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         std::string uri = (*item)->DescURI();
3692         std::string error = (*item)->ErrorText;
3693
3694         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3695         failed = true;
3696
3697         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3698             withObject:[NSArray arrayWithObjects:
3699                 [NSString stringWithUTF8String:error.c_str()],
3700             nil]
3701             waitUntilDone:YES
3702         ];
3703     }
3704
3705     [CydiaApp performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3706
3707     if (failed) {
3708         _trace();
3709         return;
3710     }
3711
3712     if (substrate)
3713         RestartSubstrate_ = true;
3714
3715     _system->UnLock();
3716     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3717
3718     if (_error->PendingError()) {
3719         _trace();
3720         return;
3721     }
3722
3723     if (result == pkgPackageManager::Failed) {
3724         _trace();
3725         return;
3726     }
3727
3728     if (result != pkgPackageManager::Completed) {
3729         _trace();
3730         return;
3731     }
3732
3733     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3734         pkgSourceList list;
3735         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3736             return;
3737         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3738             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3739     }
3740
3741     if (![before isEqualToArray:after])
3742         [self update];
3743 }
3744
3745 - (bool) upgrade {
3746     NSString *title(UCLocalize("UPGRADE"));
3747     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3748         return false;
3749     return true;
3750 }
3751
3752 - (void) update {
3753     [self updateWithStatus:status_];
3754 }
3755
3756 - (void) updateWithStatus:(Status &)status {
3757     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3758     NSString *title(UCLocalize("REFRESHING_DATA"));
3759
3760     pkgSourceList list;
3761     if (!list.ReadMainList())
3762         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3763
3764     FileFd lock;
3765     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3766     if ([self popErrorWithTitle:title])
3767         return;
3768
3769     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3770         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3771         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3772
3773     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3774     Changed_ = true;
3775 }
3776
3777 - (void) setDelegate:(id)delegate {
3778     delegate_ = delegate;
3779     status_.setDelegate(delegate);
3780 }
3781
3782 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3783     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3784     return i == sourceMap_.end() ? nil : i->second;
3785 }
3786
3787 - (NSString *) mappedSectionForPointer:(const char *)section {
3788     _H<NSString> *mapped;
3789
3790     _profile(Database$mappedSectionForPointer$Cache)
3791         mapped = &sections_[section];
3792     _end
3793
3794     if (*mapped == NULL) {
3795         size_t length(strlen(section));
3796         char spaced[length + 1];
3797
3798         _profile(Database$mappedSectionForPointer$Replace)
3799             for (size_t index(0); index != length; ++index)
3800                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3801             spaced[length] = '\0';
3802         _end
3803
3804         NSString *string;
3805
3806         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3807             string = [NSString stringWithUTF8String:spaced];
3808         _end
3809
3810         _profile(Database$mappedSectionForPointer$Map)
3811             string = [SectionMap_ objectForKey:string] ?: string;
3812         _end
3813
3814         *mapped = string;
3815     } return *mapped;
3816 }
3817
3818 @end
3819 /* }}} */
3820
3821 /* Web Scripting {{{ */
3822 @interface CydiaObject : NSObject {
3823     id indirect_;
3824     _transient id delegate_;
3825 }
3826
3827 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3828
3829 @end
3830
3831 @implementation CydiaObject
3832
3833 - (void) dealloc {
3834     [indirect_ release];
3835     [super dealloc];
3836 }
3837
3838 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3839     if ((self = [super init]) != nil) {
3840         indirect_ = [indirect retain];
3841     } return self;
3842 }
3843
3844 - (void) setDelegate:(id)delegate {
3845     delegate_ = delegate;
3846 }
3847
3848 + (NSArray *) _attributeKeys {
3849     return [NSArray arrayWithObjects:
3850         @"device",
3851         @"ecid",
3852         @"model",
3853         @"plmn",
3854         @"role",
3855         @"serial",
3856     nil];
3857 }
3858
3859 - (NSArray *) attributeKeys {
3860     return [[self class] _attributeKeys];
3861 }
3862
3863 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3864     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3865 }
3866
3867 - (NSString *) device {
3868     return [[UIDevice currentDevice] uniqueIdentifier];
3869 }
3870
3871 - (NSString *) plmn {
3872     return PLMN_;
3873 }
3874
3875 - (NSString *) ecid {
3876     return ChipID_;
3877 }
3878
3879 - (NSString *) serial {
3880     return SerialNumber_;
3881 }
3882
3883 - (NSString *) role {
3884     return Role_;
3885 }
3886
3887 - (NSString *) model {
3888     return [NSString stringWithUTF8String:Machine_];
3889 }
3890
3891 + (NSString *) webScriptNameForSelector:(SEL)selector {
3892     if (false);
3893     else if (selector == @selector(addTrivialSource:))
3894         return @"addTrivialSource";
3895     else if (selector == @selector(close))
3896         return @"close";
3897     else if (selector == @selector(du:))
3898         return @"du";
3899     else if (selector == @selector(stringWithFormat:arguments:))
3900         return @"format";
3901     else if (selector == @selector(getAllSources))
3902         return @"getAllSourcs";
3903     else if (selector == @selector(getKernelNumber:))
3904         return @"getKernelNumber";
3905     else if (selector == @selector(getKernelString:))
3906         return @"getKernelString";
3907     else if (selector == @selector(getInstalledPackages))
3908         return @"getInstalledPackages";
3909     else if (selector == @selector(getPackageById:))
3910         return @"getPackageById";
3911     else if (selector == @selector(installPackages:))
3912         return @"installPackages";
3913     else if (selector == @selector(localizedStringForKey:value:table:))
3914         return @"localize";
3915     else if (selector == @selector(refreshSources))
3916         return @"refreshSources";
3917     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3918         return @"setButtonImage";
3919     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3920         return @"setButtonTitle";
3921     else if (selector == @selector(setPopupHook:))
3922         return @"setPopupHook";
3923     else if (selector == @selector(setToken:))
3924         return @"setToken";
3925     else if (selector == @selector(setViewportWidth:))
3926         return @"setViewportWidth";
3927     else if (selector == @selector(statfs:))
3928         return @"statfs";
3929     else if (selector == @selector(supports:))
3930         return @"supports";
3931     else
3932         return nil;
3933 }
3934
3935 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3936     return [self webScriptNameForSelector:selector] == nil;
3937 }
3938
3939 - (BOOL) supports:(NSString *)feature {
3940     return [feature isEqualToString:@"window.open"];
3941 }
3942
3943 - (NSNumber *) getKernelNumber:(NSString *)name {
3944     const char *string([name UTF8String]);
3945
3946     size_t size;
3947     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3948         return (id) [NSNull null];
3949
3950     if (size != sizeof(int))
3951         return (id) [NSNull null];
3952
3953     int value;
3954     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
3955         return (id) [NSNull null];
3956
3957     return [NSNumber numberWithInt:value];
3958 }
3959
3960 - (NSString *) getKernelString:(NSString *)name {
3961     const char *string([name UTF8String]);
3962
3963     size_t size;
3964     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3965         return (id) [NSNull null];
3966
3967     char value[size + 1];
3968     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
3969         return (id) [NSNull null];
3970
3971     // XXX: just in case you request something ludicrous
3972     value[size] = '\0';
3973
3974     return [NSString stringWithCString:value];
3975 }
3976
3977 - (void) addTrivialSource:(NSString *)href {
3978     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
3979 }
3980
3981 - (void) refreshSources {
3982     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
3983 }
3984
3985 - (NSArray *) getAllSources {
3986     return [[Database sharedInstance] sources];
3987 }
3988
3989 - (NSArray *) getInstalledPackages {
3990     Database *database([Database sharedInstance]);
3991 @synchronized (database) {
3992     NSArray *packages([database packages]);
3993     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3994     for (Package *package in packages)
3995         if (![package uninstalled])
3996             [installed addObject:package];
3997     return installed;
3998 } }
3999
4000 - (Package *) getPackageById:(NSString *)id {
4001     Package *package([[Database sharedInstance] packageWithName:id]);
4002     [package parse];
4003     return package;
4004 }
4005
4006 - (NSArray *) statfs:(NSString *)path {
4007     struct statfs stat;
4008
4009     if (path == nil || statfs([path UTF8String], &stat) == -1)
4010         return nil;
4011
4012     return [NSArray arrayWithObjects:
4013         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4014         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4015         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4016     nil];
4017 }
4018
4019 - (NSNumber *) du:(NSString *)path {
4020     NSNumber *value(nil);
4021
4022     int fds[2];
4023     _assert(pipe(fds) != -1);
4024
4025     pid_t pid(ExecFork());
4026     if (pid == 0) {
4027         _assert(dup2(fds[1], 1) != -1);
4028         _assert(close(fds[0]) != -1);
4029         _assert(close(fds[1]) != -1);
4030         /* XXX: this should probably not use du */
4031         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4032         exit(1);
4033         _assert(false);
4034     }
4035
4036     _assert(close(fds[1]) != -1);
4037
4038     if (FILE *du = fdopen(fds[0], "r")) {
4039         char line[1024];
4040         while (fgets(line, sizeof(line), du) != NULL) {
4041             size_t length(strlen(line));
4042             while (length != 0 && line[length - 1] == '\n')
4043                 line[--length] = '\0';
4044             if (char *tab = strchr(line, '\t')) {
4045                 *tab = '\0';
4046                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4047             }
4048         }
4049
4050         fclose(du);
4051     } else _assert(close(fds[0]));
4052
4053     int status;
4054   wait:
4055     if (waitpid(pid, &status, 0) == -1)
4056         if (errno == EINTR)
4057             goto wait;
4058         else _assert(false);
4059
4060     return value;
4061 }
4062
4063 - (void) close {
4064     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4065 }
4066
4067 - (void) installPackages:(NSArray *)packages {
4068     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4069 }
4070
4071 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4072     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4073 }
4074
4075 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4076     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4077 }
4078
4079 - (void) _setToken:(NSString *)token {
4080     if (Token_ != nil)
4081         [Token_ release];
4082     Token_ = [token retain];
4083
4084     [Metadata_ setObject:Token_ forKey:@"Token"];
4085     Changed_ = true;
4086 }
4087
4088 - (void) setToken:(NSString *)token {
4089     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4090 }
4091
4092 - (void) setPopupHook:(id)function {
4093     [indirect_ setPopupHook:function];
4094 }
4095
4096 - (void) setViewportWidth:(float)width {
4097     [indirect_ setViewportWidthOnMainThread:width];
4098 }
4099
4100 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4101     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4102     unsigned count([arguments count]);
4103     id values[count];
4104     for (unsigned i(0); i != count; ++i)
4105         values[i] = [arguments objectAtIndex:i];
4106     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4107 }
4108
4109 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4110     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4111         value = nil;
4112     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4113         table = nil;
4114     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4115 }
4116
4117 @end
4118 /* }}} */
4119
4120 /* @ Loading... Indicator {{{ */
4121 @interface CYLoadingIndicator : UIView {
4122     UIActivityIndicatorView *spinner_;
4123     UILabel *label_;
4124     UIView *container_;
4125 }
4126
4127 @property (readonly, nonatomic) UILabel *label;
4128 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4129
4130 @end
4131
4132 @implementation CYLoadingIndicator
4133
4134 - (id) initWithFrame:(CGRect)frame {
4135     if ((self = [super initWithFrame:frame]) != nil) {
4136         container_ = [[[UIView alloc] init] autorelease];
4137         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4138
4139         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4140         [spinner_ startAnimating];
4141         [container_ addSubview:spinner_];
4142
4143         label_ = [[[UILabel alloc] init] autorelease];
4144         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4145         [label_ setBackgroundColor:[UIColor clearColor]];
4146         [label_ setTextColor:[UIColor blackColor]];
4147         [label_ setShadowColor:[UIColor whiteColor]];
4148         [label_ setShadowOffset:CGSizeMake(0, 1)];
4149         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4150         [container_ addSubview:label_];
4151
4152         CGSize viewsize = frame.size;
4153         CGSize spinnersize = [spinner_ bounds].size;
4154         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4155         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4156
4157         CGRect containrect = {
4158             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4159             CGSizeMake(bothwidth, spinnersize.height)
4160         };
4161         CGRect textrect = {
4162             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4163             textsize
4164         };
4165         CGRect spinrect = {
4166             CGPointZero,
4167             spinnersize
4168         };
4169
4170         [container_ setFrame:containrect];
4171         [spinner_ setFrame:spinrect];
4172         [label_ setFrame:textrect];
4173         [self addSubview:container_];
4174     } return self;
4175 }
4176
4177 - (UILabel *) label {
4178     return label_;
4179 }
4180
4181 - (UIActivityIndicatorView *) activityIndicatorView {
4182     return spinner_;
4183 }
4184
4185 @end
4186 /* }}} */
4187 /* Emulated Loading Controller {{{ */
4188 @interface CYEmulatedLoadingController : CYViewController <
4189     ProgressDelegate,
4190     ConfigurationDelegate
4191 > {
4192     _transient Database *database_;
4193     CYLoadingIndicator *indicator_;
4194     UITabBar *tabbar_;
4195     UINavigationBar *navbar_;
4196 }
4197
4198 @end
4199
4200 @implementation CYEmulatedLoadingController
4201
4202 - (void) dealloc {
4203     [self releaseSubviews];
4204     [database_ setDelegate:nil];
4205
4206     [super dealloc];
4207 }
4208
4209 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4210     CYAlertView *sheet([[[CYAlertView alloc]
4211         initWithTitle:title
4212         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4213         defaultButtonIndex:0
4214     ] autorelease]);
4215
4216     [sheet setMessage:error];
4217     [sheet yieldToPopupAlertAnimated:YES];
4218     [sheet dismiss];
4219 }
4220
4221 - (void) setProgressTitle:(NSString *)title { }
4222 - (void) setProgressPercent:(NSNumber *)percent { }
4223 - (void) startProgress { }
4224 - (void) addProgressOutput:(NSString *)output { }
4225 - (bool) isCancelling:(size_t)received { return NO; }
4226 - (void) setConfigurationData:(NSString *)data { }
4227
4228 - (void) repairWithSelector:(SEL)selector {
4229     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4230     [database_ performSelector:selector];
4231     sleep(10);
4232     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4233 }
4234
4235 - (id) initWithDatabase:(Database *)database {
4236     if ((self = [super init]) != nil) {
4237         database_ = database;
4238         [database_ setDelegate:self];
4239     } return self;
4240 }
4241
4242 - (void) loadView {
4243     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4244     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4245
4246     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4247     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4248     [[self view] addSubview:indicator_];
4249
4250     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4251     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4252     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4253     [[self view] addSubview:tabbar_];
4254
4255     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4256     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4257     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4258     [[self view] addSubview:navbar_];
4259 }
4260
4261 - (void) releaseSubviews {
4262     [indicator_ release];
4263     indicator_ = nil;
4264
4265     [tabbar_ release];
4266     tabbar_ = nil;
4267
4268     [navbar_ release];
4269     navbar_ = nil;
4270 }
4271
4272 @end
4273 /* }}} */
4274
4275 /* Cydia Browser Controller {{{ */
4276 @interface CYBrowserController : BrowserController {
4277     CydiaObject *cydia_;
4278 }
4279
4280 @end
4281
4282 @implementation CYBrowserController
4283
4284 - (void) dealloc {
4285     [cydia_ release];
4286     [super dealloc];
4287 }
4288
4289 - (NSURL *) navigationURL {
4290     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4291 }
4292
4293 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4294 }
4295
4296 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4297     [super webView:view didClearWindowObject:window forFrame:frame];
4298
4299     WebDataSource *source([frame dataSource]);
4300     NSURLResponse *response([source response]);
4301
4302     NSURL *url([response URL]);
4303     NSString *scheme([url scheme]);
4304     NSString *host([url host]);
4305
4306     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4307         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4308         NSDictionary *headers([http allHeaderFields]);
4309         [self setHeaders:headers forHost:host];
4310     }
4311
4312     if (
4313         [host isEqualToString:@"cydia.saurik.com"] ||
4314         [host hasSuffix:@".cydia.saurik.com"] ||
4315         [scheme isEqualToString:@"file"]
4316     )
4317         [window setValue:cydia_ forKey:@"cydia"];
4318 }
4319
4320 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4321     if (System_ != NULL)
4322         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4323     if (Machine_ != NULL)
4324         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4325     if (Token_ != nil)
4326         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4327     if (Role_ != nil)
4328         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4329 }
4330
4331 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4332     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4333     [self _setMoreHeaders:copy];
4334     return copy;
4335 }
4336
4337 - (void) setDelegate:(id)delegate {
4338     [super setDelegate:delegate];
4339     [cydia_ setDelegate:delegate];
4340 }
4341
4342 - (id) init {
4343     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4344         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4345
4346         WebView *webview([[webview_ _documentView] webView]);
4347
4348         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4349
4350         NSString *application = package == nil ? @"Cydia" : [NSString
4351             stringWithFormat:@"Cydia/%@",
4352             [package installed]
4353         ];
4354
4355         if (Safari_ != nil)
4356             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4357         if (Build_ != nil)
4358             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4359         if (Product_ != nil)
4360             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4361
4362         [webview setApplicationNameForUserAgent:application];
4363     } return self;
4364 }
4365
4366 @end
4367 /* }}} */
4368
4369 // CydiaScript {{{
4370 @interface NSObject (CydiaScript)
4371 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4372 @end
4373
4374 @implementation NSObject (CydiaScript)
4375
4376 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4377     return self;
4378 }
4379
4380 @end
4381
4382 @implementation NSArray (CydiaScript)
4383
4384 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4385     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4386     for (size_t i(0), e([self count]); i != e; ++i)
4387         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4388     return object;
4389 }
4390
4391 @end
4392
4393 @implementation NSDictionary (CydiaScript)
4394
4395 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4396     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4397     for (id i in self)
4398         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4399     return object;
4400 }
4401
4402 @end
4403 // }}}
4404
4405 /* Confirmation Controller {{{ */
4406 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4407     if (!iterator.end())
4408         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4409             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4410                 continue;
4411             pkgCache::PkgIterator package(dep.TargetPkg());
4412             if (package.end())
4413                 continue;
4414             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4415                 return true;
4416         }
4417
4418     return false;
4419 }
4420
4421 @protocol ConfirmationControllerDelegate
4422 - (void) cancelAndClear:(bool)clear;
4423 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4424 - (void) queue;
4425 @end
4426
4427 @interface ConfirmationController : CYBrowserController {
4428     _transient Database *database_;
4429
4430     UIAlertView *essential_;
4431
4432     NSDictionary *changes_;
4433     NSMutableArray *issues_;
4434     NSDictionary *sizes_;
4435
4436     BOOL substrate_;
4437 }
4438
4439 - (id) initWithDatabase:(Database *)database;
4440
4441 @end
4442
4443 @implementation ConfirmationController
4444
4445 - (void) dealloc {
4446     [changes_ release];
4447     [issues_ release];
4448     [sizes_ release];
4449
4450     if (essential_ != nil)
4451         [essential_ release];
4452
4453     [super dealloc];
4454 }
4455
4456 - (void) complete {
4457     if (substrate_)
4458         RestartSubstrate_ = true;
4459     [delegate_ confirmWithNavigationController:[self navigationController]];
4460 }
4461
4462 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4463     NSString *context([alert context]);
4464
4465     if ([context isEqualToString:@"remove"]) {
4466         if (button == [alert cancelButtonIndex])
4467             [self dismissModalViewControllerAnimated:YES];
4468         else if (button == [alert firstOtherButtonIndex]) {
4469             [self complete];
4470         }
4471
4472         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4473     } else if ([context isEqualToString:@"unable"]) {
4474         [self dismissModalViewControllerAnimated:YES];
4475         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4476     } else {
4477         [super alertView:alert clickedButtonAtIndex:button];
4478     }
4479 }
4480
4481 - (void) _doContinue {
4482     [self dismissModalViewControllerAnimated:YES];
4483     [delegate_ cancelAndClear:NO];
4484 }
4485
4486 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4487     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4488     return nil;
4489 }
4490
4491 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4492     [super webView:view didClearWindowObject:window forFrame:frame];
4493
4494     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4495         changes_, @"changes",
4496         issues_, @"issues",
4497         sizes_, @"sizes",
4498         self, @"queue",
4499     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4500 }
4501
4502 - (id) initWithDatabase:(Database *)database {
4503     if ((self = [super init]) != nil) {
4504         database_ = database;
4505
4506         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4507         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4508         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4509         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4510         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4511
4512         bool remove(false);
4513
4514         pkgCacheFile &cache([database_ cache]);
4515         NSArray *packages([database_ packages]);
4516         pkgDepCache::Policy *policy([database_ policy]);
4517
4518         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4519
4520         for (Package *package in packages) {
4521             pkgCache::PkgIterator iterator([package iterator]);
4522             NSString *name([package id]);
4523
4524             if ([package broken]) {
4525                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4526
4527                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4528                     name, @"package",
4529                     reasons, @"reasons",
4530                 nil]];
4531
4532                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4533                 if (ver.end())
4534                     continue;
4535
4536                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4537                     pkgCache::DepIterator start;
4538                     pkgCache::DepIterator end;
4539                     dep.GlobOr(start, end); // ++dep
4540
4541                     if (!cache->IsImportantDep(end))
4542                         continue;
4543                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4544                         continue;
4545
4546                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4547
4548                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4549                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4550                         clauses, @"clauses",
4551                     nil]];
4552
4553                     _forever {
4554                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4555
4556                         pkgCache::PkgIterator target(start.TargetPkg());
4557                         if (target->ProvidesList != 0)
4558                             reason = @"missing";
4559                         else {
4560                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4561                             if (!ver.end()) {
4562                                 reason = @"installed";
4563                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4564                             } else if (!cache[target].CandidateVerIter(cache).end())
4565                                 reason = @"uninstalled";
4566                             else if (target->ProvidesList == 0)
4567                                 reason = @"uninstallable";
4568                             else
4569                                 reason = @"virtual";
4570                         }
4571
4572                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4573                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4574                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4575                         nil]);
4576
4577                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4578                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4579                             version, @"version",
4580                             reason, @"reason",
4581                             installed, @"installed",
4582                         nil]];
4583
4584                         // yes, seriously. (wtf?)
4585                         if (start == end)
4586                             break;
4587                         ++start;
4588                     }
4589                 }
4590             }
4591
4592             pkgDepCache::StateCache &state(cache[iterator]);
4593
4594             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4595
4596             if (state.NewInstall())
4597                 [installs addObject:name];
4598             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4599                 [reinstalls addObject:name];
4600             else if (state.Upgrade())
4601                 [upgrades addObject:name];
4602             else if (state.Downgrade())
4603                 [downgrades addObject:name];
4604             else if (!state.Delete())
4605                 continue;
4606             else if (special_r(name))
4607                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4608                     [NSNull null], @"package",
4609                     [NSArray arrayWithObjects:
4610                         [NSDictionary dictionaryWithObjectsAndKeys:
4611                             @"Conflicts", @"relationship",
4612                             [NSArray arrayWithObjects:
4613                                 [NSDictionary dictionaryWithObjectsAndKeys:
4614                                     name, @"package",
4615                                     [NSNull null], @"version",
4616                                     @"installed", @"reason",
4617                                 nil],
4618                             nil], @"clauses",
4619                         nil],
4620                     nil], @"reasons",
4621                 nil]];
4622             else {
4623                 if ([package essential])
4624                     remove = true;
4625                 [removes addObject:name];
4626             }
4627
4628             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4629             substrate_ |= DepSubstrate(iterator.CurrentVer());
4630         }
4631
4632         if (!remove)
4633             essential_ = nil;
4634         else if (Advanced_) {
4635             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4636
4637             essential_ = [[UIAlertView alloc]
4638                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4639                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4640                 delegate:self
4641                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4642                 otherButtonTitles:
4643                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4644                 nil
4645             ];
4646
4647             [essential_ setContext:@"remove"];
4648         } else {
4649             essential_ = [[UIAlertView alloc]
4650                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4651                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4652                 delegate:self
4653                 cancelButtonTitle:UCLocalize("OKAY")
4654                 otherButtonTitles:nil
4655             ];
4656
4657             [essential_ setContext:@"unable"];
4658         }
4659
4660         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4661             installs, @"installs",
4662             reinstalls, @"reinstalls",
4663             upgrades, @"upgrades",
4664             downgrades, @"downgrades",
4665             removes, @"removes",
4666         nil];
4667
4668         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4669             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4670             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4671         nil];
4672
4673         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4674
4675         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4676             initWithTitle:UCLocalize("CANCEL")
4677             style:UIBarButtonItemStylePlain
4678             target:self
4679             action:@selector(cancelButtonClicked)
4680         ] autorelease]];
4681     } return self;
4682 }
4683
4684 #if !AlwaysReload
4685 - (void) applyRightButton {
4686     if ([issues_ count] == 0 && ![self isLoading])
4687         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4688             initWithTitle:UCLocalize("CONFIRM")
4689             style:UIBarButtonItemStyleDone
4690             target:self
4691             action:@selector(confirmButtonClicked)
4692         ] autorelease]];
4693     else
4694         [[self navigationItem] setRightBarButtonItem:nil];
4695 }
4696 #endif
4697
4698 - (void) cancelButtonClicked {
4699     [self dismissModalViewControllerAnimated:YES];
4700     [delegate_ cancelAndClear:YES];
4701 }
4702
4703 #if !AlwaysReload
4704 - (void) confirmButtonClicked {
4705     if (essential_ != nil)
4706         [essential_ show];
4707     else
4708         [self complete];
4709 }
4710 #endif
4711
4712 @end
4713 /* }}} */
4714
4715 /* Progress Data {{{ */
4716 @interface ProgressData : NSObject {
4717     SEL selector_;
4718     // XXX: should these really both be _transient?
4719     _transient id target_;
4720     _transient id object_;
4721 }
4722
4723 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4724
4725 - (SEL) selector;
4726 - (id) target;
4727 - (id) object;
4728
4729 @end
4730
4731 @implementation ProgressData
4732
4733 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4734     if ((self = [super init]) != nil) {
4735         selector_ = selector;
4736         target_ = target;
4737         object_ = object;
4738     } return self;
4739 }
4740
4741 - (SEL) selector {
4742     return selector_;
4743 }
4744
4745 - (id) target {
4746     return target_;
4747 }
4748
4749 - (id) object {
4750     return object_;
4751 }
4752
4753 @end
4754 /* }}} */
4755 /* Progress Controller {{{ */
4756 @interface ProgressController : CYViewController <
4757     ConfigurationDelegate,
4758     ProgressDelegate
4759 > {
4760     _transient Database *database_;
4761     UIProgressBar *progress_;
4762     UITextView *output_;
4763     UITextLabel *status_;
4764     UIPushButton *close_;
4765     BOOL running_;
4766     SHA1SumValue springlist_;
4767     SHA1SumValue notifyconf_;
4768     NSString *title_;
4769 }
4770
4771 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4772
4773 - (void) _retachThread;
4774 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4775
4776 - (BOOL) isRunning;
4777
4778 @end
4779
4780 @protocol ProgressControllerDelegate
4781 - (void) progressControllerIsComplete:(ProgressController *)sender;
4782 @end
4783
4784 @implementation ProgressController
4785
4786 - (void) dealloc {
4787     [database_ setDelegate:nil];
4788     [progress_ release];
4789     [output_ release];
4790     [status_ release];
4791     [close_ release];
4792     if (title_ != nil)
4793         [title_ release];
4794     [super dealloc];
4795 }
4796
4797 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4798     if ((self = [super init]) != nil) {
4799         database_ = database;
4800         [database_ setDelegate:self];
4801         delegate_ = delegate;
4802
4803         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4804
4805         progress_ = [[UIProgressBar alloc] init];
4806         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4807         [progress_ setStyle:0];
4808
4809         status_ = [[UITextLabel alloc] init];
4810         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4811         [status_ setColor:[UIColor whiteColor]];
4812         [status_ setBackgroundColor:[UIColor clearColor]];
4813         [status_ setCentersHorizontally:YES];
4814         //[status_ setFont:font];
4815
4816         output_ = [[UITextView alloc] init];
4817         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4818         //[output_ setTextFont:@"Courier New"];
4819         [output_ setFont:[[output_ font] fontWithSize:12]];
4820         [output_ setTextColor:[UIColor whiteColor]];
4821         [output_ setBackgroundColor:[UIColor clearColor]];
4822         [output_ setMarginTop:0];
4823         [output_ setAllowsRubberBanding:YES];
4824         [output_ setEditable:NO];
4825         [[self view] addSubview:output_];
4826
4827         close_ = [[UIPushButton alloc] init];
4828         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4829         [close_ setAutosizesToFit:NO];
4830         [close_ setDrawsShadow:YES];
4831         [close_ setStretchBackground:YES];
4832         [close_ setEnabled:YES];
4833         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4834         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4835         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4836         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4837     } return self;
4838 }
4839
4840 - (void) positionViews {
4841     CGRect bounds = [[self view] bounds];
4842     CGSize prgsize = [UIProgressBar defaultSize];
4843
4844     CGRect prgrect = {{
4845         (bounds.size.width - prgsize.width) / 2,
4846         bounds.size.height - prgsize.height - 20
4847     }, prgsize};
4848
4849     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4850
4851     [progress_ setFrame:prgrect];
4852     [status_ setFrame:CGRectMake(
4853         10,
4854         bounds.size.height - prgsize.height - 50,
4855         bounds.size.width - 20,
4856         24
4857     )];
4858     [output_ setFrame:CGRectMake(
4859         10,
4860         20,
4861         bounds.size.width - 20,
4862         bounds.size.height - 96
4863     )];
4864     [close_ setFrame:CGRectMake(
4865         (bounds.size.width - closewidth) / 2,
4866         bounds.size.height - prgsize.height - 50,
4867         closewidth,
4868         32 + prgsize.height
4869     )];
4870 }
4871
4872 - (void) viewWillAppear:(BOOL)animated {
4873     [super viewDidAppear:animated];
4874     [[self navigationItem] setHidesBackButton:YES];
4875     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4876
4877     [self positionViews];
4878 }
4879
4880 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4881     [self positionViews];
4882 }
4883
4884 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4885     NSString *context([alert context]);
4886
4887     if ([context isEqualToString:@"conffile"]) {
4888         FILE *input = [database_ input];
4889         if (button == [alert cancelButtonIndex])
4890             fprintf(input, "N\n");
4891         else if (button == [alert firstOtherButtonIndex])
4892             fprintf(input, "Y\n");
4893         fflush(input);
4894
4895         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4896     }
4897 }
4898
4899 - (void) closeButtonPushed {
4900     running_ = NO;
4901
4902     UpdateExternalStatus(0);
4903
4904     switch (Finish_) {
4905         case 0:
4906             [self dismissModalViewControllerAnimated:YES];
4907         break;
4908
4909         case 1:
4910             [delegate_ terminateWithSuccess];
4911             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4912                 [delegate_ suspendWithAnimation:YES];
4913             else
4914                 [delegate_ suspend];*/
4915         break;
4916
4917         case 2:
4918             _trace();
4919             goto reload;
4920
4921         case 3:
4922             _trace();
4923             goto reload;
4924
4925         reload:
4926             system("/usr/bin/sbreload");
4927             _trace();
4928         break;
4929
4930         case 4:
4931             _trace();
4932             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4933                 SBReboot(SBSSpringBoardServerPort());
4934             else
4935                 reboot2(RB_AUTOBOOT);
4936         break;
4937     }
4938 }
4939
4940 - (void) _retachThread {
4941     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4942
4943     [[self view] addSubview:close_];
4944     [progress_ removeFromSuperview];
4945     [status_ removeFromSuperview];
4946
4947     [database_ popErrorWithTitle:title_];
4948     [delegate_ progressControllerIsComplete:self];
4949
4950     if (Finish_ < 4) {
4951         FileFd file;
4952         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4953             _error->Discard();
4954         else {
4955             MMap mmap(file, MMap::ReadOnly);
4956             SHA1Summation sha1;
4957             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4958             if (!(notifyconf_ == sha1.Result()))
4959                 Finish_ = 4;
4960         }
4961     }
4962
4963     if (Finish_ < 3) {
4964         FileFd file;
4965         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4966             _error->Discard();
4967         else {
4968             MMap mmap(file, MMap::ReadOnly);
4969             SHA1Summation sha1;
4970             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4971             if (!(springlist_ == sha1.Result()))
4972                 Finish_ = 3;
4973         }
4974     }
4975
4976     if (Finish_ < 2) {
4977         if (RestartSubstrate_)
4978             Finish_ = 2;
4979     }
4980
4981     RestartSubstrate_ = false;
4982
4983     switch (Finish_) {
4984         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4985         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4986         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4987         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4988         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4989     }
4990
4991     _trace();
4992     system("su -c /usr/bin/uicache mobile");
4993     _trace();
4994
4995     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4996
4997     [delegate_ setStatusBarShowsProgress:NO];
4998 }
4999
5000 - (void) _detachNewThreadInvocation:(NSInvocation *)invocation { _pooled
5001     [invocation invoke];
5002     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
5003 }
5004
5005 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
5006     UpdateExternalStatus(1);
5007
5008     if (title_ != nil)
5009         [title_ release];
5010     if (title == nil)
5011         title_ = nil;
5012     else
5013         title_ = [title retain];
5014
5015     [[self navigationItem] setTitle:title_];
5016
5017     [status_ setText:nil];
5018     [output_ setText:@""];
5019     [progress_ setProgress:0];
5020
5021     [close_ removeFromSuperview];
5022     [[self view] addSubview:progress_];
5023     [[self view] addSubview:status_];
5024
5025     [delegate_ setStatusBarShowsProgress:YES];
5026     running_ = YES;
5027
5028     {
5029         FileFd file;
5030         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5031             _error->Discard();
5032         else {
5033             MMap mmap(file, MMap::ReadOnly);
5034             SHA1Summation sha1;
5035             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5036             notifyconf_ = sha1.Result();
5037         }
5038     }
5039
5040     {
5041         FileFd file;
5042         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5043             _error->Discard();
5044         else {
5045             MMap mmap(file, MMap::ReadOnly);
5046             SHA1Summation sha1;
5047             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5048             springlist_ = sha1.Result();
5049         }
5050     }
5051
5052     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
5053     [invocation setTarget:target];
5054     [invocation setSelector:selector];
5055     _assert(object == nil);
5056
5057     [NSThread detachNewThreadSelector:@selector(_detachNewThreadInvocation:) toTarget:self withObject:invocation];
5058 }
5059
5060 - (void) repairWithSelector:(SEL)selector {
5061     [self
5062         detachNewThreadSelector:selector
5063         toTarget:database_
5064         withObject:nil
5065         title:UCLocalize("REPAIRING")
5066     ];
5067 }
5068
5069 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5070     CYAlertView *sheet([[[CYAlertView alloc]
5071         initWithTitle:title
5072         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5073         defaultButtonIndex:0
5074     ] autorelease]);
5075
5076     [sheet setMessage:error];
5077     [sheet yieldToPopupAlertAnimated:YES];
5078     [sheet dismiss];
5079 }
5080
5081 - (void) startProgress {
5082 }
5083
5084 - (bool) isCancelling:(size_t)received {
5085     return false;
5086 }
5087
5088 - (void) setConfigurationData:(NSString *)data {
5089     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5090
5091     if (!conffile_r(data)) {
5092         lprintf("E:invalid conffile\n");
5093         return;
5094     }
5095
5096     NSString *ofile = conffile_r[1];
5097     //NSString *nfile = conffile_r[2];
5098
5099     UIAlertView *alert = [[[UIAlertView alloc]
5100         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5101         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5102         delegate:self
5103         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5104         otherButtonTitles:
5105             UCLocalize("ACCEPT_NEW_COPY"),
5106             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5107         nil
5108     ] autorelease];
5109
5110     [alert setContext:@"conffile"];
5111     [alert show];
5112 }
5113
5114 - (void) setProgressTitle:(NSString *)title {
5115     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5116     for (size_t i(0), e([words count]); i != e; ++i) {
5117         NSString *word([words objectAtIndex:i]);
5118         if (Package *package = [database_ packageWithName:word])
5119             [words replaceObjectAtIndex:i withObject:[package name]];
5120     }
5121
5122     [status_ setText:[words componentsJoinedByString:@" "]];
5123 }
5124
5125 - (void) setProgressPercent:(NSNumber *)percent {
5126     [progress_ setProgress:[percent floatValue]];
5127 }
5128
5129 - (void) addProgressOutput:(NSString *)output {
5130     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5131     CGSize size = [output_ contentSize];
5132     CGPoint offset = [output_ contentOffset];
5133     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5134         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5135         [output_ scrollRectToVisible:rect animated:YES];
5136     }
5137 }
5138
5139 - (BOOL) isRunning {
5140     return running_;
5141 }
5142
5143 @end
5144 /* }}} */
5145
5146 /* Cell Content View {{{ */
5147 @protocol ContentDelegate
5148 - (void) drawContentRect:(CGRect)rect;
5149 @end
5150
5151 @interface ContentView : UIView {
5152     _transient id<ContentDelegate> delegate_;
5153 }
5154
5155 @end
5156
5157 @implementation ContentView
5158
5159 - (id) initWithFrame:(CGRect)frame {
5160     if ((self = [super initWithFrame:frame]) != nil) {
5161         [self setNeedsDisplayOnBoundsChange:YES];
5162     } return self;
5163 }
5164
5165 - (void) setDelegate:(id<ContentDelegate>)delegate {
5166     delegate_ = delegate;
5167 }
5168
5169 - (void) drawRect:(CGRect)rect {
5170     [super drawRect:rect];
5171     [delegate_ drawContentRect:rect];
5172 }
5173
5174 @end
5175 /* }}} */
5176 /* Cydia TableView Cell {{{ */
5177 @interface CYTableViewCell : UITableViewCell {
5178     ContentView *content_;
5179     bool highlighted_;
5180 }
5181
5182 @end
5183
5184 @implementation CYTableViewCell
5185
5186 - (void) dealloc {
5187     [content_ release];
5188     [super dealloc];
5189 }
5190
5191 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5192     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5193
5194     if (view == content_) {
5195         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5196         highlighted_ = highlighted;
5197     }
5198
5199     [super _updateHighlightColorsForView:view highlighted:highlighted];
5200 }
5201
5202 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5203     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5204     highlighted_ = selected;
5205
5206     [super setSelected:selected animated:animated];
5207     [content_ setNeedsDisplay];
5208 }
5209
5210 @end
5211 /* }}} */
5212
5213 /* Package Cell {{{ */
5214 @interface PackageCell : CYTableViewCell <
5215     ContentDelegate
5216 > {
5217     UIImage *icon_;
5218     NSString *name_;
5219     NSString *description_;
5220     bool commercial_;
5221     NSString *source_;
5222     UIImage *badge_;
5223     Package *package_;
5224     UIImage *placard_;
5225 }
5226
5227 - (PackageCell *) init;
5228 - (void) setPackage:(Package *)package;
5229
5230 - (void) drawContentRect:(CGRect)rect;
5231
5232 @end
5233
5234 @implementation PackageCell
5235
5236 - (void) clearPackage {
5237     if (icon_ != nil) {
5238         [icon_ release];
5239         icon_ = nil;
5240     }
5241
5242     if (name_ != nil) {
5243         [name_ release];
5244         name_ = nil;
5245     }
5246
5247     if (description_ != nil) {
5248         [description_ release];
5249         description_ = nil;
5250     }
5251
5252     if (source_ != nil) {
5253         [source_ release];
5254         source_ = nil;
5255     }
5256
5257     if (badge_ != nil) {
5258         [badge_ release];
5259         badge_ = nil;
5260     }
5261
5262     if (placard_ != nil) {
5263         [placard_ release];
5264         placard_ = nil;
5265     }
5266
5267     [package_ release];
5268     package_ = nil;
5269 }
5270
5271 - (void) dealloc {
5272     [self clearPackage];
5273     [super dealloc];
5274 }
5275
5276 - (PackageCell *) init {
5277     CGRect frame(CGRectMake(0, 0, 320, 74));
5278     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5279         UIView *content([self contentView]);
5280         CGRect bounds([content bounds]);
5281
5282         content_ = [[ContentView alloc] initWithFrame:bounds];
5283         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5284         [content addSubview:content_];
5285
5286         [content_ setDelegate:self];
5287         [content_ setOpaque:YES];
5288     } return self;
5289 }
5290
5291 - (NSString *) accessibilityLabel {
5292     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5293 }
5294
5295 - (void) setPackage:(Package *)package {
5296     [self clearPackage];
5297     [package parse];
5298
5299     Source *source = [package source];
5300
5301     icon_ = [[package icon] retain];
5302     name_ = [[package name] retain];
5303
5304     if (IsWildcat_)
5305         description_ = [package longDescription];
5306     if (description_ == nil)
5307         description_ = [package shortDescription];
5308     if (description_ != nil)
5309         description_ = [description_ retain];
5310
5311     commercial_ = [package isCommercial];
5312
5313     package_ = [package retain];
5314
5315     NSString *label = nil;
5316     bool trusted = false;
5317
5318     if (source != nil) {
5319         label = [source label];
5320         trusted = [source trusted];
5321     } else if ([[package id] isEqualToString:@"firmware"])
5322         label = UCLocalize("APPLE");
5323     else
5324         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5325
5326     NSString *from(label);
5327
5328     NSString *section = [package simpleSection];
5329     if (section != nil && ![section isEqualToString:label]) {
5330         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5331         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5332     }
5333
5334     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5335     source_ = [from retain];
5336
5337     if (NSString *purpose = [package primaryPurpose])
5338         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5339             badge_ = [badge_ retain];
5340
5341     UIColor *color;
5342     NSString *placard;
5343
5344     if (NSString *mode = [package_ mode]) {
5345         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5346             color = RemovingColor_;
5347             //placard = @"removing";
5348         } else {
5349             color = InstallingColor_;
5350             //placard = @"installing";
5351         }
5352
5353         // XXX: the removing/installing placards are not @2x
5354         placard = nil;
5355     } else {
5356         color = [UIColor whiteColor];
5357
5358         if ([package installed] != nil)
5359             placard = @"installed";
5360         else
5361             placard = nil;
5362     }
5363
5364     [content_ setBackgroundColor:color];
5365
5366     if (placard != nil)
5367         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5368             placard_ = [placard_ retain];
5369
5370     [self setNeedsDisplay];
5371     [content_ setNeedsDisplay];
5372 }
5373
5374 - (void) drawContentRect:(CGRect)rect {
5375     bool highlighted(highlighted_);
5376     float width([self bounds].size.width);
5377
5378 #if 0
5379     CGContextRef context(UIGraphicsGetCurrentContext());
5380     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5381     CGContextFillRect(context, rect);
5382 #endif
5383
5384     if (icon_ != nil) {
5385         CGRect rect;
5386         rect.size = [icon_ size];
5387
5388         rect.size.width /= 2;
5389         rect.size.height /= 2;
5390
5391         rect.origin.x = 25 - rect.size.width / 2;
5392         rect.origin.y = 25 - rect.size.height / 2;
5393
5394         [icon_ drawInRect:rect];
5395     }
5396
5397     if (badge_ != nil) {
5398         CGRect rect;
5399         rect.size = [badge_ size];
5400
5401         rect.size.width /= 2;
5402         rect.size.height /= 2;
5403
5404         rect.origin.x = 36 - rect.size.width / 2;
5405         rect.origin.y = 36 - rect.size.height / 2;
5406
5407         [badge_ drawInRect:rect];
5408     }
5409
5410     if (highlighted)
5411         UISetColor(White_);
5412
5413     if (!highlighted)
5414         UISetColor(commercial_ ? Purple_ : Black_);
5415     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5416     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5417
5418     if (!highlighted)
5419         UISetColor(commercial_ ? Purplish_ : Gray_);
5420     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5421
5422     if (placard_ != nil)
5423         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5424 }
5425
5426 @end
5427 /* }}} */
5428 /* Section Cell {{{ */
5429 @interface SectionCell : CYTableViewCell <
5430     ContentDelegate
5431 > {
5432     NSString *basic_;
5433     NSString *section_;
5434     NSString *name_;
5435     NSString *count_;
5436     UIImage *icon_;
5437     UISwitch *switch_;
5438     BOOL editing_;
5439 }
5440
5441 - (void) setSection:(Section *)section editing:(BOOL)editing;
5442
5443 @end
5444
5445 @implementation SectionCell
5446
5447 - (void) clearSection {
5448     if (basic_ != nil) {
5449         [basic_ release];
5450         basic_ = nil;
5451     }
5452
5453     if (section_ != nil) {
5454         [section_ release];
5455         section_ = nil;
5456     }
5457
5458     if (name_ != nil) {
5459         [name_ release];
5460         name_ = nil;
5461     }
5462
5463     if (count_ != nil) {
5464         [count_ release];
5465         count_ = nil;
5466     }
5467 }
5468
5469 - (void) dealloc {
5470     [self clearSection];
5471     [icon_ release];
5472     [switch_ release];
5473     [super dealloc];
5474 }
5475
5476 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5477     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5478         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5479         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5480         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5481
5482         UIView *content([self contentView]);
5483         CGRect bounds([content bounds]);
5484
5485         content_ = [[ContentView alloc] initWithFrame:bounds];
5486         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5487         [content addSubview:content_];
5488         [content_ setBackgroundColor:[UIColor whiteColor]];
5489
5490         [content_ setDelegate:self];
5491     } return self;
5492 }
5493
5494 - (void) onSwitch:(id)sender {
5495     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5496     if (metadata == nil) {
5497         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5498         [Sections_ setObject:metadata forKey:basic_];
5499     }
5500
5501     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5502     Changed_ = true;
5503 }
5504
5505 - (void) setSection:(Section *)section editing:(BOOL)editing {
5506     if (editing != editing_) {
5507         if (editing_)
5508             [switch_ removeFromSuperview];
5509         else
5510             [self addSubview:switch_];
5511         editing_ = editing;
5512     }
5513
5514     [self clearSection];
5515
5516     if (section == nil) {
5517         name_ = [UCLocalize("ALL_PACKAGES") retain];
5518         count_ = nil;
5519     } else {
5520         basic_ = [section name];
5521         if (basic_ != nil)
5522             basic_ = [basic_ retain];
5523
5524         section_ = [section localized];
5525         if (section_ != nil)
5526             section_ = [section_ retain];
5527
5528         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5529         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5530
5531         if (editing_)
5532             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5533     }
5534
5535     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5536     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5537
5538     [content_ setNeedsDisplay];
5539 }
5540
5541 - (void) setFrame:(CGRect)frame {
5542     [super setFrame:frame];
5543
5544     CGRect rect([switch_ frame]);
5545     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5546 }
5547
5548 - (NSString *) accessibilityLabel {
5549     return name_;
5550 }
5551
5552 - (void) drawContentRect:(CGRect)rect {
5553     bool highlighted(highlighted_ && !editing_);
5554
5555     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5556
5557     if (highlighted)
5558         UISetColor(White_);
5559
5560     float width(rect.size.width);
5561     if (editing_)
5562         width -= 87;
5563
5564     if (!highlighted)
5565         UISetColor(Black_);
5566     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5567
5568     CGSize size = [count_ sizeWithFont:Font14_];
5569
5570     UISetColor(White_);
5571     if (count_ != nil)
5572         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5573 }
5574
5575 @end
5576 /* }}} */
5577
5578 /* File Table {{{ */
5579 @interface FileTable : CYViewController <
5580     UITableViewDataSource,
5581     UITableViewDelegate
5582 > {
5583     _transient Database *database_;
5584     Package *package_;
5585     NSString *name_;
5586     NSMutableArray *files_;
5587     UITableView *list_;
5588 }
5589
5590 - (id) initWithDatabase:(Database *)database;
5591 - (void) setPackage:(Package *)package;
5592
5593 @end
5594
5595 @implementation FileTable
5596
5597 - (void) dealloc {
5598     [self releaseSubviews];
5599
5600     [package_ release];
5601     [name_ release];
5602     [files_ release];
5603
5604     [super dealloc];
5605 }
5606
5607 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5608     return files_ == nil ? 0 : [files_ count];
5609 }
5610
5611 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5612     return 24.0f;
5613 }*/
5614
5615 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5616     static NSString *reuseIdentifier = @"Cell";
5617
5618     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5619     if (cell == nil) {
5620         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5621         [cell setFont:[UIFont systemFontOfSize:16]];
5622     }
5623     [cell setText:[files_ objectAtIndex:indexPath.row]];
5624     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5625
5626     return cell;
5627 }
5628
5629 - (NSURL *) navigationURL {
5630     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5631 }
5632
5633 - (void) loadView {
5634     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5635
5636     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5637     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5638     [list_ setRowHeight:24.0f];
5639     [list_ setDataSource:self];
5640     [list_ setDelegate:self];
5641     [[self view] addSubview:list_];
5642 }
5643
5644 - (void) viewDidLoad {
5645     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5646 }
5647
5648 - (void) releaseSubviews {
5649     [list_ release];
5650     list_ = nil;
5651 }
5652
5653 - (id) initWithDatabase:(Database *)database {
5654     if ((self = [super init]) != nil) {
5655         database_ = database;
5656
5657         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5658     } return self;
5659 }
5660
5661 - (void) setPackage:(Package *)package {
5662     if (package_ != nil) {
5663         [package_ autorelease];
5664         package_ = nil;
5665     }
5666
5667     if (name_ != nil) {
5668         [name_ release];
5669         name_ = nil;
5670     }
5671
5672     [files_ removeAllObjects];
5673
5674     if (package != nil) {
5675         package_ = [package retain];
5676         name_ = [[package id] retain];
5677
5678         if (NSArray *files = [package files])
5679             [files_ addObjectsFromArray:files];
5680
5681         if ([files_ count] != 0) {
5682             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5683                 [files_ removeObjectAtIndex:0];
5684             [files_ sortUsingSelector:@selector(compareByPath:)];
5685
5686             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5687             [stack addObject:@"/"];
5688
5689             for (int i(0), e([files_ count]); i != e; ++i) {
5690                 NSString *file = [files_ objectAtIndex:i];
5691                 while (![file hasPrefix:[stack lastObject]])
5692                     [stack removeLastObject];
5693                 NSString *directory = [stack lastObject];
5694                 [stack addObject:[file stringByAppendingString:@"/"]];
5695                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5696                     ([stack count] - 2) * 3, "",
5697                     [file substringFromIndex:[directory length]]
5698                 ]];
5699             }
5700         }
5701     }
5702
5703     [list_ reloadData];
5704 }
5705
5706 - (void) reloadData {
5707     [super reloadData];
5708
5709     [self setPackage:[database_ packageWithName:name_]];
5710 }
5711
5712 @end
5713 /* }}} */
5714 /* Package Controller {{{ */
5715 @interface CYPackageController : CYBrowserController <
5716     UIActionSheetDelegate
5717 > {
5718     _transient Database *database_;
5719     Package *package_;
5720     NSString *name_;
5721     bool commercial_;
5722     NSMutableArray *buttons_;
5723     UIBarButtonItem *button_;
5724 }
5725
5726 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5727
5728 @end
5729
5730 @implementation CYPackageController
5731
5732 - (void) dealloc {
5733     if (package_ != nil)
5734         [package_ release];
5735     if (name_ != nil)
5736         [name_ release];
5737
5738     [buttons_ release];
5739
5740     if (button_ != nil)
5741         [button_ release];
5742
5743     [super dealloc];
5744 }
5745
5746 - (NSURL *) navigationURL {
5747     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5748 }
5749
5750 /* XXX: this is not safe at all... localization of /fail/ */
5751 - (void) _clickButtonWithName:(NSString *)name {
5752     if ([name isEqualToString:UCLocalize("CLEAR")])
5753         [delegate_ clearPackage:package_];
5754     else if ([name isEqualToString:UCLocalize("INSTALL")])
5755         [delegate_ installPackage:package_];
5756     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5757         [delegate_ installPackage:package_];
5758     else if ([name isEqualToString:UCLocalize("REMOVE")])
5759         [delegate_ removePackage:package_];
5760     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5761         [delegate_ installPackage:package_];
5762     else _assert(false);
5763 }
5764
5765 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5766     NSString *context([sheet context]);
5767
5768     if ([context isEqualToString:@"modify"]) {
5769         if (button != [sheet cancelButtonIndex]) {
5770             NSString *buttonName = [buttons_ objectAtIndex:button];
5771             [self _clickButtonWithName:buttonName];
5772         }
5773
5774         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5775     }
5776 }
5777
5778 - (bool) _allowJavaScriptPanel {
5779     return commercial_;
5780 }
5781
5782 #if !AlwaysReload
5783 - (void) _customButtonClicked {
5784     int count([buttons_ count]);
5785     if (count == 0)
5786         return;
5787
5788     if (count == 1)
5789         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5790     else {
5791         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5792         [buttons addObjectsFromArray:buttons_];
5793
5794         UIActionSheet *sheet = [[[UIActionSheet alloc]
5795             initWithTitle:nil
5796             delegate:self
5797             cancelButtonTitle:nil
5798             destructiveButtonTitle:nil
5799             otherButtonTitles:nil
5800         ] autorelease];
5801
5802         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5803         if (!IsWildcat_) {
5804            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5805            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5806         }
5807         [sheet setContext:@"modify"];
5808
5809         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5810     }
5811 }
5812
5813 // We don't want to allow non-commercial packages to do custom things to the install button,
5814 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5815 - (void) customButtonClicked {
5816     if (commercial_)
5817         [super customButtonClicked];
5818     else
5819         [self _customButtonClicked];
5820 }
5821
5822 - (void) reloadButtonClicked {
5823     // Don't reload a commerical package by tapping the loading button,
5824     // but if it's not an Install button, we should forward it on.
5825     if (![package_ uninstalled])
5826         [self _customButtonClicked];
5827 }
5828
5829 - (void) applyLoadingTitle {
5830     // Don't show "Loading" as the title. Ever.
5831 }
5832
5833 - (UIBarButtonItem *) rightButton {
5834     return button_;
5835 }
5836 #endif
5837
5838 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5839     if ((self = [super init]) != nil) {
5840         database_ = database;
5841         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5842         name_ = [[NSString alloc] initWithString:name];
5843         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5844     } return self;
5845 }
5846
5847 - (void) reloadData {
5848     if (package_ != nil)
5849         [package_ autorelease];
5850     package_ = [database_ packageWithName:name_];
5851
5852     [buttons_ removeAllObjects];
5853
5854     if (package_ != nil) {
5855         [package_ parse];
5856
5857         package_ = [package_ retain];
5858         commercial_ = [package_ isCommercial];
5859
5860         if ([package_ mode] != nil)
5861             [buttons_ addObject:UCLocalize("CLEAR")];
5862         if ([package_ source] == nil);
5863         else if ([package_ upgradableAndEssential:NO])
5864             [buttons_ addObject:UCLocalize("UPGRADE")];
5865         else if ([package_ uninstalled])
5866             [buttons_ addObject:UCLocalize("INSTALL")];
5867         else
5868             [buttons_ addObject:UCLocalize("REINSTALL")];
5869         if (![package_ uninstalled])
5870             [buttons_ addObject:UCLocalize("REMOVE")];
5871     }
5872
5873     if (button_ != nil)
5874         [button_ release];
5875
5876     NSString *title;
5877     switch ([buttons_ count]) {
5878         case 0: title = nil; break;
5879         case 1: title = [buttons_ objectAtIndex:0]; break;
5880         default: title = UCLocalize("MODIFY"); break;
5881     }
5882
5883     button_ = [[UIBarButtonItem alloc]
5884         initWithTitle:title
5885         style:UIBarButtonItemStylePlain
5886         target:self
5887         action:@selector(customButtonClicked)
5888     ];
5889
5890     [super reloadData];
5891 }
5892
5893 - (bool) isLoading {
5894     return commercial_ ? [super isLoading] : false;
5895 }
5896
5897 @end
5898 /* }}} */
5899
5900 /* Package List Controller {{{ */
5901 @interface PackageListController : CYViewController <
5902     UITableViewDataSource,
5903     UITableViewDelegate
5904 > {
5905     _transient Database *database_;
5906     unsigned era_;
5907     NSMutableArray *packages_;
5908     NSMutableArray *sections_;
5909     UITableView *list_;
5910     NSMutableArray *index_;
5911     NSMutableDictionary *indices_;
5912     NSString *title_;
5913 }
5914
5915 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5916 - (void) setDelegate:(id)delegate;
5917 - (void) resetCursor;
5918
5919 @end
5920
5921 @implementation PackageListController
5922
5923 - (void) dealloc {
5924     [packages_ release];
5925     [sections_ release];
5926     [list_ release];
5927     [index_ release];
5928     [indices_ release];
5929     [title_ release];
5930
5931     [super dealloc];
5932 }
5933
5934 - (void) deselectWithAnimation:(BOOL)animated {
5935     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5936 }
5937
5938 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5939     CGRect base = [[self view] bounds];
5940     base.size.height -= bounds.size.height;
5941     base.origin = [list_ frame].origin;
5942
5943     [UIView beginAnimations:nil context:NULL];
5944     [UIView setAnimationBeginsFromCurrentState:YES];
5945     [UIView setAnimationCurve:curve];
5946     [UIView setAnimationDuration:duration];
5947     [list_ setFrame:base];
5948     [UIView commitAnimations];
5949 }
5950
5951 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5952     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5953 }
5954
5955 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5956     [self resizeForKeyboardBounds:bounds duration:0];
5957 }
5958
5959 - (void) keyboardWillShow:(NSNotification *)notification {
5960     CGRect bounds;
5961     CGPoint center;
5962     NSTimeInterval duration;
5963     UIViewAnimationCurve curve;
5964     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5965     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5966     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5967     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5968
5969     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);
5970     UIViewController *base = self;
5971     while ([base parentViewController] != nil)
5972         base = [base parentViewController];
5973     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5974     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5975
5976     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5977 }
5978
5979 - (void) keyboardWillHide:(NSNotification *)notification {
5980     NSTimeInterval duration;
5981     UIViewAnimationCurve curve;
5982     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5983     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5984
5985     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5986 }
5987
5988 - (void) viewWillAppear:(BOOL)animated {
5989     [super viewWillAppear:animated];
5990
5991     [self resizeForKeyboardBounds:CGRectZero];
5992     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
5993     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
5994 }
5995
5996 - (void) viewWillDisappear:(BOOL)animated {
5997     [super viewWillDisappear:animated];
5998
5999     [self resizeForKeyboardBounds:CGRectZero];
6000     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6001     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6002 }
6003
6004 - (void) viewDidAppear:(BOOL)animated {
6005     [super viewDidAppear:animated];
6006     [self deselectWithAnimation:animated];
6007 }
6008
6009 - (void) didSelectPackage:(Package *)package {
6010     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6011     [view setDelegate:delegate_];
6012     [[self navigationController] pushViewController:view animated:YES];
6013 }
6014
6015 #if TryIndexedCollation
6016 + (BOOL) hasIndexedCollation {
6017     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6018 }
6019 #endif
6020
6021 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6022     NSInteger count([sections_ count]);
6023     return count == 0 ? 1 : count;
6024 }
6025
6026 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6027     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6028         return nil;
6029     return [[sections_ objectAtIndex:section] name];
6030 }
6031
6032 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6033     if ([sections_ count] == 0)
6034         return 0;
6035     return [[sections_ objectAtIndex:section] count];
6036 }
6037
6038 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6039 @synchronized (database_) {
6040     if ([database_ era] != era_)
6041         return nil;
6042
6043     Section *section([sections_ objectAtIndex:[path section]]);
6044     NSInteger row([path row]);
6045     Package *package([packages_ objectAtIndex:([section row] + row)]);
6046     return [[package retain] autorelease];
6047 } }
6048
6049 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6050     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6051     if (cell == nil)
6052         cell = [[[PackageCell alloc] init] autorelease];
6053     [cell setPackage:[self packageAtIndexPath:path]];
6054     return cell;
6055 }
6056
6057 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6058     Package *package([self packageAtIndexPath:path]);
6059     package = [database_ packageWithName:[package id]];
6060     [self didSelectPackage:package];
6061 }
6062
6063 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6064     // XXX: is 20 the most optimal number here?
6065     return [packages_ count] > 20 ? index_ : nil;
6066 }
6067
6068 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6069 #if TryIndexedCollation
6070     if ([[self class] hasIndexedCollation]) {
6071         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6072     }
6073 #endif
6074
6075     return index;
6076 }
6077
6078 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6079     if ((self = [super init]) != nil) {
6080         database_ = database;
6081         title_ = [title copy];
6082         [[self navigationItem] setTitle:title_];
6083
6084 #if TryIndexedCollation
6085         if ([[self class] hasIndexedCollation])
6086             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6087         else
6088 #endif
6089             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6090
6091         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6092
6093         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6094         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6095
6096         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6097         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6098         [list_ setRowHeight:73];
6099         [[self view] addSubview:list_];
6100
6101         [list_ setDataSource:self];
6102         [list_ setDelegate:self];
6103     } return self;
6104 }
6105
6106 - (void) setDelegate:(id)delegate {
6107     delegate_ = delegate;
6108 }
6109
6110 - (bool) hasPackage:(Package *)package {
6111     return true;
6112 }
6113
6114 - (void) reloadData {
6115     [super reloadData];
6116
6117     era_ = [database_ era];
6118     NSArray *packages = [database_ packages];
6119
6120     [packages_ removeAllObjects];
6121     [sections_ removeAllObjects];
6122
6123     _profile(PackageTable$reloadData$Filter)
6124         for (Package *package in packages)
6125             if ([self hasPackage:package])
6126                 [packages_ addObject:package];
6127     _end
6128
6129     [indices_ removeAllObjects];
6130
6131     Section *section = nil;
6132
6133 #if TryIndexedCollation
6134     if ([[self class] hasIndexedCollation]) {
6135         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6136         NSArray *titles = [collation sectionIndexTitles];
6137         int secidx = -1;
6138
6139         _profile(PackageTable$reloadData$Section)
6140             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6141                 Package *package;
6142                 int index;
6143
6144                 _profile(PackageTable$reloadData$Section$Package)
6145                     package = [packages_ objectAtIndex:offset];
6146                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6147                 _end
6148
6149                 while (secidx < index) {
6150                     secidx += 1;
6151
6152                     _profile(PackageTable$reloadData$Section$Allocate)
6153                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6154                     _end
6155
6156                     _profile(PackageTable$reloadData$Section$Add)
6157                         [sections_ addObject:section];
6158                     _end
6159                 }
6160
6161                 [section addToCount];
6162             }
6163         _end
6164     } else
6165 #endif
6166     {
6167         [index_ removeAllObjects];
6168
6169         _profile(PackageTable$reloadData$Section)
6170             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6171                 Package *package;
6172                 unichar index;
6173
6174                 _profile(PackageTable$reloadData$Section$Package)
6175                     package = [packages_ objectAtIndex:offset];
6176                     index = [package index];
6177                 _end
6178
6179                 if (section == nil || [section index] != index) {
6180                     _profile(PackageTable$reloadData$Section$Allocate)
6181                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6182                     _end
6183
6184                     [index_ addObject:[section name]];
6185                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6186
6187                     _profile(PackageTable$reloadData$Section$Add)
6188                         [sections_ addObject:section];
6189                     _end
6190                 }
6191
6192                 [section addToCount];
6193             }
6194         _end
6195     }
6196
6197     _profile(PackageTable$reloadData$List)
6198         [list_ reloadData];
6199     _end
6200 }
6201
6202 - (void) resetCursor {
6203     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6204 }
6205
6206 @end
6207 /* }}} */
6208 /* Filtered Package List Controller {{{ */
6209 @interface FilteredPackageListController : PackageListController {
6210     SEL filter_;
6211     IMP imp_;
6212     id object_;
6213 }
6214
6215 - (void) setObject:(id)object;
6216 - (void) setObject:(id)object forFilter:(SEL)filter;
6217
6218 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6219
6220 @end
6221
6222 @implementation FilteredPackageListController
6223
6224 - (void) dealloc {
6225     if (object_ != nil)
6226         [object_ release];
6227     [super dealloc];
6228 }
6229
6230 - (void) setFilter:(SEL)filter {
6231     filter_ = filter;
6232
6233     /* XXX: this is an unsafe optimization of doomy hell */
6234     Method method(class_getInstanceMethod([Package class], filter));
6235     _assert(method != NULL);
6236     imp_ = method_getImplementation(method);
6237     _assert(imp_ != NULL);
6238 }
6239
6240 - (void) setObject:(id)object {
6241     if (object_ != nil)
6242         [object_ release];
6243     if (object == nil)
6244         object_ = nil;
6245     else
6246         object_ = [object retain];
6247 }
6248
6249 - (void) setObject:(id)object forFilter:(SEL)filter {
6250     [self setFilter:filter];
6251     [self setObject:object];
6252 }
6253
6254 - (bool) hasPackage:(Package *)package {
6255     _profile(FilteredPackageTable$hasPackage)
6256         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6257     _end
6258 }
6259
6260 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6261     if ((self = [super initWithDatabase:database title:title]) != nil) {
6262         [self setFilter:filter];
6263         [self setObject:object];
6264     } return self;
6265 }
6266
6267 @end
6268 /* }}} */
6269
6270 /* Home Controller {{{ */
6271 @interface HomeController : CYBrowserController {
6272 }
6273
6274 @end
6275
6276 @implementation HomeController
6277
6278 + (BOOL) shouldHideNavigationBar {
6279     return NO;
6280 }
6281
6282 - (NSURL *) navigationURL {
6283     return [NSURL URLWithString:@"cydia://home"];
6284 }
6285
6286 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6287     [super _setMoreHeaders:request];
6288
6289     if (ChipID_ != nil)
6290         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6291     if (UniqueID_ != nil)
6292         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6293     if (PLMN_ != nil)
6294         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6295 }
6296
6297 - (void) aboutButtonClicked {
6298     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6299
6300     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6301     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6302     [alert setCancelButtonIndex:0];
6303
6304     [alert setMessage:
6305         @"Copyright (C) 2008-2011\n"
6306         "Jay Freeman (saurik)\n"
6307         "saurik@saurik.com\n"
6308         "http://www.saurik.com/"
6309     ];
6310
6311     [alert show];
6312 }
6313
6314 - (void) viewWillDisappear:(BOOL)animated {
6315     [super viewWillDisappear:animated];
6316
6317     if ([[self class] shouldHideNavigationBar])
6318         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6319 }
6320
6321 - (void) viewWillAppear:(BOOL)animated {
6322     if (![self hasLoaded])
6323         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6324
6325     [super viewWillAppear:animated];
6326
6327     if ([[self class] shouldHideNavigationBar])
6328         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6329 }
6330
6331 - (void) viewDidLoad {
6332     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6333         initWithTitle:UCLocalize("ABOUT")
6334         style:UIBarButtonItemStylePlain
6335         target:self
6336         action:@selector(aboutButtonClicked)
6337     ] autorelease]];
6338 }
6339
6340 @end
6341 /* }}} */
6342 /* Manage Controller {{{ */
6343 @interface ManageController : CYBrowserController {
6344 }
6345
6346 - (void) queueStatusDidChange;
6347
6348 @end
6349
6350 @implementation ManageController
6351
6352 - (NSURL *) navigationURL {
6353     return [NSURL URLWithString:@"cydia://manage"];
6354 }
6355
6356 - (void) viewWillAppear:(BOOL)animated {
6357     if (![self hasLoaded])
6358         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6359
6360     [super viewWillAppear:animated];
6361 }
6362
6363 - (void) viewDidLoad {
6364     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6365         initWithTitle:UCLocalize("SETTINGS")
6366         style:UIBarButtonItemStylePlain
6367         target:self
6368         action:@selector(settingsButtonClicked)
6369     ] autorelease]];
6370
6371     [self queueStatusDidChange];
6372 }
6373
6374 - (void) settingsButtonClicked {
6375     [delegate_ showSettings];
6376 }
6377
6378 #if !AlwaysReload
6379 - (void) queueButtonClicked {
6380     [delegate_ queue];
6381 }
6382
6383 - (void) applyLoadingTitle {
6384     // Disable "Loading" title.
6385 }
6386
6387 - (void) applyRightButton {
6388     // Disable right button.
6389 }
6390 #endif
6391
6392 - (void) queueStatusDidChange {
6393 #if !AlwaysReload
6394     if (!IsWildcat_ && Queuing_) {
6395         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6396             initWithTitle:UCLocalize("QUEUE")
6397             style:UIBarButtonItemStyleDone
6398             target:self
6399             action:@selector(queueButtonClicked)
6400         ] autorelease]];
6401     } else {
6402         [[self navigationItem] setRightBarButtonItem:nil];
6403     }
6404 #endif
6405 }
6406
6407 - (bool) isLoading {
6408     // Never show as loading.
6409     return false;
6410 }
6411
6412 @end
6413 /* }}} */
6414
6415 /* Refresh Bar {{{ */
6416 @interface RefreshBar : UINavigationBar {
6417     UIProgressIndicator *indicator_;
6418     UITextLabel *prompt_;
6419     UIProgressBar *progress_;
6420     UINavigationButton *cancel_;
6421 }
6422
6423 @end
6424
6425 @implementation RefreshBar
6426
6427 - (void) dealloc {
6428     [indicator_ release];
6429     [prompt_ release];
6430     [progress_ release];
6431     [cancel_ release];
6432     [super dealloc];
6433 }
6434
6435 - (void) positionViews {
6436     CGRect frame = [cancel_ frame];
6437     frame.size = [cancel_ sizeThatFits:frame.size];
6438     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6439     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6440     [cancel_ setFrame:frame];
6441
6442     CGSize prgsize = {75, 100};
6443     CGRect prgrect = {{
6444         [self frame].size.width - prgsize.width - 10,
6445         ([self frame].size.height - prgsize.height) / 2
6446     } , prgsize};
6447     [progress_ setFrame:prgrect];
6448
6449     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6450     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6451     CGRect indrect = {{indoffset, indoffset}, indsize};
6452     [indicator_ setFrame:indrect];
6453
6454     CGSize prmsize = {215, indsize.height + 4};
6455     CGRect prmrect = {{
6456         indoffset * 2 + indsize.width,
6457         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6458     }, prmsize};
6459     [prompt_ setFrame:prmrect];
6460 }
6461
6462 - (void) setFrame:(CGRect)frame {
6463     [super setFrame:frame];
6464     [self positionViews];
6465 }
6466
6467 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6468     if ((self = [super initWithFrame:frame]) != nil) {
6469         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6470
6471         [self setBarStyle:UIBarStyleBlack];
6472
6473         UIBarStyle barstyle([self _barStyle:NO]);
6474         bool ugly(barstyle == UIBarStyleDefault);
6475
6476         UIProgressIndicatorStyle style = ugly ?
6477             UIProgressIndicatorStyleMediumBrown :
6478             UIProgressIndicatorStyleMediumWhite;
6479
6480         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6481         [indicator_ setStyle:style];
6482         [indicator_ startAnimation];
6483         [self addSubview:indicator_];
6484
6485         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6486         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6487         [prompt_ setBackgroundColor:[UIColor clearColor]];
6488         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6489         [self addSubview:prompt_];
6490
6491         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6492         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6493         [progress_ setStyle:0];
6494         [self addSubview:progress_];
6495
6496         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6497         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6498         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6499         [cancel_ setBarStyle:barstyle];
6500
6501         [self positionViews];
6502     } return self;
6503 }
6504
6505 - (void) cancel {
6506     [cancel_ removeFromSuperview];
6507 }
6508
6509 - (void) start {
6510     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6511     [progress_ setProgress:0];
6512     [self addSubview:cancel_];
6513 }
6514
6515 - (void) stop {
6516     [cancel_ removeFromSuperview];
6517 }
6518
6519 - (void) setPrompt:(NSString *)prompt {
6520     [prompt_ setText:prompt];
6521 }
6522
6523 - (void) setProgress:(float)progress {
6524     [progress_ setProgress:progress];
6525 }
6526
6527 @end
6528 /* }}} */
6529
6530 @class CYNavigationController;
6531
6532 /* Cydia Tab Bar Controller {{{ */
6533 @interface CYTabBarController : UITabBarController <
6534     UITabBarControllerDelegate,
6535     ProgressDelegate
6536 > {
6537     _transient Database *database_;
6538     RefreshBar *refreshbar_;
6539
6540     bool dropped_;
6541     bool updating_;
6542     // XXX: ok, "updatedelegate_"?...
6543     _transient NSObject<CydiaDelegate> *updatedelegate_;
6544
6545     id root_;
6546     UIViewController *remembered_;
6547     _transient UIViewController *transient_;
6548 }
6549
6550 - (NSArray *) navigationURLCollection;
6551 - (void) dropBar:(BOOL)animated;
6552 - (void) beginUpdate;
6553 - (void) raiseBar:(BOOL)animated;
6554 - (BOOL) updating;
6555
6556 @end
6557
6558 @implementation CYTabBarController
6559
6560 - (void) setUnselectedViewController:(UIViewController *)transient {
6561     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6562     if (transient != nil) {
6563         if (transient_ == nil)
6564             remembered_ = [[controllers objectAtIndex:0] retain];
6565         transient_ = transient;
6566         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6567         [controllers replaceObjectAtIndex:0 withObject:transient_];
6568         [self setSelectedIndex:0];
6569         [self setViewControllers:controllers];
6570         [self concealTabBarSelection];
6571     } else if (remembered_ != nil) {
6572         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6573         transient_ = transient;
6574         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6575         [remembered_ release];
6576         remembered_ = nil;
6577         [self setViewControllers:controllers];
6578         [self revealTabBarSelection];
6579     }
6580 }
6581
6582 - (UIViewController *) unselectedViewController {
6583     return transient_;
6584 }
6585
6586 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6587     if ([self unselectedViewController])
6588         [self setUnselectedViewController:nil];
6589 }
6590
6591 - (NSArray *) navigationURLCollection {
6592     NSMutableArray *items([NSMutableArray array]);
6593
6594     // XXX: Should this deal with transient view controllers?
6595     for (id navigation in [self viewControllers]) {
6596         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6597         if (stack != nil)
6598             [items addObject:stack];
6599     }
6600
6601     return items;
6602 }
6603
6604 - (void) reloadData {
6605     for (CYViewController *controller in [self viewControllers])
6606         [controller reloadData];
6607
6608     [(CYNavigationController *)[self unselectedViewController] reloadData];
6609 }
6610
6611 - (void) dealloc {
6612     [refreshbar_ release];
6613     [[NSNotificationCenter defaultCenter] removeObserver:self];
6614
6615     [super dealloc];
6616 }
6617
6618 - (id) initWithDatabase:(Database *)database {
6619     if ((self = [super init]) != nil) {
6620         database_ = database;
6621         [self setDelegate:self];
6622
6623         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6624         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6625
6626         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6627     } return self;
6628 }
6629
6630 - (void) setUpdate:(NSDate *)date {
6631     [self beginUpdate];
6632 }
6633
6634 - (void) beginUpdate {
6635     [refreshbar_ start];
6636     [self dropBar:YES];
6637
6638     [updatedelegate_ retainNetworkActivityIndicator];
6639     updating_ = true;
6640
6641     [NSThread
6642         detachNewThreadSelector:@selector(performUpdate)
6643         toTarget:self
6644         withObject:nil
6645     ];
6646 }
6647
6648 - (void) performUpdate { _pooled
6649     Status status;
6650     status.setDelegate(self);
6651     [database_ updateWithStatus:status];
6652
6653     [self
6654         performSelectorOnMainThread:@selector(completeUpdate)
6655         withObject:nil
6656         waitUntilDone:NO
6657     ];
6658 }
6659
6660 - (void) stopUpdateWithSelector:(SEL)selector {
6661     updating_ = false;
6662     [updatedelegate_ releaseNetworkActivityIndicator];
6663
6664     [self raiseBar:YES];
6665     [refreshbar_ stop];
6666
6667     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6668 }
6669
6670 - (void) completeUpdate {
6671     if (!updating_)
6672         return;
6673     [self stopUpdateWithSelector:@selector(reloadData)];
6674 }
6675
6676 - (void) cancelUpdate {
6677     [self stopUpdateWithSelector:@selector(updateData)];
6678 }
6679
6680 - (void) cancelPressed {
6681     [self cancelUpdate];
6682 }
6683
6684 - (BOOL) updating {
6685     return updating_;
6686 }
6687
6688 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6689     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6690 }
6691
6692 - (void) startProgress {
6693 }
6694
6695 - (bool) isCancelling:(size_t)received {
6696     return !updating_;
6697 }
6698
6699 - (void) setProgressTitle:(NSString *)title {
6700     [refreshbar_ setPrompt:title];
6701 }
6702
6703 - (void) setProgressPercent:(NSNumber *)percent {
6704     [refreshbar_ setProgress:[percent floatValue]];
6705 }
6706
6707 - (void) addProgressOutput:(NSString *)output {
6708 }
6709
6710 - (void) setUpdateDelegate:(id)delegate {
6711     updatedelegate_ = delegate;
6712 }
6713
6714 - (CGFloat) statusBarHeight {
6715     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6716         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6717     } else {
6718         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6719     }
6720 }
6721
6722 - (UIView *) transitionView {
6723     if ([self respondsToSelector:@selector(_transitionView)])
6724         return [self _transitionView];
6725     else
6726         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6727 }
6728
6729 - (void) dropBar:(BOOL)animated {
6730     if (dropped_)
6731         return;
6732     dropped_ = true;
6733
6734     UIView *transition([self transitionView]);
6735     [[self view] addSubview:refreshbar_];
6736
6737     CGRect barframe([refreshbar_ frame]);
6738
6739     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6740         barframe.origin.y = [self statusBarHeight];
6741     else
6742         barframe.origin.y = 0;
6743
6744     [refreshbar_ setFrame:barframe];
6745
6746     if (animated)
6747         [UIView beginAnimations:nil context:NULL];
6748
6749     CGRect viewframe = [transition frame];
6750     viewframe.origin.y += barframe.size.height;
6751     viewframe.size.height -= barframe.size.height;
6752     [transition setFrame:viewframe];
6753
6754     if (animated)
6755         [UIView commitAnimations];
6756
6757     // Ensure bar has the proper width for our view, it might have changed
6758     barframe.size.width = viewframe.size.width;
6759     [refreshbar_ setFrame:barframe];
6760
6761     // XXX: fix Apple's layout bug
6762     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6763 }
6764
6765 - (void) raiseBar:(BOOL)animated {
6766     if (!dropped_)
6767         return;
6768     dropped_ = false;
6769
6770     UIView *transition([self transitionView]);
6771     [refreshbar_ removeFromSuperview];
6772
6773     CGRect barframe([refreshbar_ frame]);
6774
6775     if (animated)
6776         [UIView beginAnimations:nil context:NULL];
6777
6778     CGRect viewframe = [transition frame];
6779     viewframe.origin.y -= barframe.size.height;
6780     viewframe.size.height += barframe.size.height;
6781     [transition setFrame:viewframe];
6782
6783     if (animated)
6784         [UIView commitAnimations];
6785
6786     // XXX: fix Apple's layout bug
6787     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6788 }
6789
6790 #if 0
6791 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6792     // XXX: fix Apple's layout bug
6793     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6794 }
6795 #endif
6796
6797 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6798     bool dropped(dropped_);
6799
6800     if (dropped)
6801         [self raiseBar:NO];
6802
6803     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6804
6805     if (dropped)
6806         [self dropBar:NO];
6807
6808     // XXX: fix Apple's layout bug
6809     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6810 }
6811
6812 - (void) statusBarFrameChanged:(NSNotification *)notification {
6813     if (dropped_) {
6814         [self raiseBar:NO];
6815         [self dropBar:NO];
6816     }
6817 }
6818
6819 @end
6820 /* }}} */
6821 /* Cydia Navigation Controller {{{ */
6822 @interface CYNavigationController : UINavigationController {
6823     _transient Database *database_;
6824     _transient id<UINavigationControllerDelegate> delegate_;
6825 }
6826
6827 - (NSArray *) navigationURLCollection;
6828 - (id) initWithDatabase:(Database *)database;
6829 - (void) reloadData;
6830
6831 @end
6832
6833
6834 @implementation CYNavigationController
6835
6836 - (NSArray *) navigationURLCollection {
6837     NSMutableArray *stack([NSMutableArray array]);
6838
6839     for (CYViewController *controller in [self viewControllers]) {
6840         NSString *url = [[controller navigationURL] absoluteString];
6841         if (url != nil)
6842             [stack addObject:url];
6843     }
6844
6845     return stack;
6846 }
6847
6848 - (void) reloadData {
6849     for (CYViewController *page in [self viewControllers]) {
6850         // Only reload controllers that have already loaded.
6851         // This prevents a page from accidentally loading too
6852         // early if it hasn't been shown on the screen yet.
6853         if ([page hasLoaded])
6854             [page reloadData];
6855     }
6856 }
6857
6858 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6859     delegate_ = delegate;
6860 }
6861
6862 - (id) initWithDatabase:(Database *)database {
6863     if ((self = [super init]) != nil) {
6864         database_ = database;
6865     } return self;
6866 }
6867
6868 @end
6869 /* }}} */
6870
6871 /* Cydia:// Protocol {{{ */
6872 @interface CydiaURLProtocol : NSURLProtocol {
6873 }
6874
6875 @end
6876
6877 @implementation CydiaURLProtocol
6878
6879 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6880     NSURL *url([request URL]);
6881     if (url == nil)
6882         return NO;
6883     NSString *scheme([[url scheme] lowercaseString]);
6884     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6885         return NO;
6886     return YES;
6887 }
6888
6889 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6890     return request;
6891 }
6892
6893 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6894     id<NSURLProtocolClient> client([self client]);
6895     if (icon == nil)
6896         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6897     else {
6898         NSData *data(UIImagePNGRepresentation(icon));
6899
6900         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6901         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6902         [client URLProtocol:self didLoadData:data];
6903         [client URLProtocolDidFinishLoading:self];
6904     }
6905 }
6906
6907 - (void) startLoading {
6908     id<NSURLProtocolClient> client([self client]);
6909     NSURLRequest *request([self request]);
6910
6911     NSURL *url([request URL]);
6912     NSString *href([url absoluteString]);
6913
6914     NSString *path([href substringFromIndex:8]);
6915     NSRange slash([path rangeOfString:@"/"]);
6916
6917     NSString *command;
6918     if (slash.location == NSNotFound) {
6919         command = path;
6920         path = nil;
6921     } else {
6922         command = [path substringToIndex:slash.location];
6923         path = [path substringFromIndex:(slash.location + 1)];
6924     }
6925
6926     Database *database([Database sharedInstance]);
6927
6928     if ([command isEqualToString:@"package-icon"]) {
6929         if (path == nil)
6930             goto fail;
6931         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6932         Package *package([database packageWithName:path]);
6933         if (package == nil)
6934             goto fail;
6935         UIImage *icon([package icon]);
6936         [self _returnPNGWithImage:icon forRequest:request];
6937     } else if ([command isEqualToString:@"source-icon"]) {
6938         if (path == nil)
6939             goto fail;
6940         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6941         NSString *source(Simplify(path));
6942         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6943         if (icon == nil)
6944             icon = [UIImage applicationImageNamed:@"unknown.png"];
6945         [self _returnPNGWithImage:icon forRequest:request];
6946     } else if ([command isEqualToString:@"uikit-image"]) {
6947         if (path == nil)
6948             goto fail;
6949         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6950         UIImage *icon(_UIImageWithName(path));
6951         [self _returnPNGWithImage:icon forRequest:request];
6952     } else if ([command isEqualToString:@"section-icon"]) {
6953         if (path == nil)
6954             goto fail;
6955         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6956         NSString *section(Simplify(path));
6957         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6958         if (icon == nil)
6959             icon = [UIImage applicationImageNamed:@"unknown.png"];
6960         [self _returnPNGWithImage:icon forRequest:request];
6961     } else fail: {
6962         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6963     }
6964 }
6965
6966 - (void) stopLoading {
6967 }
6968
6969 @end
6970 /* }}} */
6971
6972 /* Section Controller {{{ */
6973 @interface SectionController : FilteredPackageListController {
6974     NSString *section_;
6975 }
6976
6977 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6978
6979 @end
6980
6981 @implementation SectionController
6982
6983 - (NSURL *) navigationURL {
6984     NSString *name = section_;
6985     if (name == nil)
6986         name = @"all";
6987
6988     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6989 }
6990
6991 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6992     NSString *title;
6993     if (name == nil)
6994         title = UCLocalize("ALL_PACKAGES");
6995     else if (![name isEqual:@""])
6996         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6997     else
6998         title = UCLocalize("NO_SECTION");
6999
7000     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7001         section_ = name;
7002     } return self;
7003 }
7004
7005 @end
7006 /* }}} */
7007 /* Sections Controller {{{ */
7008 @interface SectionsController : CYViewController <
7009     UITableViewDataSource,
7010     UITableViewDelegate
7011 > {
7012     _transient Database *database_;
7013     NSMutableArray *sections_;
7014     NSMutableArray *filtered_;
7015     UITableView *list_;
7016     BOOL editing_;
7017 }
7018
7019 - (id) initWithDatabase:(Database *)database;
7020 - (void) editButtonClicked;
7021
7022 @end
7023
7024 @implementation SectionsController
7025
7026 - (void) dealloc {
7027     [self releaseSubviews];
7028     [sections_ release];
7029     [filtered_ release];
7030
7031     [super dealloc];
7032 }
7033
7034 - (NSURL *) navigationURL {
7035     return [NSURL URLWithString:@"cydia://sections"];
7036 }
7037
7038 - (void) updateNavigationItem {
7039     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7040     if ([sections_ count] == 0) {
7041         [[self navigationItem] setRightBarButtonItem:nil];
7042     } else {
7043         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7044             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7045             target:self
7046             action:@selector(editButtonClicked)
7047         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7048     }
7049 }
7050
7051 - (BOOL) isEditing {
7052     return editing_;
7053 }
7054
7055 - (void) setEditing:(BOOL)editing {
7056     if ((editing_ = editing))
7057         [list_ reloadData];
7058     else
7059         [delegate_ updateData];
7060
7061     [self updateNavigationItem];
7062 }
7063
7064 - (void) viewDidAppear:(BOOL)animated {
7065     [super viewDidAppear:animated];
7066     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7067 }
7068
7069 - (void) viewWillDisappear:(BOOL)animated {
7070     [super viewWillDisappear:animated];
7071     if (editing_) [self setEditing:NO];
7072 }
7073
7074 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7075     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7076     return section;
7077 }
7078
7079 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7080     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7081 }
7082
7083 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7084     return 45.0f;
7085 }*/
7086
7087 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7088     static NSString *reuseIdentifier = @"SectionCell";
7089
7090     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7091     if (cell == nil)
7092         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7093
7094     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7095
7096     return cell;
7097 }
7098
7099 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7100     if (editing_)
7101         return;
7102
7103     Section *section = [self sectionAtIndexPath:indexPath];
7104
7105     SectionController *controller = [[[SectionController alloc]
7106         initWithDatabase:database_
7107         section:[section name]
7108     ] autorelease];
7109     [controller setDelegate:delegate_];
7110
7111     [[self navigationController] pushViewController:controller animated:YES];
7112 }
7113
7114 - (void) loadView {
7115     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7116
7117     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7118     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7119     [list_ setRowHeight:45.0f];
7120     [list_ setDataSource:self];
7121     [list_ setDelegate:self];
7122     [[self view] addSubview:list_];
7123 }
7124
7125 - (void) viewDidLoad {
7126     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7127 }
7128
7129 - (void) releaseSubviews {
7130     [list_ release];
7131     list_ = nil;
7132 }
7133
7134 - (id) initWithDatabase:(Database *)database {
7135     if ((self = [super init]) != nil) {
7136         database_ = database;
7137
7138         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7139         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7140     } return self;
7141 }
7142
7143 - (void) reloadData {
7144     [super reloadData];
7145
7146     NSArray *packages = [database_ packages];
7147
7148     [sections_ removeAllObjects];
7149     [filtered_ removeAllObjects];
7150
7151     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7152
7153     _trace();
7154     for (Package *package in packages) {
7155         NSString *name([package section]);
7156         NSString *key(name == nil ? @"" : name);
7157
7158         Section *section;
7159
7160         _profile(SectionsView$reloadData$Section)
7161             section = [sections objectForKey:key];
7162             if (section == nil) {
7163                 _profile(SectionsView$reloadData$Section$Allocate)
7164                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7165                     [sections setObject:section forKey:key];
7166                 _end
7167             }
7168         _end
7169
7170         [section addToCount];
7171
7172         _profile(SectionsView$reloadData$Filter)
7173             if (![package valid] || ![package visible])
7174                 continue;
7175         _end
7176
7177         [section addToRow];
7178     }
7179     _trace();
7180
7181     [sections_ addObjectsFromArray:[sections allValues]];
7182
7183     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7184
7185     for (Section *section in sections_) {
7186         size_t count([section row]);
7187         if (count == 0)
7188             continue;
7189
7190         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7191         [section setCount:count];
7192         [filtered_ addObject:section];
7193     }
7194
7195     [self updateNavigationItem];
7196     [list_ reloadData];
7197     _trace();
7198 }
7199
7200 - (void) editButtonClicked {
7201     [self setEditing:(!editing_)];
7202 }
7203
7204 @end
7205 /* }}} */
7206
7207 /* Changes Controller {{{ */
7208 @interface ChangesController : CYViewController <
7209     UITableViewDataSource,
7210     UITableViewDelegate
7211 > {
7212     _transient Database *database_;
7213     unsigned era_;
7214     CFMutableArrayRef packages_;
7215     NSMutableArray *sections_;
7216     UITableView *list_;
7217     unsigned upgrades_;
7218     BOOL hasSentFirstLoad_;
7219 }
7220
7221 - (id) initWithDatabase:(Database *)database;
7222
7223 @end
7224
7225 @implementation ChangesController
7226
7227 - (void) dealloc {
7228     [self releaseSubviews];
7229     CFRelease(packages_);
7230     [sections_ release];
7231
7232     [super dealloc];
7233 }
7234
7235 - (NSURL *) navigationURL {
7236     return [NSURL URLWithString:@"cydia://changes"];
7237 }
7238
7239 - (void) viewWillAppear:(BOOL)animated {
7240     // Loads after it appears, so don't load beforehand.
7241     loaded_ = YES;
7242     [super viewWillAppear:animated];
7243 }
7244
7245 - (void) viewDidAppear:(BOOL)animated {
7246     [super viewDidAppear:animated];
7247
7248     if (!hasSentFirstLoad_) {
7249         hasSentFirstLoad_ = YES;
7250         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7251     } else {
7252         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7253     }
7254 }
7255
7256 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7257     NSInteger count([sections_ count]);
7258     return count == 0 ? 1 : count;
7259 }
7260
7261 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7262     if ([sections_ count] == 0)
7263         return nil;
7264     return [[sections_ objectAtIndex:section] name];
7265 }
7266
7267 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7268     if ([sections_ count] == 0)
7269         return 0;
7270     return [[sections_ objectAtIndex:section] count];
7271 }
7272
7273 - (Package *) packageAtIndex:(NSUInteger)index {
7274     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7275 }
7276
7277 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7278 @synchronized (database_) {
7279     if ([database_ era] != era_)
7280         return nil;
7281
7282     NSUInteger sectionIndex([path section]);
7283     if (sectionIndex >= [sections_ count])
7284         return nil;
7285     Section *section([sections_ objectAtIndex:sectionIndex]);
7286     NSInteger row([path row]);
7287     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7288 } }
7289
7290 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7291     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7292     if (cell == nil)
7293         cell = [[[PackageCell alloc] init] autorelease];
7294     [cell setPackage:[self packageAtIndexPath:path]];
7295     return cell;
7296 }
7297
7298 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7299     Package *package([self packageAtIndexPath:path]);
7300     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7301     [view setDelegate:delegate_];
7302     [[self navigationController] pushViewController:view animated:YES];
7303     return path;
7304 }
7305
7306 - (void) refreshButtonClicked {
7307     [delegate_ beginUpdate];
7308     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7309 }
7310
7311 - (void) upgradeButtonClicked {
7312     [delegate_ distUpgrade];
7313 }
7314
7315 - (void) loadView {
7316     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7317
7318     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7319     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7320     [list_ setRowHeight:73];
7321     [list_ setDataSource:self];
7322     [list_ setDelegate:self];
7323     [[self view] addSubview:list_];
7324 }
7325
7326 - (void) viewDidLoad {
7327     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7328 }
7329
7330 - (void) releaseSubviews {
7331     [list_ release];
7332     list_ = nil;
7333 }
7334
7335 - (id) initWithDatabase:(Database *)database {
7336     if ((self = [super init]) != nil) {
7337         database_ = database;
7338
7339         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7340         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7341     } return self;
7342 }
7343
7344 // this mostly works because reloadData (below) is @synchronized (database_)
7345 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7346 - (void) _reloadPackages:(NSArray *)packages {
7347     CFRelease(packages_);
7348     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7349
7350     _trace();
7351     _profile(ChangesController$_reloadPackages$Filter)
7352         for (Package *package in packages)
7353             if ([package upgradableAndEssential:YES] || [package visible])
7354                 CFArrayAppendValue(packages_, package);
7355     _end
7356     _trace();
7357     _profile(ChangesController$_reloadPackages$radixSort)
7358         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7359     _end
7360     _trace();
7361 }
7362
7363 - (void) reloadData {
7364 @synchronized (database_) {
7365     era_ = [database_ era];
7366     NSArray *packages = [database_ packages];
7367
7368     [sections_ removeAllObjects];
7369
7370 #if 1
7371     UIProgressHUD *hud([delegate_ addProgressHUD]);
7372     [hud setText:UCLocalize("LOADING")];
7373     //NSLog(@"HUD:%@::%@", delegate_, hud);
7374     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7375     [delegate_ removeProgressHUD:hud];
7376 #else
7377     [self _reloadPackages:packages];
7378 #endif
7379
7380     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7381     Section *ignored = nil;
7382     Section *section = nil;
7383     time_t last = 0;
7384
7385     upgrades_ = 0;
7386     bool unseens = false;
7387
7388     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7389
7390     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7391         Package *package = [self packageAtIndex:offset];
7392
7393         BOOL uae = [package upgradableAndEssential:YES];
7394
7395         if (!uae) {
7396             unseens = true;
7397             time_t seen([package seen]);
7398
7399             if (section == nil || last != seen) {
7400                 last = seen;
7401
7402                 NSString *name;
7403                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7404                 [name autorelease];
7405
7406                 _profile(ChangesController$reloadData$Allocate)
7407                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7408                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7409                     [sections_ addObject:section];
7410                 _end
7411             }
7412
7413             [section addToCount];
7414         } else if ([package ignored]) {
7415             if (ignored == nil) {
7416                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7417             }
7418             [ignored addToCount];
7419         } else {
7420             ++upgrades_;
7421             [upgradable addToCount];
7422         }
7423     }
7424     _trace();
7425
7426     CFRelease(formatter);
7427
7428     if (unseens) {
7429         Section *last = [sections_ lastObject];
7430         size_t count = [last count];
7431         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7432         [sections_ removeLastObject];
7433     }
7434
7435     if ([ignored count] != 0)
7436         [sections_ insertObject:ignored atIndex:0];
7437     if (upgrades_ != 0)
7438         [sections_ insertObject:upgradable atIndex:0];
7439
7440     [list_ reloadData];
7441
7442     if (upgrades_ > 0)
7443         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7444             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7445             style:UIBarButtonItemStylePlain
7446             target:self
7447             action:@selector(upgradeButtonClicked)
7448         ] autorelease]];
7449
7450     if (![delegate_ updating])
7451         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7452             initWithTitle:UCLocalize("REFRESH")
7453             style:UIBarButtonItemStylePlain
7454             target:self
7455             action:@selector(refreshButtonClicked)
7456         ] autorelease]];
7457
7458     PrintTimes();
7459 } }
7460
7461 @end
7462 /* }}} */
7463 /* Search Controller {{{ */
7464 @interface SearchController : FilteredPackageListController <
7465     UISearchBarDelegate
7466 > {
7467     UISearchBar *search_;
7468     BOOL searchloaded_;
7469 }
7470
7471 - (id) initWithDatabase:(Database *)database;
7472 - (void) setSearchTerm:(NSString *)term;
7473 - (void) reloadData;
7474
7475 @end
7476
7477 @implementation SearchController
7478
7479 - (void) dealloc {
7480     [search_ release];
7481     [super dealloc];
7482 }
7483
7484 - (NSURL *) navigationURL {
7485     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7486         return [NSURL URLWithString:@"cydia://search"];
7487     else
7488         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7489 }
7490
7491 - (void) setSearchTerm:(NSString *)searchTerm {
7492     [search_ setText:searchTerm];
7493     [self reloadData];
7494 }
7495
7496 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7497     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7498     [search_ resignFirstResponder];
7499     [self reloadData];
7500 }
7501
7502 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7503     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7504     [self reloadData];
7505 }
7506
7507 - (id) initWithDatabase:(Database *)database {
7508     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7509         search_ = [[UISearchBar alloc] init];
7510     } return self;
7511 }
7512
7513 - (void) viewDidAppear:(BOOL)animated {
7514     [super viewDidAppear:animated];
7515
7516     if (!searchloaded_) {
7517         searchloaded_ = YES;
7518         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7519         [search_ layoutSubviews];
7520         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7521
7522         UITextField *textField;
7523         if ([search_ respondsToSelector:@selector(searchField)])
7524             textField = [search_ searchField];
7525         else
7526             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7527
7528         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7529         [search_ setDelegate:self];
7530         [textField setEnablesReturnKeyAutomatically:NO];
7531         [[self navigationItem] setTitleView:textField];
7532     }
7533 }
7534
7535 - (void) reloadData {
7536     [self setObject:[search_ text]];
7537     [super reloadData];
7538     [self resetCursor];
7539 }
7540
7541 - (void) didSelectPackage:(Package *)package {
7542     [search_ resignFirstResponder];
7543     [super didSelectPackage:package];
7544 }
7545
7546 @end
7547 /* }}} */
7548 /* Package Settings Controller {{{ */
7549 @interface PackageSettingsController : CYViewController <
7550     UITableViewDataSource,
7551     UITableViewDelegate
7552 > {
7553     _transient Database *database_;
7554     NSString *name_;
7555     Package *package_;
7556     UITableView *table_;
7557     UISwitch *subscribedSwitch_;
7558     UISwitch *ignoredSwitch_;
7559     UITableViewCell *subscribedCell_;
7560     UITableViewCell *ignoredCell_;
7561 }
7562
7563 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7564
7565 @end
7566
7567 @implementation PackageSettingsController
7568
7569 - (void) dealloc {
7570     [self releaseSubviews];
7571     [name_ release];
7572     [package_ release];
7573
7574     [super dealloc];
7575 }
7576
7577 - (NSURL *) navigationURL {
7578     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7579 }
7580
7581 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7582     if (package_ == nil)
7583         return 0;
7584
7585     if ([package_ installed] == nil)
7586         return 1;
7587     else
7588         return 2;
7589 }
7590
7591 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7592     if (package_ == nil)
7593         return 0;
7594
7595     // both sections contain just one item right now.
7596     return 1;
7597 }
7598
7599 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7600     return nil;
7601 }
7602
7603 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7604     if (section == 0)
7605         return UCLocalize("SHOW_ALL_CHANGES_EX");
7606     else
7607         return UCLocalize("IGNORE_UPGRADES_EX");
7608 }
7609
7610 - (void) onSubscribed:(id)control {
7611     bool value([control isOn]);
7612     if (package_ == nil)
7613         return;
7614     if ([package_ setSubscribed:value])
7615         [delegate_ updateData];
7616 }
7617
7618 - (void) _updateIgnored {
7619     const char *package([name_ UTF8String]);
7620     bool on([ignoredSwitch_ isOn]);
7621
7622     pid_t pid(ExecFork());
7623     if (pid == 0) {
7624         FILE *dpkg(popen("dpkg --set-selections", "w"));
7625         fwrite(package, strlen(package), 1, dpkg);
7626
7627         if (on)
7628             fwrite(" hold\n", 6, 1, dpkg);
7629         else
7630             fwrite(" install\n", 9, 1, dpkg);
7631
7632         pclose(dpkg);
7633
7634         exit(0);
7635         _assert(false);
7636     }
7637
7638     _forever {
7639         int status;
7640         int result(waitpid(pid, &status, 0));
7641
7642         if (result != -1) {
7643             _assert(result == pid);
7644             break;
7645         }
7646     }
7647 }
7648
7649 - (void) onIgnored:(id)control {
7650     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7651     [invocation setTarget:self];
7652     [invocation setSelector:@selector(_updateIgnored)];
7653
7654     [delegate_ reloadDataWithInvocation:invocation];
7655 }
7656
7657 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7658     if (package_ == nil)
7659         return nil;
7660
7661     switch ([indexPath section]) {
7662         case 0: return subscribedCell_;
7663         case 1: return ignoredCell_;
7664
7665         _nodefault
7666     }
7667
7668     return nil;
7669 }
7670
7671 - (void) loadView {
7672     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7673
7674     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7675     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7676     [table_ setDataSource:self];
7677     [table_ setDelegate:self];
7678     [[self view] addSubview:table_];
7679
7680     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7681     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7682     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7683
7684     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7685     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7686     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7687
7688     subscribedCell_ = [[UITableViewCell alloc] init];
7689     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7690     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7691     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7692
7693     ignoredCell_ = [[UITableViewCell alloc] init];
7694     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7695     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7696     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7697 }
7698
7699 - (void) viewDidLoad {
7700     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7701 }
7702
7703 - (void) releaseSubviews {
7704     [ignoredCell_ release];
7705     ignoredCell_ = nil;
7706
7707     [subscribedCell_ release];
7708     subscribedCell_ = nil;
7709
7710     [table_ release];
7711     table_ = nil;
7712
7713     [ignoredSwitch_ release];
7714     ignoredSwitch_ = nil;
7715
7716     [subscribedSwitch_ release];
7717     subscribedSwitch_ = nil;
7718 }
7719
7720 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7721     if ((self = [super init]) != nil) {
7722         database_ = database;
7723         name_ = [package retain];
7724     } return self;
7725 }
7726
7727 - (void) reloadData {
7728     [super reloadData];
7729
7730     if (package_ != nil)
7731         [package_ autorelease];
7732     package_ = [database_ packageWithName:name_];
7733
7734     if (package_ != nil) {
7735         package_ = [package_ retain];
7736         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7737         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7738     } // XXX: what now, G?
7739
7740     [table_ reloadData];
7741 }
7742
7743 @end
7744 /* }}} */
7745
7746 /* Installed Controller {{{ */
7747 @interface InstalledController : FilteredPackageListController {
7748     BOOL expert_;
7749 }
7750
7751 - (id) initWithDatabase:(Database *)database;
7752
7753 - (void) updateRoleButton;
7754 - (void) queueStatusDidChange;
7755
7756 @end
7757
7758 @implementation InstalledController
7759
7760 - (void) dealloc {
7761     [super dealloc];
7762 }
7763
7764 - (NSURL *) navigationURL {
7765     return [NSURL URLWithString:@"cydia://installed"];
7766 }
7767
7768 - (id) initWithDatabase:(Database *)database {
7769     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7770         [self updateRoleButton];
7771         [self queueStatusDidChange];
7772     } return self;
7773 }
7774
7775 #if !AlwaysReload
7776 - (void) queueButtonClicked {
7777     [delegate_ queue];
7778 }
7779 #endif
7780
7781 - (void) queueStatusDidChange {
7782 #if !AlwaysReload
7783     if (IsWildcat_) {
7784         if (Queuing_) {
7785             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7786                 initWithTitle:UCLocalize("QUEUE")
7787                 style:UIBarButtonItemStyleDone
7788                 target:self
7789                 action:@selector(queueButtonClicked)
7790             ] autorelease]];
7791         } else {
7792             [[self navigationItem] setLeftBarButtonItem:nil];
7793         }
7794     }
7795 #endif
7796 }
7797
7798 - (void) updateRoleButton {
7799     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7800         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7801             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7802             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7803             target:self
7804             action:@selector(roleButtonClicked)
7805         ] autorelease]];
7806 }
7807
7808 - (void) roleButtonClicked {
7809     [self setObject:[NSNumber numberWithBool:expert_]];
7810     [self reloadData];
7811     expert_ = !expert_;
7812
7813     [self updateRoleButton];
7814 }
7815
7816 @end
7817 /* }}} */
7818
7819 /* Source Cell {{{ */
7820 @interface SourceCell : CYTableViewCell <
7821     ContentDelegate
7822 > {
7823     UIImage *icon_;
7824     NSString *origin_;
7825     NSString *label_;
7826 }
7827
7828 - (void) setSource:(Source *)source;
7829
7830 @end
7831
7832 @implementation SourceCell
7833
7834 - (void) clearSource {
7835     [icon_ release];
7836     [origin_ release];
7837     [label_ release];
7838
7839     icon_ = nil;
7840     origin_ = nil;
7841     label_ = nil;
7842 }
7843
7844 - (void) setSource:(Source *)source {
7845     [self clearSource];
7846
7847     if (icon_ == nil)
7848         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7849     if (icon_ == nil)
7850         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7851     icon_ = [icon_ retain];
7852
7853     origin_ = [[source name] retain];
7854     label_ = [[source uri] retain];
7855
7856     [content_ setNeedsDisplay];
7857 }
7858
7859 - (void) dealloc {
7860     [self clearSource];
7861     [super dealloc];
7862 }
7863
7864 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7865     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7866         UIView *content([self contentView]);
7867         CGRect bounds([content bounds]);
7868
7869         content_ = [[ContentView alloc] initWithFrame:bounds];
7870         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7871         [content_ setBackgroundColor:[UIColor whiteColor]];
7872         [content addSubview:content_];
7873
7874         [content_ setDelegate:self];
7875         [content_ setOpaque:YES];
7876     } return self;
7877 }
7878
7879 - (NSString *) accessibilityLabel {
7880     return label_;
7881 }
7882
7883 - (void) drawContentRect:(CGRect)rect {
7884     bool highlighted(highlighted_);
7885     float width(rect.size.width);
7886
7887     if (icon_ != nil)
7888         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7889
7890     if (highlighted)
7891         UISetColor(White_);
7892
7893     if (!highlighted)
7894         UISetColor(Black_);
7895     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7896
7897     if (!highlighted)
7898         UISetColor(Blue_);
7899     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7900 }
7901
7902 @end
7903 /* }}} */
7904 /* Source Controller {{{ */
7905 @interface SourceController : FilteredPackageListController {
7906     _transient Source *source_;
7907     NSString *key_;
7908 }
7909
7910 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7911
7912 @end
7913
7914 @implementation SourceController
7915
7916 - (NSURL *) navigationURL {
7917     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7918 }
7919
7920 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7921     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7922         source_ = source;
7923         key_ = [[source key] retain];
7924     } return self;
7925 }
7926
7927 - (void) reloadData {
7928     source_ = [database_ sourceWithKey:key_];
7929     [key_ release];
7930     key_ = [[source_ key] retain];
7931     [self setObject:source_];
7932     [[self navigationItem] setTitle:[source_ label]];
7933
7934     [super reloadData];
7935 }
7936
7937 @end
7938 /* }}} */
7939 /* Sources Controller {{{ */
7940 @interface SourcesController : CYViewController <
7941     UITableViewDataSource,
7942     UITableViewDelegate
7943 > {
7944     _transient Database *database_;
7945     UITableView *list_;
7946     NSMutableArray *sources_;
7947     int offset_;
7948
7949     NSString *href_;
7950     UIProgressHUD *hud_;
7951     NSError *error_;
7952
7953     //NSURLConnection *installer_;
7954     NSURLConnection *trivial_;
7955     NSURLConnection *trivial_bz2_;
7956     NSURLConnection *trivial_gz_;
7957     //NSURLConnection *automatic_;
7958
7959     BOOL cydia_;
7960 }
7961
7962 - (id) initWithDatabase:(Database *)database;
7963 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7964
7965 @end
7966
7967 @implementation SourcesController
7968
7969 - (void) _releaseConnection:(NSURLConnection *)connection {
7970     if (connection != nil) {
7971         [connection cancel];
7972         //[connection setDelegate:nil];
7973         [connection release];
7974     }
7975 }
7976
7977 - (void) dealloc {
7978     [self releaseSubviews];
7979
7980     [href_ release];
7981     [hud_ release];
7982     [error_ release];
7983
7984     //[self _releaseConnection:installer_];
7985     [self _releaseConnection:trivial_];
7986     [self _releaseConnection:trivial_gz_];
7987     [self _releaseConnection:trivial_bz2_];
7988     //[self _releaseConnection:automatic_];
7989
7990     [sources_ release];
7991     [super dealloc];
7992 }
7993
7994 - (NSURL *) navigationURL {
7995     return [NSURL URLWithString:@"cydia://sources"];
7996 }
7997
7998 - (void) viewDidAppear:(BOOL)animated {
7999     [super viewDidAppear:animated];
8000     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8001 }
8002
8003 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8004     return offset_ == 0 ? 1 : 2;
8005 }
8006
8007 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8008     switch (section + (offset_ == 0 ? 1 : 0)) {
8009         case 0: return UCLocalize("ENTERED_BY_USER");
8010         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8011
8012         _nodefault
8013     }
8014 }
8015
8016 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8017     int count = [sources_ count];
8018     switch (section) {
8019         case 0: return (offset_ == 0 ? count : offset_);
8020         case 1: return count - offset_;
8021
8022         _nodefault
8023     }
8024 }
8025
8026 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8027     unsigned idx = 0;
8028     switch (indexPath.section) {
8029         case 0: idx = indexPath.row; break;
8030         case 1: idx = indexPath.row + offset_; break;
8031
8032         _nodefault
8033     }
8034     return [sources_ objectAtIndex:idx];
8035 }
8036
8037 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8038     static NSString *cellIdentifier = @"SourceCell";
8039
8040     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8041     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8042     [cell setSource:[self sourceAtIndexPath:indexPath]];
8043     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8044
8045     return cell;
8046 }
8047
8048 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8049     Source *source = [self sourceAtIndexPath:indexPath];
8050
8051     SourceController *controller = [[[SourceController alloc]
8052         initWithDatabase:database_
8053         source:source
8054     ] autorelease];
8055
8056     [controller setDelegate:delegate_];
8057
8058     [[self navigationController] pushViewController:controller animated:YES];
8059 }
8060
8061 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8062     Source *source = [self sourceAtIndexPath:indexPath];
8063     return [source record] != nil;
8064 }
8065
8066 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8067     Source *source = [self sourceAtIndexPath:indexPath];
8068     [Sources_ removeObjectForKey:[source key]];
8069     [delegate_ syncData];
8070 }
8071
8072 - (void) complete {
8073     [delegate_ addTrivialSource:href_];
8074     [delegate_ syncData];
8075 }
8076
8077 - (NSString *) getWarning {
8078     NSString *href(href_);
8079     NSRange colon([href rangeOfString:@"://"]);
8080     if (colon.location != NSNotFound)
8081         href = [href substringFromIndex:(colon.location + 3)];
8082     href = [href stringByAddingPercentEscapes];
8083     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8084     href = [href stringByCachingURLWithCurrentCDN];
8085
8086     NSURL *url([NSURL URLWithString:href]);
8087
8088     NSStringEncoding encoding;
8089     NSError *error(nil);
8090
8091     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8092         return [warning length] == 0 ? nil : warning;
8093     return nil;
8094 }
8095
8096 - (void) _endConnection:(NSURLConnection *)connection {
8097     // XXX: the memory management in this method is horribly awkward
8098
8099     NSURLConnection **field = NULL;
8100     if (connection == trivial_)
8101         field = &trivial_;
8102     else if (connection == trivial_bz2_)
8103         field = &trivial_bz2_;
8104     else if (connection == trivial_gz_)
8105         field = &trivial_gz_;
8106     _assert(field != NULL);
8107     [connection release];
8108     *field = nil;
8109
8110     if (
8111         trivial_ == nil &&
8112         trivial_bz2_ == nil &&
8113         trivial_gz_ == nil
8114     ) {
8115         bool defer(false);
8116
8117         if (cydia_) {
8118             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8119                 defer = true;
8120
8121                 UIAlertView *alert = [[[UIAlertView alloc]
8122                     initWithTitle:UCLocalize("SOURCE_WARNING")
8123                     message:warning
8124                     delegate:self
8125                     cancelButtonTitle:UCLocalize("CANCEL")
8126                     otherButtonTitles:
8127                         UCLocalize("ADD_ANYWAY"),
8128                     nil
8129                 ] autorelease];
8130
8131                 [alert setContext:@"warning"];
8132                 [alert setNumberOfRows:1];
8133                 [alert show];
8134             } else
8135                 [self complete];
8136         } else if (error_ != nil) {
8137             UIAlertView *alert = [[[UIAlertView alloc]
8138                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8139                 message:[error_ localizedDescription]
8140                 delegate:self
8141                 cancelButtonTitle:UCLocalize("OK")
8142                 otherButtonTitles:nil
8143             ] autorelease];
8144
8145             [alert setContext:@"urlerror"];
8146             [alert show];
8147         } else {
8148             UIAlertView *alert = [[[UIAlertView alloc]
8149                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8150                 message:UCLocalize("NOT_REPOSITORY_EX")
8151                 delegate:self
8152                 cancelButtonTitle:UCLocalize("OK")
8153                 otherButtonTitles:nil
8154             ] autorelease];
8155
8156             [alert setContext:@"trivial"];
8157             [alert show];
8158         }
8159
8160         [delegate_ setStatusBarShowsProgress:NO];
8161         [delegate_ removeProgressHUD:hud_];
8162
8163         [hud_ autorelease];
8164         hud_ = nil;
8165
8166         if (!defer) {
8167             [href_ release];
8168             href_ = nil;
8169         }
8170
8171         if (error_ != nil) {
8172             [error_ release];
8173             error_ = nil;
8174         }
8175     }
8176 }
8177
8178 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8179     switch ([response statusCode]) {
8180         case 200:
8181             cydia_ = YES;
8182     }
8183 }
8184
8185 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8186     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8187     if (error_ != nil)
8188         error_ = [error retain];
8189     [self _endConnection:connection];
8190 }
8191
8192 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8193     [self _endConnection:connection];
8194 }
8195
8196 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8197     NSMutableURLRequest *request = [NSMutableURLRequest
8198         requestWithURL:[NSURL URLWithString:href]
8199         cachePolicy:NSURLRequestUseProtocolCachePolicy
8200         timeoutInterval:120.0
8201     ];
8202
8203     [request setHTTPMethod:method];
8204
8205     if (Machine_ != NULL)
8206         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8207     if (UniqueID_ != nil)
8208         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8209     if (Role_ != nil)
8210         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8211
8212     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8213 }
8214
8215 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8216     NSString *context([alert context]);
8217
8218     if ([context isEqualToString:@"source"]) {
8219         switch (button) {
8220             case 1: {
8221                 NSString *href = [[alert textField] text];
8222
8223                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8224
8225                 if (![href hasSuffix:@"/"])
8226                     href_ = [href stringByAppendingString:@"/"];
8227                 else
8228                     href_ = href;
8229                 href_ = [href_ retain];
8230
8231                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8232                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8233                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8234                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8235
8236                 cydia_ = false;
8237
8238                 // XXX: this is stupid
8239                 hud_ = [[delegate_ addProgressHUD] retain];
8240                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8241             } break;
8242
8243             case 0:
8244             break;
8245
8246             _nodefault
8247         }
8248
8249         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8250     } else if ([context isEqualToString:@"trivial"])
8251         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8252     else if ([context isEqualToString:@"urlerror"])
8253         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8254     else if ([context isEqualToString:@"warning"]) {
8255         switch (button) {
8256             case 1:
8257                 [self complete];
8258             break;
8259
8260             case 0:
8261             break;
8262
8263             _nodefault
8264         }
8265
8266         [href_ release];
8267         href_ = nil;
8268
8269         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8270     }
8271 }
8272
8273 - (void) loadView {
8274     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8275
8276     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8277     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8278     [list_ setRowHeight:56];
8279     [list_ setDataSource:self];
8280     [list_ setDelegate:self];
8281     [[self view] addSubview:list_];
8282 }
8283
8284 - (void) viewDidLoad {
8285     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8286     [self updateButtonsForEditingStatus:NO animated:NO];
8287 }
8288
8289 - (void) releaseSubviews {
8290     [list_ release];
8291     list_ = nil;
8292 }
8293
8294 - (id) initWithDatabase:(Database *)database {
8295     if ((self = [super init]) != nil) {
8296         database_ = database;
8297         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8298     } return self;
8299 }
8300
8301 - (void) reloadData {
8302     [super reloadData];
8303
8304     pkgSourceList list;
8305     if (!list.ReadMainList())
8306         return;
8307
8308     [sources_ removeAllObjects];
8309     [sources_ addObjectsFromArray:[database_ sources]];
8310     _trace();
8311     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8312     _trace();
8313
8314     int count([sources_ count]);
8315     offset_ = 0;
8316     for (int i = 0; i != count; i++) {
8317         if ([[sources_ objectAtIndex:i] record] == nil)
8318             break;
8319         offset_++;
8320     }
8321
8322     [list_ setEditing:NO];
8323     [self updateButtonsForEditingStatus:NO animated:NO];
8324     [list_ reloadData];
8325 }
8326
8327 - (void) showAddSourcePrompt {
8328     UIAlertView *alert = [[[UIAlertView alloc]
8329         initWithTitle:UCLocalize("ENTER_APT_URL")
8330         message:nil
8331         delegate:self
8332         cancelButtonTitle:UCLocalize("CANCEL")
8333         otherButtonTitles:
8334             UCLocalize("ADD_SOURCE"),
8335         nil
8336     ] autorelease];
8337
8338     [alert setContext:@"source"];
8339     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8340
8341     [alert setNumberOfRows:1];
8342     [alert addTextFieldWithValue:@"http://" label:@""];
8343
8344     UITextInputTraits *traits = [[alert textField] textInputTraits];
8345     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8346     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8347     [traits setKeyboardType:UIKeyboardTypeURL];
8348     // XXX: UIReturnKeyDone
8349     [traits setReturnKeyType:UIReturnKeyNext];
8350
8351     [alert show];
8352 }
8353
8354 - (void) addButtonClicked {
8355     [self showAddSourcePrompt];
8356 }
8357
8358 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8359     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8360         initWithTitle:UCLocalize("ADD")
8361         style:UIBarButtonItemStylePlain
8362         target:self
8363         action:@selector(addButtonClicked)
8364     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8365
8366     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8367         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8368         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8369         target:self
8370         action:@selector(editButtonClicked)
8371     ] autorelease] animated:animated];
8372
8373     if (IsWildcat_ && !editing)
8374         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8375             initWithTitle:UCLocalize("SETTINGS")
8376             style:UIBarButtonItemStylePlain
8377             target:self
8378             action:@selector(settingsButtonClicked)
8379         ] autorelease]];
8380 }
8381
8382 - (void) settingsButtonClicked {
8383     [delegate_ showSettings];
8384 }
8385
8386 - (void) editButtonClicked {
8387     [list_ setEditing:![list_ isEditing] animated:YES];
8388
8389     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8390 }
8391
8392 @end
8393 /* }}} */
8394
8395 /* Settings Controller {{{ */
8396 @interface SettingsController : CYViewController <
8397     UITableViewDataSource,
8398     UITableViewDelegate
8399 > {
8400     _transient Database *database_;
8401     // XXX: ok, "roledelegate_"?...
8402     _transient id roledelegate_;
8403     UITableView *table_;
8404     UISegmentedControl *segment_;
8405     UIView *container_;
8406 }
8407
8408 - (void) showDoneButton;
8409 - (void) resizeSegmentedControl;
8410
8411 @end
8412
8413 @implementation SettingsController
8414
8415 - (void) dealloc {
8416     [self releaseSubviews];
8417
8418     [super dealloc];
8419 }
8420
8421 - (void) loadView {
8422     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8423
8424     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8425     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8426     [table_ setDelegate:self];
8427     [table_ setDataSource:self];
8428     [[self view] addSubview:table_];
8429
8430     NSArray *items = [NSArray arrayWithObjects:
8431         UCLocalize("USER"),
8432         UCLocalize("HACKER"),
8433         UCLocalize("DEVELOPER"),
8434     nil];
8435     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8436     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8437     [container_ addSubview:segment_];
8438 }
8439
8440 - (void) viewDidLoad {
8441     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8442
8443     int index = -1;
8444     if ([Role_ isEqualToString:@"User"]) index = 0;
8445     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8446     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8447     if (index != -1) {
8448         [segment_ setSelectedSegmentIndex:index];
8449         [self showDoneButton];
8450     }
8451
8452     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8453     [self resizeSegmentedControl];
8454 }
8455
8456 - (void) releaseSubviews {
8457     [table_ release];
8458     table_ = nil;
8459
8460     [segment_ release];
8461     segment_ = nil;
8462
8463     [container_ release];
8464     container_ = nil;
8465 }
8466
8467 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8468     if ((self = [super init]) != nil) {
8469         database_ = database;
8470         roledelegate_ = delegate;
8471     } return self;
8472 }
8473
8474 - (void) resizeSegmentedControl {
8475     CGFloat width = [[self view] frame].size.width;
8476     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8477 }
8478
8479 - (void) viewWillAppear:(BOOL)animated {
8480     [super viewWillAppear:animated];
8481
8482     [self resizeSegmentedControl];
8483 }
8484
8485 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8486     [self resizeSegmentedControl];
8487 }
8488
8489 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8490     [self resizeSegmentedControl];
8491 }
8492
8493 - (void) save {
8494     NSString *role(nil);
8495
8496     switch ([segment_ selectedSegmentIndex]) {
8497         case 0: role = @"User"; break;
8498         case 1: role = @"Hacker"; break;
8499         case 2: role = @"Developer"; break;
8500
8501         _nodefault
8502     }
8503
8504     if (![role isEqualToString:Role_]) {
8505         bool rolling(Role_ == nil);
8506         Role_ = role;
8507
8508         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8509             Role_, @"Role",
8510         nil];
8511
8512         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8513         Changed_ = true;
8514
8515         if (rolling)
8516             [roledelegate_ loadData];
8517         else
8518             [roledelegate_ updateData];
8519     }
8520 }
8521
8522 - (void) segmentChanged:(UISegmentedControl *)control {
8523     [self showDoneButton];
8524 }
8525
8526 - (void) saveAndClose {
8527     [self save];
8528
8529     [[self navigationItem] setRightBarButtonItem:nil];
8530     [[self navigationController] dismissModalViewControllerAnimated:YES];
8531 }
8532
8533 - (void) doneButtonClicked {
8534     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8535     [spinner startAnimating];
8536     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8537     [[self navigationItem] setRightBarButtonItem:spinItem];
8538
8539     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8540 }
8541
8542 - (void) showDoneButton {
8543     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8544         initWithTitle:UCLocalize("DONE")
8545         style:UIBarButtonItemStyleDone
8546         target:self
8547         action:@selector(doneButtonClicked)
8548     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8549 }
8550
8551 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8552     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8553     return 6;
8554 }
8555
8556 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8557     return 0; // :(
8558 }
8559
8560 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8561     return nil; // This method is required by the protocol.
8562 }
8563
8564 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8565     if (section == 1)
8566         return UCLocalize("ROLE_EX");
8567     if (section == 4)
8568         return [NSString stringWithFormat:
8569             @"%@: %@\n%@: %@\n%@: %@",
8570             UCLocalize("USER"), UCLocalize("USER_EX"),
8571             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8572             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8573         ];
8574     else return nil;
8575 }
8576
8577 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8578     return section == 3 ? 44.0f : 0;
8579 }
8580
8581 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8582     return section == 3 ? container_ : nil;
8583 }
8584
8585 - (void) reloadData {
8586     [super reloadData];
8587     [table_ reloadData];
8588 }
8589
8590 @end
8591 /* }}} */
8592 /* Stash Controller {{{ */
8593 @interface StashController : CYViewController {
8594     UIActivityIndicatorView *spinner_;
8595     UILabel *status_;
8596     UILabel *caption_;
8597 }
8598
8599 @end
8600
8601 @implementation StashController
8602
8603 - (void) dealloc {
8604     [self releaseSubviews];
8605
8606     [super dealloc];
8607 }
8608
8609 - (void) loadView {
8610     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8611     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8612
8613     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8614     CGRect spinrect = [spinner_ frame];
8615     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8616     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8617     [spinner_ setFrame:spinrect];
8618     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8619     [[self view] addSubview:spinner_];
8620     [spinner_ startAnimating];
8621
8622     CGRect captrect;
8623     captrect.size.width = [[self view] frame].size.width;
8624     captrect.size.height = 40.0f;
8625     captrect.origin.x = 0;
8626     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8627     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8628     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8629     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8630     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8631     [caption_ setTextColor:[UIColor whiteColor]];
8632     [caption_ setBackgroundColor:[UIColor clearColor]];
8633     [caption_ setShadowColor:[UIColor blackColor]];
8634     [caption_ setTextAlignment:UITextAlignmentCenter];
8635     [[self view] addSubview:caption_];
8636
8637     CGRect statusrect;
8638     statusrect.size.width = [[self view] frame].size.width;
8639     statusrect.size.height = 30.0f;
8640     statusrect.origin.x = 0;
8641     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8642     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8643     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8644     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8645     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8646     [status_ setTextColor:[UIColor whiteColor]];
8647     [status_ setBackgroundColor:[UIColor clearColor]];
8648     [status_ setShadowColor:[UIColor blackColor]];
8649     [status_ setTextAlignment:UITextAlignmentCenter];
8650     [[self view] addSubview:status_];
8651 }
8652
8653 - (void) releaseSubviews {
8654     [spinner_ release];
8655     spinner_ = nil;
8656
8657     [status_ release];
8658     status_ = nil;
8659
8660     [caption_ release];
8661     caption_ = nil;
8662 }
8663
8664 @end
8665 /* }}} */
8666
8667 @interface Cydia : UIApplication <
8668     ConfirmationControllerDelegate,
8669     ProgressControllerDelegate,
8670     CydiaDelegate,
8671     UINavigationControllerDelegate,
8672     UITabBarControllerDelegate
8673 > {
8674     // XXX: evaluate all fields for _transient
8675
8676     UIWindow *window_;
8677     CYTabBarController *tabbar_;
8678
8679     NSMutableArray *essential_;
8680     NSMutableArray *broken_;
8681
8682     Database *database_;
8683
8684     NSURL *starturl_;
8685
8686     unsigned locked_;
8687     unsigned activity_;
8688
8689     StashController *stash_;
8690
8691     bool loaded_;
8692 }
8693
8694 - (void) loadData;
8695
8696 @end
8697
8698 @implementation Cydia
8699
8700 - (void) beginUpdate {
8701     [tabbar_ beginUpdate];
8702 }
8703
8704 - (BOOL) updating {
8705     return [tabbar_ updating];
8706 }
8707
8708 - (void) _loaded {
8709     if ([broken_ count] != 0) {
8710         int count = [broken_ count];
8711
8712         UIAlertView *alert = [[[UIAlertView alloc]
8713             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8714             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8715             delegate:self
8716             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8717             otherButtonTitles:
8718                 UCLocalize("TEMPORARY_IGNORE"),
8719             nil
8720         ] autorelease];
8721
8722         [alert setContext:@"fixhalf"];
8723         [alert show];
8724     } else if (!Ignored_ && [essential_ count] != 0) {
8725         int count = [essential_ count];
8726
8727         UIAlertView *alert = [[[UIAlertView alloc]
8728             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8729             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8730             delegate:self
8731             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8732             otherButtonTitles:
8733                 UCLocalize("UPGRADE_ESSENTIAL"),
8734                 UCLocalize("COMPLETE_UPGRADE"),
8735             nil
8736         ] autorelease];
8737
8738         [alert setContext:@"upgrade"];
8739         [alert show];
8740     }
8741 }
8742
8743 - (void) _saveConfig {
8744     _trace();
8745     MetaFile_.Sync();
8746     _trace();
8747
8748     if (Changed_) {
8749         NSString *error(nil);
8750
8751         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8752             _trace();
8753             NSError *error(nil);
8754             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8755                 NSLog(@"failure to save metadata data: %@", error);
8756             _trace();
8757
8758             Changed_ = false;
8759         } else {
8760             NSLog(@"failure to serialize metadata: %@", error);
8761         }
8762     }
8763 }
8764
8765 // Navigation controller for the queuing badge.
8766 - (CYNavigationController *) queueNavigationController {
8767     NSArray *controllers = [tabbar_ viewControllers];
8768     return [controllers objectAtIndex:3];
8769 }
8770
8771 - (void) _updateData {
8772     [self _saveConfig];
8773
8774     [tabbar_ reloadData];
8775
8776     CYNavigationController *navigation = [self queueNavigationController];
8777
8778     id queuedelegate = nil;
8779     if ([[navigation viewControllers] count] > 0)
8780         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8781
8782     [queuedelegate queueStatusDidChange];
8783     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8784 }
8785
8786 - (void) _refreshIfPossible:(NSDate *)update {
8787     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8788
8789     bool recently = false;
8790     if (update != nil) {
8791         NSTimeInterval interval([update timeIntervalSinceNow]);
8792         if (interval <= 0 && interval > -(15*60))
8793             recently = true;
8794     }
8795
8796     // Don't automatic refresh if:
8797     //  - We already refreshed recently.
8798     //  - We already auto-refreshed this launch.
8799     //  - Auto-refresh is disabled.
8800     if (recently || loaded_ || ManualRefresh) {
8801         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8802
8803         // If we are cancelling, we need to make sure it knows it's already loaded.
8804         loaded_ = true;
8805         return;
8806     } else {
8807         // We are going to load, so remember that.
8808         loaded_ = true;
8809     }
8810
8811     SCNetworkReachabilityFlags flags; {
8812         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8813         SCNetworkReachabilityGetFlags(reachability, &flags);
8814         CFRelease(reachability);
8815     }
8816
8817     // XXX: this elaborate mess is what Apple is using to determine this? :(
8818     // XXX: do we care if the user has to intervene? maybe that's ok?
8819     bool reachable(
8820         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8821             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8822                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8823                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8824             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8825             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8826         )
8827     );
8828
8829     // If we can reach the server, auto-refresh!
8830     if (reachable)
8831         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8832
8833     [pool release];
8834 }
8835
8836 - (void) refreshIfPossible {
8837     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8838 }
8839
8840 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8841     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8842     [hud setText:UCLocalize("RELOADING_DATA")];
8843
8844     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8845
8846     if (hud != nil)
8847         [self removeProgressHUD:hud];
8848
8849     size_t changes(0);
8850
8851     [essential_ removeAllObjects];
8852     [broken_ removeAllObjects];
8853
8854     NSArray *packages([database_ packages]);
8855     for (Package *package in packages) {
8856         if ([package half])
8857             [broken_ addObject:package];
8858         if ([package upgradableAndEssential:NO]) {
8859             if ([package essential])
8860                 [essential_ addObject:package];
8861             ++changes;
8862         }
8863     }
8864
8865     NSLog(@"changes:#%u", changes);
8866
8867     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8868     if (changes != 0) {
8869         _trace();
8870         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8871         [changesItem setBadgeValue:badge];
8872         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8873         [self setApplicationIconBadgeNumber:changes];
8874     } else {
8875         _trace();
8876         [changesItem setBadgeValue:nil];
8877         [changesItem setAnimatedBadge:NO];
8878         [self setApplicationIconBadgeNumber:0];
8879     }
8880
8881     [self _updateData];
8882
8883     [self refreshIfPossible];
8884 }
8885
8886 - (void) updateData {
8887     [self _updateData];
8888 }
8889
8890 - (void) update_ {
8891     [database_ update];
8892 }
8893
8894 - (void) syncData {
8895     [self _saveConfig];
8896
8897     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8898     _assert(file != NULL);
8899
8900     for (NSString *key in [Sources_ allKeys]) {
8901         NSDictionary *source([Sources_ objectForKey:key]);
8902
8903         fprintf(file, "%s %s %s\n",
8904             [[source objectForKey:@"Type"] UTF8String],
8905             [[source objectForKey:@"URI"] UTF8String],
8906             [[source objectForKey:@"Distribution"] UTF8String]
8907         );
8908     }
8909
8910     fclose(file);
8911
8912     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8913     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8914     if (IsWildcat_)
8915         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8916     [tabbar_ presentModalViewController:navigation animated:YES];
8917
8918     [progress
8919         detachNewThreadSelector:@selector(update_)
8920         toTarget:self
8921         withObject:nil
8922         title:UCLocalize("UPDATING_SOURCES")
8923     ];
8924 }
8925
8926 - (void) addTrivialSource:(NSString *)href {
8927     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8928         @"deb", @"Type",
8929         href, @"URI",
8930         @"./", @"Distribution",
8931     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8932
8933     Changed_ = true;
8934 }
8935
8936 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8937     @synchronized (self) {
8938         [self _reloadDataWithInvocation:invocation];
8939     }
8940 }
8941
8942 - (void) reloadData {
8943     [self reloadDataWithInvocation:nil];
8944 }
8945
8946 - (void) resolve {
8947     pkgProblemResolver *resolver = [database_ resolver];
8948
8949     resolver->InstallProtect();
8950     if (!resolver->Resolve(true))
8951         _error->Discard();
8952 }
8953
8954 - (bool) perform {
8955     // XXX: this is a really crappy way of doing this.
8956     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8957     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8958     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8959     if ([tabbar_ updating])
8960         [tabbar_ cancelUpdate];
8961
8962     if (![database_ prepare])
8963         return false;
8964
8965     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8966     [page setDelegate:self];
8967     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8968     [confirm_ setDelegate:self];
8969
8970     if (IsWildcat_)
8971         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8972     [tabbar_ presentModalViewController:confirm_ animated:YES];
8973
8974     return true;
8975 }
8976
8977 - (void) queue {
8978     @synchronized (self) {
8979         [self perform];
8980     }
8981 }
8982
8983 - (void) clearPackage:(Package *)package {
8984     @synchronized (self) {
8985         [package clear];
8986         [self resolve];
8987         [self perform];
8988     }
8989 }
8990
8991 - (void) installPackages:(NSArray *)packages {
8992     @synchronized (self) {
8993         for (Package *package in packages)
8994             [package install];
8995         [self resolve];
8996         [self perform];
8997     }
8998 }
8999
9000 - (void) installPackage:(Package *)package {
9001     @synchronized (self) {
9002         [package install];
9003         [self resolve];
9004         [self perform];
9005     }
9006 }
9007
9008 - (void) removePackage:(Package *)package {
9009     @synchronized (self) {
9010         [package remove];
9011         [self resolve];
9012         [self perform];
9013     }
9014 }
9015
9016 - (void) distUpgrade {
9017     @synchronized (self) {
9018         if (![database_ upgrade])
9019             return;
9020         [self perform];
9021     }
9022 }
9023
9024 - (void) complete {
9025     @synchronized (self) {
9026         [self _reloadDataWithInvocation:nil];
9027     }
9028 }
9029
9030 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9031     Queuing_ = false;
9032
9033     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9034
9035     if (navigation != nil) {
9036         [navigation pushViewController:progress animated:YES];
9037     } else {
9038         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9039         if (IsWildcat_)
9040             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9041         [tabbar_ presentModalViewController:navigation animated:YES];
9042     }
9043
9044     [progress
9045         detachNewThreadSelector:@selector(perform)
9046         toTarget:database_
9047         withObject:nil
9048         title:UCLocalize("RUNNING")
9049     ];
9050
9051     ++locked_;
9052 }
9053
9054 - (void) progressControllerIsComplete:(ProgressController *)progress {
9055     --locked_;
9056     [self complete];
9057 }
9058
9059 - (void) showSettings {
9060     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9061     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9062     if (IsWildcat_)
9063         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9064     [tabbar_ presentModalViewController:nav animated:YES];
9065 }
9066
9067 - (void) retainNetworkActivityIndicator {
9068     if (activity_++ == 0)
9069         [self setNetworkActivityIndicatorVisible:YES];
9070 }
9071
9072 - (void) releaseNetworkActivityIndicator {
9073     if (--activity_ == 0)
9074         [self setNetworkActivityIndicatorVisible:NO];
9075 }
9076
9077 - (void) cancelAndClear:(bool)clear {
9078     @synchronized (self) {
9079         if (clear) {
9080             [database_ clear];
9081             Queuing_ = false;
9082         } else {
9083             Queuing_ = true;
9084         }
9085
9086         [self _updateData];
9087     }
9088 }
9089
9090 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9091     NSString *context([alert context]);
9092
9093     if ([context isEqualToString:@"fixhalf"]) {
9094         if (button == [alert cancelButtonIndex]) {
9095             @synchronized (self) {
9096                 for (Package *broken in broken_) {
9097                     [broken remove];
9098
9099                     NSString *id = [broken id];
9100                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9101                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9102                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9103                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9104                 }
9105
9106                 [self resolve];
9107                 [self perform];
9108             }
9109         } else if (button == [alert firstOtherButtonIndex]) {
9110             [broken_ removeAllObjects];
9111             [self _loaded];
9112         }
9113
9114         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9115     } else if ([context isEqualToString:@"upgrade"]) {
9116         if (button == [alert firstOtherButtonIndex]) {
9117             @synchronized (self) {
9118                 for (Package *essential in essential_)
9119                     [essential install];
9120
9121                 [self resolve];
9122                 [self perform];
9123             }
9124         } else if (button == [alert firstOtherButtonIndex] + 1) {
9125             [self distUpgrade];
9126         } else if (button == [alert cancelButtonIndex]) {
9127             Ignored_ = YES;
9128         }
9129
9130         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9131     }
9132 }
9133
9134 - (void) system:(NSString *)command { _pooled
9135     _trace();
9136     system([command UTF8String]);
9137     _trace();
9138 }
9139
9140 - (void) applicationWillSuspend {
9141     [database_ clean];
9142     [super applicationWillSuspend];
9143 }
9144
9145 - (BOOL) isSafeToSuspend {
9146     // Use external process status API internally.
9147     // This is probably a really bad idea.
9148     // XXX: what is the point of this? does this solve anything at all?
9149     uint64_t status = 0;
9150     int notify_token;
9151     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9152         notify_get_state(notify_token, &status);
9153         notify_cancel(notify_token);
9154     }
9155
9156     return locked_ == 0 && status == 0;
9157 }
9158
9159 - (void) applicationSuspend:(__GSEvent *)event {
9160     if ([self isSafeToSuspend])
9161         [super applicationSuspend:event];
9162 }
9163
9164 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9165     if ([self isSafeToSuspend])
9166         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9167 }
9168
9169 - (void) _setSuspended:(BOOL)value {
9170     if ([self isSafeToSuspend])
9171         [super _setSuspended:value];
9172 }
9173
9174 - (UIProgressHUD *) addProgressHUD {
9175     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9176     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9177
9178     [window_ setUserInteractionEnabled:NO];
9179     [hud show:YES];
9180
9181     UIViewController *target = tabbar_;
9182     while ([target modalViewController] != nil) target = [target modalViewController];
9183     [[target view] addSubview:hud];
9184
9185     ++locked_;
9186     return hud;
9187 }
9188
9189 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9190     [hud show:NO];
9191     [hud removeFromSuperview];
9192     [window_ setUserInteractionEnabled:YES];
9193     --locked_;
9194 }
9195
9196 - (CYViewController *) pageForPackage:(NSString *)name {
9197     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9198 }
9199
9200 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9201     NSString *scheme([[url scheme] lowercaseString]);
9202     if ([[url absoluteString] length] <= [scheme length] + 3)
9203         return nil;
9204     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9205     NSArray *components([path pathComponents]);
9206
9207     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9208         return [self pageForPackage:[components objectAtIndex:1]];
9209
9210     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9211         return nil;
9212
9213     NSString *base([components objectAtIndex:0]);
9214
9215     CYViewController *controller = nil;
9216
9217     if ([base isEqualToString:@"url"]) {
9218         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9219         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9220         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9221     } else if (!external && [components count] == 1) {
9222         if ([base isEqualToString:@"manage"]) {
9223             controller = [[[ManageController alloc] init] autorelease];
9224         }
9225
9226         if ([base isEqualToString:@"sources"]) {
9227             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9228         }
9229
9230         if ([base isEqualToString:@"home"]) {
9231             controller = [[[HomeController alloc] init] autorelease];
9232         }
9233
9234         if ([base isEqualToString:@"sections"]) {
9235             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9236         }
9237
9238         if ([base isEqualToString:@"search"]) {
9239             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9240         }
9241
9242         if ([base isEqualToString:@"changes"]) {
9243             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9244         }
9245
9246         if ([base isEqualToString:@"installed"]) {
9247             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9248         }
9249     } else if ([components count] == 2) {
9250         NSString *argument = [components objectAtIndex:1];
9251
9252         if ([base isEqualToString:@"package"]) {
9253             controller = [self pageForPackage:argument];
9254         }
9255
9256         if (!external && [base isEqualToString:@"search"]) {
9257             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9258             [(SearchController *)controller setSearchTerm:argument];
9259         }
9260
9261         if (!external && [base isEqualToString:@"sections"]) {
9262             if ([argument isEqualToString:@"all"])
9263                 argument = nil;
9264             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9265         }
9266
9267         if (!external && [base isEqualToString:@"sources"]) {
9268             if ([argument isEqualToString:@"add"]) {
9269                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9270                 [(SourcesController *)controller showAddSourcePrompt];
9271             } else {
9272                 Source *source = [database_ sourceWithKey:argument];
9273                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9274             }
9275         }
9276
9277         if (!external && [base isEqualToString:@"launch"]) {
9278             [self launchApplicationWithIdentifier:argument suspended:NO];
9279             return nil;
9280         }
9281     } else if (!external && [components count] == 3) {
9282         NSString *arg1 = [components objectAtIndex:1];
9283         NSString *arg2 = [components objectAtIndex:2];
9284
9285         if ([base isEqualToString:@"package"]) {
9286             if ([arg2 isEqualToString:@"settings"]) {
9287                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9288             } else if ([arg2 isEqualToString:@"files"]) {
9289                 if (Package *package = [database_ packageWithName:arg1]) {
9290                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9291                     [(FileTable *)controller setPackage:package];
9292                 }
9293             }
9294         }
9295     }
9296
9297     [controller setDelegate:self];
9298     return controller;
9299 }
9300
9301 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9302     CYViewController *page([self pageForURL:url forExternal:external]);
9303
9304     if (page != nil) {
9305         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9306         [nav setViewControllers:[NSArray arrayWithObject:page]];
9307         [tabbar_ setUnselectedViewController:nav];
9308     }
9309
9310     return page != nil;
9311 }
9312
9313 - (void) applicationOpenURL:(NSURL *)url {
9314     [super applicationOpenURL:url];
9315
9316     if (!loaded_) starturl_ = [url retain];
9317     else [self openCydiaURL:url forExternal:YES];
9318 }
9319
9320 - (void) applicationWillResignActive:(UIApplication *)application {
9321     // Stop refreshing if you get a phone call or lock the device.
9322     if ([tabbar_ updating])
9323         [tabbar_ cancelUpdate];
9324
9325     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9326         [super applicationWillResignActive:application];
9327 }
9328
9329 - (void) applicationWillTerminate:(UIApplication *)application {
9330     Changed_ = true;
9331     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9332     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9333     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9334
9335     [self _saveConfig];
9336 }
9337
9338 - (void) addStashController {
9339     ++locked_;
9340     stash_ = [[StashController alloc] init];
9341     [window_ addSubview:[stash_ view]];
9342 }
9343
9344 - (void) removeStashController {
9345     [[stash_ view] removeFromSuperview];
9346     [stash_ release];
9347     --locked_;
9348 }
9349
9350 - (void) stash {
9351     [self setIdleTimerDisabled:YES];
9352
9353     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9354     [self setStatusBarShowsProgress:YES];
9355     UpdateExternalStatus(1);
9356
9357     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9358
9359     UpdateExternalStatus(0);
9360     [self setStatusBarShowsProgress:NO];
9361
9362     [self removeStashController];
9363
9364     if (ExecFork() == 0) {
9365         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9366         perror("launchctl stop");
9367     }
9368 }
9369
9370 - (void) setupViewControllers {
9371     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9372
9373     NSMutableArray *items([NSMutableArray arrayWithObjects:
9374         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9375         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9376         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9377         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9378     nil]);
9379
9380     if (IsWildcat_) {
9381         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9382         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9383     } else {
9384         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9385     }
9386
9387     NSMutableArray *controllers([NSMutableArray array]);
9388     for (UITabBarItem *item in items) {
9389         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9390         [controller setTabBarItem:item];
9391         [controllers addObject:controller];
9392     }
9393     [tabbar_ setViewControllers:controllers];
9394
9395     [tabbar_ setUpdateDelegate:self];
9396 }
9397
9398 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9399     static CYEmulatedLoadingController *fake = nil;
9400
9401     if (view != nil) {
9402         if (fake == nil)
9403             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9404         [view addSubview:[fake view]];
9405     } else {
9406         [[fake view] removeFromSuperview];
9407         [fake release];
9408         fake = nil;
9409     }
9410
9411     return fake;
9412 }
9413
9414 - (void) applicationDidFinishLaunching:(id)unused {
9415 _trace();
9416     CydiaApp = self;
9417
9418     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9419         [self setApplicationSupportsShakeToEdit:NO];
9420
9421     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9422         initWithMemoryCapacity:524288
9423         diskCapacity:10485760
9424         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9425     ] autorelease]];
9426
9427     [CYBrowserController _initialize];
9428
9429     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9430
9431     Font12_ = [[UIFont systemFontOfSize:12] retain];
9432     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9433     Font14_ = [[UIFont systemFontOfSize:14] retain];
9434     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9435     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9436
9437     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9438     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9439
9440     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9441     [window_ orderFront:self];
9442     [window_ makeKey:self];
9443     [window_ setHidden:NO];
9444
9445     if (
9446         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9447         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9448         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9449         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9450         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9451         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9452         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9453         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9454         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9455         false
9456     ) {
9457         [self addStashController];
9458         // XXX: this would be much cleaner as a yieldToSelector:
9459         // that way the removeStashController could happen right here inline
9460         // we also could no longer require the useless stash_ field anymore
9461         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9462         return;
9463     }
9464
9465     database_ = [Database sharedInstance];
9466
9467     [window_ setUserInteractionEnabled:NO];
9468     [self setupViewControllers];
9469     [self showEmulatedLoadingControllerInView:window_];
9470
9471     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9472 _trace();
9473 }
9474
9475 - (void) loadData {
9476 _trace();
9477     if (Role_ == nil) {
9478         [window_ setUserInteractionEnabled:YES];
9479
9480         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9481         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9482         if (IsWildcat_)
9483             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9484         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9485
9486         return;
9487     } else {
9488         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9489             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9490         [window_ setUserInteractionEnabled:NO];
9491     }
9492
9493     [self reloadData];
9494     PrintTimes();
9495
9496     [window_ addSubview:[tabbar_ view]];
9497     [self showEmulatedLoadingControllerInView:nil];
9498     [window_ setUserInteractionEnabled:YES];
9499
9500     int selectedIndex = 0;
9501     NSMutableArray *items = nil;
9502
9503     bool recently = false;
9504     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9505     if (closed != nil) {
9506         NSTimeInterval interval([closed timeIntervalSinceNow]);
9507         // XXX: Is 15 minutes the optimal time here?
9508         if (interval <= 0 && interval > -(15*60))
9509             recently = true;
9510     }
9511
9512     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9513     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9514
9515     BOOL enough = YES;
9516     for (NSArray *entry in items)
9517         if ([entry count] <= 0)
9518             enough = NO;
9519
9520     if (!recently || !items || !enough) {
9521         selectedIndex = 0;
9522         items = [NSMutableArray array];
9523         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9524         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9525         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9526         if (!IsWildcat_) {
9527             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9528         } else {
9529             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9530             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9531         }
9532         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9533     }
9534
9535     [tabbar_ setSelectedIndex:selectedIndex];
9536     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9537         NSArray *stack = [items objectAtIndex:tab];
9538         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9539         NSMutableArray *current = [NSMutableArray array];
9540
9541         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9542             NSString *addr = [stack objectAtIndex:nav];
9543             NSURL *url = [NSURL URLWithString:addr];
9544             CYViewController *page = [self pageForURL:url forExternal:NO];
9545             if (page != nil)
9546                 [current addObject:page];
9547         }
9548
9549         [navigation setViewControllers:current];
9550     }
9551
9552     // (Try to) show the startup URL.
9553     if (starturl_ != nil) {
9554         [self openCydiaURL:starturl_ forExternal:NO];
9555         [starturl_ release];
9556         starturl_ = nil;
9557     }
9558 }
9559
9560 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9561     if (item != nil && IsWildcat_) {
9562         [sheet showFromBarButtonItem:item animated:YES];
9563     } else {
9564         [sheet showInView:window_];
9565     }
9566 }
9567
9568 @end
9569
9570 /*IMP alloc_;
9571 id Alloc_(id self, SEL selector) {
9572     id object = alloc_(self, selector);
9573     lprintf("[%s]A-%p\n", self->isa->name, object);
9574     return object;
9575 }*/
9576
9577 /*IMP dealloc_;
9578 id Dealloc_(id self, SEL selector) {
9579     id object = dealloc_(self, selector);
9580     lprintf("[%s]D-%p\n", self->isa->name, object);
9581     return object;
9582 }*/
9583
9584 Class $WebDefaultUIKitDelegate;
9585
9586 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9587     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9588         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9589     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9590 }
9591
9592 static NSNumber *shouldPlayKeyboardSounds;
9593
9594 Class $UIHardware;
9595
9596 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9597     switch (sound) {
9598         case 1104: // Keyboard Button Clicked
9599         case 1105: // Keyboard Delete Repeated
9600             if (shouldPlayKeyboardSounds == nil) {
9601                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9602                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9603             }
9604
9605             if (![shouldPlayKeyboardSounds boolValue])
9606                 break;
9607
9608         default:
9609             _UIHardware$_playSystemSound$(self, _cmd, sound);
9610     }
9611 }
9612
9613 Class $UIApplication;
9614
9615 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9616     static BOOL initialized = NO;
9617     static BOOL started = NO;
9618
9619     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9620     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9621
9622     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9623         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9624         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9625         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9626
9627         if (initialized && !enabled) {
9628             initialized = NO;
9629             [bundle performSelector:@selector(_accessibilityStopServer)];
9630         } else if (enabled) {
9631             initialized = YES;
9632             if (!started) {
9633                 started = YES;
9634                 [bundle performSelector:@selector(_accessibilityStartServer)];
9635             }
9636         }
9637     }
9638 }
9639
9640 int main(int argc, char *argv[]) { _pooled
9641     _trace();
9642
9643     UpdateExternalStatus(0);
9644
9645     if (Class $UIDevice = objc_getClass("UIDevice")) {
9646         UIDevice *device([$UIDevice currentDevice]);
9647         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9648     } else
9649         IsWildcat_ = false;
9650
9651     UIScreen *screen([UIScreen mainScreen]);
9652     if ([screen respondsToSelector:@selector(scale)])
9653         ScreenScale_ = [screen scale];
9654     else
9655         ScreenScale_ = 1;
9656
9657     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9658     if (ScreenScale_ > 1)
9659         [parts addObject:@"@2x"];
9660     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9661     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9662
9663     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9664
9665     /* Library Hacks {{{ */
9666     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9667
9668     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9669     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9670     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9671         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9672         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9673     }
9674
9675     $UIHardware = objc_getClass("UIHardware");
9676     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9677     if (UIHardware$_playSystemSound$ != NULL) {
9678         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9679         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9680     }
9681
9682     $UIApplication = objc_getClass("UIApplication");
9683     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9684     if (UIApplication$_updateApplicationAccessibility != NULL) {
9685         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9686         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9687     }
9688     /* }}} */
9689     /* Set Locale {{{ */
9690     Locale_ = CFLocaleCopyCurrent();
9691     Languages_ = [NSLocale preferredLanguages];
9692     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9693     //NSLog(@"%@", [Languages_ description]);
9694
9695     const char *lang;
9696     if (Languages_ == nil || [Languages_ count] == 0)
9697         // XXX: consider just setting to C and then falling through?
9698         lang = NULL;
9699     else {
9700         lang = [[Languages_ objectAtIndex:0] UTF8String];
9701         setenv("LANG", lang, true);
9702     }
9703
9704     //std::setlocale(LC_ALL, lang);
9705     NSLog(@"Setting Language: %s", lang);
9706     /* }}} */
9707
9708     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9709
9710     /* Parse Arguments {{{ */
9711     bool substrate(false);
9712
9713     if (argc != 0) {
9714         char **args(argv);
9715         int arge(1);
9716
9717         for (int argi(1); argi != argc; ++argi)
9718             if (strcmp(argv[argi], "--") == 0) {
9719                 arge = argi;
9720                 argv[argi] = argv[0];
9721                 argv += argi;
9722                 argc -= argi;
9723                 break;
9724             }
9725
9726         for (int argi(1); argi != arge; ++argi)
9727             if (strcmp(args[argi], "--substrate") == 0)
9728                 substrate = true;
9729             else
9730                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9731     }
9732     /* }}} */
9733
9734     App_ = [[NSBundle mainBundle] bundlePath];
9735     Home_ = NSHomeDirectory();
9736     Advanced_ = YES;
9737
9738     setuid(0);
9739     setgid(0);
9740
9741     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9742     alloc_ = alloc->method_imp;
9743     alloc->method_imp = (IMP) &Alloc_;*/
9744
9745     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9746     dealloc_ = dealloc->method_imp;
9747     dealloc->method_imp = (IMP) &Dealloc_;*/
9748
9749     /* System Information {{{ */
9750     size_t size;
9751
9752     int maxproc;
9753     size = sizeof(maxproc);
9754     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9755         perror("sysctlbyname(\"kern.maxproc\", ?)");
9756     else if (maxproc < 64) {
9757         maxproc = 64;
9758         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9759             perror("sysctlbyname(\"kern.maxproc\", #)");
9760     }
9761
9762     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9763     char *osversion = new char[size];
9764     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9765         perror("sysctlbyname(\"kern.osversion\", ?)");
9766     else
9767         System_ = [NSString stringWithUTF8String:osversion];
9768
9769     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9770     char *machine = new char[size];
9771     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9772         perror("sysctlbyname(\"hw.machine\", ?)");
9773     else
9774         Machine_ = machine;
9775
9776     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9777         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9778             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9779                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9780                 CFRelease(serial);
9781             }
9782
9783             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9784                 NSData *data((NSData *) ecid);
9785                 size_t length([data length]);
9786                 uint8_t bytes[length];
9787                 [data getBytes:bytes];
9788                 char string[length * 2 + 1];
9789                 for (size_t i(0); i != length; ++i)
9790                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9791                 ChipID_ = [NSString stringWithUTF8String:string];
9792                 CFRelease(ecid);
9793             }
9794
9795             IOObjectRelease(service);
9796         }
9797     }
9798
9799     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9800
9801     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9802     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9803     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9804
9805     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9806     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9807     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9808
9809     if (mcc != NULL && mnc != NULL)
9810         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9811
9812     if (mnc != NULL)
9813         CFRelease(mnc);
9814     if (mcc != NULL)
9815         CFRelease(mcc);
9816
9817     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9818         Build_ = [system objectForKey:@"ProductBuildVersion"];
9819     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9820         Product_ = [info objectForKey:@"SafariProductVersion"];
9821         Safari_ = [info objectForKey:@"CFBundleVersion"];
9822     }
9823     /* }}} */
9824     /* Load Database {{{ */
9825     _trace();
9826     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9827     _trace();
9828     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9829
9830     if (Metadata_ == NULL)
9831         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9832     else {
9833         Settings_ = [Metadata_ objectForKey:@"Settings"];
9834
9835         Packages_ = [Metadata_ objectForKey:@"Packages"];
9836         Sections_ = [Metadata_ objectForKey:@"Sections"];
9837         Sources_ = [Metadata_ objectForKey:@"Sources"];
9838
9839         Token_ = [Metadata_ objectForKey:@"Token"];
9840     }
9841
9842     if (Settings_ != nil)
9843         Role_ = [Settings_ objectForKey:@"Role"];
9844
9845     if (Sections_ == nil) {
9846         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9847         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9848     }
9849
9850     if (Sources_ == nil) {
9851         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9852         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9853     }
9854     /* }}} */
9855
9856     _trace();
9857     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9858     _trace();
9859
9860     if (Packages_ != nil) {
9861         bool fail(false);
9862         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9863         _trace();
9864
9865         if (!fail) {
9866             [Metadata_ removeObjectForKey:@"Packages"];
9867             Packages_ = nil;
9868             Changed_ = true;
9869         }
9870     }
9871
9872     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9873
9874 #define MobileSubstrate_(name) \
9875     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9876         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9877
9878     MobileSubstrate_(Activator)
9879     MobileSubstrate_(libstatusbar)
9880     MobileSubstrate_(SimulatedKeyEvents)
9881     MobileSubstrate_(WinterBoard)
9882
9883     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9884         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9885
9886     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9887
9888     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9889         unlink("/tmp/.cydia.fw");
9890         goto firmware;
9891     } else if (access("/User", F_OK) != 0 || version < 2) {
9892       firmware:
9893         _trace();
9894         system("/usr/libexec/cydia/firmware.sh");
9895         _trace();
9896     }
9897
9898     _assert([[NSFileManager defaultManager]
9899         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9900         withIntermediateDirectories:YES
9901         attributes:nil
9902         error:NULL
9903     ]);
9904
9905     if (access("/tmp/cydia.chk", F_OK) == 0) {
9906         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9907             _assert(errno == ENOENT);
9908         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9909             _assert(errno == ENOENT);
9910     }
9911
9912     /* APT Initialization {{{ */
9913     _assert(pkgInitConfig(*_config));
9914     _assert(pkgInitSystem(*_config, _system));
9915
9916     if (lang != NULL)
9917         _config->Set("APT::Acquire::Translation", lang);
9918
9919     // XXX: this timeout might be important :(
9920     //_config->Set("Acquire::http::Timeout", 15);
9921
9922     _config->Set("Acquire::http::MaxParallel", 3);
9923     /* }}} */
9924     /* Color Choices {{{ */
9925     space_ = CGColorSpaceCreateDeviceRGB();
9926
9927     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9928     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9929     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9930     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9931     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9932     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9933     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9934     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9935     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9936
9937     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9938     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9939     /* }}}*/
9940     /* UIKit Configuration {{{ */
9941     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9942     if ($GSFontSetUseLegacyFontMetrics != NULL)
9943         $GSFontSetUseLegacyFontMetrics(YES);
9944
9945     // XXX: I have a feeling this was important
9946     //UIKeyboardDisableAutomaticAppearance();
9947     /* }}} */
9948
9949     Colon_ = UCLocalize("COLON_DELIMITED");
9950     Elision_ = UCLocalize("ELISION");
9951     Error_ = UCLocalize("ERROR");
9952     Warning_ = UCLocalize("WARNING");
9953
9954     _trace();
9955     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9956
9957     CGColorSpaceRelease(space_);
9958     CFRelease(Locale_);
9959
9960     return value;
9961 }