7987
7988     if (icon_ == nil)
7989         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7990     if (icon_ == nil)
7991         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7992     icon_ = [icon_ retain];
7993
7994     origin_ = [[source name] retain];
7995     label_ = [[source uri] retain];
7996
7997     [content_ setNeedsDisplay];
7998 }
7999
8000 - (void) dealloc {
8001     [self clearSource];
8002     [super dealloc];
8003 }
8004
8005 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8006     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8007         UIView *content([self contentView]);
8008         CGRect bounds([content bounds]);
8009
8010         content_ = [[ContentView alloc] initWithFrame:bounds];
8011         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8012         [content_ setBackgroundColor:[UIColor whiteColor]];
8013         [content addSubview:content_];
8014
8015         [content_ setDelegate:self];
8016         [content_ setOpaque:YES];
8017     } return self;
8018 }
8019
8020 - (NSString *) accessibilityLabel {
8021     return label_;
8022 }
8023
8024 - (void) drawContentRect:(CGRect)rect {
8025     bool highlighted(highlighted_);
8026     float width(rect.size.width);
8027
8028     if (icon_ != nil)
8029         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8030
8031     if (highlighted)
8032         UISetColor(White_);
8033
8034     if (!highlighted)
8035         UISetColor(Black_);
8036     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8037
8038     if (!highlighted)
8039         UISetColor(Blue_);
8040     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8041 }
8042
8043 @end
8044 /* }}} */
8045 /* Source Controller {{{ */
8046 @interface SourceController : FilteredPackageListController {
8047     _transient Source *source_;
8048     NSString *key_;
8049 }
8050
8051 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8052
8053 @end
8054
8055 @implementation SourceController
8056
8057 - (NSURL *) navigationURL {
8058     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8059 }
8060
8061 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8062     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8063         source_ = source;
8064         key_ = [[source key] retain];
8065     } return self;
8066 }
8067
8068 - (void) reloadData {
8069     source_ = [database_ sourceWithKey:key_];
8070     [key_ release];
8071     key_ = [[source_ key] retain];
8072     [self setObject:source_];
8073     [[self navigationItem] setTitle:[source_ label]];
8074
8075     [super reloadData];
8076 }
8077
8078 @end
8079 /* }}} */
8080 /* Sources Controller {{{ */
8081 @interface SourcesController : CYViewController <
8082     UITableViewDataSource,
8083     UITableViewDelegate
8084 > {
8085     _transient Database *database_;
8086     UITableView *list_;
8087     NSMutableArray *sources_;
8088     int offset_;
8089
8090     NSString *href_;
8091     UIProgressHUD *hud_;
8092     NSError *error_;
8093
8094     //NSURLConnection *installer_;
8095     NSURLConnection *trivial_;
8096     NSURLConnection *trivial_bz2_;
8097     NSURLConnection *trivial_gz_;
8098     //NSURLConnection *automatic_;
8099
8100     BOOL cydia_;
8101 }
8102
8103 - (id) initWithDatabase:(Database *)database;
8104 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8105
8106 @end
8107
8108 @implementation SourcesController
8109
8110 - (void) _releaseConnection:(NSURLConnection *)connection {
8111     if (connection != nil) {
8112         [connection cancel];
8113         //[connection setDelegate:nil];
8114         [connection release];
8115     }
8116 }
8117
8118 - (void) dealloc {
8119     [self releaseSubviews];
8120
8121     [href_ release];
8122     [hud_ release];
8123     [error_ release];
8124
8125     //[self _releaseConnection:installer_];
8126     [self _releaseConnection:trivial_];
8127     [self _releaseConnection:trivial_gz_];
8128     [self _releaseConnection:trivial_bz2_];
8129     //[self _releaseConnection:automatic_];
8130
8131     [sources_ release];
8132     [super dealloc];
8133 }
8134
8135 - (NSURL *) navigationURL {
8136     return [NSURL URLWithString:@"cydia://sources"];
8137 }
8138
8139 - (void) viewDidAppear:(BOOL)animated {
8140     [super viewDidAppear:animated];
8141     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8142 }
8143
8144 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8145     return offset_ == 0 ? 1 : 2;
8146 }
8147
8148 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8149     switch (section + (offset_ == 0 ? 1 : 0)) {
8150         case 0: return UCLocalize("ENTERED_BY_USER");
8151         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8152
8153         _nodefault
8154     }
8155 }
8156
8157 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8158     int count = [sources_ count];
8159     switch (section) {
8160         case 0: return (offset_ == 0 ? count : offset_);
8161         case 1: return count - offset_;
8162
8163         _nodefault
8164     }
8165 }
8166
8167 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8168     unsigned idx = 0;
8169     switch (indexPath.section) {
8170         case 0: idx = indexPath.row; break;
8171         case 1: idx = indexPath.row + offset_; break;
8172
8173         _nodefault
8174     }
8175     return [sources_ objectAtIndex:idx];
8176 }
8177
8178 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8179     static NSString *cellIdentifier = @"SourceCell";
8180
8181     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8182     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8183     [cell setSource:[self sourceAtIndexPath:indexPath]];
8184     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8185
8186     return cell;
8187 }
8188
8189 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8190     Source *source = [self sourceAtIndexPath:indexPath];
8191
8192     SourceController *controller = [[[SourceController alloc]
8193         initWithDatabase:database_
8194         source:source
8195     ] autorelease];
8196
8197     [controller setDelegate:delegate_];
8198
8199     [[self navigationController] pushViewController:controller animated:YES];
8200 }
8201
8202 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8203     Source *source = [self sourceAtIndexPath:indexPath];
8204     return [source record] != nil;
8205 }
8206
8207 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8208     Source *source = [self sourceAtIndexPath:indexPath];
8209     [Sources_ removeObjectForKey:[source key]];
8210     [delegate_ syncData];
8211 }
8212
8213 - (void) complete {
8214     [delegate_ addTrivialSource:href_];
8215     [delegate_ syncData];
8216 }
8217
8218 - (NSString *) getWarning {
8219     NSString *href(href_);
8220     NSRange colon([href rangeOfString:@"://"]);
8221     if (colon.location != NSNotFound)
8222         href = [href substringFromIndex:(colon.location + 3)];
8223     href = [href stringByAddingPercentEscapes];
8224     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8225     href = [href stringByCachingURLWithCurrentCDN];
8226
8227     NSURL *url([NSURL URLWithString:href]);
8228
8229     NSStringEncoding encoding;
8230     NSError *error(nil);
8231
8232     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8233         return [warning length] == 0 ? nil : warning;
8234     return nil;
8235 }
8236
8237 - (void) _endConnection:(NSURLConnection *)connection {
8238     // XXX: the memory management in this method is horribly awkward
8239
8240     NSURLConnection **field = NULL;
8241     if (connection == trivial_)
8242         field = &trivial_;
8243     else if (connection == trivial_bz2_)
8244         field = &trivial_bz2_;
8245     else if (connection == trivial_gz_)
8246         field = &trivial_gz_;
8247     _assert(field != NULL);
8248     [connection release];
8249     *field = nil;
8250
8251     if (
8252         trivial_ == nil &&
8253         trivial_bz2_ == nil &&
8254         trivial_gz_ == nil
8255     ) {
8256         bool defer(false);
8257
8258         if (cydia_) {
8259             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8260                 defer = true;
8261
8262                 UIAlertView *alert = [[[UIAlertView alloc]
8263                     initWithTitle:UCLocalize("SOURCE_WARNING")
8264                     message:warning
8265                     delegate:self
8266                     cancelButtonTitle:UCLocalize("CANCEL")
8267                     otherButtonTitles:
8268                         UCLocalize("ADD_ANYWAY"),
8269                     nil
8270                 ] autorelease];
8271
8272                 [alert setContext:@"warning"];
8273                 [alert setNumberOfRows:1];
8274                 [alert show];
8275             } else
8276                 [self complete];
8277         } else if (error_ != nil) {
8278             UIAlertView *alert = [[[UIAlertView alloc]
8279                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8280                 message:[error_ localizedDescription]
8281                 delegate:self
8282                 cancelButtonTitle:UCLocalize("OK")
8283                 otherButtonTitles:nil
8284             ] autorelease];
8285
8286             [alert setContext:@"urlerror"];
8287             [alert show];
8288         } else {
8289             UIAlertView *alert = [[[UIAlertView alloc]
8290                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8291                 message:UCLocalize("NOT_REPOSITORY_EX")
8292                 delegate:self
8293                 cancelButtonTitle:UCLocalize("OK")
8294                 otherButtonTitles:nil
8295             ] autorelease];
8296
8297             [alert setContext:@"trivial"];
8298             [alert show];
8299         }
8300
8301         [delegate_ releaseNetworkActivityIndicator];
8302
8303         [delegate_ removeProgressHUD:hud_];
8304         [hud_ autorelease];
8305         hud_ = nil;
8306
8307         if (!defer) {
8308             [href_ release];
8309             href_ = nil;
8310         }
8311
8312         if (error_ != nil) {
8313             [error_ release];
8314             error_ = nil;
8315         }
8316     }
8317 }
8318
8319 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8320     switch ([response statusCode]) {
8321         case 200:
8322             cydia_ = YES;
8323     }
8324 }
8325
8326 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8327     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8328     if (error_ != nil)
8329         error_ = [error retain];
8330     [self _endConnection:connection];
8331 }
8332
8333 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8334     [self _endConnection:connection];
8335 }
8336
8337 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8338     NSMutableURLRequest *request = [NSMutableURLRequest
8339         requestWithURL:[NSURL URLWithString:href]
8340         cachePolicy:NSURLRequestUseProtocolCachePolicy
8341         timeoutInterval:120.0
8342     ];
8343
8344     [request setHTTPMethod:method];
8345
8346     if (Machine_ != NULL)
8347         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8348     if (UniqueID_ != nil)
8349         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8350     if (Role_ != nil)
8351         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8352
8353     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8354 }
8355
8356 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8357     NSString *context([alert context]);
8358
8359     if ([context isEqualToString:@"source"]) {
8360         switch (button) {
8361             case 1: {
8362                 NSString *href = [[alert textField] text];
8363
8364                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8365
8366                 if (![href hasSuffix:@"/"])
8367                     href_ = [href stringByAppendingString:@"/"];
8368                 else
8369                     href_ = href;
8370                 href_ = [href_ retain];
8371
8372                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8373                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8374                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8375                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8376
8377                 cydia_ = false;
8378
8379                 // XXX: this is stupid
8380                 hud_ = [[delegate_ addProgressHUD] retain];
8381                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8382                 [delegate_ retainNetworkActivityIndicator];
8383             } break;
8384
8385             case 0:
8386             break;
8387
8388             _nodefault
8389         }
8390
8391         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8392     } else if ([context isEqualToString:@"trivial"])
8393         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8394     else if ([context isEqualToString:@"urlerror"])
8395         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8396     else if ([context isEqualToString:@"warning"]) {
8397         switch (button) {
8398             case 1:
8399                 [self complete];
8400             break;
8401
8402             case 0:
8403             break;
8404
8405             _nodefault
8406         }
8407
8408         [href_ release];
8409         href_ = nil;
8410
8411         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8412     }
8413 }
8414
8415 - (void) loadView {
8416     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8417
8418     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8419     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8420     [list_ setRowHeight:56];
8421     [list_ setDataSource:self];
8422     [list_ setDelegate:self];
8423     [[self view] addSubview:list_];
8424 }
8425
8426 - (void) viewDidLoad {
8427     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8428     [self updateButtonsForEditingStatus:NO animated:NO];
8429 }
8430
8431 - (void) releaseSubviews {
8432     [list_ release];
8433     list_ = nil;
8434 }
8435
8436 - (id) initWithDatabase:(Database *)database {
8437     if ((self = [super init]) != nil) {
8438         database_ = database;
8439         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8440     } return self;
8441 }
8442
8443 - (void) reloadData {
8444     [super reloadData];
8445
8446     pkgSourceList list;
8447     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8448         return;
8449
8450     [sources_ removeAllObjects];
8451     [sources_ addObjectsFromArray:[database_ sources]];
8452     _trace();
8453     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8454     _trace();
8455
8456     int count([sources_ count]);
8457     offset_ = 0;
8458     for (int i = 0; i != count; i++) {
8459         if ([[sources_ objectAtIndex:i] record] == nil)
8460             break;
8461         offset_++;
8462     }
8463
8464     [list_ setEditing:NO];
8465     [self updateButtonsForEditingStatus:NO animated:NO];
8466     [list_ reloadData];
8467 }
8468
8469 - (void) showAddSourcePrompt {
8470     UIAlertView *alert = [[[UIAlertView alloc]
8471         initWithTitle:UCLocalize("ENTER_APT_URL")
8472         message:nil
8473         delegate:self
8474         cancelButtonTitle:UCLocalize("CANCEL")
8475         otherButtonTitles:
8476             UCLocalize("ADD_SOURCE"),
8477         nil
8478     ] autorelease];
8479
8480     [alert setContext:@"source"];
8481     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8482
8483     [alert setNumberOfRows:1];
8484     [alert addTextFieldWithValue:@"http://" label:@""];
8485
8486     UITextInputTraits *traits = [[alert textField] textInputTraits];
8487     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8488     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8489     [traits setKeyboardType:UIKeyboardTypeURL];
8490     // XXX: UIReturnKeyDone
8491     [traits setReturnKeyType:UIReturnKeyNext];
8492
8493     [alert show];
8494 }
8495
8496 - (void) addButtonClicked {
8497     [self showAddSourcePrompt];
8498 }
8499
8500 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8501     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8502         initWithTitle:UCLocalize("ADD")
8503         style:UIBarButtonItemStylePlain
8504         target:self
8505         action:@selector(addButtonClicked)
8506     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8507
8508     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8509         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8510         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8511         target:self
8512         action:@selector(editButtonClicked)
8513     ] autorelease] animated:animated];
8514
8515     if (IsWildcat_ && !editing)
8516         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8517             initWithTitle:UCLocalize("SETTINGS")
8518             style:UIBarButtonItemStylePlain
8519             target:self
8520             action:@selector(settingsButtonClicked)
8521         ] autorelease]];
8522 }
8523
8524 - (void) settingsButtonClicked {
8525     [delegate_ showSettings];
8526 }
8527
8528 - (void) editButtonClicked {
8529     [list_ setEditing:![list_ isEditing] animated:YES];
8530
8531     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8532 }
8533
8534 @end
8535 /* }}} */
8536
8537 /* Settings Controller {{{ */
8538 @interface SettingsController : CYViewController <
8539     UITableViewDataSource,
8540     UITableViewDelegate
8541 > {
8542     _transient Database *database_;
8543     // XXX: ok, "roledelegate_"?...
8544     _transient id roledelegate_;
8545     UITableView *table_;
8546     UISegmentedControl *segment_;
8547     UIView *container_;
8548 }
8549
8550 - (void) showDoneButton;
8551 - (void) resizeSegmentedControl;
8552
8553 @end
8554
8555 @implementation SettingsController
8556
8557 - (void) dealloc {
8558     [self releaseSubviews];
8559
8560     [super dealloc];
8561 }
8562
8563 - (void) loadView {
8564     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8565
8566     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8567     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8568     [table_ setDelegate:self];
8569     [table_ setDataSource:self];
8570     [[self view] addSubview:table_];
8571
8572     NSArray *items = [NSArray arrayWithObjects:
8573         UCLocalize("USER"),
8574         UCLocalize("HACKER"),
8575         UCLocalize("DEVELOPER"),
8576     nil];
8577     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8578     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8579     [container_ addSubview:segment_];
8580 }
8581
8582 - (void) viewDidLoad {
8583     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8584
8585     int index = -1;
8586     if ([Role_ isEqualToString:@"User"]) index = 0;
8587     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8588     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8589     if (index != -1) {
8590         [segment_ setSelectedSegmentIndex:index];
8591         [self showDoneButton];
8592     }
8593
8594     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8595     [self resizeSegmentedControl];
8596 }
8597
8598 - (void) releaseSubviews {
8599     [table_ release];
8600     table_ = nil;
8601
8602     [segment_ release];
8603     segment_ = nil;
8604
8605     [container_ release];
8606     container_ = nil;
8607 }
8608
8609 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8610     if ((self = [super init]) != nil) {
8611         database_ = database;
8612         roledelegate_ = delegate;
8613     } return self;
8614 }
8615
8616 - (void) resizeSegmentedControl {
8617     CGFloat width = [[self view] frame].size.width;
8618     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8619 }
8620
8621 - (void) viewWillAppear:(BOOL)animated {
8622     [super viewWillAppear:animated];
8623
8624     [self resizeSegmentedControl];
8625 }
8626
8627 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8628     [self resizeSegmentedControl];
8629 }
8630
8631 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8632     [self resizeSegmentedControl];
8633 }
8634
8635 - (void) save {
8636     NSString *role(nil);
8637
8638     switch ([segment_ selectedSegmentIndex]) {
8639         case 0: role = @"User"; break;
8640         case 1: role = @"Hacker"; break;
8641         case 2: role = @"Developer"; break;
8642
8643         _nodefault
8644     }
8645
8646     if (![role isEqualToString:Role_]) {
8647         bool rolling(Role_ == nil);
8648         Role_ = role;
8649
8650         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8651             Role_, @"Role",
8652         nil];
8653
8654         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8655         Changed_ = true;
8656
8657         if (rolling)
8658             [roledelegate_ loadData];
8659         else
8660             [roledelegate_ updateData];
8661     }
8662 }
8663
8664 - (void) segmentChanged:(UISegmentedControl *)control {
8665     [self showDoneButton];
8666 }
8667
8668 - (void) saveAndClose {
8669     [self save];
8670
8671     [[self navigationItem] setRightBarButtonItem:nil];
8672     [[self navigationController] dismissModalViewControllerAnimated:YES];
8673 }
8674
8675 - (void) doneButtonClicked {
8676     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8677     [spinner startAnimating];
8678     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8679     [[self navigationItem] setRightBarButtonItem:spinItem];
8680
8681     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8682 }
8683
8684 - (void) showDoneButton {
8685     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8686         initWithTitle:UCLocalize("DONE")
8687         style:UIBarButtonItemStyleDone
8688         target:self
8689         action:@selector(doneButtonClicked)
8690     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8691 }
8692
8693 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8694     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8695     return 6;
8696 }
8697
8698 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8699     return 0; // :(
8700 }
8701
8702 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8703     return nil; // This method is required by the protocol.
8704 }
8705
8706 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8707     if (section == 1)
8708         return UCLocalize("ROLE_EX");
8709     if (section == 4)
8710         return [NSString stringWithFormat:
8711             @"%@: %@\n%@: %@\n%@: %@",
8712             UCLocalize("USER"), UCLocalize("USER_EX"),
8713             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8714             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8715         ];
8716     else return nil;
8717 }
8718
8719 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8720     return section == 3 ? 44.0f : 0;
8721 }
8722
8723 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8724     return section == 3 ? container_ : nil;
8725 }
8726
8727 - (void) reloadData {
8728     [super reloadData];
8729     [table_ reloadData];
8730 }
8731
8732 @end
8733 /* }}} */
8734 /* Stash Controller {{{ */
8735 @interface StashController : CYViewController {
8736     UIActivityIndicatorView *spinner_;
8737     UILabel *status_;
8738     UILabel *caption_;
8739 }
8740
8741 @end
8742
8743 @implementation StashController
8744
8745 - (void) dealloc {
8746     [self releaseSubviews];
8747
8748     [super dealloc];
8749 }
8750
8751 - (void) loadView {
8752     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8753     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8754
8755     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8756     CGRect spinrect = [spinner_ frame];
8757     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8758     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8759     [spinner_ setFrame:spinrect];
8760     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8761     [[self view] addSubview:spinner_];
8762     [spinner_ startAnimating];
8763
8764     CGRect captrect;
8765     captrect.size.width = [[self view] frame].size.width;
8766     captrect.size.height = 40.0f;
8767     captrect.origin.x = 0;
8768     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8769     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8770     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8771     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8772     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8773     [caption_ setTextColor:[UIColor whiteColor]];
8774     [caption_ setBackgroundColor:[UIColor clearColor]];
8775     [caption_ setShadowColor:[UIColor blackColor]];
8776     [caption_ setTextAlignment:UITextAlignmentCenter];
8777     [[self view] addSubview:caption_];
8778
8779     CGRect statusrect;
8780     statusrect.size.width = [[self view] frame].size.width;
8781     statusrect.size.height = 30.0f;
8782     statusrect.origin.x = 0;
8783     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8784     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8785     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8786     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8787     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8788     [status_ setTextColor:[UIColor whiteColor]];
8789     [status_ setBackgroundColor:[UIColor clearColor]];
8790     [status_ setShadowColor:[UIColor blackColor]];
8791     [status_ setTextAlignment:UITextAlignmentCenter];
8792     [[self view] addSubview:status_];
8793 }
8794
8795 - (void) releaseSubviews {
8796     [spinner_ release];
8797     spinner_ = nil;
8798
8799     [status_ release];
8800     status_ = nil;
8801
8802     [caption_ release];
8803     caption_ = nil;
8804 }
8805
8806 @end
8807 /* }}} */
8808
8809 @interface Cydia : UIApplication <
8810     ConfirmationControllerDelegate,
8811     DatabaseDelegate,
8812     CydiaDelegate,
8813     UINavigationControllerDelegate,
8814     UITabBarControllerDelegate
8815 > {
8816     // XXX: evaluate all fields for _transient
8817
8818     UIWindow *window_;
8819     CYTabBarController *tabbar_;
8820     CYEmulatedLoadingController *emulated_;
8821
8822     NSMutableArray *essential_;
8823     NSMutableArray *broken_;
8824
8825     Database *database_;
8826
8827     NSURL *starturl_;
8828
8829     unsigned locked_;
8830     unsigned activity_;
8831
8832     StashController *stash_;
8833
8834     bool loaded_;
8835 }
8836
8837 - (void) loadData;
8838
8839 @end
8840
8841 @implementation Cydia
8842
8843 - (void) beginUpdate {
8844     [tabbar_ beginUpdate];
8845 }
8846
8847 - (BOOL) updating {
8848     return [tabbar_ updating];
8849 }
8850
8851 - (void) _loaded {
8852     if ([broken_ count] != 0) {
8853         int count = [broken_ count];
8854
8855         UIAlertView *alert = [[[UIAlertView alloc]
8856             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8857             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8858             delegate:self
8859             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8860             otherButtonTitles:
8861                 UCLocalize("TEMPORARY_IGNORE"),
8862             nil
8863         ] autorelease];
8864
8865         [alert setContext:@"fixhalf"];
8866         [alert setNumberOfRows:2];
8867         [alert show];
8868     } else if (!Ignored_ && [essential_ count] != 0) {
8869         int count = [essential_ count];
8870
8871         UIAlertView *alert = [[[UIAlertView alloc]
8872             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8873             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8874             delegate:self
8875             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8876             otherButtonTitles:
8877                 UCLocalize("UPGRADE_ESSENTIAL"),
8878                 UCLocalize("COMPLETE_UPGRADE"),
8879             nil
8880         ] autorelease];
8881
8882         [alert setContext:@"upgrade"];
8883         [alert show];
8884     }
8885 }
8886
8887 - (void) _saveConfig {
8888     _trace();
8889     MetaFile_.Sync();
8890     _trace();
8891
8892     if (Changed_) {
8893         NSString *error(nil);
8894
8895         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8896             _trace();
8897             NSError *error(nil);
8898             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8899                 NSLog(@"failure to save metadata data: %@", error);
8900             _trace();
8901
8902             Changed_ = false;
8903         } else {
8904             NSLog(@"failure to serialize metadata: %@", error);
8905         }
8906     }
8907 }
8908
8909 // Navigation controller for the queuing badge.
8910 - (CYNavigationController *) queueNavigationController {
8911     NSArray *controllers = [tabbar_ viewControllers];
8912     return [controllers objectAtIndex:3];
8913 }
8914
8915 - (void) _updateData {
8916     [self _saveConfig];
8917
8918     [tabbar_ reloadData];
8919
8920     CYNavigationController *navigation = [self queueNavigationController];
8921
8922     id queuedelegate = nil;
8923     if ([[navigation viewControllers] count] > 0)
8924         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8925
8926     [queuedelegate queueStatusDidChange];
8927     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8928 }
8929
8930 - (void) _refreshIfPossible:(NSDate *)update {
8931     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8932
8933     bool recently = false;
8934     if (update != nil) {
8935         NSTimeInterval interval([update timeIntervalSinceNow]);
8936         if (interval <= 0 && interval > -(15*60))
8937             recently = true;
8938     }
8939
8940     // Don't automatic refresh if:
8941     //  - We already refreshed recently.
8942     //  - We already auto-refreshed this launch.
8943     //  - Auto-refresh is disabled.
8944     if (recently || loaded_ || ManualRefresh) {
8945         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8946
8947         // If we are cancelling, we need to make sure it knows it's already loaded.
8948         loaded_ = true;
8949         return;
8950     } else {
8951         // We are going to load, so remember that.
8952         loaded_ = true;
8953     }
8954
8955     SCNetworkReachabilityFlags flags; {
8956         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8957         SCNetworkReachabilityGetFlags(reachability, &flags);
8958         CFRelease(reachability);
8959     }
8960
8961     // XXX: this elaborate mess is what Apple is using to determine this? :(
8962     // XXX: do we care if the user has to intervene? maybe that's ok?
8963     bool reachable(
8964         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8965             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8966                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8967                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8968             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8969             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8970         )
8971     );
8972
8973     // If we can reach the server, auto-refresh!
8974     if (reachable)
8975         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8976
8977     [pool release];
8978 }
8979
8980 - (void) refreshIfPossible {
8981     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8982 }
8983
8984 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8985     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8986     [hud setText:UCLocalize("RELOADING_DATA")];
8987
8988     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8989
8990     if (hud != nil)
8991         [self removeProgressHUD:hud];
8992
8993     size_t changes(0);
8994
8995     [essential_ removeAllObjects];
8996     [broken_ removeAllObjects];
8997
8998     NSArray *packages([database_ packages]);
8999     for (Package *package in packages) {
9000         if ([package half])
9001             [broken_ addObject:package];
9002         if ([package upgradableAndEssential:NO]) {
9003             if ([package essential])
9004                 [essential_ addObject:package];
9005             ++changes;
9006         }
9007     }
9008
9009     NSLog(@"changes:#%u", changes);
9010
9011     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9012     if (changes != 0) {
9013         _trace();
9014         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9015         [changesItem setBadgeValue:badge];
9016         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9017         [self setApplicationIconBadgeNumber:changes];
9018     } else {
9019         _trace();
9020         [changesItem setBadgeValue:nil];
9021         [changesItem setAnimatedBadge:NO];
9022         [self setApplicationIconBadgeNumber:0];
9023     }
9024
9025     [self _updateData];
9026
9027     [self refreshIfPossible];
9028 }
9029
9030 - (void) updateData {
9031     [self _updateData];
9032 }
9033
9034 - (void) update_ {
9035     [database_ update];
9036 }
9037
9038 - (void) complete {
9039     @synchronized (self) {
9040         [self _reloadDataWithInvocation:nil];
9041     }
9042 }
9043
9044 - (void) disemulate {
9045     if (emulated_ == nil)
9046         return;
9047
9048     [window_ addSubview:[tabbar_ view]];
9049     [[emulated_ view] removeFromSuperview];
9050     [emulated_ release];
9051     emulated_ = nil;
9052     [window_ setUserInteractionEnabled:YES];
9053 }
9054
9055 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9056     UINavigationController *navigation([[[CYNavigationController alloc] initWithRootViewController:controller] autorelease]);
9057     if (IsWildcat_)
9058         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9059
9060     UIViewController *parent;
9061     if (emulated_ == nil)
9062         parent = tabbar_;
9063     else if (!force)
9064         parent = emulated_;
9065     else {
9066         [self disemulate];
9067         parent = tabbar_;
9068     }
9069
9070     [parent presentModalViewController:navigation animated:YES];
9071 }
9072
9073 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9074     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9075
9076     if (navigation != nil)
9077         [navigation pushViewController:progress animated:YES];
9078     else
9079         [self presentModalViewController:progress force:YES];
9080
9081     [progress invoke:invocation withTitle:title];
9082     return progress;
9083 }
9084
9085 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9086     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9087 }
9088
9089 - (void) repairWithInvocation:(NSInvocation *)invocation {
9090     _trace();
9091     [self invokeNewProgress:invocation forController:nil withTitle:UCLocalize("REPAIRING")];
9092     _trace();
9093 }
9094
9095 - (void) repairWithSelector:(SEL)selector {
9096     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9097 }
9098
9099 - (void) syncData {
9100     [self _saveConfig];
9101
9102     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9103     _assert(file != NULL);
9104
9105     for (NSString *key in [Sources_ allKeys]) {
9106         NSDictionary *source([Sources_ objectForKey:key]);
9107
9108         fprintf(file, "%s %s %s\n",
9109             [[source objectForKey:@"Type"] UTF8String],
9110             [[source objectForKey:@"URI"] UTF8String],
9111             [[source objectForKey:@"Distribution"] UTF8String]
9112         );
9113     }
9114
9115     fclose(file);
9116
9117     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:UCLocalize("UPDATING_SOURCES")];
9118
9119     [self complete];
9120 }
9121
9122 - (void) addTrivialSource:(NSString *)href {
9123     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9124         @"deb", @"Type",
9125         href, @"URI",
9126         @"./", @"Distribution",
9127     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9128
9129     Changed_ = true;
9130 }
9131
9132 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9133     @synchronized (self) {
9134         [self _reloadDataWithInvocation:invocation];
9135     }
9136 }
9137
9138 - (void) reloadData {
9139     [self reloadDataWithInvocation:nil];
9140 }
9141
9142 - (void) resolve {
9143     pkgProblemResolver *resolver = [database_ resolver];
9144
9145     resolver->InstallProtect();
9146     if (!resolver->Resolve(true))
9147         _error->Discard();
9148 }
9149
9150 - (bool) perform {
9151     // XXX: this is a really crappy way of doing this.
9152     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9153     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9154     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9155     if ([tabbar_ updating])
9156         [tabbar_ cancelUpdate];
9157
9158     if (![database_ prepare])
9159         return false;
9160
9161     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9162     [page setDelegate:self];
9163     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9164     [confirm_ setDelegate:self];
9165
9166     if (IsWildcat_)
9167         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9168     [tabbar_ presentModalViewController:confirm_ animated:YES];
9169
9170     return true;
9171 }
9172
9173 - (void) queue {
9174     @synchronized (self) {
9175         [self perform];
9176     }
9177 }
9178
9179 - (void) clearPackage:(Package *)package {
9180     @synchronized (self) {
9181         [package clear];
9182         [self resolve];
9183         [self perform];
9184     }
9185 }
9186
9187 - (void) installPackages:(NSArray *)packages {
9188     @synchronized (self) {
9189         for (Package *package in packages)
9190             [package install];
9191         [self resolve];
9192         [self perform];
9193     }
9194 }
9195
9196 - (void) installPackage:(Package *)package {
9197     @synchronized (self) {
9198         [package install];
9199         [self resolve];
9200         [self perform];
9201     }
9202 }
9203
9204 - (void) removePackage:(Package *)package {
9205     @synchronized (self) {
9206         [package remove];
9207         [self resolve];
9208         [self perform];
9209     }
9210 }
9211
9212 - (void) distUpgrade {
9213     @synchronized (self) {
9214         if (![database_ upgrade])
9215             return;
9216         [self perform];
9217     }
9218 }
9219
9220 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9221     Queuing_ = false;
9222     ++locked_;
9223     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:UCLocalize("RUNNING")];
9224     --locked_;
9225     [self complete];
9226 }
9227
9228 - (void) showSettings {
9229     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9230     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9231     if (IsWildcat_)
9232         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9233     [tabbar_ presentModalViewController:nav animated:YES];
9234 }
9235
9236 - (void) retainNetworkActivityIndicator {
9237     if (activity_++ == 0)
9238         [self setNetworkActivityIndicatorVisible:YES];
9239
9240 #if TraceLogging
9241     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9242 #endif
9243 }
9244
9245 - (void) releaseNetworkActivityIndicator {
9246     if (--activity_ == 0)
9247         [self setNetworkActivityIndicatorVisible:NO];
9248
9249 #if TraceLogging
9250     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9251 #endif
9252
9253 }
9254
9255 - (void) cancelAndClear:(bool)clear {
9256     @synchronized (self) {
9257         if (clear) {
9258             [database_ clear];
9259             Queuing_ = false;
9260         } else {
9261             Queuing_ = true;
9262         }
9263
9264         [self _updateData];
9265     }
9266 }
9267
9268 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9269     NSString *context([alert context]);
9270
9271     if ([context isEqualToString:@"conffile"]) {
9272         FILE *input = [database_ input];
9273         if (button == [alert cancelButtonIndex])
9274             fprintf(input, "N\n");
9275         else if (button == [alert firstOtherButtonIndex])
9276             fprintf(input, "Y\n");
9277         fflush(input);
9278
9279         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9280     } else if ([context isEqualToString:@"fixhalf"]) {
9281         if (button == [alert cancelButtonIndex]) {
9282             @synchronized (self) {
9283                 for (Package *broken in broken_) {
9284                     [broken remove];
9285
9286                     NSString *id = [broken id];
9287                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9288                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9289                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9290                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9291                 }
9292
9293                 [self resolve];
9294                 [self perform];
9295             }
9296         } else if (button == [alert firstOtherButtonIndex]) {
9297             [broken_ removeAllObjects];
9298             [self _loaded];
9299         }
9300
9301         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9302     } else if ([context isEqualToString:@"upgrade"]) {
9303         if (button == [alert firstOtherButtonIndex]) {
9304             @synchronized (self) {
9305                 for (Package *essential in essential_)
9306                     [essential install];
9307
9308                 [self resolve];
9309                 [self perform];
9310             }
9311         } else if (button == [alert firstOtherButtonIndex] + 1) {
9312             [self distUpgrade];
9313         } else if (button == [alert cancelButtonIndex]) {
9314             Ignored_ = YES;
9315         }
9316
9317         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9318     }
9319 }
9320
9321 - (void) system:(NSString *)command { _pooled
9322     _trace();
9323     system([command UTF8String]);
9324     _trace();
9325 }
9326
9327 - (void) applicationWillSuspend {
9328     [database_ clean];
9329     [super applicationWillSuspend];
9330 }
9331
9332 - (BOOL) isSafeToSuspend {
9333     // Use external process status API internally.
9334     // This is probably a really bad idea.
9335     // XXX: what is the point of this? does this solve anything at all?
9336     uint64_t status = 0;
9337     int notify_token;
9338     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9339         notify_get_state(notify_token, &status);
9340         notify_cancel(notify_token);
9341     }
9342
9343     return locked_ == 0 && status == 0;
9344 }
9345
9346 - (void) applicationSuspend:(__GSEvent *)event {
9347     if ([self isSafeToSuspend])
9348         [super applicationSuspend:event];
9349 }
9350
9351 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9352     if ([self isSafeToSuspend])
9353         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9354 }
9355
9356 - (void) _setSuspended:(BOOL)value {
9357     if ([self isSafeToSuspend])
9358         [super _setSuspended:value];
9359 }
9360
9361 - (UIProgressHUD *) addProgressHUD {
9362     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9363     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9364
9365     [window_ setUserInteractionEnabled:NO];
9366     [hud show:YES];
9367
9368     UIViewController *target = tabbar_;
9369     while ([target modalViewController] != nil) target = [target modalViewController];
9370     [[target view] addSubview:hud];
9371
9372     ++locked_;
9373     return hud;
9374 }
9375
9376 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9377     [hud show:NO];
9378     [hud removeFromSuperview];
9379     [window_ setUserInteractionEnabled:YES];
9380     --locked_;
9381 }
9382
9383 - (CYViewController *) pageForPackage:(NSString *)name {
9384     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9385 }
9386
9387 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9388     NSString *scheme([[url scheme] lowercaseString]);
9389     if ([[url absoluteString] length] <= [scheme length] + 3)
9390         return nil;
9391     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9392     NSArray *components([path pathComponents]);
9393
9394     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9395         return [self pageForPackage:[components objectAtIndex:1]];
9396
9397     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9398         return nil;
9399
9400     NSString *base([components objectAtIndex:0]);
9401
9402     CYViewController *controller = nil;
9403
9404     if ([base isEqualToString:@"url"]) {
9405         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9406         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9407         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9408     } else if (!external && [components count] == 1) {
9409         if ([base isEqualToString:@"manage"]) {
9410             controller = [[[ManageController alloc] init] autorelease];
9411         }
9412
9413         if ([base isEqualToString:@"sources"]) {
9414             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9415         }
9416
9417         if ([base isEqualToString:@"home"]) {
9418             controller = [[[HomeController alloc] init] autorelease];
9419         }
9420
9421         if ([base isEqualToString:@"sections"]) {
9422             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9423         }
9424
9425         if ([base isEqualToString:@"search"]) {
9426             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9427         }
9428
9429         if ([base isEqualToString:@"changes"]) {
9430             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9431         }
9432
9433         if ([base isEqualToString:@"installed"]) {
9434             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9435         }
9436     } else if ([components count] == 2) {
9437         NSString *argument = [components objectAtIndex:1];
9438
9439         if ([base isEqualToString:@"package"]) {
9440             controller = [self pageForPackage:argument];
9441         }
9442
9443         if (!external && [base isEqualToString:@"search"]) {
9444             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9445             [(SearchController *)controller setSearchTerm:argument];
9446         }
9447
9448         if (!external && [base isEqualToString:@"sections"]) {
9449             if ([argument isEqualToString:@"all"])
9450                 argument = nil;
9451             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9452         }
9453
9454         if (!external && [base isEqualToString:@"sources"]) {
9455             if ([argument isEqualToString:@"add"]) {
9456                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9457                 [(SourcesController *)controller showAddSourcePrompt];
9458             } else {
9459                 Source *source = [database_ sourceWithKey:argument];
9460                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9461             }
9462         }
9463
9464         if (!external && [base isEqualToString:@"launch"]) {
9465             [self launchApplicationWithIdentifier:argument suspended:NO];
9466             return nil;
9467         }
9468     } else if (!external && [components count] == 3) {
9469         NSString *arg1 = [components objectAtIndex:1];
9470         NSString *arg2 = [components objectAtIndex:2];
9471
9472         if ([base isEqualToString:@"package"]) {
9473             if ([arg2 isEqualToString:@"settings"]) {
9474                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9475             } else if ([arg2 isEqualToString:@"files"]) {
9476                 if (Package *package = [database_ packageWithName:arg1]) {
9477                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9478                     [(FileTable *)controller setPackage:package];
9479                 }
9480             }
9481         }
9482     }
9483
9484     [controller setDelegate:self];
9485     return controller;
9486 }
9487
9488 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9489     CYViewController *page([self pageForURL:url forExternal:external]);
9490
9491     if (page != nil) {
9492         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9493         [nav setViewControllers:[NSArray arrayWithObject:page]];
9494         [tabbar_ setUnselectedViewController:nav];
9495     }
9496
9497     return page != nil;
9498 }
9499
9500 - (void) applicationOpenURL:(NSURL *)url {
9501     [super applicationOpenURL:url];
9502
9503     if (!loaded_) starturl_ = [url retain];
9504     else [self openCydiaURL:url forExternal:YES];
9505 }
9506
9507 - (void) applicationWillResignActive:(UIApplication *)application {
9508     // Stop refreshing if you get a phone call or lock the device.
9509     if ([tabbar_ updating])
9510         [tabbar_ cancelUpdate];
9511
9512     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9513         [super applicationWillResignActive:application];
9514 }
9515
9516 - (void) applicationWillTerminate:(UIApplication *)application {
9517     Changed_ = true;
9518     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9519     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9520     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9521
9522     [self _saveConfig];
9523 }
9524
9525 - (void) setConfigurationData:(NSString *)data {
9526     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9527
9528     if (!conffile_r(data)) {
9529         lprintf("E:invalid conffile\n");
9530         return;
9531     }
9532
9533     NSString *ofile = conffile_r[1];
9534     //NSString *nfile = conffile_r[2];
9535
9536     UIAlertView *alert = [[[UIAlertView alloc]
9537         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9538         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9539         delegate:self
9540         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9541         otherButtonTitles:
9542             UCLocalize("ACCEPT_NEW_COPY"),
9543             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9544         nil
9545     ] autorelease];
9546
9547     [alert setContext:@"conffile"];
9548     [alert setNumberOfRows:2];
9549     [alert show];
9550 }
9551
9552 - (void) addStashController {
9553     ++locked_;
9554     stash_ = [[StashController alloc] init];
9555     [window_ addSubview:[stash_ view]];
9556 }
9557
9558 - (void) removeStashController {
9559     [[stash_ view] removeFromSuperview];
9560     [stash_ release];
9561     --locked_;
9562 }
9563
9564 - (void) stash {
9565     [self setIdleTimerDisabled:YES];
9566
9567     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9568     UpdateExternalStatus(1);
9569     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9570     UpdateExternalStatus(0);
9571
9572     [self removeStashController];
9573
9574     if (ExecFork() == 0) {
9575         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9576         perror("launchctl stop");
9577     }
9578 }
9579
9580 - (void) setupViewControllers {
9581     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9582
9583     NSMutableArray *items([NSMutableArray arrayWithObjects:
9584         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9585         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9586         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9587         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9588     nil]);
9589
9590     if (IsWildcat_) {
9591         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9592         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9593     } else {
9594         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9595     }
9596
9597     NSMutableArray *controllers([NSMutableArray array]);
9598     for (UITabBarItem *item in items) {
9599         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9600         [controller setTabBarItem:item];
9601         [controllers addObject:controller];
9602     }
9603     [tabbar_ setViewControllers:controllers];
9604
9605     [tabbar_ setUpdateDelegate:self];
9606 }
9607
9608 - (void) applicationDidFinishLaunching:(id)unused {
9609 _trace();
9610     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9611         [self setApplicationSupportsShakeToEdit:NO];
9612
9613     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9614         initWithMemoryCapacity:524288
9615         diskCapacity:10485760
9616         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9617     ] autorelease]];
9618
9619     [CYBrowserController _initialize];
9620
9621     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9622
9623     Font12_ = [[UIFont systemFontOfSize:12] retain];
9624     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9625     Font14_ = [[UIFont systemFontOfSize:14] retain];
9626     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9627     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9628
9629     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9630     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9631
9632     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9633     [window_ orderFront:self];
9634     [window_ makeKey:self];
9635     [window_ setHidden:NO];
9636
9637     if (
9638         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9639         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9640         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9641         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9642         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9643         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9644         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9645         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9646         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9647         false
9648     ) {
9649         [self addStashController];
9650         // XXX: this would be much cleaner as a yieldToSelector:
9651         // that way the removeStashController could happen right here inline
9652         // we also could no longer require the useless stash_ field anymore
9653         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9654         return;
9655     }
9656
9657     database_ = [Database sharedInstance];
9658     [database_ setDelegate:self];
9659
9660     [window_ setUserInteractionEnabled:NO];
9661     [self setupViewControllers];
9662
9663     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9664     [window_ addSubview:[emulated_ view]];
9665
9666     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9667 _trace();
9668 }
9669
9670 - (void) loadData {
9671 _trace();
9672     if (Role_ == nil) {
9673         [window_ setUserInteractionEnabled:YES];
9674         [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9675         return;
9676     } else {
9677         if ([emulated_ modalViewController] != nil)
9678             [emulated_ dismissModalViewControllerAnimated:YES];
9679         [window_ setUserInteractionEnabled:NO];
9680     }
9681
9682     [self reloadData];
9683     PrintTimes();
9684
9685     [self disemulate];
9686
9687     int selectedIndex = 0;
9688     NSMutableArray *items = nil;
9689
9690     bool recently = false;
9691     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9692     if (closed != nil) {
9693         NSTimeInterval interval([closed timeIntervalSinceNow]);
9694         // XXX: Is 15 minutes the optimal time here?
9695         if (interval <= 0 && interval > -(15*60))
9696             recently = true;
9697     }
9698
9699     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9700     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9701
9702     BOOL enough = YES;
9703     for (NSArray *entry in items)
9704         if ([entry count] <= 0)
9705             enough = NO;
9706
9707     if (!recently || !items || !enough) {
9708         selectedIndex = 0;
9709         items = [NSMutableArray array];
9710         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9711         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9712         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9713         if (!IsWildcat_) {
9714             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9715         } else {
9716             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9717             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9718         }
9719         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9720     }
9721
9722     [tabbar_ setSelectedIndex:selectedIndex];
9723     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9724         NSArray *stack = [items objectAtIndex:tab];
9725         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9726         NSMutableArray *current = [NSMutableArray array];
9727
9728         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9729             NSString *addr = [stack objectAtIndex:nav];
9730             NSURL *url = [NSURL URLWithString:addr];
9731             CYViewController *page = [self pageForURL:url forExternal:NO];
9732             if (page != nil)
9733                 [current addObject:page];
9734         }
9735
9736         [navigation setViewControllers:current];
9737     }
9738
9739     // (Try to) show the startup URL.
9740     if (starturl_ != nil) {
9741         [self openCydiaURL:starturl_ forExternal:NO];
9742         [starturl_ release];
9743         starturl_ = nil;
9744     }
9745 }
9746
9747 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9748     if (item != nil && IsWildcat_) {
9749         [sheet showFromBarButtonItem:item animated:YES];
9750     } else {
9751         [sheet showInView:window_];
9752     }
9753 }
9754
9755 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9756     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9757     [progress setTitle:task];
9758     [progress addProgressEvent:event];
9759 }
9760
9761 - (void) addProgressEventForTask:(NSArray *)data {
9762     CydiaProgressEvent *event([data objectAtIndex:0]);
9763     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9764     [self addProgressEvent:event forTask:task];
9765 }
9766
9767 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9768     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9769 }
9770
9771 @end
9772
9773 /*IMP alloc_;
9774 id Alloc_(id self, SEL selector) {
9775     id object = alloc_(self, selector);
9776     lprintf("[%s]A-%p\n", self->isa->name, object);
9777     return object;
9778 }*/
9779
9780 /*IMP dealloc_;
9781 id Dealloc_(id self, SEL selector) {
9782     id object = dealloc_(self, selector);
9783     lprintf("[%s]D-%p\n", self->isa->name, object);
9784     return object;
9785 }*/
9786
9787 Class $WebDefaultUIKitDelegate;
9788
9789 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9790     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9791         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9792     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9793 }
9794
9795 static NSNumber *shouldPlayKeyboardSounds;
9796
9797 Class $UIHardware;
9798
9799 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9800     switch (sound) {
9801         case 1104: // Keyboard Button Clicked
9802         case 1105: // Keyboard Delete Repeated
9803             if (shouldPlayKeyboardSounds == nil) {
9804                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9805                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9806             }
9807
9808             if (![shouldPlayKeyboardSounds boolValue])
9809                 break;
9810
9811         default:
9812             _UIHardware$_playSystemSound$(self, _cmd, sound);
9813     }
9814 }
9815
9816 Class $UIApplication;
9817
9818 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9819     static BOOL initialized = NO;
9820     static BOOL started = NO;
9821
9822     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9823     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9824
9825     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9826         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9827         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9828         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9829
9830         if (initialized && !enabled) {
9831             initialized = NO;
9832             [bundle performSelector:@selector(_accessibilityStopServer)];
9833         } else if (enabled) {
9834             initialized = YES;
9835             if (!started) {
9836                 started = YES;
9837                 [bundle performSelector:@selector(_accessibilityStartServer)];
9838             }
9839         }
9840     }
9841 }
9842
9843 int main(int argc, char *argv[]) { _pooled
9844     _trace();
9845
9846     UpdateExternalStatus(0);
9847
9848     if (Class $UIDevice = objc_getClass("UIDevice")) {
9849         UIDevice *device([$UIDevice currentDevice]);
9850         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9851     } else
9852         IsWildcat_ = false;
9853
9854     UIScreen *screen([UIScreen mainScreen]);
9855     if ([screen respondsToSelector:@selector(scale)])
9856         ScreenScale_ = [screen scale];
9857     else
9858         ScreenScale_ = 1;
9859
9860     UIDevice *device([UIDevice currentDevice]);
9861     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
9862         Idiom_ = @"iphone";
9863     else {
9864         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9865         if (idiom == UIUserInterfaceIdiomPhone)
9866             Idiom_ = @"iphone";
9867         else if (idiom == UIUserInterfaceIdiomPad)
9868             Idiom_ = @"ipad";
9869         else
9870             NSLog(@"unknown UIUserInterfaceIdiom!");
9871     }
9872
9873     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
9874
9875     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9876
9877     /* Library Hacks {{{ */
9878     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9879
9880     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9881     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9882     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9883         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9884         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9885     }
9886
9887     $UIHardware = objc_getClass("UIHardware");
9888     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9889     if (UIHardware$_playSystemSound$ != NULL) {
9890         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9891         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9892     }
9893
9894     $UIApplication = objc_getClass("UIApplication");
9895     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9896     if (UIApplication$_updateApplicationAccessibility != NULL) {
9897         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9898         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9899     }
9900     /* }}} */
9901     /* Set Locale {{{ */
9902     Locale_ = CFLocaleCopyCurrent();
9903     Languages_ = [NSLocale preferredLanguages];
9904     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9905     //NSLog(@"%@", [Languages_ description]);
9906
9907     const char *lang;
9908     if (Languages_ == nil || [Languages_ count] == 0)
9909         // XXX: consider just setting to C and then falling through?
9910         lang = NULL;
9911     else {
9912         lang = [[Languages_ objectAtIndex:0] UTF8String];
9913         setenv("LANG", lang, true);
9914     }
9915
9916     //std::setlocale(LC_ALL, lang);
9917     NSLog(@"Setting Language: %s", lang);
9918     /* }}} */
9919
9920     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9921
9922     /* Parse Arguments {{{ */
9923     bool substrate(false);
9924
9925     if (argc != 0) {
9926         char **args(argv);
9927         int arge(1);
9928
9929         for (int argi(1); argi != argc; ++argi)
9930             if (strcmp(argv[argi], "--") == 0) {
9931                 arge = argi;
9932                 argv[argi] = argv[0];
9933                 argv += argi;
9934                 argc -= argi;
9935                 break;
9936             }
9937
9938         for (int argi(1); argi != arge; ++argi)
9939             if (strcmp(args[argi], "--substrate") == 0)
9940                 substrate = true;
9941             else
9942                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9943     }
9944     /* }}} */
9945
9946     App_ = [[NSBundle mainBundle] bundlePath];
9947     Advanced_ = YES;
9948
9949     setuid(0);
9950     setgid(0);
9951
9952     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9953     alloc_ = alloc->method_imp;
9954     alloc->method_imp = (IMP) &Alloc_;*/
9955
9956     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9957     dealloc_ = dealloc->method_imp;
9958     dealloc->method_imp = (IMP) &Dealloc_;*/
9959
9960     /* System Information {{{ */
9961     size_t size;
9962
9963     int maxproc;
9964     size = sizeof(maxproc);
9965     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9966         perror("sysctlbyname(\"kern.maxproc\", ?)");
9967     else if (maxproc < 64) {
9968         maxproc = 64;
9969         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9970             perror("sysctlbyname(\"kern.maxproc\", #)");
9971     }
9972
9973     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9974     char *osversion = new char[size];
9975     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9976         perror("sysctlbyname(\"kern.osversion\", ?)");
9977     else
9978         System_ = [NSString stringWithUTF8String:osversion];
9979
9980     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9981     char *machine = new char[size];
9982     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9983         perror("sysctlbyname(\"hw.machine\", ?)");
9984     else
9985         Machine_ = machine;
9986
9987     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9988         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9989             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9990                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9991                 CFRelease(serial);
9992             }
9993
9994             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9995                 NSData *data((NSData *) ecid);
9996                 size_t length([data length]);
9997                 uint8_t bytes[length];
9998                 [data getBytes:bytes];
9999                 char string[length * 2 + 1];
10000                 for (size_t i(0); i != length; ++i)
10001                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10002                 ChipID_ = [NSString stringWithUTF8String:string];
10003                 CFRelease(ecid);
10004             }
10005
10006             IOObjectRelease(service);
10007         }
10008     }
10009
10010     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10011
10012     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10013     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10014     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10015
10016     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10017     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10018     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10019
10020     if (mcc != NULL && mnc != NULL)
10021         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10022
10023     if (mnc != NULL)
10024         CFRelease(mnc);
10025     if (mcc != NULL)
10026         CFRelease(mcc);
10027
10028     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10029         Build_ = [system objectForKey:@"ProductBuildVersion"];
10030     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10031         Product_ = [info objectForKey:@"SafariProductVersion"];
10032         Safari_ = [info objectForKey:@"CFBundleVersion"];
10033     }
10034     /* }}} */
10035     /* Load Database {{{ */
10036     _trace();
10037     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10038     _trace();
10039     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10040
10041     if (Metadata_ == NULL)
10042         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10043     else {
10044         Settings_ = [Metadata_ objectForKey:@"Settings"];
10045
10046         Packages_ = [Metadata_ objectForKey:@"Packages"];
10047         Sections_ = [Metadata_ objectForKey:@"Sections"];
10048         Sources_ = [Metadata_ objectForKey:@"Sources"];
10049
10050         Token_ = [Metadata_ objectForKey:@"Token"];
10051     }
10052
10053     if (Settings_ != nil)
10054         Role_ = [Settings_ objectForKey:@"Role"];
10055
10056     if (Sections_ == nil) {
10057         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10058         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10059     }
10060
10061     if (Sources_ == nil) {
10062         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10063         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10064     }
10065     /* }}} */
10066
10067     _trace();
10068     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10069     _trace();
10070
10071     if (Packages_ != nil) {
10072         bool fail(false);
10073         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10074         _trace();
10075
10076         if (!fail) {
10077             [Metadata_ removeObjectForKey:@"Packages"];
10078             Packages_ = nil;
10079             Changed_ = true;
10080         }
10081     }
10082
10083     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10084
10085 #define MobileSubstrate_(name) \
10086     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10087         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10088         if (handle == NULL) \
10089             NSLog(@"%s", dlerror()); \
10090     }
10091
10092     MobileSubstrate_(Activator)
10093     MobileSubstrate_(libstatusbar)
10094     MobileSubstrate_(SimulatedKeyEvents)
10095     MobileSubstrate_(WinterBoard)
10096
10097     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10098         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10099
10100     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10101
10102     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10103         unlink("/tmp/.cydia.fw");
10104         goto firmware;
10105     } else if (access("/User", F_OK) != 0 || version < 2) {
10106       firmware:
10107         _trace();
10108         system("/usr/libexec/cydia/firmware.sh");
10109         _trace();
10110     }
10111
10112     _assert([[NSFileManager defaultManager]
10113         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10114         withIntermediateDirectories:YES
10115         attributes:nil
10116         error:NULL
10117     ]);
10118
10119     if (access("/tmp/cydia.chk", F_OK) == 0) {
10120         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10121             _assert(errno == ENOENT);
10122         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10123             _assert(errno == ENOENT);
10124     }
10125
10126     /* APT Initialization {{{ */
10127     _assert(pkgInitConfig(*_config));
10128     _assert(pkgInitSystem(*_config, _system));
10129
10130     if (lang != NULL)
10131         _config->Set("APT::Acquire::Translation", lang);
10132
10133     // XXX: this timeout might be important :(
10134     //_config->Set("Acquire::http::Timeout", 15);
10135
10136     _config->Set("Acquire::http::MaxParallel", 3);
10137     /* }}} */
10138     /* Color Choices {{{ */
10139     space_ = CGColorSpaceCreateDeviceRGB();
10140
10141     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10142     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10143     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10144     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10145     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10146     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10147     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10148     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10149     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10150
10151     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10152     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10153     /* }}}*/
10154     /* UIKit Configuration {{{ */
10155     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10156     if ($GSFontSetUseLegacyFontMetrics != NULL)
10157         $GSFontSetUseLegacyFontMetrics(YES);
10158
10159     // XXX: I have a feeling this was important
10160     //UIKeyboardDisableAutomaticAppearance();
10161     /* }}} */
10162
10163     Colon_ = UCLocalize("COLON_DELIMITED");
10164     Elision_ = UCLocalize("ELISION");
10165     Error_ = UCLocalize("ERROR");
10166     Warning_ = UCLocalize("WARNING");
10167
10168     _trace();
10169     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10170
10171     CGColorSpaceRelease(space_);
10172     CFRelease(Locale_);
10173
10174     return value;
10175 }