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 @implementation WebScriptObject (NSFastEnumeration)
 568
 569 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 570     size_t length([self count] - state->state);
 571     if (length <= 0)
 572         return 0;
 573     else if (length > count)
 574         length = count;
 575     for (size_t i(0); i != length; ++i)
 576         objects[i] = [self objectAtIndex:state->state++];
 577     state->itemsPtr = objects;
 578     state->mutationsPtr = (unsigned long *) self;
 579     return length;
 580 }
 581
 582 @end
 583
 584 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 585     size_t length([self length] - 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 item:state->state++];
 592     state->itemsPtr = objects;
 593     state->mutationsPtr = (unsigned long *) self;
 594     return length;
 595 }
 596
 597 /* Cydia NSString Additions {{{ */
 598 @interface NSString (Cydia)
 599 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 600 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 601 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 602 - (NSComparisonResult) compareByPath:(NSString *)other;
 603 - (NSString *) stringByCachingURLWithCurrentCDN;
 604 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 605 @end
 606
 607 @implementation NSString (Cydia)
 608
 609 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 610     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 611 }
 612
 613 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 614     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 615     memcpy(data, bytes, length);
 616     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 617 }
 618
 619 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 620     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 621 }
 622
 623 - (NSComparisonResult) compareByPath:(NSString *)other {
 624     NSString *prefix = [self commonPrefixWithString:other options:0];
 625     size_t length = [prefix length];
 626
 627     NSRange lrange = NSMakeRange(length, [self length] - length);
 628     NSRange rrange = NSMakeRange(length, [other length] - length);
 629
 630     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 631     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 632
 633     NSComparisonResult value;
 634
 635     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 636         value = NSOrderedSame;
 637     else if (lrange.location == NSNotFound)
 638         value = NSOrderedAscending;
 639     else if (rrange.location == NSNotFound)
 640         value = NSOrderedDescending;
 641     else
 642         value = NSOrderedSame;
 643
 644     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 645         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 646     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 647         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 648
 649     NSComparisonResult result = [lpath compare:rpath];
 650     return result == NSOrderedSame ? value : result;
 651 }
 652
 653 - (NSString *) stringByCachingURLWithCurrentCDN {
 654     return [self
 655         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 656         withString:@"://cache.cydia.saurik.com/"
 657     ];
 658 }
 659
 660 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 661     return [(id)CFURLCreateStringByAddingPercentEscapes(
 662         kCFAllocatorDefault,
 663         (CFStringRef) self,
 664         NULL,
 665         CFSTR(";/?:@&=+$,"),
 666         kCFStringEncodingUTF8
 667     ) autorelease];
 668 }
 669
 670 @end
 671 /* }}} */
 672
 673 /* C++ NSString Wrapper Cache {{{ */
 674 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 675     return size == 0 ? NULL :
 676         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 677         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 678 }
 679
 680 static _finline CFStringRef CYStringCreate(const char *data) {
 681     return CYStringCreate(data, strlen(data));
 682 }
 683
 684 class CYString {
 685   private:
 686     char *data_;
 687     size_t size_;
 688     CFStringRef cache_;
 689
 690     _finline void clear_() {
 691         if (cache_ != NULL) {
 692             CFRelease(cache_);
 693             cache_ = NULL;
 694         }
 695     }
 696
 697   public:
 698     _finline bool empty() const {
 699         return size_ == 0;
 700     }
 701
 702     _finline size_t size() const {
 703         return size_;
 704     }
 705
 706     _finline char *data() const {
 707         return data_;
 708     }
 709
 710     _finline void clear() {
 711         size_ = 0;
 712         clear_();
 713     }
 714
 715     _finline CYString() :
 716         data_(0),
 717         size_(0),
 718         cache_(NULL)
 719     {
 720     }
 721
 722     _finline ~CYString() {
 723         clear_();
 724     }
 725
 726     void operator =(const CYString &rhs) {
 727         data_ = rhs.data_;
 728         size_ = rhs.size_;
 729
 730         if (rhs.cache_ == nil)
 731             cache_ = NULL;
 732         else
 733             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 734     }
 735
 736     void copy(apr_pool_t *pool) {
 737         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 738         memcpy(temp, data_, size_);
 739         temp[size_] = '\0';
 740         data_ = temp;
 741     }
 742
 743     void set(apr_pool_t *pool, const char *data, size_t size) {
 744         if (size == 0)
 745             clear();
 746         else {
 747             clear_();
 748
 749             data_ = const_cast<char *>(data);
 750             size_ = size;
 751
 752             if (pool != NULL)
 753                 copy(pool);
 754         }
 755     }
 756
 757     _finline void set(apr_pool_t *pool, const char *data) {
 758         set(pool, data, data == NULL ? 0 : strlen(data));
 759     }
 760
 761     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 762         set(pool, rhs.data(), rhs.size());
 763     }
 764
 765     bool operator ==(const CYString &rhs) const {
 766         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 767     }
 768
 769     _finline operator CFStringRef() {
 770         if (cache_ == NULL)
 771             cache_ = CYStringCreate(data_, size_);
 772         return cache_;
 773     }
 774
 775     _finline operator id() {
 776         return (NSString *) static_cast<CFStringRef>(*this);
 777     }
 778
 779     _finline operator const char *() {
 780         return reinterpret_cast<const char *>(data_);
 781     }
 782 };
 783 /* }}} */
 784 /* C++ NSString Algorithm Adapters {{{ */
 785 extern "C" {
 786     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 787 }
 788
 789 struct NSStringMapHash :
 790     std::unary_function<NSString *, size_t>
 791 {
 792     _finline size_t operator ()(NSString *value) const {
 793         return CFStringHashNSString((CFStringRef) value);
 794     }
 795 };
 796
 797 struct NSStringMapLess :
 798     std::binary_function<NSString *, NSString *, bool>
 799 {
 800     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 801         return [lhs compare:rhs] == NSOrderedAscending;
 802     }
 803 };
 804
 805 struct NSStringMapEqual :
 806     std::binary_function<NSString *, NSString *, bool>
 807 {
 808     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 809         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 810         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 811         //[lhs isEqualToString:rhs];
 812     }
 813 };
 814 /* }}} */
 815
 816 /* Perl-Compatible RegEx {{{ */
 817 class Pcre {
 818   private:
 819     pcre *code_;
 820     pcre_extra *study_;
 821     int capture_;
 822     int *matches_;
 823     const char *data_;
 824
 825   public:
 826     Pcre(const char *regex) :
 827         study_(NULL)
 828     {
 829         const char *error;
 830         int offset;
 831         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 832
 833         if (code_ == NULL) {
 834             lprintf("%d:%s\n", offset, error);
 835             _assert(false);
 836         }
 837
 838         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 839         matches_ = new int[(capture_ + 1) * 3];
 840     }
 841
 842     ~Pcre() {
 843         pcre_free(code_);
 844         delete matches_;
 845     }
 846
 847     NSString *operator [](size_t match) {
 848         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 849     }
 850
 851     bool operator ()(NSString *data) {
 852         // XXX: length is for characters, not for bytes
 853         return operator ()([data UTF8String], [data length]);
 854     }
 855
 856     bool operator ()(const char *data, size_t size) {
 857         data_ = data;
 858         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 859     }
 860 };
 861 /* }}} */
 862 /* Mime Addresses {{{ */
 863 @interface Address : NSObject {
 864     NSString *name_;
 865     NSString *address_;
 866 }
 867
 868 - (NSString *) name;
 869 - (NSString *) address;
 870
 871 - (void) setAddress:(NSString *)address;
 872
 873 + (Address *) addressWithString:(NSString *)string;
 874 - (Address *) initWithString:(NSString *)string;
 875
 876 @end
 877
 878 @implementation Address
 879
 880 - (void) dealloc {
 881     [name_ release];
 882     if (address_ != nil)
 883         [address_ release];
 884     [super dealloc];
 885 }
 886
 887 - (NSString *) name {
 888     return name_;
 889 }
 890
 891 - (NSString *) address {
 892     return address_;
 893 }
 894
 895 - (void) setAddress:(NSString *)address {
 896     if (address_ != nil)
 897         [address_ autorelease];
 898     if (address == nil)
 899         address_ = nil;
 900     else
 901         address_ = [address retain];
 902 }
 903
 904 + (Address *) addressWithString:(NSString *)string {
 905     return [[[Address alloc] initWithString:string] autorelease];
 906 }
 907
 908 + (NSArray *) _attributeKeys {
 909     return [NSArray arrayWithObjects:
 910         @"address",
 911         @"name",
 912     nil];
 913 }
 914
 915 - (NSArray *) attributeKeys {
 916     return [[self class] _attributeKeys];
 917 }
 918
 919 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 920     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 921 }
 922
 923 - (Address *) initWithString:(NSString *)string {
 924     if ((self = [super init]) != nil) {
 925         const char *data = [string UTF8String];
 926         size_t size = [string length];
 927
 928         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 929
 930         if (address_r(data, size)) {
 931             name_ = [address_r[1] retain];
 932             address_ = [address_r[2] retain];
 933         } else {
 934             name_ = [string retain];
 935             address_ = nil;
 936         }
 937     } return self;
 938 }
 939
 940 @end
 941 /* }}} */
 942 /* CoreGraphics Primitives {{{ */
 943 class CYColor {
 944   private:
 945     CGColorRef color_;
 946
 947     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 948         CGFloat color[] = {red, green, blue, alpha};
 949         return CGColorCreate(space, color);
 950     }
 951
 952   public:
 953     CYColor() :
 954         color_(NULL)
 955     {
 956     }
 957
 958     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 959         color_(Create_(space, red, green, blue, alpha))
 960     {
 961         Set(space, red, green, blue, alpha);
 962     }
 963
 964     void Clear() {
 965         if (color_ != NULL)
 966             CGColorRelease(color_);
 967     }
 968
 969     ~CYColor() {
 970         Clear();
 971     }
 972
 973     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 974         Clear();
 975         color_ = Create_(space, red, green, blue, alpha);
 976     }
 977
 978     operator CGColorRef() {
 979         return color_;
 980     }
 981 };
 982 /* }}} */
 983
 984 /* Random Global Variables {{{ */
 985 static const int PulseInterval_ = 50000;
 986
 987 static const NSString *UI_;
 988
 989 static int Finish_;
 990 static bool RestartSubstrate_;
 991 static NSArray *Finishes_;
 992
 993 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 994 #define NotifyConfig_ "/etc/notify.conf"
 995
 996 static bool Queuing_;
 997
 998 static CYColor Blue_;
 999 static CYColor Blueish_;
1000 static CYColor Black_;
1001 static CYColor Off_;
1002 static CYColor White_;
1003 static CYColor Gray_;
1004 static CYColor Green_;
1005 static CYColor Purple_;
1006 static CYColor Purplish_;
1007
1008 static UIColor *InstallingColor_;
1009 static UIColor *RemovingColor_;
1010
1011 static NSString *App_;
1012 static NSString *Home_;
1013
1014 static BOOL Advanced_;
1015 static BOOL Ignored_;
1016
1017 static UIFont *Font12_;
1018 static UIFont *Font12Bold_;
1019 static UIFont *Font14_;
1020 static UIFont *Font18Bold_;
1021 static UIFont *Font22Bold_;
1022
1023 static const char *Machine_ = NULL;
1024 static NSString *System_ = nil;
1025 static NSString *SerialNumber_ = nil;
1026 static NSString *ChipID_ = nil;
1027 static NSString *Token_ = nil;
1028 static NSString *UniqueID_ = nil;
1029 static NSString *PLMN_ = nil;
1030 static NSString *Build_ = nil;
1031 static NSString *Product_ = nil;
1032 static NSString *Safari_ = nil;
1033
1034 static CFLocaleRef Locale_;
1035 static NSArray *Languages_;
1036 static CGColorSpaceRef space_;
1037
1038 static NSDictionary *SectionMap_;
1039 static NSMutableDictionary *Metadata_;
1040 static _transient NSMutableDictionary *Settings_;
1041 static _transient NSString *Role_;
1042 static _transient NSMutableDictionary *Packages_;
1043 static _transient NSMutableDictionary *Sections_;
1044 static _transient NSMutableDictionary *Sources_;
1045 static bool Changed_;
1046 static time_t now_;
1047
1048 bool IsWildcat_;
1049 static CGFloat ScreenScale_;
1050 /* }}} */
1051
1052 /* Display Helpers {{{ */
1053 inline float Interpolate(float begin, float end, float fraction) {
1054     return (end - begin) * fraction + begin;
1055 }
1056
1057 static _finline const char *StripVersion_(const char *version) {
1058     const char *colon(strchr(version, ':'));
1059     return colon == NULL ? version : colon + 1;
1060 }
1061
1062 NSString *LocalizeSection(NSString *section) {
1063     static Pcre title_r("^(.*?) \\((.*)\\)$");
1064     if (title_r(section)) {
1065         NSString *parent(title_r[1]);
1066         NSString *child(title_r[2]);
1067
1068         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1069             LocalizeSection(parent),
1070             LocalizeSection(child)
1071         ];
1072     }
1073
1074     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1075 }
1076
1077 NSString *Simplify(NSString *title) {
1078     const char *data = [title UTF8String];
1079     size_t size = [title length];
1080
1081     static Pcre square_r("^\\[(.*)\\]$");
1082     if (square_r(data, size))
1083         return Simplify(square_r[1]);
1084
1085     static Pcre paren_r("^\\((.*)\\)$");
1086     if (paren_r(data, size))
1087         return Simplify(paren_r[1]);
1088
1089     static Pcre title_r("^(.*?) \\((.*)\\)$");
1090     if (title_r(data, size))
1091         return Simplify(title_r[1]);
1092
1093     return title;
1094 }
1095 /* }}} */
1096
1097 NSString *GetLastUpdate() {
1098     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1099
1100     if (update == nil)
1101         return UCLocalize("NEVER_OR_UNKNOWN");
1102
1103     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1104     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1105
1106     CFRelease(formatter);
1107
1108     return [(NSString *) formatted autorelease];
1109 }
1110
1111 bool isSectionVisible(NSString *section) {
1112     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1113     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1114     return hidden == nil || ![hidden boolValue];
1115 }
1116
1117 @class Cydia;
1118
1119 /* Delegate Prototypes {{{ */
1120 @class Package;
1121 @class Source;
1122
1123 @interface NSObject (ProgressDelegate)
1124 @end
1125
1126 @protocol ProgressDelegate
1127 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1128 - (void) setProgressTitle:(NSString *)title;
1129 - (void) setProgressPercent:(NSNumber *)percent;
1130 - (void) startProgress;
1131 - (void) addProgressOutput:(NSString *)output;
1132 - (bool) isCancelling:(size_t)received;
1133 @end
1134
1135 @protocol ConfigurationDelegate
1136 - (void) repairWithSelector:(SEL)selector;
1137 - (void) setConfigurationData:(NSString *)data;
1138 @end
1139
1140 @class CYPackageController;
1141
1142 @protocol CydiaDelegate
1143 - (void) retainNetworkActivityIndicator;
1144 - (void) releaseNetworkActivityIndicator;
1145 - (void) clearPackage:(Package *)package;
1146 - (void) installPackage:(Package *)package;
1147 - (void) installPackages:(NSArray *)packages;
1148 - (void) removePackage:(Package *)package;
1149 - (void) beginUpdate;
1150 - (BOOL) updating;
1151 - (void) distUpgrade;
1152 - (void) loadData;
1153 - (void) updateData;
1154 - (void) syncData;
1155 - (void) addTrivialSource:(NSString *)href;
1156 - (void) showSettings;
1157 - (UIProgressHUD *) addProgressHUD;
1158 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1159 - (CYViewController *) pageForPackage:(NSString *)name;
1160 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1161 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1162 @end
1163
1164 static NSObject<CydiaDelegate> *CydiaApp;
1165 /* }}} */
1166
1167 /* Status Delegation {{{ */
1168 class Status :
1169     public pkgAcquireStatus
1170 {
1171   private:
1172     _transient NSObject<ProgressDelegate> *delegate_;
1173
1174   public:
1175     Status() :
1176         delegate_(nil)
1177     {
1178     }
1179
1180     void setDelegate(id delegate) {
1181         delegate_ = delegate;
1182     }
1183
1184     NSObject<ProgressDelegate> *getDelegate() const {
1185         return delegate_;
1186     }
1187
1188     virtual bool MediaChange(std::string media, std::string drive) {
1189         return false;
1190     }
1191
1192     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1193     }
1194
1195     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1196         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1197         [delegate_
1198             performSelectorOnMainThread:@selector(setProgressTitle:)
1199             withObject:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]
1200             waitUntilDone:YES
1201         ];
1202     }
1203
1204     virtual void Done(pkgAcquire::ItemDesc &item) {
1205     }
1206
1207     virtual void Fail(pkgAcquire::ItemDesc &item) {
1208         if (
1209             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1210             item.Owner->Status == pkgAcquire::Item::StatDone
1211         )
1212             return;
1213
1214         std::string &error(item.Owner->ErrorText);
1215         if (error.empty())
1216             return;
1217
1218         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1219         NSArray *fields([description componentsSeparatedByString:@" "]);
1220         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1221
1222         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1223             withObject:[NSArray arrayWithObjects:
1224                 [NSString stringWithUTF8String:error.c_str()],
1225                 source,
1226             nil]
1227             waitUntilDone:YES
1228         ];
1229     }
1230
1231     virtual bool Pulse(pkgAcquire *Owner) {
1232         bool value = pkgAcquireStatus::Pulse(Owner);
1233
1234         float percent(
1235             double(CurrentBytes + CurrentItems) /
1236             double(TotalBytes + TotalItems)
1237         );
1238
1239         [delegate_ setProgressPercent:[NSNumber numberWithFloat:percent]];
1240         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1241     }
1242
1243     virtual void Start() {
1244         [delegate_ startProgress];
1245     }
1246
1247     virtual void Stop() {
1248     }
1249 };
1250 /* }}} */
1251
1252 /* Database Interface {{{ */
1253 typedef std::map< unsigned long, _H<Source> > SourceMap;
1254
1255 @interface Database : NSObject {
1256     NSZone *zone_;
1257     apr_pool_t *pool_;
1258
1259     unsigned era_;
1260
1261     pkgCacheFile cache_;
1262     pkgDepCache::Policy *policy_;
1263     pkgRecords *records_;
1264     pkgProblemResolver *resolver_;
1265     pkgAcquire *fetcher_;
1266     FileFd *lock_;
1267     SPtr<pkgPackageManager> manager_;
1268     pkgSourceList *list_;
1269
1270     SourceMap sourceMap_;
1271     NSMutableArray *sourceList_;
1272
1273     CFMutableArrayRef packages_;
1274
1275     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1276     Status status_;
1277
1278     int cydiafd_;
1279     int statusfd_;
1280     FILE *input_;
1281
1282     std::map<const char *, _H<NSString> > sections_;
1283 }
1284
1285 + (Database *) sharedInstance;
1286 - (unsigned) era;
1287
1288 - (void) _readCydia:(NSNumber *)fd;
1289 - (void) _readStatus:(NSNumber *)fd;
1290 - (void) _readOutput:(NSNumber *)fd;
1291
1292 - (FILE *) input;
1293
1294 - (Package *) packageWithName:(NSString *)name;
1295
1296 - (pkgCacheFile &) cache;
1297 - (pkgDepCache::Policy *) policy;
1298 - (pkgRecords *) records;
1299 - (pkgProblemResolver *) resolver;
1300 - (pkgAcquire &) fetcher;
1301 - (pkgSourceList &) list;
1302 - (NSArray *) packages;
1303 - (NSArray *) sources;
1304 - (Source *) sourceWithKey:(NSString *)key;
1305 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1306
1307 - (void) configure;
1308 - (bool) prepare;
1309 - (void) perform;
1310 - (bool) upgrade;
1311 - (void) update;
1312
1313 - (void) updateWithStatus:(Status &)status;
1314
1315 - (void) setDelegate:(id)delegate;
1316 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1317
1318 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1319
1320 @end
1321 /* }}} */
1322 /* Delegate Helpers {{{ */
1323 @implementation NSObject (ProgressDelegate)
1324
1325 - (void) _setProgressErrorPackage:(NSArray *)args {
1326     [self performSelector:@selector(setProgressError:forPackage:)
1327         withObject:[args objectAtIndex:0]
1328         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1329     ];
1330 }
1331
1332 - (void) _setProgressErrorTitle:(NSArray *)args {
1333     [self performSelector:@selector(setProgressError:withTitle:)
1334         withObject:[args objectAtIndex:0]
1335         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1336     ];
1337 }
1338
1339 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1340     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1341         withObject:[NSArray arrayWithObjects:error, title, nil]
1342         waitUntilDone:YES
1343     ];
1344 }
1345
1346 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1347     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1348
1349     [self performSelector:@selector(setProgressError:withTitle:)
1350         withObject:error
1351         withObject:(package == nil ? id : [package name])
1352     ];
1353 }
1354
1355 @end
1356 /* }}} */
1357
1358 // Cytore Definitions {{{
1359 struct PackageValue :
1360     Cytore::Block
1361 {
1362     Cytore::Offset<PackageValue> next_;
1363
1364     uint32_t index_ : 23;
1365     uint32_t subscribed_ : 1;
1366     uint32_t : 8;
1367
1368     int32_t first_;
1369     int32_t last_;
1370
1371     uint16_t vhash_;
1372     uint16_t nhash_;
1373
1374     char version_[8];
1375     char name_[];
1376 };
1377
1378 struct MetaValue :
1379     Cytore::Block
1380 {
1381     uint32_t active_;
1382     Cytore::Offset<PackageValue> packages_[1 << 16];
1383 };
1384
1385 static Cytore::File<MetaValue> MetaFile_;
1386 // }}}
1387 // Cytore Helper Functions {{{
1388 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1389     SplitHash nhash = { hashlittle(name, length) };
1390
1391     PackageValue *metadata;
1392
1393     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1394     offset: if (offset->IsNull()) {
1395         *offset = MetaFile_.New<PackageValue>(length + 1);
1396         metadata = &MetaFile_.Get(*offset);
1397
1398         if (metadata == NULL) {
1399             if (fail != NULL)
1400                 *fail = true;
1401
1402             metadata = new PackageValue();
1403             memset(metadata, 0, sizeof(*metadata));
1404         }
1405
1406         memcpy(metadata->name_, name, length + 1);
1407         metadata->nhash_ = nhash.u16[1];
1408     } else {
1409         metadata = &MetaFile_.Get(*offset);
1410
1411         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1412             offset = &metadata->next_;
1413             goto offset;
1414         }
1415     }
1416
1417     return metadata;
1418 }
1419
1420 static void PackageImport(const void *key, const void *value, void *context) {
1421     bool &fail(*reinterpret_cast<bool *>(context));
1422
1423     char buffer[1024];
1424     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1425         NSLog(@"failed to import package %@", key);
1426         return;
1427     }
1428
1429     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1430     NSDictionary *package((NSDictionary *) value);
1431
1432     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1433         if ([subscribed boolValue] && !metadata->subscribed_)
1434             metadata->subscribed_ = true;
1435
1436     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1437         time_t time([date timeIntervalSince1970]);
1438         if (metadata->first_ > time || metadata->first_ == 0)
1439             metadata->first_ = time;
1440     }
1441
1442     NSDate *date([package objectForKey:@"LastSeen"]);
1443     NSString *version([package objectForKey:@"LastVersion"]);
1444
1445     if (date != nil && version != nil) {
1446         time_t time([date timeIntervalSince1970]);
1447         if (metadata->last_ < time || metadata->last_ == 0)
1448             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1449                 size_t length(strlen(buffer));
1450                 uint16_t vhash(hashlittle(buffer, length));
1451
1452                 size_t capped(std::min<size_t>(8, length));
1453                 char *latest(buffer + length - capped);
1454
1455                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1456                 metadata->vhash_ = vhash;
1457
1458                 metadata->last_ = time;
1459             }
1460     }
1461 }
1462 // }}}
1463
1464 /* Source Class {{{ */
1465 @interface Source : NSObject {
1466     CYString depiction_;
1467     CYString description_;
1468     CYString label_;
1469     CYString origin_;
1470     CYString support_;
1471
1472     CYString uri_;
1473     CYString distribution_;
1474     CYString type_;
1475     CYString version_;
1476
1477     NSString *host_;
1478     NSString *authority_;
1479
1480     CYString defaultIcon_;
1481
1482     NSDictionary *record_;
1483     BOOL trusted_;
1484 }
1485
1486 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1487
1488 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1489
1490 - (NSString *) depictionForPackage:(NSString *)package;
1491 - (NSString *) supportForPackage:(NSString *)package;
1492
1493 - (NSDictionary *) record;
1494 - (BOOL) trusted;
1495
1496 - (NSString *) uri;
1497 - (NSString *) distribution;
1498 - (NSString *) type;
1499 - (NSString *) key;
1500 - (NSString *) host;
1501
1502 - (NSString *) name;
1503 - (NSString *) description;
1504 - (NSString *) label;
1505 - (NSString *) origin;
1506 - (NSString *) version;
1507
1508 - (NSString *) defaultIcon;
1509
1510 @end
1511
1512 @implementation Source
1513
1514 - (void) _clear {
1515     uri_.clear();
1516     distribution_.clear();
1517     type_.clear();
1518
1519     description_.clear();
1520     label_.clear();
1521     origin_.clear();
1522     depiction_.clear();
1523     support_.clear();
1524     version_.clear();
1525     defaultIcon_.clear();
1526
1527     if (record_ != nil) {
1528         [record_ release];
1529         record_ = nil;
1530     }
1531
1532     if (host_ != nil) {
1533         [host_ release];
1534         host_ = nil;
1535     }
1536
1537     if (authority_ != nil) {
1538         [authority_ release];
1539         authority_ = nil;
1540     }
1541 }
1542
1543 - (void) dealloc {
1544     // XXX: this is a very inefficient way to call these deconstructors
1545     [self _clear];
1546     [super dealloc];
1547 }
1548
1549 + (NSArray *) _attributeKeys {
1550     return [NSArray arrayWithObjects:
1551         @"description",
1552         @"distribution",
1553         @"host",
1554         @"key",
1555         @"label",
1556         @"name",
1557         @"origin",
1558         @"trusted",
1559         @"type",
1560         @"uri",
1561         @"version",
1562     nil];
1563 }
1564
1565 - (NSArray *) attributeKeys {
1566     return [[self class] _attributeKeys];
1567 }
1568
1569 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1570     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1571 }
1572
1573 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1574     [self _clear];
1575
1576     trusted_ = index->IsTrusted();
1577
1578     uri_.set(pool, index->GetURI());
1579     distribution_.set(pool, index->GetDist());
1580     type_.set(pool, index->GetType());
1581
1582     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1583     if (dindex != NULL) {
1584         FileFd fd;
1585         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1586             _error->Discard();
1587         else {
1588             pkgTagFile tags(&fd);
1589
1590             pkgTagSection section;
1591             tags.Step(section);
1592
1593             struct {
1594                 const char *name_;
1595                 CYString *value_;
1596             } names[] = {
1597                 {"default-icon", &defaultIcon_},
1598                 {"depiction", &depiction_},
1599                 {"description", &description_},
1600                 {"label", &label_},
1601                 {"origin", &origin_},
1602                 {"support", &support_},
1603                 {"version", &version_},
1604             };
1605
1606             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1607                 const char *start, *end;
1608
1609                 if (section.Find(names[i].name_, start, end)) {
1610                     CYString &value(*names[i].value_);
1611                     value.set(pool, start, end - start);
1612                 }
1613             }
1614         }
1615     }
1616
1617     record_ = [Sources_ objectForKey:[self key]];
1618     if (record_ != nil)
1619         record_ = [record_ retain];
1620
1621     NSURL *url([NSURL URLWithString:uri_]);
1622
1623     host_ = [url host];
1624     if (host_ != nil)
1625         host_ = [[host_ lowercaseString] retain];
1626
1627     if (host_ != nil)
1628         authority_ = host_;
1629     else
1630         authority_ = [url path];
1631
1632     if (authority_ != nil)
1633         authority_ = [authority_ retain];
1634 }
1635
1636 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1637     if ((self = [super init]) != nil) {
1638         [self setMetaIndex:index inPool:pool];
1639     } return self;
1640 }
1641
1642 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1643     NSDictionary *lhr = [self record];
1644     NSDictionary *rhr = [source record];
1645
1646     if (lhr != rhr)
1647         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1648
1649     NSString *lhs = [self name];
1650     NSString *rhs = [source name];
1651
1652     if ([lhs length] != 0 && [rhs length] != 0) {
1653         unichar lhc = [lhs characterAtIndex:0];
1654         unichar rhc = [rhs characterAtIndex:0];
1655
1656         if (isalpha(lhc) && !isalpha(rhc))
1657             return NSOrderedAscending;
1658         else if (!isalpha(lhc) && isalpha(rhc))
1659             return NSOrderedDescending;
1660     }
1661
1662     return [lhs compare:rhs options:LaxCompareOptions_];
1663 }
1664
1665 - (NSString *) depictionForPackage:(NSString *)package {
1666     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1667 }
1668
1669 - (NSString *) supportForPackage:(NSString *)package {
1670     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1671 }
1672
1673 - (NSDictionary *) record {
1674     return record_;
1675 }
1676
1677 - (BOOL) trusted {
1678     return trusted_;
1679 }
1680
1681 - (NSString *) uri {
1682     return uri_;
1683 }
1684
1685 - (NSString *) distribution {
1686     return distribution_;
1687 }
1688
1689 - (NSString *) type {
1690     return type_;
1691 }
1692
1693 - (NSString *) key {
1694     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1695 }
1696
1697 - (NSString *) host {
1698     return host_;
1699 }
1700
1701 - (NSString *) name {
1702     return origin_.empty() ? authority_ : origin_;
1703 }
1704
1705 - (NSString *) description {
1706     return description_;
1707 }
1708
1709 - (NSString *) label {
1710     return label_.empty() ? authority_ : label_;
1711 }
1712
1713 - (NSString *) origin {
1714     return origin_;
1715 }
1716
1717 - (NSString *) version {
1718     return version_;
1719 }
1720
1721 - (NSString *) defaultIcon {
1722     return defaultIcon_;
1723 }
1724
1725 @end
1726 /* }}} */
1727 /* CydiaOperation Class {{{ */
1728 @interface CydiaOperation : NSObject {
1729     NSString *operator_;
1730     NSString *value_;
1731 }
1732
1733 - (NSString *) operator;
1734 - (NSString *) value;
1735
1736 @end
1737
1738 @implementation CydiaOperation
1739
1740 - (void) dealloc {
1741     [operator_ release];
1742     [value_ release];
1743     [super dealloc];
1744 }
1745
1746 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1747     if ((self = [super init]) != nil) {
1748         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1749         value_ = [[NSString alloc] initWithUTF8String:value];
1750     } return self;
1751 }
1752
1753 + (NSArray *) _attributeKeys {
1754     return [NSArray arrayWithObjects:
1755         @"operator",
1756         @"value",
1757     nil];
1758 }
1759
1760 - (NSArray *) attributeKeys {
1761     return [[self class] _attributeKeys];
1762 }
1763
1764 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1765     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1766 }
1767
1768 - (NSString *) operator {
1769     return operator_;
1770 }
1771
1772 - (NSString *) value {
1773     return value_;
1774 }
1775
1776 @end
1777 /* }}} */
1778 /* CydiaClause Class {{{ */
1779 @interface CydiaClause : NSObject {
1780     NSString *package_;
1781     CydiaOperation *version_;
1782 }
1783
1784 - (NSString *) package;
1785 - (CydiaOperation *) version;
1786
1787 @end
1788
1789 @implementation CydiaClause
1790
1791 - (void) dealloc {
1792     [package_ release];
1793     [version_ release];
1794     [super dealloc];
1795 }
1796
1797 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1798     if ((self = [super init]) != nil) {
1799         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1800
1801         if (const char *version = dep.TargetVer())
1802             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1803         else
1804             version_ = [[NSNull null] retain];
1805     } return self;
1806 }
1807
1808 + (NSArray *) _attributeKeys {
1809     return [NSArray arrayWithObjects:
1810         @"package",
1811         @"version",
1812     nil];
1813 }
1814
1815 - (NSArray *) attributeKeys {
1816     return [[self class] _attributeKeys];
1817 }
1818
1819 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1820     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1821 }
1822
1823 - (NSString *) package {
1824     return package_;
1825 }
1826
1827 - (CydiaOperation *) version {
1828     return version_;
1829 }
1830
1831 @end
1832 /* }}} */
1833 /* CydiaRelation Class {{{ */
1834 @interface CydiaRelation : NSObject {
1835     NSString *relationship_;
1836     NSMutableArray *clauses_;
1837 }
1838
1839 - (NSString *) relationship;
1840 - (NSArray *) clauses;
1841
1842 @end
1843
1844 @implementation CydiaRelation
1845
1846 - (void) dealloc {
1847     [relationship_ release];
1848     [clauses_ release];
1849     [super dealloc];
1850 }
1851
1852 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1853     if ((self = [super init]) != nil) {
1854         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1855         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1856
1857         pkgCache::DepIterator start;
1858         pkgCache::DepIterator end;
1859         dep.GlobOr(start, end); // ++dep
1860
1861         _forever {
1862             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1863
1864             // yes, seriously. (wtf?)
1865             if (start == end)
1866                 break;
1867             ++start;
1868         }
1869     } return self;
1870 }
1871
1872 + (NSArray *) _attributeKeys {
1873     return [NSArray arrayWithObjects:
1874         @"clauses",
1875         @"relationship",
1876     nil];
1877 }
1878
1879 - (NSArray *) attributeKeys {
1880     return [[self class] _attributeKeys];
1881 }
1882
1883 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1884     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1885 }
1886
1887 - (NSString *) relationship {
1888     return relationship_;
1889 }
1890
1891 - (NSArray *) clauses {
1892     return clauses_;
1893 }
1894
1895 - (void) addClause:(CydiaClause *)clause {
1896     [clauses_ addObject:clause];
1897 }
1898
1899 @end
1900 /* }}} */
1901 /* Package Class {{{ */
1902 struct ParsedPackage {
1903     CYString tagline_;
1904
1905     CYString icon_;
1906
1907     CYString depiction_;
1908     CYString homepage_;
1909
1910     CYString sponsor_;
1911     CYString author_;
1912
1913     CYString bugs_;
1914     CYString support_;
1915 };
1916
1917 @interface Package : NSObject {
1918     uint32_t era_ : 26;
1919     uint32_t role_ : 3;
1920     uint32_t essential_ : 1;
1921     uint32_t obsolete_ : 1;
1922     uint32_t ignored_ : 1;
1923
1924     apr_pool_t *pool_;
1925
1926     _transient Database *database_;
1927
1928     pkgCache::VerIterator version_;
1929     pkgCache::PkgIterator iterator_;
1930     pkgCache::VerFileIterator file_;
1931
1932     CYString id_;
1933     CYString name_;
1934
1935     CYString latest_;
1936     CYString installed_;
1937
1938     const char *section_;
1939     _transient NSString *section$_;
1940
1941     Source *source_;
1942
1943     PackageValue *metadata_;
1944     ParsedPackage *parsed_;
1945
1946     NSMutableArray *tags_;
1947 }
1948
1949 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1950 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1951
1952 - (pkgCache::PkgIterator) iterator;
1953 - (void) parse;
1954
1955 - (NSString *) section;
1956 - (NSString *) simpleSection;
1957
1958 - (NSString *) longSection;
1959 - (NSString *) shortSection;
1960
1961 - (NSString *) uri;
1962
1963 - (Address *) maintainer;
1964 - (size_t) size;
1965 - (NSString *) longDescription;
1966 - (NSString *) shortDescription;
1967 - (unichar) index;
1968
1969 - (PackageValue *) metadata;
1970 - (time_t) seen;
1971
1972 - (bool) subscribed;
1973 - (bool) setSubscribed:(bool)subscribed;
1974
1975 - (BOOL) ignored;
1976
1977 - (NSString *) latest;
1978 - (NSString *) installed;
1979 - (BOOL) uninstalled;
1980
1981 - (BOOL) valid;
1982 - (BOOL) upgradableAndEssential:(BOOL)essential;
1983 - (BOOL) essential;
1984 - (BOOL) broken;
1985 - (BOOL) unfiltered;
1986 - (BOOL) visible;
1987
1988 - (BOOL) half;
1989 - (BOOL) halfConfigured;
1990 - (BOOL) halfInstalled;
1991 - (BOOL) hasMode;
1992 - (NSString *) mode;
1993
1994 - (NSString *) id;
1995 - (NSString *) name;
1996 - (UIImage *) icon;
1997 - (NSString *) homepage;
1998 - (NSString *) depiction;
1999 - (Address *) author;
2000
2001 - (NSString *) support;
2002
2003 - (NSArray *) files;
2004 - (NSArray *) warnings;
2005 - (NSArray *) applications;
2006
2007 - (Source *) source;
2008
2009 - (BOOL) matches:(NSString *)text;
2010
2011 - (bool) hasSupportingRole;
2012 - (BOOL) hasTag:(NSString *)tag;
2013 - (NSString *) primaryPurpose;
2014 - (NSArray *) purposes;
2015 - (bool) isCommercial;
2016
2017 - (void) setIndex:(size_t)index;
2018
2019 - (CYString &) cyname;
2020
2021 - (uint32_t) compareBySection:(NSArray *)sections;
2022
2023 - (void) install;
2024 - (void) remove;
2025
2026 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2027 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2028 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2029 - (bool) isVisibleInSection:(NSString *)section;
2030 - (bool) isVisibleInSource:(Source *)source;
2031
2032 @end
2033
2034 uint32_t PackageChangesRadix(Package *self, void *) {
2035     union {
2036         uint32_t key;
2037
2038         struct {
2039             uint32_t timestamp : 30;
2040             uint32_t ignored : 1;
2041             uint32_t upgradable : 1;
2042         } bits;
2043     } value;
2044
2045     bool upgradable([self upgradableAndEssential:YES]);
2046     value.bits.upgradable = upgradable ? 1 : 0;
2047
2048     if (upgradable) {
2049         value.bits.timestamp = 0;
2050         value.bits.ignored = [self ignored] ? 0 : 1;
2051         value.bits.upgradable = 1;
2052     } else {
2053         value.bits.timestamp = [self seen] >> 2;
2054         value.bits.ignored = 0;
2055         value.bits.upgradable = 0;
2056     }
2057
2058     return _not(uint32_t) - value.key;
2059 }
2060
2061 uint32_t PackagePrefixRadix(Package *self, void *context) {
2062     size_t offset(reinterpret_cast<size_t>(context));
2063     CYString &name([self cyname]);
2064
2065     size_t size(name.size());
2066     if (size == 0)
2067         return 0;
2068     char *text(name.data());
2069
2070     size_t zeros;
2071     if (!isdigit(text[0]))
2072         zeros = 0;
2073     else {
2074         size_t digits(1);
2075         while (size != digits && isdigit(text[digits]))
2076             if (++digits == 4)
2077                 break;
2078         zeros = 4 - digits;
2079     }
2080
2081     uint8_t data[4];
2082
2083     if (offset == 0 && zeros != 0) {
2084         memset(data, '0', zeros);
2085         memcpy(data + zeros, text, 4 - zeros);
2086     } else {
2087         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2088         if (size <= offset - zeros)
2089             return 0;
2090
2091         text += offset - zeros;
2092         size -= offset - zeros;
2093
2094         if (size >= 4)
2095             memcpy(data, text, 4);
2096         else {
2097             memcpy(data, text, size);
2098             memset(data + size, 0, 4 - size);
2099         }
2100
2101         for (size_t i(0); i != 4; ++i)
2102             if (isalpha(data[i]))
2103                 data[i] |= 0x20;
2104     }
2105
2106     if (offset == 0)
2107         if (data[0] == '@')
2108             data[0] = 0x7f;
2109         else
2110             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2111
2112     /* XXX: ntohl may be more honest */
2113     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2114 }
2115
2116 CYString &(*PackageName)(Package *self, SEL sel);
2117
2118 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2119     _profile(PackageNameCompare)
2120         CYString &lhi(PackageName(lhs, @selector(cyname)));
2121         CYString &rhi(PackageName(rhs, @selector(cyname)));
2122         CFStringRef lhn(lhi), rhn(rhi);
2123
2124         if (lhn == NULL)
2125             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2126         else if (rhn == NULL)
2127             return NSOrderedDescending;
2128
2129         _profile(PackageNameCompare$NumbersLast)
2130             if (!lhi.empty() && !rhi.empty()) {
2131                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2132                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2133                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2134                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2135                     return lha ? NSOrderedAscending : NSOrderedDescending;
2136             }
2137         _end
2138
2139         CFIndex length = CFStringGetLength(lhn);
2140
2141         _profile(PackageNameCompare$Compare)
2142             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2143         _end
2144     _end
2145 }
2146
2147 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2148     return PackageNameCompare(*lhs, *rhs, context);
2149 }
2150
2151 struct PackageNameOrdering :
2152     std::binary_function<Package *, Package *, bool>
2153 {
2154     _finline bool operator ()(Package *lhs, Package *rhs) const {
2155         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2156     }
2157 };
2158
2159 @implementation Package
2160
2161 - (NSString *) description {
2162     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2163 }
2164
2165 - (void) dealloc {
2166     if (parsed_ != NULL)
2167         delete parsed_;
2168     if (source_ != nil)
2169         [source_ release];
2170     if (tags_ != nil)
2171         [tags_ release];
2172     [super dealloc];
2173 }
2174
2175 + (NSString *) webScriptNameForSelector:(SEL)selector {
2176     if (false);
2177     else if (selector == @selector(clear))
2178         return @"clear";
2179     else if (selector == @selector(getField:))
2180         return @"getField";
2181     else if (selector == @selector(hasTag:))
2182         return @"hasTag";
2183     else if (selector == @selector(install))
2184         return @"install";
2185     else if (selector == @selector(remove))
2186         return @"remove";
2187     else
2188         return nil;
2189 }
2190
2191 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2192     return [self webScriptNameForSelector:selector] == nil;
2193 }
2194
2195 + (NSArray *) _attributeKeys {
2196     return [NSArray arrayWithObjects:
2197         @"applications",
2198         @"author",
2199         @"depiction",
2200         @"essential",
2201         @"homepage",
2202         @"icon",
2203         @"id",
2204         @"installed",
2205         @"latest",
2206         @"longDescription",
2207         @"longSection",
2208         @"maintainer",
2209         @"mode",
2210         @"name",
2211         @"purposes",
2212         @"relations",
2213         @"section",
2214         @"shortDescription",
2215         @"shortSection",
2216         @"simpleSection",
2217         @"size",
2218         @"source",
2219         @"sponsor",
2220         @"support",
2221         @"warnings",
2222     nil];
2223 }
2224
2225 - (NSArray *) attributeKeys {
2226     return [[self class] _attributeKeys];
2227 }
2228
2229 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2230     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2231 }
2232
2233 - (NSArray *) relations {
2234 @synchronized (database_) {
2235     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2236     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2237         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2238     return relations;
2239 } }
2240
2241 - (NSString *) getField:(NSString *)name {
2242 @synchronized (database_) {
2243     if ([database_ era] != era_ || file_.end())
2244         return nil;
2245
2246     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2247
2248     const char *start, *end;
2249     if (!parser.Find([name UTF8String], start, end))
2250         return (NSString *) [NSNull null];
2251
2252     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2253 } }
2254
2255 - (void) parse {
2256     if (parsed_ != NULL)
2257         return;
2258 @synchronized (database_) {
2259     if ([database_ era] != era_ || file_.end())
2260         return;
2261
2262     ParsedPackage *parsed(new ParsedPackage);
2263     parsed_ = parsed;
2264
2265     _profile(Package$parse)
2266         pkgRecords::Parser *parser;
2267
2268         _profile(Package$parse$Lookup)
2269             parser = &[database_ records]->Lookup(file_);
2270         _end
2271
2272         CYString website;
2273
2274         _profile(Package$parse$Find)
2275             struct {
2276                 const char *name_;
2277                 CYString *value_;
2278             } names[] = {
2279                 {"icon", &parsed->icon_},
2280                 {"depiction", &parsed->depiction_},
2281                 {"homepage", &parsed->homepage_},
2282                 {"website", &website},
2283                 {"bugs", &parsed->bugs_},
2284                 {"support", &parsed->support_},
2285                 {"sponsor", &parsed->sponsor_},
2286                 {"author", &parsed->author_},
2287             };
2288
2289             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2290                 const char *start, *end;
2291
2292                 if (parser->Find(names[i].name_, start, end)) {
2293                     CYString &value(*names[i].value_);
2294                     _profile(Package$parse$Value)
2295                         value.set(pool_, start, end - start);
2296                     _end
2297                 }
2298             }
2299         _end
2300
2301         _profile(Package$parse$Tagline)
2302             const char *start, *end;
2303             if (parser->ShortDesc(start, end)) {
2304                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2305                 if (stop == NULL)
2306                     stop = end;
2307                 while (stop != start && stop[-1] == '\r')
2308                     --stop;
2309                 parsed->tagline_.set(pool_, start, stop - start);
2310             }
2311         _end
2312
2313         _profile(Package$parse$Retain)
2314             if (parsed->homepage_.empty())
2315                 parsed->homepage_ = website;
2316             if (parsed->homepage_ == parsed->depiction_)
2317                 parsed->homepage_.clear();
2318         _end
2319     _end
2320 } }
2321
2322 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2323     if ((self = [super init]) != nil) {
2324     _profile(Package$initWithVersion)
2325         pool_ = pool;
2326
2327         database_ = database;
2328         era_ = [database era];
2329
2330         version_ = version;
2331
2332         pkgCache::PkgIterator iterator(version.ParentPkg());
2333         iterator_ = iterator;
2334
2335         _profile(Package$initWithVersion$Version)
2336             if (!version_.end())
2337                 file_ = version_.FileList();
2338             else {
2339                 pkgCache &cache([database_ cache]);
2340                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2341             }
2342         _end
2343
2344         _profile(Package$initWithVersion$Cache)
2345             name_.set(NULL, iterator.Display());
2346
2347             latest_.set(NULL, StripVersion_(version_.VerStr()));
2348
2349             pkgCache::VerIterator current(iterator.CurrentVer());
2350             if (!current.end())
2351                 installed_.set(NULL, StripVersion_(current.VerStr()));
2352         _end
2353
2354         _profile(Package$initWithVersion$Tags)
2355             pkgCache::TagIterator tag(iterator.TagList());
2356             if (!tag.end()) {
2357                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2358                 do {
2359                     const char *name(tag.Name());
2360                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2361
2362                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2363                         if (strcmp(name + 6, "enduser") == 0)
2364                             role_ = 1;
2365                         else if (strcmp(name + 6, "hacker") == 0)
2366                             role_ = 2;
2367                         else if (strcmp(name + 6, "developer") == 0)
2368                             role_ = 3;
2369                         else if (strcmp(name + 6, "cydia") == 0)
2370                             role_ = 7;
2371                         else
2372                             role_ = 4;
2373                     }
2374
2375                     if (strncmp(name, "cydia::", 7) == 0) {
2376                         if (strcmp(name + 7, "essential") == 0)
2377                             essential_ = true;
2378                         else if (strcmp(name + 7, "obsolete") == 0)
2379                             obsolete_ = true;
2380                     }
2381
2382                     ++tag;
2383                 } while (!tag.end());
2384             }
2385         _end
2386
2387         _profile(Package$initWithVersion$Metadata)
2388             const char *mixed(iterator.Name());
2389             size_t size(strlen(mixed));
2390             char lower[size + 1];
2391
2392             for (size_t i(0); i != size; ++i)
2393                 lower[i] = mixed[i] | 0x20;
2394             lower[size] = '\0';
2395
2396             PackageValue *metadata(PackageFind(lower, size));
2397             metadata_ = metadata;
2398
2399             id_.set(NULL, metadata->name_, size);
2400
2401             const char *latest(version_.VerStr());
2402             size_t length(strlen(latest));
2403
2404             uint16_t vhash(hashlittle(latest, length));
2405
2406             size_t capped(std::min<size_t>(8, length));
2407             latest = latest + length - capped;
2408
2409             if (metadata->first_ == 0)
2410                 metadata->first_ = now_;
2411
2412             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2413                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2414                 metadata->vhash_ = vhash;
2415                 metadata->last_ = now_;
2416             } else if (metadata->last_ == 0)
2417                 metadata->last_ = metadata->first_;
2418         _end
2419
2420         _profile(Package$initWithVersion$Section)
2421             section_ = iterator.Section();
2422         _end
2423
2424         _profile(Package$initWithVersion$Flags)
2425             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2426             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2427         _end
2428     _end } return self;
2429 }
2430
2431 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2432     pkgCache::VerIterator version;
2433
2434     _profile(Package$packageWithIterator$GetCandidateVer)
2435         version = [database policy]->GetCandidateVer(iterator);
2436     _end
2437
2438     if (version.end())
2439         return nil;
2440
2441     Package *package;
2442
2443     _profile(Package$packageWithIterator$Allocate)
2444         package = [Package allocWithZone:zone];
2445     _end
2446
2447     _profile(Package$packageWithIterator$Initialize)
2448         package = [package
2449             initWithVersion:version
2450             withZone:zone
2451             inPool:pool
2452             database:database
2453         ];
2454     _end
2455
2456     _profile(Package$packageWithIterator$Autorelease)
2457         package = [package autorelease];
2458     _end
2459
2460     return package;
2461 }
2462
2463 - (pkgCache::PkgIterator) iterator {
2464     return iterator_;
2465 }
2466
2467 - (NSString *) section {
2468     if (section$_ == nil) {
2469         if (section_ == NULL)
2470             return nil;
2471
2472         _profile(Package$section$mappedSectionForPointer)
2473             section$_ = [database_ mappedSectionForPointer:section_];
2474         _end
2475     } return section$_;
2476 }
2477
2478 - (NSString *) simpleSection {
2479     if (NSString *section = [self section])
2480         return Simplify(section);
2481     else
2482         return nil;
2483 }
2484
2485 - (NSString *) longSection {
2486     return LocalizeSection([self section]);
2487 }
2488
2489 - (NSString *) shortSection {
2490     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2491 }
2492
2493 - (NSString *) uri {
2494     return nil;
2495 #if 0
2496     pkgIndexFile *index;
2497     pkgCache::PkgFileIterator file(file_.File());
2498     if (![database_ list].FindIndex(file, index))
2499         return nil;
2500     return [NSString stringWithUTF8String:iterator_->Path];
2501     //return [NSString stringWithUTF8String:file.Site()];
2502     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2503 #endif
2504 }
2505
2506 - (Address *) maintainer {
2507 @synchronized (database_) {
2508     if ([database_ era] != era_ || file_.end())
2509         return nil;
2510
2511     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2512     const std::string &maintainer(parser->Maintainer());
2513     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2514 } }
2515
2516 - (size_t) size {
2517 @synchronized (database_) {
2518     if ([database_ era] != era_ || version_.end())
2519         return 0;
2520
2521     return version_->InstalledSize;
2522 } }
2523
2524 - (NSString *) longDescription {
2525 @synchronized (database_) {
2526     if ([database_ era] != era_ || file_.end())
2527         return nil;
2528
2529     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2530     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2531
2532     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2533     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2534     if ([lines count] < 2)
2535         return nil;
2536
2537     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2538     for (size_t i(1), e([lines count]); i != e; ++i) {
2539         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2540         [trimmed addObject:trim];
2541     }
2542
2543     return [trimmed componentsJoinedByString:@"\n"];
2544 } }
2545
2546 - (NSString *) shortDescription {
2547     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2548 }
2549
2550 - (unichar) index {
2551     _profile(Package$index)
2552         CFStringRef name((CFStringRef) [self name]);
2553         if (CFStringGetLength(name) == 0)
2554             return '#';
2555         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2556         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2557             return '#';
2558         return toupper(character);
2559     _end
2560 }
2561
2562 - (PackageValue *) metadata {
2563     return metadata_;
2564 }
2565
2566 - (time_t) seen {
2567     PackageValue *metadata([self metadata]);
2568     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2569 }
2570
2571 - (bool) subscribed {
2572     return [self metadata]->subscribed_;
2573 }
2574
2575 - (bool) setSubscribed:(bool)subscribed {
2576     PackageValue *metadata([self metadata]);
2577     if (metadata->subscribed_ == subscribed)
2578         return false;
2579     metadata->subscribed_ = subscribed;
2580     return true;
2581 }
2582
2583 - (BOOL) ignored {
2584     return ignored_;
2585 }
2586
2587 - (NSString *) latest {
2588     return latest_;
2589 }
2590
2591 - (NSString *) installed {
2592     return installed_;
2593 }
2594
2595 - (BOOL) uninstalled {
2596     return installed_.empty();
2597 }
2598
2599 - (BOOL) valid {
2600     return !version_.end();
2601 }
2602
2603 - (BOOL) upgradableAndEssential:(BOOL)essential {
2604     _profile(Package$upgradableAndEssential)
2605         pkgCache::VerIterator current(iterator_.CurrentVer());
2606         if (current.end())
2607             return essential && essential_;
2608         else
2609             return !version_.end() && version_ != current;
2610     _end
2611 }
2612
2613 - (BOOL) essential {
2614     return essential_;
2615 }
2616
2617 - (BOOL) broken {
2618     return [database_ cache][iterator_].InstBroken();
2619 }
2620
2621 - (BOOL) unfiltered {
2622     _profile(Package$unfiltered$obsolete)
2623         if (_unlikely(obsolete_))
2624             return false;
2625     _end
2626
2627     _profile(Package$unfiltered$hasSupportingRole)
2628         if (_unlikely(![self hasSupportingRole]))
2629             return false;
2630     _end
2631
2632     return true;
2633 }
2634
2635 - (BOOL) visible {
2636     if (![self unfiltered])
2637         return false;
2638
2639     NSString *section;
2640
2641     _profile(Package$visible$section)
2642         section = [self section];
2643     _end
2644
2645     _profile(Package$visible$isSectionVisible)
2646         if (!isSectionVisible(section))
2647             return false;
2648     _end
2649
2650     return true;
2651 }
2652
2653 - (BOOL) half {
2654     unsigned char current(iterator_->CurrentState);
2655     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2656 }
2657
2658 - (BOOL) halfConfigured {
2659     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2660 }
2661
2662 - (BOOL) halfInstalled {
2663     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2664 }
2665
2666 - (BOOL) hasMode {
2667     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2668     return state.Mode != pkgDepCache::ModeKeep;
2669 }
2670
2671 - (NSString *) mode {
2672     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2673
2674     switch (state.Mode) {
2675         case pkgDepCache::ModeDelete:
2676             if ((state.iFlags & pkgDepCache::Purge) != 0)
2677                 return @"PURGE";
2678             else
2679                 return @"REMOVE";
2680         case pkgDepCache::ModeKeep:
2681             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2682                 return @"REINSTALL";
2683             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2684                 return nil;*/
2685             else
2686                 return nil;
2687         case pkgDepCache::ModeInstall:
2688             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2689                 return @"REINSTALL";
2690             else*/ switch (state.Status) {
2691                 case -1:
2692                     return @"DOWNGRADE";
2693                 case 0:
2694                     return @"INSTALL";
2695                 case 1:
2696                     return @"UPGRADE";
2697                 case 2:
2698                     return @"NEW_INSTALL";
2699                 _nodefault
2700             }
2701         _nodefault
2702     }
2703 }
2704
2705 - (NSString *) id {
2706     return id_;
2707 }
2708
2709 - (NSString *) name {
2710     return name_.empty() ? id_ : name_;
2711 }
2712
2713 - (UIImage *) icon {
2714     NSString *section = [self simpleSection];
2715
2716     UIImage *icon(nil);
2717     if (parsed_ != NULL)
2718         if (NSString *href = parsed_->icon_)
2719             if ([href hasPrefix:@"file:///"])
2720                 // XXX: correct escaping
2721                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2722     if (icon == nil) if (section != nil)
2723         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2724     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2725         if ([dicon hasPrefix:@"file:///"])
2726             // XXX: correct escaping
2727             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2728     if (icon == nil)
2729         icon = [UIImage applicationImageNamed:@"unknown.png"];
2730     return icon;
2731 }
2732
2733 - (NSString *) homepage {
2734     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2735 }
2736
2737 - (NSString *) depiction {
2738     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2739 }
2740
2741 - (Address *) sponsor {
2742     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2743 }
2744
2745 - (Address *) author {
2746     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2747 }
2748
2749 - (NSString *) support {
2750     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2751 }
2752
2753 - (NSArray *) files {
2754     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2755     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2756
2757     std::ifstream fin;
2758     fin.open([path UTF8String]);
2759     if (!fin.is_open())
2760         return nil;
2761
2762     std::string line;
2763     while (std::getline(fin, line))
2764         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2765
2766     return files;
2767 }
2768
2769 - (NSArray *) warnings {
2770     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2771     const char *name(iterator_.Name());
2772
2773     size_t length(strlen(name));
2774     if (length < 2) invalid:
2775         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2776     else for (size_t i(0); i != length; ++i)
2777         if (
2778             /* XXX: technically this is not allowed */
2779             (name[i] < 'A' || name[i] > 'Z') &&
2780             (name[i] < 'a' || name[i] > 'z') &&
2781             (name[i] < '0' || name[i] > '9') &&
2782             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2783         ) goto invalid;
2784
2785     if (strcmp(name, "cydia") != 0) {
2786         bool cydia = false;
2787         bool user = false;
2788         bool _private = false;
2789         bool stash = false;
2790
2791         bool repository = [[self section] isEqualToString:@"Repositories"];
2792
2793         if (NSArray *files = [self files])
2794             for (NSString *file in files)
2795                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2796                     cydia = true;
2797                 else if (!user && [file isEqualToString:@"/User"])
2798                     user = true;
2799                 else if (!_private && [file isEqualToString:@"/private"])
2800                     _private = true;
2801                 else if (!stash && [file isEqualToString:@"/var/stash"])
2802                     stash = true;
2803
2804         /* XXX: this is not sensitive enough. only some folders are valid. */
2805         if (cydia && !repository)
2806             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2807         if (user)
2808             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2809         if (_private)
2810             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2811         if (stash)
2812             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2813     }
2814
2815     return [warnings count] == 0 ? nil : warnings;
2816 }
2817
2818 - (NSArray *) applications {
2819     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2820
2821     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2822
2823     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2824     if (NSArray *files = [self files])
2825         for (NSString *file in files)
2826             if (application_r(file)) {
2827                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2828                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2829                 if ([id isEqualToString:me])
2830                     continue;
2831
2832                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2833                 if (display == nil)
2834                     display = application_r[1];
2835
2836                 NSString *bundle([file stringByDeletingLastPathComponent]);
2837                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2838                 if (icon == nil || [icon length] == 0)
2839                     icon = @"icon.png";
2840                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2841
2842                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2843                 [applications addObject:application];
2844
2845                 [application addObject:id];
2846                 [application addObject:display];
2847                 [application addObject:url];
2848             }
2849
2850     return [applications count] == 0 ? nil : applications;
2851 }
2852
2853 - (Source *) source {
2854     if (source_ == nil) {
2855         @synchronized (database_) {
2856             if ([database_ era] != era_ || file_.end())
2857                 source_ = (Source *) [NSNull null];
2858             else
2859                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2860         }
2861     }
2862
2863     return source_ == (Source *) [NSNull null] ? nil : source_;
2864 }
2865
2866 - (BOOL) matches:(NSString *)text {
2867     if (text == nil)
2868         return NO;
2869
2870     NSRange range;
2871
2872     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2873     if (range.location != NSNotFound)
2874         return YES;
2875
2876     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2877     if (range.location != NSNotFound)
2878         return YES;
2879
2880     [self parse];
2881
2882     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2883     if (range.location != NSNotFound)
2884         return YES;
2885
2886     return NO;
2887 }
2888
2889 - (bool) hasSupportingRole {
2890     if (role_ == 0)
2891         return true;
2892     if (role_ == 1)
2893         return true;
2894     if ([Role_ isEqualToString:@"User"])
2895         return false;
2896     if (role_ == 2)
2897         return true;
2898     if ([Role_ isEqualToString:@"Hacker"])
2899         return false;
2900     if (role_ == 3)
2901         return true;
2902     if ([Role_ isEqualToString:@"Developer"])
2903         return false;
2904     _assert(false);
2905 }
2906
2907 - (BOOL) hasTag:(NSString *)tag {
2908     return tags_ == nil ? NO : [tags_ containsObject:tag];
2909 }
2910
2911 - (NSString *) primaryPurpose {
2912     for (NSString *tag in tags_)
2913         if ([tag hasPrefix:@"purpose::"])
2914             return [tag substringFromIndex:9];
2915     return nil;
2916 }
2917
2918 - (NSArray *) purposes {
2919     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2920     for (NSString *tag in tags_)
2921         if ([tag hasPrefix:@"purpose::"])
2922             [purposes addObject:[tag substringFromIndex:9]];
2923     return [purposes count] == 0 ? nil : purposes;
2924 }
2925
2926 - (bool) isCommercial {
2927     return [self hasTag:@"cydia::commercial"];
2928 }
2929
2930 - (void) setIndex:(size_t)index {
2931     if (metadata_->index_ != index)
2932         metadata_->index_ = index;
2933 }
2934
2935 - (CYString &) cyname {
2936     return name_.empty() ? id_ : name_;
2937 }
2938
2939 - (uint32_t) compareBySection:(NSArray *)sections {
2940     NSString *section([self section]);
2941     for (size_t i(0), e([sections count]); i != e; ++i) {
2942         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2943             return i;
2944     }
2945
2946     return _not(uint32_t);
2947 }
2948
2949 - (void) clear {
2950 @synchronized (database_) {
2951     pkgProblemResolver *resolver = [database_ resolver];
2952     resolver->Clear(iterator_);
2953
2954     pkgCacheFile &cache([database_ cache]);
2955     cache->SetReInstall(iterator_, false);
2956     cache->MarkKeep(iterator_, false);
2957 } }
2958
2959 - (void) install {
2960 @synchronized (database_) {
2961     pkgProblemResolver *resolver = [database_ resolver];
2962     resolver->Clear(iterator_);
2963     resolver->Protect(iterator_);
2964
2965     pkgCacheFile &cache([database_ cache]);
2966     cache->SetReInstall(iterator_, false);
2967     cache->MarkInstall(iterator_, false);
2968
2969     pkgDepCache::StateCache &state((*cache)[iterator_]);
2970     if (!state.Install())
2971         cache->SetReInstall(iterator_, true);
2972 } }
2973
2974 - (void) remove {
2975 @synchronized (database_) {
2976     pkgProblemResolver *resolver = [database_ resolver];
2977     resolver->Clear(iterator_);
2978     resolver->Remove(iterator_);
2979     resolver->Protect(iterator_);
2980
2981     pkgCacheFile &cache([database_ cache]);
2982     cache->SetReInstall(iterator_, false);
2983     cache->MarkDelete(iterator_, true);
2984 } }
2985
2986 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2987     _profile(Package$isUnfilteredAndSearchedForBy)
2988         bool value(true);
2989
2990         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2991             value &= [self unfiltered];
2992         _end
2993
2994         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2995             value &= [self matches:search];
2996         _end
2997
2998         return value;
2999     _end
3000 }
3001
3002 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3003     if ([search length] == 0)
3004         return false;
3005
3006     _profile(Package$isUnfilteredAndSelectedForBy)
3007         bool value(true);
3008
3009         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3010             value &= [self unfiltered];
3011         _end
3012
3013         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3014             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3015         _end
3016
3017         return value;
3018     _end
3019 }
3020
3021 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3022     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3023 }
3024
3025 - (bool) isVisibleInSection:(NSString *)name {
3026     NSString *section([self section]);
3027
3028     return (
3029         name == nil ||
3030         section == nil && [name length] == 0 ||
3031         [name isEqualToString:section]
3032     ) && [self visible];
3033 }
3034
3035 - (bool) isVisibleInSource:(Source *)source {
3036     return [self source] == source && [self visible];
3037 }
3038
3039 @end
3040 /* }}} */
3041 /* Section Class {{{ */
3042 @interface Section : NSObject {
3043     NSString *name_;
3044     unichar index_;
3045     size_t row_;
3046     size_t count_;
3047     NSString *localized_;
3048 }
3049
3050 - (NSComparisonResult) compareByLocalized:(Section *)section;
3051 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3052 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3053 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3054 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3055 - (NSString *) name;
3056 - (unichar) index;
3057
3058 - (size_t) row;
3059 - (size_t) count;
3060
3061 - (void) addToRow;
3062 - (void) addToCount;
3063
3064 - (void) setCount:(size_t)count;
3065 - (NSString *) localized;
3066
3067 @end
3068
3069 @implementation Section
3070
3071 - (void) dealloc {
3072     [name_ release];
3073     if (localized_ != nil)
3074         [localized_ release];
3075     [super dealloc];
3076 }
3077
3078 - (NSComparisonResult) compareByLocalized:(Section *)section {
3079     NSString *lhs(localized_);
3080     NSString *rhs([section localized]);
3081
3082     /*if ([lhs length] != 0 && [rhs length] != 0) {
3083         unichar lhc = [lhs characterAtIndex:0];
3084         unichar rhc = [rhs characterAtIndex:0];
3085
3086         if (isalpha(lhc) && !isalpha(rhc))
3087             return NSOrderedAscending;
3088         else if (!isalpha(lhc) && isalpha(rhc))
3089             return NSOrderedDescending;
3090     }*/
3091
3092     return [lhs compare:rhs options:LaxCompareOptions_];
3093 }
3094
3095 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3096     if ((self = [self initWithName:name localize:NO]) != nil) {
3097         if (localized != nil)
3098             localized_ = [localized retain];
3099     } return self;
3100 }
3101
3102 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3103     return [self initWithName:name row:0 localize:localize];
3104 }
3105
3106 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3107     if ((self = [super init]) != nil) {
3108         name_ = [name retain];
3109         index_ = '\0';
3110         row_ = row;
3111         if (localize)
3112             localized_ = [LocalizeSection(name_) retain];
3113     } return self;
3114 }
3115
3116 /* XXX: localize the index thingees */
3117 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3118     if ((self = [super init]) != nil) {
3119         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3120         index_ = index;
3121         row_ = row;
3122     } return self;
3123 }
3124
3125 - (NSString *) name {
3126     return name_;
3127 }
3128
3129 - (unichar) index {
3130     return index_;
3131 }
3132
3133 - (size_t) row {
3134     return row_;
3135 }
3136
3137 - (size_t) count {
3138     return count_;
3139 }
3140
3141 - (void) addToRow {
3142     ++row_;
3143 }
3144
3145 - (void) addToCount {
3146     ++count_;
3147 }
3148
3149 - (void) setCount:(size_t)count {
3150     count_ = count;
3151 }
3152
3153 - (NSString *) localized {
3154     return localized_;
3155 }
3156
3157 @end
3158 /* }}} */
3159
3160 static NSString *Colon_;
3161 static NSString *Elision_;
3162 static NSString *Error_;
3163 static NSString *Warning_;
3164
3165 /* Database Implementation {{{ */
3166 @implementation Database
3167
3168 + (Database *) sharedInstance {
3169     static Database *instance;
3170     if (instance == nil)
3171         instance = [[Database alloc] init];
3172     return instance;
3173 }
3174
3175 - (unsigned) era {
3176     return era_;
3177 }
3178
3179 - (void) releasePackages {
3180     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3181     CFArrayRemoveAllValues(packages_);
3182 }
3183
3184 - (void) dealloc {
3185     // XXX: actually implement this thing
3186     _assert(false);
3187     [sourceList_ release];
3188     [self releasePackages];
3189     apr_pool_destroy(pool_);
3190     NSRecycleZone(zone_);
3191     [super dealloc];
3192 }
3193
3194 - (void) _readCydia:(NSNumber *)fd { _pooled
3195     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3196     std::istream is(&ib);
3197     std::string line;
3198
3199     static Pcre finish_r("^finish:([^:]*)$");
3200
3201     while (std::getline(is, line)) {
3202         const char *data(line.c_str());
3203         size_t size = line.size();
3204         lprintf("C:%s\n", data);
3205
3206         if (finish_r(data, size)) {
3207             NSString *finish = finish_r[1];
3208             int index = [Finishes_ indexOfObject:finish];
3209             if (index != INT_MAX && index > Finish_)
3210                 Finish_ = index;
3211         }
3212     }
3213
3214     _assume(false);
3215 }
3216
3217 - (void) _readStatus:(NSNumber *)fd { _pooled
3218     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3219     std::istream is(&ib);
3220     std::string line;
3221
3222     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3223     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3224
3225     while (std::getline(is, line)) {
3226         const char *data(line.c_str());
3227         size_t size(line.size());
3228         lprintf("S:%s\n", data);
3229
3230         if (conffile_r(data, size))
3231             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3232         else if (strncmp(data, "status: ", 8) == 0)
3233             [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:(data + 8)] waitUntilDone:YES];
3234         else if (pmstatus_r(data, size)) {
3235             std::string type([pmstatus_r[1] UTF8String]);
3236             NSString *id = pmstatus_r[2];
3237
3238             float percent([pmstatus_r[3] floatValue]);
3239             [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3240
3241             NSString *string = pmstatus_r[4];
3242
3243             if (type == "pmerror")
3244                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3245                     withObject:[NSArray arrayWithObjects:string, id, nil]
3246                     waitUntilDone:YES
3247                 ];
3248             else if (type == "pmstatus")
3249                 [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:string waitUntilDone:YES];
3250             else if (type == "pmconffile")
3251                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3252             else
3253                 lprintf("E:unknown pmstatus\n");
3254         } else
3255             lprintf("E:unknown status\n");
3256     }
3257
3258     _assume(false);
3259 }
3260
3261 - (void) _readOutput:(NSNumber *)fd { _pooled
3262     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3263     std::istream is(&ib);
3264     std::string line;
3265
3266     while (std::getline(is, line)) {
3267         lprintf("O:%s\n", line.c_str());
3268
3269         [delegate_ performSelectorOnMainThread:@selector(addProgressOutput:) withObject:[NSString stringWithUTF8String:line.c_str()] waitUntilDone:YES];
3270     }
3271
3272     _assume(false);
3273 }
3274
3275 - (FILE *) input {
3276     return input_;
3277 }
3278
3279 - (Package *) packageWithName:(NSString *)name {
3280 @synchronized (self) {
3281     if (static_cast<pkgDepCache *>(cache_) == NULL)
3282         return nil;
3283     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3284     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3285 } }
3286
3287 - (id) init {
3288     if ((self = [super init]) != nil) {
3289         policy_ = NULL;
3290         records_ = NULL;
3291         resolver_ = NULL;
3292         fetcher_ = NULL;
3293         lock_ = NULL;
3294
3295         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3296         apr_pool_create(&pool_, NULL);
3297
3298         size_t capacity(MetaFile_->active_);
3299         if (capacity == 0)
3300             capacity = 16384;
3301         else
3302             capacity += 1024;
3303
3304         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3305         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3306
3307         int fds[2];
3308
3309         _assert(pipe(fds) != -1);
3310         cydiafd_ = fds[1];
3311
3312         _config->Set("APT::Keep-Fds::", cydiafd_);
3313         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3314
3315         [NSThread
3316             detachNewThreadSelector:@selector(_readCydia:)
3317             toTarget:self
3318             withObject:[NSNumber numberWithInt:fds[0]]
3319         ];
3320
3321         _assert(pipe(fds) != -1);
3322         statusfd_ = fds[1];
3323
3324         [NSThread
3325             detachNewThreadSelector:@selector(_readStatus:)
3326             toTarget:self
3327             withObject:[NSNumber numberWithInt:fds[0]]
3328         ];
3329
3330         _assert(pipe(fds) != -1);
3331         _assert(dup2(fds[0], 0) != -1);
3332         _assert(close(fds[0]) != -1);
3333
3334         input_ = fdopen(fds[1], "a");
3335
3336         _assert(pipe(fds) != -1);
3337         _assert(dup2(fds[1], 1) != -1);
3338         _assert(close(fds[1]) != -1);
3339
3340         [NSThread
3341             detachNewThreadSelector:@selector(_readOutput:)
3342             toTarget:self
3343             withObject:[NSNumber numberWithInt:fds[0]]
3344         ];
3345     } return self;
3346 }
3347
3348 - (pkgCacheFile &) cache {
3349     return cache_;
3350 }
3351
3352 - (pkgDepCache::Policy *) policy {
3353     return policy_;
3354 }
3355
3356 - (pkgRecords *) records {
3357     return records_;
3358 }
3359
3360 - (pkgProblemResolver *) resolver {
3361     return resolver_;
3362 }
3363
3364 - (pkgAcquire &) fetcher {
3365     return *fetcher_;
3366 }
3367
3368 - (pkgSourceList &) list {
3369     return *list_;
3370 }
3371
3372 - (NSArray *) packages {
3373     return (NSArray *) packages_;
3374 }
3375
3376 - (NSArray *) sources {
3377     return sourceList_;
3378 }
3379
3380 - (Source *) sourceWithKey:(NSString *)key {
3381     for (Source *source in [self sources]) {
3382         if ([[source key] isEqualToString:key])
3383             return source;
3384     } return nil;
3385 }
3386
3387 - (bool) popErrorWithTitle:(NSString *)title {
3388     bool fatal(false);
3389     std::string message;
3390
3391     while (!_error->empty()) {
3392         std::string error;
3393         bool warning(!_error->PopMessage(error));
3394         if (!warning)
3395             fatal = true;
3396         for (;;) {
3397             size_t size(error.size());
3398             if (size == 0 || error[size - 1] != '\n')
3399                 break;
3400             error.resize(size - 1);
3401         }
3402         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3403
3404         if (!message.empty())
3405             message += "\n\n";
3406         message += error;
3407     }
3408
3409     if (fatal && !message.empty())
3410         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3411
3412     return fatal;
3413 }
3414
3415 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3416     return [self popErrorWithTitle:title] || !success;
3417 }
3418
3419 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3420 @synchronized (self) {
3421     ++era_;
3422
3423     [self releasePackages];
3424
3425     sourceMap_.clear();
3426     [sourceList_ removeAllObjects];
3427
3428     _error->Discard();
3429
3430     delete list_;
3431     list_ = NULL;
3432     manager_ = NULL;
3433     delete lock_;
3434     lock_ = NULL;
3435     delete fetcher_;
3436     fetcher_ = NULL;
3437     delete resolver_;
3438     resolver_ = NULL;
3439     delete records_;
3440     records_ = NULL;
3441     delete policy_;
3442     policy_ = NULL;
3443
3444     cache_.Close();
3445
3446     apr_pool_clear(pool_);
3447
3448     NSRecycleZone(zone_);
3449     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3450
3451     int chk(creat("/tmp/cydia.chk", 0644));
3452     if (chk != -1)
3453         close(chk);
3454
3455     if (invocation != nil)
3456         [invocation invoke];
3457
3458     NSString *title(UCLocalize("DATABASE"));
3459
3460     _trace();
3461     OpProgress progress;
3462     while (!cache_.Open(progress, true)) { pop:
3463         std::string error;
3464         bool warning(!_error->PopMessage(error));
3465         lprintf("cache_.Open():[%s]\n", error.c_str());
3466
3467         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3468             [delegate_ repairWithSelector:@selector(configure)];
3469         else if (error == "The package lists or status file could not be parsed or opened.")
3470             [delegate_ repairWithSelector:@selector(update)];
3471         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3472         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3473             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3474         // else if (error == "The list of sources could not be read.")
3475         else {
3476             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3477             return;
3478         }
3479
3480         if (warning)
3481             goto pop;
3482         _error->Discard();
3483     }
3484     _trace();
3485
3486     unlink("/tmp/cydia.chk");
3487
3488     now_ = [[NSDate date] timeIntervalSince1970];
3489
3490     policy_ = new pkgDepCache::Policy();
3491     records_ = new pkgRecords(cache_);
3492     resolver_ = new pkgProblemResolver(cache_);
3493     fetcher_ = new pkgAcquire(&status_);
3494     lock_ = NULL;
3495
3496     list_ = new pkgSourceList();
3497     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3498         return;
3499
3500     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3501         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3502         return;
3503     }
3504
3505     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3506         return;
3507
3508     if (cache_->BrokenCount() != 0) {
3509         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3510             return;
3511
3512         if (cache_->BrokenCount() != 0) {
3513             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3514             return;
3515         }
3516
3517         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3518             return;
3519     }
3520
3521     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3522         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3523         [sourceList_ addObject:object];
3524
3525         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3526         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3527             // XXX: this could be more intelligent
3528             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3529                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3530                 if (!cached.end())
3531                     sourceMap_[cached->ID] = object;
3532             }
3533     }
3534
3535     {
3536         /*std::vector<Package *> packages;
3537         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3538         [packages_ release];
3539         packages_ = nil;*/
3540
3541         _trace();
3542
3543         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3544             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3545                 //packages.push_back(package);
3546                 CFArrayAppendValue(packages_, [package retain]);
3547
3548         _trace();
3549
3550         /*if (packages.empty())
3551             packages_ = [[NSArray alloc] init];
3552         else
3553             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3554         _trace();*/
3555
3556         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3557         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3558         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3559
3560         /*_trace();
3561         PrintTimes();
3562         _trace();*/
3563
3564         _trace();
3565
3566         /*if (!packages.empty())
3567             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3568         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3569
3570         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3571
3572         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3573
3574         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3575
3576         _trace();
3577
3578         size_t count(CFArrayGetCount(packages_));
3579         MetaFile_->active_ = count;
3580
3581         for (size_t index(0); index != count; ++index)
3582             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3583
3584         _trace();
3585     }
3586 } } CYPoolEnd() _trace(); }
3587
3588 - (void) clear {
3589 @synchronized (self) {
3590     delete resolver_;
3591     resolver_ = new pkgProblemResolver(cache_);
3592
3593     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3594         if (!cache_[iterator].Keep())
3595             cache_->MarkKeep(iterator, false);
3596         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3597             cache_->SetReInstall(iterator, false);
3598 } }
3599
3600 - (void) configure {
3601     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3602     _trace();
3603     system([dpkg UTF8String]);
3604     _trace();
3605 }
3606
3607 - (bool) clean {
3608     // XXX: I don't remember this condition
3609     if (lock_ != NULL)
3610         return false;
3611
3612     FileFd Lock;
3613     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3614
3615     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3616
3617     if ([self popErrorWithTitle:title])
3618         return false;
3619
3620     pkgAcquire fetcher;
3621     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3622
3623     class LogCleaner :
3624         public pkgArchiveCleaner
3625     {
3626       protected:
3627         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3628             unlink(File);
3629         }
3630     } cleaner;
3631
3632     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3633         return false;
3634
3635     return true;
3636 }
3637
3638 - (bool) prepare {
3639     fetcher_->Shutdown();
3640
3641     pkgRecords records(cache_);
3642
3643     lock_ = new FileFd();
3644     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3645
3646     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3647
3648     if ([self popErrorWithTitle:title])
3649         return false;
3650
3651     pkgSourceList list;
3652     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3653         return false;
3654
3655     manager_ = (_system->CreatePM(cache_));
3656     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3657         return false;
3658
3659     return true;
3660 }
3661
3662 - (void) perform {
3663     bool substrate(RestartSubstrate_);
3664     RestartSubstrate_ = false;
3665
3666     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3667
3668     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3669         pkgSourceList list;
3670         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3671             return;
3672         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3673             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3674     }
3675
3676     [CydiaApp performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3677
3678     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3679         _trace();
3680         [self popErrorWithTitle:title];
3681         return;
3682     }
3683
3684     bool failed = false;
3685     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3686         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3687             continue;
3688         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3689             continue;
3690
3691         failed = true;
3692     }
3693
3694     [CydiaApp performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3695
3696     if (failed) {
3697         _trace();
3698         return;
3699     }
3700
3701     if (substrate)
3702         RestartSubstrate_ = true;
3703
3704     _system->UnLock();
3705     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3706
3707     if (_error->PendingError()) {
3708         _trace();
3709         return;
3710     }
3711
3712     if (result == pkgPackageManager::Failed) {
3713         _trace();
3714         return;
3715     }
3716
3717     if (result != pkgPackageManager::Completed) {
3718         _trace();
3719         return;
3720     }
3721
3722     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3723         pkgSourceList list;
3724         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3725             return;
3726         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3727             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3728     }
3729
3730     if (![before isEqualToArray:after])
3731         [self update];
3732 }
3733
3734 - (bool) upgrade {
3735     NSString *title(UCLocalize("UPGRADE"));
3736     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3737         return false;
3738     return true;
3739 }
3740
3741 - (void) update {
3742     [self updateWithStatus:status_];
3743 }
3744
3745 - (void) updateWithStatus:(Status &)status {
3746     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3747     NSString *title(UCLocalize("REFRESHING_DATA"));
3748
3749     pkgSourceList list;
3750     if (!list.ReadMainList())
3751         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3752
3753     FileFd lock;
3754     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3755     if ([self popErrorWithTitle:title])
3756         return;
3757
3758     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3759         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3760         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3761
3762     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3763     Changed_ = true;
3764 }
3765
3766 - (void) setDelegate:(id)delegate {
3767     delegate_ = delegate;
3768     status_.setDelegate(delegate);
3769 }
3770
3771 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3772     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3773     return i == sourceMap_.end() ? nil : i->second;
3774 }
3775
3776 - (NSString *) mappedSectionForPointer:(const char *)section {
3777     _H<NSString> *mapped;
3778
3779     _profile(Database$mappedSectionForPointer$Cache)
3780         mapped = &sections_[section];
3781     _end
3782
3783     if (*mapped == NULL) {
3784         size_t length(strlen(section));
3785         char spaced[length + 1];
3786
3787         _profile(Database$mappedSectionForPointer$Replace)
3788             for (size_t index(0); index != length; ++index)
3789                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3790             spaced[length] = '\0';
3791         _end
3792
3793         NSString *string;
3794
3795         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3796             string = [NSString stringWithUTF8String:spaced];
3797         _end
3798
3799         _profile(Database$mappedSectionForPointer$Map)
3800             string = [SectionMap_ objectForKey:string] ?: string;
3801         _end
3802
3803         *mapped = string;
3804     } return *mapped;
3805 }
3806
3807 @end
3808 /* }}} */
3809
3810 /* Web Scripting {{{ */
3811 @interface CydiaObject : NSObject {
3812     id indirect_;
3813     _transient id delegate_;
3814 }
3815
3816 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3817
3818 @end
3819
3820 @implementation CydiaObject
3821
3822 - (void) dealloc {
3823     [indirect_ release];
3824     [super dealloc];
3825 }
3826
3827 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3828     if ((self = [super init]) != nil) {
3829         indirect_ = [indirect retain];
3830     } return self;
3831 }
3832
3833 - (void) setDelegate:(id)delegate {
3834     delegate_ = delegate;
3835 }
3836
3837 + (NSArray *) _attributeKeys {
3838     return [NSArray arrayWithObjects:
3839         @"device",
3840         @"ecid",
3841         @"model",
3842         @"plmn",
3843         @"role",
3844         @"serial",
3845     nil];
3846 }
3847
3848 - (NSArray *) attributeKeys {
3849     return [[self class] _attributeKeys];
3850 }
3851
3852 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3853     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3854 }
3855
3856 - (NSString *) device {
3857     return [[UIDevice currentDevice] uniqueIdentifier];
3858 }
3859
3860 - (NSString *) plmn {
3861     return PLMN_;
3862 }
3863
3864 - (NSString *) ecid {
3865     return ChipID_;
3866 }
3867
3868 - (NSString *) serial {
3869     return SerialNumber_;
3870 }
3871
3872 - (NSString *) role {
3873     return Role_;
3874 }
3875
3876 - (NSString *) model {
3877     return [NSString stringWithUTF8String:Machine_];
3878 }
3879
3880 + (NSString *) webScriptNameForSelector:(SEL)selector {
3881     if (false);
3882     else if (selector == @selector(addTrivialSource:))
3883         return @"addTrivialSource";
3884     else if (selector == @selector(close))
3885         return @"close";
3886     else if (selector == @selector(du:))
3887         return @"du";
3888     else if (selector == @selector(stringWithFormat:arguments:))
3889         return @"format";
3890     else if (selector == @selector(getAllSources))
3891         return @"getAllSourcs";
3892     else if (selector == @selector(getKernelNumber:))
3893         return @"getKernelNumber";
3894     else if (selector == @selector(getKernelString:))
3895         return @"getKernelString";
3896     else if (selector == @selector(getInstalledPackages))
3897         return @"getInstalledPackages";
3898     else if (selector == @selector(getPackageById:))
3899         return @"getPackageById";
3900     else if (selector == @selector(installPackages:))
3901         return @"installPackages";
3902     else if (selector == @selector(localizedStringForKey:value:table:))
3903         return @"localize";
3904     else if (selector == @selector(refreshSources))
3905         return @"refreshSources";
3906     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3907         return @"setButtonImage";
3908     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3909         return @"setButtonTitle";
3910     else if (selector == @selector(setPopupHook:))
3911         return @"setPopupHook";
3912     else if (selector == @selector(setToken:))
3913         return @"setToken";
3914     else if (selector == @selector(setViewportWidth:))
3915         return @"setViewportWidth";
3916     else if (selector == @selector(statfs:))
3917         return @"statfs";
3918     else if (selector == @selector(supports:))
3919         return @"supports";
3920     else
3921         return nil;
3922 }
3923
3924 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3925     return [self webScriptNameForSelector:selector] == nil;
3926 }
3927
3928 - (BOOL) supports:(NSString *)feature {
3929     return [feature isEqualToString:@"window.open"];
3930 }
3931
3932 - (NSNumber *) getKernelNumber:(NSString *)name {
3933     const char *string([name UTF8String]);
3934
3935     size_t size;
3936     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3937         return (id) [NSNull null];
3938
3939     if (size != sizeof(int))
3940         return (id) [NSNull null];
3941
3942     int value;
3943     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
3944         return (id) [NSNull null];
3945
3946     return [NSNumber numberWithInt:value];
3947 }
3948
3949 - (NSString *) getKernelString:(NSString *)name {
3950     const char *string([name UTF8String]);
3951
3952     size_t size;
3953     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3954         return (id) [NSNull null];
3955
3956     char value[size + 1];
3957     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
3958         return (id) [NSNull null];
3959
3960     // XXX: just in case you request something ludicrous
3961     value[size] = '\0';
3962
3963     return [NSString stringWithCString:value];
3964 }
3965
3966 - (void) addTrivialSource:(NSString *)href {
3967     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
3968 }
3969
3970 - (void) refreshSources {
3971     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
3972 }
3973
3974 - (NSArray *) getAllSources {
3975     return [[Database sharedInstance] sources];
3976 }
3977
3978 - (NSArray *) getInstalledPackages {
3979     Database *database([Database sharedInstance]);
3980 @synchronized (database) {
3981     NSArray *packages([database packages]);
3982     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3983     for (Package *package in packages)
3984         if (![package uninstalled])
3985             [installed addObject:package];
3986     return installed;
3987 } }
3988
3989 - (Package *) getPackageById:(NSString *)id {
3990     Package *package([[Database sharedInstance] packageWithName:id]);
3991     [package parse];
3992     return package;
3993 }
3994
3995 - (NSArray *) statfs:(NSString *)path {
3996     struct statfs stat;
3997
3998     if (path == nil || statfs([path UTF8String], &stat) == -1)
3999         return nil;
4000
4001     return [NSArray arrayWithObjects:
4002         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4003         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4004         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4005     nil];
4006 }
4007
4008 - (NSNumber *) du:(NSString *)path {
4009     NSNumber *value(nil);
4010
4011     int fds[2];
4012     _assert(pipe(fds) != -1);
4013
4014     pid_t pid(ExecFork());
4015     if (pid == 0) {
4016         _assert(dup2(fds[1], 1) != -1);
4017         _assert(close(fds[0]) != -1);
4018         _assert(close(fds[1]) != -1);
4019         /* XXX: this should probably not use du */
4020         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4021         exit(1);
4022         _assert(false);
4023     }
4024
4025     _assert(close(fds[1]) != -1);
4026
4027     if (FILE *du = fdopen(fds[0], "r")) {
4028         char line[1024];
4029         while (fgets(line, sizeof(line), du) != NULL) {
4030             size_t length(strlen(line));
4031             while (length != 0 && line[length - 1] == '\n')
4032                 line[--length] = '\0';
4033             if (char *tab = strchr(line, '\t')) {
4034                 *tab = '\0';
4035                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4036             }
4037         }
4038
4039         fclose(du);
4040     } else _assert(close(fds[0]));
4041
4042     int status;
4043   wait:
4044     if (waitpid(pid, &status, 0) == -1)
4045         if (errno == EINTR)
4046             goto wait;
4047         else _assert(false);
4048
4049     return value;
4050 }
4051
4052 - (void) close {
4053     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4054 }
4055
4056 - (void) installPackages:(NSArray *)packages {
4057     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4058 }
4059
4060 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4061     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4062 }
4063
4064 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4065     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4066 }
4067
4068 - (void) _setToken:(NSString *)token {
4069     if (Token_ != nil)
4070         [Token_ release];
4071     Token_ = [token retain];
4072
4073     [Metadata_ setObject:Token_ forKey:@"Token"];
4074     Changed_ = true;
4075 }
4076
4077 - (void) setToken:(NSString *)token {
4078     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4079 }
4080
4081 - (void) setPopupHook:(id)function {
4082     [indirect_ setPopupHook:function];
4083 }
4084
4085 - (void) setViewportWidth:(float)width {
4086     [indirect_ setViewportWidthOnMainThread:width];
4087 }
4088
4089 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4090     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4091     unsigned count([arguments count]);
4092     id values[count];
4093     for (unsigned i(0); i != count; ++i)
4094         values[i] = [arguments objectAtIndex:i];
4095     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4096 }
4097
4098 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4099     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4100         value = nil;
4101     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4102         table = nil;
4103     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4104 }
4105
4106 @end
4107 /* }}} */
4108
4109 /* @ Loading... Indicator {{{ */
4110 @interface CYLoadingIndicator : UIView {
4111     UIActivityIndicatorView *spinner_;
4112     UILabel *label_;
4113     UIView *container_;
4114 }
4115
4116 @property (readonly, nonatomic) UILabel *label;
4117 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4118
4119 @end
4120
4121 @implementation CYLoadingIndicator
4122
4123 - (id) initWithFrame:(CGRect)frame {
4124     if ((self = [super initWithFrame:frame]) != nil) {
4125         container_ = [[[UIView alloc] init] autorelease];
4126         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4127
4128         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4129         [spinner_ startAnimating];
4130         [container_ addSubview:spinner_];
4131
4132         label_ = [[[UILabel alloc] init] autorelease];
4133         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4134         [label_ setBackgroundColor:[UIColor clearColor]];
4135         [label_ setTextColor:[UIColor blackColor]];
4136         [label_ setShadowColor:[UIColor whiteColor]];
4137         [label_ setShadowOffset:CGSizeMake(0, 1)];
4138         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4139         [container_ addSubview:label_];
4140
4141         CGSize viewsize = frame.size;
4142         CGSize spinnersize = [spinner_ bounds].size;
4143         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4144         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4145
4146         CGRect containrect = {
4147             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4148             CGSizeMake(bothwidth, spinnersize.height)
4149         };
4150         CGRect textrect = {
4151             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4152             textsize
4153         };
4154         CGRect spinrect = {
4155             CGPointZero,
4156             spinnersize
4157         };
4158
4159         [container_ setFrame:containrect];
4160         [spinner_ setFrame:spinrect];
4161         [label_ setFrame:textrect];
4162         [self addSubview:container_];
4163     } return self;
4164 }
4165
4166 - (UILabel *) label {
4167     return label_;
4168 }
4169
4170 - (UIActivityIndicatorView *) activityIndicatorView {
4171     return spinner_;
4172 }
4173
4174 @end
4175 /* }}} */
4176 /* Emulated Loading Controller {{{ */
4177 @interface CYEmulatedLoadingController : CYViewController <
4178     ProgressDelegate,
4179     ConfigurationDelegate
4180 > {
4181     _transient Database *database_;
4182     CYLoadingIndicator *indicator_;
4183     UITabBar *tabbar_;
4184     UINavigationBar *navbar_;
4185 }
4186
4187 @end
4188
4189 @implementation CYEmulatedLoadingController
4190
4191 - (void) dealloc {
4192     [self releaseSubviews];
4193     [database_ setDelegate:nil];
4194
4195     [super dealloc];
4196 }
4197
4198 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4199     CYAlertView *sheet([[[CYAlertView alloc]
4200         initWithTitle:title
4201         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4202         defaultButtonIndex:0
4203     ] autorelease]);
4204
4205     [sheet setMessage:error];
4206     [sheet yieldToPopupAlertAnimated:YES];
4207     [sheet dismiss];
4208 }
4209
4210 - (void) setProgressTitle:(NSString *)title { }
4211 - (void) setProgressPercent:(NSNumber *)percent { }
4212 - (void) startProgress { }
4213 - (void) addProgressOutput:(NSString *)output { }
4214 - (bool) isCancelling:(size_t)received { return NO; }
4215 - (void) setConfigurationData:(NSString *)data { }
4216
4217 - (void) repairWithSelector:(SEL)selector {
4218     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4219     [database_ performSelector:selector];
4220     sleep(10);
4221     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4222 }
4223
4224 - (id) initWithDatabase:(Database *)database {
4225     if ((self = [super init]) != nil) {
4226         database_ = database;
4227         [database_ setDelegate:self];
4228     } return self;
4229 }
4230
4231 - (void) loadView {
4232     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4233     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4234
4235     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4236     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4237     [[self view] addSubview:indicator_];
4238
4239     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4240     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4241     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4242     [[self view] addSubview:tabbar_];
4243
4244     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4245     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4246     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4247     [[self view] addSubview:navbar_];
4248 }
4249
4250 - (void) releaseSubviews {
4251     [indicator_ release];
4252     indicator_ = nil;
4253
4254     [tabbar_ release];
4255     tabbar_ = nil;
4256
4257     [navbar_ release];
4258     navbar_ = nil;
4259 }
4260
4261 @end
4262 /* }}} */
4263
4264 /* Cydia Browser Controller {{{ */
4265 @interface CYBrowserController : BrowserController {
4266     CydiaObject *cydia_;
4267 }
4268
4269 @end
4270
4271 @implementation CYBrowserController
4272
4273 - (void) dealloc {
4274     [cydia_ release];
4275     [super dealloc];
4276 }
4277
4278 - (NSURL *) navigationURL {
4279     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4280 }
4281
4282 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4283 }
4284
4285 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4286     [super webView:view didClearWindowObject:window forFrame:frame];
4287
4288     WebDataSource *source([frame dataSource]);
4289     NSURLResponse *response([source response]);
4290
4291     NSURL *url([response URL]);
4292     NSString *scheme([url scheme]);
4293     NSString *host([url host]);
4294
4295     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4296         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4297         NSDictionary *headers([http allHeaderFields]);
4298         [self setHeaders:headers forHost:host];
4299     }
4300
4301     if (
4302         [host isEqualToString:@"cydia.saurik.com"] ||
4303         [host hasSuffix:@".cydia.saurik.com"] ||
4304         [scheme isEqualToString:@"file"]
4305     )
4306         [window setValue:cydia_ forKey:@"cydia"];
4307 }
4308
4309 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4310     if (System_ != NULL)
4311         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4312     if (Machine_ != NULL)
4313         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4314     if (Token_ != nil)
4315         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4316     if (Role_ != nil)
4317         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4318 }
4319
4320 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4321     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4322     [self _setMoreHeaders:copy];
4323     return copy;
4324 }
4325
4326 - (void) setDelegate:(id)delegate {
4327     [super setDelegate:delegate];
4328     [cydia_ setDelegate:delegate];
4329 }
4330
4331 - (id) init {
4332     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4333         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4334
4335         WebView *webview([[webview_ _documentView] webView]);
4336
4337         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4338
4339         NSString *application = package == nil ? @"Cydia" : [NSString
4340             stringWithFormat:@"Cydia/%@",
4341             [package installed]
4342         ];
4343
4344         if (Safari_ != nil)
4345             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4346         if (Build_ != nil)
4347             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4348         if (Product_ != nil)
4349             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4350
4351         [webview setApplicationNameForUserAgent:application];
4352     } return self;
4353 }
4354
4355 @end
4356 /* }}} */
4357
4358 // CydiaScript {{{
4359 @interface NSObject (CydiaScript)
4360 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4361 @end
4362
4363 @implementation NSObject (CydiaScript)
4364
4365 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4366     return self;
4367 }
4368
4369 @end
4370
4371 @implementation NSArray (CydiaScript)
4372
4373 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4374     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4375     for (size_t i(0), e([self count]); i != e; ++i)
4376         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4377     return object;
4378 }
4379
4380 @end
4381
4382 @implementation NSDictionary (CydiaScript)
4383
4384 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4385     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4386     for (id i in self)
4387         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4388     return object;
4389 }
4390
4391 @end
4392 // }}}
4393
4394 /* Confirmation Controller {{{ */
4395 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4396     if (!iterator.end())
4397         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4398             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4399                 continue;
4400             pkgCache::PkgIterator package(dep.TargetPkg());
4401             if (package.end())
4402                 continue;
4403             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4404                 return true;
4405         }
4406
4407     return false;
4408 }
4409
4410 @protocol ConfirmationControllerDelegate
4411 - (void) cancelAndClear:(bool)clear;
4412 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4413 - (void) queue;
4414 @end
4415
4416 @interface ConfirmationController : CYBrowserController {
4417     _transient Database *database_;
4418
4419     UIAlertView *essential_;
4420
4421     NSDictionary *changes_;
4422     NSMutableArray *issues_;
4423     NSDictionary *sizes_;
4424
4425     BOOL substrate_;
4426 }
4427
4428 - (id) initWithDatabase:(Database *)database;
4429
4430 @end
4431
4432 @implementation ConfirmationController
4433
4434 - (void) dealloc {
4435     [changes_ release];
4436     [issues_ release];
4437     [sizes_ release];
4438
4439     if (essential_ != nil)
4440         [essential_ release];
4441
4442     [super dealloc];
4443 }
4444
4445 - (void) complete {
4446     if (substrate_)
4447         RestartSubstrate_ = true;
4448     [delegate_ confirmWithNavigationController:[self navigationController]];
4449 }
4450
4451 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4452     NSString *context([alert context]);
4453
4454     if ([context isEqualToString:@"remove"]) {
4455         if (button == [alert cancelButtonIndex])
4456             [self dismissModalViewControllerAnimated:YES];
4457         else if (button == [alert firstOtherButtonIndex]) {
4458             [self complete];
4459         }
4460
4461         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4462     } else if ([context isEqualToString:@"unable"]) {
4463         [self dismissModalViewControllerAnimated:YES];
4464         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4465     } else {
4466         [super alertView:alert clickedButtonAtIndex:button];
4467     }
4468 }
4469
4470 - (void) _doContinue {
4471     [self dismissModalViewControllerAnimated:YES];
4472     [delegate_ cancelAndClear:NO];
4473 }
4474
4475 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4476     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4477     return nil;
4478 }
4479
4480 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4481     [super webView:view didClearWindowObject:window forFrame:frame];
4482
4483     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4484         changes_, @"changes",
4485         issues_, @"issues",
4486         sizes_, @"sizes",
4487         self, @"queue",
4488     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4489 }
4490
4491 - (id) initWithDatabase:(Database *)database {
4492     if ((self = [super init]) != nil) {
4493         database_ = database;
4494
4495         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4496         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4497         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4498         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4499         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4500
4501         bool remove(false);
4502
4503         pkgCacheFile &cache([database_ cache]);
4504         NSArray *packages([database_ packages]);
4505         pkgDepCache::Policy *policy([database_ policy]);
4506
4507         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4508
4509         for (Package *package in packages) {
4510             pkgCache::PkgIterator iterator([package iterator]);
4511             NSString *name([package id]);
4512
4513             if ([package broken]) {
4514                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4515
4516                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4517                     name, @"package",
4518                     reasons, @"reasons",
4519                 nil]];
4520
4521                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4522                 if (ver.end())
4523                     continue;
4524
4525                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4526                     pkgCache::DepIterator start;
4527                     pkgCache::DepIterator end;
4528                     dep.GlobOr(start, end); // ++dep
4529
4530                     if (!cache->IsImportantDep(end))
4531                         continue;
4532                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4533                         continue;
4534
4535                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4536
4537                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4538                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4539                         clauses, @"clauses",
4540                     nil]];
4541
4542                     _forever {
4543                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4544
4545                         pkgCache::PkgIterator target(start.TargetPkg());
4546                         if (target->ProvidesList != 0)
4547                             reason = @"missing";
4548                         else {
4549                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4550                             if (!ver.end()) {
4551                                 reason = @"installed";
4552                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4553                             } else if (!cache[target].CandidateVerIter(cache).end())
4554                                 reason = @"uninstalled";
4555                             else if (target->ProvidesList == 0)
4556                                 reason = @"uninstallable";
4557                             else
4558                                 reason = @"virtual";
4559                         }
4560
4561                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4562                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4563                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4564                         nil]);
4565
4566                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4567                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4568                             version, @"version",
4569                             reason, @"reason",
4570                             installed, @"installed",
4571                         nil]];
4572
4573                         // yes, seriously. (wtf?)
4574                         if (start == end)
4575                             break;
4576                         ++start;
4577                     }
4578                 }
4579             }
4580
4581             pkgDepCache::StateCache &state(cache[iterator]);
4582
4583             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4584
4585             if (state.NewInstall())
4586                 [installs addObject:name];
4587             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4588                 [reinstalls addObject:name];
4589             else if (state.Upgrade())
4590                 [upgrades addObject:name];
4591             else if (state.Downgrade())
4592                 [downgrades addObject:name];
4593             else if (!state.Delete())
4594                 continue;
4595             else if (special_r(name))
4596                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4597                     [NSNull null], @"package",
4598                     [NSArray arrayWithObjects:
4599                         [NSDictionary dictionaryWithObjectsAndKeys:
4600                             @"Conflicts", @"relationship",
4601                             [NSArray arrayWithObjects:
4602                                 [NSDictionary dictionaryWithObjectsAndKeys:
4603                                     name, @"package",
4604                                     [NSNull null], @"version",
4605                                     @"installed", @"reason",
4606                                 nil],
4607                             nil], @"clauses",
4608                         nil],
4609                     nil], @"reasons",
4610                 nil]];
4611             else {
4612                 if ([package essential])
4613                     remove = true;
4614                 [removes addObject:name];
4615             }
4616
4617             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4618             substrate_ |= DepSubstrate(iterator.CurrentVer());
4619         }
4620
4621         if (!remove)
4622             essential_ = nil;
4623         else if (Advanced_) {
4624             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4625
4626             essential_ = [[UIAlertView alloc]
4627                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4628                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4629                 delegate:self
4630                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4631                 otherButtonTitles:
4632                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4633                 nil
4634             ];
4635
4636             [essential_ setContext:@"remove"];
4637         } else {
4638             essential_ = [[UIAlertView alloc]
4639                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4640                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4641                 delegate:self
4642                 cancelButtonTitle:UCLocalize("OKAY")
4643                 otherButtonTitles:nil
4644             ];
4645
4646             [essential_ setContext:@"unable"];
4647         }
4648
4649         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4650             installs, @"installs",
4651             reinstalls, @"reinstalls",
4652             upgrades, @"upgrades",
4653             downgrades, @"downgrades",
4654             removes, @"removes",
4655         nil];
4656
4657         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4658             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4659             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4660         nil];
4661
4662         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4663
4664         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4665             initWithTitle:UCLocalize("CANCEL")
4666             style:UIBarButtonItemStylePlain
4667             target:self
4668             action:@selector(cancelButtonClicked)
4669         ] autorelease]];
4670     } return self;
4671 }
4672
4673 #if !AlwaysReload
4674 - (void) applyRightButton {
4675     if ([issues_ count] == 0 && ![self isLoading])
4676         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4677             initWithTitle:UCLocalize("CONFIRM")
4678             style:UIBarButtonItemStyleDone
4679             target:self
4680             action:@selector(confirmButtonClicked)
4681         ] autorelease]];
4682     else
4683         [[self navigationItem] setRightBarButtonItem:nil];
4684 }
4685 #endif
4686
4687 - (void) cancelButtonClicked {
4688     [self dismissModalViewControllerAnimated:YES];
4689     [delegate_ cancelAndClear:YES];
4690 }
4691
4692 #if !AlwaysReload
4693 - (void) confirmButtonClicked {
4694     if (essential_ != nil)
4695         [essential_ show];
4696     else
4697         [self complete];
4698 }
4699 #endif
4700
4701 @end
4702 /* }}} */
4703
4704 /* Progress Data {{{ */
4705 @interface ProgressData : NSObject {
4706     SEL selector_;
4707     // XXX: should these really both be _transient?
4708     _transient id target_;
4709     _transient id object_;
4710 }
4711
4712 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4713
4714 - (SEL) selector;
4715 - (id) target;
4716 - (id) object;
4717
4718 @end
4719
4720 @implementation ProgressData
4721
4722 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4723     if ((self = [super init]) != nil) {
4724         selector_ = selector;
4725         target_ = target;
4726         object_ = object;
4727     } return self;
4728 }
4729
4730 - (SEL) selector {
4731     return selector_;
4732 }
4733
4734 - (id) target {
4735     return target_;
4736 }
4737
4738 - (id) object {
4739     return object_;
4740 }
4741
4742 @end
4743 /* }}} */
4744 /* Progress Controller {{{ */
4745 @interface ProgressController : CYViewController <
4746     ConfigurationDelegate,
4747     ProgressDelegate
4748 > {
4749     _transient Database *database_;
4750     UIProgressBar *progress_;
4751     UITextView *output_;
4752     UITextLabel *status_;
4753     UIPushButton *close_;
4754     BOOL running_;
4755     SHA1SumValue springlist_;
4756     SHA1SumValue notifyconf_;
4757     NSString *title_;
4758 }
4759
4760 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4761
4762 - (void) _retachThread;
4763 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4764
4765 - (BOOL) isRunning;
4766
4767 @end
4768
4769 @protocol ProgressControllerDelegate
4770 - (void) progressControllerIsComplete:(ProgressController *)sender;
4771 @end
4772
4773 @implementation ProgressController
4774
4775 - (void) dealloc {
4776     [database_ setDelegate:nil];
4777     [progress_ release];
4778     [output_ release];
4779     [status_ release];
4780     [close_ release];
4781     if (title_ != nil)
4782         [title_ release];
4783     [super dealloc];
4784 }
4785
4786 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4787     if ((self = [super init]) != nil) {
4788         database_ = database;
4789         [database_ setDelegate:self];
4790         delegate_ = delegate;
4791
4792         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4793
4794         progress_ = [[UIProgressBar alloc] init];
4795         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4796         [progress_ setStyle:0];
4797
4798         status_ = [[UITextLabel alloc] init];
4799         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4800         [status_ setColor:[UIColor whiteColor]];
4801         [status_ setBackgroundColor:[UIColor clearColor]];
4802         [status_ setCentersHorizontally:YES];
4803         //[status_ setFont:font];
4804
4805         output_ = [[UITextView alloc] init];
4806         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4807         //[output_ setTextFont:@"Courier New"];
4808         [output_ setFont:[[output_ font] fontWithSize:12]];
4809         [output_ setTextColor:[UIColor whiteColor]];
4810         [output_ setBackgroundColor:[UIColor clearColor]];
4811         [output_ setMarginTop:0];
4812         [output_ setAllowsRubberBanding:YES];
4813         [output_ setEditable:NO];
4814         [[self view] addSubview:output_];
4815
4816         close_ = [[UIPushButton alloc] init];
4817         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4818         [close_ setAutosizesToFit:NO];
4819         [close_ setDrawsShadow:YES];
4820         [close_ setStretchBackground:YES];
4821         [close_ setEnabled:YES];
4822         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4823         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4824         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4825         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4826     } return self;
4827 }
4828
4829 - (void) positionViews {
4830     CGRect bounds = [[self view] bounds];
4831     CGSize prgsize = [UIProgressBar defaultSize];
4832
4833     CGRect prgrect = {{
4834         (bounds.size.width - prgsize.width) / 2,
4835         bounds.size.height - prgsize.height - 20
4836     }, prgsize};
4837
4838     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4839
4840     [progress_ setFrame:prgrect];
4841     [status_ setFrame:CGRectMake(
4842         10,
4843         bounds.size.height - prgsize.height - 50,
4844         bounds.size.width - 20,
4845         24
4846     )];
4847     [output_ setFrame:CGRectMake(
4848         10,
4849         20,
4850         bounds.size.width - 20,
4851         bounds.size.height - 96
4852     )];
4853     [close_ setFrame:CGRectMake(
4854         (bounds.size.width - closewidth) / 2,
4855         bounds.size.height - prgsize.height - 50,
4856         closewidth,
4857         32 + prgsize.height
4858     )];
4859 }
4860
4861 - (void) viewWillAppear:(BOOL)animated {
4862     [super viewDidAppear:animated];
4863     [[self navigationItem] setHidesBackButton:YES];
4864     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4865
4866     [self positionViews];
4867 }
4868
4869 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4870     [self positionViews];
4871 }
4872
4873 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4874     NSString *context([alert context]);
4875
4876     if ([context isEqualToString:@"conffile"]) {
4877         FILE *input = [database_ input];
4878         if (button == [alert cancelButtonIndex])
4879             fprintf(input, "N\n");
4880         else if (button == [alert firstOtherButtonIndex])
4881             fprintf(input, "Y\n");
4882         fflush(input);
4883
4884         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4885     }
4886 }
4887
4888 - (void) closeButtonPushed {
4889     running_ = NO;
4890
4891     UpdateExternalStatus(0);
4892
4893     switch (Finish_) {
4894         case 0:
4895             [self dismissModalViewControllerAnimated:YES];
4896         break;
4897
4898         case 1:
4899             [delegate_ terminateWithSuccess];
4900             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4901                 [delegate_ suspendWithAnimation:YES];
4902             else
4903                 [delegate_ suspend];*/
4904         break;
4905
4906         case 2:
4907             _trace();
4908             goto reload;
4909
4910         case 3:
4911             _trace();
4912             goto reload;
4913
4914         reload:
4915             system("/usr/bin/sbreload");
4916             _trace();
4917         break;
4918
4919         case 4:
4920             _trace();
4921             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4922                 SBReboot(SBSSpringBoardServerPort());
4923             else
4924                 reboot2(RB_AUTOBOOT);
4925         break;
4926     }
4927 }
4928
4929 - (void) _retachThread {
4930     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4931
4932     [[self view] addSubview:close_];
4933     [progress_ removeFromSuperview];
4934     [status_ removeFromSuperview];
4935
4936     [database_ popErrorWithTitle:title_];
4937     [delegate_ progressControllerIsComplete:self];
4938
4939     if (Finish_ < 4) {
4940         FileFd file;
4941         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4942             _error->Discard();
4943         else {
4944             MMap mmap(file, MMap::ReadOnly);
4945             SHA1Summation sha1;
4946             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4947             if (!(notifyconf_ == sha1.Result()))
4948                 Finish_ = 4;
4949         }
4950     }
4951
4952     if (Finish_ < 3) {
4953         FileFd file;
4954         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4955             _error->Discard();
4956         else {
4957             MMap mmap(file, MMap::ReadOnly);
4958             SHA1Summation sha1;
4959             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4960             if (!(springlist_ == sha1.Result()))
4961                 Finish_ = 3;
4962         }
4963     }
4964
4965     if (Finish_ < 2) {
4966         if (RestartSubstrate_)
4967             Finish_ = 2;
4968     }
4969
4970     RestartSubstrate_ = false;
4971
4972     switch (Finish_) {
4973         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4974         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4975         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4976         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4977         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4978     }
4979
4980     _trace();
4981     system("su -c /usr/bin/uicache mobile");
4982     _trace();
4983
4984     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4985
4986     [delegate_ setStatusBarShowsProgress:NO];
4987 }
4988
4989 - (void) _detachNewThreadInvocation:(NSInvocation *)invocation { _pooled
4990     [invocation invoke];
4991     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4992 }
4993
4994 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4995     UpdateExternalStatus(1);
4996
4997     if (title_ != nil)
4998         [title_ release];
4999     if (title == nil)
5000         title_ = nil;
5001     else
5002         title_ = [title retain];
5003
5004     [[self navigationItem] setTitle:title_];
5005
5006     [status_ setText:nil];
5007     [output_ setText:@""];
5008     [progress_ setProgress:0];
5009
5010     [close_ removeFromSuperview];
5011     [[self view] addSubview:progress_];
5012     [[self view] addSubview:status_];
5013
5014     [delegate_ setStatusBarShowsProgress:YES];
5015     running_ = YES;
5016
5017     {
5018         FileFd file;
5019         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5020             _error->Discard();
5021         else {
5022             MMap mmap(file, MMap::ReadOnly);
5023             SHA1Summation sha1;
5024             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5025             notifyconf_ = sha1.Result();
5026         }
5027     }
5028
5029     {
5030         FileFd file;
5031         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5032             _error->Discard();
5033         else {
5034             MMap mmap(file, MMap::ReadOnly);
5035             SHA1Summation sha1;
5036             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5037             springlist_ = sha1.Result();
5038         }
5039     }
5040
5041     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
5042     [invocation setTarget:target];
5043     [invocation setSelector:selector];
5044     _assert(object == nil);
5045
5046     [NSThread detachNewThreadSelector:@selector(_detachNewThreadInvocation:) toTarget:self withObject:invocation];
5047 }
5048
5049 - (void) repairWithSelector:(SEL)selector {
5050     [self
5051         detachNewThreadSelector:selector
5052         toTarget:database_
5053         withObject:nil
5054         title:UCLocalize("REPAIRING")
5055     ];
5056 }
5057
5058 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5059     CYAlertView *sheet([[[CYAlertView alloc]
5060         initWithTitle:title
5061         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5062         defaultButtonIndex:0
5063     ] autorelease]);
5064
5065     [sheet setMessage:error];
5066     [sheet yieldToPopupAlertAnimated:YES];
5067     [sheet dismiss];
5068 }
5069
5070 - (void) startProgress {
5071 }
5072
5073 - (bool) isCancelling:(size_t)received {
5074     return false;
5075 }
5076
5077 - (void) setConfigurationData:(NSString *)data {
5078     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5079
5080     if (!conffile_r(data)) {
5081         lprintf("E:invalid conffile\n");
5082         return;
5083     }
5084
5085     NSString *ofile = conffile_r[1];
5086     //NSString *nfile = conffile_r[2];
5087
5088     UIAlertView *alert = [[[UIAlertView alloc]
5089         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5090         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5091         delegate:self
5092         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5093         otherButtonTitles:
5094             UCLocalize("ACCEPT_NEW_COPY"),
5095             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5096         nil
5097     ] autorelease];
5098
5099     [alert setContext:@"conffile"];
5100     [alert show];
5101 }
5102
5103 - (void) setProgressTitle:(NSString *)title {
5104     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5105     for (size_t i(0), e([words count]); i != e; ++i) {
5106         NSString *word([words objectAtIndex:i]);
5107         if (Package *package = [database_ packageWithName:word])
5108             [words replaceObjectAtIndex:i withObject:[package name]];
5109     }
5110
5111     [status_ setText:[words componentsJoinedByString:@" "]];
5112 }
5113
5114 - (void) setProgressPercent:(NSNumber *)percent {
5115     [progress_ setProgress:[percent floatValue]];
5116 }
5117
5118 - (void) addProgressOutput:(NSString *)output {
5119     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5120     CGSize size = [output_ contentSize];
5121     CGPoint offset = [output_ contentOffset];
5122     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5123         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5124         [output_ scrollRectToVisible:rect animated:YES];
5125     }
5126 }
5127
5128 - (BOOL) isRunning {
5129     return running_;
5130 }
5131
5132 @end
5133 /* }}} */
5134
5135 /* Cell Content View {{{ */
5136 @protocol ContentDelegate
5137 - (void) drawContentRect:(CGRect)rect;
5138 @end
5139
5140 @interface ContentView : UIView {
5141     _transient id<ContentDelegate> delegate_;
5142 }
5143
5144 @end
5145
5146 @implementation ContentView
5147
5148 - (id) initWithFrame:(CGRect)frame {
5149     if ((self = [super initWithFrame:frame]) != nil) {
5150         [self setNeedsDisplayOnBoundsChange:YES];
5151     } return self;
5152 }
5153
5154 - (void) setDelegate:(id<ContentDelegate>)delegate {
5155     delegate_ = delegate;
5156 }
5157
5158 - (void) drawRect:(CGRect)rect {
5159     [super drawRect:rect];
5160     [delegate_ drawContentRect:rect];
5161 }
5162
5163 @end
5164 /* }}} */
5165 /* Cydia TableView Cell {{{ */
5166 @interface CYTableViewCell : UITableViewCell {
5167     ContentView *content_;
5168     bool highlighted_;
5169 }
5170
5171 @end
5172
5173 @implementation CYTableViewCell
5174
5175 - (void) dealloc {
5176     [content_ release];
5177     [super dealloc];
5178 }
5179
5180 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5181     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5182
5183     if (view == content_) {
5184         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5185         highlighted_ = highlighted;
5186     }
5187
5188     [super _updateHighlightColorsForView:view highlighted:highlighted];
5189 }
5190
5191 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5192     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5193     highlighted_ = selected;
5194
5195     [super setSelected:selected animated:animated];
5196     [content_ setNeedsDisplay];
5197 }
5198
5199 @end
5200 /* }}} */
5201
5202 /* Package Cell {{{ */
5203 @interface PackageCell : CYTableViewCell <
5204     ContentDelegate
5205 > {
5206     UIImage *icon_;
5207     NSString *name_;
5208     NSString *description_;
5209     bool commercial_;
5210     NSString *source_;
5211     UIImage *badge_;
5212     Package *package_;
5213     UIImage *placard_;
5214 }
5215
5216 - (PackageCell *) init;
5217 - (void) setPackage:(Package *)package;
5218
5219 - (void) drawContentRect:(CGRect)rect;
5220
5221 @end
5222
5223 @implementation PackageCell
5224
5225 - (void) clearPackage {
5226     if (icon_ != nil) {
5227         [icon_ release];
5228         icon_ = nil;
5229     }
5230
5231     if (name_ != nil) {
5232         [name_ release];
5233         name_ = nil;
5234     }
5235
5236     if (description_ != nil) {
5237         [description_ release];
5238         description_ = nil;
5239     }
5240
5241     if (source_ != nil) {
5242         [source_ release];
5243         source_ = nil;
5244     }
5245
5246     if (badge_ != nil) {
5247         [badge_ release];
5248         badge_ = nil;
5249     }
5250
5251     if (placard_ != nil) {
5252         [placard_ release];
5253         placard_ = nil;
5254     }
5255
5256     [package_ release];
5257     package_ = nil;
5258 }
5259
5260 - (void) dealloc {
5261     [self clearPackage];
5262     [super dealloc];
5263 }
5264
5265 - (PackageCell *) init {
5266     CGRect frame(CGRectMake(0, 0, 320, 74));
5267     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5268         UIView *content([self contentView]);
5269         CGRect bounds([content bounds]);
5270
5271         content_ = [[ContentView alloc] initWithFrame:bounds];
5272         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5273         [content addSubview:content_];
5274
5275         [content_ setDelegate:self];
5276         [content_ setOpaque:YES];
5277     } return self;
5278 }
5279
5280 - (NSString *) accessibilityLabel {
5281     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5282 }
5283
5284 - (void) setPackage:(Package *)package {
5285     [self clearPackage];
5286     [package parse];
5287
5288     Source *source = [package source];
5289
5290     icon_ = [[package icon] retain];
5291     name_ = [[package name] retain];
5292
5293     if (IsWildcat_)
5294         description_ = [package longDescription];
5295     if (description_ == nil)
5296         description_ = [package shortDescription];
5297     if (description_ != nil)
5298         description_ = [description_ retain];
5299
5300     commercial_ = [package isCommercial];
5301
5302     package_ = [package retain];
5303
5304     NSString *label = nil;
5305     bool trusted = false;
5306
5307     if (source != nil) {
5308         label = [source label];
5309         trusted = [source trusted];
5310     } else if ([[package id] isEqualToString:@"firmware"])
5311         label = UCLocalize("APPLE");
5312     else
5313         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5314
5315     NSString *from(label);
5316
5317     NSString *section = [package simpleSection];
5318     if (section != nil && ![section isEqualToString:label]) {
5319         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5320         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5321     }
5322
5323     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5324     source_ = [from retain];
5325
5326     if (NSString *purpose = [package primaryPurpose])
5327         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5328             badge_ = [badge_ retain];
5329
5330     UIColor *color;
5331     NSString *placard;
5332
5333     if (NSString *mode = [package_ mode]) {
5334         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5335             color = RemovingColor_;
5336             //placard = @"removing";
5337         } else {
5338             color = InstallingColor_;
5339             //placard = @"installing";
5340         }
5341
5342         // XXX: the removing/installing placards are not @2x
5343         placard = nil;
5344     } else {
5345         color = [UIColor whiteColor];
5346
5347         if ([package installed] != nil)
5348             placard = @"installed";
5349         else
5350             placard = nil;
5351     }
5352
5353     [content_ setBackgroundColor:color];
5354
5355     if (placard != nil)
5356         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5357             placard_ = [placard_ retain];
5358
5359     [self setNeedsDisplay];
5360     [content_ setNeedsDisplay];
5361 }
5362
5363 - (void) drawContentRect:(CGRect)rect {
5364     bool highlighted(highlighted_);
5365     float width([self bounds].size.width);
5366
5367 #if 0
5368     CGContextRef context(UIGraphicsGetCurrentContext());
5369     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5370     CGContextFillRect(context, rect);
5371 #endif
5372
5373     if (icon_ != nil) {
5374         CGRect rect;
5375         rect.size = [icon_ size];
5376
5377         rect.size.width /= 2;
5378         rect.size.height /= 2;
5379
5380         rect.origin.x = 25 - rect.size.width / 2;
5381         rect.origin.y = 25 - rect.size.height / 2;
5382
5383         [icon_ drawInRect:rect];
5384     }
5385
5386     if (badge_ != nil) {
5387         CGRect rect;
5388         rect.size = [badge_ size];
5389
5390         rect.size.width /= 2;
5391         rect.size.height /= 2;
5392
5393         rect.origin.x = 36 - rect.size.width / 2;
5394         rect.origin.y = 36 - rect.size.height / 2;
5395
5396         [badge_ drawInRect:rect];
5397     }
5398
5399     if (highlighted)
5400         UISetColor(White_);
5401
5402     if (!highlighted)
5403         UISetColor(commercial_ ? Purple_ : Black_);
5404     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5405     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5406
5407     if (!highlighted)
5408         UISetColor(commercial_ ? Purplish_ : Gray_);
5409     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5410
5411     if (placard_ != nil)
5412         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5413 }
5414
5415 @end
5416 /* }}} */
5417 /* Section Cell {{{ */
5418 @interface SectionCell : CYTableViewCell <
5419     ContentDelegate
5420 > {
5421     NSString *basic_;
5422     NSString *section_;
5423     NSString *name_;
5424     NSString *count_;
5425     UIImage *icon_;
5426     UISwitch *switch_;
5427     BOOL editing_;
5428 }
5429
5430 - (void) setSection:(Section *)section editing:(BOOL)editing;
5431
5432 @end
5433
5434 @implementation SectionCell
5435
5436 - (void) clearSection {
5437     if (basic_ != nil) {
5438         [basic_ release];
5439         basic_ = nil;
5440     }
5441
5442     if (section_ != nil) {
5443         [section_ release];
5444         section_ = nil;
5445     }
5446
5447     if (name_ != nil) {
5448         [name_ release];
5449         name_ = nil;
5450     }
5451
5452     if (count_ != nil) {
5453         [count_ release];
5454         count_ = nil;
5455     }
5456 }
5457
5458 - (void) dealloc {
5459     [self clearSection];
5460     [icon_ release];
5461     [switch_ release];
5462     [super dealloc];
5463 }
5464
5465 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5466     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5467         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5468         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5469         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5470
5471         UIView *content([self contentView]);
5472         CGRect bounds([content bounds]);
5473
5474         content_ = [[ContentView alloc] initWithFrame:bounds];
5475         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5476         [content addSubview:content_];
5477         [content_ setBackgroundColor:[UIColor whiteColor]];
5478
5479         [content_ setDelegate:self];
5480     } return self;
5481 }
5482
5483 - (void) onSwitch:(id)sender {
5484     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5485     if (metadata == nil) {
5486         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5487         [Sections_ setObject:metadata forKey:basic_];
5488     }
5489
5490     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5491     Changed_ = true;
5492 }
5493
5494 - (void) setSection:(Section *)section editing:(BOOL)editing {
5495     if (editing != editing_) {
5496         if (editing_)
5497             [switch_ removeFromSuperview];
5498         else
5499             [self addSubview:switch_];
5500         editing_ = editing;
5501     }
5502
5503     [self clearSection];
5504
5505     if (section == nil) {
5506         name_ = [UCLocalize("ALL_PACKAGES") retain];
5507         count_ = nil;
5508     } else {
5509         basic_ = [section name];
5510         if (basic_ != nil)
5511             basic_ = [basic_ retain];
5512
5513         section_ = [section localized];
5514         if (section_ != nil)
5515             section_ = [section_ retain];
5516
5517         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5518         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5519
5520         if (editing_)
5521             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5522     }
5523
5524     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5525     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5526
5527     [content_ setNeedsDisplay];
5528 }
5529
5530 - (void) setFrame:(CGRect)frame {
5531     [super setFrame:frame];
5532
5533     CGRect rect([switch_ frame]);
5534     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5535 }
5536
5537 - (NSString *) accessibilityLabel {
5538     return name_;
5539 }
5540
5541 - (void) drawContentRect:(CGRect)rect {
5542     bool highlighted(highlighted_ && !editing_);
5543
5544     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5545
5546     if (highlighted)
5547         UISetColor(White_);
5548
5549     float width(rect.size.width);
5550     if (editing_)
5551         width -= 87;
5552
5553     if (!highlighted)
5554         UISetColor(Black_);
5555     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5556
5557     CGSize size = [count_ sizeWithFont:Font14_];
5558
5559     UISetColor(White_);
5560     if (count_ != nil)
5561         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5562 }
5563
5564 @end
5565 /* }}} */
5566
5567 /* File Table {{{ */
5568 @interface FileTable : CYViewController <
5569     UITableViewDataSource,
5570     UITableViewDelegate
5571 > {
5572     _transient Database *database_;
5573     Package *package_;
5574     NSString *name_;
5575     NSMutableArray *files_;
5576     UITableView *list_;
5577 }
5578
5579 - (id) initWithDatabase:(Database *)database;
5580 - (void) setPackage:(Package *)package;
5581
5582 @end
5583
5584 @implementation FileTable
5585
5586 - (void) dealloc {
5587     [self releaseSubviews];
5588
5589     [package_ release];
5590     [name_ release];
5591     [files_ release];
5592
5593     [super dealloc];
5594 }
5595
5596 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5597     return files_ == nil ? 0 : [files_ count];
5598 }
5599
5600 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5601     return 24.0f;
5602 }*/
5603
5604 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5605     static NSString *reuseIdentifier = @"Cell";
5606
5607     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5608     if (cell == nil) {
5609         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5610         [cell setFont:[UIFont systemFontOfSize:16]];
5611     }
5612     [cell setText:[files_ objectAtIndex:indexPath.row]];
5613     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5614
5615     return cell;
5616 }
5617
5618 - (NSURL *) navigationURL {
5619     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5620 }
5621
5622 - (void) loadView {
5623     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5624
5625     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5626     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5627     [list_ setRowHeight:24.0f];
5628     [list_ setDataSource:self];
5629     [list_ setDelegate:self];
5630     [[self view] addSubview:list_];
5631 }
5632
5633 - (void) viewDidLoad {
5634     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5635 }
5636
5637 - (void) releaseSubviews {
5638     [list_ release];
5639     list_ = nil;
5640 }
5641
5642 - (id) initWithDatabase:(Database *)database {
5643     if ((self = [super init]) != nil) {
5644         database_ = database;
5645
5646         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5647     } return self;
5648 }
5649
5650 - (void) setPackage:(Package *)package {
5651     if (package_ != nil) {
5652         [package_ autorelease];
5653         package_ = nil;
5654     }
5655
5656     if (name_ != nil) {
5657         [name_ release];
5658         name_ = nil;
5659     }
5660
5661     [files_ removeAllObjects];
5662
5663     if (package != nil) {
5664         package_ = [package retain];
5665         name_ = [[package id] retain];
5666
5667         if (NSArray *files = [package files])
5668             [files_ addObjectsFromArray:files];
5669
5670         if ([files_ count] != 0) {
5671             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5672                 [files_ removeObjectAtIndex:0];
5673             [files_ sortUsingSelector:@selector(compareByPath:)];
5674
5675             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5676             [stack addObject:@"/"];
5677
5678             for (int i(0), e([files_ count]); i != e; ++i) {
5679                 NSString *file = [files_ objectAtIndex:i];
5680                 while (![file hasPrefix:[stack lastObject]])
5681                     [stack removeLastObject];
5682                 NSString *directory = [stack lastObject];
5683                 [stack addObject:[file stringByAppendingString:@"/"]];
5684                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5685                     ([stack count] - 2) * 3, "",
5686                     [file substringFromIndex:[directory length]]
5687                 ]];
5688             }
5689         }
5690     }
5691
5692     [list_ reloadData];
5693 }
5694
5695 - (void) reloadData {
5696     [super reloadData];
5697
5698     [self setPackage:[database_ packageWithName:name_]];
5699 }
5700
5701 @end
5702 /* }}} */
5703 /* Package Controller {{{ */
5704 @interface CYPackageController : CYBrowserController <
5705     UIActionSheetDelegate
5706 > {
5707     _transient Database *database_;
5708     Package *package_;
5709     NSString *name_;
5710     bool commercial_;
5711     NSMutableArray *buttons_;
5712     UIBarButtonItem *button_;
5713 }
5714
5715 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5716
5717 @end
5718
5719 @implementation CYPackageController
5720
5721 - (void) dealloc {
5722     if (package_ != nil)
5723         [package_ release];
5724     if (name_ != nil)
5725         [name_ release];
5726
5727     [buttons_ release];
5728
5729     if (button_ != nil)
5730         [button_ release];
5731
5732     [super dealloc];
5733 }
5734
5735 - (NSURL *) navigationURL {
5736     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5737 }
5738
5739 /* XXX: this is not safe at all... localization of /fail/ */
5740 - (void) _clickButtonWithName:(NSString *)name {
5741     if ([name isEqualToString:UCLocalize("CLEAR")])
5742         [delegate_ clearPackage:package_];
5743     else if ([name isEqualToString:UCLocalize("INSTALL")])
5744         [delegate_ installPackage:package_];
5745     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5746         [delegate_ installPackage:package_];
5747     else if ([name isEqualToString:UCLocalize("REMOVE")])
5748         [delegate_ removePackage:package_];
5749     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5750         [delegate_ installPackage:package_];
5751     else _assert(false);
5752 }
5753
5754 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5755     NSString *context([sheet context]);
5756
5757     if ([context isEqualToString:@"modify"]) {
5758         if (button != [sheet cancelButtonIndex]) {
5759             NSString *buttonName = [buttons_ objectAtIndex:button];
5760             [self _clickButtonWithName:buttonName];
5761         }
5762
5763         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5764     }
5765 }
5766
5767 - (bool) _allowJavaScriptPanel {
5768     return commercial_;
5769 }
5770
5771 #if !AlwaysReload
5772 - (void) _customButtonClicked {
5773     int count([buttons_ count]);
5774     if (count == 0)
5775         return;
5776
5777     if (count == 1)
5778         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5779     else {
5780         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5781         [buttons addObjectsFromArray:buttons_];
5782
5783         UIActionSheet *sheet = [[[UIActionSheet alloc]
5784             initWithTitle:nil
5785             delegate:self
5786             cancelButtonTitle:nil
5787             destructiveButtonTitle:nil
5788             otherButtonTitles:nil
5789         ] autorelease];
5790
5791         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5792         if (!IsWildcat_) {
5793            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5794            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5795         }
5796         [sheet setContext:@"modify"];
5797
5798         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5799     }
5800 }
5801
5802 // We don't want to allow non-commercial packages to do custom things to the install button,
5803 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5804 - (void) customButtonClicked {
5805     if (commercial_)
5806         [super customButtonClicked];
5807     else
5808         [self _customButtonClicked];
5809 }
5810
5811 - (void) reloadButtonClicked {
5812     // Don't reload a commerical package by tapping the loading button,
5813     // but if it's not an Install button, we should forward it on.
5814     if (![package_ uninstalled])
5815         [self _customButtonClicked];
5816 }
5817
5818 - (void) applyLoadingTitle {
5819     // Don't show "Loading" as the title. Ever.
5820 }
5821
5822 - (UIBarButtonItem *) rightButton {
5823     return button_;
5824 }
5825 #endif
5826
5827 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5828     if ((self = [super init]) != nil) {
5829         database_ = database;
5830         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5831         name_ = [[NSString alloc] initWithString:name];
5832         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5833     } return self;
5834 }
5835
5836 - (void) reloadData {
5837     if (package_ != nil)
5838         [package_ autorelease];
5839     package_ = [database_ packageWithName:name_];
5840
5841     [buttons_ removeAllObjects];
5842
5843     if (package_ != nil) {
5844         [package_ parse];
5845
5846         package_ = [package_ retain];
5847         commercial_ = [package_ isCommercial];
5848
5849         if ([package_ mode] != nil)
5850             [buttons_ addObject:UCLocalize("CLEAR")];
5851         if ([package_ source] == nil);
5852         else if ([package_ upgradableAndEssential:NO])
5853             [buttons_ addObject:UCLocalize("UPGRADE")];
5854         else if ([package_ uninstalled])
5855             [buttons_ addObject:UCLocalize("INSTALL")];
5856         else
5857             [buttons_ addObject:UCLocalize("REINSTALL")];
5858         if (![package_ uninstalled])
5859             [buttons_ addObject:UCLocalize("REMOVE")];
5860     }
5861
5862     if (button_ != nil)
5863         [button_ release];
5864
5865     NSString *title;
5866     switch ([buttons_ count]) {
5867         case 0: title = nil; break;
5868         case 1: title = [buttons_ objectAtIndex:0]; break;
5869         default: title = UCLocalize("MODIFY"); break;
5870     }
5871
5872     button_ = [[UIBarButtonItem alloc]
5873         initWithTitle:title
5874         style:UIBarButtonItemStylePlain
5875         target:self
5876         action:@selector(customButtonClicked)
5877     ];
5878
5879     [super reloadData];
5880 }
5881
5882 - (bool) isLoading {
5883     return commercial_ ? [super isLoading] : false;
5884 }
5885
5886 @end
5887 /* }}} */
5888
5889 /* Package List Controller {{{ */
5890 @interface PackageListController : CYViewController <
5891     UITableViewDataSource,
5892     UITableViewDelegate
5893 > {
5894     _transient Database *database_;
5895     unsigned era_;
5896     NSMutableArray *packages_;
5897     NSMutableArray *sections_;
5898     UITableView *list_;
5899     NSMutableArray *index_;
5900     NSMutableDictionary *indices_;
5901     NSString *title_;
5902 }
5903
5904 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5905 - (void) setDelegate:(id)delegate;
5906 - (void) resetCursor;
5907
5908 @end
5909
5910 @implementation PackageListController
5911
5912 - (void) dealloc {
5913     [packages_ release];
5914     [sections_ release];
5915     [list_ release];
5916     [index_ release];
5917     [indices_ release];
5918     [title_ release];
5919
5920     [super dealloc];
5921 }
5922
5923 - (void) deselectWithAnimation:(BOOL)animated {
5924     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5925 }
5926
5927 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5928     CGRect base = [[self view] bounds];
5929     base.size.height -= bounds.size.height;
5930     base.origin = [list_ frame].origin;
5931
5932     [UIView beginAnimations:nil context:NULL];
5933     [UIView setAnimationBeginsFromCurrentState:YES];
5934     [UIView setAnimationCurve:curve];
5935     [UIView setAnimationDuration:duration];
5936     [list_ setFrame:base];
5937     [UIView commitAnimations];
5938 }
5939
5940 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5941     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5942 }
5943
5944 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5945     [self resizeForKeyboardBounds:bounds duration:0];
5946 }
5947
5948 - (void) keyboardWillShow:(NSNotification *)notification {
5949     CGRect bounds;
5950     CGPoint center;
5951     NSTimeInterval duration;
5952     UIViewAnimationCurve curve;
5953     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5954     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5955     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5956     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5957
5958     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);
5959     UIViewController *base = self;
5960     while ([base parentViewController] != nil)
5961         base = [base parentViewController];
5962     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5963     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5964
5965     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5966 }
5967
5968 - (void) keyboardWillHide:(NSNotification *)notification {
5969     NSTimeInterval duration;
5970     UIViewAnimationCurve curve;
5971     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5972     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5973
5974     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5975 }
5976
5977 - (void) viewWillAppear:(BOOL)animated {
5978     [super viewWillAppear:animated];
5979
5980     [self resizeForKeyboardBounds:CGRectZero];
5981     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
5982     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
5983 }
5984
5985 - (void) viewWillDisappear:(BOOL)animated {
5986     [super viewWillDisappear:animated];
5987
5988     [self resizeForKeyboardBounds:CGRectZero];
5989     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
5990     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
5991 }
5992
5993 - (void) viewDidAppear:(BOOL)animated {
5994     [super viewDidAppear:animated];
5995     [self deselectWithAnimation:animated];
5996 }
5997
5998 - (void) didSelectPackage:(Package *)package {
5999     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6000     [view setDelegate:delegate_];
6001     [[self navigationController] pushViewController:view animated:YES];
6002 }
6003
6004 #if TryIndexedCollation
6005 + (BOOL) hasIndexedCollation {
6006     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6007 }
6008 #endif
6009
6010 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6011     NSInteger count([sections_ count]);
6012     return count == 0 ? 1 : count;
6013 }
6014
6015 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6016     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6017         return nil;
6018     return [[sections_ objectAtIndex:section] name];
6019 }
6020
6021 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6022     if ([sections_ count] == 0)
6023         return 0;
6024     return [[sections_ objectAtIndex:section] count];
6025 }
6026
6027 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6028 @synchronized (database_) {
6029     if ([database_ era] != era_)
6030         return nil;
6031
6032     Section *section([sections_ objectAtIndex:[path section]]);
6033     NSInteger row([path row]);
6034     Package *package([packages_ objectAtIndex:([section row] + row)]);
6035     return [[package retain] autorelease];
6036 } }
6037
6038 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6039     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6040     if (cell == nil)
6041         cell = [[[PackageCell alloc] init] autorelease];
6042     [cell setPackage:[self packageAtIndexPath:path]];
6043     return cell;
6044 }
6045
6046 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6047     Package *package([self packageAtIndexPath:path]);
6048     package = [database_ packageWithName:[package id]];
6049     [self didSelectPackage:package];
6050 }
6051
6052 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6053     // XXX: is 20 the most optimal number here?
6054     return [packages_ count] > 20 ? index_ : nil;
6055 }
6056
6057 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6058 #if TryIndexedCollation
6059     if ([[self class] hasIndexedCollation]) {
6060         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6061     }
6062 #endif
6063
6064     return index;
6065 }
6066
6067 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6068     if ((self = [super init]) != nil) {
6069         database_ = database;
6070         title_ = [title copy];
6071         [[self navigationItem] setTitle:title_];
6072
6073 #if TryIndexedCollation
6074         if ([[self class] hasIndexedCollation])
6075             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6076         else
6077 #endif
6078             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6079
6080         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6081
6082         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6083         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6084
6085         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6086         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6087         [list_ setRowHeight:73];
6088         [[self view] addSubview:list_];
6089
6090         [list_ setDataSource:self];
6091         [list_ setDelegate:self];
6092     } return self;
6093 }
6094
6095 - (void) setDelegate:(id)delegate {
6096     delegate_ = delegate;
6097 }
6098
6099 - (bool) hasPackage:(Package *)package {
6100     return true;
6101 }
6102
6103 - (void) reloadData {
6104     [super reloadData];
6105
6106     era_ = [database_ era];
6107     NSArray *packages = [database_ packages];
6108
6109     [packages_ removeAllObjects];
6110     [sections_ removeAllObjects];
6111
6112     _profile(PackageTable$reloadData$Filter)
6113         for (Package *package in packages)
6114             if ([self hasPackage:package])
6115                 [packages_ addObject:package];
6116     _end
6117
6118     [indices_ removeAllObjects];
6119
6120     Section *section = nil;
6121
6122 #if TryIndexedCollation
6123     if ([[self class] hasIndexedCollation]) {
6124         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6125         NSArray *titles = [collation sectionIndexTitles];
6126         int secidx = -1;
6127
6128         _profile(PackageTable$reloadData$Section)
6129             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6130                 Package *package;
6131                 int index;
6132
6133                 _profile(PackageTable$reloadData$Section$Package)
6134                     package = [packages_ objectAtIndex:offset];
6135                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6136                 _end
6137
6138                 while (secidx < index) {
6139                     secidx += 1;
6140
6141                     _profile(PackageTable$reloadData$Section$Allocate)
6142                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6143                     _end
6144
6145                     _profile(PackageTable$reloadData$Section$Add)
6146                         [sections_ addObject:section];
6147                     _end
6148                 }
6149
6150                 [section addToCount];
6151             }
6152         _end
6153     } else
6154 #endif
6155     {
6156         [index_ removeAllObjects];
6157
6158         _profile(PackageTable$reloadData$Section)
6159             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6160                 Package *package;
6161                 unichar index;
6162
6163                 _profile(PackageTable$reloadData$Section$Package)
6164                     package = [packages_ objectAtIndex:offset];
6165                     index = [package index];
6166                 _end
6167
6168                 if (section == nil || [section index] != index) {
6169                     _profile(PackageTable$reloadData$Section$Allocate)
6170                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6171                     _end
6172
6173                     [index_ addObject:[section name]];
6174                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6175
6176                     _profile(PackageTable$reloadData$Section$Add)
6177                         [sections_ addObject:section];
6178                     _end
6179                 }
6180
6181                 [section addToCount];
6182             }
6183         _end
6184     }
6185
6186     _profile(PackageTable$reloadData$List)
6187         [list_ reloadData];
6188     _end
6189 }
6190
6191 - (void) resetCursor {
6192     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6193 }
6194
6195 @end
6196 /* }}} */
6197 /* Filtered Package List Controller {{{ */
6198 @interface FilteredPackageListController : PackageListController {
6199     SEL filter_;
6200     IMP imp_;
6201     id object_;
6202 }
6203
6204 - (void) setObject:(id)object;
6205 - (void) setObject:(id)object forFilter:(SEL)filter;
6206
6207 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6208
6209 @end
6210
6211 @implementation FilteredPackageListController
6212
6213 - (void) dealloc {
6214     if (object_ != nil)
6215         [object_ release];
6216     [super dealloc];
6217 }
6218
6219 - (void) setFilter:(SEL)filter {
6220     filter_ = filter;
6221
6222     /* XXX: this is an unsafe optimization of doomy hell */
6223     Method method(class_getInstanceMethod([Package class], filter));
6224     _assert(method != NULL);
6225     imp_ = method_getImplementation(method);
6226     _assert(imp_ != NULL);
6227 }
6228
6229 - (void) setObject:(id)object {
6230     if (object_ != nil)
6231         [object_ release];
6232     if (object == nil)
6233         object_ = nil;
6234     else
6235         object_ = [object retain];
6236 }
6237
6238 - (void) setObject:(id)object forFilter:(SEL)filter {
6239     [self setFilter:filter];
6240     [self setObject:object];
6241 }
6242
6243 - (bool) hasPackage:(Package *)package {
6244     _profile(FilteredPackageTable$hasPackage)
6245         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6246     _end
6247 }
6248
6249 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6250     if ((self = [super initWithDatabase:database title:title]) != nil) {
6251         [self setFilter:filter];
6252         [self setObject:object];
6253     } return self;
6254 }
6255
6256 @end
6257 /* }}} */
6258
6259 /* Home Controller {{{ */
6260 @interface HomeController : CYBrowserController {
6261 }
6262
6263 @end
6264
6265 @implementation HomeController
6266
6267 + (BOOL) shouldHideNavigationBar {
6268     return NO;
6269 }
6270
6271 - (NSURL *) navigationURL {
6272     return [NSURL URLWithString:@"cydia://home"];
6273 }
6274
6275 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6276     [super _setMoreHeaders:request];
6277
6278     if (ChipID_ != nil)
6279         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6280     if (UniqueID_ != nil)
6281         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6282     if (PLMN_ != nil)
6283         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6284 }
6285
6286 - (void) aboutButtonClicked {
6287     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6288
6289     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6290     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6291     [alert setCancelButtonIndex:0];
6292
6293     [alert setMessage:
6294         @"Copyright (C) 2008-2011\n"
6295         "Jay Freeman (saurik)\n"
6296         "saurik@saurik.com\n"
6297         "http://www.saurik.com/"
6298     ];
6299
6300     [alert show];
6301 }
6302
6303 - (void) viewWillDisappear:(BOOL)animated {
6304     [super viewWillDisappear:animated];
6305
6306     if ([[self class] shouldHideNavigationBar])
6307         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6308 }
6309
6310 - (void) viewWillAppear:(BOOL)animated {
6311     if (![self hasLoaded])
6312         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6313
6314     [super viewWillAppear:animated];
6315
6316     if ([[self class] shouldHideNavigationBar])
6317         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6318 }
6319
6320 - (void) viewDidLoad {
6321     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6322         initWithTitle:UCLocalize("ABOUT")
6323         style:UIBarButtonItemStylePlain
6324         target:self
6325         action:@selector(aboutButtonClicked)
6326     ] autorelease]];
6327 }
6328
6329 @end
6330 /* }}} */
6331 /* Manage Controller {{{ */
6332 @interface ManageController : CYBrowserController {
6333 }
6334
6335 - (void) queueStatusDidChange;
6336
6337 @end
6338
6339 @implementation ManageController
6340
6341 - (NSURL *) navigationURL {
6342     return [NSURL URLWithString:@"cydia://manage"];
6343 }
6344
6345 - (void) viewWillAppear:(BOOL)animated {
6346     if (![self hasLoaded])
6347         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6348
6349     [super viewWillAppear:animated];
6350 }
6351
6352 - (void) viewDidLoad {
6353     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6354         initWithTitle:UCLocalize("SETTINGS")
6355         style:UIBarButtonItemStylePlain
6356         target:self
6357         action:@selector(settingsButtonClicked)
6358     ] autorelease]];
6359
6360     [self queueStatusDidChange];
6361 }
6362
6363 - (void) settingsButtonClicked {
6364     [delegate_ showSettings];
6365 }
6366
6367 #if !AlwaysReload
6368 - (void) queueButtonClicked {
6369     [delegate_ queue];
6370 }
6371
6372 - (void) applyLoadingTitle {
6373     // Disable "Loading" title.
6374 }
6375
6376 - (void) applyRightButton {
6377     // Disable right button.
6378 }
6379 #endif
6380
6381 - (void) queueStatusDidChange {
6382 #if !AlwaysReload
6383     if (!IsWildcat_ && Queuing_) {
6384         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6385             initWithTitle:UCLocalize("QUEUE")
6386             style:UIBarButtonItemStyleDone
6387             target:self
6388             action:@selector(queueButtonClicked)
6389         ] autorelease]];
6390     } else {
6391         [[self navigationItem] setRightBarButtonItem:nil];
6392     }
6393 #endif
6394 }
6395
6396 - (bool) isLoading {
6397     // Never show as loading.
6398     return false;
6399 }
6400
6401 @end
6402 /* }}} */
6403
6404 /* Refresh Bar {{{ */
6405 @interface RefreshBar : UINavigationBar {
6406     UIProgressIndicator *indicator_;
6407     UITextLabel *prompt_;
6408     UIProgressBar *progress_;
6409     UINavigationButton *cancel_;
6410 }
6411
6412 @end
6413
6414 @implementation RefreshBar
6415
6416 - (void) dealloc {
6417     [indicator_ release];
6418     [prompt_ release];
6419     [progress_ release];
6420     [cancel_ release];
6421     [super dealloc];
6422 }
6423
6424 - (void) positionViews {
6425     CGRect frame = [cancel_ frame];
6426     frame.size = [cancel_ sizeThatFits:frame.size];
6427     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6428     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6429     [cancel_ setFrame:frame];
6430
6431     CGSize prgsize = {75, 100};
6432     CGRect prgrect = {{
6433         [self frame].size.width - prgsize.width - 10,
6434         ([self frame].size.height - prgsize.height) / 2
6435     } , prgsize};
6436     [progress_ setFrame:prgrect];
6437
6438     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6439     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6440     CGRect indrect = {{indoffset, indoffset}, indsize};
6441     [indicator_ setFrame:indrect];
6442
6443     CGSize prmsize = {215, indsize.height + 4};
6444     CGRect prmrect = {{
6445         indoffset * 2 + indsize.width,
6446         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6447     }, prmsize};
6448     [prompt_ setFrame:prmrect];
6449 }
6450
6451 - (void) setFrame:(CGRect)frame {
6452     [super setFrame:frame];
6453     [self positionViews];
6454 }
6455
6456 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6457     if ((self = [super initWithFrame:frame]) != nil) {
6458         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6459
6460         [self setBarStyle:UIBarStyleBlack];
6461
6462         UIBarStyle barstyle([self _barStyle:NO]);
6463         bool ugly(barstyle == UIBarStyleDefault);
6464
6465         UIProgressIndicatorStyle style = ugly ?
6466             UIProgressIndicatorStyleMediumBrown :
6467             UIProgressIndicatorStyleMediumWhite;
6468
6469         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6470         [indicator_ setStyle:style];
6471         [indicator_ startAnimation];
6472         [self addSubview:indicator_];
6473
6474         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6475         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6476         [prompt_ setBackgroundColor:[UIColor clearColor]];
6477         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6478         [self addSubview:prompt_];
6479
6480         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6481         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6482         [progress_ setStyle:0];
6483         [self addSubview:progress_];
6484
6485         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6486         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6487         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6488         [cancel_ setBarStyle:barstyle];
6489
6490         [self positionViews];
6491     } return self;
6492 }
6493
6494 - (void) cancel {
6495     [cancel_ removeFromSuperview];
6496 }
6497
6498 - (void) start {
6499     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6500     [progress_ setProgress:0];
6501     [self addSubview:cancel_];
6502 }
6503
6504 - (void) stop {
6505     [cancel_ removeFromSuperview];
6506 }
6507
6508 - (void) setPrompt:(NSString *)prompt {
6509     [prompt_ setText:prompt];
6510 }
6511
6512 - (void) setProgress:(float)progress {
6513     [progress_ setProgress:progress];
6514 }
6515
6516 @end
6517 /* }}} */
6518
6519 @class CYNavigationController;
6520
6521 /* Cydia Tab Bar Controller {{{ */
6522 @interface CYTabBarController : UITabBarController <
6523     UITabBarControllerDelegate,
6524     ProgressDelegate
6525 > {
6526     _transient Database *database_;
6527     RefreshBar *refreshbar_;
6528
6529     bool dropped_;
6530     bool updating_;
6531     // XXX: ok, "updatedelegate_"?...
6532     _transient NSObject<CydiaDelegate> *updatedelegate_;
6533
6534     id root_;
6535     UIViewController *remembered_;
6536     _transient UIViewController *transient_;
6537 }
6538
6539 - (NSArray *) navigationURLCollection;
6540 - (void) dropBar:(BOOL)animated;
6541 - (void) beginUpdate;
6542 - (void) raiseBar:(BOOL)animated;
6543 - (BOOL) updating;
6544
6545 @end
6546
6547 @implementation CYTabBarController
6548
6549 - (void) setUnselectedViewController:(UIViewController *)transient {
6550     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6551     if (transient != nil) {
6552         if (transient_ == nil)
6553             remembered_ = [[controllers objectAtIndex:0] retain];
6554         transient_ = transient;
6555         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6556         [controllers replaceObjectAtIndex:0 withObject:transient_];
6557         [self setSelectedIndex:0];
6558         [self setViewControllers:controllers];
6559         [self concealTabBarSelection];
6560     } else if (remembered_ != nil) {
6561         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6562         transient_ = transient;
6563         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6564         [remembered_ release];
6565         remembered_ = nil;
6566         [self setViewControllers:controllers];
6567         [self revealTabBarSelection];
6568     }
6569 }
6570
6571 - (UIViewController *) unselectedViewController {
6572     return transient_;
6573 }
6574
6575 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6576     if ([self unselectedViewController])
6577         [self setUnselectedViewController:nil];
6578 }
6579
6580 - (NSArray *) navigationURLCollection {
6581     NSMutableArray *items([NSMutableArray array]);
6582
6583     // XXX: Should this deal with transient view controllers?
6584     for (id navigation in [self viewControllers]) {
6585         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6586         if (stack != nil)
6587             [items addObject:stack];
6588     }
6589
6590     return items;
6591 }
6592
6593 - (void) reloadData {
6594     for (CYViewController *controller in [self viewControllers])
6595         [controller reloadData];
6596
6597     [(CYNavigationController *)[self unselectedViewController] reloadData];
6598 }
6599
6600 - (void) dealloc {
6601     [refreshbar_ release];
6602     [[NSNotificationCenter defaultCenter] removeObserver:self];
6603
6604     [super dealloc];
6605 }
6606
6607 - (id) initWithDatabase:(Database *)database {
6608     if ((self = [super init]) != nil) {
6609         database_ = database;
6610         [self setDelegate:self];
6611
6612         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6613         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6614
6615         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6616     } return self;
6617 }
6618
6619 - (void) setUpdate:(NSDate *)date {
6620     [self beginUpdate];
6621 }
6622
6623 - (void) beginUpdate {
6624     [refreshbar_ start];
6625     [self dropBar:YES];
6626
6627     [updatedelegate_ retainNetworkActivityIndicator];
6628     updating_ = true;
6629
6630     [NSThread
6631         detachNewThreadSelector:@selector(performUpdate)
6632         toTarget:self
6633         withObject:nil
6634     ];
6635 }
6636
6637 - (void) performUpdate { _pooled
6638     Status status;
6639     status.setDelegate(self);
6640     [database_ updateWithStatus:status];
6641
6642     [self
6643         performSelectorOnMainThread:@selector(completeUpdate)
6644         withObject:nil
6645         waitUntilDone:NO
6646     ];
6647 }
6648
6649 - (void) stopUpdateWithSelector:(SEL)selector {
6650     updating_ = false;
6651     [updatedelegate_ releaseNetworkActivityIndicator];
6652
6653     [self raiseBar:YES];
6654     [refreshbar_ stop];
6655
6656     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6657 }
6658
6659 - (void) completeUpdate {
6660     if (!updating_)
6661         return;
6662     [self stopUpdateWithSelector:@selector(reloadData)];
6663 }
6664
6665 - (void) cancelUpdate {
6666     [self stopUpdateWithSelector:@selector(updateData)];
6667 }
6668
6669 - (void) cancelPressed {
6670     [self cancelUpdate];
6671 }
6672
6673 - (BOOL) updating {
6674     return updating_;
6675 }
6676
6677 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6678     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6679 }
6680
6681 - (void) startProgress {
6682 }
6683
6684 - (bool) isCancelling:(size_t)received {
6685     return !updating_;
6686 }
6687
6688 - (void) setProgressTitle:(NSString *)title {
6689     [refreshbar_ setPrompt:title];
6690 }
6691
6692 - (void) setProgressPercent:(NSNumber *)percent {
6693     [refreshbar_ setProgress:[percent floatValue]];
6694 }
6695
6696 - (void) addProgressOutput:(NSString *)output {
6697 }
6698
6699 - (void) setUpdateDelegate:(id)delegate {
6700     updatedelegate_ = delegate;
6701 }
6702
6703 - (CGFloat) statusBarHeight {
6704     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6705         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6706     } else {
6707         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6708     }
6709 }
6710
6711 - (UIView *) transitionView {
6712     if ([self respondsToSelector:@selector(_transitionView)])
6713         return [self _transitionView];
6714     else
6715         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6716 }
6717
6718 - (void) dropBar:(BOOL)animated {
6719     if (dropped_)
6720         return;
6721     dropped_ = true;
6722
6723     UIView *transition([self transitionView]);
6724     [[self view] addSubview:refreshbar_];
6725
6726     CGRect barframe([refreshbar_ frame]);
6727
6728     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6729         barframe.origin.y = [self statusBarHeight];
6730     else
6731         barframe.origin.y = 0;
6732
6733     [refreshbar_ setFrame:barframe];
6734
6735     if (animated)
6736         [UIView beginAnimations:nil context:NULL];
6737
6738     CGRect viewframe = [transition frame];
6739     viewframe.origin.y += barframe.size.height;
6740     viewframe.size.height -= barframe.size.height;
6741     [transition setFrame:viewframe];
6742
6743     if (animated)
6744         [UIView commitAnimations];
6745
6746     // Ensure bar has the proper width for our view, it might have changed
6747     barframe.size.width = viewframe.size.width;
6748     [refreshbar_ setFrame:barframe];
6749
6750     // XXX: fix Apple's layout bug
6751     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6752 }
6753
6754 - (void) raiseBar:(BOOL)animated {
6755     if (!dropped_)
6756         return;
6757     dropped_ = false;
6758
6759     UIView *transition([self transitionView]);
6760     [refreshbar_ removeFromSuperview];
6761
6762     CGRect barframe([refreshbar_ frame]);
6763
6764     if (animated)
6765         [UIView beginAnimations:nil context:NULL];
6766
6767     CGRect viewframe = [transition frame];
6768     viewframe.origin.y -= barframe.size.height;
6769     viewframe.size.height += barframe.size.height;
6770     [transition setFrame:viewframe];
6771
6772     if (animated)
6773         [UIView commitAnimations];
6774
6775     // XXX: fix Apple's layout bug
6776     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6777 }
6778
6779 #if 0
6780 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6781     // XXX: fix Apple's layout bug
6782     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6783 }
6784 #endif
6785
6786 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6787     bool dropped(dropped_);
6788
6789     if (dropped)
6790         [self raiseBar:NO];
6791
6792     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6793
6794     if (dropped)
6795         [self dropBar:NO];
6796
6797     // XXX: fix Apple's layout bug
6798     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6799 }
6800
6801 - (void) statusBarFrameChanged:(NSNotification *)notification {
6802     if (dropped_) {
6803         [self raiseBar:NO];
6804         [self dropBar:NO];
6805     }
6806 }
6807
6808 @end
6809 /* }}} */
6810 /* Cydia Navigation Controller {{{ */
6811 @interface CYNavigationController : UINavigationController {
6812     _transient Database *database_;
6813     _transient id<UINavigationControllerDelegate> delegate_;
6814 }
6815
6816 - (NSArray *) navigationURLCollection;
6817 - (id) initWithDatabase:(Database *)database;
6818 - (void) reloadData;
6819
6820 @end
6821
6822
6823 @implementation CYNavigationController
6824
6825 - (NSArray *) navigationURLCollection {
6826     NSMutableArray *stack([NSMutableArray array]);
6827
6828     for (CYViewController *controller in [self viewControllers]) {
6829         NSString *url = [[controller navigationURL] absoluteString];
6830         if (url != nil)
6831             [stack addObject:url];
6832     }
6833
6834     return stack;
6835 }
6836
6837 - (void) reloadData {
6838     for (CYViewController *page in [self viewControllers]) {
6839         // Only reload controllers that have already loaded.
6840         // This prevents a page from accidentally loading too
6841         // early if it hasn't been shown on the screen yet.
6842         if ([page hasLoaded])
6843             [page reloadData];
6844     }
6845 }
6846
6847 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6848     delegate_ = delegate;
6849 }
6850
6851 - (id) initWithDatabase:(Database *)database {
6852     if ((self = [super init]) != nil) {
6853         database_ = database;
6854     } return self;
6855 }
6856
6857 @end
6858 /* }}} */
6859
6860 /* Cydia:// Protocol {{{ */
6861 @interface CydiaURLProtocol : NSURLProtocol {
6862 }
6863
6864 @end
6865
6866 @implementation CydiaURLProtocol
6867
6868 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6869     NSURL *url([request URL]);
6870     if (url == nil)
6871         return NO;
6872     NSString *scheme([[url scheme] lowercaseString]);
6873     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6874         return NO;
6875     return YES;
6876 }
6877
6878 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6879     return request;
6880 }
6881
6882 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6883     id<NSURLProtocolClient> client([self client]);
6884     if (icon == nil)
6885         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6886     else {
6887         NSData *data(UIImagePNGRepresentation(icon));
6888
6889         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6890         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6891         [client URLProtocol:self didLoadData:data];
6892         [client URLProtocolDidFinishLoading:self];
6893     }
6894 }
6895
6896 - (void) startLoading {
6897     id<NSURLProtocolClient> client([self client]);
6898     NSURLRequest *request([self request]);
6899
6900     NSURL *url([request URL]);
6901     NSString *href([url absoluteString]);
6902
6903     NSString *path([href substringFromIndex:8]);
6904     NSRange slash([path rangeOfString:@"/"]);
6905
6906     NSString *command;
6907     if (slash.location == NSNotFound) {
6908         command = path;
6909         path = nil;
6910     } else {
6911         command = [path substringToIndex:slash.location];
6912         path = [path substringFromIndex:(slash.location + 1)];
6913     }
6914
6915     Database *database([Database sharedInstance]);
6916
6917     if ([command isEqualToString:@"package-icon"]) {
6918         if (path == nil)
6919             goto fail;
6920         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6921         Package *package([database packageWithName:path]);
6922         if (package == nil)
6923             goto fail;
6924         UIImage *icon([package icon]);
6925         [self _returnPNGWithImage:icon forRequest:request];
6926     } else if ([command isEqualToString:@"source-icon"]) {
6927         if (path == nil)
6928             goto fail;
6929         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6930         NSString *source(Simplify(path));
6931         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6932         if (icon == nil)
6933             icon = [UIImage applicationImageNamed:@"unknown.png"];
6934         [self _returnPNGWithImage:icon forRequest:request];
6935     } else if ([command isEqualToString:@"uikit-image"]) {
6936         if (path == nil)
6937             goto fail;
6938         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6939         UIImage *icon(_UIImageWithName(path));
6940         [self _returnPNGWithImage:icon forRequest:request];
6941     } else if ([command isEqualToString:@"section-icon"]) {
6942         if (path == nil)
6943             goto fail;
6944         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6945         NSString *section(Simplify(path));
6946         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6947         if (icon == nil)
6948             icon = [UIImage applicationImageNamed:@"unknown.png"];
6949         [self _returnPNGWithImage:icon forRequest:request];
6950     } else fail: {
6951         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6952     }
6953 }
6954
6955 - (void) stopLoading {
6956 }
6957
6958 @end
6959 /* }}} */
6960
6961 /* Section Controller {{{ */
6962 @interface SectionController : FilteredPackageListController {
6963     NSString *section_;
6964 }
6965
6966 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6967
6968 @end
6969
6970 @implementation SectionController
6971
6972 - (NSURL *) navigationURL {
6973     NSString *name = section_;
6974     if (name == nil)
6975         name = @"all";
6976
6977     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6978 }
6979
6980 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6981     NSString *title;
6982     if (name == nil)
6983         title = UCLocalize("ALL_PACKAGES");
6984     else if (![name isEqual:@""])
6985         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6986     else
6987         title = UCLocalize("NO_SECTION");
6988
6989     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
6990         section_ = name;
6991     } return self;
6992 }
6993
6994 @end
6995 /* }}} */
6996 /* Sections Controller {{{ */
6997 @interface SectionsController : CYViewController <
6998     UITableViewDataSource,
6999     UITableViewDelegate
7000 > {
7001     _transient Database *database_;
7002     NSMutableArray *sections_;
7003     NSMutableArray *filtered_;
7004     UITableView *list_;
7005     BOOL editing_;
7006 }
7007
7008 - (id) initWithDatabase:(Database *)database;
7009 - (void) editButtonClicked;
7010
7011 @end
7012
7013 @implementation SectionsController
7014
7015 - (void) dealloc {
7016     [self releaseSubviews];
7017     [sections_ release];
7018     [filtered_ release];
7019
7020     [super dealloc];
7021 }
7022
7023 - (NSURL *) navigationURL {
7024     return [NSURL URLWithString:@"cydia://sections"];
7025 }
7026
7027 - (void) updateNavigationItem {
7028     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7029     if ([sections_ count] == 0) {
7030         [[self navigationItem] setRightBarButtonItem:nil];
7031     } else {
7032         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7033             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7034             target:self
7035             action:@selector(editButtonClicked)
7036         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7037     }
7038 }
7039
7040 - (BOOL) isEditing {
7041     return editing_;
7042 }
7043
7044 - (void) setEditing:(BOOL)editing {
7045     if ((editing_ = editing))
7046         [list_ reloadData];
7047     else
7048         [delegate_ updateData];
7049
7050     [self updateNavigationItem];
7051 }
7052
7053 - (void) viewDidAppear:(BOOL)animated {
7054     [super viewDidAppear:animated];
7055     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7056 }
7057
7058 - (void) viewWillDisappear:(BOOL)animated {
7059     [super viewWillDisappear:animated];
7060     if (editing_) [self setEditing:NO];
7061 }
7062
7063 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7064     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7065     return section;
7066 }
7067
7068 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7069     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7070 }
7071
7072 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7073     return 45.0f;
7074 }*/
7075
7076 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7077     static NSString *reuseIdentifier = @"SectionCell";
7078
7079     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7080     if (cell == nil)
7081         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7082
7083     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7084
7085     return cell;
7086 }
7087
7088 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7089     if (editing_)
7090         return;
7091
7092     Section *section = [self sectionAtIndexPath:indexPath];
7093
7094     SectionController *controller = [[[SectionController alloc]
7095         initWithDatabase:database_
7096         section:[section name]
7097     ] autorelease];
7098     [controller setDelegate:delegate_];
7099
7100     [[self navigationController] pushViewController:controller animated:YES];
7101 }
7102
7103 - (void) loadView {
7104     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7105
7106     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7107     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7108     [list_ setRowHeight:45.0f];
7109     [list_ setDataSource:self];
7110     [list_ setDelegate:self];
7111     [[self view] addSubview:list_];
7112 }
7113
7114 - (void) viewDidLoad {
7115     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7116 }
7117
7118 - (void) releaseSubviews {
7119     [list_ release];
7120     list_ = nil;
7121 }
7122
7123 - (id) initWithDatabase:(Database *)database {
7124     if ((self = [super init]) != nil) {
7125         database_ = database;
7126
7127         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7128         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7129     } return self;
7130 }
7131
7132 - (void) reloadData {
7133     [super reloadData];
7134
7135     NSArray *packages = [database_ packages];
7136
7137     [sections_ removeAllObjects];
7138     [filtered_ removeAllObjects];
7139
7140     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7141
7142     _trace();
7143     for (Package *package in packages) {
7144         NSString *name([package section]);
7145         NSString *key(name == nil ? @"" : name);
7146
7147         Section *section;
7148
7149         _profile(SectionsView$reloadData$Section)
7150             section = [sections objectForKey:key];
7151             if (section == nil) {
7152                 _profile(SectionsView$reloadData$Section$Allocate)
7153                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7154                     [sections setObject:section forKey:key];
7155                 _end
7156             }
7157         _end
7158
7159         [section addToCount];
7160
7161         _profile(SectionsView$reloadData$Filter)
7162             if (![package valid] || ![package visible])
7163                 continue;
7164         _end
7165
7166         [section addToRow];
7167     }
7168     _trace();
7169
7170     [sections_ addObjectsFromArray:[sections allValues]];
7171
7172     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7173
7174     for (Section *section in sections_) {
7175         size_t count([section row]);
7176         if (count == 0)
7177             continue;
7178
7179         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7180         [section setCount:count];
7181         [filtered_ addObject:section];
7182     }
7183
7184     [self updateNavigationItem];
7185     [list_ reloadData];
7186     _trace();
7187 }
7188
7189 - (void) editButtonClicked {
7190     [self setEditing:(!editing_)];
7191 }
7192
7193 @end
7194 /* }}} */
7195
7196 /* Changes Controller {{{ */
7197 @interface ChangesController : CYViewController <
7198     UITableViewDataSource,
7199     UITableViewDelegate
7200 > {
7201     _transient Database *database_;
7202     unsigned era_;
7203     CFMutableArrayRef packages_;
7204     NSMutableArray *sections_;
7205     UITableView *list_;
7206     unsigned upgrades_;
7207     BOOL hasSentFirstLoad_;
7208 }
7209
7210 - (id) initWithDatabase:(Database *)database;
7211
7212 @end
7213
7214 @implementation ChangesController
7215
7216 - (void) dealloc {
7217     [self releaseSubviews];
7218     CFRelease(packages_);
7219     [sections_ release];
7220
7221     [super dealloc];
7222 }
7223
7224 - (NSURL *) navigationURL {
7225     return [NSURL URLWithString:@"cydia://changes"];
7226 }
7227
7228 - (void) viewWillAppear:(BOOL)animated {
7229     // Loads after it appears, so don't load beforehand.
7230     loaded_ = YES;
7231     [super viewWillAppear:animated];
7232 }
7233
7234 - (void) viewDidAppear:(BOOL)animated {
7235     [super viewDidAppear:animated];
7236
7237     if (!hasSentFirstLoad_) {
7238         hasSentFirstLoad_ = YES;
7239         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7240     } else {
7241         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7242     }
7243 }
7244
7245 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7246     NSInteger count([sections_ count]);
7247     return count == 0 ? 1 : count;
7248 }
7249
7250 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7251     if ([sections_ count] == 0)
7252         return nil;
7253     return [[sections_ objectAtIndex:section] name];
7254 }
7255
7256 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7257     if ([sections_ count] == 0)
7258         return 0;
7259     return [[sections_ objectAtIndex:section] count];
7260 }
7261
7262 - (Package *) packageAtIndex:(NSUInteger)index {
7263     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7264 }
7265
7266 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7267 @synchronized (database_) {
7268     if ([database_ era] != era_)
7269         return nil;
7270
7271     NSUInteger sectionIndex([path section]);
7272     if (sectionIndex >= [sections_ count])
7273         return nil;
7274     Section *section([sections_ objectAtIndex:sectionIndex]);
7275     NSInteger row([path row]);
7276     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7277 } }
7278
7279 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7280     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7281     if (cell == nil)
7282         cell = [[[PackageCell alloc] init] autorelease];
7283     [cell setPackage:[self packageAtIndexPath:path]];
7284     return cell;
7285 }
7286
7287 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7288     Package *package([self packageAtIndexPath:path]);
7289     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7290     [view setDelegate:delegate_];
7291     [[self navigationController] pushViewController:view animated:YES];
7292     return path;
7293 }
7294
7295 - (void) refreshButtonClicked {
7296     [delegate_ beginUpdate];
7297     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7298 }
7299
7300 - (void) upgradeButtonClicked {
7301     [delegate_ distUpgrade];
7302 }
7303
7304 - (void) loadView {
7305     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7306
7307     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7308     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7309     [list_ setRowHeight:73];
7310     [list_ setDataSource:self];
7311     [list_ setDelegate:self];
7312     [[self view] addSubview:list_];
7313 }
7314
7315 - (void) viewDidLoad {
7316     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7317 }
7318
7319 - (void) releaseSubviews {
7320     [list_ release];
7321     list_ = nil;
7322 }
7323
7324 - (id) initWithDatabase:(Database *)database {
7325     if ((self = [super init]) != nil) {
7326         database_ = database;
7327
7328         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7329         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7330     } return self;
7331 }
7332
7333 // this mostly works because reloadData (below) is @synchronized (database_)
7334 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7335 - (void) _reloadPackages:(NSArray *)packages {
7336     CFRelease(packages_);
7337     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7338
7339     _trace();
7340     _profile(ChangesController$_reloadPackages$Filter)
7341         for (Package *package in packages)
7342             if ([package upgradableAndEssential:YES] || [package visible])
7343                 CFArrayAppendValue(packages_, package);
7344     _end
7345     _trace();
7346     _profile(ChangesController$_reloadPackages$radixSort)
7347         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7348     _end
7349     _trace();
7350 }
7351
7352 - (void) reloadData {
7353 @synchronized (database_) {
7354     era_ = [database_ era];
7355     NSArray *packages = [database_ packages];
7356
7357     [sections_ removeAllObjects];
7358
7359 #if 1
7360     UIProgressHUD *hud([delegate_ addProgressHUD]);
7361     [hud setText:UCLocalize("LOADING")];
7362     //NSLog(@"HUD:%@::%@", delegate_, hud);
7363     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7364     [delegate_ removeProgressHUD:hud];
7365 #else
7366     [self _reloadPackages:packages];
7367 #endif
7368
7369     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7370     Section *ignored = nil;
7371     Section *section = nil;
7372     time_t last = 0;
7373
7374     upgrades_ = 0;
7375     bool unseens = false;
7376
7377     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7378
7379     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7380         Package *package = [self packageAtIndex:offset];
7381
7382         BOOL uae = [package upgradableAndEssential:YES];
7383
7384         if (!uae) {
7385             unseens = true;
7386             time_t seen([package seen]);
7387
7388             if (section == nil || last != seen) {
7389                 last = seen;
7390
7391                 NSString *name;
7392                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7393                 [name autorelease];
7394
7395                 _profile(ChangesController$reloadData$Allocate)
7396                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7397                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7398                     [sections_ addObject:section];
7399                 _end
7400             }
7401
7402             [section addToCount];
7403         } else if ([package ignored]) {
7404             if (ignored == nil) {
7405                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7406             }
7407             [ignored addToCount];
7408         } else {
7409             ++upgrades_;
7410             [upgradable addToCount];
7411         }
7412     }
7413     _trace();
7414
7415     CFRelease(formatter);
7416
7417     if (unseens) {
7418         Section *last = [sections_ lastObject];
7419         size_t count = [last count];
7420         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7421         [sections_ removeLastObject];
7422     }
7423
7424     if ([ignored count] != 0)
7425         [sections_ insertObject:ignored atIndex:0];
7426     if (upgrades_ != 0)
7427         [sections_ insertObject:upgradable atIndex:0];
7428
7429     [list_ reloadData];
7430
7431     if (upgrades_ > 0)
7432         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7433             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7434             style:UIBarButtonItemStylePlain
7435             target:self
7436             action:@selector(upgradeButtonClicked)
7437         ] autorelease]];
7438
7439     if (![delegate_ updating])
7440         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7441             initWithTitle:UCLocalize("REFRESH")
7442             style:UIBarButtonItemStylePlain
7443             target:self
7444             action:@selector(refreshButtonClicked)
7445         ] autorelease]];
7446
7447     PrintTimes();
7448 } }
7449
7450 @end
7451 /* }}} */
7452 /* Search Controller {{{ */
7453 @interface SearchController : FilteredPackageListController <
7454     UISearchBarDelegate
7455 > {
7456     UISearchBar *search_;
7457     BOOL searchloaded_;
7458 }
7459
7460 - (id) initWithDatabase:(Database *)database;
7461 - (void) setSearchTerm:(NSString *)term;
7462 - (void) reloadData;
7463
7464 @end
7465
7466 @implementation SearchController
7467
7468 - (void) dealloc {
7469     [search_ release];
7470     [super dealloc];
7471 }
7472
7473 - (NSURL *) navigationURL {
7474     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7475         return [NSURL URLWithString:@"cydia://search"];
7476     else
7477         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7478 }
7479
7480 - (void) setSearchTerm:(NSString *)searchTerm {
7481     [search_ setText:searchTerm];
7482     [self reloadData];
7483 }
7484
7485 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7486     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7487     [search_ resignFirstResponder];
7488     [self reloadData];
7489 }
7490
7491 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7492     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7493     [self reloadData];
7494 }
7495
7496 - (id) initWithDatabase:(Database *)database {
7497     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7498         search_ = [[UISearchBar alloc] init];
7499     } return self;
7500 }
7501
7502 - (void) viewDidAppear:(BOOL)animated {
7503     [super viewDidAppear:animated];
7504
7505     if (!searchloaded_) {
7506         searchloaded_ = YES;
7507         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7508         [search_ layoutSubviews];
7509         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7510
7511         UITextField *textField;
7512         if ([search_ respondsToSelector:@selector(searchField)])
7513             textField = [search_ searchField];
7514         else
7515             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7516
7517         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7518         [search_ setDelegate:self];
7519         [textField setEnablesReturnKeyAutomatically:NO];
7520         [[self navigationItem] setTitleView:textField];
7521     }
7522 }
7523
7524 - (void) reloadData {
7525     [self setObject:[search_ text]];
7526     [super reloadData];
7527     [self resetCursor];
7528 }
7529
7530 - (void) didSelectPackage:(Package *)package {
7531     [search_ resignFirstResponder];
7532     [super didSelectPackage:package];
7533 }
7534
7535 @end
7536 /* }}} */
7537 /* Package Settings Controller {{{ */
7538 @interface PackageSettingsController : CYViewController <
7539     UITableViewDataSource,
7540     UITableViewDelegate
7541 > {
7542     _transient Database *database_;
7543     NSString *name_;
7544     Package *package_;
7545     UITableView *table_;
7546     UISwitch *subscribedSwitch_;
7547     UISwitch *ignoredSwitch_;
7548     UITableViewCell *subscribedCell_;
7549     UITableViewCell *ignoredCell_;
7550 }
7551
7552 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7553
7554 @end
7555
7556 @implementation PackageSettingsController
7557
7558 - (void) dealloc {
7559     [self releaseSubviews];
7560     [name_ release];
7561     [package_ release];
7562
7563     [super dealloc];
7564 }
7565
7566 - (NSURL *) navigationURL {
7567     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7568 }
7569
7570 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7571     if (package_ == nil)
7572         return 0;
7573
7574     if ([package_ installed] == nil)
7575         return 1;
7576     else
7577         return 2;
7578 }
7579
7580 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7581     if (package_ == nil)
7582         return 0;
7583
7584     // both sections contain just one item right now.
7585     return 1;
7586 }
7587
7588 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7589     return nil;
7590 }
7591
7592 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7593     if (section == 0)
7594         return UCLocalize("SHOW_ALL_CHANGES_EX");
7595     else
7596         return UCLocalize("IGNORE_UPGRADES_EX");
7597 }
7598
7599 - (void) onSubscribed:(id)control {
7600     bool value([control isOn]);
7601     if (package_ == nil)
7602         return;
7603     if ([package_ setSubscribed:value])
7604         [delegate_ updateData];
7605 }
7606
7607 - (void) _updateIgnored {
7608     const char *package([name_ UTF8String]);
7609     bool on([ignoredSwitch_ isOn]);
7610
7611     pid_t pid(ExecFork());
7612     if (pid == 0) {
7613         FILE *dpkg(popen("dpkg --set-selections", "w"));
7614         fwrite(package, strlen(package), 1, dpkg);
7615
7616         if (on)
7617             fwrite(" hold\n", 6, 1, dpkg);
7618         else
7619             fwrite(" install\n", 9, 1, dpkg);
7620
7621         pclose(dpkg);
7622
7623         exit(0);
7624         _assert(false);
7625     }
7626
7627     _forever {
7628         int status;
7629         int result(waitpid(pid, &status, 0));
7630
7631         if (result != -1) {
7632             _assert(result == pid);
7633             break;
7634         }
7635     }
7636 }
7637
7638 - (void) onIgnored:(id)control {
7639     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7640     [invocation setTarget:self];
7641     [invocation setSelector:@selector(_updateIgnored)];
7642
7643     [delegate_ reloadDataWithInvocation:invocation];
7644 }
7645
7646 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7647     if (package_ == nil)
7648         return nil;
7649
7650     switch ([indexPath section]) {
7651         case 0: return subscribedCell_;
7652         case 1: return ignoredCell_;
7653
7654         _nodefault
7655     }
7656
7657     return nil;
7658 }
7659
7660 - (void) loadView {
7661     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7662
7663     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7664     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7665     [table_ setDataSource:self];
7666     [table_ setDelegate:self];
7667     [[self view] addSubview:table_];
7668
7669     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7670     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7671     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7672
7673     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7674     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7675     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7676
7677     subscribedCell_ = [[UITableViewCell alloc] init];
7678     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7679     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7680     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7681
7682     ignoredCell_ = [[UITableViewCell alloc] init];
7683     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7684     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7685     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7686 }
7687
7688 - (void) viewDidLoad {
7689     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7690 }
7691
7692 - (void) releaseSubviews {
7693     [ignoredCell_ release];
7694     ignoredCell_ = nil;
7695
7696     [subscribedCell_ release];
7697     subscribedCell_ = nil;
7698
7699     [table_ release];
7700     table_ = nil;
7701
7702     [ignoredSwitch_ release];
7703     ignoredSwitch_ = nil;
7704
7705     [subscribedSwitch_ release];
7706     subscribedSwitch_ = nil;
7707 }
7708
7709 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7710     if ((self = [super init]) != nil) {
7711         database_ = database;
7712         name_ = [package retain];
7713     } return self;
7714 }
7715
7716 - (void) reloadData {
7717     [super reloadData];
7718
7719     if (package_ != nil)
7720         [package_ autorelease];
7721     package_ = [database_ packageWithName:name_];
7722
7723     if (package_ != nil) {
7724         package_ = [package_ retain];
7725         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7726         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7727     } // XXX: what now, G?
7728
7729     [table_ reloadData];
7730 }
7731
7732 @end
7733 /* }}} */
7734
7735 /* Installed Controller {{{ */
7736 @interface InstalledController : FilteredPackageListController {
7737     BOOL expert_;
7738 }
7739
7740 - (id) initWithDatabase:(Database *)database;
7741
7742 - (void) updateRoleButton;
7743 - (void) queueStatusDidChange;
7744
7745 @end
7746
7747 @implementation InstalledController
7748
7749 - (void) dealloc {
7750     [super dealloc];
7751 }
7752
7753 - (NSURL *) navigationURL {
7754     return [NSURL URLWithString:@"cydia://installed"];
7755 }
7756
7757 - (id) initWithDatabase:(Database *)database {
7758     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7759         [self updateRoleButton];
7760         [self queueStatusDidChange];
7761     } return self;
7762 }
7763
7764 #if !AlwaysReload
7765 - (void) queueButtonClicked {
7766     [delegate_ queue];
7767 }
7768 #endif
7769
7770 - (void) queueStatusDidChange {
7771 #if !AlwaysReload
7772     if (IsWildcat_) {
7773         if (Queuing_) {
7774             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7775                 initWithTitle:UCLocalize("QUEUE")
7776                 style:UIBarButtonItemStyleDone
7777                 target:self
7778                 action:@selector(queueButtonClicked)
7779             ] autorelease]];
7780         } else {
7781             [[self navigationItem] setLeftBarButtonItem:nil];
7782         }
7783     }
7784 #endif
7785 }
7786
7787 - (void) updateRoleButton {
7788     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7789         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7790             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7791             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7792             target:self
7793             action:@selector(roleButtonClicked)
7794         ] autorelease]];
7795 }
7796
7797 - (void) roleButtonClicked {
7798     [self setObject:[NSNumber numberWithBool:expert_]];
7799     [self reloadData];
7800     expert_ = !expert_;
7801
7802     [self updateRoleButton];
7803 }
7804
7805 @end
7806 /* }}} */
7807
7808 /* Source Cell {{{ */
7809 @interface SourceCell : CYTableViewCell <
7810     ContentDelegate
7811 > {
7812     UIImage *icon_;
7813     NSString *origin_;
7814     NSString *label_;
7815 }
7816
7817 - (void) setSource:(Source *)source;
7818
7819 @end
7820
7821 @implementation SourceCell
7822
7823 - (void) clearSource {
7824     [icon_ release];
7825     [origin_ release];
7826     [label_ release];
7827
7828     icon_ = nil;
7829     origin_ = nil;
7830     label_ = nil;
7831 }
7832
7833 - (void) setSource:(Source *)source {
7834     [self clearSource];
7835
7836     if (icon_ == nil)
7837         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7838     if (icon_ == nil)
7839         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7840     icon_ = [icon_ retain];
7841
7842     origin_ = [[source name] retain];
7843     label_ = [[source uri] retain];
7844
7845     [content_ setNeedsDisplay];
7846 }
7847
7848 - (void) dealloc {
7849     [self clearSource];
7850     [super dealloc];
7851 }
7852
7853 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7854     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7855         UIView *content([self contentView]);
7856         CGRect bounds([content bounds]);
7857
7858         content_ = [[ContentView alloc] initWithFrame:bounds];
7859         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7860         [content_ setBackgroundColor:[UIColor whiteColor]];
7861         [content addSubview:content_];
7862
7863         [content_ setDelegate:self];
7864         [content_ setOpaque:YES];
7865     } return self;
7866 }
7867
7868 - (NSString *) accessibilityLabel {
7869     return label_;
7870 }
7871
7872 - (void) drawContentRect:(CGRect)rect {
7873     bool highlighted(highlighted_);
7874     float width(rect.size.width);
7875
7876     if (icon_ != nil)
7877         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7878
7879     if (highlighted)
7880         UISetColor(White_);
7881
7882     if (!highlighted)
7883         UISetColor(Black_);
7884     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7885
7886     if (!highlighted)
7887         UISetColor(Blue_);
7888     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7889 }
7890
7891 @end
7892 /* }}} */
7893 /* Source Controller {{{ */
7894 @interface SourceController : FilteredPackageListController {
7895     _transient Source *source_;
7896     NSString *key_;
7897 }
7898
7899 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7900
7901 @end
7902
7903 @implementation SourceController
7904
7905 - (NSURL *) navigationURL {
7906     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7907 }
7908
7909 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7910     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7911         source_ = source;
7912         key_ = [[source key] retain];
7913     } return self;
7914 }
7915
7916 - (void) reloadData {
7917     source_ = [database_ sourceWithKey:key_];
7918     [key_ release];
7919     key_ = [[source_ key] retain];
7920     [self setObject:source_];
7921     [[self navigationItem] setTitle:[source_ label]];
7922
7923     [super reloadData];
7924 }
7925
7926 @end
7927 /* }}} */
7928 /* Sources Controller {{{ */
7929 @interface SourcesController : CYViewController <
7930     UITableViewDataSource,
7931     UITableViewDelegate
7932 > {
7933     _transient Database *database_;
7934     UITableView *list_;
7935     NSMutableArray *sources_;
7936     int offset_;
7937
7938     NSString *href_;
7939     UIProgressHUD *hud_;
7940     NSError *error_;
7941
7942     //NSURLConnection *installer_;
7943     NSURLConnection *trivial_;
7944     NSURLConnection *trivial_bz2_;
7945     NSURLConnection *trivial_gz_;
7946     //NSURLConnection *automatic_;
7947
7948     BOOL cydia_;
7949 }
7950
7951 - (id) initWithDatabase:(Database *)database;
7952 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7953
7954 @end
7955
7956 @implementation SourcesController
7957
7958 - (void) _releaseConnection:(NSURLConnection *)connection {
7959     if (connection != nil) {
7960         [connection cancel];
7961         //[connection setDelegate:nil];
7962         [connection release];
7963     }
7964 }
7965
7966 - (void) dealloc {
7967     [self releaseSubviews];
7968
7969     [href_ release];
7970     [hud_ release];
7971     [error_ release];
7972
7973     //[self _releaseConnection:installer_];
7974     [self _releaseConnection:trivial_];
7975     [self _releaseConnection:trivial_gz_];
7976     [self _releaseConnection:trivial_bz2_];
7977     //[self _releaseConnection:automatic_];
7978
7979     [sources_ release];
7980     [super dealloc];
7981 }
7982
7983 - (NSURL *) navigationURL {
7984     return [NSURL URLWithString:@"cydia://sources"];
7985 }
7986
7987 - (void) viewDidAppear:(BOOL)animated {
7988     [super viewDidAppear:animated];
7989     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7990 }
7991
7992 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7993     return offset_ == 0 ? 1 : 2;
7994 }
7995
7996 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7997     switch (section + (offset_ == 0 ? 1 : 0)) {
7998         case 0: return UCLocalize("ENTERED_BY_USER");
7999         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8000
8001         _nodefault
8002     }
8003 }
8004
8005 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8006     int count = [sources_ count];
8007     switch (section) {
8008         case 0: return (offset_ == 0 ? count : offset_);
8009         case 1: return count - offset_;
8010
8011         _nodefault
8012     }
8013 }
8014
8015 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8016     unsigned idx = 0;
8017     switch (indexPath.section) {
8018         case 0: idx = indexPath.row; break;
8019         case 1: idx = indexPath.row + offset_; break;
8020
8021         _nodefault
8022     }
8023     return [sources_ objectAtIndex:idx];
8024 }
8025
8026 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8027     static NSString *cellIdentifier = @"SourceCell";
8028
8029     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8030     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8031     [cell setSource:[self sourceAtIndexPath:indexPath]];
8032     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8033
8034     return cell;
8035 }
8036
8037 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8038     Source *source = [self sourceAtIndexPath:indexPath];
8039
8040     SourceController *controller = [[[SourceController alloc]
8041         initWithDatabase:database_
8042         source:source
8043     ] autorelease];
8044
8045     [controller setDelegate:delegate_];
8046
8047     [[self navigationController] pushViewController:controller animated:YES];
8048 }
8049
8050 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8051     Source *source = [self sourceAtIndexPath:indexPath];
8052     return [source record] != nil;
8053 }
8054
8055 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8056     Source *source = [self sourceAtIndexPath:indexPath];
8057     [Sources_ removeObjectForKey:[source key]];
8058     [delegate_ syncData];
8059 }
8060
8061 - (void) complete {
8062     [delegate_ addTrivialSource:href_];
8063     [delegate_ syncData];
8064 }
8065
8066 - (NSString *) getWarning {
8067     NSString *href(href_);
8068     NSRange colon([href rangeOfString:@"://"]);
8069     if (colon.location != NSNotFound)
8070         href = [href substringFromIndex:(colon.location + 3)];
8071     href = [href stringByAddingPercentEscapes];
8072     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8073     href = [href stringByCachingURLWithCurrentCDN];
8074
8075     NSURL *url([NSURL URLWithString:href]);
8076
8077     NSStringEncoding encoding;
8078     NSError *error(nil);
8079
8080     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8081         return [warning length] == 0 ? nil : warning;
8082     return nil;
8083 }
8084
8085 - (void) _endConnection:(NSURLConnection *)connection {
8086     // XXX: the memory management in this method is horribly awkward
8087
8088     NSURLConnection **field = NULL;
8089     if (connection == trivial_)
8090         field = &trivial_;
8091     else if (connection == trivial_bz2_)
8092         field = &trivial_bz2_;
8093     else if (connection == trivial_gz_)
8094         field = &trivial_gz_;
8095     _assert(field != NULL);
8096     [connection release];
8097     *field = nil;
8098
8099     if (
8100         trivial_ == nil &&
8101         trivial_bz2_ == nil &&
8102         trivial_gz_ == nil
8103     ) {
8104         bool defer(false);
8105
8106         if (cydia_) {
8107             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8108                 defer = true;
8109
8110                 UIAlertView *alert = [[[UIAlertView alloc]
8111                     initWithTitle:UCLocalize("SOURCE_WARNING")
8112                     message:warning
8113                     delegate:self
8114                     cancelButtonTitle:UCLocalize("CANCEL")
8115                     otherButtonTitles:
8116                         UCLocalize("ADD_ANYWAY"),
8117                     nil
8118                 ] autorelease];
8119
8120                 [alert setContext:@"warning"];
8121                 [alert setNumberOfRows:1];
8122                 [alert show];
8123             } else
8124                 [self complete];
8125         } else if (error_ != nil) {
8126             UIAlertView *alert = [[[UIAlertView alloc]
8127                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8128                 message:[error_ localizedDescription]
8129                 delegate:self
8130                 cancelButtonTitle:UCLocalize("OK")
8131                 otherButtonTitles:nil
8132             ] autorelease];
8133
8134             [alert setContext:@"urlerror"];
8135             [alert show];
8136         } else {
8137             UIAlertView *alert = [[[UIAlertView alloc]
8138                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8139                 message:UCLocalize("NOT_REPOSITORY_EX")
8140                 delegate:self
8141                 cancelButtonTitle:UCLocalize("OK")
8142                 otherButtonTitles:nil
8143             ] autorelease];
8144
8145             [alert setContext:@"trivial"];
8146             [alert show];
8147         }
8148
8149         [delegate_ setStatusBarShowsProgress:NO];
8150         [delegate_ removeProgressHUD:hud_];
8151
8152         [hud_ autorelease];
8153         hud_ = nil;
8154
8155         if (!defer) {
8156             [href_ release];
8157             href_ = nil;
8158         }
8159
8160         if (error_ != nil) {
8161             [error_ release];
8162             error_ = nil;
8163         }
8164     }
8165 }
8166
8167 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8168     switch ([response statusCode]) {
8169         case 200:
8170             cydia_ = YES;
8171     }
8172 }
8173
8174 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8175     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8176     if (error_ != nil)
8177         error_ = [error retain];
8178     [self _endConnection:connection];
8179 }
8180
8181 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8182     [self _endConnection:connection];
8183 }
8184
8185 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8186     NSMutableURLRequest *request = [NSMutableURLRequest
8187         requestWithURL:[NSURL URLWithString:href]
8188         cachePolicy:NSURLRequestUseProtocolCachePolicy
8189         timeoutInterval:120.0
8190     ];
8191
8192     [request setHTTPMethod:method];
8193
8194     if (Machine_ != NULL)
8195         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8196     if (UniqueID_ != nil)
8197         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8198     if (Role_ != nil)
8199         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8200
8201     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8202 }
8203
8204 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8205     NSString *context([alert context]);
8206
8207     if ([context isEqualToString:@"source"]) {
8208         switch (button) {
8209             case 1: {
8210                 NSString *href = [[alert textField] text];
8211
8212                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8213
8214                 if (![href hasSuffix:@"/"])
8215                     href_ = [href stringByAppendingString:@"/"];
8216                 else
8217                     href_ = href;
8218                 href_ = [href_ retain];
8219
8220                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8221                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8222                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8223                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8224
8225                 cydia_ = false;
8226
8227                 // XXX: this is stupid
8228                 hud_ = [[delegate_ addProgressHUD] retain];
8229                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8230             } break;
8231
8232             case 0:
8233             break;
8234
8235             _nodefault
8236         }
8237
8238         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8239     } else if ([context isEqualToString:@"trivial"])
8240         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8241     else if ([context isEqualToString:@"urlerror"])
8242         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8243     else if ([context isEqualToString:@"warning"]) {
8244         switch (button) {
8245             case 1:
8246                 [self complete];
8247             break;
8248
8249             case 0:
8250             break;
8251
8252             _nodefault
8253         }
8254
8255         [href_ release];
8256         href_ = nil;
8257
8258         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8259     }
8260 }
8261
8262 - (void) loadView {
8263     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8264
8265     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8266     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8267     [list_ setRowHeight:56];
8268     [list_ setDataSource:self];
8269     [list_ setDelegate:self];
8270     [[self view] addSubview:list_];
8271 }
8272
8273 - (void) viewDidLoad {
8274     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8275     [self updateButtonsForEditingStatus:NO animated:NO];
8276 }
8277
8278 - (void) releaseSubviews {
8279     [list_ release];
8280     list_ = nil;
8281 }
8282
8283 - (id) initWithDatabase:(Database *)database {
8284     if ((self = [super init]) != nil) {
8285         database_ = database;
8286         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8287     } return self;
8288 }
8289
8290 - (void) reloadData {
8291     [super reloadData];
8292
8293     pkgSourceList list;
8294     if (!list.ReadMainList())
8295         return;
8296
8297     [sources_ removeAllObjects];
8298     [sources_ addObjectsFromArray:[database_ sources]];
8299     _trace();
8300     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8301     _trace();
8302
8303     int count([sources_ count]);
8304     offset_ = 0;
8305     for (int i = 0; i != count; i++) {
8306         if ([[sources_ objectAtIndex:i] record] == nil)
8307             break;
8308         offset_++;
8309     }
8310
8311     [list_ setEditing:NO];
8312     [self updateButtonsForEditingStatus:NO animated:NO];
8313     [list_ reloadData];
8314 }
8315
8316 - (void) showAddSourcePrompt {
8317     UIAlertView *alert = [[[UIAlertView alloc]
8318         initWithTitle:UCLocalize("ENTER_APT_URL")
8319         message:nil
8320         delegate:self
8321         cancelButtonTitle:UCLocalize("CANCEL")
8322         otherButtonTitles:
8323             UCLocalize("ADD_SOURCE"),
8324         nil
8325     ] autorelease];
8326
8327     [alert setContext:@"source"];
8328     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8329
8330     [alert setNumberOfRows:1];
8331     [alert addTextFieldWithValue:@"http://" label:@""];
8332
8333     UITextInputTraits *traits = [[alert textField] textInputTraits];
8334     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8335     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8336     [traits setKeyboardType:UIKeyboardTypeURL];
8337     // XXX: UIReturnKeyDone
8338     [traits setReturnKeyType:UIReturnKeyNext];
8339
8340     [alert show];
8341 }
8342
8343 - (void) addButtonClicked {
8344     [self showAddSourcePrompt];
8345 }
8346
8347 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8348     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8349         initWithTitle:UCLocalize("ADD")
8350         style:UIBarButtonItemStylePlain
8351         target:self
8352         action:@selector(addButtonClicked)
8353     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8354
8355     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8356         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8357         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8358         target:self
8359         action:@selector(editButtonClicked)
8360     ] autorelease] animated:animated];
8361
8362     if (IsWildcat_ && !editing)
8363         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8364             initWithTitle:UCLocalize("SETTINGS")
8365             style:UIBarButtonItemStylePlain
8366             target:self
8367             action:@selector(settingsButtonClicked)
8368         ] autorelease]];
8369 }
8370
8371 - (void) settingsButtonClicked {
8372     [delegate_ showSettings];
8373 }
8374
8375 - (void) editButtonClicked {
8376     [list_ setEditing:![list_ isEditing] animated:YES];
8377
8378     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8379 }
8380
8381 @end
8382 /* }}} */
8383
8384 /* Settings Controller {{{ */
8385 @interface SettingsController : CYViewController <
8386     UITableViewDataSource,
8387     UITableViewDelegate
8388 > {
8389     _transient Database *database_;
8390     // XXX: ok, "roledelegate_"?...
8391     _transient id roledelegate_;
8392     UITableView *table_;
8393     UISegmentedControl *segment_;
8394     UIView *container_;
8395 }
8396
8397 - (void) showDoneButton;
8398 - (void) resizeSegmentedControl;
8399
8400 @end
8401
8402 @implementation SettingsController
8403
8404 - (void) dealloc {
8405     [self releaseSubviews];
8406
8407     [super dealloc];
8408 }
8409
8410 - (void) loadView {
8411     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8412
8413     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8414     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8415     [table_ setDelegate:self];
8416     [table_ setDataSource:self];
8417     [[self view] addSubview:table_];
8418
8419     NSArray *items = [NSArray arrayWithObjects:
8420         UCLocalize("USER"),
8421         UCLocalize("HACKER"),
8422         UCLocalize("DEVELOPER"),
8423     nil];
8424     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8425     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8426     [container_ addSubview:segment_];
8427 }
8428
8429 - (void) viewDidLoad {
8430     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8431
8432     int index = -1;
8433     if ([Role_ isEqualToString:@"User"]) index = 0;
8434     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8435     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8436     if (index != -1) {
8437         [segment_ setSelectedSegmentIndex:index];
8438         [self showDoneButton];
8439     }
8440
8441     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8442     [self resizeSegmentedControl];
8443 }
8444
8445 - (void) releaseSubviews {
8446     [table_ release];
8447     table_ = nil;
8448
8449     [segment_ release];
8450     segment_ = nil;
8451
8452     [container_ release];
8453     container_ = nil;
8454 }
8455
8456 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8457     if ((self = [super init]) != nil) {
8458         database_ = database;
8459         roledelegate_ = delegate;
8460     } return self;
8461 }
8462
8463 - (void) resizeSegmentedControl {
8464     CGFloat width = [[self view] frame].size.width;
8465     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8466 }
8467
8468 - (void) viewWillAppear:(BOOL)animated {
8469     [super viewWillAppear:animated];
8470
8471     [self resizeSegmentedControl];
8472 }
8473
8474 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8475     [self resizeSegmentedControl];
8476 }
8477
8478 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8479     [self resizeSegmentedControl];
8480 }
8481
8482 - (void) save {
8483     NSString *role(nil);
8484
8485     switch ([segment_ selectedSegmentIndex]) {
8486         case 0: role = @"User"; break;
8487         case 1: role = @"Hacker"; break;
8488         case 2: role = @"Developer"; break;
8489
8490         _nodefault
8491     }
8492
8493     if (![role isEqualToString:Role_]) {
8494         bool rolling(Role_ == nil);
8495         Role_ = role;
8496
8497         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8498             Role_, @"Role",
8499         nil];
8500
8501         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8502         Changed_ = true;
8503
8504         if (rolling)
8505             [roledelegate_ loadData];
8506         else
8507             [roledelegate_ updateData];
8508     }
8509 }
8510
8511 - (void) segmentChanged:(UISegmentedControl *)control {
8512     [self showDoneButton];
8513 }
8514
8515 - (void) saveAndClose {
8516     [self save];
8517
8518     [[self navigationItem] setRightBarButtonItem:nil];
8519     [[self navigationController] dismissModalViewControllerAnimated:YES];
8520 }
8521
8522 - (void) doneButtonClicked {
8523     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8524     [spinner startAnimating];
8525     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8526     [[self navigationItem] setRightBarButtonItem:spinItem];
8527
8528     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8529 }
8530
8531 - (void) showDoneButton {
8532     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8533         initWithTitle:UCLocalize("DONE")
8534         style:UIBarButtonItemStyleDone
8535         target:self
8536         action:@selector(doneButtonClicked)
8537     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8538 }
8539
8540 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8541     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8542     return 6;
8543 }
8544
8545 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8546     return 0; // :(
8547 }
8548
8549 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8550     return nil; // This method is required by the protocol.
8551 }
8552
8553 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8554     if (section == 1)
8555         return UCLocalize("ROLE_EX");
8556     if (section == 4)
8557         return [NSString stringWithFormat:
8558             @"%@: %@\n%@: %@\n%@: %@",
8559             UCLocalize("USER"), UCLocalize("USER_EX"),
8560             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8561             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8562         ];
8563     else return nil;
8564 }
8565
8566 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8567     return section == 3 ? 44.0f : 0;
8568 }
8569
8570 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8571     return section == 3 ? container_ : nil;
8572 }
8573
8574 - (void) reloadData {
8575     [super reloadData];
8576     [table_ reloadData];
8577 }
8578
8579 @end
8580 /* }}} */
8581 /* Stash Controller {{{ */
8582 @interface StashController : CYViewController {
8583     UIActivityIndicatorView *spinner_;
8584     UILabel *status_;
8585     UILabel *caption_;
8586 }
8587
8588 @end
8589
8590 @implementation StashController
8591
8592 - (void) dealloc {
8593     [self releaseSubviews];
8594
8595     [super dealloc];
8596 }
8597
8598 - (void) loadView {
8599     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8600     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8601
8602     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8603     CGRect spinrect = [spinner_ frame];
8604     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8605     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8606     [spinner_ setFrame:spinrect];
8607     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8608     [[self view] addSubview:spinner_];
8609     [spinner_ startAnimating];
8610
8611     CGRect captrect;
8612     captrect.size.width = [[self view] frame].size.width;
8613     captrect.size.height = 40.0f;
8614     captrect.origin.x = 0;
8615     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8616     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8617     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8618     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8619     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8620     [caption_ setTextColor:[UIColor whiteColor]];
8621     [caption_ setBackgroundColor:[UIColor clearColor]];
8622     [caption_ setShadowColor:[UIColor blackColor]];
8623     [caption_ setTextAlignment:UITextAlignmentCenter];
8624     [[self view] addSubview:caption_];
8625
8626     CGRect statusrect;
8627     statusrect.size.width = [[self view] frame].size.width;
8628     statusrect.size.height = 30.0f;
8629     statusrect.origin.x = 0;
8630     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8631     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8632     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8633     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8634     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8635     [status_ setTextColor:[UIColor whiteColor]];
8636     [status_ setBackgroundColor:[UIColor clearColor]];
8637     [status_ setShadowColor:[UIColor blackColor]];
8638     [status_ setTextAlignment:UITextAlignmentCenter];
8639     [[self view] addSubview:status_];
8640 }
8641
8642 - (void) releaseSubviews {
8643     [spinner_ release];
8644     spinner_ = nil;
8645
8646     [status_ release];
8647     status_ = nil;
8648
8649     [caption_ release];
8650     caption_ = nil;
8651 }
8652
8653 @end
8654 /* }}} */
8655
8656 @interface Cydia : UIApplication <
8657     ConfirmationControllerDelegate,
8658     ProgressControllerDelegate,
8659     CydiaDelegate,
8660     UINavigationControllerDelegate,
8661     UITabBarControllerDelegate
8662 > {
8663     // XXX: evaluate all fields for _transient
8664
8665     UIWindow *window_;
8666     CYTabBarController *tabbar_;
8667
8668     NSMutableArray *essential_;
8669     NSMutableArray *broken_;
8670
8671     Database *database_;
8672
8673     NSURL *starturl_;
8674
8675     unsigned locked_;
8676     unsigned activity_;
8677
8678     StashController *stash_;
8679
8680     bool loaded_;
8681 }
8682
8683 - (void) loadData;
8684
8685 @end
8686
8687 @implementation Cydia
8688
8689 - (void) beginUpdate {
8690     [tabbar_ beginUpdate];
8691 }
8692
8693 - (BOOL) updating {
8694     return [tabbar_ updating];
8695 }
8696
8697 - (void) _loaded {
8698     if ([broken_ count] != 0) {
8699         int count = [broken_ count];
8700
8701         UIAlertView *alert = [[[UIAlertView alloc]
8702             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8703             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8704             delegate:self
8705             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8706             otherButtonTitles:
8707                 UCLocalize("TEMPORARY_IGNORE"),
8708             nil
8709         ] autorelease];
8710
8711         [alert setContext:@"fixhalf"];
8712         [alert show];
8713     } else if (!Ignored_ && [essential_ count] != 0) {
8714         int count = [essential_ count];
8715
8716         UIAlertView *alert = [[[UIAlertView alloc]
8717             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8718             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8719             delegate:self
8720             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8721             otherButtonTitles:
8722                 UCLocalize("UPGRADE_ESSENTIAL"),
8723                 UCLocalize("COMPLETE_UPGRADE"),
8724             nil
8725         ] autorelease];
8726
8727         [alert setContext:@"upgrade"];
8728         [alert show];
8729     }
8730 }
8731
8732 - (void) _saveConfig {
8733     _trace();
8734     MetaFile_.Sync();
8735     _trace();
8736
8737     if (Changed_) {
8738         NSString *error(nil);
8739
8740         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8741             _trace();
8742             NSError *error(nil);
8743             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8744                 NSLog(@"failure to save metadata data: %@", error);
8745             _trace();
8746
8747             Changed_ = false;
8748         } else {
8749             NSLog(@"failure to serialize metadata: %@", error);
8750         }
8751     }
8752 }
8753
8754 // Navigation controller for the queuing badge.
8755 - (CYNavigationController *) queueNavigationController {
8756     NSArray *controllers = [tabbar_ viewControllers];
8757     return [controllers objectAtIndex:3];
8758 }
8759
8760 - (void) _updateData {
8761     [self _saveConfig];
8762
8763     [tabbar_ reloadData];
8764
8765     CYNavigationController *navigation = [self queueNavigationController];
8766
8767     id queuedelegate = nil;
8768     if ([[navigation viewControllers] count] > 0)
8769         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8770
8771     [queuedelegate queueStatusDidChange];
8772     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8773 }
8774
8775 - (void) _refreshIfPossible:(NSDate *)update {
8776     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8777
8778     bool recently = false;
8779     if (update != nil) {
8780         NSTimeInterval interval([update timeIntervalSinceNow]);
8781         if (interval <= 0 && interval > -(15*60))
8782             recently = true;
8783     }
8784
8785     // Don't automatic refresh if:
8786     //  - We already refreshed recently.
8787     //  - We already auto-refreshed this launch.
8788     //  - Auto-refresh is disabled.
8789     if (recently || loaded_ || ManualRefresh) {
8790         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8791
8792         // If we are cancelling, we need to make sure it knows it's already loaded.
8793         loaded_ = true;
8794         return;
8795     } else {
8796         // We are going to load, so remember that.
8797         loaded_ = true;
8798     }
8799
8800     SCNetworkReachabilityFlags flags; {
8801         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8802         SCNetworkReachabilityGetFlags(reachability, &flags);
8803         CFRelease(reachability);
8804     }
8805
8806     // XXX: this elaborate mess is what Apple is using to determine this? :(
8807     // XXX: do we care if the user has to intervene? maybe that's ok?
8808     bool reachable(
8809         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8810             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8811                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8812                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8813             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8814             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8815         )
8816     );
8817
8818     // If we can reach the server, auto-refresh!
8819     if (reachable)
8820         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8821
8822     [pool release];
8823 }
8824
8825 - (void) refreshIfPossible {
8826     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8827 }
8828
8829 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8830     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8831     [hud setText:UCLocalize("RELOADING_DATA")];
8832
8833     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8834
8835     if (hud != nil)
8836         [self removeProgressHUD:hud];
8837
8838     size_t changes(0);
8839
8840     [essential_ removeAllObjects];
8841     [broken_ removeAllObjects];
8842
8843     NSArray *packages([database_ packages]);
8844     for (Package *package in packages) {
8845         if ([package half])
8846             [broken_ addObject:package];
8847         if ([package upgradableAndEssential:NO]) {
8848             if ([package essential])
8849                 [essential_ addObject:package];
8850             ++changes;
8851         }
8852     }
8853
8854     NSLog(@"changes:#%u", changes);
8855
8856     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8857     if (changes != 0) {
8858         _trace();
8859         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8860         [changesItem setBadgeValue:badge];
8861         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8862         [self setApplicationIconBadgeNumber:changes];
8863     } else {
8864         _trace();
8865         [changesItem setBadgeValue:nil];
8866         [changesItem setAnimatedBadge:NO];
8867         [self setApplicationIconBadgeNumber:0];
8868     }
8869
8870     [self _updateData];
8871
8872     [self refreshIfPossible];
8873 }
8874
8875 - (void) updateData {
8876     [self _updateData];
8877 }
8878
8879 - (void) update_ {
8880     [database_ update];
8881 }
8882
8883 - (void) syncData {
8884     [self _saveConfig];
8885
8886     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8887     _assert(file != NULL);
8888
8889     for (NSString *key in [Sources_ allKeys]) {
8890         NSDictionary *source([Sources_ objectForKey:key]);
8891
8892         fprintf(file, "%s %s %s\n",
8893             [[source objectForKey:@"Type"] UTF8String],
8894             [[source objectForKey:@"URI"] UTF8String],
8895             [[source objectForKey:@"Distribution"] UTF8String]
8896         );
8897     }
8898
8899     fclose(file);
8900
8901     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8902     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8903     if (IsWildcat_)
8904         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8905     [tabbar_ presentModalViewController:navigation animated:YES];
8906
8907     [progress
8908         detachNewThreadSelector:@selector(update_)
8909         toTarget:self
8910         withObject:nil
8911         title:UCLocalize("UPDATING_SOURCES")
8912     ];
8913 }
8914
8915 - (void) addTrivialSource:(NSString *)href {
8916     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8917         @"deb", @"Type",
8918         href, @"URI",
8919         @"./", @"Distribution",
8920     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8921
8922     Changed_ = true;
8923 }
8924
8925 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8926     @synchronized (self) {
8927         [self _reloadDataWithInvocation:invocation];
8928     }
8929 }
8930
8931 - (void) reloadData {
8932     [self reloadDataWithInvocation:nil];
8933 }
8934
8935 - (void) resolve {
8936     pkgProblemResolver *resolver = [database_ resolver];
8937
8938     resolver->InstallProtect();
8939     if (!resolver->Resolve(true))
8940         _error->Discard();
8941 }
8942
8943 - (bool) perform {
8944     // XXX: this is a really crappy way of doing this.
8945     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8946     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8947     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8948     if ([tabbar_ updating])
8949         [tabbar_ cancelUpdate];
8950
8951     if (![database_ prepare])
8952         return false;
8953
8954     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8955     [page setDelegate:self];
8956     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8957     [confirm_ setDelegate:self];
8958
8959     if (IsWildcat_)
8960         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8961     [tabbar_ presentModalViewController:confirm_ animated:YES];
8962
8963     return true;
8964 }
8965
8966 - (void) queue {
8967     @synchronized (self) {
8968         [self perform];
8969     }
8970 }
8971
8972 - (void) clearPackage:(Package *)package {
8973     @synchronized (self) {
8974         [package clear];
8975         [self resolve];
8976         [self perform];
8977     }
8978 }
8979
8980 - (void) installPackages:(NSArray *)packages {
8981     @synchronized (self) {
8982         for (Package *package in packages)
8983             [package install];
8984         [self resolve];
8985         [self perform];
8986     }
8987 }
8988
8989 - (void) installPackage:(Package *)package {
8990     @synchronized (self) {
8991         [package install];
8992         [self resolve];
8993         [self perform];
8994     }
8995 }
8996
8997 - (void) removePackage:(Package *)package {
8998     @synchronized (self) {
8999         [package remove];
9000         [self resolve];
9001         [self perform];
9002     }
9003 }
9004
9005 - (void) distUpgrade {
9006     @synchronized (self) {
9007         if (![database_ upgrade])
9008             return;
9009         [self perform];
9010     }
9011 }
9012
9013 - (void) complete {
9014     @synchronized (self) {
9015         [self _reloadDataWithInvocation:nil];
9016     }
9017 }
9018
9019 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9020     Queuing_ = false;
9021
9022     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9023
9024     if (navigation != nil) {
9025         [navigation pushViewController:progress animated:YES];
9026     } else {
9027         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9028         if (IsWildcat_)
9029             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9030         [tabbar_ presentModalViewController:navigation animated:YES];
9031     }
9032
9033     [progress
9034         detachNewThreadSelector:@selector(perform)
9035         toTarget:database_
9036         withObject:nil
9037         title:UCLocalize("RUNNING")
9038     ];
9039
9040     ++locked_;
9041 }
9042
9043 - (void) progressControllerIsComplete:(ProgressController *)progress {
9044     --locked_;
9045     [self complete];
9046 }
9047
9048 - (void) showSettings {
9049     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9050     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9051     if (IsWildcat_)
9052         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9053     [tabbar_ presentModalViewController:nav animated:YES];
9054 }
9055
9056 - (void) retainNetworkActivityIndicator {
9057     if (activity_++ == 0)
9058         [self setNetworkActivityIndicatorVisible:YES];
9059 }
9060
9061 - (void) releaseNetworkActivityIndicator {
9062     if (--activity_ == 0)
9063         [self setNetworkActivityIndicatorVisible:NO];
9064 }
9065
9066 - (void) cancelAndClear:(bool)clear {
9067     @synchronized (self) {
9068         if (clear) {
9069             [database_ clear];
9070             Queuing_ = false;
9071         } else {
9072             Queuing_ = true;
9073         }
9074
9075         [self _updateData];
9076     }
9077 }
9078
9079 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9080     NSString *context([alert context]);
9081
9082     if ([context isEqualToString:@"fixhalf"]) {
9083         if (button == [alert cancelButtonIndex]) {
9084             @synchronized (self) {
9085                 for (Package *broken in broken_) {
9086                     [broken remove];
9087
9088                     NSString *id = [broken id];
9089                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9090                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9091                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9092                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9093                 }
9094
9095                 [self resolve];
9096                 [self perform];
9097             }
9098         } else if (button == [alert firstOtherButtonIndex]) {
9099             [broken_ removeAllObjects];
9100             [self _loaded];
9101         }
9102
9103         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9104     } else if ([context isEqualToString:@"upgrade"]) {
9105         if (button == [alert firstOtherButtonIndex]) {
9106             @synchronized (self) {
9107                 for (Package *essential in essential_)
9108                     [essential install];
9109
9110                 [self resolve];
9111                 [self perform];
9112             }
9113         } else if (button == [alert firstOtherButtonIndex] + 1) {
9114             [self distUpgrade];
9115         } else if (button == [alert cancelButtonIndex]) {
9116             Ignored_ = YES;
9117         }
9118
9119         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9120     }
9121 }
9122
9123 - (void) system:(NSString *)command { _pooled
9124     _trace();
9125     system([command UTF8String]);
9126     _trace();
9127 }
9128
9129 - (void) applicationWillSuspend {
9130     [database_ clean];
9131     [super applicationWillSuspend];
9132 }
9133
9134 - (BOOL) isSafeToSuspend {
9135     // Use external process status API internally.
9136     // This is probably a really bad idea.
9137     // XXX: what is the point of this? does this solve anything at all?
9138     uint64_t status = 0;
9139     int notify_token;
9140     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9141         notify_get_state(notify_token, &status);
9142         notify_cancel(notify_token);
9143     }
9144
9145     return locked_ == 0 && status == 0;
9146 }
9147
9148 - (void) applicationSuspend:(__GSEvent *)event {
9149     if ([self isSafeToSuspend])
9150         [super applicationSuspend:event];
9151 }
9152
9153 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9154     if ([self isSafeToSuspend])
9155         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9156 }
9157
9158 - (void) _setSuspended:(BOOL)value {
9159     if ([self isSafeToSuspend])
9160         [super _setSuspended:value];
9161 }
9162
9163 - (UIProgressHUD *) addProgressHUD {
9164     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9165     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9166
9167     [window_ setUserInteractionEnabled:NO];
9168     [hud show:YES];
9169
9170     UIViewController *target = tabbar_;
9171     while ([target modalViewController] != nil) target = [target modalViewController];
9172     [[target view] addSubview:hud];
9173
9174     ++locked_;
9175     return hud;
9176 }
9177
9178 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9179     [hud show:NO];
9180     [hud removeFromSuperview];
9181     [window_ setUserInteractionEnabled:YES];
9182     --locked_;
9183 }
9184
9185 - (CYViewController *) pageForPackage:(NSString *)name {
9186     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9187 }
9188
9189 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9190     NSString *scheme([[url scheme] lowercaseString]);
9191     if ([[url absoluteString] length] <= [scheme length] + 3)
9192         return nil;
9193     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9194     NSArray *components([path pathComponents]);
9195
9196     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9197         return [self pageForPackage:[components objectAtIndex:1]];
9198
9199     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9200         return nil;
9201
9202     NSString *base([components objectAtIndex:0]);
9203
9204     CYViewController *controller = nil;
9205
9206     if ([base isEqualToString:@"url"]) {
9207         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9208         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9209         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9210     } else if (!external && [components count] == 1) {
9211         if ([base isEqualToString:@"manage"]) {
9212             controller = [[[ManageController alloc] init] autorelease];
9213         }
9214
9215         if ([base isEqualToString:@"sources"]) {
9216             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9217         }
9218
9219         if ([base isEqualToString:@"home"]) {
9220             controller = [[[HomeController alloc] init] autorelease];
9221         }
9222
9223         if ([base isEqualToString:@"sections"]) {
9224             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9225         }
9226
9227         if ([base isEqualToString:@"search"]) {
9228             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9229         }
9230
9231         if ([base isEqualToString:@"changes"]) {
9232             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9233         }
9234
9235         if ([base isEqualToString:@"installed"]) {
9236             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9237         }
9238     } else if ([components count] == 2) {
9239         NSString *argument = [components objectAtIndex:1];
9240
9241         if ([base isEqualToString:@"package"]) {
9242             controller = [self pageForPackage:argument];
9243         }
9244
9245         if (!external && [base isEqualToString:@"search"]) {
9246             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9247             [(SearchController *)controller setSearchTerm:argument];
9248         }
9249
9250         if (!external && [base isEqualToString:@"sections"]) {
9251             if ([argument isEqualToString:@"all"])
9252                 argument = nil;
9253             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9254         }
9255
9256         if (!external && [base isEqualToString:@"sources"]) {
9257             if ([argument isEqualToString:@"add"]) {
9258                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9259                 [(SourcesController *)controller showAddSourcePrompt];
9260             } else {
9261                 Source *source = [database_ sourceWithKey:argument];
9262                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9263             }
9264         }
9265
9266         if (!external && [base isEqualToString:@"launch"]) {
9267             [self launchApplicationWithIdentifier:argument suspended:NO];
9268             return nil;
9269         }
9270     } else if (!external && [components count] == 3) {
9271         NSString *arg1 = [components objectAtIndex:1];
9272         NSString *arg2 = [components objectAtIndex:2];
9273
9274         if ([base isEqualToString:@"package"]) {
9275             if ([arg2 isEqualToString:@"settings"]) {
9276                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9277             } else if ([arg2 isEqualToString:@"files"]) {
9278                 if (Package *package = [database_ packageWithName:arg1]) {
9279                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9280                     [(FileTable *)controller setPackage:package];
9281                 }
9282             }
9283         }
9284     }
9285
9286     [controller setDelegate:self];
9287     return controller;
9288 }
9289
9290 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9291     CYViewController *page([self pageForURL:url forExternal:external]);
9292
9293     if (page != nil) {
9294         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9295         [nav setViewControllers:[NSArray arrayWithObject:page]];
9296         [tabbar_ setUnselectedViewController:nav];
9297     }
9298
9299     return page != nil;
9300 }
9301
9302 - (void) applicationOpenURL:(NSURL *)url {
9303     [super applicationOpenURL:url];
9304
9305     if (!loaded_) starturl_ = [url retain];
9306     else [self openCydiaURL:url forExternal:YES];
9307 }
9308
9309 - (void) applicationWillResignActive:(UIApplication *)application {
9310     // Stop refreshing if you get a phone call or lock the device.
9311     if ([tabbar_ updating])
9312         [tabbar_ cancelUpdate];
9313
9314     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9315         [super applicationWillResignActive:application];
9316 }
9317
9318 - (void) applicationWillTerminate:(UIApplication *)application {
9319     Changed_ = true;
9320     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9321     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9322     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9323
9324     [self _saveConfig];
9325 }
9326
9327 - (void) addStashController {
9328     ++locked_;
9329     stash_ = [[StashController alloc] init];
9330     [window_ addSubview:[stash_ view]];
9331 }
9332
9333 - (void) removeStashController {
9334     [[stash_ view] removeFromSuperview];
9335     [stash_ release];
9336     --locked_;
9337 }
9338
9339 - (void) stash {
9340     [self setIdleTimerDisabled:YES];
9341
9342     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9343     [self setStatusBarShowsProgress:YES];
9344     UpdateExternalStatus(1);
9345
9346     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9347
9348     UpdateExternalStatus(0);
9349     [self setStatusBarShowsProgress:NO];
9350
9351     [self removeStashController];
9352
9353     if (ExecFork() == 0) {
9354         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9355         perror("launchctl stop");
9356     }
9357 }
9358
9359 - (void) setupViewControllers {
9360     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9361
9362     NSMutableArray *items([NSMutableArray arrayWithObjects:
9363         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9364         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9365         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9366         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9367     nil]);
9368
9369     if (IsWildcat_) {
9370         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9371         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9372     } else {
9373         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9374     }
9375
9376     NSMutableArray *controllers([NSMutableArray array]);
9377     for (UITabBarItem *item in items) {
9378         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9379         [controller setTabBarItem:item];
9380         [controllers addObject:controller];
9381     }
9382     [tabbar_ setViewControllers:controllers];
9383
9384     [tabbar_ setUpdateDelegate:self];
9385 }
9386
9387 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9388     static CYEmulatedLoadingController *fake = nil;
9389
9390     if (view != nil) {
9391         if (fake == nil)
9392             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9393         [view addSubview:[fake view]];
9394     } else {
9395         [[fake view] removeFromSuperview];
9396         [fake release];
9397         fake = nil;
9398     }
9399
9400     return fake;
9401 }
9402
9403 - (void) applicationDidFinishLaunching:(id)unused {
9404 _trace();
9405     CydiaApp = self;
9406
9407     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9408         [self setApplicationSupportsShakeToEdit:NO];
9409
9410     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9411         initWithMemoryCapacity:524288
9412         diskCapacity:10485760
9413         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9414     ] autorelease]];
9415
9416     [CYBrowserController _initialize];
9417
9418     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9419
9420     Font12_ = [[UIFont systemFontOfSize:12] retain];
9421     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9422     Font14_ = [[UIFont systemFontOfSize:14] retain];
9423     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9424     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9425
9426     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9427     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9428
9429     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9430     [window_ orderFront:self];
9431     [window_ makeKey:self];
9432     [window_ setHidden:NO];
9433
9434     if (
9435         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9436         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9437         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9438         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9439         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9440         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9441         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9442         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9443         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9444         false
9445     ) {
9446         [self addStashController];
9447         // XXX: this would be much cleaner as a yieldToSelector:
9448         // that way the removeStashController could happen right here inline
9449         // we also could no longer require the useless stash_ field anymore
9450         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9451         return;
9452     }
9453
9454     database_ = [Database sharedInstance];
9455
9456     [window_ setUserInteractionEnabled:NO];
9457     [self setupViewControllers];
9458     [self showEmulatedLoadingControllerInView:window_];
9459
9460     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9461 _trace();
9462 }
9463
9464 - (void) loadData {
9465 _trace();
9466     if (Role_ == nil) {
9467         [window_ setUserInteractionEnabled:YES];
9468
9469         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9470         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9471         if (IsWildcat_)
9472             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9473         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9474
9475         return;
9476     } else {
9477         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9478             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9479         [window_ setUserInteractionEnabled:NO];
9480     }
9481
9482     [self reloadData];
9483     PrintTimes();
9484
9485     [window_ addSubview:[tabbar_ view]];
9486     [self showEmulatedLoadingControllerInView:nil];
9487     [window_ setUserInteractionEnabled:YES];
9488
9489     int selectedIndex = 0;
9490     NSMutableArray *items = nil;
9491
9492     bool recently = false;
9493     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9494     if (closed != nil) {
9495         NSTimeInterval interval([closed timeIntervalSinceNow]);
9496         // XXX: Is 15 minutes the optimal time here?
9497         if (interval <= 0 && interval > -(15*60))
9498             recently = true;
9499     }
9500
9501     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9502     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9503
9504     BOOL enough = YES;
9505     for (NSArray *entry in items)
9506         if ([entry count] <= 0)
9507             enough = NO;
9508
9509     if (!recently || !items || !enough) {
9510         selectedIndex = 0;
9511         items = [NSMutableArray array];
9512         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9513         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9514         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9515         if (!IsWildcat_) {
9516             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9517         } else {
9518             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9519             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9520         }
9521         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9522     }
9523
9524     [tabbar_ setSelectedIndex:selectedIndex];
9525     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9526         NSArray *stack = [items objectAtIndex:tab];
9527         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9528         NSMutableArray *current = [NSMutableArray array];
9529
9530         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9531             NSString *addr = [stack objectAtIndex:nav];
9532             NSURL *url = [NSURL URLWithString:addr];
9533             CYViewController *page = [self pageForURL:url forExternal:NO];
9534             if (page != nil)
9535                 [current addObject:page];
9536         }
9537
9538         [navigation setViewControllers:current];
9539     }
9540
9541     // (Try to) show the startup URL.
9542     if (starturl_ != nil) {
9543         [self openCydiaURL:starturl_ forExternal:NO];
9544         [starturl_ release];
9545         starturl_ = nil;
9546     }
9547 }
9548
9549 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9550     if (item != nil && IsWildcat_) {
9551         [sheet showFromBarButtonItem:item animated:YES];
9552     } else {
9553         [sheet showInView:window_];
9554     }
9555 }
9556
9557 @end
9558
9559 /*IMP alloc_;
9560 id Alloc_(id self, SEL selector) {
9561     id object = alloc_(self, selector);
9562     lprintf("[%s]A-%p\n", self->isa->name, object);
9563     return object;
9564 }*/
9565
9566 /*IMP dealloc_;
9567 id Dealloc_(id self, SEL selector) {
9568     id object = dealloc_(self, selector);
9569     lprintf("[%s]D-%p\n", self->isa->name, object);
9570     return object;
9571 }*/
9572
9573 Class $WebDefaultUIKitDelegate;
9574
9575 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9576     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9577         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9578     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9579 }
9580
9581 static NSNumber *shouldPlayKeyboardSounds;
9582
9583 Class $UIHardware;
9584
9585 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9586     switch (sound) {
9587         case 1104: // Keyboard Button Clicked
9588         case 1105: // Keyboard Delete Repeated
9589             if (shouldPlayKeyboardSounds == nil) {
9590                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9591                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9592             }
9593
9594             if (![shouldPlayKeyboardSounds boolValue])
9595                 break;
9596
9597         default:
9598             _UIHardware$_playSystemSound$(self, _cmd, sound);
9599     }
9600 }
9601
9602 Class $UIApplication;
9603
9604 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9605     static BOOL initialized = NO;
9606     static BOOL started = NO;
9607
9608     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9609     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9610
9611     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9612         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9613         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9614         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9615
9616         if (initialized && !enabled) {
9617             initialized = NO;
9618             [bundle performSelector:@selector(_accessibilityStopServer)];
9619         } else if (enabled) {
9620             initialized = YES;
9621             if (!started) {
9622                 started = YES;
9623                 [bundle performSelector:@selector(_accessibilityStartServer)];
9624             }
9625         }
9626     }
9627 }
9628
9629 int main(int argc, char *argv[]) { _pooled
9630     _trace();
9631
9632     UpdateExternalStatus(0);
9633
9634     if (Class $UIDevice = objc_getClass("UIDevice")) {
9635         UIDevice *device([$UIDevice currentDevice]);
9636         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9637     } else
9638         IsWildcat_ = false;
9639
9640     UIScreen *screen([UIScreen mainScreen]);
9641     if ([screen respondsToSelector:@selector(scale)])
9642         ScreenScale_ = [screen scale];
9643     else
9644         ScreenScale_ = 1;
9645
9646     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9647     if (ScreenScale_ > 1)
9648         [parts addObject:@"@2x"];
9649     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9650     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9651
9652     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9653
9654     /* Library Hacks {{{ */
9655     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9656
9657     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9658     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9659     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9660         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9661         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9662     }
9663
9664     $UIHardware = objc_getClass("UIHardware");
9665     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9666     if (UIHardware$_playSystemSound$ != NULL) {
9667         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9668         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9669     }
9670
9671     $UIApplication = objc_getClass("UIApplication");
9672     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9673     if (UIApplication$_updateApplicationAccessibility != NULL) {
9674         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9675         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9676     }
9677     /* }}} */
9678     /* Set Locale {{{ */
9679     Locale_ = CFLocaleCopyCurrent();
9680     Languages_ = [NSLocale preferredLanguages];
9681     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9682     //NSLog(@"%@", [Languages_ description]);
9683
9684     const char *lang;
9685     if (Languages_ == nil || [Languages_ count] == 0)
9686         // XXX: consider just setting to C and then falling through?
9687         lang = NULL;
9688     else {
9689         lang = [[Languages_ objectAtIndex:0] UTF8String];
9690         setenv("LANG", lang, true);
9691     }
9692
9693     //std::setlocale(LC_ALL, lang);
9694     NSLog(@"Setting Language: %s", lang);
9695     /* }}} */
9696
9697     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9698
9699     /* Parse Arguments {{{ */
9700     bool substrate(false);
9701
9702     if (argc != 0) {
9703         char **args(argv);
9704         int arge(1);
9705
9706         for (int argi(1); argi != argc; ++argi)
9707             if (strcmp(argv[argi], "--") == 0) {
9708                 arge = argi;
9709                 argv[argi] = argv[0];
9710                 argv += argi;
9711                 argc -= argi;
9712                 break;
9713             }
9714
9715         for (int argi(1); argi != arge; ++argi)
9716             if (strcmp(args[argi], "--substrate") == 0)
9717                 substrate = true;
9718             else
9719                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9720     }
9721     /* }}} */
9722
9723     App_ = [[NSBundle mainBundle] bundlePath];
9724     Home_ = NSHomeDirectory();
9725     Advanced_ = YES;
9726
9727     setuid(0);
9728     setgid(0);
9729
9730     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9731     alloc_ = alloc->method_imp;
9732     alloc->method_imp = (IMP) &Alloc_;*/
9733
9734     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9735     dealloc_ = dealloc->method_imp;
9736     dealloc->method_imp = (IMP) &Dealloc_;*/
9737
9738     /* System Information {{{ */
9739     size_t size;
9740
9741     int maxproc;
9742     size = sizeof(maxproc);
9743     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9744         perror("sysctlbyname(\"kern.maxproc\", ?)");
9745     else if (maxproc < 64) {
9746         maxproc = 64;
9747         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9748             perror("sysctlbyname(\"kern.maxproc\", #)");
9749     }
9750
9751     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9752     char *osversion = new char[size];
9753     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9754         perror("sysctlbyname(\"kern.osversion\", ?)");
9755     else
9756         System_ = [NSString stringWithUTF8String:osversion];
9757
9758     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9759     char *machine = new char[size];
9760     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9761         perror("sysctlbyname(\"hw.machine\", ?)");
9762     else
9763         Machine_ = machine;
9764
9765     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9766         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9767             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9768                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9769                 CFRelease(serial);
9770             }
9771
9772             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9773                 NSData *data((NSData *) ecid);
9774                 size_t length([data length]);
9775                 uint8_t bytes[length];
9776                 [data getBytes:bytes];
9777                 char string[length * 2 + 1];
9778                 for (size_t i(0); i != length; ++i)
9779                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9780                 ChipID_ = [NSString stringWithUTF8String:string];
9781                 CFRelease(ecid);
9782             }
9783
9784             IOObjectRelease(service);
9785         }
9786     }
9787
9788     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9789
9790     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9791     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9792     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9793
9794     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9795     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9796     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9797
9798     if (mcc != NULL && mnc != NULL)
9799         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9800
9801     if (mnc != NULL)
9802         CFRelease(mnc);
9803     if (mcc != NULL)
9804         CFRelease(mcc);
9805
9806     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9807         Build_ = [system objectForKey:@"ProductBuildVersion"];
9808     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9809         Product_ = [info objectForKey:@"SafariProductVersion"];
9810         Safari_ = [info objectForKey:@"CFBundleVersion"];
9811     }
9812     /* }}} */
9813     /* Load Database {{{ */
9814     _trace();
9815     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9816     _trace();
9817     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9818
9819     if (Metadata_ == NULL)
9820         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9821     else {
9822         Settings_ = [Metadata_ objectForKey:@"Settings"];
9823
9824         Packages_ = [Metadata_ objectForKey:@"Packages"];
9825         Sections_ = [Metadata_ objectForKey:@"Sections"];
9826         Sources_ = [Metadata_ objectForKey:@"Sources"];
9827
9828         Token_ = [Metadata_ objectForKey:@"Token"];
9829     }
9830
9831     if (Settings_ != nil)
9832         Role_ = [Settings_ objectForKey:@"Role"];
9833
9834     if (Sections_ == nil) {
9835         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9836         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9837     }
9838
9839     if (Sources_ == nil) {
9840         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9841         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9842     }
9843     /* }}} */
9844
9845     _trace();
9846     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9847     _trace();
9848
9849     if (Packages_ != nil) {
9850         bool fail(false);
9851         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9852         _trace();
9853
9854         if (!fail) {
9855             [Metadata_ removeObjectForKey:@"Packages"];
9856             Packages_ = nil;
9857             Changed_ = true;
9858         }
9859     }
9860
9861     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9862
9863 #define MobileSubstrate_(name) \
9864     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9865         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9866
9867     MobileSubstrate_(Activator)
9868     MobileSubstrate_(libstatusbar)
9869     MobileSubstrate_(SimulatedKeyEvents)
9870     MobileSubstrate_(WinterBoard)
9871
9872     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9873         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9874
9875     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9876
9877     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9878         unlink("/tmp/.cydia.fw");
9879         goto firmware;
9880     } else if (access("/User", F_OK) != 0 || version < 2) {
9881       firmware:
9882         _trace();
9883         system("/usr/libexec/cydia/firmware.sh");
9884         _trace();
9885     }
9886
9887     _assert([[NSFileManager defaultManager]
9888         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9889         withIntermediateDirectories:YES
9890         attributes:nil
9891         error:NULL
9892     ]);
9893
9894     if (access("/tmp/cydia.chk", F_OK) == 0) {
9895         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9896             _assert(errno == ENOENT);
9897         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9898             _assert(errno == ENOENT);
9899     }
9900
9901     /* APT Initialization {{{ */
9902     _assert(pkgInitConfig(*_config));
9903     _assert(pkgInitSystem(*_config, _system));
9904
9905     if (lang != NULL)
9906         _config->Set("APT::Acquire::Translation", lang);
9907
9908     // XXX: this timeout might be important :(
9909     //_config->Set("Acquire::http::Timeout", 15);
9910
9911     _config->Set("Acquire::http::MaxParallel", 3);
9912     /* }}} */
9913     /* Color Choices {{{ */
9914     space_ = CGColorSpaceCreateDeviceRGB();
9915
9916     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9917     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9918     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9919     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9920     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9921     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9922     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9923     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9924     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9925
9926     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9927     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9928     /* }}}*/
9929     /* UIKit Configuration {{{ */
9930     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9931     if ($GSFontSetUseLegacyFontMetrics != NULL)
9932         $GSFontSetUseLegacyFontMetrics(YES);
9933
9934     // XXX: I have a feeling this was important
9935     //UIKeyboardDisableAutomaticAppearance();
9936     /* }}} */
9937
9938     Colon_ = UCLocalize("COLON_DELIMITED");
9939     Elision_ = UCLocalize("ELISION");
9940     Error_ = UCLocalize("ERROR");
9941     Warning_ = UCLocalize("WARNING");
9942
9943     _trace();
9944     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9945
9946     CGColorSpaceRelease(space_);
9947     CFRelease(Locale_);
9948
9949     return value;
9950 }