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
 130 /* Profiler {{{ */
 131 struct timeval _ltv;
 132 bool _itv;
 133
 134 #define _timestamp ({ \
 135     struct timeval tv; \
 136     gettimeofday(&tv, NULL); \
 137     tv.tv_sec * 1000000 + tv.tv_usec; \
 138 })
 139
 140 typedef std::vector<class ProfileTime *> TimeList;
 141 TimeList times_;
 142
 143 class ProfileTime {
 144   private:
 145     const char *name_;
 146     uint64_t total_;
 147     uint64_t count_;
 148
 149   public:
 150     ProfileTime(const char *name) :
 151         name_(name),
 152         total_(0)
 153     {
 154         times_.push_back(this);
 155     }
 156
 157     void AddTime(uint64_t time) {
 158         total_ += time;
 159         ++count_;
 160     }
 161
 162     void Print() {
 163         if (total_ != 0)
 164             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 165         total_ = 0;
 166         count_ = 0;
 167     }
 168 };
 169
 170 class ProfileTimer {
 171   private:
 172     ProfileTime &time_;
 173     uint64_t start_;
 174
 175   public:
 176     ProfileTimer(ProfileTime &time) :
 177         time_(time),
 178         start_(_timestamp)
 179     {
 180     }
 181
 182     ~ProfileTimer() {
 183         time_.AddTime(_timestamp - start_);
 184     }
 185 };
 186
 187 void PrintTimes() {
 188     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 189         (*i)->Print();
 190     std::cerr << "========" << std::endl;
 191 }
 192
 193 #define _profile(name) { \
 194     static ProfileTime name(#name); \
 195     ProfileTimer _ ## name(name);
 196
 197 #define _end }
 198 /* }}} */
 199
 200 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 201
 202 #define CYPoolStart() \
 203     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 204     do
 205 #define CYPoolEnd() \
 206     while (false); \
 207     [_pool release];
 208
 209 // Hash Functions/Structures {{{
 210 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 211
 212 union SplitHash {
 213     uint32_t u32;
 214     uint16_t u16[2];
 215 };
 216 // }}}
 217
 218 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 219
 220 static _finline NSString *CydiaURL(NSString *path) {
 221     char page[25];
 222     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 223     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 224     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 225     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 226     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 227     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 228 }
 229
 230 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 231     int notify_token;
 232     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 233         notify_set_state(notify_token, newStatus);
 234         notify_cancel(notify_token);
 235     }
 236     notify_post("com.saurik.Cydia.status");
 237 }
 238
 239 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 240 @interface NSObject (Cydia)
 241 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 242 - (id) yieldToSelector:(SEL)selector;
 243 @end
 244
 245 @implementation NSObject (Cydia)
 246
 247 - (void) doNothing {
 248 }
 249
 250 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 251     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 252     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 253     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 254
 255     /* XXX: deal with exceptions */
 256     id value([self performSelector:selector withObject:object]);
 257
 258     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 259     [context removeAllObjects];
 260     if ([signature methodReturnLength] != 0 && value != nil)
 261         [context addObject:value];
 262
 263     stopped = true;
 264
 265     [self
 266         performSelectorOnMainThread:@selector(doNothing)
 267         withObject:nil
 268         waitUntilDone:NO
 269     ];
 270 }
 271
 272 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 273     volatile bool stopped(false);
 274
 275     NSMutableArray *context([NSMutableArray arrayWithObjects:
 276         [NSValue valueWithPointer:selector],
 277         [NSValue valueWithNonretainedObject:object],
 278         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 279     nil]);
 280
 281     NSThread *thread([[[NSThread alloc]
 282         initWithTarget:self
 283         selector:@selector(_yieldToContext:)
 284         object:context
 285     ] autorelease]);
 286
 287     [thread start];
 288
 289     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 290     NSDate *future([NSDate distantFuture]);
 291
 292     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 293
 294     return [context count] == 0 ? nil : [context objectAtIndex:0];
 295 }
 296
 297 - (id) yieldToSelector:(SEL)selector {
 298     return [self yieldToSelector:selector withObject:nil];
 299 }
 300
 301 @end
 302 /* }}} */
 303
 304 /* Cydia Alert View {{{ */
 305 @interface CYAlertView : UIAlertView {
 306     unsigned button_;
 307 }
 308
 309 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 310
 311 @end
 312
 313 @implementation CYAlertView
 314
 315 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 316     if ((self = [super init]) != nil) {
 317         [self setTitle:title];
 318         [self setDelegate:self];
 319         for (NSString *button in buttons) [self addButtonWithTitle:button];
 320         [self setCancelButtonIndex:index];
 321     } return self;
 322 }
 323
 324 - (void) _updateFrameForDisplay {
 325     [super _updateFrameForDisplay];
 326     if ([self cancelButtonIndex] == -1) {
 327         NSArray *buttons = [self buttons];
 328         if ([buttons count]) {
 329             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 330             for (UIThreePartButton *button in buttons)
 331                 [button setBackground:background forState:0];
 332         }
 333     }
 334 }
 335
 336 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 337     button_ = buttonIndex + 1;
 338 }
 339
 340 - (void) dismiss {
 341     [self dismissWithClickedButtonIndex:-1 animated:YES];
 342 }
 343
 344 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 345     [self setRunsModal:YES];
 346     button_ = 0;
 347     [self show];
 348     return button_;
 349 }
 350
 351 @end
 352 /* }}} */
 353
 354 /* NSForcedOrderingSearch doesn't work on the iPhone */
 355 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 356 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 357 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 358
 359 #define lprintf(args...) fprintf(stderr, args)
 360
 361 #define ForRelease 1
 362 #define TraceLogging (1 && !ForRelease)
 363 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 364 #define ProfileTimes (0 && !ForRelease)
 365 #define ForSaurik (0 && !ForRelease)
 366 #define LogBrowser (0 && !ForRelease)
 367 #define TrackResize (0 && !ForRelease)
 368 #define ManualRefresh (1 && !ForRelease)
 369 #define ShowInternals (0 && !ForRelease)
 370 #define AlwaysReload (0 && !ForRelease)
 371 #define TryIndexedCollation (0 && !ForRelease)
 372
 373 #if !TraceLogging
 374 #undef _trace
 375 #define _trace(args...)
 376 #endif
 377
 378 #if !ProfileTimes
 379 #undef _profile
 380 #define _profile(name) {
 381 #undef _end
 382 #define _end }
 383 #define PrintTimes() do {} while (false)
 384 #endif
 385
 386 /* Radix Sort {{{ */
 387 typedef uint32_t (*SKRadixFunction)(id, void *);
 388
 389 @interface NSMutableArray (Radix)
 390 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 391 @end
 392
 393 struct RadixItem_ {
 394     size_t index;
 395     uint32_t key;
 396 };
 397
 398 @implementation NSMutableArray (Radix)
 399
 400 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 401     size_t count([self count]);
 402     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 403
 404     for (size_t i(0); i != count; ++i) {
 405         RadixItem_ &item(swap[i]);
 406         item.index = i;
 407
 408         id object([self objectAtIndex:i]);
 409         item.key = function(object, argument);
 410     }
 411
 412     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 413
 414     static const size_t width = 32;
 415     static const size_t bits = 11;
 416     static const size_t slots = 1 << bits;
 417     static const size_t passes = (width + (bits - 1)) / bits;
 418
 419     size_t *hist(new size_t[slots]);
 420
 421     for (size_t pass(0); pass != passes; ++pass) {
 422         memset(hist, 0, sizeof(size_t) * slots);
 423
 424         for (size_t i(0); i != count; ++i) {
 425             uint32_t key(lhs[i].key);
 426             key >>= pass * bits;
 427             key &= _not(uint32_t) >> width - bits;
 428             ++hist[key];
 429         }
 430
 431         size_t offset(0);
 432         for (size_t i(0); i != slots; ++i) {
 433             size_t local(offset);
 434             offset += hist[i];
 435             hist[i] = local;
 436         }
 437
 438         for (size_t i(0); i != count; ++i) {
 439             uint32_t key(lhs[i].key);
 440             key >>= pass * bits;
 441             key &= _not(uint32_t) >> width - bits;
 442             rhs[hist[key]++] = lhs[i];
 443         }
 444
 445         RadixItem_ *tmp(lhs);
 446         lhs = rhs;
 447         rhs = tmp;
 448     }
 449
 450     delete [] hist;
 451
 452     const void **values(new const void *[count]);
 453     for (size_t i(0); i != count; ++i)
 454         values[i] = [self objectAtIndex:lhs[i].index];
 455     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 456     delete [] values;
 457
 458     delete [] swap;
 459 }
 460
 461 @end
 462 /* }}} */
 463 /* Insertion Sort {{{ */
 464
 465 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 466     const char *ptr = (const char *)list;
 467     while (0 < count) {
 468         CFIndex half = count / 2;
 469         const char *probe = ptr + elementSize * half;
 470         CFComparisonResult cr = comparator(element, probe, context);
 471     if (0 == cr) return (probe - (const char *)list) / elementSize;
 472         ptr = (cr < 0) ? ptr : probe + elementSize;
 473         count = (cr < 0) ? half : (half + (count & 1) - 1);
 474     }
 475     return (ptr - (const char *)list) / elementSize;
 476 }
 477
 478 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 479     const char *ptr = (const char *)list;
 480     while (0 < count) {
 481         CFIndex half = count / 2;
 482         const char *probe = ptr + elementSize * half;
 483         CFComparisonResult cr = comparator(element, probe, context);
 484     if (0 == cr) return (probe - (const char *)list) / elementSize;
 485         ptr = (cr < 0) ? ptr : probe + elementSize;
 486         count = (cr < 0) ? half : (half + (count & 1) - 1);
 487     }
 488     return (ptr - (const char *)list) / elementSize;
 489 }
 490
 491 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 492     if (range.length == 0)
 493         return;
 494     const void **values(new const void *[range.length]);
 495     CFArrayGetValues(array, range, values);
 496
 497 #if HistogramInsertionSort > 0
 498     uint32_t total(0), *offsets(new uint32_t[range.length]);
 499 #endif
 500
 501     for (CFIndex index(1); index != range.length; ++index) {
 502         const void *value(values[index]);
 503         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 504         CFIndex correct(index);
 505         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 506 #if HistogramInsertionSort > 1
 507             NSLog(@"%@ < %@", value, values[correct - 1]);
 508 #endif
 509             if (--correct == 0)
 510                 break;
 511         }
 512         if (correct != index) {
 513             size_t offset(index - correct);
 514 #if HistogramInsertionSort
 515             total += offset;
 516             ++offsets[offset];
 517             if (offset > 10)
 518                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 519 #endif
 520             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 521             values[correct] = value;
 522         }
 523     }
 524
 525     CFArrayReplaceValues(array, range, values, range.length);
 526     delete [] values;
 527
 528 #if HistogramInsertionSort > 0
 529     for (CFIndex index(0); index != range.length; ++index)
 530         if (offsets[index] != 0)
 531             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 532     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 533     delete [] offsets;
 534 #endif
 535 }
 536
 537 /* }}} */
 538
 539 /* Apple Bug Fixes {{{ */
 540 @implementation UIWebDocumentView (Cydia)
 541
 542 - (void) _setScrollerOffset:(CGPoint)offset {
 543     UIScroller *scroller([self _scroller]);
 544
 545     CGSize size([scroller contentSize]);
 546     CGSize bounds([scroller bounds].size);
 547
 548     CGPoint max;
 549     max.x = size.width - bounds.width;
 550     max.y = size.height - bounds.height;
 551
 552     // wtf Apple?!
 553     if (max.x < 0)
 554         max.x = 0;
 555     if (max.y < 0)
 556         max.y = 0;
 557
 558     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 559     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 560
 561     [scroller setOffset:offset];
 562 }
 563
 564 @end
 565 /* }}} */
 566
 567 @interface NSInvocation (Cydia)
 568 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target;
 569 @end
 570
 571 @implementation NSInvocation (Cydia)
 572
 573 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target {
 574     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
 575     [invocation setTarget:target];
 576     [invocation setSelector:selector];
 577     return invocation;
 578 }
 579
 580 @end
 581
 582 @implementation WebScriptObject (NSFastEnumeration)
 583
 584 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 585     size_t length([self count] - state->state);
 586     if (length <= 0)
 587         return 0;
 588     else if (length > count)
 589         length = count;
 590     for (size_t i(0); i != length; ++i)
 591         objects[i] = [self objectAtIndex:state->state++];
 592     state->itemsPtr = objects;
 593     state->mutationsPtr = (unsigned long *) self;
 594     return length;
 595 }
 596
 597 @end
 598
 599 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 600     size_t length([self length] - state->state);
 601     if (length <= 0)
 602         return 0;
 603     else if (length > count)
 604         length = count;
 605     for (size_t i(0); i != length; ++i)
 606         objects[i] = [self item:state->state++];
 607     state->itemsPtr = objects;
 608     state->mutationsPtr = (unsigned long *) self;
 609     return length;
 610 }
 611
 612 /* Cydia NSString Additions {{{ */
 613 @interface NSString (Cydia)
 614 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 615 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 616 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 617 - (NSComparisonResult) compareByPath:(NSString *)other;
 618 - (NSString *) stringByCachingURLWithCurrentCDN;
 619 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 620 @end
 621
 622 @implementation NSString (Cydia)
 623
 624 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 625     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 626 }
 627
 628 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 629     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 630     memcpy(data, bytes, length);
 631     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 632 }
 633
 634 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 635     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 636 }
 637
 638 - (NSComparisonResult) compareByPath:(NSString *)other {
 639     NSString *prefix = [self commonPrefixWithString:other options:0];
 640     size_t length = [prefix length];
 641
 642     NSRange lrange = NSMakeRange(length, [self length] - length);
 643     NSRange rrange = NSMakeRange(length, [other length] - length);
 644
 645     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 646     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 647
 648     NSComparisonResult value;
 649
 650     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 651         value = NSOrderedSame;
 652     else if (lrange.location == NSNotFound)
 653         value = NSOrderedAscending;
 654     else if (rrange.location == NSNotFound)
 655         value = NSOrderedDescending;
 656     else
 657         value = NSOrderedSame;
 658
 659     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 660         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 661     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 662         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 663
 664     NSComparisonResult result = [lpath compare:rpath];
 665     return result == NSOrderedSame ? value : result;
 666 }
 667
 668 - (NSString *) stringByCachingURLWithCurrentCDN {
 669     return [self
 670         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 671         withString:@"://cache.cydia.saurik.com/"
 672     ];
 673 }
 674
 675 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 676     return [(id)CFURLCreateStringByAddingPercentEscapes(
 677         kCFAllocatorDefault,
 678         (CFStringRef) self,
 679         NULL,
 680         CFSTR(";/?:@&=+$,"),
 681         kCFStringEncodingUTF8
 682     ) autorelease];
 683 }
 684
 685 @end
 686 /* }}} */
 687
 688 /* C++ NSString Wrapper Cache {{{ */
 689 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 690     return size == 0 ? NULL :
 691         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 692         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 693 }
 694
 695 static _finline CFStringRef CYStringCreate(const char *data) {
 696     return CYStringCreate(data, strlen(data));
 697 }
 698
 699 class CYString {
 700   private:
 701     char *data_;
 702     size_t size_;
 703     CFStringRef cache_;
 704
 705     _finline void clear_() {
 706         if (cache_ != NULL) {
 707             CFRelease(cache_);
 708             cache_ = NULL;
 709         }
 710     }
 711
 712   public:
 713     _finline bool empty() const {
 714         return size_ == 0;
 715     }
 716
 717     _finline size_t size() const {
 718         return size_;
 719     }
 720
 721     _finline char *data() const {
 722         return data_;
 723     }
 724
 725     _finline void clear() {
 726         size_ = 0;
 727         clear_();
 728     }
 729
 730     _finline CYString() :
 731         data_(0),
 732         size_(0),
 733         cache_(NULL)
 734     {
 735     }
 736
 737     _finline ~CYString() {
 738         clear_();
 739     }
 740
 741     void operator =(const CYString &rhs) {
 742         data_ = rhs.data_;
 743         size_ = rhs.size_;
 744
 745         if (rhs.cache_ == nil)
 746             cache_ = NULL;
 747         else
 748             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 749     }
 750
 751     void copy(apr_pool_t *pool) {
 752         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 753         memcpy(temp, data_, size_);
 754         temp[size_] = '\0';
 755         data_ = temp;
 756     }
 757
 758     void set(apr_pool_t *pool, const char *data, size_t size) {
 759         if (size == 0)
 760             clear();
 761         else {
 762             clear_();
 763
 764             data_ = const_cast<char *>(data);
 765             size_ = size;
 766
 767             if (pool != NULL)
 768                 copy(pool);
 769         }
 770     }
 771
 772     _finline void set(apr_pool_t *pool, const char *data) {
 773         set(pool, data, data == NULL ? 0 : strlen(data));
 774     }
 775
 776     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 777         set(pool, rhs.data(), rhs.size());
 778     }
 779
 780     bool operator ==(const CYString &rhs) const {
 781         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 782     }
 783
 784     _finline operator CFStringRef() {
 785         if (cache_ == NULL)
 786             cache_ = CYStringCreate(data_, size_);
 787         return cache_;
 788     }
 789
 790     _finline operator id() {
 791         return (NSString *) static_cast<CFStringRef>(*this);
 792     }
 793
 794     _finline operator const char *() {
 795         return reinterpret_cast<const char *>(data_);
 796     }
 797 };
 798 /* }}} */
 799 /* C++ NSString Algorithm Adapters {{{ */
 800 extern "C" {
 801     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 802 }
 803
 804 struct NSStringMapHash :
 805     std::unary_function<NSString *, size_t>
 806 {
 807     _finline size_t operator ()(NSString *value) const {
 808         return CFStringHashNSString((CFStringRef) value);
 809     }
 810 };
 811
 812 struct NSStringMapLess :
 813     std::binary_function<NSString *, NSString *, bool>
 814 {
 815     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 816         return [lhs compare:rhs] == NSOrderedAscending;
 817     }
 818 };
 819
 820 struct NSStringMapEqual :
 821     std::binary_function<NSString *, NSString *, bool>
 822 {
 823     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 824         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 825         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 826         //[lhs isEqualToString:rhs];
 827     }
 828 };
 829 /* }}} */
 830
 831 /* Perl-Compatible RegEx {{{ */
 832 class Pcre {
 833   private:
 834     pcre *code_;
 835     pcre_extra *study_;
 836     int capture_;
 837     int *matches_;
 838     const char *data_;
 839
 840   public:
 841     Pcre(const char *regex) :
 842         study_(NULL)
 843     {
 844         const char *error;
 845         int offset;
 846         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 847
 848         if (code_ == NULL) {
 849             lprintf("%d:%s\n", offset, error);
 850             _assert(false);
 851         }
 852
 853         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 854         matches_ = new int[(capture_ + 1) * 3];
 855     }
 856
 857     ~Pcre() {
 858         pcre_free(code_);
 859         delete matches_;
 860     }
 861
 862     NSString *operator [](size_t match) {
 863         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 864     }
 865
 866     bool operator ()(NSString *data) {
 867         // XXX: length is for characters, not for bytes
 868         return operator ()([data UTF8String], [data length]);
 869     }
 870
 871     bool operator ()(const char *data, size_t size) {
 872         data_ = data;
 873         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 874     }
 875 };
 876 /* }}} */
 877 /* Mime Addresses {{{ */
 878 @interface Address : NSObject {
 879     NSString *name_;
 880     NSString *address_;
 881 }
 882
 883 - (NSString *) name;
 884 - (NSString *) address;
 885
 886 - (void) setAddress:(NSString *)address;
 887
 888 + (Address *) addressWithString:(NSString *)string;
 889 - (Address *) initWithString:(NSString *)string;
 890
 891 @end
 892
 893 @implementation Address
 894
 895 - (void) dealloc {
 896     [name_ release];
 897     if (address_ != nil)
 898         [address_ release];
 899     [super dealloc];
 900 }
 901
 902 - (NSString *) name {
 903     return name_;
 904 }
 905
 906 - (NSString *) address {
 907     return address_;
 908 }
 909
 910 - (void) setAddress:(NSString *)address {
 911     if (address_ != nil)
 912         [address_ autorelease];
 913     if (address == nil)
 914         address_ = nil;
 915     else
 916         address_ = [address retain];
 917 }
 918
 919 + (Address *) addressWithString:(NSString *)string {
 920     return [[[Address alloc] initWithString:string] autorelease];
 921 }
 922
 923 + (NSArray *) _attributeKeys {
 924     return [NSArray arrayWithObjects:
 925         @"address",
 926         @"name",
 927     nil];
 928 }
 929
 930 - (NSArray *) attributeKeys {
 931     return [[self class] _attributeKeys];
 932 }
 933
 934 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 935     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 936 }
 937
 938 - (Address *) initWithString:(NSString *)string {
 939     if ((self = [super init]) != nil) {
 940         const char *data = [string UTF8String];
 941         size_t size = [string length];
 942
 943         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 944
 945         if (address_r(data, size)) {
 946             name_ = [address_r[1] retain];
 947             address_ = [address_r[2] retain];
 948         } else {
 949             name_ = [string retain];
 950             address_ = nil;
 951         }
 952     } return self;
 953 }
 954
 955 @end
 956 /* }}} */
 957 /* CoreGraphics Primitives {{{ */
 958 class CYColor {
 959   private:
 960     CGColorRef color_;
 961
 962     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 963         CGFloat color[] = {red, green, blue, alpha};
 964         return CGColorCreate(space, color);
 965     }
 966
 967   public:
 968     CYColor() :
 969         color_(NULL)
 970     {
 971     }
 972
 973     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 974         color_(Create_(space, red, green, blue, alpha))
 975     {
 976         Set(space, red, green, blue, alpha);
 977     }
 978
 979     void Clear() {
 980         if (color_ != NULL)
 981             CGColorRelease(color_);
 982     }
 983
 984     ~CYColor() {
 985         Clear();
 986     }
 987
 988     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 989         Clear();
 990         color_ = Create_(space, red, green, blue, alpha);
 991     }
 992
 993     operator CGColorRef() {
 994         return color_;
 995     }
 996 };
 997 /* }}} */
 998
 999 /* Random Global Variables {{{ */
1000 static const int PulseInterval_ = 50000;
1001
1002 static const NSString *UI_;
1003
1004 static int Finish_;
1005 static bool RestartSubstrate_;
1006 static NSArray *Finishes_;
1007
1008 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1009 #define NotifyConfig_ "/etc/notify.conf"
1010
1011 static bool Queuing_;
1012
1013 static CYColor Blue_;
1014 static CYColor Blueish_;
1015 static CYColor Black_;
1016 static CYColor Off_;
1017 static CYColor White_;
1018 static CYColor Gray_;
1019 static CYColor Green_;
1020 static CYColor Purple_;
1021 static CYColor Purplish_;
1022
1023 static UIColor *InstallingColor_;
1024 static UIColor *RemovingColor_;
1025
1026 static NSString *App_;
1027 static NSString *Home_;
1028
1029 static BOOL Advanced_;
1030 static BOOL Ignored_;
1031
1032 static UIFont *Font12_;
1033 static UIFont *Font12Bold_;
1034 static UIFont *Font14_;
1035 static UIFont *Font18Bold_;
1036 static UIFont *Font22Bold_;
1037
1038 static const char *Machine_ = NULL;
1039 static NSString *System_ = nil;
1040 static NSString *SerialNumber_ = nil;
1041 static NSString *ChipID_ = nil;
1042 static NSString *Token_ = nil;
1043 static NSString *UniqueID_ = nil;
1044 static NSString *PLMN_ = nil;
1045 static NSString *Build_ = nil;
1046 static NSString *Product_ = nil;
1047 static NSString *Safari_ = nil;
1048
1049 static CFLocaleRef Locale_;
1050 static NSArray *Languages_;
1051 static CGColorSpaceRef space_;
1052
1053 static NSDictionary *SectionMap_;
1054 static NSMutableDictionary *Metadata_;
1055 static _transient NSMutableDictionary *Settings_;
1056 static _transient NSString *Role_;
1057 static _transient NSMutableDictionary *Packages_;
1058 static _transient NSMutableDictionary *Sections_;
1059 static _transient NSMutableDictionary *Sources_;
1060 static bool Changed_;
1061 static time_t now_;
1062
1063 bool IsWildcat_;
1064 static CGFloat ScreenScale_;
1065 /* }}} */
1066
1067 /* Display Helpers {{{ */
1068 inline float Interpolate(float begin, float end, float fraction) {
1069     return (end - begin) * fraction + begin;
1070 }
1071
1072 static _finline const char *StripVersion_(const char *version) {
1073     const char *colon(strchr(version, ':'));
1074     return colon == NULL ? version : colon + 1;
1075 }
1076
1077 NSString *LocalizeSection(NSString *section) {
1078     static Pcre title_r("^(.*?) \\((.*)\\)$");
1079     if (title_r(section)) {
1080         NSString *parent(title_r[1]);
1081         NSString *child(title_r[2]);
1082
1083         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1084             LocalizeSection(parent),
1085             LocalizeSection(child)
1086         ];
1087     }
1088
1089     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1090 }
1091
1092 NSString *Simplify(NSString *title) {
1093     const char *data = [title UTF8String];
1094     size_t size = [title length];
1095
1096     static Pcre square_r("^\\[(.*)\\]$");
1097     if (square_r(data, size))
1098         return Simplify(square_r[1]);
1099
1100     static Pcre paren_r("^\\((.*)\\)$");
1101     if (paren_r(data, size))
1102         return Simplify(paren_r[1]);
1103
1104     static Pcre title_r("^(.*?) \\((.*)\\)$");
1105     if (title_r(data, size))
1106         return Simplify(title_r[1]);
1107
1108     return title;
1109 }
1110 /* }}} */
1111
1112 NSString *GetLastUpdate() {
1113     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1114
1115     if (update == nil)
1116         return UCLocalize("NEVER_OR_UNKNOWN");
1117
1118     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1119     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1120
1121     CFRelease(formatter);
1122
1123     return [(NSString *) formatted autorelease];
1124 }
1125
1126 bool isSectionVisible(NSString *section) {
1127     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1128     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1129     return hidden == nil || ![hidden boolValue];
1130 }
1131
1132 @class Cydia;
1133
1134 /* Delegate Prototypes {{{ */
1135 @class Package;
1136 @class Source;
1137 @class CydiaProgressEvent;
1138
1139 @protocol DatabaseDelegate
1140 - (void) repairWithSelector:(SEL)selector;
1141 - (void) setConfigurationData:(NSString *)data;
1142 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1143 @end
1144
1145 @class CYPackageController;
1146
1147 @protocol CydiaDelegate
1148 - (void) retainNetworkActivityIndicator;
1149 - (void) releaseNetworkActivityIndicator;
1150 - (void) clearPackage:(Package *)package;
1151 - (void) installPackage:(Package *)package;
1152 - (void) installPackages:(NSArray *)packages;
1153 - (void) removePackage:(Package *)package;
1154 - (void) beginUpdate;
1155 - (BOOL) updating;
1156 - (void) distUpgrade;
1157 - (void) loadData;
1158 - (void) updateData;
1159 - (void) syncData;
1160 - (void) addTrivialSource:(NSString *)href;
1161 - (void) showSettings;
1162 - (UIProgressHUD *) addProgressHUD;
1163 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1164 - (CYViewController *) pageForPackage:(NSString *)name;
1165 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1166 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1167 @end
1168 /* }}} */
1169
1170 /* ProgressEvent Interface/Delegate {{{ */
1171 @interface CydiaProgressEvent : NSObject {
1172     _H<NSString> message_;
1173     _H<NSString> type_;
1174     _H<NSString> package_;
1175     _H<NSString> uri_;
1176 }
1177
1178 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1179 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1180
1181 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1182
1183 - (NSString *) message;
1184 - (NSString *) type;
1185 - (NSString *) package;
1186 - (NSString *) uri;
1187
1188 - (void) setPackage:(NSString *)package;
1189
1190 - (NSString *) compound:(NSString *)value;
1191 - (NSString *) compoundMessage;
1192 - (NSString *) compoundTitle;
1193
1194 @end
1195
1196 @protocol ProgressDelegate
1197 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1198 - (void) setProgressPercent:(NSNumber *)percent;
1199 - (bool) isProgressCancelled;
1200 - (void) setTitle:(NSString *)title;
1201 @end
1202 /* }}} */
1203 /* Status Delegation {{{ */
1204 class Status :
1205     public pkgAcquireStatus
1206 {
1207   private:
1208     _transient NSObject<ProgressDelegate> *delegate_;
1209
1210   public:
1211     Status() :
1212         delegate_(nil)
1213     {
1214     }
1215
1216     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1217         delegate_ = delegate;
1218     }
1219
1220     NSObject<ProgressDelegate> *getDelegate() const {
1221         return delegate_;
1222     }
1223
1224     virtual bool MediaChange(std::string media, std::string drive) {
1225         return false;
1226     }
1227
1228     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1229     }
1230
1231     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1232         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1233         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:@"STATUS"]);
1234         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1235     }
1236
1237     virtual void Done(pkgAcquire::ItemDesc &item) {
1238     }
1239
1240     virtual void Fail(pkgAcquire::ItemDesc &item) {
1241         if (
1242             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1243             item.Owner->Status == pkgAcquire::Item::StatDone
1244         )
1245             return;
1246
1247         std::string &error(item.Owner->ErrorText);
1248         if (error.empty())
1249             return;
1250
1251         //NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1252         //NSArray *fields([description componentsSeparatedByString:@" "]);
1253         //NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1254
1255         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:@"ERROR"]);
1256         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1257     }
1258
1259     virtual bool Pulse(pkgAcquire *Owner) {
1260         bool value = pkgAcquireStatus::Pulse(Owner);
1261
1262         float percent(
1263             double(CurrentBytes + CurrentItems) /
1264             double(TotalBytes + TotalItems)
1265         );
1266
1267         [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:percent] waitUntilDone:YES];
1268         return ![delegate_ isProgressCancelled] && value;
1269     }
1270
1271     virtual void Start() {
1272         pkgAcquireStatus::Start();
1273     }
1274
1275     virtual void Stop() {
1276         pkgAcquireStatus::Stop();
1277     }
1278 };
1279 /* }}} */
1280 /* Database Interface {{{ */
1281 typedef std::map< unsigned long, _H<Source> > SourceMap;
1282
1283 @interface Database : NSObject {
1284     NSZone *zone_;
1285     apr_pool_t *pool_;
1286
1287     unsigned era_;
1288
1289     pkgCacheFile cache_;
1290     pkgDepCache::Policy *policy_;
1291     pkgRecords *records_;
1292     pkgProblemResolver *resolver_;
1293     pkgAcquire *fetcher_;
1294     FileFd *lock_;
1295     SPtr<pkgPackageManager> manager_;
1296     pkgSourceList *list_;
1297
1298     SourceMap sourceMap_;
1299     NSMutableArray *sourceList_;
1300
1301     CFMutableArrayRef packages_;
1302
1303     _transient NSObject<DatabaseDelegate> *delegate_;
1304     _transient NSObject<ProgressDelegate> *progress_;
1305
1306     Status status_;
1307
1308     int cydiafd_;
1309     int statusfd_;
1310     FILE *input_;
1311
1312     std::map<const char *, _H<NSString> > sections_;
1313 }
1314
1315 + (Database *) sharedInstance;
1316 - (unsigned) era;
1317
1318 - (void) _readCydia:(NSNumber *)fd;
1319 - (void) _readStatus:(NSNumber *)fd;
1320 - (void) _readOutput:(NSNumber *)fd;
1321
1322 - (FILE *) input;
1323
1324 - (Package *) packageWithName:(NSString *)name;
1325
1326 - (pkgCacheFile &) cache;
1327 - (pkgDepCache::Policy *) policy;
1328 - (pkgRecords *) records;
1329 - (pkgProblemResolver *) resolver;
1330 - (pkgAcquire &) fetcher;
1331 - (pkgSourceList &) list;
1332 - (NSArray *) packages;
1333 - (NSArray *) sources;
1334 - (Source *) sourceWithKey:(NSString *)key;
1335 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1336
1337 - (void) configure;
1338 - (bool) prepare;
1339 - (void) perform;
1340 - (bool) upgrade;
1341 - (void) update;
1342
1343 - (void) updateWithStatus:(Status &)status;
1344
1345 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1346
1347 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1348 - (NSObject<ProgressDelegate> *) progressDelegate;
1349
1350 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1351
1352 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1353
1354 @end
1355 /* }}} */
1356 /* ProgressEvent Implementation {{{ */
1357 @implementation CydiaProgressEvent
1358
1359 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1360     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1361 }
1362
1363 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1364     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1365     [event setPackage:package];
1366     return event;
1367 }
1368
1369 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1370     if ((self = [super init]) != nil) {
1371         message_ = message;
1372         type_ = type;
1373     } return self;
1374 }
1375
1376 - (NSString *) message {
1377     return message_;
1378 }
1379
1380 - (NSString *) type {
1381     return type_;
1382 }
1383
1384 - (NSString *) package {
1385     return package_;
1386 }
1387
1388 - (NSString *) uri {
1389     return uri_;
1390 }
1391
1392 - (void) setPackage:(NSString *)package {
1393     package_ = package;
1394 }
1395
1396 - (NSString *) compound:(NSString *)value {
1397     if (value != nil) {
1398         NSString *mode(nil); {
1399             NSString *type([self type]);
1400             if ([type isEqualToString:@"ERROR"])
1401                 mode = UCLocalize("ERROR");
1402             else if ([type isEqualToString:@"WARNING"])
1403                 mode = UCLocalize("WARNING");
1404         }
1405
1406         if (mode != nil)
1407             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1408     }
1409
1410     return value;
1411 }
1412
1413 - (NSString *) compoundMessage {
1414     return [self compound:[self message]];
1415 }
1416
1417 - (NSString *) compoundTitle {
1418     NSString *title;
1419
1420     if (package_ == nil)
1421         title = nil;
1422     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1423         title = [package name];
1424     else
1425         title = package_;
1426
1427     return [self compound:title];
1428 }
1429
1430 @end
1431 /* }}} */
1432
1433 // Cytore Definitions {{{
1434 struct PackageValue :
1435     Cytore::Block
1436 {
1437     Cytore::Offset<PackageValue> next_;
1438
1439     uint32_t index_ : 23;
1440     uint32_t subscribed_ : 1;
1441     uint32_t : 8;
1442
1443     int32_t first_;
1444     int32_t last_;
1445
1446     uint16_t vhash_;
1447     uint16_t nhash_;
1448
1449     char version_[8];
1450     char name_[];
1451 };
1452
1453 struct MetaValue :
1454     Cytore::Block
1455 {
1456     uint32_t active_;
1457     Cytore::Offset<PackageValue> packages_[1 << 16];
1458 };
1459
1460 static Cytore::File<MetaValue> MetaFile_;
1461 // }}}
1462 // Cytore Helper Functions {{{
1463 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1464     SplitHash nhash = { hashlittle(name, length) };
1465
1466     PackageValue *metadata;
1467
1468     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1469     offset: if (offset->IsNull()) {
1470         *offset = MetaFile_.New<PackageValue>(length + 1);
1471         metadata = &MetaFile_.Get(*offset);
1472
1473         if (metadata == NULL) {
1474             if (fail != NULL)
1475                 *fail = true;
1476
1477             metadata = new PackageValue();
1478             memset(metadata, 0, sizeof(*metadata));
1479         }
1480
1481         memcpy(metadata->name_, name, length + 1);
1482         metadata->nhash_ = nhash.u16[1];
1483     } else {
1484         metadata = &MetaFile_.Get(*offset);
1485
1486         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1487             offset = &metadata->next_;
1488             goto offset;
1489         }
1490     }
1491
1492     return metadata;
1493 }
1494
1495 static void PackageImport(const void *key, const void *value, void *context) {
1496     bool &fail(*reinterpret_cast<bool *>(context));
1497
1498     char buffer[1024];
1499     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1500         NSLog(@"failed to import package %@", key);
1501         return;
1502     }
1503
1504     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1505     NSDictionary *package((NSDictionary *) value);
1506
1507     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1508         if ([subscribed boolValue] && !metadata->subscribed_)
1509             metadata->subscribed_ = true;
1510
1511     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1512         time_t time([date timeIntervalSince1970]);
1513         if (metadata->first_ > time || metadata->first_ == 0)
1514             metadata->first_ = time;
1515     }
1516
1517     NSDate *date([package objectForKey:@"LastSeen"]);
1518     NSString *version([package objectForKey:@"LastVersion"]);
1519
1520     if (date != nil && version != nil) {
1521         time_t time([date timeIntervalSince1970]);
1522         if (metadata->last_ < time || metadata->last_ == 0)
1523             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1524                 size_t length(strlen(buffer));
1525                 uint16_t vhash(hashlittle(buffer, length));
1526
1527                 size_t capped(std::min<size_t>(8, length));
1528                 char *latest(buffer + length - capped);
1529
1530                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1531                 metadata->vhash_ = vhash;
1532
1533                 metadata->last_ = time;
1534             }
1535     }
1536 }
1537 // }}}
1538
1539 /* Source Class {{{ */
1540 @interface Source : NSObject {
1541     CYString depiction_;
1542     CYString description_;
1543     CYString label_;
1544     CYString origin_;
1545     CYString support_;
1546
1547     CYString uri_;
1548     CYString distribution_;
1549     CYString type_;
1550     CYString version_;
1551
1552     NSString *host_;
1553     NSString *authority_;
1554
1555     CYString defaultIcon_;
1556
1557     NSDictionary *record_;
1558     BOOL trusted_;
1559 }
1560
1561 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1562
1563 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1564
1565 - (NSString *) depictionForPackage:(NSString *)package;
1566 - (NSString *) supportForPackage:(NSString *)package;
1567
1568 - (NSDictionary *) record;
1569 - (BOOL) trusted;
1570
1571 - (NSString *) uri;
1572 - (NSString *) distribution;
1573 - (NSString *) type;
1574 - (NSString *) key;
1575 - (NSString *) host;
1576
1577 - (NSString *) name;
1578 - (NSString *) description;
1579 - (NSString *) label;
1580 - (NSString *) origin;
1581 - (NSString *) version;
1582
1583 - (NSString *) defaultIcon;
1584
1585 @end
1586
1587 @implementation Source
1588
1589 - (void) _clear {
1590     uri_.clear();
1591     distribution_.clear();
1592     type_.clear();
1593
1594     description_.clear();
1595     label_.clear();
1596     origin_.clear();
1597     depiction_.clear();
1598     support_.clear();
1599     version_.clear();
1600     defaultIcon_.clear();
1601
1602     if (record_ != nil) {
1603         [record_ release];
1604         record_ = nil;
1605     }
1606
1607     if (host_ != nil) {
1608         [host_ release];
1609         host_ = nil;
1610     }
1611
1612     if (authority_ != nil) {
1613         [authority_ release];
1614         authority_ = nil;
1615     }
1616 }
1617
1618 - (void) dealloc {
1619     // XXX: this is a very inefficient way to call these deconstructors
1620     [self _clear];
1621     [super dealloc];
1622 }
1623
1624 + (NSArray *) _attributeKeys {
1625     return [NSArray arrayWithObjects:
1626         @"description",
1627         @"distribution",
1628         @"host",
1629         @"key",
1630         @"label",
1631         @"name",
1632         @"origin",
1633         @"trusted",
1634         @"type",
1635         @"uri",
1636         @"version",
1637     nil];
1638 }
1639
1640 - (NSArray *) attributeKeys {
1641     return [[self class] _attributeKeys];
1642 }
1643
1644 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1645     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1646 }
1647
1648 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1649     [self _clear];
1650
1651     trusted_ = index->IsTrusted();
1652
1653     uri_.set(pool, index->GetURI());
1654     distribution_.set(pool, index->GetDist());
1655     type_.set(pool, index->GetType());
1656
1657     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1658     if (dindex != NULL) {
1659         FileFd fd;
1660         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1661             _error->Discard();
1662         else {
1663             pkgTagFile tags(&fd);
1664
1665             pkgTagSection section;
1666             tags.Step(section);
1667
1668             struct {
1669                 const char *name_;
1670                 CYString *value_;
1671             } names[] = {
1672                 {"default-icon", &defaultIcon_},
1673                 {"depiction", &depiction_},
1674                 {"description", &description_},
1675                 {"label", &label_},
1676                 {"origin", &origin_},
1677                 {"support", &support_},
1678                 {"version", &version_},
1679             };
1680
1681             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1682                 const char *start, *end;
1683
1684                 if (section.Find(names[i].name_, start, end)) {
1685                     CYString &value(*names[i].value_);
1686                     value.set(pool, start, end - start);
1687                 }
1688             }
1689         }
1690     }
1691
1692     record_ = [Sources_ objectForKey:[self key]];
1693     if (record_ != nil)
1694         record_ = [record_ retain];
1695
1696     NSURL *url([NSURL URLWithString:uri_]);
1697
1698     host_ = [url host];
1699     if (host_ != nil)
1700         host_ = [[host_ lowercaseString] retain];
1701
1702     if (host_ != nil)
1703         authority_ = host_;
1704     else
1705         authority_ = [url path];
1706
1707     if (authority_ != nil)
1708         authority_ = [authority_ retain];
1709 }
1710
1711 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1712     if ((self = [super init]) != nil) {
1713         [self setMetaIndex:index inPool:pool];
1714     } return self;
1715 }
1716
1717 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1718     NSDictionary *lhr = [self record];
1719     NSDictionary *rhr = [source record];
1720
1721     if (lhr != rhr)
1722         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1723
1724     NSString *lhs = [self name];
1725     NSString *rhs = [source name];
1726
1727     if ([lhs length] != 0 && [rhs length] != 0) {
1728         unichar lhc = [lhs characterAtIndex:0];
1729         unichar rhc = [rhs characterAtIndex:0];
1730
1731         if (isalpha(lhc) && !isalpha(rhc))
1732             return NSOrderedAscending;
1733         else if (!isalpha(lhc) && isalpha(rhc))
1734             return NSOrderedDescending;
1735     }
1736
1737     return [lhs compare:rhs options:LaxCompareOptions_];
1738 }
1739
1740 - (NSString *) depictionForPackage:(NSString *)package {
1741     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1742 }
1743
1744 - (NSString *) supportForPackage:(NSString *)package {
1745     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1746 }
1747
1748 - (NSDictionary *) record {
1749     return record_;
1750 }
1751
1752 - (BOOL) trusted {
1753     return trusted_;
1754 }
1755
1756 - (NSString *) uri {
1757     return uri_;
1758 }
1759
1760 - (NSString *) distribution {
1761     return distribution_;
1762 }
1763
1764 - (NSString *) type {
1765     return type_;
1766 }
1767
1768 - (NSString *) key {
1769     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1770 }
1771
1772 - (NSString *) host {
1773     return host_;
1774 }
1775
1776 - (NSString *) name {
1777     return origin_.empty() ? authority_ : origin_;
1778 }
1779
1780 - (NSString *) description {
1781     return description_;
1782 }
1783
1784 - (NSString *) label {
1785     return label_.empty() ? authority_ : label_;
1786 }
1787
1788 - (NSString *) origin {
1789     return origin_;
1790 }
1791
1792 - (NSString *) version {
1793     return version_;
1794 }
1795
1796 - (NSString *) defaultIcon {
1797     return defaultIcon_;
1798 }
1799
1800 @end
1801 /* }}} */
1802 /* CydiaOperation Class {{{ */
1803 @interface CydiaOperation : NSObject {
1804     NSString *operator_;
1805     NSString *value_;
1806 }
1807
1808 - (NSString *) operator;
1809 - (NSString *) value;
1810
1811 @end
1812
1813 @implementation CydiaOperation
1814
1815 - (void) dealloc {
1816     [operator_ release];
1817     [value_ release];
1818     [super dealloc];
1819 }
1820
1821 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1822     if ((self = [super init]) != nil) {
1823         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1824         value_ = [[NSString alloc] initWithUTF8String:value];
1825     } return self;
1826 }
1827
1828 + (NSArray *) _attributeKeys {
1829     return [NSArray arrayWithObjects:
1830         @"operator",
1831         @"value",
1832     nil];
1833 }
1834
1835 - (NSArray *) attributeKeys {
1836     return [[self class] _attributeKeys];
1837 }
1838
1839 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1840     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1841 }
1842
1843 - (NSString *) operator {
1844     return operator_;
1845 }
1846
1847 - (NSString *) value {
1848     return value_;
1849 }
1850
1851 @end
1852 /* }}} */
1853 /* CydiaClause Class {{{ */
1854 @interface CydiaClause : NSObject {
1855     NSString *package_;
1856     CydiaOperation *version_;
1857 }
1858
1859 - (NSString *) package;
1860 - (CydiaOperation *) version;
1861
1862 @end
1863
1864 @implementation CydiaClause
1865
1866 - (void) dealloc {
1867     [package_ release];
1868     [version_ release];
1869     [super dealloc];
1870 }
1871
1872 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1873     if ((self = [super init]) != nil) {
1874         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1875
1876         if (const char *version = dep.TargetVer())
1877             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1878         else
1879             version_ = [[NSNull null] retain];
1880     } return self;
1881 }
1882
1883 + (NSArray *) _attributeKeys {
1884     return [NSArray arrayWithObjects:
1885         @"package",
1886         @"version",
1887     nil];
1888 }
1889
1890 - (NSArray *) attributeKeys {
1891     return [[self class] _attributeKeys];
1892 }
1893
1894 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1895     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1896 }
1897
1898 - (NSString *) package {
1899     return package_;
1900 }
1901
1902 - (CydiaOperation *) version {
1903     return version_;
1904 }
1905
1906 @end
1907 /* }}} */
1908 /* CydiaRelation Class {{{ */
1909 @interface CydiaRelation : NSObject {
1910     NSString *relationship_;
1911     NSMutableArray *clauses_;
1912 }
1913
1914 - (NSString *) relationship;
1915 - (NSArray *) clauses;
1916
1917 @end
1918
1919 @implementation CydiaRelation
1920
1921 - (void) dealloc {
1922     [relationship_ release];
1923     [clauses_ release];
1924     [super dealloc];
1925 }
1926
1927 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1928     if ((self = [super init]) != nil) {
1929         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1930         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1931
1932         pkgCache::DepIterator start;
1933         pkgCache::DepIterator end;
1934         dep.GlobOr(start, end); // ++dep
1935
1936         _forever {
1937             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1938
1939             // yes, seriously. (wtf?)
1940             if (start == end)
1941                 break;
1942             ++start;
1943         }
1944     } return self;
1945 }
1946
1947 + (NSArray *) _attributeKeys {
1948     return [NSArray arrayWithObjects:
1949         @"clauses",
1950         @"relationship",
1951     nil];
1952 }
1953
1954 - (NSArray *) attributeKeys {
1955     return [[self class] _attributeKeys];
1956 }
1957
1958 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1959     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1960 }
1961
1962 - (NSString *) relationship {
1963     return relationship_;
1964 }
1965
1966 - (NSArray *) clauses {
1967     return clauses_;
1968 }
1969
1970 - (void) addClause:(CydiaClause *)clause {
1971     [clauses_ addObject:clause];
1972 }
1973
1974 @end
1975 /* }}} */
1976 /* Package Class {{{ */
1977 struct ParsedPackage {
1978     CYString tagline_;
1979
1980     CYString icon_;
1981
1982     CYString depiction_;
1983     CYString homepage_;
1984
1985     CYString sponsor_;
1986     CYString author_;
1987
1988     CYString bugs_;
1989     CYString support_;
1990 };
1991
1992 @interface Package : NSObject {
1993     uint32_t era_ : 26;
1994     uint32_t role_ : 3;
1995     uint32_t essential_ : 1;
1996     uint32_t obsolete_ : 1;
1997     uint32_t ignored_ : 1;
1998
1999     apr_pool_t *pool_;
2000
2001     _transient Database *database_;
2002
2003     pkgCache::VerIterator version_;
2004     pkgCache::PkgIterator iterator_;
2005     pkgCache::VerFileIterator file_;
2006
2007     CYString id_;
2008     CYString name_;
2009
2010     CYString latest_;
2011     CYString installed_;
2012
2013     const char *section_;
2014     _transient NSString *section$_;
2015
2016     Source *source_;
2017
2018     PackageValue *metadata_;
2019     ParsedPackage *parsed_;
2020
2021     NSMutableArray *tags_;
2022 }
2023
2024 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2025 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2026
2027 - (pkgCache::PkgIterator) iterator;
2028 - (void) parse;
2029
2030 - (NSString *) section;
2031 - (NSString *) simpleSection;
2032
2033 - (NSString *) longSection;
2034 - (NSString *) shortSection;
2035
2036 - (NSString *) uri;
2037
2038 - (Address *) maintainer;
2039 - (size_t) size;
2040 - (NSString *) longDescription;
2041 - (NSString *) shortDescription;
2042 - (unichar) index;
2043
2044 - (PackageValue *) metadata;
2045 - (time_t) seen;
2046
2047 - (bool) subscribed;
2048 - (bool) setSubscribed:(bool)subscribed;
2049
2050 - (BOOL) ignored;
2051
2052 - (NSString *) latest;
2053 - (NSString *) installed;
2054 - (BOOL) uninstalled;
2055
2056 - (BOOL) valid;
2057 - (BOOL) upgradableAndEssential:(BOOL)essential;
2058 - (BOOL) essential;
2059 - (BOOL) broken;
2060 - (BOOL) unfiltered;
2061 - (BOOL) visible;
2062
2063 - (BOOL) half;
2064 - (BOOL) halfConfigured;
2065 - (BOOL) halfInstalled;
2066 - (BOOL) hasMode;
2067 - (NSString *) mode;
2068
2069 - (NSString *) id;
2070 - (NSString *) name;
2071 - (UIImage *) icon;
2072 - (NSString *) homepage;
2073 - (NSString *) depiction;
2074 - (Address *) author;
2075
2076 - (NSString *) support;
2077
2078 - (NSArray *) files;
2079 - (NSArray *) warnings;
2080 - (NSArray *) applications;
2081
2082 - (Source *) source;
2083
2084 - (BOOL) matches:(NSString *)text;
2085
2086 - (bool) hasSupportingRole;
2087 - (BOOL) hasTag:(NSString *)tag;
2088 - (NSString *) primaryPurpose;
2089 - (NSArray *) purposes;
2090 - (bool) isCommercial;
2091
2092 - (void) setIndex:(size_t)index;
2093
2094 - (CYString &) cyname;
2095
2096 - (uint32_t) compareBySection:(NSArray *)sections;
2097
2098 - (void) install;
2099 - (void) remove;
2100
2101 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2102 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2103 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2104 - (bool) isVisibleInSection:(NSString *)section;
2105 - (bool) isVisibleInSource:(Source *)source;
2106
2107 @end
2108
2109 uint32_t PackageChangesRadix(Package *self, void *) {
2110     union {
2111         uint32_t key;
2112
2113         struct {
2114             uint32_t timestamp : 30;
2115             uint32_t ignored : 1;
2116             uint32_t upgradable : 1;
2117         } bits;
2118     } value;
2119
2120     bool upgradable([self upgradableAndEssential:YES]);
2121     value.bits.upgradable = upgradable ? 1 : 0;
2122
2123     if (upgradable) {
2124         value.bits.timestamp = 0;
2125         value.bits.ignored = [self ignored] ? 0 : 1;
2126         value.bits.upgradable = 1;
2127     } else {
2128         value.bits.timestamp = [self seen] >> 2;
2129         value.bits.ignored = 0;
2130         value.bits.upgradable = 0;
2131     }
2132
2133     return _not(uint32_t) - value.key;
2134 }
2135
2136 uint32_t PackagePrefixRadix(Package *self, void *context) {
2137     size_t offset(reinterpret_cast<size_t>(context));
2138     CYString &name([self cyname]);
2139
2140     size_t size(name.size());
2141     if (size == 0)
2142         return 0;
2143     char *text(name.data());
2144
2145     size_t zeros;
2146     if (!isdigit(text[0]))
2147         zeros = 0;
2148     else {
2149         size_t digits(1);
2150         while (size != digits && isdigit(text[digits]))
2151             if (++digits == 4)
2152                 break;
2153         zeros = 4 - digits;
2154     }
2155
2156     uint8_t data[4];
2157
2158     if (offset == 0 && zeros != 0) {
2159         memset(data, '0', zeros);
2160         memcpy(data + zeros, text, 4 - zeros);
2161     } else {
2162         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2163         if (size <= offset - zeros)
2164             return 0;
2165
2166         text += offset - zeros;
2167         size -= offset - zeros;
2168
2169         if (size >= 4)
2170             memcpy(data, text, 4);
2171         else {
2172             memcpy(data, text, size);
2173             memset(data + size, 0, 4 - size);
2174         }
2175
2176         for (size_t i(0); i != 4; ++i)
2177             if (isalpha(data[i]))
2178                 data[i] |= 0x20;
2179     }
2180
2181     if (offset == 0)
2182         if (data[0] == '@')
2183             data[0] = 0x7f;
2184         else
2185             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2186
2187     /* XXX: ntohl may be more honest */
2188     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2189 }
2190
2191 CYString &(*PackageName)(Package *self, SEL sel);
2192
2193 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2194     _profile(PackageNameCompare)
2195         CYString &lhi(PackageName(lhs, @selector(cyname)));
2196         CYString &rhi(PackageName(rhs, @selector(cyname)));
2197         CFStringRef lhn(lhi), rhn(rhi);
2198
2199         if (lhn == NULL)
2200             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2201         else if (rhn == NULL)
2202             return NSOrderedDescending;
2203
2204         _profile(PackageNameCompare$NumbersLast)
2205             if (!lhi.empty() && !rhi.empty()) {
2206                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2207                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2208                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2209                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2210                     return lha ? NSOrderedAscending : NSOrderedDescending;
2211             }
2212         _end
2213
2214         CFIndex length = CFStringGetLength(lhn);
2215
2216         _profile(PackageNameCompare$Compare)
2217             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2218         _end
2219     _end
2220 }
2221
2222 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2223     return PackageNameCompare(*lhs, *rhs, context);
2224 }
2225
2226 struct PackageNameOrdering :
2227     std::binary_function<Package *, Package *, bool>
2228 {
2229     _finline bool operator ()(Package *lhs, Package *rhs) const {
2230         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2231     }
2232 };
2233
2234 @implementation Package
2235
2236 - (NSString *) description {
2237     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2238 }
2239
2240 - (void) dealloc {
2241     if (parsed_ != NULL)
2242         delete parsed_;
2243     if (source_ != nil)
2244         [source_ release];
2245     if (tags_ != nil)
2246         [tags_ release];
2247     [super dealloc];
2248 }
2249
2250 + (NSString *) webScriptNameForSelector:(SEL)selector {
2251     if (false);
2252     else if (selector == @selector(clear))
2253         return @"clear";
2254     else if (selector == @selector(getField:))
2255         return @"getField";
2256     else if (selector == @selector(hasTag:))
2257         return @"hasTag";
2258     else if (selector == @selector(install))
2259         return @"install";
2260     else if (selector == @selector(remove))
2261         return @"remove";
2262     else
2263         return nil;
2264 }
2265
2266 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2267     return [self webScriptNameForSelector:selector] == nil;
2268 }
2269
2270 + (NSArray *) _attributeKeys {
2271     return [NSArray arrayWithObjects:
2272         @"applications",
2273         @"author",
2274         @"depiction",
2275         @"essential",
2276         @"homepage",
2277         @"icon",
2278         @"id",
2279         @"installed",
2280         @"latest",
2281         @"longDescription",
2282         @"longSection",
2283         @"maintainer",
2284         @"mode",
2285         @"name",
2286         @"purposes",
2287         @"relations",
2288         @"section",
2289         @"shortDescription",
2290         @"shortSection",
2291         @"simpleSection",
2292         @"size",
2293         @"source",
2294         @"sponsor",
2295         @"support",
2296         @"warnings",
2297     nil];
2298 }
2299
2300 - (NSArray *) attributeKeys {
2301     return [[self class] _attributeKeys];
2302 }
2303
2304 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2305     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2306 }
2307
2308 - (NSArray *) relations {
2309 @synchronized (database_) {
2310     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2311     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2312         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2313     return relations;
2314 } }
2315
2316 - (NSString *) getField:(NSString *)name {
2317 @synchronized (database_) {
2318     if ([database_ era] != era_ || file_.end())
2319         return nil;
2320
2321     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2322
2323     const char *start, *end;
2324     if (!parser.Find([name UTF8String], start, end))
2325         return (NSString *) [NSNull null];
2326
2327     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2328 } }
2329
2330 - (void) parse {
2331     if (parsed_ != NULL)
2332         return;
2333 @synchronized (database_) {
2334     if ([database_ era] != era_ || file_.end())
2335         return;
2336
2337     ParsedPackage *parsed(new ParsedPackage);
2338     parsed_ = parsed;
2339
2340     _profile(Package$parse)
2341         pkgRecords::Parser *parser;
2342
2343         _profile(Package$parse$Lookup)
2344             parser = &[database_ records]->Lookup(file_);
2345         _end
2346
2347         CYString website;
2348
2349         _profile(Package$parse$Find)
2350             struct {
2351                 const char *name_;
2352                 CYString *value_;
2353             } names[] = {
2354                 {"icon", &parsed->icon_},
2355                 {"depiction", &parsed->depiction_},
2356                 {"homepage", &parsed->homepage_},
2357                 {"website", &website},
2358                 {"bugs", &parsed->bugs_},
2359                 {"support", &parsed->support_},
2360                 {"sponsor", &parsed->sponsor_},
2361                 {"author", &parsed->author_},
2362             };
2363
2364             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2365                 const char *start, *end;
2366
2367                 if (parser->Find(names[i].name_, start, end)) {
2368                     CYString &value(*names[i].value_);
2369                     _profile(Package$parse$Value)
2370                         value.set(pool_, start, end - start);
2371                     _end
2372                 }
2373             }
2374         _end
2375
2376         _profile(Package$parse$Tagline)
2377             const char *start, *end;
2378             if (parser->ShortDesc(start, end)) {
2379                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2380                 if (stop == NULL)
2381                     stop = end;
2382                 while (stop != start && stop[-1] == '\r')
2383                     --stop;
2384                 parsed->tagline_.set(pool_, start, stop - start);
2385             }
2386         _end
2387
2388         _profile(Package$parse$Retain)
2389             if (parsed->homepage_.empty())
2390                 parsed->homepage_ = website;
2391             if (parsed->homepage_ == parsed->depiction_)
2392                 parsed->homepage_.clear();
2393         _end
2394     _end
2395 } }
2396
2397 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2398     if ((self = [super init]) != nil) {
2399     _profile(Package$initWithVersion)
2400         pool_ = pool;
2401
2402         database_ = database;
2403         era_ = [database era];
2404
2405         version_ = version;
2406
2407         pkgCache::PkgIterator iterator(version.ParentPkg());
2408         iterator_ = iterator;
2409
2410         _profile(Package$initWithVersion$Version)
2411             if (!version_.end())
2412                 file_ = version_.FileList();
2413             else {
2414                 pkgCache &cache([database_ cache]);
2415                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2416             }
2417         _end
2418
2419         _profile(Package$initWithVersion$Cache)
2420             name_.set(NULL, iterator.Display());
2421
2422             latest_.set(NULL, StripVersion_(version_.VerStr()));
2423
2424             pkgCache::VerIterator current(iterator.CurrentVer());
2425             if (!current.end())
2426                 installed_.set(NULL, StripVersion_(current.VerStr()));
2427         _end
2428
2429         _profile(Package$initWithVersion$Tags)
2430             pkgCache::TagIterator tag(iterator.TagList());
2431             if (!tag.end()) {
2432                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2433                 do {
2434                     const char *name(tag.Name());
2435                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2436
2437                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2438                         if (strcmp(name + 6, "enduser") == 0)
2439                             role_ = 1;
2440                         else if (strcmp(name + 6, "hacker") == 0)
2441                             role_ = 2;
2442                         else if (strcmp(name + 6, "developer") == 0)
2443                             role_ = 3;
2444                         else if (strcmp(name + 6, "cydia") == 0)
2445                             role_ = 7;
2446                         else
2447                             role_ = 4;
2448                     }
2449
2450                     if (strncmp(name, "cydia::", 7) == 0) {
2451                         if (strcmp(name + 7, "essential") == 0)
2452                             essential_ = true;
2453                         else if (strcmp(name + 7, "obsolete") == 0)
2454                             obsolete_ = true;
2455                     }
2456
2457                     ++tag;
2458                 } while (!tag.end());
2459             }
2460         _end
2461
2462         _profile(Package$initWithVersion$Metadata)
2463             const char *mixed(iterator.Name());
2464             size_t size(strlen(mixed));
2465             char lower[size + 1];
2466
2467             for (size_t i(0); i != size; ++i)
2468                 lower[i] = mixed[i] | 0x20;
2469             lower[size] = '\0';
2470
2471             PackageValue *metadata(PackageFind(lower, size));
2472             metadata_ = metadata;
2473
2474             id_.set(NULL, metadata->name_, size);
2475
2476             const char *latest(version_.VerStr());
2477             size_t length(strlen(latest));
2478
2479             uint16_t vhash(hashlittle(latest, length));
2480
2481             size_t capped(std::min<size_t>(8, length));
2482             latest = latest + length - capped;
2483
2484             if (metadata->first_ == 0)
2485                 metadata->first_ = now_;
2486
2487             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2488                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2489                 metadata->vhash_ = vhash;
2490                 metadata->last_ = now_;
2491             } else if (metadata->last_ == 0)
2492                 metadata->last_ = metadata->first_;
2493         _end
2494
2495         _profile(Package$initWithVersion$Section)
2496             section_ = iterator.Section();
2497         _end
2498
2499         _profile(Package$initWithVersion$Flags)
2500             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2501             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2502         _end
2503     _end } return self;
2504 }
2505
2506 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2507     pkgCache::VerIterator version;
2508
2509     _profile(Package$packageWithIterator$GetCandidateVer)
2510         version = [database policy]->GetCandidateVer(iterator);
2511     _end
2512
2513     if (version.end())
2514         return nil;
2515
2516     Package *package;
2517
2518     _profile(Package$packageWithIterator$Allocate)
2519         package = [Package allocWithZone:zone];
2520     _end
2521
2522     _profile(Package$packageWithIterator$Initialize)
2523         package = [package
2524             initWithVersion:version
2525             withZone:zone
2526             inPool:pool
2527             database:database
2528         ];
2529     _end
2530
2531     _profile(Package$packageWithIterator$Autorelease)
2532         package = [package autorelease];
2533     _end
2534
2535     return package;
2536 }
2537
2538 - (pkgCache::PkgIterator) iterator {
2539     return iterator_;
2540 }
2541
2542 - (NSString *) section {
2543     if (section$_ == nil) {
2544         if (section_ == NULL)
2545             return nil;
2546
2547         _profile(Package$section$mappedSectionForPointer)
2548             section$_ = [database_ mappedSectionForPointer:section_];
2549         _end
2550     } return section$_;
2551 }
2552
2553 - (NSString *) simpleSection {
2554     if (NSString *section = [self section])
2555         return Simplify(section);
2556     else
2557         return nil;
2558 }
2559
2560 - (NSString *) longSection {
2561     return LocalizeSection([self section]);
2562 }
2563
2564 - (NSString *) shortSection {
2565     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2566 }
2567
2568 - (NSString *) uri {
2569     return nil;
2570 #if 0
2571     pkgIndexFile *index;
2572     pkgCache::PkgFileIterator file(file_.File());
2573     if (![database_ list].FindIndex(file, index))
2574         return nil;
2575     return [NSString stringWithUTF8String:iterator_->Path];
2576     //return [NSString stringWithUTF8String:file.Site()];
2577     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2578 #endif
2579 }
2580
2581 - (Address *) maintainer {
2582 @synchronized (database_) {
2583     if ([database_ era] != era_ || file_.end())
2584         return nil;
2585
2586     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2587     const std::string &maintainer(parser->Maintainer());
2588     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2589 } }
2590
2591 - (size_t) size {
2592 @synchronized (database_) {
2593     if ([database_ era] != era_ || version_.end())
2594         return 0;
2595
2596     return version_->InstalledSize;
2597 } }
2598
2599 - (NSString *) longDescription {
2600 @synchronized (database_) {
2601     if ([database_ era] != era_ || file_.end())
2602         return nil;
2603
2604     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2605     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2606
2607     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2608     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2609     if ([lines count] < 2)
2610         return nil;
2611
2612     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2613     for (size_t i(1), e([lines count]); i != e; ++i) {
2614         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2615         [trimmed addObject:trim];
2616     }
2617
2618     return [trimmed componentsJoinedByString:@"\n"];
2619 } }
2620
2621 - (NSString *) shortDescription {
2622     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2623 }
2624
2625 - (unichar) index {
2626     _profile(Package$index)
2627         CFStringRef name((CFStringRef) [self name]);
2628         if (CFStringGetLength(name) == 0)
2629             return '#';
2630         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2631         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2632             return '#';
2633         return toupper(character);
2634     _end
2635 }
2636
2637 - (PackageValue *) metadata {
2638     return metadata_;
2639 }
2640
2641 - (time_t) seen {
2642     PackageValue *metadata([self metadata]);
2643     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2644 }
2645
2646 - (bool) subscribed {
2647     return [self metadata]->subscribed_;
2648 }
2649
2650 - (bool) setSubscribed:(bool)subscribed {
2651     PackageValue *metadata([self metadata]);
2652     if (metadata->subscribed_ == subscribed)
2653         return false;
2654     metadata->subscribed_ = subscribed;
2655     return true;
2656 }
2657
2658 - (BOOL) ignored {
2659     return ignored_;
2660 }
2661
2662 - (NSString *) latest {
2663     return latest_;
2664 }
2665
2666 - (NSString *) installed {
2667     return installed_;
2668 }
2669
2670 - (BOOL) uninstalled {
2671     return installed_.empty();
2672 }
2673
2674 - (BOOL) valid {
2675     return !version_.end();
2676 }
2677
2678 - (BOOL) upgradableAndEssential:(BOOL)essential {
2679     _profile(Package$upgradableAndEssential)
2680         pkgCache::VerIterator current(iterator_.CurrentVer());
2681         if (current.end())
2682             return essential && essential_;
2683         else
2684             return !version_.end() && version_ != current;
2685     _end
2686 }
2687
2688 - (BOOL) essential {
2689     return essential_;
2690 }
2691
2692 - (BOOL) broken {
2693     return [database_ cache][iterator_].InstBroken();
2694 }
2695
2696 - (BOOL) unfiltered {
2697     _profile(Package$unfiltered$obsolete)
2698         if (_unlikely(obsolete_))
2699             return false;
2700     _end
2701
2702     _profile(Package$unfiltered$hasSupportingRole)
2703         if (_unlikely(![self hasSupportingRole]))
2704             return false;
2705     _end
2706
2707     return true;
2708 }
2709
2710 - (BOOL) visible {
2711     if (![self unfiltered])
2712         return false;
2713
2714     NSString *section;
2715
2716     _profile(Package$visible$section)
2717         section = [self section];
2718     _end
2719
2720     _profile(Package$visible$isSectionVisible)
2721         if (!isSectionVisible(section))
2722             return false;
2723     _end
2724
2725     return true;
2726 }
2727
2728 - (BOOL) half {
2729     unsigned char current(iterator_->CurrentState);
2730     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2731 }
2732
2733 - (BOOL) halfConfigured {
2734     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2735 }
2736
2737 - (BOOL) halfInstalled {
2738     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2739 }
2740
2741 - (BOOL) hasMode {
2742     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2743     return state.Mode != pkgDepCache::ModeKeep;
2744 }
2745
2746 - (NSString *) mode {
2747     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2748
2749     switch (state.Mode) {
2750         case pkgDepCache::ModeDelete:
2751             if ((state.iFlags & pkgDepCache::Purge) != 0)
2752                 return @"PURGE";
2753             else
2754                 return @"REMOVE";
2755         case pkgDepCache::ModeKeep:
2756             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2757                 return @"REINSTALL";
2758             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2759                 return nil;*/
2760             else
2761                 return nil;
2762         case pkgDepCache::ModeInstall:
2763             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2764                 return @"REINSTALL";
2765             else*/ switch (state.Status) {
2766                 case -1:
2767                     return @"DOWNGRADE";
2768                 case 0:
2769                     return @"INSTALL";
2770                 case 1:
2771                     return @"UPGRADE";
2772                 case 2:
2773                     return @"NEW_INSTALL";
2774                 _nodefault
2775             }
2776         _nodefault
2777     }
2778 }
2779
2780 - (NSString *) id {
2781     return id_;
2782 }
2783
2784 - (NSString *) name {
2785     return name_.empty() ? id_ : name_;
2786 }
2787
2788 - (UIImage *) icon {
2789     NSString *section = [self simpleSection];
2790
2791     UIImage *icon(nil);
2792     if (parsed_ != NULL)
2793         if (NSString *href = parsed_->icon_)
2794             if ([href hasPrefix:@"file:///"])
2795                 // XXX: correct escaping
2796                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2797     if (icon == nil) if (section != nil)
2798         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2799     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2800         if ([dicon hasPrefix:@"file:///"])
2801             // XXX: correct escaping
2802             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2803     if (icon == nil)
2804         icon = [UIImage applicationImageNamed:@"unknown.png"];
2805     return icon;
2806 }
2807
2808 - (NSString *) homepage {
2809     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2810 }
2811
2812 - (NSString *) depiction {
2813     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2814 }
2815
2816 - (Address *) sponsor {
2817     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2818 }
2819
2820 - (Address *) author {
2821     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2822 }
2823
2824 - (NSString *) support {
2825     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2826 }
2827
2828 - (NSArray *) files {
2829     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2830     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2831
2832     std::ifstream fin;
2833     fin.open([path UTF8String]);
2834     if (!fin.is_open())
2835         return nil;
2836
2837     std::string line;
2838     while (std::getline(fin, line))
2839         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2840
2841     return files;
2842 }
2843
2844 - (NSArray *) warnings {
2845     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2846     const char *name(iterator_.Name());
2847
2848     size_t length(strlen(name));
2849     if (length < 2) invalid:
2850         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2851     else for (size_t i(0); i != length; ++i)
2852         if (
2853             /* XXX: technically this is not allowed */
2854             (name[i] < 'A' || name[i] > 'Z') &&
2855             (name[i] < 'a' || name[i] > 'z') &&
2856             (name[i] < '0' || name[i] > '9') &&
2857             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2858         ) goto invalid;
2859
2860     if (strcmp(name, "cydia") != 0) {
2861         bool cydia = false;
2862         bool user = false;
2863         bool _private = false;
2864         bool stash = false;
2865
2866         bool repository = [[self section] isEqualToString:@"Repositories"];
2867
2868         if (NSArray *files = [self files])
2869             for (NSString *file in files)
2870                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2871                     cydia = true;
2872                 else if (!user && [file isEqualToString:@"/User"])
2873                     user = true;
2874                 else if (!_private && [file isEqualToString:@"/private"])
2875                     _private = true;
2876                 else if (!stash && [file isEqualToString:@"/var/stash"])
2877                     stash = true;
2878
2879         /* XXX: this is not sensitive enough. only some folders are valid. */
2880         if (cydia && !repository)
2881             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2882         if (user)
2883             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2884         if (_private)
2885             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2886         if (stash)
2887             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2888     }
2889
2890     return [warnings count] == 0 ? nil : warnings;
2891 }
2892
2893 - (NSArray *) applications {
2894     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2895
2896     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2897
2898     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2899     if (NSArray *files = [self files])
2900         for (NSString *file in files)
2901             if (application_r(file)) {
2902                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2903                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2904                 if ([id isEqualToString:me])
2905                     continue;
2906
2907                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2908                 if (display == nil)
2909                     display = application_r[1];
2910
2911                 NSString *bundle([file stringByDeletingLastPathComponent]);
2912                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2913                 if (icon == nil || [icon length] == 0)
2914                     icon = @"icon.png";
2915                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2916
2917                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2918                 [applications addObject:application];
2919
2920                 [application addObject:id];
2921                 [application addObject:display];
2922                 [application addObject:url];
2923             }
2924
2925     return [applications count] == 0 ? nil : applications;
2926 }
2927
2928 - (Source *) source {
2929     if (source_ == nil) {
2930         @synchronized (database_) {
2931             if ([database_ era] != era_ || file_.end())
2932                 source_ = (Source *) [NSNull null];
2933             else
2934                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2935         }
2936     }
2937
2938     return source_ == (Source *) [NSNull null] ? nil : source_;
2939 }
2940
2941 - (BOOL) matches:(NSString *)text {
2942     if (text == nil)
2943         return NO;
2944
2945     NSRange range;
2946
2947     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2948     if (range.location != NSNotFound)
2949         return YES;
2950
2951     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2952     if (range.location != NSNotFound)
2953         return YES;
2954
2955     [self parse];
2956
2957     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2958     if (range.location != NSNotFound)
2959         return YES;
2960
2961     return NO;
2962 }
2963
2964 - (bool) hasSupportingRole {
2965     if (role_ == 0)
2966         return true;
2967     if (role_ == 1)
2968         return true;
2969     if ([Role_ isEqualToString:@"User"])
2970         return false;
2971     if (role_ == 2)
2972         return true;
2973     if ([Role_ isEqualToString:@"Hacker"])
2974         return false;
2975     if (role_ == 3)
2976         return true;
2977     if ([Role_ isEqualToString:@"Developer"])
2978         return false;
2979     _assert(false);
2980 }
2981
2982 - (BOOL) hasTag:(NSString *)tag {
2983     return tags_ == nil ? NO : [tags_ containsObject:tag];
2984 }
2985
2986 - (NSString *) primaryPurpose {
2987     for (NSString *tag in tags_)
2988         if ([tag hasPrefix:@"purpose::"])
2989             return [tag substringFromIndex:9];
2990     return nil;
2991 }
2992
2993 - (NSArray *) purposes {
2994     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2995     for (NSString *tag in tags_)
2996         if ([tag hasPrefix:@"purpose::"])
2997             [purposes addObject:[tag substringFromIndex:9]];
2998     return [purposes count] == 0 ? nil : purposes;
2999 }
3000
3001 - (bool) isCommercial {
3002     return [self hasTag:@"cydia::commercial"];
3003 }
3004
3005 - (void) setIndex:(size_t)index {
3006     if (metadata_->index_ != index)
3007         metadata_->index_ = index;
3008 }
3009
3010 - (CYString &) cyname {
3011     return name_.empty() ? id_ : name_;
3012 }
3013
3014 - (uint32_t) compareBySection:(NSArray *)sections {
3015     NSString *section([self section]);
3016     for (size_t i(0), e([sections count]); i != e; ++i) {
3017         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3018             return i;
3019     }
3020
3021     return _not(uint32_t);
3022 }
3023
3024 - (void) clear {
3025 @synchronized (database_) {
3026     pkgProblemResolver *resolver = [database_ resolver];
3027     resolver->Clear(iterator_);
3028
3029     pkgCacheFile &cache([database_ cache]);
3030     cache->SetReInstall(iterator_, false);
3031     cache->MarkKeep(iterator_, false);
3032 } }
3033
3034 - (void) install {
3035 @synchronized (database_) {
3036     pkgProblemResolver *resolver = [database_ resolver];
3037     resolver->Clear(iterator_);
3038     resolver->Protect(iterator_);
3039
3040     pkgCacheFile &cache([database_ cache]);
3041     cache->SetReInstall(iterator_, false);
3042     cache->MarkInstall(iterator_, false);
3043
3044     pkgDepCache::StateCache &state((*cache)[iterator_]);
3045     if (!state.Install())
3046         cache->SetReInstall(iterator_, true);
3047 } }
3048
3049 - (void) remove {
3050 @synchronized (database_) {
3051     pkgProblemResolver *resolver = [database_ resolver];
3052     resolver->Clear(iterator_);
3053     resolver->Remove(iterator_);
3054     resolver->Protect(iterator_);
3055
3056     pkgCacheFile &cache([database_ cache]);
3057     cache->SetReInstall(iterator_, false);
3058     cache->MarkDelete(iterator_, true);
3059 } }
3060
3061 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3062     _profile(Package$isUnfilteredAndSearchedForBy)
3063         bool value(true);
3064
3065         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3066             value &= [self unfiltered];
3067         _end
3068
3069         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3070             value &= [self matches:search];
3071         _end
3072
3073         return value;
3074     _end
3075 }
3076
3077 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3078     if ([search length] == 0)
3079         return false;
3080
3081     _profile(Package$isUnfilteredAndSelectedForBy)
3082         bool value(true);
3083
3084         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3085             value &= [self unfiltered];
3086         _end
3087
3088         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3089             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3090         _end
3091
3092         return value;
3093     _end
3094 }
3095
3096 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3097     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3098 }
3099
3100 - (bool) isVisibleInSection:(NSString *)name {
3101     NSString *section([self section]);
3102
3103     return (
3104         name == nil ||
3105         section == nil && [name length] == 0 ||
3106         [name isEqualToString:section]
3107     ) && [self visible];
3108 }
3109
3110 - (bool) isVisibleInSource:(Source *)source {
3111     return [self source] == source && [self visible];
3112 }
3113
3114 @end
3115 /* }}} */
3116 /* Section Class {{{ */
3117 @interface Section : NSObject {
3118     NSString *name_;
3119     unichar index_;
3120     size_t row_;
3121     size_t count_;
3122     NSString *localized_;
3123 }
3124
3125 - (NSComparisonResult) compareByLocalized:(Section *)section;
3126 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3127 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3128 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3129 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3130 - (NSString *) name;
3131 - (unichar) index;
3132
3133 - (size_t) row;
3134 - (size_t) count;
3135
3136 - (void) addToRow;
3137 - (void) addToCount;
3138
3139 - (void) setCount:(size_t)count;
3140 - (NSString *) localized;
3141
3142 @end
3143
3144 @implementation Section
3145
3146 - (void) dealloc {
3147     [name_ release];
3148     if (localized_ != nil)
3149         [localized_ release];
3150     [super dealloc];
3151 }
3152
3153 - (NSComparisonResult) compareByLocalized:(Section *)section {
3154     NSString *lhs(localized_);
3155     NSString *rhs([section localized]);
3156
3157     /*if ([lhs length] != 0 && [rhs length] != 0) {
3158         unichar lhc = [lhs characterAtIndex:0];
3159         unichar rhc = [rhs characterAtIndex:0];
3160
3161         if (isalpha(lhc) && !isalpha(rhc))
3162             return NSOrderedAscending;
3163         else if (!isalpha(lhc) && isalpha(rhc))
3164             return NSOrderedDescending;
3165     }*/
3166
3167     return [lhs compare:rhs options:LaxCompareOptions_];
3168 }
3169
3170 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3171     if ((self = [self initWithName:name localize:NO]) != nil) {
3172         if (localized != nil)
3173             localized_ = [localized retain];
3174     } return self;
3175 }
3176
3177 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3178     return [self initWithName:name row:0 localize:localize];
3179 }
3180
3181 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3182     if ((self = [super init]) != nil) {
3183         name_ = [name retain];
3184         index_ = '\0';
3185         row_ = row;
3186         if (localize)
3187             localized_ = [LocalizeSection(name_) retain];
3188     } return self;
3189 }
3190
3191 /* XXX: localize the index thingees */
3192 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3193     if ((self = [super init]) != nil) {
3194         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3195         index_ = index;
3196         row_ = row;
3197     } return self;
3198 }
3199
3200 - (NSString *) name {
3201     return name_;
3202 }
3203
3204 - (unichar) index {
3205     return index_;
3206 }
3207
3208 - (size_t) row {
3209     return row_;
3210 }
3211
3212 - (size_t) count {
3213     return count_;
3214 }
3215
3216 - (void) addToRow {
3217     ++row_;
3218 }
3219
3220 - (void) addToCount {
3221     ++count_;
3222 }
3223
3224 - (void) setCount:(size_t)count {
3225     count_ = count;
3226 }
3227
3228 - (NSString *) localized {
3229     return localized_;
3230 }
3231
3232 @end
3233 /* }}} */
3234
3235 static NSString *Colon_;
3236 static NSString *Elision_;
3237 static NSString *Error_;
3238 static NSString *Warning_;
3239
3240 /* Database Implementation {{{ */
3241 @implementation Database
3242
3243 + (Database *) sharedInstance {
3244     static Database *instance;
3245     if (instance == nil)
3246         instance = [[Database alloc] init];
3247     return instance;
3248 }
3249
3250 - (unsigned) era {
3251     return era_;
3252 }
3253
3254 - (void) releasePackages {
3255     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3256     CFArrayRemoveAllValues(packages_);
3257 }
3258
3259 - (void) dealloc {
3260     // XXX: actually implement this thing
3261     _assert(false);
3262     [sourceList_ release];
3263     [self releasePackages];
3264     apr_pool_destroy(pool_);
3265     NSRecycleZone(zone_);
3266     [super dealloc];
3267 }
3268
3269 - (void) _readCydia:(NSNumber *)fd { _pooled
3270     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3271     std::istream is(&ib);
3272     std::string line;
3273
3274     static Pcre finish_r("^finish:([^:]*)$");
3275
3276     while (std::getline(is, line)) {
3277         const char *data(line.c_str());
3278         size_t size = line.size();
3279         lprintf("C:%s\n", data);
3280
3281         if (finish_r(data, size)) {
3282             NSString *finish = finish_r[1];
3283             int index = [Finishes_ indexOfObject:finish];
3284             if (index != INT_MAX && index > Finish_)
3285                 Finish_ = index;
3286         }
3287     }
3288
3289     _assume(false);
3290 }
3291
3292 - (void) _readStatus:(NSNumber *)fd { _pooled
3293     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3294     std::istream is(&ib);
3295     std::string line;
3296
3297     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3298     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3299
3300     while (std::getline(is, line)) {
3301         const char *data(line.c_str());
3302         size_t size(line.size());
3303         lprintf("S:%s\n", data);
3304
3305         if (conffile_r(data, size))
3306             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3307         else if (strncmp(data, "status: ", 8) == 0) {
3308             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:@"STATUS"]);
3309             [progress_ performSelectorOnMainThread:@selector(addProgressEvent) withObject:event waitUntilDone:YES];
3310         } else if (pmstatus_r(data, size)) {
3311             std::string type([pmstatus_r[1] UTF8String]);
3312             NSString *package = pmstatus_r[2];
3313
3314             float percent([pmstatus_r[3] floatValue]);
3315             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3316
3317             NSString *string = pmstatus_r[4];
3318
3319             if (type == "pmerror") {
3320                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"ERROR" forPackage:package]);
3321                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3322             } else if (type == "pmstatus") {
3323                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"STATUS" forPackage:package]);
3324                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3325             } else if (type == "pmconffile")
3326                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3327             else
3328                 lprintf("E:unknown pmstatus\n");
3329         } else
3330             lprintf("E:unknown status\n");
3331     }
3332
3333     _assume(false);
3334 }
3335
3336 - (void) _readOutput:(NSNumber *)fd { _pooled
3337     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3338     std::istream is(&ib);
3339     std::string line;
3340
3341     while (std::getline(is, line)) {
3342         lprintf("O:%s\n", line.c_str());
3343
3344         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:@"INFORMATION"]);
3345         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3346     }
3347
3348     _assume(false);
3349 }
3350
3351 - (FILE *) input {
3352     return input_;
3353 }
3354
3355 - (Package *) packageWithName:(NSString *)name {
3356 @synchronized (self) {
3357     if (static_cast<pkgDepCache *>(cache_) == NULL)
3358         return nil;
3359     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3360     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3361 } }
3362
3363 - (id) init {
3364     if ((self = [super init]) != nil) {
3365         policy_ = NULL;
3366         records_ = NULL;
3367         resolver_ = NULL;
3368         fetcher_ = NULL;
3369         lock_ = NULL;
3370
3371         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3372         apr_pool_create(&pool_, NULL);
3373
3374         size_t capacity(MetaFile_->active_);
3375         if (capacity == 0)
3376             capacity = 16384;
3377         else
3378             capacity += 1024;
3379
3380         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3381         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3382
3383         int fds[2];
3384
3385         _assert(pipe(fds) != -1);
3386         cydiafd_ = fds[1];
3387
3388         _config->Set("APT::Keep-Fds::", cydiafd_);
3389         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3390
3391         [NSThread
3392             detachNewThreadSelector:@selector(_readCydia:)
3393             toTarget:self
3394             withObject:[NSNumber numberWithInt:fds[0]]
3395         ];
3396
3397         _assert(pipe(fds) != -1);
3398         statusfd_ = fds[1];
3399
3400         [NSThread
3401             detachNewThreadSelector:@selector(_readStatus:)
3402             toTarget:self
3403             withObject:[NSNumber numberWithInt:fds[0]]
3404         ];
3405
3406         _assert(pipe(fds) != -1);
3407         _assert(dup2(fds[0], 0) != -1);
3408         _assert(close(fds[0]) != -1);
3409
3410         input_ = fdopen(fds[1], "a");
3411
3412         _assert(pipe(fds) != -1);
3413         _assert(dup2(fds[1], 1) != -1);
3414         _assert(close(fds[1]) != -1);
3415
3416         [NSThread
3417             detachNewThreadSelector:@selector(_readOutput:)
3418             toTarget:self
3419             withObject:[NSNumber numberWithInt:fds[0]]
3420         ];
3421     } return self;
3422 }
3423
3424 - (pkgCacheFile &) cache {
3425     return cache_;
3426 }
3427
3428 - (pkgDepCache::Policy *) policy {
3429     return policy_;
3430 }
3431
3432 - (pkgRecords *) records {
3433     return records_;
3434 }
3435
3436 - (pkgProblemResolver *) resolver {
3437     return resolver_;
3438 }
3439
3440 - (pkgAcquire &) fetcher {
3441     return *fetcher_;
3442 }
3443
3444 - (pkgSourceList &) list {
3445     return *list_;
3446 }
3447
3448 - (NSArray *) packages {
3449     return (NSArray *) packages_;
3450 }
3451
3452 - (NSArray *) sources {
3453     return sourceList_;
3454 }
3455
3456 - (Source *) sourceWithKey:(NSString *)key {
3457     for (Source *source in [self sources]) {
3458         if ([[source key] isEqualToString:key])
3459             return source;
3460     } return nil;
3461 }
3462
3463 - (bool) popErrorWithTitle:(NSString *)title {
3464     bool fatal(false);
3465
3466     while (!_error->empty()) {
3467         std::string error;
3468         bool warning(!_error->PopMessage(error));
3469         if (!warning)
3470             fatal = true;
3471
3472         for (;;) {
3473             size_t size(error.size());
3474             if (size == 0 || error[size - 1] != '\n')
3475                 break;
3476             error.resize(size - 1);
3477         }
3478
3479         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3480
3481         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3482     }
3483
3484     return fatal;
3485 }
3486
3487 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3488     return [self popErrorWithTitle:title] || !success;
3489 }
3490
3491 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3492 @synchronized (self) {
3493     ++era_;
3494
3495     [self releasePackages];
3496
3497     sourceMap_.clear();
3498     [sourceList_ removeAllObjects];
3499
3500     _error->Discard();
3501
3502     delete list_;
3503     list_ = NULL;
3504     manager_ = NULL;
3505     delete lock_;
3506     lock_ = NULL;
3507     delete fetcher_;
3508     fetcher_ = NULL;
3509     delete resolver_;
3510     resolver_ = NULL;
3511     delete records_;
3512     records_ = NULL;
3513     delete policy_;
3514     policy_ = NULL;
3515
3516     cache_.Close();
3517
3518     apr_pool_clear(pool_);
3519
3520     NSRecycleZone(zone_);
3521     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3522
3523     int chk(creat("/tmp/cydia.chk", 0644));
3524     if (chk != -1)
3525         close(chk);
3526
3527     if (invocation != nil)
3528         [invocation invoke];
3529
3530     NSString *title(UCLocalize("DATABASE"));
3531
3532     _trace();
3533     OpProgress progress;
3534     while (!cache_.Open(progress, true)) { pop:
3535         std::string error;
3536         bool warning(!_error->PopMessage(error));
3537         lprintf("cache_.Open():[%s]\n", error.c_str());
3538
3539         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3540             [delegate_ repairWithSelector:@selector(configure)];
3541         else if (error == "The package lists or status file could not be parsed or opened.")
3542             [delegate_ repairWithSelector:@selector(update)];
3543         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3544         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3545         // else if (error == "The list of sources could not be read.")
3546         else {
3547             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3548             return;
3549         }
3550
3551         if (warning)
3552             goto pop;
3553         _error->Discard();
3554     }
3555     _trace();
3556
3557     unlink("/tmp/cydia.chk");
3558
3559     now_ = [[NSDate date] timeIntervalSince1970];
3560
3561     policy_ = new pkgDepCache::Policy();
3562     records_ = new pkgRecords(cache_);
3563     resolver_ = new pkgProblemResolver(cache_);
3564     fetcher_ = new pkgAcquire(&status_);
3565     lock_ = NULL;
3566
3567     list_ = new pkgSourceList();
3568     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3569         return;
3570
3571     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3572         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:@"ERROR"] forTask:title];
3573         return;
3574     }
3575
3576     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3577         return;
3578
3579     if (cache_->BrokenCount() != 0) {
3580         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3581             return;
3582
3583         if (cache_->BrokenCount() != 0) {
3584             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:@"ERROR"] forTask:title];
3585             return;
3586         }
3587
3588         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3589             return;
3590     }
3591
3592     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3593         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3594         [sourceList_ addObject:object];
3595
3596         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3597         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3598             // XXX: this could be more intelligent
3599             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3600                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3601                 if (!cached.end())
3602                     sourceMap_[cached->ID] = object;
3603             }
3604     }
3605
3606     {
3607         /*std::vector<Package *> packages;
3608         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3609         [packages_ release];
3610         packages_ = nil;*/
3611
3612         _trace();
3613
3614         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3615             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3616                 //packages.push_back(package);
3617                 CFArrayAppendValue(packages_, [package retain]);
3618
3619         _trace();
3620
3621         /*if (packages.empty())
3622             packages_ = [[NSArray alloc] init];
3623         else
3624             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3625         _trace();*/
3626
3627         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3628         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3629         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3630
3631         /*_trace();
3632         PrintTimes();
3633         _trace();*/
3634
3635         _trace();
3636
3637         /*if (!packages.empty())
3638             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3639         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3640
3641         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3642
3643         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3644
3645         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3646
3647         _trace();
3648
3649         size_t count(CFArrayGetCount(packages_));
3650         MetaFile_->active_ = count;
3651
3652         for (size_t index(0); index != count; ++index)
3653             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3654
3655         _trace();
3656     }
3657 } } CYPoolEnd() _trace(); }
3658
3659 - (void) clear {
3660 @synchronized (self) {
3661     delete resolver_;
3662     resolver_ = new pkgProblemResolver(cache_);
3663
3664     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3665         if (!cache_[iterator].Keep())
3666             cache_->MarkKeep(iterator, false);
3667         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3668             cache_->SetReInstall(iterator, false);
3669 } }
3670
3671 - (void) configure {
3672     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3673     _trace();
3674     system([dpkg UTF8String]);
3675     _trace();
3676 }
3677
3678 - (bool) clean {
3679     // XXX: I don't remember this condition
3680     if (lock_ != NULL)
3681         return false;
3682
3683     FileFd Lock;
3684     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3685
3686     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3687
3688     if ([self popErrorWithTitle:title])
3689         return false;
3690
3691     pkgAcquire fetcher;
3692     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3693
3694     class LogCleaner :
3695         public pkgArchiveCleaner
3696     {
3697       protected:
3698         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3699             unlink(File);
3700         }
3701     } cleaner;
3702
3703     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3704         return false;
3705
3706     return true;
3707 }
3708
3709 - (bool) prepare {
3710     fetcher_->Shutdown();
3711
3712     pkgRecords records(cache_);
3713
3714     lock_ = new FileFd();
3715     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3716
3717     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3718
3719     if ([self popErrorWithTitle:title])
3720         return false;
3721
3722     pkgSourceList list;
3723     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3724         return false;
3725
3726     manager_ = (_system->CreatePM(cache_));
3727     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3728         return false;
3729
3730     return true;
3731 }
3732
3733 - (void) perform {
3734     bool substrate(RestartSubstrate_);
3735     RestartSubstrate_ = false;
3736
3737     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3738
3739     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3740         pkgSourceList list;
3741         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3742             return;
3743         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3744             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3745     }
3746
3747     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3748
3749     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3750         _trace();
3751         [self popErrorWithTitle:title];
3752         return;
3753     }
3754
3755     bool failed = false;
3756     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3757         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3758             continue;
3759         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3760             continue;
3761
3762         failed = true;
3763     }
3764
3765     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3766
3767     if (failed) {
3768         _trace();
3769         return;
3770     }
3771
3772     if (substrate)
3773         RestartSubstrate_ = true;
3774
3775     _system->UnLock();
3776     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3777
3778     if (_error->PendingError()) {
3779         _trace();
3780         return;
3781     }
3782
3783     if (result == pkgPackageManager::Failed) {
3784         _trace();
3785         return;
3786     }
3787
3788     if (result != pkgPackageManager::Completed) {
3789         _trace();
3790         return;
3791     }
3792
3793     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3794         pkgSourceList list;
3795         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3796             return;
3797         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3798             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3799     }
3800
3801     if (![before isEqualToArray:after])
3802         [self update];
3803 }
3804
3805 - (bool) upgrade {
3806     NSString *title(UCLocalize("UPGRADE"));
3807     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3808         return false;
3809     return true;
3810 }
3811
3812 - (void) update {
3813     [self updateWithStatus:status_];
3814 }
3815
3816 - (void) updateWithStatus:(Status &)status {
3817     NSString *title(UCLocalize("REFRESHING_DATA"));
3818
3819     pkgSourceList list;
3820     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3821         return;
3822
3823     FileFd lock;
3824     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3825     if ([self popErrorWithTitle:title])
3826         return;
3827
3828     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3829         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3830         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3831
3832     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3833     Changed_ = true;
3834 }
3835
3836 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3837     delegate_ = delegate;
3838 }
3839
3840 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3841     progress_ = delegate;
3842     status_.setDelegate(delegate);
3843 }
3844
3845 - (NSObject<ProgressDelegate> *) progressDelegate {
3846     return progress_;
3847 }
3848
3849 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3850     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3851     return i == sourceMap_.end() ? nil : i->second;
3852 }
3853
3854 - (NSString *) mappedSectionForPointer:(const char *)section {
3855     _H<NSString> *mapped;
3856
3857     _profile(Database$mappedSectionForPointer$Cache)
3858         mapped = &sections_[section];
3859     _end
3860
3861     if (*mapped == NULL) {
3862         size_t length(strlen(section));
3863         char spaced[length + 1];
3864
3865         _profile(Database$mappedSectionForPointer$Replace)
3866             for (size_t index(0); index != length; ++index)
3867                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3868             spaced[length] = '\0';
3869         _end
3870
3871         NSString *string;
3872
3873         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3874             string = [NSString stringWithUTF8String:spaced];
3875         _end
3876
3877         _profile(Database$mappedSectionForPointer$Map)
3878             string = [SectionMap_ objectForKey:string] ?: string;
3879         _end
3880
3881         *mapped = string;
3882     } return *mapped;
3883 }
3884
3885 @end
3886 /* }}} */
3887
3888 /* Web Scripting {{{ */
3889 @interface CydiaObject : NSObject {
3890     id indirect_;
3891     _transient id delegate_;
3892 }
3893
3894 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3895
3896 @end
3897
3898 @implementation CydiaObject
3899
3900 - (void) dealloc {
3901     [indirect_ release];
3902     [super dealloc];
3903 }
3904
3905 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3906     if ((self = [super init]) != nil) {
3907         indirect_ = [indirect retain];
3908     } return self;
3909 }
3910
3911 - (void) setDelegate:(id)delegate {
3912     delegate_ = delegate;
3913 }
3914
3915 + (NSArray *) _attributeKeys {
3916     return [NSArray arrayWithObjects:
3917         @"device",
3918         @"ecid",
3919         @"model",
3920         @"plmn",
3921         @"role",
3922         @"serial",
3923     nil];
3924 }
3925
3926 - (NSArray *) attributeKeys {
3927     return [[self class] _attributeKeys];
3928 }
3929
3930 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3931     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3932 }
3933
3934 - (NSString *) device {
3935     return [[UIDevice currentDevice] uniqueIdentifier];
3936 }
3937
3938 - (NSString *) plmn {
3939     return PLMN_;
3940 }
3941
3942 - (NSString *) ecid {
3943     return ChipID_;
3944 }
3945
3946 - (NSString *) serial {
3947     return SerialNumber_;
3948 }
3949
3950 - (NSString *) role {
3951     return Role_;
3952 }
3953
3954 - (NSString *) model {
3955     return [NSString stringWithUTF8String:Machine_];
3956 }
3957
3958 + (NSString *) webScriptNameForSelector:(SEL)selector {
3959     if (false);
3960     else if (selector == @selector(addTrivialSource:))
3961         return @"addTrivialSource";
3962     else if (selector == @selector(close))
3963         return @"close";
3964     else if (selector == @selector(du:))
3965         return @"du";
3966     else if (selector == @selector(stringWithFormat:arguments:))
3967         return @"format";
3968     else if (selector == @selector(getAllSources))
3969         return @"getAllSourcs";
3970     else if (selector == @selector(getKernelNumber:))
3971         return @"getKernelNumber";
3972     else if (selector == @selector(getKernelString:))
3973         return @"getKernelString";
3974     else if (selector == @selector(getInstalledPackages))
3975         return @"getInstalledPackages";
3976     else if (selector == @selector(getPackageById:))
3977         return @"getPackageById";
3978     else if (selector == @selector(installPackages:))
3979         return @"installPackages";
3980     else if (selector == @selector(localizedStringForKey:value:table:))
3981         return @"localize";
3982     else if (selector == @selector(refreshSources))
3983         return @"refreshSources";
3984     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3985         return @"setButtonImage";
3986     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3987         return @"setButtonTitle";
3988     else if (selector == @selector(setPopupHook:))
3989         return @"setPopupHook";
3990     else if (selector == @selector(setToken:))
3991         return @"setToken";
3992     else if (selector == @selector(setViewportWidth:))
3993         return @"setViewportWidth";
3994     else if (selector == @selector(statfs:))
3995         return @"statfs";
3996     else if (selector == @selector(supports:))
3997         return @"supports";
3998     else
3999         return nil;
4000 }
4001
4002 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4003     return [self webScriptNameForSelector:selector] == nil;
4004 }
4005
4006 - (BOOL) supports:(NSString *)feature {
4007     return [feature isEqualToString:@"window.open"];
4008 }
4009
4010 - (NSNumber *) getKernelNumber:(NSString *)name {
4011     const char *string([name UTF8String]);
4012
4013     size_t size;
4014     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4015         return (id) [NSNull null];
4016
4017     if (size != sizeof(int))
4018         return (id) [NSNull null];
4019
4020     int value;
4021     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4022         return (id) [NSNull null];
4023
4024     return [NSNumber numberWithInt:value];
4025 }
4026
4027 - (NSString *) getKernelString:(NSString *)name {
4028     const char *string([name UTF8String]);
4029
4030     size_t size;
4031     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4032         return (id) [NSNull null];
4033
4034     char value[size + 1];
4035     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4036         return (id) [NSNull null];
4037
4038     // XXX: just in case you request something ludicrous
4039     value[size] = '\0';
4040
4041     return [NSString stringWithCString:value];
4042 }
4043
4044 - (void) addTrivialSource:(NSString *)href {
4045     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4046 }
4047
4048 - (void) refreshSources {
4049     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4050 }
4051
4052 - (NSArray *) getAllSources {
4053     return [[Database sharedInstance] sources];
4054 }
4055
4056 - (NSArray *) getInstalledPackages {
4057     Database *database([Database sharedInstance]);
4058 @synchronized (database) {
4059     NSArray *packages([database packages]);
4060     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4061     for (Package *package in packages)
4062         if (![package uninstalled])
4063             [installed addObject:package];
4064     return installed;
4065 } }
4066
4067 - (Package *) getPackageById:(NSString *)id {
4068     Package *package([[Database sharedInstance] packageWithName:id]);
4069     [package parse];
4070     return package;
4071 }
4072
4073 - (NSArray *) statfs:(NSString *)path {
4074     struct statfs stat;
4075
4076     if (path == nil || statfs([path UTF8String], &stat) == -1)
4077         return nil;
4078
4079     return [NSArray arrayWithObjects:
4080         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4081         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4082         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4083     nil];
4084 }
4085
4086 - (NSNumber *) du:(NSString *)path {
4087     NSNumber *value(nil);
4088
4089     int fds[2];
4090     _assert(pipe(fds) != -1);
4091
4092     pid_t pid(ExecFork());
4093     if (pid == 0) {
4094         _assert(dup2(fds[1], 1) != -1);
4095         _assert(close(fds[0]) != -1);
4096         _assert(close(fds[1]) != -1);
4097         /* XXX: this should probably not use du */
4098         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4099         exit(1);
4100         _assert(false);
4101     }
4102
4103     _assert(close(fds[1]) != -1);
4104
4105     if (FILE *du = fdopen(fds[0], "r")) {
4106         char line[1024];
4107         while (fgets(line, sizeof(line), du) != NULL) {
4108             size_t length(strlen(line));
4109             while (length != 0 && line[length - 1] == '\n')
4110                 line[--length] = '\0';
4111             if (char *tab = strchr(line, '\t')) {
4112                 *tab = '\0';
4113                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4114             }
4115         }
4116
4117         fclose(du);
4118     } else _assert(close(fds[0]));
4119
4120     int status;
4121   wait:
4122     if (waitpid(pid, &status, 0) == -1)
4123         if (errno == EINTR)
4124             goto wait;
4125         else _assert(false);
4126
4127     return value;
4128 }
4129
4130 - (void) close {
4131     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4132 }
4133
4134 - (void) installPackages:(NSArray *)packages {
4135     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4136 }
4137
4138 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4139     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4140 }
4141
4142 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4143     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4144 }
4145
4146 - (void) _setToken:(NSString *)token {
4147     if (Token_ != nil)
4148         [Token_ release];
4149     Token_ = [token retain];
4150
4151     [Metadata_ setObject:Token_ forKey:@"Token"];
4152     Changed_ = true;
4153 }
4154
4155 - (void) setToken:(NSString *)token {
4156     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4157 }
4158
4159 - (void) setPopupHook:(id)function {
4160     [indirect_ setPopupHook:function];
4161 }
4162
4163 - (void) setViewportWidth:(float)width {
4164     [indirect_ setViewportWidthOnMainThread:width];
4165 }
4166
4167 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4168     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4169     unsigned count([arguments count]);
4170     id values[count];
4171     for (unsigned i(0); i != count; ++i)
4172         values[i] = [arguments objectAtIndex:i];
4173     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4174 }
4175
4176 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4177     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4178         value = nil;
4179     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4180         table = nil;
4181     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4182 }
4183
4184 @end
4185 /* }}} */
4186
4187 /* @ Loading... Indicator {{{ */
4188 @interface CYLoadingIndicator : UIView {
4189     _H<UIActivityIndicatorView> spinner_;
4190     _H<UILabel> label_;
4191     _H<UIView> container_;
4192 }
4193
4194 @property (readonly, nonatomic) UILabel *label;
4195 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4196
4197 @end
4198
4199 @implementation CYLoadingIndicator
4200
4201 - (id) initWithFrame:(CGRect)frame {
4202     if ((self = [super initWithFrame:frame]) != nil) {
4203         container_ = [[[UIView alloc] init] autorelease];
4204         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4205
4206         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4207         [spinner_ startAnimating];
4208         [container_ addSubview:spinner_];
4209
4210         label_ = [[[UILabel alloc] init] autorelease];
4211         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4212         [label_ setBackgroundColor:[UIColor clearColor]];
4213         [label_ setTextColor:[UIColor blackColor]];
4214         [label_ setShadowColor:[UIColor whiteColor]];
4215         [label_ setShadowOffset:CGSizeMake(0, 1)];
4216         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4217         [container_ addSubview:label_];
4218
4219         CGSize viewsize = frame.size;
4220         CGSize spinnersize = [spinner_ bounds].size;
4221         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4222         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4223
4224         CGRect containrect = {
4225             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4226             CGSizeMake(bothwidth, spinnersize.height)
4227         };
4228         CGRect textrect = {
4229             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4230             textsize
4231         };
4232         CGRect spinrect = {
4233             CGPointZero,
4234             spinnersize
4235         };
4236
4237         [container_ setFrame:containrect];
4238         [spinner_ setFrame:spinrect];
4239         [label_ setFrame:textrect];
4240         [self addSubview:container_];
4241     } return self;
4242 }
4243
4244 - (UILabel *) label {
4245     return label_;
4246 }
4247
4248 - (UIActivityIndicatorView *) activityIndicatorView {
4249     return spinner_;
4250 }
4251
4252 @end
4253 /* }}} */
4254 /* Emulated Loading Controller {{{ */
4255 @interface CYEmulatedLoadingController : CYViewController {
4256     _transient Database *database_;
4257     _H<CYLoadingIndicator> indicator_;
4258     _H<UITabBar> tabbar_;
4259     _H<UINavigationBar> navbar_;
4260 }
4261
4262 @end
4263
4264 @implementation CYEmulatedLoadingController
4265
4266 - (id) initWithDatabase:(Database *)database {
4267     if ((self = [super init]) != nil) {
4268         database_ = database;
4269     } return self;
4270 }
4271
4272 - (void) loadView {
4273     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4274     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4275
4276     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4277     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4278     [[self view] addSubview:indicator_];
4279
4280     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4281     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4282     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4283     [[self view] addSubview:tabbar_];
4284
4285     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4286     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4287     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4288     [[self view] addSubview:navbar_];
4289 }
4290
4291 - (void) releaseSubviews {
4292     indicator_ = nil;
4293     tabbar_ = nil;
4294     navbar_ = nil;
4295 }
4296
4297 @end
4298 /* }}} */
4299
4300 /* Cydia Browser Controller {{{ */
4301 @interface CYBrowserController : BrowserController {
4302     CydiaObject *cydia_;
4303 }
4304
4305 @end
4306
4307 @implementation CYBrowserController
4308
4309 - (void) dealloc {
4310     [cydia_ release];
4311     [super dealloc];
4312 }
4313
4314 - (NSURL *) navigationURL {
4315     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4316 }
4317
4318 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4319 }
4320
4321 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4322     [super webView:view didClearWindowObject:window forFrame:frame];
4323
4324     WebDataSource *source([frame dataSource]);
4325     NSURLResponse *response([source response]);
4326
4327     NSURL *url([response URL]);
4328     NSString *scheme([url scheme]);
4329     NSString *host([url host]);
4330
4331     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4332         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4333         NSDictionary *headers([http allHeaderFields]);
4334         [self setHeaders:headers forHost:host];
4335     }
4336
4337     if (
4338         [host isEqualToString:@"cydia.saurik.com"] ||
4339         [host hasSuffix:@".cydia.saurik.com"] ||
4340         [scheme isEqualToString:@"file"]
4341     )
4342         [window setValue:cydia_ forKey:@"cydia"];
4343 }
4344
4345 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4346     if (System_ != NULL)
4347         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4348     if (Machine_ != NULL)
4349         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4350     if (Token_ != nil)
4351         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4352     if (Role_ != nil)
4353         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4354 }
4355
4356 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4357     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4358     [self _setMoreHeaders:copy];
4359     return copy;
4360 }
4361
4362 - (void) setDelegate:(id)delegate {
4363     [super setDelegate:delegate];
4364     [cydia_ setDelegate:delegate];
4365 }
4366
4367 - (id) init {
4368     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4369         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4370
4371         WebView *webview([[webview_ _documentView] webView]);
4372
4373         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4374
4375         NSString *application = package == nil ? @"Cydia" : [NSString
4376             stringWithFormat:@"Cydia/%@",
4377             [package installed]
4378         ];
4379
4380         if (Safari_ != nil)
4381             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4382         if (Build_ != nil)
4383             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4384         if (Product_ != nil)
4385             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4386
4387         [webview setApplicationNameForUserAgent:application];
4388     } return self;
4389 }
4390
4391 @end
4392 /* }}} */
4393
4394 // CydiaScript {{{
4395 @interface NSObject (CydiaScript)
4396 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4397 @end
4398
4399 @implementation NSObject (CydiaScript)
4400
4401 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4402     return self;
4403 }
4404
4405 @end
4406
4407 @implementation NSArray (CydiaScript)
4408
4409 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4410     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4411     for (size_t i(0), e([self count]); i != e; ++i)
4412         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4413     return object;
4414 }
4415
4416 @end
4417
4418 @implementation NSDictionary (CydiaScript)
4419
4420 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4421     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4422     for (id i in self)
4423         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4424     return object;
4425 }
4426
4427 @end
4428 // }}}
4429
4430 /* Confirmation Controller {{{ */
4431 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4432     if (!iterator.end())
4433         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4434             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4435                 continue;
4436             pkgCache::PkgIterator package(dep.TargetPkg());
4437             if (package.end())
4438                 continue;
4439             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4440                 return true;
4441         }
4442
4443     return false;
4444 }
4445
4446 @protocol ConfirmationControllerDelegate
4447 - (void) cancelAndClear:(bool)clear;
4448 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4449 - (void) queue;
4450 @end
4451
4452 @interface ConfirmationController : CYBrowserController {
4453     _transient Database *database_;
4454
4455     UIAlertView *essential_;
4456
4457     NSDictionary *changes_;
4458     NSMutableArray *issues_;
4459     NSDictionary *sizes_;
4460
4461     BOOL substrate_;
4462 }
4463
4464 - (id) initWithDatabase:(Database *)database;
4465
4466 @end
4467
4468 @implementation ConfirmationController
4469
4470 - (void) dealloc {
4471     [changes_ release];
4472     [issues_ release];
4473     [sizes_ release];
4474
4475     if (essential_ != nil)
4476         [essential_ release];
4477
4478     [super dealloc];
4479 }
4480
4481 - (void) complete {
4482     if (substrate_)
4483         RestartSubstrate_ = true;
4484     [delegate_ confirmWithNavigationController:[self navigationController]];
4485 }
4486
4487 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4488     NSString *context([alert context]);
4489
4490     if ([context isEqualToString:@"remove"]) {
4491         if (button == [alert cancelButtonIndex])
4492             [self dismissModalViewControllerAnimated:YES];
4493         else if (button == [alert firstOtherButtonIndex]) {
4494             [self complete];
4495         }
4496
4497         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4498     } else if ([context isEqualToString:@"unable"]) {
4499         [self dismissModalViewControllerAnimated:YES];
4500         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4501     } else {
4502         [super alertView:alert clickedButtonAtIndex:button];
4503     }
4504 }
4505
4506 - (void) _doContinue {
4507     [self dismissModalViewControllerAnimated:YES];
4508     [delegate_ cancelAndClear:NO];
4509 }
4510
4511 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4512     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4513     return nil;
4514 }
4515
4516 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4517     [super webView:view didClearWindowObject:window forFrame:frame];
4518
4519     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4520         changes_, @"changes",
4521         issues_, @"issues",
4522         sizes_, @"sizes",
4523         self, @"queue",
4524     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4525 }
4526
4527 - (id) initWithDatabase:(Database *)database {
4528     if ((self = [super init]) != nil) {
4529         database_ = database;
4530
4531         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4532         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4533         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4534         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4535         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4536
4537         bool remove(false);
4538
4539         pkgCacheFile &cache([database_ cache]);
4540         NSArray *packages([database_ packages]);
4541         pkgDepCache::Policy *policy([database_ policy]);
4542
4543         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4544
4545         for (Package *package in packages) {
4546             pkgCache::PkgIterator iterator([package iterator]);
4547             NSString *name([package id]);
4548
4549             if ([package broken]) {
4550                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4551
4552                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4553                     name, @"package",
4554                     reasons, @"reasons",
4555                 nil]];
4556
4557                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4558                 if (ver.end())
4559                     continue;
4560
4561                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4562                     pkgCache::DepIterator start;
4563                     pkgCache::DepIterator end;
4564                     dep.GlobOr(start, end); // ++dep
4565
4566                     if (!cache->IsImportantDep(end))
4567                         continue;
4568                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4569                         continue;
4570
4571                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4572
4573                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4574                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4575                         clauses, @"clauses",
4576                     nil]];
4577
4578                     _forever {
4579                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4580
4581                         pkgCache::PkgIterator target(start.TargetPkg());
4582                         if (target->ProvidesList != 0)
4583                             reason = @"missing";
4584                         else {
4585                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4586                             if (!ver.end()) {
4587                                 reason = @"installed";
4588                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4589                             } else if (!cache[target].CandidateVerIter(cache).end())
4590                                 reason = @"uninstalled";
4591                             else if (target->ProvidesList == 0)
4592                                 reason = @"uninstallable";
4593                             else
4594                                 reason = @"virtual";
4595                         }
4596
4597                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4598                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4599                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4600                         nil]);
4601
4602                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4603                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4604                             version, @"version",
4605                             reason, @"reason",
4606                             installed, @"installed",
4607                         nil]];
4608
4609                         // yes, seriously. (wtf?)
4610                         if (start == end)
4611                             break;
4612                         ++start;
4613                     }
4614                 }
4615             }
4616
4617             pkgDepCache::StateCache &state(cache[iterator]);
4618
4619             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4620
4621             if (state.NewInstall())
4622                 [installs addObject:name];
4623             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4624                 [reinstalls addObject:name];
4625             else if (state.Upgrade())
4626                 [upgrades addObject:name];
4627             else if (state.Downgrade())
4628                 [downgrades addObject:name];
4629             else if (!state.Delete())
4630                 continue;
4631             else if (special_r(name))
4632                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4633                     [NSNull null], @"package",
4634                     [NSArray arrayWithObjects:
4635                         [NSDictionary dictionaryWithObjectsAndKeys:
4636                             @"Conflicts", @"relationship",
4637                             [NSArray arrayWithObjects:
4638                                 [NSDictionary dictionaryWithObjectsAndKeys:
4639                                     name, @"package",
4640                                     [NSNull null], @"version",
4641                                     @"installed", @"reason",
4642                                 nil],
4643                             nil], @"clauses",
4644                         nil],
4645                     nil], @"reasons",
4646                 nil]];
4647             else {
4648                 if ([package essential])
4649                     remove = true;
4650                 [removes addObject:name];
4651             }
4652
4653             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4654             substrate_ |= DepSubstrate(iterator.CurrentVer());
4655         }
4656
4657         if (!remove)
4658             essential_ = nil;
4659         else if (Advanced_) {
4660             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4661
4662             essential_ = [[UIAlertView alloc]
4663                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4664                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4665                 delegate:self
4666                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4667                 otherButtonTitles:
4668                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4669                 nil
4670             ];
4671
4672             [essential_ setContext:@"remove"];
4673         } else {
4674             essential_ = [[UIAlertView alloc]
4675                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4676                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4677                 delegate:self
4678                 cancelButtonTitle:UCLocalize("OKAY")
4679                 otherButtonTitles:nil
4680             ];
4681
4682             [essential_ setContext:@"unable"];
4683         }
4684
4685         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4686             installs, @"installs",
4687             reinstalls, @"reinstalls",
4688             upgrades, @"upgrades",
4689             downgrades, @"downgrades",
4690             removes, @"removes",
4691         nil];
4692
4693         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4694             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4695             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4696         nil];
4697
4698         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4699
4700         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4701             initWithTitle:UCLocalize("CANCEL")
4702             style:UIBarButtonItemStylePlain
4703             target:self
4704             action:@selector(cancelButtonClicked)
4705         ] autorelease]];
4706     } return self;
4707 }
4708
4709 #if !AlwaysReload
4710 - (void) applyRightButton {
4711     if ([issues_ count] == 0 && ![self isLoading])
4712         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4713             initWithTitle:UCLocalize("CONFIRM")
4714             style:UIBarButtonItemStyleDone
4715             target:self
4716             action:@selector(confirmButtonClicked)
4717         ] autorelease]];
4718     else
4719         [[self navigationItem] setRightBarButtonItem:nil];
4720 }
4721 #endif
4722
4723 - (void) cancelButtonClicked {
4724     [self dismissModalViewControllerAnimated:YES];
4725     [delegate_ cancelAndClear:YES];
4726 }
4727
4728 #if !AlwaysReload
4729 - (void) confirmButtonClicked {
4730     if (essential_ != nil)
4731         [essential_ show];
4732     else
4733         [self complete];
4734 }
4735 #endif
4736
4737 @end
4738 /* }}} */
4739
4740 /* Progress Controller {{{ */
4741 @interface ProgressController : CYViewController <
4742     ProgressDelegate
4743 > {
4744     _transient Database *database_;
4745     UIProgressBar *progress_;
4746     UITextView *output_;
4747     UITextLabel *status_;
4748     UIPushButton *close_;
4749     BOOL running_;
4750     SHA1SumValue springlist_;
4751     SHA1SumValue notifyconf_;
4752     _H<NSString> title_;
4753 }
4754
4755 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4756
4757 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
4758
4759 - (void) setTitle:(NSString *)title;
4760
4761 - (BOOL) isRunning;
4762
4763 @end
4764
4765 @implementation ProgressController
4766
4767 - (void) dealloc {
4768     [database_ setProgressDelegate:nil];
4769     [progress_ release];
4770     [output_ release];
4771     [status_ release];
4772     [close_ release];
4773     [super dealloc];
4774 }
4775
4776 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4777     if ((self = [super init]) != nil) {
4778         database_ = database;
4779         delegate_ = delegate;
4780
4781         [database_ setProgressDelegate:self];
4782
4783         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4784
4785         progress_ = [[UIProgressBar alloc] init];
4786         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4787         [progress_ setStyle:0];
4788
4789         status_ = [[UITextLabel alloc] init];
4790         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4791         [status_ setColor:[UIColor whiteColor]];
4792         [status_ setBackgroundColor:[UIColor clearColor]];
4793         [status_ setCentersHorizontally:YES];
4794         //[status_ setFont:font];
4795
4796         output_ = [[UITextView alloc] init];
4797         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4798         //[output_ setTextFont:@"Courier New"];
4799         [output_ setFont:[[output_ font] fontWithSize:12]];
4800         [output_ setTextColor:[UIColor whiteColor]];
4801         [output_ setBackgroundColor:[UIColor clearColor]];
4802         [output_ setMarginTop:0];
4803         [output_ setAllowsRubberBanding:YES];
4804         [output_ setEditable:NO];
4805         [[self view] addSubview:output_];
4806
4807         close_ = [[UIPushButton alloc] init];
4808         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4809         [close_ setAutosizesToFit:NO];
4810         [close_ setDrawsShadow:YES];
4811         [close_ setStretchBackground:YES];
4812         [close_ setEnabled:YES];
4813         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4814         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4815         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4816         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4817     } return self;
4818 }
4819
4820 - (void) positionViews {
4821     CGRect bounds = [[self view] bounds];
4822     CGSize prgsize = [UIProgressBar defaultSize];
4823
4824     CGRect prgrect = {{
4825         (bounds.size.width - prgsize.width) / 2,
4826         bounds.size.height - prgsize.height - 20
4827     }, prgsize};
4828
4829     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4830
4831     [progress_ setFrame:prgrect];
4832     [status_ setFrame:CGRectMake(
4833         10,
4834         bounds.size.height - prgsize.height - 50,
4835         bounds.size.width - 20,
4836         24
4837     )];
4838     [output_ setFrame:CGRectMake(
4839         10,
4840         20,
4841         bounds.size.width - 20,
4842         bounds.size.height - 96
4843     )];
4844     [close_ setFrame:CGRectMake(
4845         (bounds.size.width - closewidth) / 2,
4846         bounds.size.height - prgsize.height - 50,
4847         closewidth,
4848         32 + prgsize.height
4849     )];
4850 }
4851
4852 - (void) viewWillAppear:(BOOL)animated {
4853     [super viewDidAppear:animated];
4854     [[self navigationItem] setHidesBackButton:YES];
4855     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4856
4857     [self positionViews];
4858 }
4859
4860 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4861     [self positionViews];
4862 }
4863
4864 - (void) closeButtonPushed {
4865     running_ = NO;
4866
4867     UpdateExternalStatus(0);
4868
4869     switch (Finish_) {
4870         case 0:
4871             [self dismissModalViewControllerAnimated:YES];
4872         break;
4873
4874         case 1:
4875             [delegate_ terminateWithSuccess];
4876             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4877                 [delegate_ suspendWithAnimation:YES];
4878             else
4879                 [delegate_ suspend];*/
4880         break;
4881
4882         case 2:
4883             _trace();
4884             goto reload;
4885
4886         case 3:
4887             _trace();
4888             goto reload;
4889
4890         reload:
4891             system("/usr/bin/sbreload");
4892             _trace();
4893         break;
4894
4895         case 4:
4896             _trace();
4897             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4898                 SBReboot(SBSSpringBoardServerPort());
4899             else
4900                 reboot2(RB_AUTOBOOT);
4901         break;
4902     }
4903 }
4904
4905 - (void) setTitle:(NSString *)title {
4906     title_ = title;
4907     [[self navigationItem] setTitle:title];
4908 }
4909
4910 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
4911     UpdateExternalStatus(1);
4912
4913     [self setTitle:title];
4914
4915     [status_ setText:nil];
4916     [output_ setText:@""];
4917     [progress_ setProgress:0];
4918
4919     [close_ removeFromSuperview];
4920     [[self view] addSubview:progress_];
4921     [[self view] addSubview:status_];
4922
4923     [delegate_ retainNetworkActivityIndicator];
4924     running_ = YES;
4925
4926     {
4927         FileFd file;
4928         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4929             _error->Discard();
4930         else {
4931             MMap mmap(file, MMap::ReadOnly);
4932             SHA1Summation sha1;
4933             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4934             notifyconf_ = sha1.Result();
4935         }
4936     }
4937
4938     {
4939         FileFd file;
4940         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4941             _error->Discard();
4942         else {
4943             MMap mmap(file, MMap::ReadOnly);
4944             SHA1Summation sha1;
4945             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4946             springlist_ = sha1.Result();
4947         }
4948     }
4949
4950     if (invocation != nil) {
4951         [invocation yieldToSelector:@selector(invoke)];
4952         [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4953     }
4954
4955     [[self view] addSubview:close_];
4956     [progress_ removeFromSuperview];
4957     [status_ removeFromSuperview];
4958
4959     if (Finish_ < 4) {
4960         FileFd file;
4961         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4962             _error->Discard();
4963         else {
4964             MMap mmap(file, MMap::ReadOnly);
4965             SHA1Summation sha1;
4966             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4967             if (!(notifyconf_ == sha1.Result()))
4968                 Finish_ = 4;
4969         }
4970     }
4971
4972     if (Finish_ < 3) {
4973         FileFd file;
4974         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4975             _error->Discard();
4976         else {
4977             MMap mmap(file, MMap::ReadOnly);
4978             SHA1Summation sha1;
4979             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4980             if (!(springlist_ == sha1.Result()))
4981                 Finish_ = 3;
4982         }
4983     }
4984
4985     if (Finish_ < 2) {
4986         if (RestartSubstrate_)
4987             Finish_ = 2;
4988     }
4989
4990     RestartSubstrate_ = false;
4991
4992     switch (Finish_) {
4993         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4994         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4995         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4996         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4997         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4998     }
4999
5000     _trace();
5001     system("su -c /usr/bin/uicache mobile");
5002     _trace();
5003
5004     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
5005
5006     [delegate_ releaseNetworkActivityIndicator];
5007 }
5008
5009 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5010     NSString *type([event type]);
5011
5012     if ([type isEqualToString:@"ERROR"] || [type isEqualToString:@"WARNING"]) {
5013         CYAlertView *sheet([[[CYAlertView alloc]
5014             initWithTitle:[event compoundTitle]
5015             buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5016             defaultButtonIndex:0
5017         ] autorelease]);
5018
5019         [sheet setMessage:[event message]];
5020         [sheet yieldToPopupAlertAnimated:YES];
5021         [sheet dismiss];
5022     } else if ([type isEqualToString:@"INFORMATION"]) {
5023         [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], [event message]]];
5024         CGSize size = [output_ contentSize];
5025         CGPoint offset = [output_ contentOffset];
5026         if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5027             CGRect rect = {{0, size.height-1}, {size.width, 1}};
5028             [output_ scrollRectToVisible:rect animated:YES];
5029         }
5030     } else if ([type isEqualToString:@"STATUS"]) {
5031         NSMutableArray *words([[[event message] componentsSeparatedByString:@" "] mutableCopy]);
5032         for (size_t i(0), e([words count]); i != e; ++i) {
5033             NSString *word([words objectAtIndex:i]);
5034             if (Package *package = [database_ packageWithName:word])
5035                 [words replaceObjectAtIndex:i withObject:[package name]];
5036         }
5037
5038         [status_ setText:[words componentsJoinedByString:@" "]];
5039     } else _assert(false);
5040 }
5041
5042 - (bool) isProgressCancelled {
5043     return false;
5044 }
5045
5046 - (void) setProgressPercent:(NSNumber *)percent {
5047     [progress_ setProgress:[percent floatValue]];
5048 }
5049
5050 - (BOOL) isRunning {
5051     return running_;
5052 }
5053
5054 @end
5055 /* }}} */
5056
5057 /* Cell Content View {{{ */
5058 @protocol ContentDelegate
5059 - (void) drawContentRect:(CGRect)rect;
5060 @end
5061
5062 @interface ContentView : UIView {
5063     _transient id<ContentDelegate> delegate_;
5064 }
5065
5066 @end
5067
5068 @implementation ContentView
5069
5070 - (id) initWithFrame:(CGRect)frame {
5071     if ((self = [super initWithFrame:frame]) != nil) {
5072         [self setNeedsDisplayOnBoundsChange:YES];
5073     } return self;
5074 }
5075
5076 - (void) setDelegate:(id<ContentDelegate>)delegate {
5077     delegate_ = delegate;
5078 }
5079
5080 - (void) drawRect:(CGRect)rect {
5081     [super drawRect:rect];
5082     [delegate_ drawContentRect:rect];
5083 }
5084
5085 @end
5086 /* }}} */
5087 /* Cydia TableView Cell {{{ */
5088 @interface CYTableViewCell : UITableViewCell {
5089     ContentView *content_;
5090     bool highlighted_;
5091 }
5092
5093 @end
5094
5095 @implementation CYTableViewCell
5096
5097 - (void) dealloc {
5098     [content_ release];
5099     [super dealloc];
5100 }
5101
5102 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5103     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5104
5105     if (view == content_) {
5106         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5107         highlighted_ = highlighted;
5108     }
5109
5110     [super _updateHighlightColorsForView:view highlighted:highlighted];
5111 }
5112
5113 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5114     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5115     highlighted_ = selected;
5116
5117     [super setSelected:selected animated:animated];
5118     [content_ setNeedsDisplay];
5119 }
5120
5121 @end
5122 /* }}} */
5123
5124 /* Package Cell {{{ */
5125 @interface PackageCell : CYTableViewCell <
5126     ContentDelegate
5127 > {
5128     UIImage *icon_;
5129     NSString *name_;
5130     NSString *description_;
5131     bool commercial_;
5132     NSString *source_;
5133     UIImage *badge_;
5134     Package *package_;
5135     UIImage *placard_;
5136 }
5137
5138 - (PackageCell *) init;
5139 - (void) setPackage:(Package *)package;
5140
5141 - (void) drawContentRect:(CGRect)rect;
5142
5143 @end
5144
5145 @implementation PackageCell
5146
5147 - (void) clearPackage {
5148     if (icon_ != nil) {
5149         [icon_ release];
5150         icon_ = nil;
5151     }
5152
5153     if (name_ != nil) {
5154         [name_ release];
5155         name_ = nil;
5156     }
5157
5158     if (description_ != nil) {
5159         [description_ release];
5160         description_ = nil;
5161     }
5162
5163     if (source_ != nil) {
5164         [source_ release];
5165         source_ = nil;
5166     }
5167
5168     if (badge_ != nil) {
5169         [badge_ release];
5170         badge_ = nil;
5171     }
5172
5173     if (placard_ != nil) {
5174         [placard_ release];
5175         placard_ = nil;
5176     }
5177
5178     [package_ release];
5179     package_ = nil;
5180 }
5181
5182 - (void) dealloc {
5183     [self clearPackage];
5184     [super dealloc];
5185 }
5186
5187 - (PackageCell *) init {
5188     CGRect frame(CGRectMake(0, 0, 320, 74));
5189     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5190         UIView *content([self contentView]);
5191         CGRect bounds([content bounds]);
5192
5193         content_ = [[ContentView alloc] initWithFrame:bounds];
5194         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5195         [content addSubview:content_];
5196
5197         [content_ setDelegate:self];
5198         [content_ setOpaque:YES];
5199     } return self;
5200 }
5201
5202 - (NSString *) accessibilityLabel {
5203     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5204 }
5205
5206 - (void) setPackage:(Package *)package {
5207     [self clearPackage];
5208     [package parse];
5209
5210     Source *source = [package source];
5211
5212     icon_ = [[package icon] retain];
5213     name_ = [[package name] retain];
5214
5215     if (IsWildcat_)
5216         description_ = [package longDescription];
5217     if (description_ == nil)
5218         description_ = [package shortDescription];
5219     if (description_ != nil)
5220         description_ = [description_ retain];
5221
5222     commercial_ = [package isCommercial];
5223
5224     package_ = [package retain];
5225
5226     NSString *label = nil;
5227     bool trusted = false;
5228
5229     if (source != nil) {
5230         label = [source label];
5231         trusted = [source trusted];
5232     } else if ([[package id] isEqualToString:@"firmware"])
5233         label = UCLocalize("APPLE");
5234     else
5235         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5236
5237     NSString *from(label);
5238
5239     NSString *section = [package simpleSection];
5240     if (section != nil && ![section isEqualToString:label]) {
5241         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5242         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5243     }
5244
5245     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5246     source_ = [from retain];
5247
5248     if (NSString *purpose = [package primaryPurpose])
5249         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5250             badge_ = [badge_ retain];
5251
5252     UIColor *color;
5253     NSString *placard;
5254
5255     if (NSString *mode = [package_ mode]) {
5256         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5257             color = RemovingColor_;
5258             //placard = @"removing";
5259         } else {
5260             color = InstallingColor_;
5261             //placard = @"installing";
5262         }
5263
5264         // XXX: the removing/installing placards are not @2x
5265         placard = nil;
5266     } else {
5267         color = [UIColor whiteColor];
5268
5269         if ([package installed] != nil)
5270             placard = @"installed";
5271         else
5272             placard = nil;
5273     }
5274
5275     [content_ setBackgroundColor:color];
5276
5277     if (placard != nil)
5278         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5279             placard_ = [placard_ retain];
5280
5281     [self setNeedsDisplay];
5282     [content_ setNeedsDisplay];
5283 }
5284
5285 - (void) drawContentRect:(CGRect)rect {
5286     bool highlighted(highlighted_);
5287     float width([self bounds].size.width);
5288
5289 #if 0
5290     CGContextRef context(UIGraphicsGetCurrentContext());
5291     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5292     CGContextFillRect(context, rect);
5293 #endif
5294
5295     if (icon_ != nil) {
5296         CGRect rect;
5297         rect.size = [icon_ size];
5298
5299         rect.size.width /= 2;
5300         rect.size.height /= 2;
5301
5302         rect.origin.x = 25 - rect.size.width / 2;
5303         rect.origin.y = 25 - rect.size.height / 2;
5304
5305         [icon_ drawInRect:rect];
5306     }
5307
5308     if (badge_ != nil) {
5309         CGRect rect;
5310         rect.size = [badge_ size];
5311
5312         rect.size.width /= 2;
5313         rect.size.height /= 2;
5314
5315         rect.origin.x = 36 - rect.size.width / 2;
5316         rect.origin.y = 36 - rect.size.height / 2;
5317
5318         [badge_ drawInRect:rect];
5319     }
5320
5321     if (highlighted)
5322         UISetColor(White_);
5323
5324     if (!highlighted)
5325         UISetColor(commercial_ ? Purple_ : Black_);
5326     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5327     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5328
5329     if (!highlighted)
5330         UISetColor(commercial_ ? Purplish_ : Gray_);
5331     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5332
5333     if (placard_ != nil)
5334         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5335 }
5336
5337 @end
5338 /* }}} */
5339 /* Section Cell {{{ */
5340 @interface SectionCell : CYTableViewCell <
5341     ContentDelegate
5342 > {
5343     NSString *basic_;
5344     NSString *section_;
5345     NSString *name_;
5346     NSString *count_;
5347     UIImage *icon_;
5348     UISwitch *switch_;
5349     BOOL editing_;
5350 }
5351
5352 - (void) setSection:(Section *)section editing:(BOOL)editing;
5353
5354 @end
5355
5356 @implementation SectionCell
5357
5358 - (void) clearSection {
5359     if (basic_ != nil) {
5360         [basic_ release];
5361         basic_ = nil;
5362     }
5363
5364     if (section_ != nil) {
5365         [section_ release];
5366         section_ = nil;
5367     }
5368
5369     if (name_ != nil) {
5370         [name_ release];
5371         name_ = nil;
5372     }
5373
5374     if (count_ != nil) {
5375         [count_ release];
5376         count_ = nil;
5377     }
5378 }
5379
5380 - (void) dealloc {
5381     [self clearSection];
5382     [icon_ release];
5383     [switch_ release];
5384     [super dealloc];
5385 }
5386
5387 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5388     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5389         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5390         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5391         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5392
5393         UIView *content([self contentView]);
5394         CGRect bounds([content bounds]);
5395
5396         content_ = [[ContentView alloc] initWithFrame:bounds];
5397         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5398         [content addSubview:content_];
5399         [content_ setBackgroundColor:[UIColor whiteColor]];
5400
5401         [content_ setDelegate:self];
5402     } return self;
5403 }
5404
5405 - (void) onSwitch:(id)sender {
5406     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5407     if (metadata == nil) {
5408         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5409         [Sections_ setObject:metadata forKey:basic_];
5410     }
5411
5412     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5413     Changed_ = true;
5414 }
5415
5416 - (void) setSection:(Section *)section editing:(BOOL)editing {
5417     if (editing != editing_) {
5418         if (editing_)
5419             [switch_ removeFromSuperview];
5420         else
5421             [self addSubview:switch_];
5422         editing_ = editing;
5423     }
5424
5425     [self clearSection];
5426
5427     if (section == nil) {
5428         name_ = [UCLocalize("ALL_PACKAGES") retain];
5429         count_ = nil;
5430     } else {
5431         basic_ = [section name];
5432         if (basic_ != nil)
5433             basic_ = [basic_ retain];
5434
5435         section_ = [section localized];
5436         if (section_ != nil)
5437             section_ = [section_ retain];
5438
5439         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5440         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5441
5442         if (editing_)
5443             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5444     }
5445
5446     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5447     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5448
5449     [content_ setNeedsDisplay];
5450 }
5451
5452 - (void) setFrame:(CGRect)frame {
5453     [super setFrame:frame];
5454
5455     CGRect rect([switch_ frame]);
5456     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5457 }
5458
5459 - (NSString *) accessibilityLabel {
5460     return name_;
5461 }
5462
5463 - (void) drawContentRect:(CGRect)rect {
5464     bool highlighted(highlighted_ && !editing_);
5465
5466     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5467
5468     if (highlighted)
5469         UISetColor(White_);
5470
5471     float width(rect.size.width);
5472     if (editing_)
5473         width -= 87;
5474
5475     if (!highlighted)
5476         UISetColor(Black_);
5477     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5478
5479     CGSize size = [count_ sizeWithFont:Font14_];
5480
5481     UISetColor(White_);
5482     if (count_ != nil)
5483         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5484 }
5485
5486 @end
5487 /* }}} */
5488
5489 /* File Table {{{ */
5490 @interface FileTable : CYViewController <
5491     UITableViewDataSource,
5492     UITableViewDelegate
5493 > {
5494     _transient Database *database_;
5495     Package *package_;
5496     NSString *name_;
5497     NSMutableArray *files_;
5498     UITableView *list_;
5499 }
5500
5501 - (id) initWithDatabase:(Database *)database;
5502 - (void) setPackage:(Package *)package;
5503
5504 @end
5505
5506 @implementation FileTable
5507
5508 - (void) dealloc {
5509     [self releaseSubviews];
5510
5511     [package_ release];
5512     [name_ release];
5513     [files_ release];
5514
5515     [super dealloc];
5516 }
5517
5518 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5519     return files_ == nil ? 0 : [files_ count];
5520 }
5521
5522 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5523     return 24.0f;
5524 }*/
5525
5526 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5527     static NSString *reuseIdentifier = @"Cell";
5528
5529     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5530     if (cell == nil) {
5531         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5532         [cell setFont:[UIFont systemFontOfSize:16]];
5533     }
5534     [cell setText:[files_ objectAtIndex:indexPath.row]];
5535     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5536
5537     return cell;
5538 }
5539
5540 - (NSURL *) navigationURL {
5541     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5542 }
5543
5544 - (void) loadView {
5545     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5546
5547     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5548     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5549     [list_ setRowHeight:24.0f];
5550     [list_ setDataSource:self];
5551     [list_ setDelegate:self];
5552     [[self view] addSubview:list_];
5553 }
5554
5555 - (void) viewDidLoad {
5556     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5557 }
5558
5559 - (void) releaseSubviews {
5560     [list_ release];
5561     list_ = nil;
5562 }
5563
5564 - (id) initWithDatabase:(Database *)database {
5565     if ((self = [super init]) != nil) {
5566         database_ = database;
5567
5568         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5569     } return self;
5570 }
5571
5572 - (void) setPackage:(Package *)package {
5573     if (package_ != nil) {
5574         [package_ autorelease];
5575         package_ = nil;
5576     }
5577
5578     if (name_ != nil) {
5579         [name_ release];
5580         name_ = nil;
5581     }
5582
5583     [files_ removeAllObjects];
5584
5585     if (package != nil) {
5586         package_ = [package retain];
5587         name_ = [[package id] retain];
5588
5589         if (NSArray *files = [package files])
5590             [files_ addObjectsFromArray:files];
5591
5592         if ([files_ count] != 0) {
5593             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5594                 [files_ removeObjectAtIndex:0];
5595             [files_ sortUsingSelector:@selector(compareByPath:)];
5596
5597             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5598             [stack addObject:@"/"];
5599
5600             for (int i(0), e([files_ count]); i != e; ++i) {
5601                 NSString *file = [files_ objectAtIndex:i];
5602                 while (![file hasPrefix:[stack lastObject]])
5603                     [stack removeLastObject];
5604                 NSString *directory = [stack lastObject];
5605                 [stack addObject:[file stringByAppendingString:@"/"]];
5606                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5607                     ([stack count] - 2) * 3, "",
5608                     [file substringFromIndex:[directory length]]
5609                 ]];
5610             }
5611         }
5612     }
5613
5614     [list_ reloadData];
5615 }
5616
5617 - (void) reloadData {
5618     [super reloadData];
5619
5620     [self setPackage:[database_ packageWithName:name_]];
5621 }
5622
5623 @end
5624 /* }}} */
5625 /* Package Controller {{{ */
5626 @interface CYPackageController : CYBrowserController <
5627     UIActionSheetDelegate
5628 > {
5629     _transient Database *database_;
5630     Package *package_;
5631     NSString *name_;
5632     bool commercial_;
5633     NSMutableArray *buttons_;
5634     UIBarButtonItem *button_;
5635 }
5636
5637 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5638
5639 @end
5640
5641 @implementation CYPackageController
5642
5643 - (void) dealloc {
5644     if (package_ != nil)
5645         [package_ release];
5646     if (name_ != nil)
5647         [name_ release];
5648
5649     [buttons_ release];
5650
5651     if (button_ != nil)
5652         [button_ release];
5653
5654     [super dealloc];
5655 }
5656
5657 - (NSURL *) navigationURL {
5658     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5659 }
5660
5661 /* XXX: this is not safe at all... localization of /fail/ */
5662 - (void) _clickButtonWithName:(NSString *)name {
5663     if ([name isEqualToString:UCLocalize("CLEAR")])
5664         [delegate_ clearPackage:package_];
5665     else if ([name isEqualToString:UCLocalize("INSTALL")])
5666         [delegate_ installPackage:package_];
5667     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5668         [delegate_ installPackage:package_];
5669     else if ([name isEqualToString:UCLocalize("REMOVE")])
5670         [delegate_ removePackage:package_];
5671     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5672         [delegate_ installPackage:package_];
5673     else _assert(false);
5674 }
5675
5676 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5677     NSString *context([sheet context]);
5678
5679     if ([context isEqualToString:@"modify"]) {
5680         if (button != [sheet cancelButtonIndex]) {
5681             NSString *buttonName = [buttons_ objectAtIndex:button];
5682             [self _clickButtonWithName:buttonName];
5683         }
5684
5685         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5686     }
5687 }
5688
5689 - (bool) _allowJavaScriptPanel {
5690     return commercial_;
5691 }
5692
5693 #if !AlwaysReload
5694 - (void) _customButtonClicked {
5695     int count([buttons_ count]);
5696     if (count == 0)
5697         return;
5698
5699     if (count == 1)
5700         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5701     else {
5702         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5703         [buttons addObjectsFromArray:buttons_];
5704
5705         UIActionSheet *sheet = [[[UIActionSheet alloc]
5706             initWithTitle:nil
5707             delegate:self
5708             cancelButtonTitle:nil
5709             destructiveButtonTitle:nil
5710             otherButtonTitles:nil
5711         ] autorelease];
5712
5713         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5714         if (!IsWildcat_) {
5715            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5716            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5717         }
5718         [sheet setContext:@"modify"];
5719
5720         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5721     }
5722 }
5723
5724 // We don't want to allow non-commercial packages to do custom things to the install button,
5725 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5726 - (void) customButtonClicked {
5727     if (commercial_)
5728         [super customButtonClicked];
5729     else
5730         [self _customButtonClicked];
5731 }
5732
5733 - (void) reloadButtonClicked {
5734     // Don't reload a commerical package by tapping the loading button,
5735     // but if it's not an Install button, we should forward it on.
5736     if (![package_ uninstalled])
5737         [self _customButtonClicked];
5738 }
5739
5740 - (void) applyLoadingTitle {
5741     // Don't show "Loading" as the title. Ever.
5742 }
5743
5744 - (UIBarButtonItem *) rightButton {
5745     return button_;
5746 }
5747 #endif
5748
5749 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5750     if ((self = [super init]) != nil) {
5751         database_ = database;
5752         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5753         name_ = [[NSString alloc] initWithString:name];
5754         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5755     } return self;
5756 }
5757
5758 - (void) reloadData {
5759     if (package_ != nil)
5760         [package_ autorelease];
5761     package_ = [database_ packageWithName:name_];
5762
5763     [buttons_ removeAllObjects];
5764
5765     if (package_ != nil) {
5766         [package_ parse];
5767
5768         package_ = [package_ retain];
5769         commercial_ = [package_ isCommercial];
5770
5771         if ([package_ mode] != nil)
5772             [buttons_ addObject:UCLocalize("CLEAR")];
5773         if ([package_ source] == nil);
5774         else if ([package_ upgradableAndEssential:NO])
5775             [buttons_ addObject:UCLocalize("UPGRADE")];
5776         else if ([package_ uninstalled])
5777             [buttons_ addObject:UCLocalize("INSTALL")];
5778         else
5779             [buttons_ addObject:UCLocalize("REINSTALL")];
5780         if (![package_ uninstalled])
5781             [buttons_ addObject:UCLocalize("REMOVE")];
5782     }
5783
5784     if (button_ != nil)
5785         [button_ release];
5786
5787     NSString *title;
5788     switch ([buttons_ count]) {
5789         case 0: title = nil; break;
5790         case 1: title = [buttons_ objectAtIndex:0]; break;
5791         default: title = UCLocalize("MODIFY"); break;
5792     }
5793
5794     button_ = [[UIBarButtonItem alloc]
5795         initWithTitle:title
5796         style:UIBarButtonItemStylePlain
5797         target:self
5798         action:@selector(customButtonClicked)
5799     ];
5800
5801     [super reloadData];
5802 }
5803
5804 - (bool) isLoading {
5805     return commercial_ ? [super isLoading] : false;
5806 }
5807
5808 @end
5809 /* }}} */
5810
5811 /* Package List Controller {{{ */
5812 @interface PackageListController : CYViewController <
5813     UITableViewDataSource,
5814     UITableViewDelegate
5815 > {
5816     _transient Database *database_;
5817     unsigned era_;
5818     NSMutableArray *packages_;
5819     NSMutableArray *sections_;
5820     UITableView *list_;
5821     NSMutableArray *index_;
5822     NSMutableDictionary *indices_;
5823     NSString *title_;
5824 }
5825
5826 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5827 - (void) setDelegate:(id)delegate;
5828 - (void) resetCursor;
5829
5830 @end
5831
5832 @implementation PackageListController
5833
5834 - (void) dealloc {
5835     [packages_ release];
5836     [sections_ release];
5837     [list_ release];
5838     [index_ release];
5839     [indices_ release];
5840     [title_ release];
5841
5842     [super dealloc];
5843 }
5844
5845 - (void) deselectWithAnimation:(BOOL)animated {
5846     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5847 }
5848
5849 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5850     CGRect base = [[self view] bounds];
5851     base.size.height -= bounds.size.height;
5852     base.origin = [list_ frame].origin;
5853
5854     [UIView beginAnimations:nil context:NULL];
5855     [UIView setAnimationBeginsFromCurrentState:YES];
5856     [UIView setAnimationCurve:curve];
5857     [UIView setAnimationDuration:duration];
5858     [list_ setFrame:base];
5859     [UIView commitAnimations];
5860 }
5861
5862 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5863     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5864 }
5865
5866 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5867     [self resizeForKeyboardBounds:bounds duration:0];
5868 }
5869
5870 - (void) keyboardWillShow:(NSNotification *)notification {
5871     CGRect bounds;
5872     CGPoint center;
5873     NSTimeInterval duration;
5874     UIViewAnimationCurve curve;
5875     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5876     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5877     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5878     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5879
5880     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);
5881     UIViewController *base = self;
5882     while ([base parentViewController] != nil)
5883         base = [base parentViewController];
5884     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5885     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5886
5887     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5888 }
5889
5890 - (void) keyboardWillHide:(NSNotification *)notification {
5891     NSTimeInterval duration;
5892     UIViewAnimationCurve curve;
5893     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5894     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5895
5896     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5897 }
5898
5899 - (void) viewWillAppear:(BOOL)animated {
5900     [super viewWillAppear:animated];
5901
5902     [self resizeForKeyboardBounds:CGRectZero];
5903     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
5904     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
5905 }
5906
5907 - (void) viewWillDisappear:(BOOL)animated {
5908     [super viewWillDisappear:animated];
5909
5910     [self resizeForKeyboardBounds:CGRectZero];
5911     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
5912     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
5913 }
5914
5915 - (void) viewDidAppear:(BOOL)animated {
5916     [super viewDidAppear:animated];
5917     [self deselectWithAnimation:animated];
5918 }
5919
5920 - (void) didSelectPackage:(Package *)package {
5921     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
5922     [view setDelegate:delegate_];
5923     [[self navigationController] pushViewController:view animated:YES];
5924 }
5925
5926 #if TryIndexedCollation
5927 + (BOOL) hasIndexedCollation {
5928     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
5929 }
5930 #endif
5931
5932 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5933     NSInteger count([sections_ count]);
5934     return count == 0 ? 1 : count;
5935 }
5936
5937 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5938     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
5939         return nil;
5940     return [[sections_ objectAtIndex:section] name];
5941 }
5942
5943 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5944     if ([sections_ count] == 0)
5945         return 0;
5946     return [[sections_ objectAtIndex:section] count];
5947 }
5948
5949 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5950 @synchronized (database_) {
5951     if ([database_ era] != era_)
5952         return nil;
5953
5954     Section *section([sections_ objectAtIndex:[path section]]);
5955     NSInteger row([path row]);
5956     Package *package([packages_ objectAtIndex:([section row] + row)]);
5957     return [[package retain] autorelease];
5958 } }
5959
5960 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5961     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5962     if (cell == nil)
5963         cell = [[[PackageCell alloc] init] autorelease];
5964     [cell setPackage:[self packageAtIndexPath:path]];
5965     return cell;
5966 }
5967
5968 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
5969     Package *package([self packageAtIndexPath:path]);
5970     package = [database_ packageWithName:[package id]];
5971     [self didSelectPackage:package];
5972 }
5973
5974 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5975     // XXX: is 20 the most optimal number here?
5976     return [packages_ count] > 20 ? index_ : nil;
5977 }
5978
5979 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5980 #if TryIndexedCollation
5981     if ([[self class] hasIndexedCollation]) {
5982         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
5983     }
5984 #endif
5985
5986     return index;
5987 }
5988
5989 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
5990     if ((self = [super init]) != nil) {
5991         database_ = database;
5992         title_ = [title copy];
5993         [[self navigationItem] setTitle:title_];
5994
5995 #if TryIndexedCollation
5996         if ([[self class] hasIndexedCollation])
5997             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
5998         else
5999 #endif
6000             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6001
6002         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6003
6004         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6005         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6006
6007         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6008         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6009         [list_ setRowHeight:73];
6010         [[self view] addSubview:list_];
6011
6012         [list_ setDataSource:self];
6013         [list_ setDelegate:self];
6014     } return self;
6015 }
6016
6017 - (void) setDelegate:(id)delegate {
6018     delegate_ = delegate;
6019 }
6020
6021 - (bool) hasPackage:(Package *)package {
6022     return true;
6023 }
6024
6025 - (void) reloadData {
6026     [super reloadData];
6027
6028     era_ = [database_ era];
6029     NSArray *packages = [database_ packages];
6030
6031     [packages_ removeAllObjects];
6032     [sections_ removeAllObjects];
6033
6034     _profile(PackageTable$reloadData$Filter)
6035         for (Package *package in packages)
6036             if ([self hasPackage:package])
6037                 [packages_ addObject:package];
6038     _end
6039
6040     [indices_ removeAllObjects];
6041
6042     Section *section = nil;
6043
6044 #if TryIndexedCollation
6045     if ([[self class] hasIndexedCollation]) {
6046         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6047         NSArray *titles = [collation sectionIndexTitles];
6048         int secidx = -1;
6049
6050         _profile(PackageTable$reloadData$Section)
6051             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6052                 Package *package;
6053                 int index;
6054
6055                 _profile(PackageTable$reloadData$Section$Package)
6056                     package = [packages_ objectAtIndex:offset];
6057                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6058                 _end
6059
6060                 while (secidx < index) {
6061                     secidx += 1;
6062
6063                     _profile(PackageTable$reloadData$Section$Allocate)
6064                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6065                     _end
6066
6067                     _profile(PackageTable$reloadData$Section$Add)
6068                         [sections_ addObject:section];
6069                     _end
6070                 }
6071
6072                 [section addToCount];
6073             }
6074         _end
6075     } else
6076 #endif
6077     {
6078         [index_ removeAllObjects];
6079
6080         _profile(PackageTable$reloadData$Section)
6081             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6082                 Package *package;
6083                 unichar index;
6084
6085                 _profile(PackageTable$reloadData$Section$Package)
6086                     package = [packages_ objectAtIndex:offset];
6087                     index = [package index];
6088                 _end
6089
6090                 if (section == nil || [section index] != index) {
6091                     _profile(PackageTable$reloadData$Section$Allocate)
6092                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6093                     _end
6094
6095                     [index_ addObject:[section name]];
6096                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6097
6098                     _profile(PackageTable$reloadData$Section$Add)
6099                         [sections_ addObject:section];
6100                     _end
6101                 }
6102
6103                 [section addToCount];
6104             }
6105         _end
6106     }
6107
6108     _profile(PackageTable$reloadData$List)
6109         [list_ reloadData];
6110     _end
6111 }
6112
6113 - (void) resetCursor {
6114     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6115 }
6116
6117 @end
6118 /* }}} */
6119 /* Filtered Package List Controller {{{ */
6120 @interface FilteredPackageListController : PackageListController {
6121     SEL filter_;
6122     IMP imp_;
6123     id object_;
6124 }
6125
6126 - (void) setObject:(id)object;
6127 - (void) setObject:(id)object forFilter:(SEL)filter;
6128
6129 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6130
6131 @end
6132
6133 @implementation FilteredPackageListController
6134
6135 - (void) dealloc {
6136     if (object_ != nil)
6137         [object_ release];
6138     [super dealloc];
6139 }
6140
6141 - (void) setFilter:(SEL)filter {
6142     filter_ = filter;
6143
6144     /* XXX: this is an unsafe optimization of doomy hell */
6145     Method method(class_getInstanceMethod([Package class], filter));
6146     _assert(method != NULL);
6147     imp_ = method_getImplementation(method);
6148     _assert(imp_ != NULL);
6149 }
6150
6151 - (void) setObject:(id)object {
6152     if (object_ != nil)
6153         [object_ release];
6154     if (object == nil)
6155         object_ = nil;
6156     else
6157         object_ = [object retain];
6158 }
6159
6160 - (void) setObject:(id)object forFilter:(SEL)filter {
6161     [self setFilter:filter];
6162     [self setObject:object];
6163 }
6164
6165 - (bool) hasPackage:(Package *)package {
6166     _profile(FilteredPackageTable$hasPackage)
6167         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6168     _end
6169 }
6170
6171 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6172     if ((self = [super initWithDatabase:database title:title]) != nil) {
6173         [self setFilter:filter];
6174         [self setObject:object];
6175     } return self;
6176 }
6177
6178 @end
6179 /* }}} */
6180
6181 /* Home Controller {{{ */
6182 @interface HomeController : CYBrowserController {
6183 }
6184
6185 @end
6186
6187 @implementation HomeController
6188
6189 + (BOOL) shouldHideNavigationBar {
6190     return NO;
6191 }
6192
6193 - (NSURL *) navigationURL {
6194     return [NSURL URLWithString:@"cydia://home"];
6195 }
6196
6197 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6198     [super _setMoreHeaders:request];
6199
6200     if (ChipID_ != nil)
6201         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6202     if (UniqueID_ != nil)
6203         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6204     if (PLMN_ != nil)
6205         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6206 }
6207
6208 - (void) aboutButtonClicked {
6209     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6210
6211     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6212     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6213     [alert setCancelButtonIndex:0];
6214
6215     [alert setMessage:
6216         @"Copyright (C) 2008-2011\n"
6217         "Jay Freeman (saurik)\n"
6218         "saurik@saurik.com\n"
6219         "http://www.saurik.com/"
6220     ];
6221
6222     [alert show];
6223 }
6224
6225 - (void) viewWillDisappear:(BOOL)animated {
6226     [super viewWillDisappear:animated];
6227
6228     if ([[self class] shouldHideNavigationBar])
6229         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6230 }
6231
6232 - (void) viewWillAppear:(BOOL)animated {
6233     if (![self hasLoaded])
6234         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6235
6236     [super viewWillAppear:animated];
6237
6238     if ([[self class] shouldHideNavigationBar])
6239         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6240 }
6241
6242 - (void) viewDidLoad {
6243     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6244         initWithTitle:UCLocalize("ABOUT")
6245         style:UIBarButtonItemStylePlain
6246         target:self
6247         action:@selector(aboutButtonClicked)
6248     ] autorelease]];
6249 }
6250
6251 @end
6252 /* }}} */
6253 /* Manage Controller {{{ */
6254 @interface ManageController : CYBrowserController {
6255 }
6256
6257 - (void) queueStatusDidChange;
6258
6259 @end
6260
6261 @implementation ManageController
6262
6263 - (NSURL *) navigationURL {
6264     return [NSURL URLWithString:@"cydia://manage"];
6265 }
6266
6267 - (void) viewWillAppear:(BOOL)animated {
6268     if (![self hasLoaded])
6269         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6270
6271     [super viewWillAppear:animated];
6272 }
6273
6274 - (void) viewDidLoad {
6275     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6276         initWithTitle:UCLocalize("SETTINGS")
6277         style:UIBarButtonItemStylePlain
6278         target:self
6279         action:@selector(settingsButtonClicked)
6280     ] autorelease]];
6281
6282     [self queueStatusDidChange];
6283 }
6284
6285 - (void) settingsButtonClicked {
6286     [delegate_ showSettings];
6287 }
6288
6289 #if !AlwaysReload
6290 - (void) queueButtonClicked {
6291     [delegate_ queue];
6292 }
6293
6294 - (void) applyLoadingTitle {
6295     // Disable "Loading" title.
6296 }
6297
6298 - (void) applyRightButton {
6299     // Disable right button.
6300 }
6301 #endif
6302
6303 - (void) queueStatusDidChange {
6304 #if !AlwaysReload
6305     if (!IsWildcat_ && Queuing_) {
6306         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6307             initWithTitle:UCLocalize("QUEUE")
6308             style:UIBarButtonItemStyleDone
6309             target:self
6310             action:@selector(queueButtonClicked)
6311         ] autorelease]];
6312     } else {
6313         [[self navigationItem] setRightBarButtonItem:nil];
6314     }
6315 #endif
6316 }
6317
6318 - (bool) isLoading {
6319     // Never show as loading.
6320     return false;
6321 }
6322
6323 @end
6324 /* }}} */
6325
6326 /* Refresh Bar {{{ */
6327 @interface RefreshBar : UINavigationBar {
6328     UIProgressIndicator *indicator_;
6329     UITextLabel *prompt_;
6330     UIProgressBar *progress_;
6331     UINavigationButton *cancel_;
6332 }
6333
6334 @end
6335
6336 @implementation RefreshBar
6337
6338 - (void) dealloc {
6339     [indicator_ release];
6340     [prompt_ release];
6341     [progress_ release];
6342     [cancel_ release];
6343     [super dealloc];
6344 }
6345
6346 - (void) positionViews {
6347     CGRect frame = [cancel_ frame];
6348     frame.size = [cancel_ sizeThatFits:frame.size];
6349     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6350     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6351     [cancel_ setFrame:frame];
6352
6353     CGSize prgsize = {75, 100};
6354     CGRect prgrect = {{
6355         [self frame].size.width - prgsize.width - 10,
6356         ([self frame].size.height - prgsize.height) / 2
6357     } , prgsize};
6358     [progress_ setFrame:prgrect];
6359
6360     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6361     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6362     CGRect indrect = {{indoffset, indoffset}, indsize};
6363     [indicator_ setFrame:indrect];
6364
6365     CGSize prmsize = {215, indsize.height + 4};
6366     CGRect prmrect = {{
6367         indoffset * 2 + indsize.width,
6368         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6369     }, prmsize};
6370     [prompt_ setFrame:prmrect];
6371 }
6372
6373 - (void) setFrame:(CGRect)frame {
6374     [super setFrame:frame];
6375     [self positionViews];
6376 }
6377
6378 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6379     if ((self = [super initWithFrame:frame]) != nil) {
6380         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6381
6382         [self setBarStyle:UIBarStyleBlack];
6383
6384         UIBarStyle barstyle([self _barStyle:NO]);
6385         bool ugly(barstyle == UIBarStyleDefault);
6386
6387         UIProgressIndicatorStyle style = ugly ?
6388             UIProgressIndicatorStyleMediumBrown :
6389             UIProgressIndicatorStyleMediumWhite;
6390
6391         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6392         [indicator_ setStyle:style];
6393         [indicator_ startAnimation];
6394         [self addSubview:indicator_];
6395
6396         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6397         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6398         [prompt_ setBackgroundColor:[UIColor clearColor]];
6399         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6400         [self addSubview:prompt_];
6401
6402         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6403         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6404         [progress_ setStyle:0];
6405         [self addSubview:progress_];
6406
6407         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6408         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6409         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6410         [cancel_ setBarStyle:barstyle];
6411
6412         [self positionViews];
6413     } return self;
6414 }
6415
6416 - (void) cancel {
6417     [cancel_ removeFromSuperview];
6418 }
6419
6420 - (void) start {
6421     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6422     [progress_ setProgress:0];
6423     [self addSubview:cancel_];
6424 }
6425
6426 - (void) stop {
6427     [cancel_ removeFromSuperview];
6428 }
6429
6430 - (void) setPrompt:(NSString *)prompt {
6431     [prompt_ setText:prompt];
6432 }
6433
6434 - (void) setProgress:(float)progress {
6435     [progress_ setProgress:progress];
6436 }
6437
6438 @end
6439 /* }}} */
6440
6441 @class CYNavigationController;
6442
6443 /* Cydia Tab Bar Controller {{{ */
6444 @interface CYTabBarController : UITabBarController <
6445     UITabBarControllerDelegate,
6446     ProgressDelegate
6447 > {
6448     _transient Database *database_;
6449     RefreshBar *refreshbar_;
6450
6451     bool dropped_;
6452     bool updating_;
6453     // XXX: ok, "updatedelegate_"?...
6454     _transient NSObject<CydiaDelegate> *updatedelegate_;
6455
6456     id root_;
6457     UIViewController *remembered_;
6458     _transient UIViewController *transient_;
6459 }
6460
6461 - (NSArray *) navigationURLCollection;
6462 - (void) dropBar:(BOOL)animated;
6463 - (void) beginUpdate;
6464 - (void) raiseBar:(BOOL)animated;
6465 - (BOOL) updating;
6466
6467 @end
6468
6469 @implementation CYTabBarController
6470
6471 - (void) setUnselectedViewController:(UIViewController *)transient {
6472     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6473     if (transient != nil) {
6474         if (transient_ == nil)
6475             remembered_ = [[controllers objectAtIndex:0] retain];
6476         transient_ = transient;
6477         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6478         [controllers replaceObjectAtIndex:0 withObject:transient_];
6479         [self setSelectedIndex:0];
6480         [self setViewControllers:controllers];
6481         [self concealTabBarSelection];
6482     } else if (remembered_ != nil) {
6483         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6484         transient_ = transient;
6485         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6486         [remembered_ release];
6487         remembered_ = nil;
6488         [self setViewControllers:controllers];
6489         [self revealTabBarSelection];
6490     }
6491 }
6492
6493 - (UIViewController *) unselectedViewController {
6494     return transient_;
6495 }
6496
6497 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6498     if ([self unselectedViewController])
6499         [self setUnselectedViewController:nil];
6500 }
6501
6502 - (NSArray *) navigationURLCollection {
6503     NSMutableArray *items([NSMutableArray array]);
6504
6505     // XXX: Should this deal with transient view controllers?
6506     for (id navigation in [self viewControllers]) {
6507         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6508         if (stack != nil)
6509             [items addObject:stack];
6510     }
6511
6512     return items;
6513 }
6514
6515 - (void) reloadData {
6516     for (CYViewController *controller in [self viewControllers])
6517         [controller reloadData];
6518
6519     [(CYNavigationController *)[self unselectedViewController] reloadData];
6520 }
6521
6522 - (void) dealloc {
6523     [refreshbar_ release];
6524     [[NSNotificationCenter defaultCenter] removeObserver:self];
6525
6526     [super dealloc];
6527 }
6528
6529 - (id) initWithDatabase:(Database *)database {
6530     if ((self = [super init]) != nil) {
6531         database_ = database;
6532         [self setDelegate:self];
6533
6534         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6535         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6536
6537         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6538     } return self;
6539 }
6540
6541 - (void) setUpdate:(NSDate *)date {
6542     [self beginUpdate];
6543 }
6544
6545 - (void) beginUpdate {
6546     [refreshbar_ start];
6547     [self dropBar:YES];
6548
6549     [updatedelegate_ retainNetworkActivityIndicator];
6550     updating_ = true;
6551
6552     [NSThread
6553         detachNewThreadSelector:@selector(performUpdate)
6554         toTarget:self
6555         withObject:nil
6556     ];
6557 }
6558
6559 - (void) performUpdate { _pooled
6560     Status status;
6561     status.setDelegate(self);
6562     [database_ updateWithStatus:status];
6563
6564     [self
6565         performSelectorOnMainThread:@selector(completeUpdate)
6566         withObject:nil
6567         waitUntilDone:NO
6568     ];
6569 }
6570
6571 - (void) stopUpdateWithSelector:(SEL)selector {
6572     updating_ = false;
6573     [updatedelegate_ releaseNetworkActivityIndicator];
6574
6575     [self raiseBar:YES];
6576     [refreshbar_ stop];
6577
6578     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6579 }
6580
6581 - (void) completeUpdate {
6582     if (!updating_)
6583         return;
6584     [self stopUpdateWithSelector:@selector(reloadData)];
6585 }
6586
6587 - (void) cancelUpdate {
6588     [self stopUpdateWithSelector:@selector(updateData)];
6589 }
6590
6591 - (void) cancelPressed {
6592     [self cancelUpdate];
6593 }
6594
6595 - (BOOL) updating {
6596     return updating_;
6597 }
6598
6599 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6600     [refreshbar_ setPrompt:[event compoundMessage]];
6601 }
6602
6603 - (bool) isProgressCancelled {
6604     return !updating_;
6605 }
6606
6607 - (void) setProgressPercent:(NSNumber *)percent {
6608     [refreshbar_ setProgress:[percent floatValue]];
6609 }
6610
6611 - (void) setUpdateDelegate:(id)delegate {
6612     updatedelegate_ = delegate;
6613 }
6614
6615 - (CGFloat) statusBarHeight {
6616     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6617         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6618     } else {
6619         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6620     }
6621 }
6622
6623 - (UIView *) transitionView {
6624     if ([self respondsToSelector:@selector(_transitionView)])
6625         return [self _transitionView];
6626     else
6627         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6628 }
6629
6630 - (void) dropBar:(BOOL)animated {
6631     if (dropped_)
6632         return;
6633     dropped_ = true;
6634
6635     UIView *transition([self transitionView]);
6636     [[self view] addSubview:refreshbar_];
6637
6638     CGRect barframe([refreshbar_ frame]);
6639
6640     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6641         barframe.origin.y = [self statusBarHeight];
6642     else
6643         barframe.origin.y = 0;
6644
6645     [refreshbar_ setFrame:barframe];
6646
6647     if (animated)
6648         [UIView beginAnimations:nil context:NULL];
6649
6650     CGRect viewframe = [transition frame];
6651     viewframe.origin.y += barframe.size.height;
6652     viewframe.size.height -= barframe.size.height;
6653     [transition setFrame:viewframe];
6654
6655     if (animated)
6656         [UIView commitAnimations];
6657
6658     // Ensure bar has the proper width for our view, it might have changed
6659     barframe.size.width = viewframe.size.width;
6660     [refreshbar_ setFrame:barframe];
6661
6662     // XXX: fix Apple's layout bug
6663     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6664 }
6665
6666 - (void) raiseBar:(BOOL)animated {
6667     if (!dropped_)
6668         return;
6669     dropped_ = false;
6670
6671     UIView *transition([self transitionView]);
6672     [refreshbar_ removeFromSuperview];
6673
6674     CGRect barframe([refreshbar_ frame]);
6675
6676     if (animated)
6677         [UIView beginAnimations:nil context:NULL];
6678
6679     CGRect viewframe = [transition frame];
6680     viewframe.origin.y -= barframe.size.height;
6681     viewframe.size.height += barframe.size.height;
6682     [transition setFrame:viewframe];
6683
6684     if (animated)
6685         [UIView commitAnimations];
6686
6687     // XXX: fix Apple's layout bug
6688     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6689 }
6690
6691 #if 0
6692 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6693     // XXX: fix Apple's layout bug
6694     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6695 }
6696 #endif
6697
6698 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6699     bool dropped(dropped_);
6700
6701     if (dropped)
6702         [self raiseBar:NO];
6703
6704     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6705
6706     if (dropped)
6707         [self dropBar:NO];
6708
6709     // XXX: fix Apple's layout bug
6710     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6711 }
6712
6713 - (void) statusBarFrameChanged:(NSNotification *)notification {
6714     if (dropped_) {
6715         [self raiseBar:NO];
6716         [self dropBar:NO];
6717     }
6718 }
6719
6720 @end
6721 /* }}} */
6722 /* Cydia Navigation Controller {{{ */
6723 @interface CYNavigationController : UINavigationController {
6724     _transient Database *database_;
6725     _transient id<UINavigationControllerDelegate> delegate_;
6726 }
6727
6728 - (NSArray *) navigationURLCollection;
6729 - (id) initWithDatabase:(Database *)database;
6730 - (void) reloadData;
6731
6732 @end
6733
6734
6735 @implementation CYNavigationController
6736
6737 - (NSArray *) navigationURLCollection {
6738     NSMutableArray *stack([NSMutableArray array]);
6739
6740     for (CYViewController *controller in [self viewControllers]) {
6741         NSString *url = [[controller navigationURL] absoluteString];
6742         if (url != nil)
6743             [stack addObject:url];
6744     }
6745
6746     return stack;
6747 }
6748
6749 - (void) reloadData {
6750     for (CYViewController *page in [self viewControllers]) {
6751         // Only reload controllers that have already loaded.
6752         // This prevents a page from accidentally loading too
6753         // early if it hasn't been shown on the screen yet.
6754         if ([page hasLoaded])
6755             [page reloadData];
6756     }
6757 }
6758
6759 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6760     delegate_ = delegate;
6761 }
6762
6763 - (id) initWithDatabase:(Database *)database {
6764     if ((self = [super init]) != nil) {
6765         database_ = database;
6766     } return self;
6767 }
6768
6769 @end
6770 /* }}} */
6771
6772 /* Cydia:// Protocol {{{ */
6773 @interface CydiaURLProtocol : NSURLProtocol {
6774 }
6775
6776 @end
6777
6778 @implementation CydiaURLProtocol
6779
6780 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6781     NSURL *url([request URL]);
6782     if (url == nil)
6783         return NO;
6784     NSString *scheme([[url scheme] lowercaseString]);
6785     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6786         return NO;
6787     return YES;
6788 }
6789
6790 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6791     return request;
6792 }
6793
6794 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6795     id<NSURLProtocolClient> client([self client]);
6796     if (icon == nil)
6797         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6798     else {
6799         NSData *data(UIImagePNGRepresentation(icon));
6800
6801         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6802         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6803         [client URLProtocol:self didLoadData:data];
6804         [client URLProtocolDidFinishLoading:self];
6805     }
6806 }
6807
6808 - (void) startLoading {
6809     id<NSURLProtocolClient> client([self client]);
6810     NSURLRequest *request([self request]);
6811
6812     NSURL *url([request URL]);
6813     NSString *href([url absoluteString]);
6814
6815     NSString *path([href substringFromIndex:8]);
6816     NSRange slash([path rangeOfString:@"/"]);
6817
6818     NSString *command;
6819     if (slash.location == NSNotFound) {
6820         command = path;
6821         path = nil;
6822     } else {
6823         command = [path substringToIndex:slash.location];
6824         path = [path substringFromIndex:(slash.location + 1)];
6825     }
6826
6827     Database *database([Database sharedInstance]);
6828
6829     if ([command isEqualToString:@"package-icon"]) {
6830         if (path == nil)
6831             goto fail;
6832         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6833         Package *package([database packageWithName:path]);
6834         if (package == nil)
6835             goto fail;
6836         UIImage *icon([package icon]);
6837         [self _returnPNGWithImage:icon forRequest:request];
6838     } else if ([command isEqualToString:@"source-icon"]) {
6839         if (path == nil)
6840             goto fail;
6841         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6842         NSString *source(Simplify(path));
6843         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6844         if (icon == nil)
6845             icon = [UIImage applicationImageNamed:@"unknown.png"];
6846         [self _returnPNGWithImage:icon forRequest:request];
6847     } else if ([command isEqualToString:@"uikit-image"]) {
6848         if (path == nil)
6849             goto fail;
6850         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6851         UIImage *icon(_UIImageWithName(path));
6852         [self _returnPNGWithImage:icon forRequest:request];
6853     } else if ([command isEqualToString:@"section-icon"]) {
6854         if (path == nil)
6855             goto fail;
6856         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6857         NSString *section(Simplify(path));
6858         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6859         if (icon == nil)
6860             icon = [UIImage applicationImageNamed:@"unknown.png"];
6861         [self _returnPNGWithImage:icon forRequest:request];
6862     } else fail: {
6863         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6864     }
6865 }
6866
6867 - (void) stopLoading {
6868 }
6869
6870 @end
6871 /* }}} */
6872
6873 /* Section Controller {{{ */
6874 @interface SectionController : FilteredPackageListController {
6875     NSString *section_;
6876 }
6877
6878 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6879
6880 @end
6881
6882 @implementation SectionController
6883
6884 - (NSURL *) navigationURL {
6885     NSString *name = section_;
6886     if (name == nil)
6887         name = @"all";
6888
6889     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6890 }
6891
6892 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6893     NSString *title;
6894     if (name == nil)
6895         title = UCLocalize("ALL_PACKAGES");
6896     else if (![name isEqual:@""])
6897         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6898     else
6899         title = UCLocalize("NO_SECTION");
6900
6901     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
6902         section_ = name;
6903     } return self;
6904 }
6905
6906 @end
6907 /* }}} */
6908 /* Sections Controller {{{ */
6909 @interface SectionsController : CYViewController <
6910     UITableViewDataSource,
6911     UITableViewDelegate
6912 > {
6913     _transient Database *database_;
6914     NSMutableArray *sections_;
6915     NSMutableArray *filtered_;
6916     UITableView *list_;
6917     BOOL editing_;
6918 }
6919
6920 - (id) initWithDatabase:(Database *)database;
6921 - (void) editButtonClicked;
6922
6923 @end
6924
6925 @implementation SectionsController
6926
6927 - (void) dealloc {
6928     [self releaseSubviews];
6929     [sections_ release];
6930     [filtered_ release];
6931
6932     [super dealloc];
6933 }
6934
6935 - (NSURL *) navigationURL {
6936     return [NSURL URLWithString:@"cydia://sections"];
6937 }
6938
6939 - (void) updateNavigationItem {
6940     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
6941     if ([sections_ count] == 0) {
6942         [[self navigationItem] setRightBarButtonItem:nil];
6943     } else {
6944         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
6945             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
6946             target:self
6947             action:@selector(editButtonClicked)
6948         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
6949     }
6950 }
6951
6952 - (BOOL) isEditing {
6953     return editing_;
6954 }
6955
6956 - (void) setEditing:(BOOL)editing {
6957     if ((editing_ = editing))
6958         [list_ reloadData];
6959     else
6960         [delegate_ updateData];
6961
6962     [self updateNavigationItem];
6963 }
6964
6965 - (void) viewDidAppear:(BOOL)animated {
6966     [super viewDidAppear:animated];
6967     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6968 }
6969
6970 - (void) viewWillDisappear:(BOOL)animated {
6971     [super viewWillDisappear:animated];
6972     if (editing_) [self setEditing:NO];
6973 }
6974
6975 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
6976     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
6977     return section;
6978 }
6979
6980 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6981     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6982 }
6983
6984 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6985     return 45.0f;
6986 }*/
6987
6988 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6989     static NSString *reuseIdentifier = @"SectionCell";
6990
6991     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6992     if (cell == nil)
6993         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6994
6995     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
6996
6997     return cell;
6998 }
6999
7000 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7001     if (editing_)
7002         return;
7003
7004     Section *section = [self sectionAtIndexPath:indexPath];
7005
7006     SectionController *controller = [[[SectionController alloc]
7007         initWithDatabase:database_
7008         section:[section name]
7009     ] autorelease];
7010     [controller setDelegate:delegate_];
7011
7012     [[self navigationController] pushViewController:controller animated:YES];
7013 }
7014
7015 - (void) loadView {
7016     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7017
7018     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7019     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7020     [list_ setRowHeight:45.0f];
7021     [list_ setDataSource:self];
7022     [list_ setDelegate:self];
7023     [[self view] addSubview:list_];
7024 }
7025
7026 - (void) viewDidLoad {
7027     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7028 }
7029
7030 - (void) releaseSubviews {
7031     [list_ release];
7032     list_ = nil;
7033 }
7034
7035 - (id) initWithDatabase:(Database *)database {
7036     if ((self = [super init]) != nil) {
7037         database_ = database;
7038
7039         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7040         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7041     } return self;
7042 }
7043
7044 - (void) reloadData {
7045     [super reloadData];
7046
7047     NSArray *packages = [database_ packages];
7048
7049     [sections_ removeAllObjects];
7050     [filtered_ removeAllObjects];
7051
7052     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7053
7054     _trace();
7055     for (Package *package in packages) {
7056         NSString *name([package section]);
7057         NSString *key(name == nil ? @"" : name);
7058
7059         Section *section;
7060
7061         _profile(SectionsView$reloadData$Section)
7062             section = [sections objectForKey:key];
7063             if (section == nil) {
7064                 _profile(SectionsView$reloadData$Section$Allocate)
7065                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7066                     [sections setObject:section forKey:key];
7067                 _end
7068             }
7069         _end
7070
7071         [section addToCount];
7072
7073         _profile(SectionsView$reloadData$Filter)
7074             if (![package valid] || ![package visible])
7075                 continue;
7076         _end
7077
7078         [section addToRow];
7079     }
7080     _trace();
7081
7082     [sections_ addObjectsFromArray:[sections allValues]];
7083
7084     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7085
7086     for (Section *section in sections_) {
7087         size_t count([section row]);
7088         if (count == 0)
7089             continue;
7090
7091         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7092         [section setCount:count];
7093         [filtered_ addObject:section];
7094     }
7095
7096     [self updateNavigationItem];
7097     [list_ reloadData];
7098     _trace();
7099 }
7100
7101 - (void) editButtonClicked {
7102     [self setEditing:(!editing_)];
7103 }
7104
7105 @end
7106 /* }}} */
7107
7108 /* Changes Controller {{{ */
7109 @interface ChangesController : CYViewController <
7110     UITableViewDataSource,
7111     UITableViewDelegate
7112 > {
7113     _transient Database *database_;
7114     unsigned era_;
7115     CFMutableArrayRef packages_;
7116     NSMutableArray *sections_;
7117     UITableView *list_;
7118     unsigned upgrades_;
7119     BOOL hasSentFirstLoad_;
7120 }
7121
7122 - (id) initWithDatabase:(Database *)database;
7123
7124 @end
7125
7126 @implementation ChangesController
7127
7128 - (void) dealloc {
7129     [self releaseSubviews];
7130     CFRelease(packages_);
7131     [sections_ release];
7132
7133     [super dealloc];
7134 }
7135
7136 - (NSURL *) navigationURL {
7137     return [NSURL URLWithString:@"cydia://changes"];
7138 }
7139
7140 - (void) viewWillAppear:(BOOL)animated {
7141     // Loads after it appears, so don't load beforehand.
7142     loaded_ = YES;
7143     [super viewWillAppear:animated];
7144 }
7145
7146 - (void) viewDidAppear:(BOOL)animated {
7147     [super viewDidAppear:animated];
7148
7149     if (!hasSentFirstLoad_) {
7150         hasSentFirstLoad_ = YES;
7151         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7152     } else {
7153         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7154     }
7155 }
7156
7157 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7158     NSInteger count([sections_ count]);
7159     return count == 0 ? 1 : count;
7160 }
7161
7162 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7163     if ([sections_ count] == 0)
7164         return nil;
7165     return [[sections_ objectAtIndex:section] name];
7166 }
7167
7168 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7169     if ([sections_ count] == 0)
7170         return 0;
7171     return [[sections_ objectAtIndex:section] count];
7172 }
7173
7174 - (Package *) packageAtIndex:(NSUInteger)index {
7175     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7176 }
7177
7178 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7179 @synchronized (database_) {
7180     if ([database_ era] != era_)
7181         return nil;
7182
7183     NSUInteger sectionIndex([path section]);
7184     if (sectionIndex >= [sections_ count])
7185         return nil;
7186     Section *section([sections_ objectAtIndex:sectionIndex]);
7187     NSInteger row([path row]);
7188     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7189 } }
7190
7191 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7192     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7193     if (cell == nil)
7194         cell = [[[PackageCell alloc] init] autorelease];
7195     [cell setPackage:[self packageAtIndexPath:path]];
7196     return cell;
7197 }
7198
7199 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7200     Package *package([self packageAtIndexPath:path]);
7201     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7202     [view setDelegate:delegate_];
7203     [[self navigationController] pushViewController:view animated:YES];
7204     return path;
7205 }
7206
7207 - (void) refreshButtonClicked {
7208     [delegate_ beginUpdate];
7209     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7210 }
7211
7212 - (void) upgradeButtonClicked {
7213     [delegate_ distUpgrade];
7214 }
7215
7216 - (void) loadView {
7217     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7218
7219     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7220     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7221     [list_ setRowHeight:73];
7222     [list_ setDataSource:self];
7223     [list_ setDelegate:self];
7224     [[self view] addSubview:list_];
7225 }
7226
7227 - (void) viewDidLoad {
7228     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7229 }
7230
7231 - (void) releaseSubviews {
7232     [list_ release];
7233     list_ = nil;
7234 }
7235
7236 - (id) initWithDatabase:(Database *)database {
7237     if ((self = [super init]) != nil) {
7238         database_ = database;
7239
7240         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7241         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7242     } return self;
7243 }
7244
7245 // this mostly works because reloadData (below) is @synchronized (database_)
7246 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7247 - (void) _reloadPackages:(NSArray *)packages {
7248     CFRelease(packages_);
7249     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7250
7251     _trace();
7252     _profile(ChangesController$_reloadPackages$Filter)
7253         for (Package *package in packages)
7254             if ([package upgradableAndEssential:YES] || [package visible])
7255                 CFArrayAppendValue(packages_, package);
7256     _end
7257     _trace();
7258     _profile(ChangesController$_reloadPackages$radixSort)
7259         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7260     _end
7261     _trace();
7262 }
7263
7264 - (void) reloadData {
7265 @synchronized (database_) {
7266     era_ = [database_ era];
7267     NSArray *packages = [database_ packages];
7268
7269     [sections_ removeAllObjects];
7270
7271 #if 1
7272     UIProgressHUD *hud([delegate_ addProgressHUD]);
7273     [hud setText:UCLocalize("LOADING")];
7274     //NSLog(@"HUD:%@::%@", delegate_, hud);
7275     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7276     [delegate_ removeProgressHUD:hud];
7277 #else
7278     [self _reloadPackages:packages];
7279 #endif
7280
7281     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7282     Section *ignored = nil;
7283     Section *section = nil;
7284     time_t last = 0;
7285
7286     upgrades_ = 0;
7287     bool unseens = false;
7288
7289     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7290
7291     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7292         Package *package = [self packageAtIndex:offset];
7293
7294         BOOL uae = [package upgradableAndEssential:YES];
7295
7296         if (!uae) {
7297             unseens = true;
7298             time_t seen([package seen]);
7299
7300             if (section == nil || last != seen) {
7301                 last = seen;
7302
7303                 NSString *name;
7304                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7305                 [name autorelease];
7306
7307                 _profile(ChangesController$reloadData$Allocate)
7308                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7309                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7310                     [sections_ addObject:section];
7311                 _end
7312             }
7313
7314             [section addToCount];
7315         } else if ([package ignored]) {
7316             if (ignored == nil) {
7317                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7318             }
7319             [ignored addToCount];
7320         } else {
7321             ++upgrades_;
7322             [upgradable addToCount];
7323         }
7324     }
7325     _trace();
7326
7327     CFRelease(formatter);
7328
7329     if (unseens) {
7330         Section *last = [sections_ lastObject];
7331         size_t count = [last count];
7332         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7333         [sections_ removeLastObject];
7334     }
7335
7336     if ([ignored count] != 0)
7337         [sections_ insertObject:ignored atIndex:0];
7338     if (upgrades_ != 0)
7339         [sections_ insertObject:upgradable atIndex:0];
7340
7341     [list_ reloadData];
7342
7343     if (upgrades_ > 0)
7344         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7345             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7346             style:UIBarButtonItemStylePlain
7347             target:self
7348             action:@selector(upgradeButtonClicked)
7349         ] autorelease]];
7350
7351     if (![delegate_ updating])
7352         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7353             initWithTitle:UCLocalize("REFRESH")
7354             style:UIBarButtonItemStylePlain
7355             target:self
7356             action:@selector(refreshButtonClicked)
7357         ] autorelease]];
7358
7359     PrintTimes();
7360 } }
7361
7362 @end
7363 /* }}} */
7364 /* Search Controller {{{ */
7365 @interface SearchController : FilteredPackageListController <
7366     UISearchBarDelegate
7367 > {
7368     UISearchBar *search_;
7369     BOOL searchloaded_;
7370 }
7371
7372 - (id) initWithDatabase:(Database *)database;
7373 - (void) setSearchTerm:(NSString *)term;
7374 - (void) reloadData;
7375
7376 @end
7377
7378 @implementation SearchController
7379
7380 - (void) dealloc {
7381     [search_ release];
7382     [super dealloc];
7383 }
7384
7385 - (NSURL *) navigationURL {
7386     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7387         return [NSURL URLWithString:@"cydia://search"];
7388     else
7389         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7390 }
7391
7392 - (void) setSearchTerm:(NSString *)searchTerm {
7393     [search_ setText:searchTerm];
7394     [self reloadData];
7395 }
7396
7397 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7398     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7399     [search_ resignFirstResponder];
7400     [self reloadData];
7401 }
7402
7403 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7404     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7405     [self reloadData];
7406 }
7407
7408 - (id) initWithDatabase:(Database *)database {
7409     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7410         search_ = [[UISearchBar alloc] init];
7411     } return self;
7412 }
7413
7414 - (void) viewDidAppear:(BOOL)animated {
7415     [super viewDidAppear:animated];
7416
7417     if (!searchloaded_) {
7418         searchloaded_ = YES;
7419         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7420         [search_ layoutSubviews];
7421         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7422
7423         UITextField *textField;
7424         if ([search_ respondsToSelector:@selector(searchField)])
7425             textField = [search_ searchField];
7426         else
7427             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7428
7429         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7430         [search_ setDelegate:self];
7431         [textField setEnablesReturnKeyAutomatically:NO];
7432         [[self navigationItem] setTitleView:textField];
7433     }
7434 }
7435
7436 - (void) reloadData {
7437     [self setObject:[search_ text]];
7438     [super reloadData];
7439     [self resetCursor];
7440 }
7441
7442 - (void) didSelectPackage:(Package *)package {
7443     [search_ resignFirstResponder];
7444     [super didSelectPackage:package];
7445 }
7446
7447 @end
7448 /* }}} */
7449 /* Package Settings Controller {{{ */
7450 @interface PackageSettingsController : CYViewController <
7451     UITableViewDataSource,
7452     UITableViewDelegate
7453 > {
7454     _transient Database *database_;
7455     NSString *name_;
7456     Package *package_;
7457     UITableView *table_;
7458     UISwitch *subscribedSwitch_;
7459     UISwitch *ignoredSwitch_;
7460     UITableViewCell *subscribedCell_;
7461     UITableViewCell *ignoredCell_;
7462 }
7463
7464 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7465
7466 @end
7467
7468 @implementation PackageSettingsController
7469
7470 - (void) dealloc {
7471     [self releaseSubviews];
7472     [name_ release];
7473     [package_ release];
7474
7475     [super dealloc];
7476 }
7477
7478 - (NSURL *) navigationURL {
7479     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7480 }
7481
7482 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7483     if (package_ == nil)
7484         return 0;
7485
7486     if ([package_ installed] == nil)
7487         return 1;
7488     else
7489         return 2;
7490 }
7491
7492 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7493     if (package_ == nil)
7494         return 0;
7495
7496     // both sections contain just one item right now.
7497     return 1;
7498 }
7499
7500 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7501     return nil;
7502 }
7503
7504 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7505     if (section == 0)
7506         return UCLocalize("SHOW_ALL_CHANGES_EX");
7507     else
7508         return UCLocalize("IGNORE_UPGRADES_EX");
7509 }
7510
7511 - (void) onSubscribed:(id)control {
7512     bool value([control isOn]);
7513     if (package_ == nil)
7514         return;
7515     if ([package_ setSubscribed:value])
7516         [delegate_ updateData];
7517 }
7518
7519 - (void) _updateIgnored {
7520     const char *package([name_ UTF8String]);
7521     bool on([ignoredSwitch_ isOn]);
7522
7523     pid_t pid(ExecFork());
7524     if (pid == 0) {
7525         FILE *dpkg(popen("dpkg --set-selections", "w"));
7526         fwrite(package, strlen(package), 1, dpkg);
7527
7528         if (on)
7529             fwrite(" hold\n", 6, 1, dpkg);
7530         else
7531             fwrite(" install\n", 9, 1, dpkg);
7532
7533         pclose(dpkg);
7534
7535         exit(0);
7536         _assert(false);
7537     }
7538
7539     _forever {
7540         int status;
7541         int result(waitpid(pid, &status, 0));
7542
7543         if (result != -1) {
7544             _assert(result == pid);
7545             break;
7546         }
7547     }
7548 }
7549
7550 - (void) onIgnored:(id)control {
7551     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7552     [invocation setTarget:self];
7553     [invocation setSelector:@selector(_updateIgnored)];
7554
7555     [delegate_ reloadDataWithInvocation:invocation];
7556 }
7557
7558 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7559     if (package_ == nil)
7560         return nil;
7561
7562     switch ([indexPath section]) {
7563         case 0: return subscribedCell_;
7564         case 1: return ignoredCell_;
7565
7566         _nodefault
7567     }
7568
7569     return nil;
7570 }
7571
7572 - (void) loadView {
7573     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7574
7575     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7576     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7577     [table_ setDataSource:self];
7578     [table_ setDelegate:self];
7579     [[self view] addSubview:table_];
7580
7581     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7582     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7583     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7584
7585     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7586     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7587     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7588
7589     subscribedCell_ = [[UITableViewCell alloc] init];
7590     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7591     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7592     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7593
7594     ignoredCell_ = [[UITableViewCell alloc] init];
7595     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7596     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7597     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7598 }
7599
7600 - (void) viewDidLoad {
7601     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7602 }
7603
7604 - (void) releaseSubviews {
7605     [ignoredCell_ release];
7606     ignoredCell_ = nil;
7607
7608     [subscribedCell_ release];
7609     subscribedCell_ = nil;
7610
7611     [table_ release];
7612     table_ = nil;
7613
7614     [ignoredSwitch_ release];
7615     ignoredSwitch_ = nil;
7616
7617     [subscribedSwitch_ release];
7618     subscribedSwitch_ = nil;
7619 }
7620
7621 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7622     if ((self = [super init]) != nil) {
7623         database_ = database;
7624         name_ = [package retain];
7625     } return self;
7626 }
7627
7628 - (void) reloadData {
7629     [super reloadData];
7630
7631     if (package_ != nil)
7632         [package_ autorelease];
7633     package_ = [database_ packageWithName:name_];
7634
7635     if (package_ != nil) {
7636         package_ = [package_ retain];
7637         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7638         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7639     } // XXX: what now, G?
7640
7641     [table_ reloadData];
7642 }
7643
7644 @end
7645 /* }}} */
7646
7647 /* Installed Controller {{{ */
7648 @interface InstalledController : FilteredPackageListController {
7649     BOOL expert_;
7650 }
7651
7652 - (id) initWithDatabase:(Database *)database;
7653
7654 - (void) updateRoleButton;
7655 - (void) queueStatusDidChange;
7656
7657 @end
7658
7659 @implementation InstalledController
7660
7661 - (void) dealloc {
7662     [super dealloc];
7663 }
7664
7665 - (NSURL *) navigationURL {
7666     return [NSURL URLWithString:@"cydia://installed"];
7667 }
7668
7669 - (id) initWithDatabase:(Database *)database {
7670     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7671         [self updateRoleButton];
7672         [self queueStatusDidChange];
7673     } return self;
7674 }
7675
7676 #if !AlwaysReload
7677 - (void) queueButtonClicked {
7678     [delegate_ queue];
7679 }
7680 #endif
7681
7682 - (void) queueStatusDidChange {
7683 #if !AlwaysReload
7684     if (IsWildcat_) {
7685         if (Queuing_) {
7686             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7687                 initWithTitle:UCLocalize("QUEUE")
7688                 style:UIBarButtonItemStyleDone
7689                 target:self
7690                 action:@selector(queueButtonClicked)
7691             ] autorelease]];
7692         } else {
7693             [[self navigationItem] setLeftBarButtonItem:nil];
7694         }
7695     }
7696 #endif
7697 }
7698
7699 - (void) updateRoleButton {
7700     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7701         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7702             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7703             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7704             target:self
7705             action:@selector(roleButtonClicked)
7706         ] autorelease]];
7707 }
7708
7709 - (void) roleButtonClicked {
7710     [self setObject:[NSNumber numberWithBool:expert_]];
7711     [self reloadData];
7712     expert_ = !expert_;
7713
7714     [self updateRoleButton];
7715 }
7716
7717 @end
7718 /* }}} */
7719
7720 /* Source Cell {{{ */
7721 @interface SourceCell : CYTableViewCell <
7722     ContentDelegate
7723 > {
7724     UIImage *icon_;
7725     NSString *origin_;
7726     NSString *label_;
7727 }
7728
7729 - (void) setSource:(Source *)source;
7730
7731 @end
7732
7733 @implementation SourceCell
7734
7735 - (void) clearSource {
7736     [icon_ release];
7737     [origin_ release];
7738     [label_ release];
7739
7740     icon_ = nil;
7741     origin_ = nil;
7742     label_ = nil;
7743 }
7744
7745 - (void) setSource:(Source *)source {
7746     [self clearSource];
7747
7748     if (icon_ == nil)
7749         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7750     if (icon_ == nil)
7751         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7752     icon_ = [icon_ retain];
7753
7754     origin_ = [[source name] retain];
7755     label_ = [[source uri] retain];
7756
7757     [content_ setNeedsDisplay];
7758 }
7759
7760 - (void) dealloc {
7761     [self clearSource];
7762     [super dealloc];
7763 }
7764
7765 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7766     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7767         UIView *content([self contentView]);
7768         CGRect bounds([content bounds]);
7769
7770         content_ = [[ContentView alloc] initWithFrame:bounds];
7771         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7772         [content_ setBackgroundColor:[UIColor whiteColor]];
7773         [content addSubview:content_];
7774
7775         [content_ setDelegate:self];
7776         [content_ setOpaque:YES];
7777     } return self;
7778 }
7779
7780 - (NSString *) accessibilityLabel {
7781     return label_;
7782 }
7783
7784 - (void) drawContentRect:(CGRect)rect {
7785     bool highlighted(highlighted_);
7786     float width(rect.size.width);
7787
7788     if (icon_ != nil)
7789         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7790
7791     if (highlighted)
7792         UISetColor(White_);
7793
7794     if (!highlighted)
7795         UISetColor(Black_);
7796     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7797
7798     if (!highlighted)
7799         UISetColor(Blue_);
7800     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7801 }
7802
7803 @end
7804 /* }}} */
7805 /* Source Controller {{{ */
7806 @interface SourceController : FilteredPackageListController {
7807     _transient Source *source_;
7808     NSString *key_;
7809 }
7810
7811 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7812
7813 @end
7814
7815 @implementation SourceController
7816
7817 - (NSURL *) navigationURL {
7818     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7819 }
7820
7821 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7822     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7823         source_ = source;
7824         key_ = [[source key] retain];
7825     } return self;
7826 }
7827
7828 - (void) reloadData {
7829     source_ = [database_ sourceWithKey:key_];
7830     [key_ release];
7831     key_ = [[source_ key] retain];
7832     [self setObject:source_];
7833     [[self navigationItem] setTitle:[source_ label]];
7834
7835     [super reloadData];
7836 }
7837
7838 @end
7839 /* }}} */
7840 /* Sources Controller {{{ */
7841 @interface SourcesController : CYViewController <
7842     UITableViewDataSource,
7843     UITableViewDelegate
7844 > {
7845     _transient Database *database_;
7846     UITableView *list_;
7847     NSMutableArray *sources_;
7848     int offset_;
7849
7850     NSString *href_;
7851     UIProgressHUD *hud_;
7852     NSError *error_;
7853
7854     //NSURLConnection *installer_;
7855     NSURLConnection *trivial_;
7856     NSURLConnection *trivial_bz2_;
7857     NSURLConnection *trivial_gz_;
7858     //NSURLConnection *automatic_;
7859
7860     BOOL cydia_;
7861 }
7862
7863 - (id) initWithDatabase:(Database *)database;
7864 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7865
7866 @end
7867
7868 @implementation SourcesController
7869
7870 - (void) _releaseConnection:(NSURLConnection *)connection {
7871     if (connection != nil) {
7872         [connection cancel];
7873         //[connection setDelegate:nil];
7874         [connection release];
7875     }
7876 }
7877
7878 - (void) dealloc {
7879     [self releaseSubviews];
7880
7881     [href_ release];
7882     [hud_ release];
7883     [error_ release];
7884
7885     //[self _releaseConnection:installer_];
7886     [self _releaseConnection:trivial_];
7887     [self _releaseConnection:trivial_gz_];
7888     [self _releaseConnection:trivial_bz2_];
7889     //[self _releaseConnection:automatic_];
7890
7891     [sources_ release];
7892     [super dealloc];
7893 }
7894
7895 - (NSURL *) navigationURL {
7896     return [NSURL URLWithString:@"cydia://sources"];
7897 }
7898
7899 - (void) viewDidAppear:(BOOL)animated {
7900     [super viewDidAppear:animated];
7901     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7902 }
7903
7904 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7905     return offset_ == 0 ? 1 : 2;
7906 }
7907
7908 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7909     switch (section + (offset_ == 0 ? 1 : 0)) {
7910         case 0: return UCLocalize("ENTERED_BY_USER");
7911         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
7912
7913         _nodefault
7914     }
7915 }
7916
7917 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7918     int count = [sources_ count];
7919     switch (section) {
7920         case 0: return (offset_ == 0 ? count : offset_);
7921         case 1: return count - offset_;
7922
7923         _nodefault
7924     }
7925 }
7926
7927 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
7928     unsigned idx = 0;
7929     switch (indexPath.section) {
7930         case 0: idx = indexPath.row; break;
7931         case 1: idx = indexPath.row + offset_; break;
7932
7933         _nodefault
7934     }
7935     return [sources_ objectAtIndex:idx];
7936 }
7937
7938 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7939     static NSString *cellIdentifier = @"SourceCell";
7940
7941     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
7942     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
7943     [cell setSource:[self sourceAtIndexPath:indexPath]];
7944     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
7945
7946     return cell;
7947 }
7948
7949 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7950     Source *source = [self sourceAtIndexPath:indexPath];
7951
7952     SourceController *controller = [[[SourceController alloc]
7953         initWithDatabase:database_
7954         source:source
7955     ] autorelease];
7956
7957     [controller setDelegate:delegate_];
7958
7959     [[self navigationController] pushViewController:controller animated:YES];
7960 }
7961
7962 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
7963     Source *source = [self sourceAtIndexPath:indexPath];
7964     return [source record] != nil;
7965 }
7966
7967 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
7968     Source *source = [self sourceAtIndexPath:indexPath];
7969     [Sources_ removeObjectForKey:[source key]];
7970     [delegate_ syncData];
7971 }
7972
7973 - (void) complete {
7974     [delegate_ addTrivialSource:href_];
7975     [delegate_ syncData];
7976 }
7977
7978 - (NSString *) getWarning {
7979     NSString *href(href_);
7980     NSRange colon([href rangeOfString:@"://"]);
7981     if (colon.location != NSNotFound)
7982         href = [href substringFromIndex:(colon.location + 3)];
7983     href = [href stringByAddingPercentEscapes];
7984     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
7985     href = [href stringByCachingURLWithCurrentCDN];
7986
7987     NSURL *url([NSURL URLWithString:href]);
7988
7989     NSStringEncoding encoding;
7990     NSError *error(nil);
7991
7992     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
7993         return [warning length] == 0 ? nil : warning;
7994     return nil;
7995 }
7996
7997 - (void) _endConnection:(NSURLConnection *)connection {
7998     // XXX: the memory management in this method is horribly awkward
7999
8000     NSURLConnection **field = NULL;
8001     if (connection == trivial_)
8002         field = &trivial_;
8003     else if (connection == trivial_bz2_)
8004         field = &trivial_bz2_;
8005     else if (connection == trivial_gz_)
8006         field = &trivial_gz_;
8007     _assert(field != NULL);
8008     [connection release];
8009     *field = nil;
8010
8011     if (
8012         trivial_ == nil &&
8013         trivial_bz2_ == nil &&
8014         trivial_gz_ == nil
8015     ) {
8016         bool defer(false);
8017
8018         if (cydia_) {
8019             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8020                 defer = true;
8021
8022                 UIAlertView *alert = [[[UIAlertView alloc]
8023                     initWithTitle:UCLocalize("SOURCE_WARNING")
8024                     message:warning
8025                     delegate:self
8026                     cancelButtonTitle:UCLocalize("CANCEL")
8027                     otherButtonTitles:
8028                         UCLocalize("ADD_ANYWAY"),
8029                     nil
8030                 ] autorelease];
8031
8032                 [alert setContext:@"warning"];
8033                 [alert setNumberOfRows:1];
8034                 [alert show];
8035             } else
8036                 [self complete];
8037         } else if (error_ != nil) {
8038             UIAlertView *alert = [[[UIAlertView alloc]
8039                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8040                 message:[error_ localizedDescription]
8041                 delegate:self
8042                 cancelButtonTitle:UCLocalize("OK")
8043                 otherButtonTitles:nil
8044             ] autorelease];
8045
8046             [alert setContext:@"urlerror"];
8047             [alert show];
8048         } else {
8049             UIAlertView *alert = [[[UIAlertView alloc]
8050                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8051                 message:UCLocalize("NOT_REPOSITORY_EX")
8052                 delegate:self
8053                 cancelButtonTitle:UCLocalize("OK")
8054                 otherButtonTitles:nil
8055             ] autorelease];
8056
8057             [alert setContext:@"trivial"];
8058             [alert show];
8059         }
8060
8061         [delegate_ releaseNetworkActivityIndicator];
8062
8063         [delegate_ removeProgressHUD:hud_];
8064         [hud_ autorelease];
8065         hud_ = nil;
8066
8067         if (!defer) {
8068             [href_ release];
8069             href_ = nil;
8070         }
8071
8072         if (error_ != nil) {
8073             [error_ release];
8074             error_ = nil;
8075         }
8076     }
8077 }
8078
8079 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8080     switch ([response statusCode]) {
8081         case 200:
8082             cydia_ = YES;
8083     }
8084 }
8085
8086 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8087     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8088     if (error_ != nil)
8089         error_ = [error retain];
8090     [self _endConnection:connection];
8091 }
8092
8093 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8094     [self _endConnection:connection];
8095 }
8096
8097 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8098     NSMutableURLRequest *request = [NSMutableURLRequest
8099         requestWithURL:[NSURL URLWithString:href]
8100         cachePolicy:NSURLRequestUseProtocolCachePolicy
8101         timeoutInterval:120.0
8102     ];
8103
8104     [request setHTTPMethod:method];
8105
8106     if (Machine_ != NULL)
8107         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8108     if (UniqueID_ != nil)
8109         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8110     if (Role_ != nil)
8111         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8112
8113     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8114 }
8115
8116 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8117     NSString *context([alert context]);
8118
8119     if ([context isEqualToString:@"source"]) {
8120         switch (button) {
8121             case 1: {
8122                 NSString *href = [[alert textField] text];
8123
8124                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8125
8126                 if (![href hasSuffix:@"/"])
8127                     href_ = [href stringByAppendingString:@"/"];
8128                 else
8129                     href_ = href;
8130                 href_ = [href_ retain];
8131
8132                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8133                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8134                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8135                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8136
8137                 cydia_ = false;
8138
8139                 // XXX: this is stupid
8140                 hud_ = [[delegate_ addProgressHUD] retain];
8141                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8142                 [delegate_ retainNetworkActivityIndicator];
8143             } break;
8144
8145             case 0:
8146             break;
8147
8148             _nodefault
8149         }
8150
8151         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8152     } else if ([context isEqualToString:@"trivial"])
8153         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8154     else if ([context isEqualToString:@"urlerror"])
8155         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8156     else if ([context isEqualToString:@"warning"]) {
8157         switch (button) {
8158             case 1:
8159                 [self complete];
8160             break;
8161
8162             case 0:
8163             break;
8164
8165             _nodefault
8166         }
8167
8168         [href_ release];
8169         href_ = nil;
8170
8171         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8172     }
8173 }
8174
8175 - (void) loadView {
8176     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8177
8178     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8179     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8180     [list_ setRowHeight:56];
8181     [list_ setDataSource:self];
8182     [list_ setDelegate:self];
8183     [[self view] addSubview:list_];
8184 }
8185
8186 - (void) viewDidLoad {
8187     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8188     [self updateButtonsForEditingStatus:NO animated:NO];
8189 }
8190
8191 - (void) releaseSubviews {
8192     [list_ release];
8193     list_ = nil;
8194 }
8195
8196 - (id) initWithDatabase:(Database *)database {
8197     if ((self = [super init]) != nil) {
8198         database_ = database;
8199         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8200     } return self;
8201 }
8202
8203 - (void) reloadData {
8204     [super reloadData];
8205
8206     pkgSourceList list;
8207     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8208         return;
8209
8210     [sources_ removeAllObjects];
8211     [sources_ addObjectsFromArray:[database_ sources]];
8212     _trace();
8213     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8214     _trace();
8215
8216     int count([sources_ count]);
8217     offset_ = 0;
8218     for (int i = 0; i != count; i++) {
8219         if ([[sources_ objectAtIndex:i] record] == nil)
8220             break;
8221         offset_++;
8222     }
8223
8224     [list_ setEditing:NO];
8225     [self updateButtonsForEditingStatus:NO animated:NO];
8226     [list_ reloadData];
8227 }
8228
8229 - (void) showAddSourcePrompt {
8230     UIAlertView *alert = [[[UIAlertView alloc]
8231         initWithTitle:UCLocalize("ENTER_APT_URL")
8232         message:nil
8233         delegate:self
8234         cancelButtonTitle:UCLocalize("CANCEL")
8235         otherButtonTitles:
8236             UCLocalize("ADD_SOURCE"),
8237         nil
8238     ] autorelease];
8239
8240     [alert setContext:@"source"];
8241     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8242
8243     [alert setNumberOfRows:1];
8244     [alert addTextFieldWithValue:@"http://" label:@""];
8245
8246     UITextInputTraits *traits = [[alert textField] textInputTraits];
8247     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8248     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8249     [traits setKeyboardType:UIKeyboardTypeURL];
8250     // XXX: UIReturnKeyDone
8251     [traits setReturnKeyType:UIReturnKeyNext];
8252
8253     [alert show];
8254 }
8255
8256 - (void) addButtonClicked {
8257     [self showAddSourcePrompt];
8258 }
8259
8260 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8261     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8262         initWithTitle:UCLocalize("ADD")
8263         style:UIBarButtonItemStylePlain
8264         target:self
8265         action:@selector(addButtonClicked)
8266     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8267
8268     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8269         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8270         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8271         target:self
8272         action:@selector(editButtonClicked)
8273     ] autorelease] animated:animated];
8274
8275     if (IsWildcat_ && !editing)
8276         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8277             initWithTitle:UCLocalize("SETTINGS")
8278             style:UIBarButtonItemStylePlain
8279             target:self
8280             action:@selector(settingsButtonClicked)
8281         ] autorelease]];
8282 }
8283
8284 - (void) settingsButtonClicked {
8285     [delegate_ showSettings];
8286 }
8287
8288 - (void) editButtonClicked {
8289     [list_ setEditing:![list_ isEditing] animated:YES];
8290
8291     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8292 }
8293
8294 @end
8295 /* }}} */
8296
8297 /* Settings Controller {{{ */
8298 @interface SettingsController : CYViewController <
8299     UITableViewDataSource,
8300     UITableViewDelegate
8301 > {
8302     _transient Database *database_;
8303     // XXX: ok, "roledelegate_"?...
8304     _transient id roledelegate_;
8305     UITableView *table_;
8306     UISegmentedControl *segment_;
8307     UIView *container_;
8308 }
8309
8310 - (void) showDoneButton;
8311 - (void) resizeSegmentedControl;
8312
8313 @end
8314
8315 @implementation SettingsController
8316
8317 - (void) dealloc {
8318     [self releaseSubviews];
8319
8320     [super dealloc];
8321 }
8322
8323 - (void) loadView {
8324     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8325
8326     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8327     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8328     [table_ setDelegate:self];
8329     [table_ setDataSource:self];
8330     [[self view] addSubview:table_];
8331
8332     NSArray *items = [NSArray arrayWithObjects:
8333         UCLocalize("USER"),
8334         UCLocalize("HACKER"),
8335         UCLocalize("DEVELOPER"),
8336     nil];
8337     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8338     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8339     [container_ addSubview:segment_];
8340 }
8341
8342 - (void) viewDidLoad {
8343     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8344
8345     int index = -1;
8346     if ([Role_ isEqualToString:@"User"]) index = 0;
8347     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8348     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8349     if (index != -1) {
8350         [segment_ setSelectedSegmentIndex:index];
8351         [self showDoneButton];
8352     }
8353
8354     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8355     [self resizeSegmentedControl];
8356 }
8357
8358 - (void) releaseSubviews {
8359     [table_ release];
8360     table_ = nil;
8361
8362     [segment_ release];
8363     segment_ = nil;
8364
8365     [container_ release];
8366     container_ = nil;
8367 }
8368
8369 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8370     if ((self = [super init]) != nil) {
8371         database_ = database;
8372         roledelegate_ = delegate;
8373     } return self;
8374 }
8375
8376 - (void) resizeSegmentedControl {
8377     CGFloat width = [[self view] frame].size.width;
8378     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8379 }
8380
8381 - (void) viewWillAppear:(BOOL)animated {
8382     [super viewWillAppear:animated];
8383
8384     [self resizeSegmentedControl];
8385 }
8386
8387 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8388     [self resizeSegmentedControl];
8389 }
8390
8391 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8392     [self resizeSegmentedControl];
8393 }
8394
8395 - (void) save {
8396     NSString *role(nil);
8397
8398     switch ([segment_ selectedSegmentIndex]) {
8399         case 0: role = @"User"; break;
8400         case 1: role = @"Hacker"; break;
8401         case 2: role = @"Developer"; break;
8402
8403         _nodefault
8404     }
8405
8406     if (![role isEqualToString:Role_]) {
8407         bool rolling(Role_ == nil);
8408         Role_ = role;
8409
8410         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8411             Role_, @"Role",
8412         nil];
8413
8414         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8415         Changed_ = true;
8416
8417         if (rolling)
8418             [roledelegate_ loadData];
8419         else
8420             [roledelegate_ updateData];
8421     }
8422 }
8423
8424 - (void) segmentChanged:(UISegmentedControl *)control {
8425     [self showDoneButton];
8426 }
8427
8428 - (void) saveAndClose {
8429     [self save];
8430
8431     [[self navigationItem] setRightBarButtonItem:nil];
8432     [[self navigationController] dismissModalViewControllerAnimated:YES];
8433 }
8434
8435 - (void) doneButtonClicked {
8436     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8437     [spinner startAnimating];
8438     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8439     [[self navigationItem] setRightBarButtonItem:spinItem];
8440
8441     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8442 }
8443
8444 - (void) showDoneButton {
8445     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8446         initWithTitle:UCLocalize("DONE")
8447         style:UIBarButtonItemStyleDone
8448         target:self
8449         action:@selector(doneButtonClicked)
8450     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8451 }
8452
8453 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8454     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8455     return 6;
8456 }
8457
8458 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8459     return 0; // :(
8460 }
8461
8462 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8463     return nil; // This method is required by the protocol.
8464 }
8465
8466 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8467     if (section == 1)
8468         return UCLocalize("ROLE_EX");
8469     if (section == 4)
8470         return [NSString stringWithFormat:
8471             @"%@: %@\n%@: %@\n%@: %@",
8472             UCLocalize("USER"), UCLocalize("USER_EX"),
8473             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8474             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8475         ];
8476     else return nil;
8477 }
8478
8479 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8480     return section == 3 ? 44.0f : 0;
8481 }
8482
8483 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8484     return section == 3 ? container_ : nil;
8485 }
8486
8487 - (void) reloadData {
8488     [super reloadData];
8489     [table_ reloadData];
8490 }
8491
8492 @end
8493 /* }}} */
8494 /* Stash Controller {{{ */
8495 @interface StashController : CYViewController {
8496     UIActivityIndicatorView *spinner_;
8497     UILabel *status_;
8498     UILabel *caption_;
8499 }
8500
8501 @end
8502
8503 @implementation StashController
8504
8505 - (void) dealloc {
8506     [self releaseSubviews];
8507
8508     [super dealloc];
8509 }
8510
8511 - (void) loadView {
8512     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8513     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8514
8515     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8516     CGRect spinrect = [spinner_ frame];
8517     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8518     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8519     [spinner_ setFrame:spinrect];
8520     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8521     [[self view] addSubview:spinner_];
8522     [spinner_ startAnimating];
8523
8524     CGRect captrect;
8525     captrect.size.width = [[self view] frame].size.width;
8526     captrect.size.height = 40.0f;
8527     captrect.origin.x = 0;
8528     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8529     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8530     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8531     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8532     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8533     [caption_ setTextColor:[UIColor whiteColor]];
8534     [caption_ setBackgroundColor:[UIColor clearColor]];
8535     [caption_ setShadowColor:[UIColor blackColor]];
8536     [caption_ setTextAlignment:UITextAlignmentCenter];
8537     [[self view] addSubview:caption_];
8538
8539     CGRect statusrect;
8540     statusrect.size.width = [[self view] frame].size.width;
8541     statusrect.size.height = 30.0f;
8542     statusrect.origin.x = 0;
8543     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8544     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8545     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8546     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8547     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8548     [status_ setTextColor:[UIColor whiteColor]];
8549     [status_ setBackgroundColor:[UIColor clearColor]];
8550     [status_ setShadowColor:[UIColor blackColor]];
8551     [status_ setTextAlignment:UITextAlignmentCenter];
8552     [[self view] addSubview:status_];
8553 }
8554
8555 - (void) releaseSubviews {
8556     [spinner_ release];
8557     spinner_ = nil;
8558
8559     [status_ release];
8560     status_ = nil;
8561
8562     [caption_ release];
8563     caption_ = nil;
8564 }
8565
8566 @end
8567 /* }}} */
8568
8569 @interface Cydia : UIApplication <
8570     ConfirmationControllerDelegate,
8571     DatabaseDelegate,
8572     CydiaDelegate,
8573     UINavigationControllerDelegate,
8574     UITabBarControllerDelegate
8575 > {
8576     // XXX: evaluate all fields for _transient
8577
8578     UIWindow *window_;
8579     CYTabBarController *tabbar_;
8580     CYEmulatedLoadingController *emulated_;
8581
8582     NSMutableArray *essential_;
8583     NSMutableArray *broken_;
8584
8585     Database *database_;
8586
8587     NSURL *starturl_;
8588
8589     unsigned locked_;
8590     unsigned activity_;
8591
8592     StashController *stash_;
8593
8594     bool loaded_;
8595 }
8596
8597 - (void) loadData;
8598
8599 @end
8600
8601 @implementation Cydia
8602
8603 - (void) beginUpdate {
8604     [tabbar_ beginUpdate];
8605 }
8606
8607 - (BOOL) updating {
8608     return [tabbar_ updating];
8609 }
8610
8611 - (void) _loaded {
8612     if ([broken_ count] != 0) {
8613         int count = [broken_ count];
8614
8615         UIAlertView *alert = [[[UIAlertView alloc]
8616             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8617             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8618             delegate:self
8619             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8620             otherButtonTitles:
8621                 UCLocalize("TEMPORARY_IGNORE"),
8622             nil
8623         ] autorelease];
8624
8625         [alert setContext:@"fixhalf"];
8626         [alert show];
8627     } else if (!Ignored_ && [essential_ count] != 0) {
8628         int count = [essential_ count];
8629
8630         UIAlertView *alert = [[[UIAlertView alloc]
8631             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8632             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8633             delegate:self
8634             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8635             otherButtonTitles:
8636                 UCLocalize("UPGRADE_ESSENTIAL"),
8637                 UCLocalize("COMPLETE_UPGRADE"),
8638             nil
8639         ] autorelease];
8640
8641         [alert setContext:@"upgrade"];
8642         [alert show];
8643     }
8644 }
8645
8646 - (void) _saveConfig {
8647     _trace();
8648     MetaFile_.Sync();
8649     _trace();
8650
8651     if (Changed_) {
8652         NSString *error(nil);
8653
8654         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8655             _trace();
8656             NSError *error(nil);
8657             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8658                 NSLog(@"failure to save metadata data: %@", error);
8659             _trace();
8660
8661             Changed_ = false;
8662         } else {
8663             NSLog(@"failure to serialize metadata: %@", error);
8664         }
8665     }
8666 }
8667
8668 // Navigation controller for the queuing badge.
8669 - (CYNavigationController *) queueNavigationController {
8670     NSArray *controllers = [tabbar_ viewControllers];
8671     return [controllers objectAtIndex:3];
8672 }
8673
8674 - (void) _updateData {
8675     [self _saveConfig];
8676
8677     [tabbar_ reloadData];
8678
8679     CYNavigationController *navigation = [self queueNavigationController];
8680
8681     id queuedelegate = nil;
8682     if ([[navigation viewControllers] count] > 0)
8683         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8684
8685     [queuedelegate queueStatusDidChange];
8686     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8687 }
8688
8689 - (void) _refreshIfPossible:(NSDate *)update {
8690     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8691
8692     bool recently = false;
8693     if (update != nil) {
8694         NSTimeInterval interval([update timeIntervalSinceNow]);
8695         if (interval <= 0 && interval > -(15*60))
8696             recently = true;
8697     }
8698
8699     // Don't automatic refresh if:
8700     //  - We already refreshed recently.
8701     //  - We already auto-refreshed this launch.
8702     //  - Auto-refresh is disabled.
8703     if (recently || loaded_ || ManualRefresh) {
8704         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8705
8706         // If we are cancelling, we need to make sure it knows it's already loaded.
8707         loaded_ = true;
8708         return;
8709     } else {
8710         // We are going to load, so remember that.
8711         loaded_ = true;
8712     }
8713
8714     SCNetworkReachabilityFlags flags; {
8715         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8716         SCNetworkReachabilityGetFlags(reachability, &flags);
8717         CFRelease(reachability);
8718     }
8719
8720     // XXX: this elaborate mess is what Apple is using to determine this? :(
8721     // XXX: do we care if the user has to intervene? maybe that's ok?
8722     bool reachable(
8723         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8724             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8725                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8726                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8727             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8728             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8729         )
8730     );
8731
8732     // If we can reach the server, auto-refresh!
8733     if (reachable)
8734         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8735
8736     [pool release];
8737 }
8738
8739 - (void) refreshIfPossible {
8740     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8741 }
8742
8743 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8744     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8745     [hud setText:UCLocalize("RELOADING_DATA")];
8746
8747     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8748
8749     if (hud != nil)
8750         [self removeProgressHUD:hud];
8751
8752     size_t changes(0);
8753
8754     [essential_ removeAllObjects];
8755     [broken_ removeAllObjects];
8756
8757     NSArray *packages([database_ packages]);
8758     for (Package *package in packages) {
8759         if ([package half])
8760             [broken_ addObject:package];
8761         if ([package upgradableAndEssential:NO]) {
8762             if ([package essential])
8763                 [essential_ addObject:package];
8764             ++changes;
8765         }
8766     }
8767
8768     NSLog(@"changes:#%u", changes);
8769
8770     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8771     if (changes != 0) {
8772         _trace();
8773         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8774         [changesItem setBadgeValue:badge];
8775         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8776         [self setApplicationIconBadgeNumber:changes];
8777     } else {
8778         _trace();
8779         [changesItem setBadgeValue:nil];
8780         [changesItem setAnimatedBadge:NO];
8781         [self setApplicationIconBadgeNumber:0];
8782     }
8783
8784     [self _updateData];
8785
8786     [self refreshIfPossible];
8787 }
8788
8789 - (void) updateData {
8790     [self _updateData];
8791 }
8792
8793 - (void) update_ {
8794     [database_ update];
8795 }
8796
8797 - (void) complete {
8798     @synchronized (self) {
8799         [self _reloadDataWithInvocation:nil];
8800     }
8801 }
8802
8803 - (void) presentModalViewController:(UIViewController *)controller {
8804     UINavigationController *navigation([[[CYNavigationController alloc] initWithRootViewController:controller] autorelease]);
8805     if (IsWildcat_)
8806         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8807     [((UIViewController *) emulated_ ?: tabbar_) presentModalViewController:navigation animated:YES];
8808 }
8809
8810 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
8811     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
8812
8813     if (navigation != nil)
8814         [navigation pushViewController:progress animated:YES];
8815     else
8816         [self presentModalViewController:progress];
8817
8818     [progress invoke:invocation withTitle:title];
8819     return progress;
8820 }
8821
8822 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
8823     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
8824 }
8825
8826 - (void) repairWithInvocation:(NSInvocation *)invocation {
8827     _trace();
8828     [self invokeNewProgress:invocation forController:nil withTitle:UCLocalize("REPAIRING")];
8829     _trace();
8830 }
8831
8832 - (void) repairWithSelector:(SEL)selector {
8833     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
8834 }
8835
8836 - (void) syncData {
8837     [self _saveConfig];
8838
8839     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8840     _assert(file != NULL);
8841
8842     for (NSString *key in [Sources_ allKeys]) {
8843         NSDictionary *source([Sources_ objectForKey:key]);
8844
8845         fprintf(file, "%s %s %s\n",
8846             [[source objectForKey:@"Type"] UTF8String],
8847             [[source objectForKey:@"URI"] UTF8String],
8848             [[source objectForKey:@"Distribution"] UTF8String]
8849         );
8850     }
8851
8852     fclose(file);
8853
8854     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:UCLocalize("UPDATING_SOURCES")];
8855
8856     [self complete];
8857 }
8858
8859 - (void) addTrivialSource:(NSString *)href {
8860     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8861         @"deb", @"Type",
8862         href, @"URI",
8863         @"./", @"Distribution",
8864     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8865
8866     Changed_ = true;
8867 }
8868
8869 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8870     @synchronized (self) {
8871         [self _reloadDataWithInvocation:invocation];
8872     }
8873 }
8874
8875 - (void) reloadData {
8876     [self reloadDataWithInvocation:nil];
8877 }
8878
8879 - (void) resolve {
8880     pkgProblemResolver *resolver = [database_ resolver];
8881
8882     resolver->InstallProtect();
8883     if (!resolver->Resolve(true))
8884         _error->Discard();
8885 }
8886
8887 - (bool) perform {
8888     // XXX: this is a really crappy way of doing this.
8889     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8890     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8891     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8892     if ([tabbar_ updating])
8893         [tabbar_ cancelUpdate];
8894
8895     if (![database_ prepare])
8896         return false;
8897
8898     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8899     [page setDelegate:self];
8900     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8901     [confirm_ setDelegate:self];
8902
8903     if (IsWildcat_)
8904         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8905     [tabbar_ presentModalViewController:confirm_ animated:YES];
8906
8907     return true;
8908 }
8909
8910 - (void) queue {
8911     @synchronized (self) {
8912         [self perform];
8913     }
8914 }
8915
8916 - (void) clearPackage:(Package *)package {
8917     @synchronized (self) {
8918         [package clear];
8919         [self resolve];
8920         [self perform];
8921     }
8922 }
8923
8924 - (void) installPackages:(NSArray *)packages {
8925     @synchronized (self) {
8926         for (Package *package in packages)
8927             [package install];
8928         [self resolve];
8929         [self perform];
8930     }
8931 }
8932
8933 - (void) installPackage:(Package *)package {
8934     @synchronized (self) {
8935         [package install];
8936         [self resolve];
8937         [self perform];
8938     }
8939 }
8940
8941 - (void) removePackage:(Package *)package {
8942     @synchronized (self) {
8943         [package remove];
8944         [self resolve];
8945         [self perform];
8946     }
8947 }
8948
8949 - (void) distUpgrade {
8950     @synchronized (self) {
8951         if (![database_ upgrade])
8952             return;
8953         [self perform];
8954     }
8955 }
8956
8957 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
8958     Queuing_ = false;
8959     ++locked_;
8960     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:UCLocalize("RUNNING")];
8961     --locked_;
8962     [self complete];
8963 }
8964
8965 - (void) showSettings {
8966     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
8967     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
8968     if (IsWildcat_)
8969         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
8970     [tabbar_ presentModalViewController:nav animated:YES];
8971 }
8972
8973 - (void) retainNetworkActivityIndicator {
8974     if (activity_++ == 0)
8975         [self setNetworkActivityIndicatorVisible:YES];
8976 }
8977
8978 - (void) releaseNetworkActivityIndicator {
8979     if (--activity_ == 0)
8980         [self setNetworkActivityIndicatorVisible:NO];
8981 }
8982
8983 - (void) cancelAndClear:(bool)clear {
8984     @synchronized (self) {
8985         if (clear) {
8986             [database_ clear];
8987             Queuing_ = false;
8988         } else {
8989             Queuing_ = true;
8990         }
8991
8992         [self _updateData];
8993     }
8994 }
8995
8996 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8997     NSString *context([alert context]);
8998
8999     if ([context isEqualToString:@"conffile"]) {
9000         FILE *input = [database_ input];
9001         if (button == [alert cancelButtonIndex])
9002             fprintf(input, "N\n");
9003         else if (button == [alert firstOtherButtonIndex])
9004             fprintf(input, "Y\n");
9005         fflush(input);
9006
9007         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9008     } else if ([context isEqualToString:@"fixhalf"]) {
9009         if (button == [alert cancelButtonIndex]) {
9010             @synchronized (self) {
9011                 for (Package *broken in broken_) {
9012                     [broken remove];
9013
9014                     NSString *id = [broken id];
9015                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9016                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9017                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9018                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9019                 }
9020
9021                 [self resolve];
9022                 [self perform];
9023             }
9024         } else if (button == [alert firstOtherButtonIndex]) {
9025             [broken_ removeAllObjects];
9026             [self _loaded];
9027         }
9028
9029         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9030     } else if ([context isEqualToString:@"upgrade"]) {
9031         if (button == [alert firstOtherButtonIndex]) {
9032             @synchronized (self) {
9033                 for (Package *essential in essential_)
9034                     [essential install];
9035
9036                 [self resolve];
9037                 [self perform];
9038             }
9039         } else if (button == [alert firstOtherButtonIndex] + 1) {
9040             [self distUpgrade];
9041         } else if (button == [alert cancelButtonIndex]) {
9042             Ignored_ = YES;
9043         }
9044
9045         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9046     }
9047 }
9048
9049 - (void) system:(NSString *)command { _pooled
9050     _trace();
9051     system([command UTF8String]);
9052     _trace();
9053 }
9054
9055 - (void) applicationWillSuspend {
9056     [database_ clean];
9057     [super applicationWillSuspend];
9058 }
9059
9060 - (BOOL) isSafeToSuspend {
9061     // Use external process status API internally.
9062     // This is probably a really bad idea.
9063     // XXX: what is the point of this? does this solve anything at all?
9064     uint64_t status = 0;
9065     int notify_token;
9066     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9067         notify_get_state(notify_token, &status);
9068         notify_cancel(notify_token);
9069     }
9070
9071     return locked_ == 0 && status == 0;
9072 }
9073
9074 - (void) applicationSuspend:(__GSEvent *)event {
9075     if ([self isSafeToSuspend])
9076         [super applicationSuspend:event];
9077 }
9078
9079 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9080     if ([self isSafeToSuspend])
9081         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9082 }
9083
9084 - (void) _setSuspended:(BOOL)value {
9085     if ([self isSafeToSuspend])
9086         [super _setSuspended:value];
9087 }
9088
9089 - (UIProgressHUD *) addProgressHUD {
9090     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9091     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9092
9093     [window_ setUserInteractionEnabled:NO];
9094     [hud show:YES];
9095
9096     UIViewController *target = tabbar_;
9097     while ([target modalViewController] != nil) target = [target modalViewController];
9098     [[target view] addSubview:hud];
9099
9100     ++locked_;
9101     return hud;
9102 }
9103
9104 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9105     [hud show:NO];
9106     [hud removeFromSuperview];
9107     [window_ setUserInteractionEnabled:YES];
9108     --locked_;
9109 }
9110
9111 - (CYViewController *) pageForPackage:(NSString *)name {
9112     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9113 }
9114
9115 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9116     NSString *scheme([[url scheme] lowercaseString]);
9117     if ([[url absoluteString] length] <= [scheme length] + 3)
9118         return nil;
9119     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9120     NSArray *components([path pathComponents]);
9121
9122     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9123         return [self pageForPackage:[components objectAtIndex:1]];
9124
9125     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9126         return nil;
9127
9128     NSString *base([components objectAtIndex:0]);
9129
9130     CYViewController *controller = nil;
9131
9132     if ([base isEqualToString:@"url"]) {
9133         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9134         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9135         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9136     } else if (!external && [components count] == 1) {
9137         if ([base isEqualToString:@"manage"]) {
9138             controller = [[[ManageController alloc] init] autorelease];
9139         }
9140
9141         if ([base isEqualToString:@"sources"]) {
9142             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9143         }
9144
9145         if ([base isEqualToString:@"home"]) {
9146             controller = [[[HomeController alloc] init] autorelease];
9147         }
9148
9149         if ([base isEqualToString:@"sections"]) {
9150             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9151         }
9152
9153         if ([base isEqualToString:@"search"]) {
9154             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9155         }
9156
9157         if ([base isEqualToString:@"changes"]) {
9158             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9159         }
9160
9161         if ([base isEqualToString:@"installed"]) {
9162             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9163         }
9164     } else if ([components count] == 2) {
9165         NSString *argument = [components objectAtIndex:1];
9166
9167         if ([base isEqualToString:@"package"]) {
9168             controller = [self pageForPackage:argument];
9169         }
9170
9171         if (!external && [base isEqualToString:@"search"]) {
9172             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9173             [(SearchController *)controller setSearchTerm:argument];
9174         }
9175
9176         if (!external && [base isEqualToString:@"sections"]) {
9177             if ([argument isEqualToString:@"all"])
9178                 argument = nil;
9179             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9180         }
9181
9182         if (!external && [base isEqualToString:@"sources"]) {
9183             if ([argument isEqualToString:@"add"]) {
9184                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9185                 [(SourcesController *)controller showAddSourcePrompt];
9186             } else {
9187                 Source *source = [database_ sourceWithKey:argument];
9188                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9189             }
9190         }
9191
9192         if (!external && [base isEqualToString:@"launch"]) {
9193             [self launchApplicationWithIdentifier:argument suspended:NO];
9194             return nil;
9195         }
9196     } else if (!external && [components count] == 3) {
9197         NSString *arg1 = [components objectAtIndex:1];
9198         NSString *arg2 = [components objectAtIndex:2];
9199
9200         if ([base isEqualToString:@"package"]) {
9201             if ([arg2 isEqualToString:@"settings"]) {
9202                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9203             } else if ([arg2 isEqualToString:@"files"]) {
9204                 if (Package *package = [database_ packageWithName:arg1]) {
9205                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9206                     [(FileTable *)controller setPackage:package];
9207                 }
9208             }
9209         }
9210     }
9211
9212     [controller setDelegate:self];
9213     return controller;
9214 }
9215
9216 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9217     CYViewController *page([self pageForURL:url forExternal:external]);
9218
9219     if (page != nil) {
9220         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9221         [nav setViewControllers:[NSArray arrayWithObject:page]];
9222         [tabbar_ setUnselectedViewController:nav];
9223     }
9224
9225     return page != nil;
9226 }
9227
9228 - (void) applicationOpenURL:(NSURL *)url {
9229     [super applicationOpenURL:url];
9230
9231     if (!loaded_) starturl_ = [url retain];
9232     else [self openCydiaURL:url forExternal:YES];
9233 }
9234
9235 - (void) applicationWillResignActive:(UIApplication *)application {
9236     // Stop refreshing if you get a phone call or lock the device.
9237     if ([tabbar_ updating])
9238         [tabbar_ cancelUpdate];
9239
9240     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9241         [super applicationWillResignActive:application];
9242 }
9243
9244 - (void) applicationWillTerminate:(UIApplication *)application {
9245     Changed_ = true;
9246     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9247     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9248     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9249
9250     [self _saveConfig];
9251 }
9252
9253 - (void) setConfigurationData:(NSString *)data {
9254     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9255
9256     if (!conffile_r(data)) {
9257         lprintf("E:invalid conffile\n");
9258         return;
9259     }
9260
9261     NSString *ofile = conffile_r[1];
9262     //NSString *nfile = conffile_r[2];
9263
9264     UIAlertView *alert = [[[UIAlertView alloc]
9265         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9266         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9267         delegate:self
9268         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9269         otherButtonTitles:
9270             UCLocalize("ACCEPT_NEW_COPY"),
9271             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9272         nil
9273     ] autorelease];
9274
9275     [alert setContext:@"conffile"];
9276     [alert show];
9277 }
9278
9279 - (void) addStashController {
9280     ++locked_;
9281     stash_ = [[StashController alloc] init];
9282     [window_ addSubview:[stash_ view]];
9283 }
9284
9285 - (void) removeStashController {
9286     [[stash_ view] removeFromSuperview];
9287     [stash_ release];
9288     --locked_;
9289 }
9290
9291 - (void) stash {
9292     [self setIdleTimerDisabled:YES];
9293
9294     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9295     UpdateExternalStatus(1);
9296     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9297     UpdateExternalStatus(0);
9298
9299     [self removeStashController];
9300
9301     if (ExecFork() == 0) {
9302         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9303         perror("launchctl stop");
9304     }
9305 }
9306
9307 - (void) setupViewControllers {
9308     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9309
9310     NSMutableArray *items([NSMutableArray arrayWithObjects:
9311         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9312         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9313         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9314         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9315     nil]);
9316
9317     if (IsWildcat_) {
9318         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9319         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9320     } else {
9321         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9322     }
9323
9324     NSMutableArray *controllers([NSMutableArray array]);
9325     for (UITabBarItem *item in items) {
9326         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9327         [controller setTabBarItem:item];
9328         [controllers addObject:controller];
9329     }
9330     [tabbar_ setViewControllers:controllers];
9331
9332     [tabbar_ setUpdateDelegate:self];
9333 }
9334
9335 - (void) applicationDidFinishLaunching:(id)unused {
9336 _trace();
9337     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9338         [self setApplicationSupportsShakeToEdit:NO];
9339
9340     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9341         initWithMemoryCapacity:524288
9342         diskCapacity:10485760
9343         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9344     ] autorelease]];
9345
9346     [CYBrowserController _initialize];
9347
9348     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9349
9350     Font12_ = [[UIFont systemFontOfSize:12] retain];
9351     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9352     Font14_ = [[UIFont systemFontOfSize:14] retain];
9353     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9354     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9355
9356     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9357     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9358
9359     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9360     [window_ orderFront:self];
9361     [window_ makeKey:self];
9362     [window_ setHidden:NO];
9363
9364     if (
9365         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9366         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9367         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9368         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9369         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9370         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9371         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9372         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9373         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9374         false
9375     ) {
9376         [self addStashController];
9377         // XXX: this would be much cleaner as a yieldToSelector:
9378         // that way the removeStashController could happen right here inline
9379         // we also could no longer require the useless stash_ field anymore
9380         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9381         return;
9382     }
9383
9384     database_ = [Database sharedInstance];
9385     [database_ setDelegate:self];
9386
9387     [window_ setUserInteractionEnabled:NO];
9388     [self setupViewControllers];
9389
9390     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9391     [window_ addSubview:[emulated_ view]];
9392
9393     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9394 _trace();
9395 }
9396
9397 - (void) loadData {
9398 _trace();
9399     if (Role_ == nil) {
9400         [window_ setUserInteractionEnabled:YES];
9401         [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease]];
9402         return;
9403     } else {
9404         if ([emulated_ modalViewController] != nil)
9405             [emulated_ dismissModalViewControllerAnimated:YES];
9406         [window_ setUserInteractionEnabled:NO];
9407     }
9408
9409     [self reloadData];
9410     PrintTimes();
9411
9412     [window_ addSubview:[tabbar_ view]];
9413
9414     [[emulated_ view] removeFromSuperview];
9415     [emulated_ release];
9416     emulated_ = nil;
9417
9418     [window_ setUserInteractionEnabled:YES];
9419
9420     int selectedIndex = 0;
9421     NSMutableArray *items = nil;
9422
9423     bool recently = false;
9424     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9425     if (closed != nil) {
9426         NSTimeInterval interval([closed timeIntervalSinceNow]);
9427         // XXX: Is 15 minutes the optimal time here?
9428         if (interval <= 0 && interval > -(15*60))
9429             recently = true;
9430     }
9431
9432     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9433     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9434
9435     BOOL enough = YES;
9436     for (NSArray *entry in items)
9437         if ([entry count] <= 0)
9438             enough = NO;
9439
9440     if (!recently || !items || !enough) {
9441         selectedIndex = 0;
9442         items = [NSMutableArray array];
9443         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9444         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9445         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9446         if (!IsWildcat_) {
9447             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9448         } else {
9449             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9450             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9451         }
9452         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9453     }
9454
9455     [tabbar_ setSelectedIndex:selectedIndex];
9456     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9457         NSArray *stack = [items objectAtIndex:tab];
9458         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9459         NSMutableArray *current = [NSMutableArray array];
9460
9461         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9462             NSString *addr = [stack objectAtIndex:nav];
9463             NSURL *url = [NSURL URLWithString:addr];
9464             CYViewController *page = [self pageForURL:url forExternal:NO];
9465             if (page != nil)
9466                 [current addObject:page];
9467         }
9468
9469         [navigation setViewControllers:current];
9470     }
9471
9472     // (Try to) show the startup URL.
9473     if (starturl_ != nil) {
9474         [self openCydiaURL:starturl_ forExternal:NO];
9475         [starturl_ release];
9476         starturl_ = nil;
9477     }
9478 }
9479
9480 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9481     if (item != nil && IsWildcat_) {
9482         [sheet showFromBarButtonItem:item animated:YES];
9483     } else {
9484         [sheet showInView:window_];
9485     }
9486 }
9487
9488 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9489     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9490     [progress setTitle:task];
9491     [progress addProgressEvent:event];
9492 }
9493
9494 - (void) addProgressEventForTask:(NSArray *)data {
9495     CydiaProgressEvent *event([data objectAtIndex:0]);
9496     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9497     [self addProgressEvent:event forTask:task];
9498 }
9499
9500 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9501     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9502 }
9503
9504 @end
9505
9506 /*IMP alloc_;
9507 id Alloc_(id self, SEL selector) {
9508     id object = alloc_(self, selector);
9509     lprintf("[%s]A-%p\n", self->isa->name, object);
9510     return object;
9511 }*/
9512
9513 /*IMP dealloc_;
9514 id Dealloc_(id self, SEL selector) {
9515     id object = dealloc_(self, selector);
9516     lprintf("[%s]D-%p\n", self->isa->name, object);
9517     return object;
9518 }*/
9519
9520 Class $WebDefaultUIKitDelegate;
9521
9522 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9523     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9524         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9525     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9526 }
9527
9528 static NSNumber *shouldPlayKeyboardSounds;
9529
9530 Class $UIHardware;
9531
9532 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9533     switch (sound) {
9534         case 1104: // Keyboard Button Clicked
9535         case 1105: // Keyboard Delete Repeated
9536             if (shouldPlayKeyboardSounds == nil) {
9537                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9538                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9539             }
9540
9541             if (![shouldPlayKeyboardSounds boolValue])
9542                 break;
9543
9544         default:
9545             _UIHardware$_playSystemSound$(self, _cmd, sound);
9546     }
9547 }
9548
9549 Class $UIApplication;
9550
9551 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9552     static BOOL initialized = NO;
9553     static BOOL started = NO;
9554
9555     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9556     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9557
9558     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9559         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9560         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9561         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9562
9563         if (initialized && !enabled) {
9564             initialized = NO;
9565             [bundle performSelector:@selector(_accessibilityStopServer)];
9566         } else if (enabled) {
9567             initialized = YES;
9568             if (!started) {
9569                 started = YES;
9570                 [bundle performSelector:@selector(_accessibilityStartServer)];
9571             }
9572         }
9573     }
9574 }
9575
9576 int main(int argc, char *argv[]) { _pooled
9577     _trace();
9578
9579     UpdateExternalStatus(0);
9580
9581     if (Class $UIDevice = objc_getClass("UIDevice")) {
9582         UIDevice *device([$UIDevice currentDevice]);
9583         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9584     } else
9585         IsWildcat_ = false;
9586
9587     UIScreen *screen([UIScreen mainScreen]);
9588     if ([screen respondsToSelector:@selector(scale)])
9589         ScreenScale_ = [screen scale];
9590     else
9591         ScreenScale_ = 1;
9592
9593     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9594     if (ScreenScale_ > 1)
9595         [parts addObject:@"@2x"];
9596     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9597     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9598
9599     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9600
9601     /* Library Hacks {{{ */
9602     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9603
9604     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9605     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9606     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9607         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9608         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9609     }
9610
9611     $UIHardware = objc_getClass("UIHardware");
9612     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9613     if (UIHardware$_playSystemSound$ != NULL) {
9614         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9615         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9616     }
9617
9618     $UIApplication = objc_getClass("UIApplication");
9619     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9620     if (UIApplication$_updateApplicationAccessibility != NULL) {
9621         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9622         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9623     }
9624     /* }}} */
9625     /* Set Locale {{{ */
9626     Locale_ = CFLocaleCopyCurrent();
9627     Languages_ = [NSLocale preferredLanguages];
9628     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9629     //NSLog(@"%@", [Languages_ description]);
9630
9631     const char *lang;
9632     if (Languages_ == nil || [Languages_ count] == 0)
9633         // XXX: consider just setting to C and then falling through?
9634         lang = NULL;
9635     else {
9636         lang = [[Languages_ objectAtIndex:0] UTF8String];
9637         setenv("LANG", lang, true);
9638     }
9639
9640     //std::setlocale(LC_ALL, lang);
9641     NSLog(@"Setting Language: %s", lang);
9642     /* }}} */
9643
9644     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9645
9646     /* Parse Arguments {{{ */
9647     bool substrate(false);
9648
9649     if (argc != 0) {
9650         char **args(argv);
9651         int arge(1);
9652
9653         for (int argi(1); argi != argc; ++argi)
9654             if (strcmp(argv[argi], "--") == 0) {
9655                 arge = argi;
9656                 argv[argi] = argv[0];
9657                 argv += argi;
9658                 argc -= argi;
9659                 break;
9660             }
9661
9662         for (int argi(1); argi != arge; ++argi)
9663             if (strcmp(args[argi], "--substrate") == 0)
9664                 substrate = true;
9665             else
9666                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9667     }
9668     /* }}} */
9669
9670     App_ = [[NSBundle mainBundle] bundlePath];
9671     Home_ = NSHomeDirectory();
9672     Advanced_ = YES;
9673
9674     setuid(0);
9675     setgid(0);
9676
9677     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9678     alloc_ = alloc->method_imp;
9679     alloc->method_imp = (IMP) &Alloc_;*/
9680
9681     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9682     dealloc_ = dealloc->method_imp;
9683     dealloc->method_imp = (IMP) &Dealloc_;*/
9684
9685     /* System Information {{{ */
9686     size_t size;
9687
9688     int maxproc;
9689     size = sizeof(maxproc);
9690     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9691         perror("sysctlbyname(\"kern.maxproc\", ?)");
9692     else if (maxproc < 64) {
9693         maxproc = 64;
9694         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9695             perror("sysctlbyname(\"kern.maxproc\", #)");
9696     }
9697
9698     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9699     char *osversion = new char[size];
9700     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9701         perror("sysctlbyname(\"kern.osversion\", ?)");
9702     else
9703         System_ = [NSString stringWithUTF8String:osversion];
9704
9705     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9706     char *machine = new char[size];
9707     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9708         perror("sysctlbyname(\"hw.machine\", ?)");
9709     else
9710         Machine_ = machine;
9711
9712     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9713         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9714             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9715                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9716                 CFRelease(serial);
9717             }
9718
9719             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9720                 NSData *data((NSData *) ecid);
9721                 size_t length([data length]);
9722                 uint8_t bytes[length];
9723                 [data getBytes:bytes];
9724                 char string[length * 2 + 1];
9725                 for (size_t i(0); i != length; ++i)
9726                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9727                 ChipID_ = [NSString stringWithUTF8String:string];
9728                 CFRelease(ecid);
9729             }
9730
9731             IOObjectRelease(service);
9732         }
9733     }
9734
9735     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9736
9737     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9738     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9739     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9740
9741     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9742     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9743     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9744
9745     if (mcc != NULL && mnc != NULL)
9746         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9747
9748     if (mnc != NULL)
9749         CFRelease(mnc);
9750     if (mcc != NULL)
9751         CFRelease(mcc);
9752
9753     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9754         Build_ = [system objectForKey:@"ProductBuildVersion"];
9755     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9756         Product_ = [info objectForKey:@"SafariProductVersion"];
9757         Safari_ = [info objectForKey:@"CFBundleVersion"];
9758     }
9759     /* }}} */
9760     /* Load Database {{{ */
9761     _trace();
9762     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9763     _trace();
9764     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9765
9766     if (Metadata_ == NULL)
9767         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9768     else {
9769         Settings_ = [Metadata_ objectForKey:@"Settings"];
9770
9771         Packages_ = [Metadata_ objectForKey:@"Packages"];
9772         Sections_ = [Metadata_ objectForKey:@"Sections"];
9773         Sources_ = [Metadata_ objectForKey:@"Sources"];
9774
9775         Token_ = [Metadata_ objectForKey:@"Token"];
9776     }
9777
9778     if (Settings_ != nil)
9779         Role_ = [Settings_ objectForKey:@"Role"];
9780
9781     if (Sections_ == nil) {
9782         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9783         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9784     }
9785
9786     if (Sources_ == nil) {
9787         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9788         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9789     }
9790     /* }}} */
9791
9792     _trace();
9793     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9794     _trace();
9795
9796     if (Packages_ != nil) {
9797         bool fail(false);
9798         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9799         _trace();
9800
9801         if (!fail) {
9802             [Metadata_ removeObjectForKey:@"Packages"];
9803             Packages_ = nil;
9804             Changed_ = true;
9805         }
9806     }
9807
9808     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9809
9810 #define MobileSubstrate_(name) \
9811     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9812         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9813
9814     MobileSubstrate_(Activator)
9815     MobileSubstrate_(libstatusbar)
9816     MobileSubstrate_(SimulatedKeyEvents)
9817     MobileSubstrate_(WinterBoard)
9818
9819     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9820         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9821
9822     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9823
9824     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9825         unlink("/tmp/.cydia.fw");
9826         goto firmware;
9827     } else if (access("/User", F_OK) != 0 || version < 2) {
9828       firmware:
9829         _trace();
9830         system("/usr/libexec/cydia/firmware.sh");
9831         _trace();
9832     }
9833
9834     _assert([[NSFileManager defaultManager]
9835         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9836         withIntermediateDirectories:YES
9837         attributes:nil
9838         error:NULL
9839     ]);
9840
9841     if (access("/tmp/cydia.chk", F_OK) == 0) {
9842         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9843             _assert(errno == ENOENT);
9844         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9845             _assert(errno == ENOENT);
9846     }
9847
9848     /* APT Initialization {{{ */
9849     _assert(pkgInitConfig(*_config));
9850     _assert(pkgInitSystem(*_config, _system));
9851
9852     if (lang != NULL)
9853         _config->Set("APT::Acquire::Translation", lang);
9854
9855     // XXX: this timeout might be important :(
9856     //_config->Set("Acquire::http::Timeout", 15);
9857
9858     _config->Set("Acquire::http::MaxParallel", 3);
9859     /* }}} */
9860     /* Color Choices {{{ */
9861     space_ = CGColorSpaceCreateDeviceRGB();
9862
9863     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9864     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9865     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9866     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9867     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9868     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9869     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9870     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9871     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9872
9873     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9874     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9875     /* }}}*/
9876     /* UIKit Configuration {{{ */
9877     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9878     if ($GSFontSetUseLegacyFontMetrics != NULL)
9879         $GSFontSetUseLegacyFontMetrics(YES);
9880
9881     // XXX: I have a feeling this was important
9882     //UIKeyboardDisableAutomaticAppearance();
9883     /* }}} */
9884
9885     Colon_ = UCLocalize("COLON_DELIMITED");
9886     Elision_ = UCLocalize("ELISION");
9887     Error_ = UCLocalize("ERROR");
9888     Warning_ = UCLocalize("WARNING");
9889
9890     _trace();
9891     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9892
9893     CGColorSpaceRelease(space_);
9894     CFRelease(Locale_);
9895
9896     return value;
9897 }