MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2010  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 void NSLogPoint(const char *fix, const CGPoint &point) {
 221     NSLog(@"%s(%g,%g)", fix, point.x, point.y);
 222 }
 223
 224 void NSLogRect(const char *fix, const CGRect &rect) {
 225     NSLog(@"%s(%g,%g)+(%g,%g)", fix, rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
 226 }
 227
 228 static _finline NSString *CydiaURL(NSString *path) {
 229     char page[25];
 230     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 231     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 232     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 233     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 234     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 235     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 236 }
 237
 238 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 239     int notify_token;
 240     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 241         notify_set_state(notify_token, newStatus);
 242         notify_cancel(notify_token);
 243     }
 244     notify_post("com.saurik.Cydia.status");
 245 }
 246
 247 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 248 @interface NSObject (Cydia)
 249 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 250 - (id) yieldToSelector:(SEL)selector;
 251 @end
 252
 253 @implementation NSObject (Cydia)
 254
 255 - (void) doNothing {
 256 }
 257
 258 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 259     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 260     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 261     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 262
 263     /* XXX: deal with exceptions */
 264     id value([self performSelector:selector withObject:object]);
 265
 266     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 267     [context removeAllObjects];
 268     if ([signature methodReturnLength] != 0 && value != nil)
 269         [context addObject:value];
 270
 271     stopped = true;
 272
 273     [self
 274         performSelectorOnMainThread:@selector(doNothing)
 275         withObject:nil
 276         waitUntilDone:NO
 277     ];
 278 }
 279
 280 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 281     volatile bool stopped(false);
 282
 283     NSMutableArray *context([NSMutableArray arrayWithObjects:
 284         [NSValue valueWithPointer:selector],
 285         [NSValue valueWithNonretainedObject:object],
 286         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 287     nil]);
 288
 289     NSThread *thread([[[NSThread alloc]
 290         initWithTarget:self
 291         selector:@selector(_yieldToContext:)
 292         object:context
 293     ] autorelease]);
 294
 295     [thread start];
 296
 297     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 298     NSDate *future([NSDate distantFuture]);
 299
 300     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 301
 302     return [context count] == 0 ? nil : [context objectAtIndex:0];
 303 }
 304
 305 - (id) yieldToSelector:(SEL)selector {
 306     return [self yieldToSelector:selector withObject:nil];
 307 }
 308
 309 @end
 310 /* }}} */
 311
 312 /* Cydia Action Sheet {{{ */
 313 @interface CYActionSheet : UIAlertView {
 314     unsigned button_;
 315 }
 316
 317 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 318 @end
 319
 320 @implementation CYActionSheet
 321
 322 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 323     if ((self = [super init])) {
 324         [self setTitle:title];
 325         [self setDelegate:self];
 326         for (NSString *button in buttons) [self addButtonWithTitle:button];
 327         [self setCancelButtonIndex:index];
 328     } return self;
 329 }
 330
 331 - (void) _updateFrameForDisplay {
 332     [super _updateFrameForDisplay];
 333     if ([self cancelButtonIndex] == -1) {
 334         NSArray *buttons = [self buttons];
 335         if ([buttons count]) {
 336             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 337             for (UIThreePartButton *button in buttons)
 338                 [button setBackground:background forState:0];
 339         }
 340     }
 341 }
 342
 343 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 344     button_ = buttonIndex + 1;
 345 }
 346
 347 - (void) dismiss {
 348     [self dismissWithClickedButtonIndex:-1 animated:YES];
 349 }
 350
 351 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 352     [self setRunsModal:YES];
 353     button_ = 0;
 354     [self show];
 355     return button_;
 356 }
 357
 358 @end
 359 /* }}} */
 360
 361 /* NSForcedOrderingSearch doesn't work on the iPhone */
 362 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 363 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 364 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 365
 366 /* Information Dictionaries {{{ */
 367 @interface NSMutableArray (Cydia)
 368 - (void) addInfoDictionary:(NSDictionary *)info;
 369 @end
 370
 371 @implementation NSMutableArray (Cydia)
 372
 373 - (void) addInfoDictionary:(NSDictionary *)info {
 374     [self addObject:info];
 375 }
 376
 377 @end
 378
 379 @interface NSMutableDictionary (Cydia)
 380 - (void) addInfoDictionary:(NSDictionary *)info;
 381 @end
 382
 383 @implementation NSMutableDictionary (Cydia)
 384
 385 - (void) addInfoDictionary:(NSDictionary *)info {
 386     [self setObject:info forKey:[info objectForKey:@"CFBundleIdentifier"]];
 387 }
 388
 389 @end
 390 /* }}} */
 391
 392 #define lprintf(args...) fprintf(stderr, args)
 393
 394 #define ForRelease 1
 395 #define TraceLogging (1 && !ForRelease)
 396 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 397 #define ProfileTimes (0 && !ForRelease)
 398 #define ForSaurik (0 && !ForRelease)
 399 #define LogBrowser (0 && !ForRelease)
 400 #define TrackResize (0 && !ForRelease)
 401 #define ManualRefresh (1 && !ForRelease)
 402 #define ShowInternals (0 && !ForRelease)
 403 #define IgnoreInstall (0 && !ForRelease)
 404 #define AlwaysReload (0 && !ForRelease)
 405
 406 #if !TraceLogging
 407 #undef _trace
 408 #define _trace(args...)
 409 #endif
 410
 411 #if !ProfileTimes
 412 #undef _profile
 413 #define _profile(name) {
 414 #undef _end
 415 #define _end }
 416 #define PrintTimes() do {} while (false)
 417 #endif
 418
 419 /* Radix Sort {{{ */
 420 typedef uint32_t (*SKRadixFunction)(id, void *);
 421
 422 @interface NSMutableArray (Radix)
 423 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 424 @end
 425
 426 struct RadixItem_ {
 427     size_t index;
 428     uint32_t key;
 429 };
 430
 431 @implementation NSMutableArray (Radix)
 432
 433 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 434     size_t count([self count]);
 435     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 436
 437     for (size_t i(0); i != count; ++i) {
 438         RadixItem_ &item(swap[i]);
 439         item.index = i;
 440
 441         id object([self objectAtIndex:i]);
 442         item.key = function(object, argument);
 443     }
 444
 445     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 446
 447     static const size_t width = 32;
 448     static const size_t bits = 11;
 449     static const size_t slots = 1 << bits;
 450     static const size_t passes = (width + (bits - 1)) / bits;
 451
 452     size_t *hist(new size_t[slots]);
 453
 454     for (size_t pass(0); pass != passes; ++pass) {
 455         memset(hist, 0, sizeof(size_t) * slots);
 456
 457         for (size_t i(0); i != count; ++i) {
 458             uint32_t key(lhs[i].key);
 459             key >>= pass * bits;
 460             key &= _not(uint32_t) >> width - bits;
 461             ++hist[key];
 462         }
 463
 464         size_t offset(0);
 465         for (size_t i(0); i != slots; ++i) {
 466             size_t local(offset);
 467             offset += hist[i];
 468             hist[i] = local;
 469         }
 470
 471         for (size_t i(0); i != count; ++i) {
 472             uint32_t key(lhs[i].key);
 473             key >>= pass * bits;
 474             key &= _not(uint32_t) >> width - bits;
 475             rhs[hist[key]++] = lhs[i];
 476         }
 477
 478         RadixItem_ *tmp(lhs);
 479         lhs = rhs;
 480         rhs = tmp;
 481     }
 482
 483     delete [] hist;
 484
 485     const void **values(new const void *[count]);
 486     for (size_t i(0); i != count; ++i)
 487         values[i] = [self objectAtIndex:lhs[i].index];
 488     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 489     delete [] values;
 490
 491     delete [] swap;
 492 }
 493
 494 @end
 495 /* }}} */
 496 /* Insertion Sort {{{ */
 497
 498 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 499     const char *ptr = (const char *)list;
 500     while (0 < count) {
 501         CFIndex half = count / 2;
 502         const char *probe = ptr + elementSize * half;
 503         CFComparisonResult cr = comparator(element, probe, context);
 504     if (0 == cr) return (probe - (const char *)list) / elementSize;
 505         ptr = (cr < 0) ? ptr : probe + elementSize;
 506         count = (cr < 0) ? half : (half + (count & 1) - 1);
 507     }
 508     return (ptr - (const char *)list) / elementSize;
 509 }
 510
 511 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 512     const char *ptr = (const char *)list;
 513     while (0 < count) {
 514         CFIndex half = count / 2;
 515         const char *probe = ptr + elementSize * half;
 516         CFComparisonResult cr = comparator(element, probe, context);
 517     if (0 == cr) return (probe - (const char *)list) / elementSize;
 518         ptr = (cr < 0) ? ptr : probe + elementSize;
 519         count = (cr < 0) ? half : (half + (count & 1) - 1);
 520     }
 521     return (ptr - (const char *)list) / elementSize;
 522 }
 523
 524 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 525     if (range.length == 0)
 526         return;
 527     const void **values(new const void *[range.length]);
 528     CFArrayGetValues(array, range, values);
 529
 530 #if HistogramInsertionSort > 0
 531     uint32_t total(0), *offsets(new uint32_t[range.length]);
 532 #endif
 533
 534     for (CFIndex index(1); index != range.length; ++index) {
 535         const void *value(values[index]);
 536         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 537         CFIndex correct(index);
 538         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 539 #if HistogramInsertionSort > 1
 540             NSLog(@"%@ < %@", value, values[correct - 1]);
 541 #endif
 542             if (--correct == 0)
 543                 break;
 544         }
 545         if (correct != index) {
 546             size_t offset(index - correct);
 547 #if HistogramInsertionSort
 548             total += offset;
 549             ++offsets[offset];
 550             if (offset > 10)
 551                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 552 #endif
 553             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 554             values[correct] = value;
 555         }
 556     }
 557
 558     CFArrayReplaceValues(array, range, values, range.length);
 559     delete [] values;
 560
 561 #if HistogramInsertionSort > 0
 562     for (CFIndex index(0); index != range.length; ++index)
 563         if (offsets[index] != 0)
 564             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 565     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 566     delete [] offsets;
 567 #endif
 568 }
 569
 570 /* }}} */
 571
 572 /* Apple Bug Fixes {{{ */
 573 @implementation UIWebDocumentView (Cydia)
 574
 575 - (void) _setScrollerOffset:(CGPoint)offset {
 576     UIScroller *scroller([self _scroller]);
 577
 578     CGSize size([scroller contentSize]);
 579     CGSize bounds([scroller bounds].size);
 580
 581     CGPoint max;
 582     max.x = size.width - bounds.width;
 583     max.y = size.height - bounds.height;
 584
 585     // wtf Apple?!
 586     if (max.x < 0)
 587         max.x = 0;
 588     if (max.y < 0)
 589         max.y = 0;
 590
 591     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 592     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 593
 594     [scroller setOffset:offset];
 595 }
 596
 597 @end
 598 /* }}} */
 599
 600 @implementation WebScriptObject (NSFastEnumeration)
 601
 602 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 603     size_t length([self count] - state->state);
 604     if (length <= 0)
 605         return 0;
 606     else if (length > count)
 607         length = count;
 608     for (size_t i(0); i != length; ++i)
 609         objects[i] = [self objectAtIndex:state->state++];
 610     state->itemsPtr = objects;
 611     state->mutationsPtr = (unsigned long *) self;
 612     return length;
 613 }
 614
 615 @end
 616
 617 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 618     size_t length([self length] - state->state);
 619     if (length <= 0)
 620         return 0;
 621     else if (length > count)
 622         length = count;
 623     for (size_t i(0); i != length; ++i)
 624         objects[i] = [self item:state->state++];
 625     state->itemsPtr = objects;
 626     state->mutationsPtr = (unsigned long *) self;
 627     return length;
 628 }
 629
 630 /* Cydia NSString Additions {{{ */
 631 @interface NSString (Cydia)
 632 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 633 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 634 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 635 - (NSComparisonResult) compareByPath:(NSString *)other;
 636 - (NSString *) stringByCachingURLWithCurrentCDN;
 637 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 638 @end
 639
 640 @implementation NSString (Cydia)
 641
 642 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 643     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 644 }
 645
 646 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 647     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 648     memcpy(data, bytes, length);
 649     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 650 }
 651
 652 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 653     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 654 }
 655
 656 - (NSComparisonResult) compareByPath:(NSString *)other {
 657     NSString *prefix = [self commonPrefixWithString:other options:0];
 658     size_t length = [prefix length];
 659
 660     NSRange lrange = NSMakeRange(length, [self length] - length);
 661     NSRange rrange = NSMakeRange(length, [other length] - length);
 662
 663     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 664     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 665
 666     NSComparisonResult value;
 667
 668     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 669         value = NSOrderedSame;
 670     else if (lrange.location == NSNotFound)
 671         value = NSOrderedAscending;
 672     else if (rrange.location == NSNotFound)
 673         value = NSOrderedDescending;
 674     else
 675         value = NSOrderedSame;
 676
 677     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 678         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 679     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 680         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 681
 682     NSComparisonResult result = [lpath compare:rpath];
 683     return result == NSOrderedSame ? value : result;
 684 }
 685
 686 - (NSString *) stringByCachingURLWithCurrentCDN {
 687     return [self
 688         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 689         withString:@"://cache.cydia.saurik.com/"
 690     ];
 691 }
 692
 693 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 694     return [(id)CFURLCreateStringByAddingPercentEscapes(
 695         kCFAllocatorDefault,
 696         (CFStringRef) self,
 697         NULL,
 698         CFSTR(";/?:@&=+$,"),
 699         kCFStringEncodingUTF8
 700     ) autorelease];
 701 }
 702
 703 @end
 704 /* }}} */
 705
 706 /* C++ NSString Wrapper Cache {{{ */
 707 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 708     return size == 0 ? NULL :
 709         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 710         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 711 }
 712
 713 static _finline CFStringRef CYStringCreate(const char *data) {
 714     return CYStringCreate(data, strlen(data));
 715 }
 716
 717 class CYString {
 718   private:
 719     char *data_;
 720     size_t size_;
 721     CFStringRef cache_;
 722
 723     _finline void clear_() {
 724         if (cache_ != NULL) {
 725             CFRelease(cache_);
 726             cache_ = NULL;
 727         }
 728     }
 729
 730   public:
 731     _finline bool empty() const {
 732         return size_ == 0;
 733     }
 734
 735     _finline size_t size() const {
 736         return size_;
 737     }
 738
 739     _finline char *data() const {
 740         return data_;
 741     }
 742
 743     _finline void clear() {
 744         size_ = 0;
 745         clear_();
 746     }
 747
 748     _finline CYString() :
 749         data_(0),
 750         size_(0),
 751         cache_(NULL)
 752     {
 753     }
 754
 755     _finline ~CYString() {
 756         clear_();
 757     }
 758
 759     void operator =(const CYString &rhs) {
 760         data_ = rhs.data_;
 761         size_ = rhs.size_;
 762
 763         if (rhs.cache_ == nil)
 764             cache_ = NULL;
 765         else
 766             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 767     }
 768
 769     void copy(apr_pool_t *pool) {
 770         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 771         memcpy(temp, data_, size_);
 772         temp[size_] = '\0';
 773         data_ = temp;
 774     }
 775
 776     void set(apr_pool_t *pool, const char *data, size_t size) {
 777         if (size == 0)
 778             clear();
 779         else {
 780             clear_();
 781
 782             data_ = const_cast<char *>(data);
 783             size_ = size;
 784
 785             if (pool != NULL)
 786                 copy(pool);
 787         }
 788     }
 789
 790     _finline void set(apr_pool_t *pool, const char *data) {
 791         set(pool, data, data == NULL ? 0 : strlen(data));
 792     }
 793
 794     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 795         set(pool, rhs.data(), rhs.size());
 796     }
 797
 798     bool operator ==(const CYString &rhs) const {
 799         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 800     }
 801
 802     _finline operator CFStringRef() {
 803         if (cache_ == NULL)
 804             cache_ = CYStringCreate(data_, size_);
 805         return cache_;
 806     }
 807
 808     _finline operator id() {
 809         return (NSString *) static_cast<CFStringRef>(*this);
 810     }
 811
 812     _finline operator const char *() {
 813         return reinterpret_cast<const char *>(data_);
 814     }
 815 };
 816 /* }}} */
 817 /* C++ NSString Algorithm Adapters {{{ */
 818 extern "C" {
 819     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 820 }
 821
 822 struct NSStringMapHash :
 823     std::unary_function<NSString *, size_t>
 824 {
 825     _finline size_t operator ()(NSString *value) const {
 826         return CFStringHashNSString((CFStringRef) value);
 827     }
 828 };
 829
 830 struct NSStringMapLess :
 831     std::binary_function<NSString *, NSString *, bool>
 832 {
 833     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 834         return [lhs compare:rhs] == NSOrderedAscending;
 835     }
 836 };
 837
 838 struct NSStringMapEqual :
 839     std::binary_function<NSString *, NSString *, bool>
 840 {
 841     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 842         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 843         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 844         //[lhs isEqualToString:rhs];
 845     }
 846 };
 847 /* }}} */
 848
 849 /* Perl-Compatible RegEx {{{ */
 850 class Pcre {
 851   private:
 852     pcre *code_;
 853     pcre_extra *study_;
 854     int capture_;
 855     int *matches_;
 856     const char *data_;
 857
 858   public:
 859     Pcre(const char *regex) :
 860         study_(NULL)
 861     {
 862         const char *error;
 863         int offset;
 864         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 865
 866         if (code_ == NULL) {
 867             lprintf("%d:%s\n", offset, error);
 868             _assert(false);
 869         }
 870
 871         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 872         matches_ = new int[(capture_ + 1) * 3];
 873     }
 874
 875     ~Pcre() {
 876         pcre_free(code_);
 877         delete matches_;
 878     }
 879
 880     NSString *operator [](size_t match) {
 881         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 882     }
 883
 884     bool operator ()(NSString *data) {
 885         // XXX: length is for characters, not for bytes
 886         return operator ()([data UTF8String], [data length]);
 887     }
 888
 889     bool operator ()(const char *data, size_t size) {
 890         data_ = data;
 891         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 892     }
 893 };
 894 /* }}} */
 895 /* Mime Addresses {{{ */
 896 @interface Address : NSObject {
 897     NSString *name_;
 898     NSString *address_;
 899 }
 900
 901 - (NSString *) name;
 902 - (NSString *) address;
 903
 904 - (void) setAddress:(NSString *)address;
 905
 906 + (Address *) addressWithString:(NSString *)string;
 907 - (Address *) initWithString:(NSString *)string;
 908 @end
 909
 910 @implementation Address
 911
 912 - (void) dealloc {
 913     [name_ release];
 914     if (address_ != nil)
 915         [address_ release];
 916     [super dealloc];
 917 }
 918
 919 - (NSString *) name {
 920     return name_;
 921 }
 922
 923 - (NSString *) address {
 924     return address_;
 925 }
 926
 927 - (void) setAddress:(NSString *)address {
 928     if (address_ != nil)
 929         [address_ autorelease];
 930     if (address == nil)
 931         address_ = nil;
 932     else
 933         address_ = [address retain];
 934 }
 935
 936 + (Address *) addressWithString:(NSString *)string {
 937     return [[[Address alloc] initWithString:string] autorelease];
 938 }
 939
 940 + (NSArray *) _attributeKeys {
 941     return [NSArray arrayWithObjects:@"address", @"name", nil];
 942 }
 943
 944 - (NSArray *) attributeKeys {
 945     return [[self class] _attributeKeys];
 946 }
 947
 948 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 949     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 950 }
 951
 952 - (Address *) initWithString:(NSString *)string {
 953     if ((self = [super init]) != nil) {
 954         const char *data = [string UTF8String];
 955         size_t size = [string length];
 956
 957         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 958
 959         if (address_r(data, size)) {
 960             name_ = [address_r[1] retain];
 961             address_ = [address_r[2] retain];
 962         } else {
 963             name_ = [string retain];
 964             address_ = nil;
 965         }
 966     } return self;
 967 }
 968
 969 @end
 970 /* }}} */
 971 /* CoreGraphics Primitives {{{ */
 972 class CYColor {
 973   private:
 974     CGColorRef color_;
 975
 976     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 977         CGFloat color[] = {red, green, blue, alpha};
 978         return CGColorCreate(space, color);
 979     }
 980
 981   public:
 982     CYColor() :
 983         color_(NULL)
 984     {
 985     }
 986
 987     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 988         color_(Create_(space, red, green, blue, alpha))
 989     {
 990         Set(space, red, green, blue, alpha);
 991     }
 992
 993     void Clear() {
 994         if (color_ != NULL)
 995             CGColorRelease(color_);
 996     }
 997
 998     ~CYColor() {
 999         Clear();
1000     }
1001
1002     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1003         Clear();
1004         color_ = Create_(space, red, green, blue, alpha);
1005     }
1006
1007     operator CGColorRef() {
1008         return color_;
1009     }
1010 };
1011 /* }}} */
1012
1013 /* Random Global Variables {{{ */
1014 static const int PulseInterval_ = 50000;
1015
1016 static int Finish_;
1017 static NSArray *Finishes_;
1018
1019 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1020 #define NotifyConfig_ "/etc/notify.conf"
1021
1022 static bool Queuing_;
1023
1024 static CYColor Blue_;
1025 static CYColor Blueish_;
1026 static CYColor Black_;
1027 static CYColor Off_;
1028 static CYColor White_;
1029 static CYColor Gray_;
1030 static CYColor Green_;
1031 static CYColor Purple_;
1032 static CYColor Purplish_;
1033
1034 static UIColor *InstallingColor_;
1035 static UIColor *RemovingColor_;
1036
1037 static NSString *App_;
1038 static NSString *Home_;
1039
1040 static BOOL Advanced_;
1041 static BOOL Ignored_;
1042
1043 static UIFont *Font12_;
1044 static UIFont *Font12Bold_;
1045 static UIFont *Font14_;
1046 static UIFont *Font18Bold_;
1047 static UIFont *Font22Bold_;
1048
1049 static const char *Machine_ = NULL;
1050 static NSString *System_ = nil;
1051 static NSString *SerialNumber_ = nil;
1052 static NSString *ChipID_ = nil;
1053 static NSString *Token_ = nil;
1054 static NSString *UniqueID_ = nil;
1055 static NSString *PLMN_ = nil;
1056 static NSString *Build_ = nil;
1057 static NSString *Product_ = nil;
1058 static NSString *Safari_ = nil;
1059
1060 static CFLocaleRef Locale_;
1061 static NSArray *Languages_;
1062 static CGColorSpaceRef space_;
1063
1064 static NSDictionary *SectionMap_;
1065 static NSMutableDictionary *Metadata_;
1066 static _transient NSMutableDictionary *Settings_;
1067 static _transient NSString *Role_;
1068 static _transient NSMutableDictionary *Packages_;
1069 static _transient NSMutableDictionary *Sections_;
1070 static _transient NSMutableDictionary *Sources_;
1071 static bool Changed_;
1072 static time_t now_;
1073
1074 static bool IsWildcat_;
1075 /* }}} */
1076
1077 /* Display Helpers {{{ */
1078 inline float Interpolate(float begin, float end, float fraction) {
1079     return (end - begin) * fraction + begin;
1080 }
1081
1082 /* XXX: localize this! */
1083 NSString *SizeString(double size) {
1084     bool negative = size < 0;
1085     if (negative)
1086         size = -size;
1087
1088     unsigned power = 0;
1089     while (size > 1024) {
1090         size /= 1024;
1091         ++power;
1092     }
1093
1094     static const char *powers_[] = {"B", "kB", "MB", "GB"};
1095
1096     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
1097 }
1098
1099 static _finline const char *StripVersion_(const char *version) {
1100     const char *colon(strchr(version, ':'));
1101     return colon == NULL ? version : colon + 1;
1102 }
1103
1104 NSString *LocalizeSection(NSString *section) {
1105     static Pcre title_r("^(.*?) \\((.*)\\)$");
1106     if (title_r(section)) {
1107         NSString *parent(title_r[1]);
1108         NSString *child(title_r[2]);
1109
1110         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1111             LocalizeSection(parent),
1112             LocalizeSection(child)
1113         ];
1114     }
1115
1116     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1117 }
1118
1119 NSString *Simplify(NSString *title) {
1120     const char *data = [title UTF8String];
1121     size_t size = [title length];
1122
1123     static Pcre square_r("^\\[(.*)\\]$");
1124     if (square_r(data, size))
1125         return Simplify(square_r[1]);
1126
1127     static Pcre paren_r("^\\((.*)\\)$");
1128     if (paren_r(data, size))
1129         return Simplify(paren_r[1]);
1130
1131     static Pcre title_r("^(.*?) \\((.*)\\)$");
1132     if (title_r(data, size))
1133         return Simplify(title_r[1]);
1134
1135     return title;
1136 }
1137 /* }}} */
1138
1139 NSString *GetLastUpdate() {
1140     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1141
1142     if (update == nil)
1143         return UCLocalize("NEVER_OR_UNKNOWN");
1144
1145     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1146     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1147
1148     CFRelease(formatter);
1149
1150     return [(NSString *) formatted autorelease];
1151 }
1152
1153 bool isSectionVisible(NSString *section) {
1154     NSDictionary *metadata([Sections_ objectForKey:section]);
1155     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1156     return hidden == nil || ![hidden boolValue];
1157 }
1158
1159 @class Cydia;
1160
1161 /* Delegate Prototypes {{{ */
1162 @class Package;
1163 @class Source;
1164
1165 @interface NSObject (ProgressDelegate)
1166 @end
1167
1168 @protocol ProgressDelegate
1169 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1170 - (void) setProgressTitle:(NSString *)title;
1171 - (void) setProgressPercent:(float)percent;
1172 - (void) startProgress;
1173 - (void) addProgressOutput:(NSString *)output;
1174 - (bool) isCancelling:(size_t)received;
1175 @end
1176
1177 @protocol ConfigurationDelegate
1178 - (void) repairWithSelector:(SEL)selector;
1179 - (void) setConfigurationData:(NSString *)data;
1180 @end
1181
1182 @class PackageController;
1183
1184 @protocol CydiaDelegate
1185 - (void) retainNetworkActivityIndicator;
1186 - (void) releaseNetworkActivityIndicator;
1187 - (void) setPackageController:(PackageController *)view;
1188 - (void) clearPackage:(Package *)package;
1189 - (void) installPackage:(Package *)package;
1190 - (void) installPackages:(NSArray *)packages;
1191 - (void) removePackage:(Package *)package;
1192 - (void) beginUpdate;
1193 - (BOOL) updating;
1194 - (void) distUpgrade;
1195 - (void) loadData;
1196 - (void) updateData;
1197 - (void) syncData;
1198 - (void) showSettings;
1199 - (UIProgressHUD *) addProgressHUD;
1200 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1201 - (CYViewController *) pageForPackage:(NSString *)name;
1202 - (PackageController *) packageController;
1203 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1204 @end
1205
1206 static id<CydiaDelegate> CydiaApp;
1207 /* }}} */
1208
1209 /* Status Delegation {{{ */
1210 class Status :
1211     public pkgAcquireStatus
1212 {
1213   private:
1214     _transient NSObject<ProgressDelegate> *delegate_;
1215
1216   public:
1217     Status() :
1218         delegate_(nil)
1219     {
1220     }
1221
1222     void setDelegate(id delegate) {
1223         delegate_ = delegate;
1224     }
1225
1226     NSObject<ProgressDelegate> *getDelegate() const {
1227         return delegate_;
1228     }
1229
1230     virtual bool MediaChange(std::string media, std::string drive) {
1231         return false;
1232     }
1233
1234     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1235     }
1236
1237     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1238         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1239         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1240     }
1241
1242     virtual void Done(pkgAcquire::ItemDesc &item) {
1243     }
1244
1245     virtual void Fail(pkgAcquire::ItemDesc &item) {
1246         if (
1247             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1248             item.Owner->Status == pkgAcquire::Item::StatDone
1249         )
1250             return;
1251
1252         std::string &error(item.Owner->ErrorText);
1253         if (error.empty())
1254             return;
1255
1256         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1257         NSArray *fields([description componentsSeparatedByString:@" "]);
1258         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1259
1260         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1261             withObject:[NSArray arrayWithObjects:
1262                 [NSString stringWithUTF8String:error.c_str()],
1263                 source,
1264             nil]
1265             waitUntilDone:YES
1266         ];
1267     }
1268
1269     virtual bool Pulse(pkgAcquire *Owner) {
1270         bool value = pkgAcquireStatus::Pulse(Owner);
1271
1272         float percent(
1273             double(CurrentBytes + CurrentItems) /
1274             double(TotalBytes + TotalItems)
1275         );
1276
1277         [delegate_ setProgressPercent:percent];
1278         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1279     }
1280
1281     virtual void Start() {
1282         [delegate_ startProgress];
1283     }
1284
1285     virtual void Stop() {
1286     }
1287 };
1288 /* }}} */
1289 /* Progress Delegation {{{ */
1290 class Progress :
1291     public OpProgress
1292 {
1293   private:
1294     _transient id<ProgressDelegate> delegate_;
1295     float percent_;
1296
1297   protected:
1298     virtual void Update() {
1299         /*if (abs(Percent - percent_) > 2)
1300             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1301             percent_ = Percent;
1302         }*/
1303
1304         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1305         [delegate_ setProgressPercent:(Percent / 100)];*/
1306     }
1307
1308   public:
1309     Progress() :
1310         delegate_(nil),
1311         percent_(0)
1312     {
1313     }
1314
1315     void setDelegate(id delegate) {
1316         delegate_ = delegate;
1317     }
1318
1319     id getDelegate() const {
1320         return delegate_;
1321     }
1322
1323     virtual void Done() {
1324         //NSLog(@"DONE");
1325         //[delegate_ setProgressPercent:1];
1326     }
1327 };
1328 /* }}} */
1329
1330 /* Database Interface {{{ */
1331 typedef std::map< unsigned long, _H<Source> > SourceMap;
1332
1333 @interface Database : NSObject {
1334     NSZone *zone_;
1335     apr_pool_t *pool_;
1336
1337     unsigned era_;
1338
1339     pkgCacheFile cache_;
1340     pkgDepCache::Policy *policy_;
1341     pkgRecords *records_;
1342     pkgProblemResolver *resolver_;
1343     pkgAcquire *fetcher_;
1344     FileFd *lock_;
1345     SPtr<pkgPackageManager> manager_;
1346     pkgSourceList *list_;
1347
1348     SourceMap sources_;
1349     CFMutableArrayRef packages_;
1350
1351     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1352     Status status_;
1353     Progress progress_;
1354
1355     int cydiafd_;
1356     int statusfd_;
1357     FILE *input_;
1358 }
1359
1360 + (Database *) sharedInstance;
1361 - (unsigned) era;
1362
1363 - (void) _readCydia:(NSNumber *)fd;
1364 - (void) _readStatus:(NSNumber *)fd;
1365 - (void) _readOutput:(NSNumber *)fd;
1366
1367 - (FILE *) input;
1368
1369 - (Package *) packageWithName:(NSString *)name;
1370
1371 - (pkgCacheFile &) cache;
1372 - (pkgDepCache::Policy *) policy;
1373 - (pkgRecords *) records;
1374 - (pkgProblemResolver *) resolver;
1375 - (pkgAcquire &) fetcher;
1376 - (pkgSourceList &) list;
1377 - (NSArray *) packages;
1378 - (NSArray *) sources;
1379 - (void) reloadData;
1380
1381 - (void) configure;
1382 - (bool) prepare;
1383 - (void) perform;
1384 - (bool) upgrade;
1385 - (void) update;
1386
1387 - (void) updateWithStatus:(Status &)status;
1388
1389 - (void) setDelegate:(id)delegate;
1390 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1391 @end
1392 /* }}} */
1393 /* Delegate Helpers {{{ */
1394 @implementation NSObject (ProgressDelegate)
1395
1396 - (void) _setProgressErrorPackage:(NSArray *)args {
1397     [self performSelector:@selector(setProgressError:forPackage:)
1398         withObject:[args objectAtIndex:0]
1399         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1400     ];
1401 }
1402
1403 - (void) _setProgressErrorTitle:(NSArray *)args {
1404     [self performSelector:@selector(setProgressError:withTitle:)
1405         withObject:[args objectAtIndex:0]
1406         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1407     ];
1408 }
1409
1410 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1411     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1412         withObject:[NSArray arrayWithObjects:error, title, nil]
1413         waitUntilDone:YES
1414     ];
1415 }
1416
1417 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1418     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1419
1420     [self performSelector:@selector(setProgressError:withTitle:)
1421         withObject:error
1422         withObject:(package == nil ? id : [package name])
1423     ];
1424 }
1425
1426 @end
1427 /* }}} */
1428
1429 // Cytore Definitions {{{
1430 struct PackageValue :
1431     Cytore::Block
1432 {
1433     Cytore::Offset<PackageValue> next_;
1434
1435     uint32_t index_ : 23;
1436     uint32_t subscribed_ : 1;
1437     uint32_t : 8;
1438
1439     int32_t first_;
1440     int32_t last_;
1441
1442     uint16_t vhash_;
1443     uint16_t nhash_;
1444
1445     char version_[8];
1446     char name_[];
1447 };
1448
1449 struct MetaValue :
1450     Cytore::Block
1451 {
1452     uint32_t active_;
1453     Cytore::Offset<PackageValue> packages_[1 << 16];
1454 };
1455
1456 static Cytore::File<MetaValue> MetaFile_;
1457 // }}}
1458 // Cytore Helper Functions {{{
1459 static PackageValue *PackageFind(const char *name, size_t length) {
1460     SplitHash nhash = { hashlittle(name, length) };
1461
1462     PackageValue *metadata;
1463
1464     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1465     offset: if (offset->IsNull()) {
1466         *offset = MetaFile_.New<PackageValue>(length + 1);
1467         metadata = &MetaFile_.Get(*offset);
1468
1469         memcpy(metadata->name_, name, length + 1);
1470         metadata->nhash_ = nhash.u16[1];
1471     } else {
1472         metadata = &MetaFile_.Get(*offset);
1473
1474         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1475             offset = &metadata->next_;
1476             goto offset;
1477         }
1478     }
1479
1480     return metadata;
1481 }
1482
1483 static void PackageImport(const void *key, const void *value, void *context) {
1484     char buffer[1024];
1485     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1486         NSLog(@"failed to import package %@", key);
1487         return;
1488     }
1489
1490     PackageValue *metadata(PackageFind(buffer, strlen(buffer)));
1491     NSDictionary *package((NSDictionary *) value);
1492
1493     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1494         if ([subscribed boolValue] && !metadata->subscribed_)
1495             metadata->subscribed_ = true;
1496
1497     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1498         time_t time([date timeIntervalSince1970]);
1499         if (metadata->first_ > time || metadata->first_ == 0)
1500             metadata->first_ = time;
1501     }
1502
1503     NSDate *date([package objectForKey:@"LastSeen"]);
1504     NSString *version([package objectForKey:@"LastVersion"]);
1505
1506     if (date != nil && version != nil) {
1507         time_t time([date timeIntervalSince1970]);
1508         if (metadata->last_ < time || metadata->last_ == 0)
1509             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1510                 size_t length(strlen(buffer));
1511                 uint16_t vhash(hashlittle(buffer, length));
1512
1513                 size_t capped(std::min<size_t>(8, length));
1514                 char *latest(buffer + length - capped);
1515
1516                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1517                 metadata->vhash_ = vhash;
1518
1519                 metadata->last_ = time;
1520             }
1521     }
1522 }
1523 // }}}
1524
1525 /* Source Class {{{ */
1526 @interface Source : NSObject {
1527     CYString depiction_;
1528     CYString description_;
1529     CYString label_;
1530     CYString origin_;
1531     CYString support_;
1532
1533     CYString uri_;
1534     CYString distribution_;
1535     CYString type_;
1536     CYString version_;
1537
1538     NSString *host_;
1539     NSString *authority_;
1540
1541     CYString defaultIcon_;
1542
1543     NSDictionary *record_;
1544     BOOL trusted_;
1545 }
1546
1547 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1548
1549 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1550
1551 - (NSString *) depictionForPackage:(NSString *)package;
1552 - (NSString *) supportForPackage:(NSString *)package;
1553
1554 - (NSDictionary *) record;
1555 - (BOOL) trusted;
1556
1557 - (NSString *) uri;
1558 - (NSString *) distribution;
1559 - (NSString *) type;
1560 - (NSString *) key;
1561 - (NSString *) host;
1562
1563 - (NSString *) name;
1564 - (NSString *) description;
1565 - (NSString *) label;
1566 - (NSString *) origin;
1567 - (NSString *) version;
1568
1569 - (NSString *) defaultIcon;
1570
1571 @end
1572
1573 @implementation Source
1574
1575 - (void) _clear {
1576     uri_.clear();
1577     distribution_.clear();
1578     type_.clear();
1579
1580     description_.clear();
1581     label_.clear();
1582     origin_.clear();
1583     depiction_.clear();
1584     support_.clear();
1585     version_.clear();
1586     defaultIcon_.clear();
1587
1588     if (record_ != nil) {
1589         [record_ release];
1590         record_ = nil;
1591     }
1592
1593     if (host_ != nil) {
1594         [host_ release];
1595         host_ = nil;
1596     }
1597
1598     if (authority_ != nil) {
1599         [authority_ release];
1600         authority_ = nil;
1601     }
1602 }
1603
1604 - (void) dealloc {
1605     // XXX: this is a very inefficient way to call these deconstructors
1606     [self _clear];
1607     [super dealloc];
1608 }
1609
1610 + (NSArray *) _attributeKeys {
1611     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1612 }
1613
1614 - (NSArray *) attributeKeys {
1615     return [[self class] _attributeKeys];
1616 }
1617
1618 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1619     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1620 }
1621
1622 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1623     [self _clear];
1624
1625     trusted_ = index->IsTrusted();
1626
1627     uri_.set(pool, index->GetURI());
1628     distribution_.set(pool, index->GetDist());
1629     type_.set(pool, index->GetType());
1630
1631     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1632     if (dindex != NULL) {
1633         FileFd fd;
1634         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1635             _error->Discard();
1636         else {
1637             pkgTagFile tags(&fd);
1638
1639             pkgTagSection section;
1640             tags.Step(section);
1641
1642             struct {
1643                 const char *name_;
1644                 CYString *value_;
1645             } names[] = {
1646                 {"default-icon", &defaultIcon_},
1647                 {"depiction", &depiction_},
1648                 {"description", &description_},
1649                 {"label", &label_},
1650                 {"origin", &origin_},
1651                 {"support", &support_},
1652                 {"version", &version_},
1653             };
1654
1655             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1656                 const char *start, *end;
1657
1658                 if (section.Find(names[i].name_, start, end)) {
1659                     CYString &value(*names[i].value_);
1660                     value.set(pool, start, end - start);
1661                 }
1662             }
1663         }
1664     }
1665
1666     record_ = [Sources_ objectForKey:[self key]];
1667     if (record_ != nil)
1668         record_ = [record_ retain];
1669
1670     NSURL *url([NSURL URLWithString:uri_]);
1671
1672     host_ = [url host];
1673     if (host_ != nil)
1674         host_ = [[host_ lowercaseString] retain];
1675
1676     if (host_ != nil)
1677         authority_ = host_;
1678     else
1679         authority_ = [url path];
1680
1681     if (authority_ != nil)
1682         authority_ = [authority_ retain];
1683 }
1684
1685 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1686     if ((self = [super init]) != nil) {
1687         [self setMetaIndex:index inPool:pool];
1688     } return self;
1689 }
1690
1691 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1692     NSDictionary *lhr = [self record];
1693     NSDictionary *rhr = [source record];
1694
1695     if (lhr != rhr)
1696         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1697
1698     NSString *lhs = [self name];
1699     NSString *rhs = [source name];
1700
1701     if ([lhs length] != 0 && [rhs length] != 0) {
1702         unichar lhc = [lhs characterAtIndex:0];
1703         unichar rhc = [rhs characterAtIndex:0];
1704
1705         if (isalpha(lhc) && !isalpha(rhc))
1706             return NSOrderedAscending;
1707         else if (!isalpha(lhc) && isalpha(rhc))
1708             return NSOrderedDescending;
1709     }
1710
1711     return [lhs compare:rhs options:LaxCompareOptions_];
1712 }
1713
1714 - (NSString *) depictionForPackage:(NSString *)package {
1715     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1716 }
1717
1718 - (NSString *) supportForPackage:(NSString *)package {
1719     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1720 }
1721
1722 - (NSDictionary *) record {
1723     return record_;
1724 }
1725
1726 - (BOOL) trusted {
1727     return trusted_;
1728 }
1729
1730 - (NSString *) uri {
1731     return uri_;
1732 }
1733
1734 - (NSString *) distribution {
1735     return distribution_;
1736 }
1737
1738 - (NSString *) type {
1739     return type_;
1740 }
1741
1742 - (NSString *) key {
1743     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1744 }
1745
1746 - (NSString *) host {
1747     return host_;
1748 }
1749
1750 - (NSString *) name {
1751     return origin_.empty() ? authority_ : origin_;
1752 }
1753
1754 - (NSString *) description {
1755     return description_;
1756 }
1757
1758 - (NSString *) label {
1759     return label_.empty() ? authority_ : label_;
1760 }
1761
1762 - (NSString *) origin {
1763     return origin_;
1764 }
1765
1766 - (NSString *) version {
1767     return version_;
1768 }
1769
1770 - (NSString *) defaultIcon {
1771     return defaultIcon_;
1772 }
1773
1774 @end
1775 /* }}} */
1776 /* Relationship Class {{{ */
1777 @interface Relationship : NSObject {
1778     NSString *type_;
1779     NSString *id_;
1780 }
1781
1782 - (NSString *) type;
1783 - (NSString *) id;
1784 - (NSString *) name;
1785
1786 @end
1787
1788 @implementation Relationship
1789
1790 - (void) dealloc {
1791     [type_ release];
1792     [id_ release];
1793     [super dealloc];
1794 }
1795
1796 - (NSString *) type {
1797     return type_;
1798 }
1799
1800 - (NSString *) id {
1801     return id_;
1802 }
1803
1804 - (NSString *) name {
1805     _assert(false);
1806     return nil;
1807 }
1808
1809 @end
1810 /* }}} */
1811 /* Package Class {{{ */
1812 struct ParsedPackage {
1813     CYString tagline_;
1814
1815     CYString icon_;
1816
1817     CYString depiction_;
1818     CYString homepage_;
1819
1820     CYString sponsor_;
1821     CYString author_;
1822
1823     CYString bugs_;
1824     CYString support_;
1825 };
1826
1827 @interface Package : NSObject {
1828     uint32_t era_ : 29;
1829     uint32_t essential_ : 1;
1830     uint32_t obsolete_ : 1;
1831     uint32_t ignored_ : 1;
1832
1833     apr_pool_t *pool_;
1834
1835     _transient Database *database_;
1836
1837     pkgCache::VerIterator version_;
1838     pkgCache::PkgIterator iterator_;
1839     pkgCache::VerFileIterator file_;
1840
1841     CYString id_;
1842     CYString name_;
1843
1844     CYString latest_;
1845     CYString installed_;
1846
1847     CYString section_;
1848     _transient NSString *section$_;
1849
1850     Source *source_;
1851
1852     PackageValue *metadata_;
1853     ParsedPackage *parsed_;
1854
1855     NSMutableArray *tags_;
1856     NSString *role_;
1857 }
1858
1859 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1860 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1861
1862 - (pkgCache::PkgIterator) iterator;
1863 - (void) parse;
1864
1865 - (NSString *) section;
1866 - (NSString *) simpleSection;
1867
1868 - (NSString *) longSection;
1869 - (NSString *) shortSection;
1870
1871 - (NSString *) uri;
1872
1873 - (Address *) maintainer;
1874 - (size_t) size;
1875 - (NSString *) longDescription;
1876 - (NSString *) shortDescription;
1877 - (unichar) index;
1878
1879 - (PackageValue *) metadata;
1880 - (time_t) seen;
1881
1882 - (bool) subscribed;
1883 - (bool) setSubscribed:(bool)subscribed;
1884
1885 - (BOOL) ignored;
1886
1887 - (NSString *) latest;
1888 - (NSString *) installed;
1889 - (BOOL) uninstalled;
1890
1891 - (BOOL) valid;
1892 - (BOOL) upgradableAndEssential:(BOOL)essential;
1893 - (BOOL) essential;
1894 - (BOOL) broken;
1895 - (BOOL) unfiltered;
1896 - (BOOL) visible;
1897
1898 - (BOOL) half;
1899 - (BOOL) halfConfigured;
1900 - (BOOL) halfInstalled;
1901 - (BOOL) hasMode;
1902 - (NSString *) mode;
1903
1904 - (NSString *) id;
1905 - (NSString *) name;
1906 - (UIImage *) icon;
1907 - (NSString *) homepage;
1908 - (NSString *) depiction;
1909 - (Address *) author;
1910
1911 - (NSString *) support;
1912
1913 - (NSArray *) files;
1914 - (NSArray *) warnings;
1915 - (NSArray *) applications;
1916
1917 - (Source *) source;
1918 - (NSString *) role;
1919
1920 - (BOOL) matches:(NSString *)text;
1921
1922 - (bool) hasSupportingRole;
1923 - (BOOL) hasTag:(NSString *)tag;
1924 - (NSString *) primaryPurpose;
1925 - (NSArray *) purposes;
1926 - (bool) isCommercial;
1927
1928 - (void) setIndex:(size_t)index;
1929
1930 - (CYString &) cyname;
1931
1932 - (uint32_t) compareBySection:(NSArray *)sections;
1933
1934 - (void) install;
1935 - (void) remove;
1936
1937 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1938 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1939 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1940 - (bool) isVisibleInSection:(NSString *)section;
1941 - (bool) isVisibleInSource:(Source *)source;
1942
1943 @end
1944
1945 uint32_t PackageChangesRadix(Package *self, void *) {
1946     union {
1947         uint32_t key;
1948
1949         struct {
1950             uint32_t timestamp : 30;
1951             uint32_t ignored : 1;
1952             uint32_t upgradable : 1;
1953         } bits;
1954     } value;
1955
1956     bool upgradable([self upgradableAndEssential:YES]);
1957     value.bits.upgradable = upgradable ? 1 : 0;
1958
1959     if (upgradable) {
1960         value.bits.timestamp = 0;
1961         value.bits.ignored = [self ignored] ? 0 : 1;
1962         value.bits.upgradable = 1;
1963     } else {
1964         value.bits.timestamp = [self seen] >> 2;
1965         value.bits.ignored = 0;
1966         value.bits.upgradable = 0;
1967     }
1968
1969     return _not(uint32_t) - value.key;
1970 }
1971
1972 uint32_t PackagePrefixRadix(Package *self, void *context) {
1973     size_t offset(reinterpret_cast<size_t>(context));
1974     CYString &name([self cyname]);
1975
1976     size_t size(name.size());
1977     if (size == 0)
1978         return 0;
1979     char *text(name.data());
1980
1981     size_t zeros;
1982     if (!isdigit(text[0]))
1983         zeros = 0;
1984     else {
1985         size_t digits(1);
1986         while (size != digits && isdigit(text[digits]))
1987             if (++digits == 4)
1988                 break;
1989         zeros = 4 - digits;
1990     }
1991
1992     uint8_t data[4];
1993
1994     if (offset == 0 && zeros != 0) {
1995         memset(data, '0', zeros);
1996         memcpy(data + zeros, text, 4 - zeros);
1997     } else {
1998         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1999         if (size <= offset - zeros)
2000             return 0;
2001
2002         text += offset - zeros;
2003         size -= offset - zeros;
2004
2005         if (size >= 4)
2006             memcpy(data, text, 4);
2007         else {
2008             memcpy(data, text, size);
2009             memset(data + size, 0, 4 - size);
2010         }
2011
2012         for (size_t i(0); i != 4; ++i)
2013             if (isalpha(data[i]))
2014                 data[i] |= 0x20;
2015     }
2016
2017     if (offset == 0)
2018         if (data[0] == '@')
2019             data[0] = 0x7f;
2020         else
2021             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2022
2023     /* XXX: ntohl may be more honest */
2024     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2025 }
2026
2027 CYString &(*PackageName)(Package *self, SEL sel);
2028
2029 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2030     _profile(PackageNameCompare)
2031         CYString &lhi(PackageName(lhs, @selector(cyname)));
2032         CYString &rhi(PackageName(rhs, @selector(cyname)));
2033         CFStringRef lhn(lhi), rhn(rhi);
2034
2035         if (lhn == NULL)
2036             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2037         else if (rhn == NULL)
2038             return NSOrderedDescending;
2039
2040         _profile(PackageNameCompare$NumbersLast)
2041             if (!lhi.empty() && !rhi.empty()) {
2042                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2043                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2044                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2045                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2046                     return lha ? NSOrderedAscending : NSOrderedDescending;
2047             }
2048         _end
2049
2050         CFIndex length = CFStringGetLength(lhn);
2051
2052         _profile(PackageNameCompare$Compare)
2053             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2054         _end
2055     _end
2056 }
2057
2058 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2059     return PackageNameCompare(*lhs, *rhs, context);
2060 }
2061
2062 struct PackageNameOrdering :
2063     std::binary_function<Package *, Package *, bool>
2064 {
2065     _finline bool operator ()(Package *lhs, Package *rhs) const {
2066         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2067     }
2068 };
2069
2070 @implementation Package
2071
2072 - (NSString *) description {
2073     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2074 }
2075
2076 - (void) dealloc {
2077     if (parsed_ != NULL)
2078         delete parsed_;
2079
2080     if (source_ != nil)
2081         [source_ release];
2082
2083     if (tags_ != nil)
2084         [tags_ release];
2085     if (role_ != nil)
2086         [role_ release];
2087
2088     [super dealloc];
2089 }
2090
2091 + (NSString *) webScriptNameForSelector:(SEL)selector {
2092     if (selector == @selector(hasTag:))
2093         return @"hasTag";
2094     else
2095         return nil;
2096 }
2097
2098 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2099     return [self webScriptNameForSelector:selector] == nil;
2100 }
2101
2102 + (NSArray *) _attributeKeys {
2103     return [NSArray arrayWithObjects:@"applications", @"author", @"depiction", @"longDescription", @"essential", @"homepage", @"icon", @"id", @"installed", @"latest", @"longSection", @"maintainer", @"mode", @"name", @"purposes", @"section", @"shortDescription", @"shortSection", @"simpleSection", @"size", @"source", @"sponsor", @"support", @"warnings", nil];
2104 }
2105
2106 - (NSArray *) attributeKeys {
2107     return [[self class] _attributeKeys];
2108 }
2109
2110 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2111     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2112 }
2113
2114 - (void) parse {
2115     if (parsed_ != NULL)
2116         return;
2117 @synchronized (database_) {
2118     if ([database_ era] != era_ || file_.end())
2119         return;
2120
2121     ParsedPackage *parsed(new ParsedPackage);
2122     parsed_ = parsed;
2123
2124     _profile(Package$parse)
2125         pkgRecords::Parser *parser;
2126
2127         _profile(Package$parse$Lookup)
2128             parser = &[database_ records]->Lookup(file_);
2129         _end
2130
2131         CYString website;
2132
2133         _profile(Package$parse$Find)
2134             struct {
2135                 const char *name_;
2136                 CYString *value_;
2137             } names[] = {
2138                 {"icon", &parsed->icon_},
2139                 {"depiction", &parsed->depiction_},
2140                 {"homepage", &parsed->homepage_},
2141                 {"website", &website},
2142                 {"bugs", &parsed->bugs_},
2143                 {"support", &parsed->support_},
2144                 {"sponsor", &parsed->sponsor_},
2145                 {"author", &parsed->author_},
2146             };
2147
2148             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2149                 const char *start, *end;
2150
2151                 if (parser->Find(names[i].name_, start, end)) {
2152                     CYString &value(*names[i].value_);
2153                     _profile(Package$parse$Value)
2154                         value.set(pool_, start, end - start);
2155                     _end
2156                 }
2157             }
2158         _end
2159
2160         _profile(Package$parse$Tagline)
2161             const char *start, *end;
2162             if (parser->ShortDesc(start, end)) {
2163                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2164                 if (stop == NULL)
2165                     stop = end;
2166                 while (stop != start && stop[-1] == '\r')
2167                     --stop;
2168                 parsed->tagline_.set(pool_, start, stop - start);
2169             }
2170         _end
2171
2172         _profile(Package$parse$Retain)
2173             if (parsed->homepage_.empty())
2174                 parsed->homepage_ = website;
2175             if (parsed->homepage_ == parsed->depiction_)
2176                 parsed->homepage_.clear();
2177         _end
2178     _end
2179 } }
2180
2181 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2182     if ((self = [super init]) != nil) {
2183     _profile(Package$initWithVersion)
2184         pool_ = pool;
2185
2186         database_ = database;
2187         era_ = [database era];
2188
2189         version_ = version;
2190
2191         pkgCache::PkgIterator iterator(version.ParentPkg());
2192         iterator_ = iterator;
2193
2194         _profile(Package$initWithVersion$Version)
2195             if (!version_.end())
2196                 file_ = version_.FileList();
2197             else {
2198                 pkgCache &cache([database_ cache]);
2199                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2200             }
2201         _end
2202
2203         _profile(Package$initWithVersion$Cache)
2204             name_.set(NULL, iterator.Display());
2205
2206             latest_.set(NULL, StripVersion_(version_.VerStr()));
2207
2208             pkgCache::VerIterator current(iterator.CurrentVer());
2209             if (!current.end())
2210                 installed_.set(NULL, StripVersion_(current.VerStr()));
2211         _end
2212
2213         _profile(Package$initWithVersion$Tags)
2214             pkgCache::TagIterator tag(iterator.TagList());
2215             if (!tag.end()) {
2216                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2217                 do {
2218                     const char *name(tag.Name());
2219                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2220
2221                     if (role_ == nil && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/)
2222                         role_ = (NSString *) CYStringCreate(name + 6);
2223
2224                     if (strncmp(name, "cydia::", 7) == 0) {
2225                         if (strcmp(name + 7, "essential") == 0)
2226                             essential_ = true;
2227                         else if (strcmp(name + 7, "obsolete") == 0)
2228                             obsolete_ = true;
2229                     }
2230
2231                     ++tag;
2232                 } while (!tag.end());
2233             }
2234         _end
2235
2236         _profile(Package$initWithVersion$Metadata)
2237             const char *mixed(iterator.Name());
2238             size_t size(strlen(mixed));
2239             char lower[size + 1];
2240
2241             for (size_t i(0); i != size; ++i)
2242                 lower[i] = mixed[i] | 0x20;
2243             lower[size] = '\0';
2244
2245             PackageValue *metadata(PackageFind(lower, size));
2246             metadata_ = metadata;
2247
2248             id_.set(NULL, metadata->name_, size);
2249
2250             const char *latest(version_.VerStr());
2251             size_t length(strlen(latest));
2252
2253             uint16_t vhash(hashlittle(latest, length));
2254
2255             size_t capped(std::min<size_t>(8, length));
2256             latest = latest + length - capped;
2257
2258             if (metadata->first_ == 0)
2259                 metadata->first_ = now_;
2260
2261             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2262                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2263                 metadata->vhash_ = vhash;
2264                 metadata->last_ = now_;
2265             } else if (metadata->last_ == 0)
2266                 metadata->last_ = metadata->first_;
2267         _end
2268
2269         _profile(Package$initWithVersion$Section)
2270             section_.set(NULL, iterator.Section());
2271         _end
2272
2273         _profile(Package$initWithVersion$Flags)
2274             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2275             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2276         _end
2277     _end } return self;
2278 }
2279
2280 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2281     pkgCache::VerIterator version;
2282
2283     _profile(Package$packageWithIterator$GetCandidateVer)
2284         version = [database policy]->GetCandidateVer(iterator);
2285     _end
2286
2287     if (version.end())
2288         return nil;
2289
2290     Package *package;
2291
2292     _profile(Package$packageWithIterator$Allocate)
2293         package = [Package allocWithZone:zone];
2294     _end
2295
2296     _profile(Package$packageWithIterator$Initialize)
2297         package = [package
2298             initWithVersion:version
2299             withZone:zone
2300             inPool:pool
2301             database:database
2302         ];
2303     _end
2304
2305     _profile(Package$packageWithIterator$Autorelease)
2306         package = [package autorelease];
2307     _end
2308
2309     return package;
2310 }
2311
2312 - (pkgCache::PkgIterator) iterator {
2313     return iterator_;
2314 }
2315
2316 - (NSString *) section {
2317     if (section$_ == nil) {
2318         if (section_.empty())
2319             return nil;
2320
2321         _profile(Package$section)
2322             std::replace(section_.data(), section_.data() + section_.size(), '_', ' ');
2323             NSString *name(section_);
2324             section$_ = [SectionMap_ objectForKey:name] ?: name;
2325         _end
2326     } return section$_;
2327 }
2328
2329 - (NSString *) simpleSection {
2330     if (NSString *section = [self section])
2331         return Simplify(section);
2332     else
2333         return nil;
2334 }
2335
2336 - (NSString *) longSection {
2337     return LocalizeSection([self section]);
2338 }
2339
2340 - (NSString *) shortSection {
2341     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2342 }
2343
2344 - (NSString *) uri {
2345     return nil;
2346 #if 0
2347     pkgIndexFile *index;
2348     pkgCache::PkgFileIterator file(file_.File());
2349     if (![database_ list].FindIndex(file, index))
2350         return nil;
2351     return [NSString stringWithUTF8String:iterator_->Path];
2352     //return [NSString stringWithUTF8String:file.Site()];
2353     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2354 #endif
2355 }
2356
2357 - (Address *) maintainer {
2358 @synchronized (database_) {
2359     if ([database_ era] != era_ || file_.end())
2360         return nil;
2361
2362     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2363     const std::string &maintainer(parser->Maintainer());
2364     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2365 } }
2366
2367 - (size_t) size {
2368 @synchronized (database_) {
2369     if ([database_ era] != era_ || version_.end())
2370         return 0;
2371
2372     return version_->InstalledSize;
2373 } }
2374
2375 - (NSString *) longDescription {
2376 @synchronized (database_) {
2377     if ([database_ era] != era_ || file_.end())
2378         return nil;
2379
2380     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2381     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2382
2383     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2384     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2385     if ([lines count] < 2)
2386         return nil;
2387
2388     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2389     for (size_t i(1), e([lines count]); i != e; ++i) {
2390         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2391         [trimmed addObject:trim];
2392     }
2393
2394     return [trimmed componentsJoinedByString:@"\n"];
2395 } }
2396
2397 - (NSString *) shortDescription {
2398     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2399 }
2400
2401 - (unichar) index {
2402     _profile(Package$index)
2403         CFStringRef name((CFStringRef) [self name]);
2404         if (CFStringGetLength(name) == 0)
2405             return '#';
2406         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2407         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2408             return '#';
2409         return toupper(character);
2410     _end
2411 }
2412
2413 - (PackageValue *) metadata {
2414     return metadata_;
2415 }
2416
2417 - (time_t) seen {
2418     PackageValue *metadata([self metadata]);
2419     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2420 }
2421
2422 - (bool) subscribed {
2423     return [self metadata]->subscribed_;
2424 }
2425
2426 - (bool) setSubscribed:(bool)subscribed {
2427     PackageValue *metadata([self metadata]);
2428     if (metadata->subscribed_ == subscribed)
2429         return false;
2430     metadata->subscribed_ = subscribed;
2431     return true;
2432 }
2433
2434 - (BOOL) ignored {
2435     return ignored_;
2436 }
2437
2438 - (NSString *) latest {
2439     return latest_;
2440 }
2441
2442 - (NSString *) installed {
2443     return installed_;
2444 }
2445
2446 - (BOOL) uninstalled {
2447     return installed_.empty();
2448 }
2449
2450 - (BOOL) valid {
2451     return !version_.end();
2452 }
2453
2454 - (BOOL) upgradableAndEssential:(BOOL)essential {
2455     _profile(Package$upgradableAndEssential)
2456         pkgCache::VerIterator current(iterator_.CurrentVer());
2457         if (current.end())
2458             return essential && essential_;
2459         else
2460             return !version_.end() && version_ != current;
2461     _end
2462 }
2463
2464 - (BOOL) essential {
2465     return essential_;
2466 }
2467
2468 - (BOOL) broken {
2469     return [database_ cache][iterator_].InstBroken();
2470 }
2471
2472 - (BOOL) unfiltered {
2473     _profile(Package$unfiltered$obsolete)
2474         if (obsolete_)
2475             return false;
2476     _end
2477
2478     _profile(Package$unfiltered$hasSupportingRole)
2479         if (![self hasSupportingRole])
2480             return false;
2481     _end
2482
2483     return true;
2484 }
2485
2486 - (BOOL) visible {
2487     if (![self unfiltered])
2488         return false;
2489
2490     NSString *section([self section]);
2491
2492     _profile(Package$visible$isSectionVisible)
2493         if (section != nil && !isSectionVisible(section))
2494             return false;
2495     _end
2496
2497     return true;
2498 }
2499
2500 - (BOOL) half {
2501     unsigned char current(iterator_->CurrentState);
2502     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2503 }
2504
2505 - (BOOL) halfConfigured {
2506     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2507 }
2508
2509 - (BOOL) halfInstalled {
2510     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2511 }
2512
2513 - (BOOL) hasMode {
2514     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2515     return state.Mode != pkgDepCache::ModeKeep;
2516 }
2517
2518 - (NSString *) mode {
2519     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2520
2521     switch (state.Mode) {
2522         case pkgDepCache::ModeDelete:
2523             if ((state.iFlags & pkgDepCache::Purge) != 0)
2524                 return @"PURGE";
2525             else
2526                 return @"REMOVE";
2527         case pkgDepCache::ModeKeep:
2528             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2529                 return @"REINSTALL";
2530             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2531                 return nil;*/
2532             else
2533                 return nil;
2534         case pkgDepCache::ModeInstall:
2535             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2536                 return @"REINSTALL";
2537             else*/ switch (state.Status) {
2538                 case -1:
2539                     return @"DOWNGRADE";
2540                 case 0:
2541                     return @"INSTALL";
2542                 case 1:
2543                     return @"UPGRADE";
2544                 case 2:
2545                     return @"NEW_INSTALL";
2546                 _nodefault
2547             }
2548         _nodefault
2549     }
2550 }
2551
2552 - (NSString *) id {
2553     return id_;
2554 }
2555
2556 - (NSString *) name {
2557     return name_.empty() ? id_ : name_;
2558 }
2559
2560 - (UIImage *) icon {
2561     NSString *section = [self simpleSection];
2562
2563     UIImage *icon(nil);
2564     if (parsed_ != NULL)
2565         if (NSString *href = parsed_->icon_)
2566             if ([href hasPrefix:@"file:///"])
2567                 // XXX: correct escaping
2568                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2569     if (icon == nil) if (section != nil)
2570         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2571     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2572         if ([dicon hasPrefix:@"file:///"])
2573             // XXX: correct escaping
2574             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2575     if (icon == nil)
2576         icon = [UIImage applicationImageNamed:@"unknown.png"];
2577     return icon;
2578 }
2579
2580 - (NSString *) homepage {
2581     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2582 }
2583
2584 - (NSString *) depiction {
2585     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2586 }
2587
2588 - (Address *) sponsor {
2589     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2590 }
2591
2592 - (Address *) author {
2593     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2594 }
2595
2596 - (NSString *) support {
2597     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2598 }
2599
2600 - (NSArray *) files {
2601     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2602     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2603
2604     std::ifstream fin;
2605     fin.open([path UTF8String]);
2606     if (!fin.is_open())
2607         return nil;
2608
2609     std::string line;
2610     while (std::getline(fin, line))
2611         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2612
2613     return files;
2614 }
2615
2616 - (NSArray *) warnings {
2617     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2618     const char *name(iterator_.Name());
2619
2620     size_t length(strlen(name));
2621     if (length < 2) invalid:
2622         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2623     else for (size_t i(0); i != length; ++i)
2624         if (
2625             /* XXX: technically this is not allowed */
2626             (name[i] < 'A' || name[i] > 'Z') &&
2627             (name[i] < 'a' || name[i] > 'z') &&
2628             (name[i] < '0' || name[i] > '9') &&
2629             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2630         ) goto invalid;
2631
2632     if (strcmp(name, "cydia") != 0) {
2633         bool cydia = false;
2634         bool user = false;
2635         bool _private = false;
2636         bool stash = false;
2637
2638         bool repository = [[self section] isEqualToString:@"Repositories"];
2639
2640         if (NSArray *files = [self files])
2641             for (NSString *file in files)
2642                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2643                     cydia = true;
2644                 else if (!user && [file isEqualToString:@"/User"])
2645                     user = true;
2646                 else if (!_private && [file isEqualToString:@"/private"])
2647                     _private = true;
2648                 else if (!stash && [file isEqualToString:@"/var/stash"])
2649                     stash = true;
2650
2651         /* XXX: this is not sensitive enough. only some folders are valid. */
2652         if (cydia && !repository)
2653             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2654         if (user)
2655             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2656         if (_private)
2657             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2658         if (stash)
2659             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2660     }
2661
2662     return [warnings count] == 0 ? nil : warnings;
2663 }
2664
2665 - (NSArray *) applications {
2666     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2667
2668     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2669
2670     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2671     if (NSArray *files = [self files])
2672         for (NSString *file in files)
2673             if (application_r(file)) {
2674                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2675                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2676                 if ([id isEqualToString:me])
2677                     continue;
2678
2679                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2680                 if (display == nil)
2681                     display = application_r[1];
2682
2683                 NSString *bundle([file stringByDeletingLastPathComponent]);
2684                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2685                 if (icon == nil || [icon length] == 0)
2686                     icon = @"icon.png";
2687                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2688
2689                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2690                 [applications addObject:application];
2691
2692                 [application addObject:id];
2693                 [application addObject:display];
2694                 [application addObject:url];
2695             }
2696
2697     return [applications count] == 0 ? nil : applications;
2698 }
2699
2700 - (Source *) source {
2701     if (source_ == nil) {
2702         @synchronized (database_) {
2703             if ([database_ era] != era_ || file_.end())
2704                 source_ = (Source *) [NSNull null];
2705             else
2706                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2707         }
2708     }
2709
2710     return source_ == (Source *) [NSNull null] ? nil : source_;
2711 }
2712
2713 - (NSString *) role {
2714     return role_;
2715 }
2716
2717 - (BOOL) matches:(NSString *)text {
2718     if (text == nil)
2719         return NO;
2720
2721     NSRange range;
2722
2723     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2724     if (range.location != NSNotFound)
2725         return YES;
2726
2727     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2728     if (range.location != NSNotFound)
2729         return YES;
2730
2731     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2732     if (range.location != NSNotFound)
2733         return YES;
2734
2735     return NO;
2736 }
2737
2738 - (bool) hasSupportingRole {
2739     if (role_ == nil)
2740         return true;
2741     if ([role_ isEqualToString:@"enduser"])
2742         return true;
2743     if ([Role_ isEqualToString:@"User"])
2744         return false;
2745     if ([role_ isEqualToString:@"hacker"])
2746         return true;
2747     if ([Role_ isEqualToString:@"Hacker"])
2748         return false;
2749     if ([role_ isEqualToString:@"developer"])
2750         return true;
2751     if ([Role_ isEqualToString:@"Developer"])
2752         return false;
2753     _assert(false);
2754 }
2755
2756 - (BOOL) hasTag:(NSString *)tag {
2757     return tags_ == nil ? NO : [tags_ containsObject:tag];
2758 }
2759
2760 - (NSString *) primaryPurpose {
2761     for (NSString *tag in tags_)
2762         if ([tag hasPrefix:@"purpose::"])
2763             return [tag substringFromIndex:9];
2764     return nil;
2765 }
2766
2767 - (NSArray *) purposes {
2768     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2769     for (NSString *tag in tags_)
2770         if ([tag hasPrefix:@"purpose::"])
2771             [purposes addObject:[tag substringFromIndex:9]];
2772     return [purposes count] == 0 ? nil : purposes;
2773 }
2774
2775 - (bool) isCommercial {
2776     return [self hasTag:@"cydia::commercial"];
2777 }
2778
2779 - (void) setIndex:(size_t)index {
2780     if (metadata_->index_ != index)
2781         metadata_->index_ = index;
2782 }
2783
2784 - (CYString &) cyname {
2785     return name_.empty() ? id_ : name_;
2786 }
2787
2788 - (uint32_t) compareBySection:(NSArray *)sections {
2789     NSString *section([self section]);
2790     for (size_t i(0), e([sections count]); i != e; ++i) {
2791         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2792             return i;
2793     }
2794
2795     return _not(uint32_t);
2796 }
2797
2798 - (void) clear {
2799 @synchronized (database_) {
2800     pkgProblemResolver *resolver = [database_ resolver];
2801     resolver->Clear(iterator_);
2802
2803     pkgCacheFile &cache([database_ cache]);
2804     cache->SetReInstall(iterator_, false);
2805     cache->MarkKeep(iterator_, false);
2806 } }
2807
2808 - (void) install {
2809 @synchronized (database_) {
2810     pkgProblemResolver *resolver = [database_ resolver];
2811     resolver->Clear(iterator_);
2812     resolver->Protect(iterator_);
2813
2814     pkgCacheFile &cache([database_ cache]);
2815     cache->SetReInstall(iterator_, false);
2816     cache->MarkInstall(iterator_, false);
2817
2818     pkgDepCache::StateCache &state((*cache)[iterator_]);
2819     if (!state.Install())
2820         cache->SetReInstall(iterator_, true);
2821 } }
2822
2823 - (void) remove {
2824 @synchronized (database_) {
2825     pkgProblemResolver *resolver = [database_ resolver];
2826     resolver->Clear(iterator_);
2827     resolver->Remove(iterator_);
2828     resolver->Protect(iterator_);
2829
2830     pkgCacheFile &cache([database_ cache]);
2831     cache->SetReInstall(iterator_, false);
2832     cache->MarkDelete(iterator_, true);
2833 } }
2834
2835 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2836     _profile(Package$isUnfilteredAndSearchedForBy)
2837         bool value(true);
2838
2839         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2840             value &= [self unfiltered];
2841         _end
2842
2843         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2844             value &= [self matches:search];
2845         _end
2846
2847         return value;
2848     _end
2849 }
2850
2851 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
2852     if ([search length] == 0)
2853         return false;
2854
2855     _profile(Package$isUnfilteredAndSelectedForBy)
2856         bool value(true);
2857
2858         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
2859             value &= [self unfiltered];
2860         _end
2861
2862         _profile(Package$isUnfilteredAndSelectedForBy$Match)
2863             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
2864         _end
2865
2866         return value;
2867     _end
2868 }
2869
2870 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
2871     return ![self uninstalled] && (![number boolValue] && ![role_ isEqualToString:@"cydia"] || [self unfiltered]);
2872 }
2873
2874 - (bool) isVisibleInSection:(NSString *)name {
2875     NSString *section([self section]);
2876
2877     return (
2878         name == nil ||
2879         section == nil && [name length] == 0 ||
2880         [name isEqualToString:section]
2881     ) && [self visible];
2882 }
2883
2884 - (bool) isVisibleInSource:(Source *)source {
2885     return [self source] == source && [self visible];
2886 }
2887
2888 @end
2889 /* }}} */
2890 /* Section Class {{{ */
2891 @interface Section : NSObject {
2892     NSString *name_;
2893     unichar index_;
2894     size_t row_;
2895     size_t count_;
2896     NSString *localized_;
2897 }
2898
2899 - (NSComparisonResult) compareByLocalized:(Section *)section;
2900 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2901 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2902 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2903 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2904 - (NSString *) name;
2905 - (unichar) index;
2906
2907 - (size_t) row;
2908 - (size_t) count;
2909
2910 - (void) addToRow;
2911 - (void) addToCount;
2912
2913 - (void) setCount:(size_t)count;
2914 - (NSString *) localized;
2915
2916 @end
2917
2918 @implementation Section
2919
2920 - (void) dealloc {
2921     [name_ release];
2922     if (localized_ != nil)
2923         [localized_ release];
2924     [super dealloc];
2925 }
2926
2927 - (NSComparisonResult) compareByLocalized:(Section *)section {
2928     NSString *lhs(localized_);
2929     NSString *rhs([section localized]);
2930
2931     /*if ([lhs length] != 0 && [rhs length] != 0) {
2932         unichar lhc = [lhs characterAtIndex:0];
2933         unichar rhc = [rhs characterAtIndex:0];
2934
2935         if (isalpha(lhc) && !isalpha(rhc))
2936             return NSOrderedAscending;
2937         else if (!isalpha(lhc) && isalpha(rhc))
2938             return NSOrderedDescending;
2939     }*/
2940
2941     return [lhs compare:rhs options:LaxCompareOptions_];
2942 }
2943
2944 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2945     if ((self = [self initWithName:name localize:NO]) != nil) {
2946         if (localized != nil)
2947             localized_ = [localized retain];
2948     } return self;
2949 }
2950
2951 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2952     return [self initWithName:name row:0 localize:localize];
2953 }
2954
2955 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2956     if ((self = [super init]) != nil) {
2957         name_ = [name retain];
2958         index_ = '\0';
2959         row_ = row;
2960         if (localize)
2961             localized_ = [LocalizeSection(name_) retain];
2962     } return self;
2963 }
2964
2965 /* XXX: localize the index thingees */
2966 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2967     if ((self = [super init]) != nil) {
2968         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2969         index_ = index;
2970         row_ = row;
2971     } return self;
2972 }
2973
2974 - (NSString *) name {
2975     return name_;
2976 }
2977
2978 - (unichar) index {
2979     return index_;
2980 }
2981
2982 - (size_t) row {
2983     return row_;
2984 }
2985
2986 - (size_t) count {
2987     return count_;
2988 }
2989
2990 - (void) addToRow {
2991     ++row_;
2992 }
2993
2994 - (void) addToCount {
2995     ++count_;
2996 }
2997
2998 - (void) setCount:(size_t)count {
2999     count_ = count;
3000 }
3001
3002 - (NSString *) localized {
3003     return localized_;
3004 }
3005
3006 @end
3007 /* }}} */
3008
3009 static NSString *Colon_;
3010 static NSString *Elision_;
3011 static NSString *Error_;
3012 static NSString *Warning_;
3013
3014 /* Database Implementation {{{ */
3015 @implementation Database
3016
3017 + (Database *) sharedInstance {
3018     static Database *instance;
3019     if (instance == nil)
3020         instance = [[Database alloc] init];
3021     return instance;
3022 }
3023
3024 - (unsigned) era {
3025     return era_;
3026 }
3027
3028 - (void) releasePackages {
3029     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3030     CFArrayRemoveAllValues(packages_);
3031 }
3032
3033 - (void) dealloc {
3034     // XXX: actually implement this thing
3035     _assert(false);
3036     [self releasePackages];
3037     apr_pool_destroy(pool_);
3038     NSRecycleZone(zone_);
3039     [super dealloc];
3040 }
3041
3042 - (void) _readCydia:(NSNumber *)fd { _pooled
3043     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3044     std::istream is(&ib);
3045     std::string line;
3046
3047     static Pcre finish_r("^finish:([^:]*)$");
3048
3049     while (std::getline(is, line)) {
3050         const char *data(line.c_str());
3051         size_t size = line.size();
3052         lprintf("C:%s\n", data);
3053
3054         if (finish_r(data, size)) {
3055             NSString *finish = finish_r[1];
3056             int index = [Finishes_ indexOfObject:finish];
3057             if (index != INT_MAX && index > Finish_)
3058                 Finish_ = index;
3059         }
3060     }
3061
3062     _assume(false);
3063 }
3064
3065 - (void) _readStatus:(NSNumber *)fd { _pooled
3066     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3067     std::istream is(&ib);
3068     std::string line;
3069
3070     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3071     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3072
3073     while (std::getline(is, line)) {
3074         const char *data(line.c_str());
3075         size_t size(line.size());
3076         lprintf("S:%s\n", data);
3077
3078         if (conffile_r(data, size)) {
3079             [delegate_ setConfigurationData:conffile_r[1]];
3080         } else if (strncmp(data, "status: ", 8) == 0) {
3081             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3082             [delegate_ setProgressTitle:string];
3083         } else if (pmstatus_r(data, size)) {
3084             std::string type([pmstatus_r[1] UTF8String]);
3085             NSString *id = pmstatus_r[2];
3086
3087             float percent([pmstatus_r[3] floatValue]);
3088             [delegate_ setProgressPercent:(percent / 100)];
3089
3090             NSString *string = pmstatus_r[4];
3091
3092             if (type == "pmerror")
3093                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3094                     withObject:[NSArray arrayWithObjects:string, id, nil]
3095                     waitUntilDone:YES
3096                 ];
3097             else if (type == "pmstatus") {
3098                 [delegate_ setProgressTitle:string];
3099             } else if (type == "pmconffile")
3100                 [delegate_ setConfigurationData:string];
3101             else
3102                 lprintf("E:unknown pmstatus\n");
3103         } else
3104             lprintf("E:unknown status\n");
3105     }
3106
3107     _assume(false);
3108 }
3109
3110 - (void) _readOutput:(NSNumber *)fd { _pooled
3111     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3112     std::istream is(&ib);
3113     std::string line;
3114
3115     while (std::getline(is, line)) {
3116         lprintf("O:%s\n", line.c_str());
3117         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3118     }
3119
3120     _assume(false);
3121 }
3122
3123 - (FILE *) input {
3124     return input_;
3125 }
3126
3127 - (Package *) packageWithName:(NSString *)name {
3128 @synchronized (self) {
3129     if (static_cast<pkgDepCache *>(cache_) == NULL)
3130         return nil;
3131     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3132     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3133 } }
3134
3135 - (id) init {
3136     if ((self = [super init]) != nil) {
3137         policy_ = NULL;
3138         records_ = NULL;
3139         resolver_ = NULL;
3140         fetcher_ = NULL;
3141         lock_ = NULL;
3142
3143         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3144         apr_pool_create(&pool_, NULL);
3145
3146         size_t capacity(MetaFile_->active_);
3147         if (capacity == 0)
3148             capacity = 16384;
3149         else
3150             capacity += 1024;
3151
3152         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3153
3154         int fds[2];
3155
3156         _assert(pipe(fds) != -1);
3157         cydiafd_ = fds[1];
3158
3159         _config->Set("APT::Keep-Fds::", cydiafd_);
3160         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3161
3162         [NSThread
3163             detachNewThreadSelector:@selector(_readCydia:)
3164             toTarget:self
3165             withObject:[NSNumber numberWithInt:fds[0]]
3166         ];
3167
3168         _assert(pipe(fds) != -1);
3169         statusfd_ = fds[1];
3170
3171         [NSThread
3172             detachNewThreadSelector:@selector(_readStatus:)
3173             toTarget:self
3174             withObject:[NSNumber numberWithInt:fds[0]]
3175         ];
3176
3177         _assert(pipe(fds) != -1);
3178         _assert(dup2(fds[0], 0) != -1);
3179         _assert(close(fds[0]) != -1);
3180
3181         input_ = fdopen(fds[1], "a");
3182
3183         _assert(pipe(fds) != -1);
3184         _assert(dup2(fds[1], 1) != -1);
3185         _assert(close(fds[1]) != -1);
3186
3187         [NSThread
3188             detachNewThreadSelector:@selector(_readOutput:)
3189             toTarget:self
3190             withObject:[NSNumber numberWithInt:fds[0]]
3191         ];
3192     } return self;
3193 }
3194
3195 - (pkgCacheFile &) cache {
3196     return cache_;
3197 }
3198
3199 - (pkgDepCache::Policy *) policy {
3200     return policy_;
3201 }
3202
3203 - (pkgRecords *) records {
3204     return records_;
3205 }
3206
3207 - (pkgProblemResolver *) resolver {
3208     return resolver_;
3209 }
3210
3211 - (pkgAcquire &) fetcher {
3212     return *fetcher_;
3213 }
3214
3215 - (pkgSourceList &) list {
3216     return *list_;
3217 }
3218
3219 - (NSArray *) packages {
3220     return (NSArray *) packages_;
3221 }
3222
3223 - (NSArray *) sources {
3224     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3225     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3226         [sources addObject:i->second];
3227     return sources;
3228 }
3229
3230 - (NSArray *) issues {
3231     if (cache_->BrokenCount() == 0)
3232         return nil;
3233
3234     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3235
3236     for (Package *package in [self packages]) {
3237         if (![package broken])
3238             continue;
3239         pkgCache::PkgIterator pkg([package iterator]);
3240
3241         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3242         [entry addObject:[package name]];
3243         [issues addObject:entry];
3244
3245         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3246         if (ver.end())
3247             continue;
3248
3249         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3250             pkgCache::DepIterator start;
3251             pkgCache::DepIterator end;
3252             dep.GlobOr(start, end); // ++dep
3253
3254             if (!cache_->IsImportantDep(end))
3255                 continue;
3256             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3257                 continue;
3258
3259             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3260             [entry addObject:failure];
3261             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3262
3263             NSString *name([NSString stringWithUTF8String:start.TargetPkg().Name()]);
3264             if (Package *package = [self packageWithName:name])
3265                 name = [package name];
3266             [failure addObject:name];
3267
3268             pkgCache::PkgIterator target(start.TargetPkg());
3269             if (target->ProvidesList != 0)
3270                 [failure addObject:@"?"];
3271             else {
3272                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3273                 if (!ver.end())
3274                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3275                 else if (!cache_[target].CandidateVerIter(cache_).end())
3276                     [failure addObject:@"-"];
3277                 else if (target->ProvidesList == 0)
3278                     [failure addObject:@"!"];
3279                 else
3280                     [failure addObject:@"%"];
3281             }
3282
3283             _forever {
3284                 if (start.TargetVer() != 0)
3285                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3286                 if (start == end)
3287                     break;
3288                 ++start;
3289             }
3290         }
3291     }
3292
3293     return issues;
3294 }
3295
3296 - (bool) popErrorWithTitle:(NSString *)title {
3297     bool fatal(false);
3298     std::string message;
3299
3300     while (!_error->empty()) {
3301         std::string error;
3302         bool warning(!_error->PopMessage(error));
3303         if (!warning)
3304             fatal = true;
3305         for (;;) {
3306             size_t size(error.size());
3307             if (size == 0 || error[size - 1] != '\n')
3308                 break;
3309             error.resize(size - 1);
3310         }
3311         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3312
3313         if (!message.empty())
3314             message += "\n\n";
3315         message += error;
3316     }
3317
3318     if (fatal && !message.empty())
3319         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3320
3321     return fatal;
3322 }
3323
3324 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3325     return [self popErrorWithTitle:title] || !success;
3326 }
3327
3328 - (void) reloadData { CYPoolStart() {
3329 @synchronized (self) {
3330     ++era_;
3331
3332     [self releasePackages];
3333     sources_.clear();
3334
3335     _error->Discard();
3336
3337     delete list_;
3338     list_ = NULL;
3339     manager_ = NULL;
3340     delete lock_;
3341     lock_ = NULL;
3342     delete fetcher_;
3343     fetcher_ = NULL;
3344     delete resolver_;
3345     resolver_ = NULL;
3346     delete records_;
3347     records_ = NULL;
3348     delete policy_;
3349     policy_ = NULL;
3350
3351     cache_.Close();
3352
3353     apr_pool_clear(pool_);
3354
3355     NSRecycleZone(zone_);
3356     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3357
3358     int chk(creat("/tmp/cydia.chk", 0644));
3359     if (chk != -1)
3360         close(chk);
3361
3362     NSString *title(UCLocalize("DATABASE"));
3363
3364     _trace();
3365     if (!cache_.Open(progress_, true)) { pop:
3366         std::string error;
3367         bool warning(!_error->PopMessage(error));
3368         lprintf("cache_.Open():[%s]\n", error.c_str());
3369
3370         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3371             [delegate_ repairWithSelector:@selector(configure)];
3372         else if (error == "The package lists or status file could not be parsed or opened.")
3373             [delegate_ repairWithSelector:@selector(update)];
3374         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3375         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3376         // else if (error == "The list of sources could not be read.")
3377         else
3378             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3379
3380         if (warning)
3381             goto pop;
3382         _error->Discard();
3383         return;
3384     }
3385     _trace();
3386
3387     unlink("/tmp/cydia.chk");
3388
3389     now_ = [[NSDate date] timeIntervalSince1970];
3390
3391     policy_ = new pkgDepCache::Policy();
3392     records_ = new pkgRecords(cache_);
3393     resolver_ = new pkgProblemResolver(cache_);
3394     fetcher_ = new pkgAcquire(&status_);
3395     lock_ = NULL;
3396
3397     list_ = new pkgSourceList();
3398     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3399         return;
3400
3401     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3402         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3403         return;
3404     }
3405
3406     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3407         return;
3408
3409     if (cache_->BrokenCount() != 0) {
3410         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3411             return;
3412
3413         if (cache_->BrokenCount() != 0) {
3414             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3415             return;
3416         }
3417
3418         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3419             return;
3420     }
3421
3422     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3423         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3424         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3425             // XXX: this could be more intelligent
3426             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3427                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3428                 if (!cached.end())
3429                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3430             }
3431     }
3432
3433     {
3434         /*std::vector<Package *> packages;
3435         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3436         [packages_ release];
3437         packages_ = nil;*/
3438
3439         _trace();
3440
3441         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3442             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3443                 //packages.push_back(package);
3444                 CFArrayAppendValue(packages_, [package retain]);
3445
3446         _trace();
3447
3448         /*if (packages.empty())
3449             packages_ = [[NSArray alloc] init];
3450         else
3451             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3452         _trace();*/
3453
3454         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3455         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3456         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3457
3458         /*_trace();
3459         PrintTimes();
3460         _trace();*/
3461
3462         _trace();
3463
3464         /*if (!packages.empty())
3465             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3466         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3467
3468         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3469
3470         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3471
3472         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3473
3474         _trace();
3475
3476         size_t count(CFArrayGetCount(packages_));
3477         MetaFile_->active_ = count;
3478
3479         for (size_t index(0); index != count; ++index)
3480             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3481
3482         _trace();
3483     }
3484 } } CYPoolEnd() _trace(); }
3485
3486 - (void) clear {
3487 @synchronized (self) {
3488     delete resolver_;
3489     resolver_ = new pkgProblemResolver(cache_);
3490
3491     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator) {
3492         if (!cache_[iterator].Keep()) {
3493             cache_->MarkKeep(iterator, false);
3494             cache_->SetReInstall(iterator, false);
3495         }
3496     }
3497 } }
3498
3499 - (void) configure {
3500     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3501     _trace();
3502     system([dpkg UTF8String]);
3503     _trace();
3504 }
3505
3506 - (bool) clean {
3507     // XXX: I don't remember this condition
3508     if (lock_ != NULL)
3509         return false;
3510
3511     FileFd Lock;
3512     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3513
3514     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3515
3516     if ([self popErrorWithTitle:title])
3517         return false;
3518
3519     pkgAcquire fetcher;
3520     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3521
3522     class LogCleaner :
3523         public pkgArchiveCleaner
3524     {
3525       protected:
3526         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3527             unlink(File);
3528         }
3529     } cleaner;
3530
3531     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3532         return false;
3533
3534     return true;
3535 }
3536
3537 - (bool) prepare {
3538     fetcher_->Shutdown();
3539
3540     pkgRecords records(cache_);
3541
3542     lock_ = new FileFd();
3543     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3544
3545     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3546
3547     if ([self popErrorWithTitle:title])
3548         return false;
3549
3550     pkgSourceList list;
3551     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3552         return false;
3553
3554     manager_ = (_system->CreatePM(cache_));
3555     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3556         return false;
3557
3558     return true;
3559 }
3560
3561 - (void) perform {
3562     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3563
3564     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3565         pkgSourceList list;
3566         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3567             return;
3568         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3569             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3570     }
3571
3572     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3573         _trace();
3574         return;
3575     }
3576
3577     [CydiaApp retainNetworkActivityIndicator];
3578
3579     bool failed = false;
3580     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3581         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3582             continue;
3583         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3584             continue;
3585
3586         std::string uri = (*item)->DescURI();
3587         std::string error = (*item)->ErrorText;
3588
3589         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3590         failed = true;
3591
3592         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3593             withObject:[NSArray arrayWithObjects:
3594                 [NSString stringWithUTF8String:error.c_str()],
3595             nil]
3596             waitUntilDone:YES
3597         ];
3598     }
3599
3600     [CydiaApp releaseNetworkActivityIndicator];
3601
3602     if (failed) {
3603         _trace();
3604         return;
3605     }
3606
3607     _system->UnLock();
3608     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3609
3610     if (_error->PendingError()) {
3611         _trace();
3612         return;
3613     }
3614
3615     if (result == pkgPackageManager::Failed) {
3616         _trace();
3617         return;
3618     }
3619
3620     if (result != pkgPackageManager::Completed) {
3621         _trace();
3622         return;
3623     }
3624
3625     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3626         pkgSourceList list;
3627         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3628             return;
3629         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3630             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3631     }
3632
3633     if (![before isEqualToArray:after])
3634         [self update];
3635 }
3636
3637 - (bool) upgrade {
3638     NSString *title(UCLocalize("UPGRADE"));
3639     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3640         return false;
3641     return true;
3642 }
3643
3644 - (void) update {
3645     [self updateWithStatus:status_];
3646 }
3647
3648 - (void) updateWithStatus:(Status &)status {
3649     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3650     NSString *title(UCLocalize("REFRESHING_DATA"));
3651
3652     pkgSourceList list;
3653     if (!list.ReadMainList())
3654         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3655
3656     FileFd lock;
3657     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3658     if ([self popErrorWithTitle:title])
3659         return;
3660
3661     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3662         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3663         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3664
3665     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3666     Changed_ = true;
3667 }
3668
3669 - (void) setDelegate:(id)delegate {
3670     delegate_ = delegate;
3671     status_.setDelegate(delegate);
3672     progress_.setDelegate(delegate);
3673 }
3674
3675 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3676     SourceMap::const_iterator i(sources_.find(file->ID));
3677     return i == sources_.end() ? nil : i->second;
3678 }
3679
3680 @end
3681 /* }}} */
3682
3683 /* Confirmation Controller {{{ */
3684 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3685     if (!iterator.end())
3686         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3687             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3688                 continue;
3689             pkgCache::PkgIterator package(dep.TargetPkg());
3690             if (package.end())
3691                 continue;
3692             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3693                 return true;
3694         }
3695
3696     return false;
3697 }
3698 /* }}} */
3699
3700 /* Web Scripting {{{ */
3701 @interface CydiaObject : NSObject {
3702     id indirect_;
3703     _transient id delegate_;
3704 }
3705
3706 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3707 @end
3708
3709 @implementation CydiaObject
3710
3711 - (void) dealloc {
3712     [indirect_ release];
3713     [super dealloc];
3714 }
3715
3716 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3717     if ((self = [super init]) != nil) {
3718         indirect_ = [indirect retain];
3719     } return self;
3720 }
3721
3722 - (void) setDelegate:(id)delegate {
3723     delegate_ = delegate;
3724 }
3725
3726 + (NSArray *) _attributeKeys {
3727     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3728 }
3729
3730 - (NSArray *) attributeKeys {
3731     return [[self class] _attributeKeys];
3732 }
3733
3734 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3735     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3736 }
3737
3738 - (NSString *) device {
3739     return [[UIDevice currentDevice] uniqueIdentifier];
3740 }
3741
3742 #if 0 // XXX: implement!
3743 - (NSString *) mac {
3744     if (![indirect_ promptForSensitive:@"Mac Address"])
3745         return nil;
3746 }
3747
3748 - (NSString *) serial {
3749     if (![indirect_ promptForSensitive:@"Serial #"])
3750         return nil;
3751 }
3752
3753 - (NSString *) firewire {
3754     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3755         return nil;
3756 }
3757
3758 - (NSString *) imei {
3759     if (![indirect_ promptForSensitive:@"IMEI"])
3760         return nil;
3761 }
3762 #endif
3763
3764 + (NSString *) webScriptNameForSelector:(SEL)selector {
3765     if (selector == @selector(close))
3766         return @"close";
3767     else if (selector == @selector(getInstalledPackages))
3768         return @"getInstalledPackages";
3769     else if (selector == @selector(getPackageById:))
3770         return @"getPackageById";
3771     else if (selector == @selector(installPackages:))
3772         return @"installPackages";
3773     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3774         return @"setButtonImage";
3775     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3776         return @"setButtonTitle";
3777     else if (selector == @selector(setPopupHook:))
3778         return @"setPopupHook";
3779     else if (selector == @selector(setSpecial:))
3780         return @"setSpecial";
3781     else if (selector == @selector(setToken:))
3782         return @"setToken";
3783     else if (selector == @selector(setViewportWidth:))
3784         return @"setViewportWidth";
3785     else if (selector == @selector(supports:))
3786         return @"supports";
3787     else if (selector == @selector(stringWithFormat:arguments:))
3788         return @"format";
3789     else if (selector == @selector(localizedStringForKey:value:table:))
3790         return @"localize";
3791     else if (selector == @selector(du:))
3792         return @"du";
3793     else if (selector == @selector(statfs:))
3794         return @"statfs";
3795     else
3796         return nil;
3797 }
3798
3799 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3800     return [self webScriptNameForSelector:selector] == nil;
3801 }
3802
3803 - (BOOL) supports:(NSString *)feature {
3804     return [feature isEqualToString:@"window.open"];
3805 }
3806
3807 - (NSArray *) getInstalledPackages {
3808     NSArray *packages([[Database sharedInstance] packages]);
3809     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3810     for (Package *package in packages)
3811         if ([package installed] != nil)
3812             [installed addObject:package];
3813     return installed;
3814 }
3815
3816 - (Package *) getPackageById:(NSString *)id {
3817     Package *package([[Database sharedInstance] packageWithName:id]);
3818     [package parse];
3819     return package;
3820 }
3821
3822 - (NSArray *) statfs:(NSString *)path {
3823     struct statfs stat;
3824
3825     if (path == nil || statfs([path UTF8String], &stat) == -1)
3826         return nil;
3827
3828     return [NSArray arrayWithObjects:
3829         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3830         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3831         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3832     nil];
3833 }
3834
3835 - (NSNumber *) du:(NSString *)path {
3836     NSNumber *value(nil);
3837
3838     int fds[2];
3839     _assert(pipe(fds) != -1);
3840
3841     pid_t pid(ExecFork());
3842     if (pid == 0) {
3843         _assert(dup2(fds[1], 1) != -1);
3844         _assert(close(fds[0]) != -1);
3845         _assert(close(fds[1]) != -1);
3846         /* XXX: this should probably not use du */
3847         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3848         exit(1);
3849         _assert(false);
3850     }
3851
3852     _assert(close(fds[1]) != -1);
3853
3854     if (FILE *du = fdopen(fds[0], "r")) {
3855         char line[1024];
3856         while (fgets(line, sizeof(line), du) != NULL) {
3857             size_t length(strlen(line));
3858             while (length != 0 && line[length - 1] == '\n')
3859                 line[--length] = '\0';
3860             if (char *tab = strchr(line, '\t')) {
3861                 *tab = '\0';
3862                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3863             }
3864         }
3865
3866         fclose(du);
3867     } else _assert(close(fds[0]));
3868
3869     int status;
3870   wait:
3871     if (waitpid(pid, &status, 0) == -1)
3872         if (errno == EINTR)
3873             goto wait;
3874         else _assert(false);
3875
3876     return value;
3877 }
3878
3879 - (void) close {
3880     [indirect_ close];
3881 }
3882
3883 - (void) installPackages:(NSArray *)packages {
3884     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
3885 }
3886
3887 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3888     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3889 }
3890
3891 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3892     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3893 }
3894
3895 - (void) setSpecial:(id)function {
3896     [indirect_ setSpecial:function];
3897 }
3898
3899 - (void) setToken:(NSString *)token {
3900     if (Token_ != nil)
3901         [Token_ release];
3902     Token_ = [token retain];
3903
3904     [Metadata_ setObject:Token_ forKey:@"Token"];
3905     Changed_ = true;
3906 }
3907
3908 - (void) setPopupHook:(id)function {
3909     [indirect_ setPopupHook:function];
3910 }
3911
3912 - (void) setViewportWidth:(float)width {
3913     [indirect_ setViewportWidth:width];
3914 }
3915
3916 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3917     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3918     unsigned count([arguments count]);
3919     id values[count];
3920     for (unsigned i(0); i != count; ++i)
3921         values[i] = [arguments objectAtIndex:i];
3922     return [[[NSString alloc] initWithFormat:format arguments:*(reinterpret_cast<va_list *>(&values))] autorelease];
3923 }
3924
3925 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3926     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3927         value = nil;
3928     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3929         table = nil;
3930     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3931 }
3932
3933 @end
3934 /* }}} */
3935
3936 /* @ Loading... Indicator {{{ */
3937 @interface CYLoadingIndicator : UIView {
3938     UIActivityIndicatorView *spinner_;
3939     UILabel *label_;
3940     UIView *container_;
3941 }
3942
3943 @property (readonly, nonatomic) UILabel *label;
3944 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
3945
3946 @end
3947
3948 @implementation CYLoadingIndicator
3949
3950 - (id)initWithFrame:(CGRect)frame {
3951     if ((self = [super initWithFrame:frame])) {
3952         container_ = [[[UIView alloc] init] autorelease];
3953         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
3954
3955         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
3956         [spinner_ startAnimating];
3957         [container_ addSubview:spinner_];
3958
3959         label_ = [[[UILabel alloc] init] autorelease];
3960         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
3961         [label_ setBackgroundColor:[UIColor clearColor]];
3962         [label_ setTextColor:[UIColor blackColor]];
3963         [label_ setShadowColor:[UIColor whiteColor]];
3964         [label_ setShadowOffset:CGSizeMake(0, 1)];
3965         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
3966         [container_ addSubview:label_];
3967
3968         CGSize viewsize = frame.size;
3969         CGSize spinnersize = [spinner_ bounds].size;
3970         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
3971         float bothwidth = spinnersize.width + textsize.width + 5.0f;
3972
3973         CGRect containrect = {
3974             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
3975             CGSizeMake(bothwidth, spinnersize.height)
3976         };
3977         CGRect textrect = {
3978             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
3979             textsize
3980         };
3981         CGRect spinrect = {
3982             CGPointZero,
3983             spinnersize
3984         };
3985
3986         [container_ setFrame:containrect];
3987         [spinner_ setFrame:spinrect];
3988         [label_ setFrame:textrect];
3989         [self addSubview:container_];
3990     }
3991
3992     return self;
3993 }
3994
3995 - (UILabel *)label { return label_; }
3996 - (UIActivityIndicatorView *)activityIndicatorView { return spinner_; }
3997
3998 @end
3999 /* }}} */
4000
4001 /* Cydia Browser Controller {{{ */
4002 @interface CYBrowserController : BrowserController {
4003     CydiaObject *cydia_;
4004 }
4005
4006 @end
4007
4008 @implementation CYBrowserController
4009
4010 - (void) dealloc {
4011     [cydia_ release];
4012     [super dealloc];
4013 }
4014
4015 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4016 }
4017
4018 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4019     [super webView:view didClearWindowObject:window forFrame:frame];
4020
4021     WebDataSource *source([frame dataSource]);
4022     NSURLResponse *response([source response]);
4023     NSURL *url([response URL]);
4024     NSString *scheme([url scheme]);
4025
4026     NSHTTPURLResponse *http;
4027     if (scheme != nil && ([scheme isEqualToString:@"http"] || [scheme isEqualToString:@"https"]))
4028         http = (NSHTTPURLResponse *) response;
4029     else
4030         http = nil;
4031
4032     NSDictionary *headers([http allHeaderFields]);
4033     NSString *host([url host]);
4034     [self setHeaders:headers forHost:host];
4035
4036     if (
4037         [host isEqualToString:@"cydia.saurik.com"] ||
4038         [host hasSuffix:@".cydia.saurik.com"] ||
4039         [scheme isEqualToString:@"file"]
4040     )
4041         [window setValue:cydia_ forKey:@"cydia"];
4042 }
4043
4044 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4045     if (System_ != NULL)
4046         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4047     if (Machine_ != NULL)
4048         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4049     if (Token_ != nil)
4050         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4051     if (Role_ != nil)
4052         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4053 }
4054
4055 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4056     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4057     [self _setMoreHeaders:copy];
4058     return copy;
4059 }
4060
4061 - (void) setDelegate:(id)delegate {
4062     [super setDelegate:delegate];
4063     [cydia_ setDelegate:delegate];
4064 }
4065
4066 - (id) init {
4067     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4068         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4069
4070         WebView *webview([[webview_ _documentView] webView]);
4071
4072         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4073
4074         NSString *application = package == nil ? @"Cydia" : [NSString
4075             stringWithFormat:@"Cydia/%@",
4076             [package installed]
4077         ];
4078
4079         if (Safari_ != nil)
4080             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4081         if (Build_ != nil)
4082             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4083         if (Product_ != nil)
4084             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4085
4086         [webview setApplicationNameForUserAgent:application];
4087     } return self;
4088 }
4089
4090 @end
4091 /* }}} */
4092
4093 /* Confirmation {{{ */
4094 @protocol ConfirmationControllerDelegate
4095 - (void) cancelAndClear:(bool)clear;
4096 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4097 - (void) queue;
4098 @end
4099
4100 @interface ConfirmationController : CYBrowserController {
4101     _transient Database *database_;
4102     UIAlertView *essential_;
4103     NSArray *changes_;
4104     NSArray *issues_;
4105     NSArray *sizes_;
4106     BOOL substrate_;
4107 }
4108
4109 - (id) initWithDatabase:(Database *)database;
4110
4111 @end
4112
4113 @implementation ConfirmationController
4114
4115 - (void) dealloc {
4116     [changes_ release];
4117     if (issues_ != nil)
4118         [issues_ release];
4119     [sizes_ release];
4120     if (essential_ != nil)
4121         [essential_ release];
4122     [super dealloc];
4123 }
4124
4125 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4126     NSString *context([alert context]);
4127
4128     if ([context isEqualToString:@"remove"]) {
4129         if (button == [alert cancelButtonIndex]) {
4130             [self dismissModalViewControllerAnimated:YES];
4131         } else if (button == [alert firstOtherButtonIndex]) {
4132             if (substrate_)
4133                 Finish_ = 2;
4134             [delegate_ confirmWithNavigationController:[self navigationController]];
4135         }
4136
4137         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4138     } else if ([context isEqualToString:@"unable"]) {
4139         [self dismissModalViewControllerAnimated:YES];
4140         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4141     } else {
4142         [super alertView:alert clickedButtonAtIndex:button];
4143     }
4144 }
4145
4146 - (void) _doContinue {
4147     [self dismissModalViewControllerAnimated:YES];
4148     [delegate_ cancelAndClear:NO];
4149 }
4150
4151 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4152     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4153     return nil;
4154 }
4155
4156 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4157     [super webView:view didClearWindowObject:window forFrame:frame];
4158     [window setValue:changes_ forKey:@"changes"];
4159     [window setValue:issues_ forKey:@"issues"];
4160     [window setValue:sizes_ forKey:@"sizes"];
4161     [window setValue:self forKey:@"queue"];
4162 }
4163
4164 - (id) initWithDatabase:(Database *)database {
4165     if ((self = [super init]) != nil) {
4166         database_ = database;
4167
4168         [[self navigationItem] setTitle:UCLocalize("CONFIRM")];
4169
4170         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
4171         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
4172         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
4173         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
4174         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
4175
4176         bool remove(false);
4177
4178         pkgDepCache::Policy *policy([database_ policy]);
4179
4180         pkgCacheFile &cache([database_ cache]);
4181         NSArray *packages = [database_ packages];
4182         for (Package *package in packages) {
4183             pkgCache::PkgIterator iterator = [package iterator];
4184             pkgDepCache::StateCache &state(cache[iterator]);
4185
4186             NSString *name([package name]);
4187
4188             if (state.NewInstall())
4189                 [installing addObject:name];
4190             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4191                 [reinstalling addObject:name];
4192             else if (state.Upgrade())
4193                 [upgrading addObject:name];
4194             else if (state.Downgrade())
4195                 [downgrading addObject:name];
4196             else if (state.Delete()) {
4197                 if ([package essential])
4198                     remove = true;
4199                 [removing addObject:name];
4200             } else continue;
4201
4202             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4203             substrate_ |= DepSubstrate(iterator.CurrentVer());
4204         }
4205
4206         if (!remove)
4207             essential_ = nil;
4208         else if (Advanced_) {
4209             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4210
4211             essential_ = [[UIAlertView alloc]
4212                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4213                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4214                 delegate:self
4215                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4216                 otherButtonTitles:[NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")], nil
4217             ];
4218
4219             [essential_ setContext:@"remove"];
4220         } else {
4221             essential_ = [[UIAlertView alloc]
4222                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4223                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4224                 delegate:self
4225                 cancelButtonTitle:UCLocalize("OKAY")
4226                 otherButtonTitles:nil
4227             ];
4228
4229             [essential_ setContext:@"unable"];
4230         }
4231
4232         changes_ = [[NSArray alloc] initWithObjects:
4233             installing,
4234             reinstalling,
4235             upgrading,
4236             downgrading,
4237             removing,
4238         nil];
4239
4240         issues_ = [database_ issues];
4241         if (issues_ != nil)
4242             issues_ = [issues_ retain];
4243
4244         sizes_ = [[NSArray alloc] initWithObjects:
4245             SizeString([database_ fetcher].FetchNeeded()),
4246             SizeString([database_ fetcher].PartialPresent()),
4247         nil];
4248
4249         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
4250
4251         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4252             initWithTitle:UCLocalize("CANCEL")
4253             // OLD: [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")]
4254             style:UIBarButtonItemStylePlain
4255             target:self
4256             action:@selector(cancelButtonClicked)
4257         ] autorelease]];
4258     } return self;
4259 }
4260
4261 - (void) applyRightButton {
4262 #if !AlwaysReload && !IgnoreInstall
4263     if (issues_ == nil && ![self isLoading])
4264         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4265             initWithTitle:UCLocalize("CONFIRM")
4266             style:UIBarButtonItemStylePlain
4267             target:self
4268             action:@selector(confirmButtonClicked)
4269         ] autorelease]];
4270     else
4271         [super applyRightButton];
4272 #else
4273     [[self navigationItem] setRightBarButtonItem:nil];
4274 #endif
4275 }
4276
4277 - (void) cancelButtonClicked {
4278     [self dismissModalViewControllerAnimated:YES];
4279     [delegate_ cancelAndClear:YES];
4280 }
4281
4282 #if !AlwaysReload
4283 - (void) confirmButtonClicked {
4284 #if IgnoreInstall
4285     return;
4286 #endif
4287     if (essential_ != nil)
4288         [essential_ show];
4289     else {
4290         if (substrate_)
4291             Finish_ = 2;
4292         [delegate_ confirmWithNavigationController:[self navigationController]];
4293     }
4294 }
4295 #endif
4296
4297 @end
4298 /* }}} */
4299
4300 /* Progress Data {{{ */
4301 @interface ProgressData : NSObject {
4302     SEL selector_;
4303     // XXX: should these really both be _transient?
4304     _transient id target_;
4305     _transient id object_;
4306 }
4307
4308 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4309
4310 - (SEL) selector;
4311 - (id) target;
4312 - (id) object;
4313 @end
4314
4315 @implementation ProgressData
4316
4317 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4318     if ((self = [super init]) != nil) {
4319         selector_ = selector;
4320         target_ = target;
4321         object_ = object;
4322     } return self;
4323 }
4324
4325 - (SEL) selector {
4326     return selector_;
4327 }
4328
4329 - (id) target {
4330     return target_;
4331 }
4332
4333 - (id) object {
4334     return object_;
4335 }
4336
4337 @end
4338 /* }}} */
4339 /* Progress Controller {{{ */
4340 @interface ProgressController : CYViewController <
4341     ConfigurationDelegate,
4342     ProgressDelegate
4343 > {
4344     _transient Database *database_;
4345     UIProgressBar *progress_;
4346     UITextView *output_;
4347     UITextLabel *status_;
4348     UIPushButton *close_;
4349     BOOL running_;
4350     SHA1SumValue springlist_;
4351     SHA1SumValue notifyconf_;
4352     NSString *title_;
4353 }
4354
4355 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4356
4357 - (void) _retachThread;
4358 - (void) _detachNewThreadData:(ProgressData *)data;
4359 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4360
4361 - (BOOL) isRunning;
4362
4363 @end
4364
4365 @protocol ProgressControllerDelegate
4366 - (void) progressControllerIsComplete:(ProgressController *)sender;
4367 @end
4368
4369 @implementation ProgressController
4370
4371 - (void) dealloc {
4372     [database_ setDelegate:nil];
4373     [progress_ release];
4374     [output_ release];
4375     [status_ release];
4376     [close_ release];
4377     if (title_ != nil)
4378         [title_ release];
4379     [super dealloc];
4380 }
4381
4382 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4383     if ((self = [super init]) != nil) {
4384         database_ = database;
4385         [database_ setDelegate:self];
4386         delegate_ = delegate;
4387
4388         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4389
4390         progress_ = [[UIProgressBar alloc] init];
4391         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4392         [progress_ setStyle:0];
4393
4394         status_ = [[UITextLabel alloc] init];
4395         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4396         [status_ setColor:[UIColor whiteColor]];
4397         [status_ setBackgroundColor:[UIColor clearColor]];
4398         [status_ setCentersHorizontally:YES];
4399         //[status_ setFont:font];
4400
4401         output_ = [[UITextView alloc] init];
4402
4403         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4404         //[output_ setTextFont:@"Courier New"];
4405         [output_ setFont:[[output_ font] fontWithSize:12]];
4406         [output_ setTextColor:[UIColor whiteColor]];
4407         [output_ setBackgroundColor:[UIColor clearColor]];
4408         [output_ setMarginTop:0];
4409         [output_ setAllowsRubberBanding:YES];
4410         [output_ setEditable:NO];
4411         [[self view] addSubview:output_];
4412
4413         close_ = [[UIPushButton alloc] init];
4414         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4415         [close_ setAutosizesToFit:NO];
4416         [close_ setDrawsShadow:YES];
4417         [close_ setStretchBackground:YES];
4418         [close_ setEnabled:YES];
4419         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4420         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4421         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4422         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4423     } return self;
4424 }
4425
4426 - (void) positionViews {
4427     CGRect bounds = [[self view] bounds];
4428     CGSize prgsize = [UIProgressBar defaultSize];
4429
4430     CGRect prgrect = {{
4431         (bounds.size.width - prgsize.width) / 2,
4432         bounds.size.height - prgsize.height - 20
4433     }, prgsize};
4434
4435     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4436
4437     [progress_ setFrame:prgrect];
4438     [status_ setFrame:CGRectMake(
4439         10,
4440         bounds.size.height - prgsize.height - 50,
4441         bounds.size.width - 20,
4442         24
4443     )];
4444     [output_ setFrame:CGRectMake(
4445         10,
4446         20,
4447         bounds.size.width - 20,
4448         bounds.size.height - 62
4449     )];
4450     [close_ setFrame:CGRectMake(
4451         (bounds.size.width - closewidth) / 2,
4452         bounds.size.height - prgsize.height - 50,
4453         closewidth,
4454         32 + prgsize.height
4455     )];
4456 }
4457
4458 - (void) viewWillAppear:(BOOL)animated {
4459     [super viewDidAppear:animated];
4460     [[self navigationItem] setHidesBackButton:YES];
4461     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4462
4463     [self positionViews];
4464 }
4465
4466 - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4467     [self positionViews];
4468 }
4469
4470 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4471     NSString *context([alert context]);
4472
4473     if ([context isEqualToString:@"conffile"]) {
4474         FILE *input = [database_ input];
4475         if (button == [alert cancelButtonIndex])
4476             fprintf(input, "N\n");
4477         else if (button == [alert firstOtherButtonIndex])
4478             fprintf(input, "Y\n");
4479         fflush(input);
4480     }
4481 }
4482
4483 - (void) closeButtonPushed {
4484     running_ = NO;
4485
4486     UpdateExternalStatus(0);
4487
4488     switch (Finish_) {
4489         case 0:
4490             [self dismissModalViewControllerAnimated:YES];
4491         break;
4492
4493         case 1:
4494             [delegate_ terminateWithSuccess];
4495             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4496                 [delegate_ suspendWithAnimation:YES];
4497             else
4498                 [delegate_ suspend];*/
4499         break;
4500
4501         case 2:
4502             _trace();
4503             goto reload;
4504
4505         case 3:
4506             _trace();
4507             goto reload;
4508
4509         reload:
4510             system("/usr/bin/sbreload");
4511             _trace();
4512         break;
4513
4514         case 4:
4515             _trace();
4516             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4517                 SBReboot(SBSSpringBoardServerPort());
4518             else
4519                 reboot2(RB_AUTOBOOT);
4520         break;
4521     }
4522 }
4523
4524 - (void) _retachThread {
4525     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4526
4527     [[self view] addSubview:close_];
4528     [progress_ removeFromSuperview];
4529     [status_ removeFromSuperview];
4530
4531     [database_ popErrorWithTitle:title_];
4532     [delegate_ progressControllerIsComplete:self];
4533
4534     if (Finish_ < 4) {
4535         FileFd file;
4536         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4537             _error->Discard();
4538         else {
4539             MMap mmap(file, MMap::ReadOnly);
4540             SHA1Summation sha1;
4541             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4542             if (!(notifyconf_ == sha1.Result()))
4543                 Finish_ = 4;
4544         }
4545     }
4546
4547     if (Finish_ < 3) {
4548         FileFd file;
4549         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4550             _error->Discard();
4551         else {
4552             MMap mmap(file, MMap::ReadOnly);
4553             SHA1Summation sha1;
4554             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4555             if (!(springlist_ == sha1.Result()))
4556                 Finish_ = 3;
4557         }
4558     }
4559
4560     switch (Finish_) {
4561         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4562         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4563         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4564         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4565         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4566     }
4567
4568     _trace();
4569     system("su -c /usr/bin/uicache mobile");
4570     _trace();
4571
4572     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4573
4574     [delegate_ setStatusBarShowsProgress:NO];
4575 }
4576
4577 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4578     [[data target] performSelector:[data selector] withObject:[data object]];
4579     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4580 }
4581
4582 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4583     UpdateExternalStatus(1);
4584
4585     if (title_ != nil)
4586         [title_ release];
4587     if (title == nil)
4588         title_ = nil;
4589     else
4590         title_ = [title retain];
4591
4592     [[self navigationItem] setTitle:title_];
4593
4594     [status_ setText:nil];
4595     [output_ setText:@""];
4596     [progress_ setProgress:0];
4597
4598     [close_ removeFromSuperview];
4599     [[self view] addSubview:progress_];
4600     [[self view] addSubview:status_];
4601
4602     [delegate_ setStatusBarShowsProgress:YES];
4603     running_ = YES;
4604
4605     {
4606         FileFd file;
4607         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4608             _error->Discard();
4609         else {
4610             MMap mmap(file, MMap::ReadOnly);
4611             SHA1Summation sha1;
4612             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4613             notifyconf_ = sha1.Result();
4614         }
4615     }
4616
4617     {
4618         FileFd file;
4619         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4620             _error->Discard();
4621         else {
4622             MMap mmap(file, MMap::ReadOnly);
4623             SHA1Summation sha1;
4624             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4625             springlist_ = sha1.Result();
4626         }
4627     }
4628
4629     [NSThread
4630         detachNewThreadSelector:@selector(_detachNewThreadData:)
4631         toTarget:self
4632         withObject:[[[ProgressData alloc]
4633             initWithSelector:selector
4634             target:target
4635             object:object
4636         ] autorelease]
4637     ];
4638 }
4639
4640 - (void) repairWithSelector:(SEL)selector {
4641     [self
4642         detachNewThreadSelector:selector
4643         toTarget:database_
4644         withObject:nil
4645         title:UCLocalize("REPAIRING")
4646     ];
4647 }
4648
4649 - (void) setConfigurationData:(NSString *)data {
4650     [self
4651         performSelectorOnMainThread:@selector(_setConfigurationData:)
4652         withObject:data
4653         waitUntilDone:YES
4654     ];
4655 }
4656
4657 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4658     CYActionSheet *sheet([[[CYActionSheet alloc]
4659         initWithTitle:title
4660         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4661         defaultButtonIndex:0
4662     ] autorelease]);
4663
4664     [sheet setMessage:error];
4665     [sheet yieldToPopupAlertAnimated:YES];
4666     [sheet dismiss];
4667 }
4668
4669 - (void) setProgressTitle:(NSString *)title {
4670     [self
4671         performSelectorOnMainThread:@selector(_setProgressTitle:)
4672         withObject:title
4673         waitUntilDone:YES
4674     ];
4675 }
4676
4677 - (void) setProgressPercent:(float)percent {
4678     [self
4679         performSelectorOnMainThread:@selector(_setProgressPercent:)
4680         withObject:[NSNumber numberWithFloat:percent]
4681         waitUntilDone:YES
4682     ];
4683 }
4684
4685 - (void) startProgress {
4686 }
4687
4688 - (void) addProgressOutput:(NSString *)output {
4689     [self
4690         performSelectorOnMainThread:@selector(_addProgressOutput:)
4691         withObject:output
4692         waitUntilDone:YES
4693     ];
4694 }
4695
4696 - (bool) isCancelling:(size_t)received {
4697     return false;
4698 }
4699
4700 - (void) _setConfigurationData:(NSString *)data {
4701     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4702
4703     if (!conffile_r(data)) {
4704         lprintf("E:invalid conffile\n");
4705         return;
4706     }
4707
4708     NSString *ofile = conffile_r[1];
4709     //NSString *nfile = conffile_r[2];
4710
4711     UIAlertView *alert = [[[UIAlertView alloc]
4712         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4713         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
4714         delegate:self
4715         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
4716         otherButtonTitles:UCLocalize("ACCEPT_NEW_COPY"),
4717         // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4718         nil
4719     ] autorelease];
4720
4721     [alert setContext:@"conffile"];
4722     [alert show];
4723 }
4724
4725 - (void) _setProgressTitle:(NSString *)title {
4726     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4727     for (size_t i(0), e([words count]); i != e; ++i) {
4728         NSString *word([words objectAtIndex:i]);
4729         if (Package *package = [database_ packageWithName:word])
4730             [words replaceObjectAtIndex:i withObject:[package name]];
4731     }
4732
4733     [status_ setText:[words componentsJoinedByString:@" "]];
4734 }
4735
4736 - (void) _setProgressPercent:(NSNumber *)percent {
4737     [progress_ setProgress:[percent floatValue]];
4738 }
4739
4740 - (void) _addProgressOutput:(NSString *)output {
4741     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4742     CGSize size = [output_ contentSize];
4743     CGPoint offset = [output_ contentOffset];
4744     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
4745         CGRect rect = {{0, size.height-1}, {size.width, 1}};
4746         [output_ scrollRectToVisible:rect animated:YES];
4747     }
4748 }
4749
4750 - (BOOL) isRunning {
4751     return running_;
4752 }
4753
4754 @end
4755 /* }}} */
4756
4757 /* Cell Content View {{{ */
4758 @protocol ContentDelegate
4759 - (void) drawContentRect:(CGRect)rect;
4760 @end
4761
4762 @interface ContentView : UIView {
4763     _transient id<ContentDelegate> delegate_;
4764 }
4765
4766 @end
4767
4768 @implementation ContentView
4769
4770 - (id) initWithFrame:(CGRect)frame {
4771     if ((self = [super initWithFrame:frame]) != nil) {
4772         [self setNeedsDisplayOnBoundsChange:YES];
4773     } return self;
4774 }
4775
4776 - (void) setDelegate:(id<ContentDelegate>)delegate {
4777     delegate_ = delegate;
4778 }
4779
4780 - (void) drawRect:(CGRect)rect {
4781     [super drawRect:rect];
4782     [delegate_ drawContentRect:rect];
4783 }
4784
4785 @end
4786 /* }}} */
4787 /* Cydia TableView Cell {{{ */
4788 @interface CYTableViewCell : UITableViewCell {
4789     ContentView *content_;
4790     bool highlighted_;
4791 }
4792
4793 @end
4794
4795 @implementation CYTableViewCell
4796
4797 - (void) dealloc {
4798     [content_ release];
4799     [super dealloc];
4800 }
4801
4802 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
4803     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
4804
4805     if (view == content_) {
4806         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
4807         highlighted_ = highlighted;
4808     }
4809
4810     [super _updateHighlightColorsForView:view highlighted:highlighted];
4811 }
4812
4813 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
4814     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
4815     highlighted_ = selected;
4816
4817     [super setSelected:selected animated:animated];
4818     [content_ setNeedsDisplay];
4819 }
4820
4821 @end
4822 /* }}} */
4823 /* Package Cell {{{ */
4824 @interface PackageCell : CYTableViewCell <
4825     ContentDelegate
4826 > {
4827     UIImage *icon_;
4828     NSString *name_;
4829     NSString *description_;
4830     bool commercial_;
4831     NSString *source_;
4832     UIImage *badge_;
4833     Package *package_;
4834     UIImage *placard_;
4835 }
4836
4837 - (PackageCell *) init;
4838 - (void) setPackage:(Package *)package;
4839
4840 + (int) heightForPackage:(Package *)package;
4841 - (void) drawContentRect:(CGRect)rect;
4842
4843 @end
4844
4845 @implementation PackageCell
4846
4847 - (void) clearPackage {
4848     if (icon_ != nil) {
4849         [icon_ release];
4850         icon_ = nil;
4851     }
4852
4853     if (name_ != nil) {
4854         [name_ release];
4855         name_ = nil;
4856     }
4857
4858     if (description_ != nil) {
4859         [description_ release];
4860         description_ = nil;
4861     }
4862
4863     if (source_ != nil) {
4864         [source_ release];
4865         source_ = nil;
4866     }
4867
4868     if (badge_ != nil) {
4869         [badge_ release];
4870         badge_ = nil;
4871     }
4872
4873     if (placard_ != nil) {
4874         [placard_ release];
4875         placard_ = nil;
4876     }
4877
4878     [package_ release];
4879     package_ = nil;
4880 }
4881
4882 - (void) dealloc {
4883     [self clearPackage];
4884     [super dealloc];
4885 }
4886
4887 - (PackageCell *) init {
4888     CGRect frame(CGRectMake(0, 0, 320, 74));
4889     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
4890         UIView *content([self contentView]);
4891         CGRect bounds([content bounds]);
4892
4893         content_ = [[ContentView alloc] initWithFrame:bounds];
4894         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4895         [content addSubview:content_];
4896
4897         [content_ setDelegate:self];
4898         [content_ setOpaque:YES];
4899     } return self;
4900 }
4901
4902 - (void) _setBackgroundColor {
4903     UIColor *color;
4904     if (NSString *mode = [package_ mode]) {
4905         bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4906         color = remove ? RemovingColor_ : InstallingColor_;
4907     } else
4908         color = [UIColor whiteColor];
4909
4910     [content_ setBackgroundColor:color];
4911     [self setNeedsDisplay];
4912 }
4913
4914 - (void) setPackage:(Package *)package {
4915     [self clearPackage];
4916     [package parse];
4917
4918     Source *source = [package source];
4919
4920     icon_ = [[package icon] retain];
4921     name_ = [[package name] retain];
4922
4923     if (IsWildcat_)
4924         description_ = [package longDescription];
4925     if (description_ == nil)
4926         description_ = [package shortDescription];
4927     if (description_ != nil)
4928         description_ = [description_ retain];
4929
4930     commercial_ = [package isCommercial];
4931
4932     package_ = [package retain];
4933
4934     NSString *label = nil;
4935     bool trusted = false;
4936
4937     if (source != nil) {
4938         label = [source label];
4939         trusted = [source trusted];
4940     } else if ([[package id] isEqualToString:@"firmware"])
4941         label = UCLocalize("APPLE");
4942     else
4943         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4944
4945     NSString *from(label);
4946
4947     NSString *section = [package simpleSection];
4948     if (section != nil && ![section isEqualToString:label]) {
4949         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4950         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4951     }
4952
4953     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
4954     source_ = [from retain];
4955
4956     if (NSString *purpose = [package primaryPurpose])
4957         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
4958             badge_ = [badge_ retain];
4959
4960     if ([package installed] != nil)
4961         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/installed.png", App_]]) != nil)
4962             placard_ = [placard_ retain];
4963
4964     [self _setBackgroundColor];
4965     [content_ setNeedsDisplay];
4966 }
4967
4968 - (void) drawContentRect:(CGRect)rect {
4969     bool highlighted(highlighted_);
4970     float width([self bounds].size.width);
4971
4972 #if 0
4973     CGContextRef context(UIGraphicsGetCurrentContext());
4974     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
4975     CGContextFillRect(context, rect);
4976 #endif
4977
4978     if (icon_ != nil) {
4979         CGRect rect;
4980         rect.size = [icon_ size];
4981
4982         rect.size.width /= 2;
4983         rect.size.height /= 2;
4984
4985         rect.origin.x = 25 - rect.size.width / 2;
4986         rect.origin.y = 25 - rect.size.height / 2;
4987
4988         [icon_ drawInRect:rect];
4989     }
4990
4991     if (badge_ != nil) {
4992         CGRect rect;
4993         rect.size = [badge_ size];
4994
4995         rect.size.width /= 2;
4996         rect.size.height /= 2;
4997
4998         rect.origin.x = 36 - rect.size.width / 2;
4999         rect.origin.y = 36 - rect.size.height / 2;
5000
5001         [badge_ drawInRect:rect];
5002     }
5003
5004     if (highlighted)
5005         UISetColor(White_);
5006
5007     if (!highlighted)
5008         UISetColor(commercial_ ? Purple_ : Black_);
5009     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5010     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5011
5012     if (!highlighted)
5013         UISetColor(commercial_ ? Purplish_ : Gray_);
5014     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5015
5016     if (placard_ != nil)
5017         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5018 }
5019
5020 + (int) heightForPackage:(Package *)package {
5021     return 73;
5022 }
5023
5024 @end
5025 /* }}} */
5026 /* Section Cell {{{ */
5027 @interface SectionCell : CYTableViewCell <
5028     ContentDelegate
5029 > {
5030     NSString *basic_;
5031     NSString *section_;
5032     NSString *name_;
5033     NSString *count_;
5034     UIImage *icon_;
5035     UISwitch *switch_;
5036     BOOL editing_;
5037 }
5038
5039 - (void) setSection:(Section *)section editing:(BOOL)editing;
5040
5041 @end
5042
5043 @implementation SectionCell
5044
5045 - (void) clearSection {
5046     if (basic_ != nil) {
5047         [basic_ release];
5048         basic_ = nil;
5049     }
5050
5051     if (section_ != nil) {
5052         [section_ release];
5053         section_ = nil;
5054     }
5055
5056     if (name_ != nil) {
5057         [name_ release];
5058         name_ = nil;
5059     }
5060
5061     if (count_ != nil) {
5062         [count_ release];
5063         count_ = nil;
5064     }
5065 }
5066
5067 - (void) dealloc {
5068     [self clearSection];
5069     [icon_ release];
5070     [switch_ release];
5071     [super dealloc];
5072 }
5073
5074 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5075     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5076         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5077         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5078         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5079
5080         UIView *content([self contentView]);
5081         CGRect bounds([content bounds]);
5082
5083         content_ = [[ContentView alloc] initWithFrame:bounds];
5084         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5085         [content addSubview:content_];
5086         [content_ setBackgroundColor:[UIColor whiteColor]];
5087
5088         [content_ setDelegate:self];
5089     } return self;
5090 }
5091
5092 - (void) onSwitch:(id)sender {
5093     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5094     if (metadata == nil) {
5095         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5096         [Sections_ setObject:metadata forKey:basic_];
5097     }
5098
5099     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5100     Changed_ = true;
5101 }
5102
5103 - (void) setSection:(Section *)section editing:(BOOL)editing {
5104     if (editing != editing_) {
5105         if (editing_)
5106             [switch_ removeFromSuperview];
5107         else
5108             [self addSubview:switch_];
5109         editing_ = editing;
5110     }
5111
5112     [self clearSection];
5113
5114     if (section == nil) {
5115         name_ = [UCLocalize("ALL_PACKAGES") retain];
5116         count_ = nil;
5117     } else {
5118         basic_ = [section name];
5119         if (basic_ != nil)
5120             basic_ = [basic_ retain];
5121
5122         section_ = [section localized];
5123         if (section_ != nil)
5124             section_ = [section_ retain];
5125
5126         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5127         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5128
5129         if (editing_)
5130             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5131     }
5132
5133     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5134     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5135
5136     [content_ setNeedsDisplay];
5137 }
5138
5139 - (void) setFrame:(CGRect)frame {
5140     [super setFrame:frame];
5141
5142     CGRect rect([switch_ frame]);
5143     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5144 }
5145
5146 - (void) drawContentRect:(CGRect)rect {
5147     bool highlighted(highlighted_);
5148
5149     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5150
5151     if (highlighted)
5152         UISetColor(White_);
5153
5154     float width(rect.size.width);
5155     if (editing_)
5156         width -= 87;
5157
5158     if (!highlighted)
5159         UISetColor(Black_);
5160     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5161
5162     CGSize size = [count_ sizeWithFont:Font14_];
5163
5164     UISetColor(White_);
5165     if (count_ != nil)
5166         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5167 }
5168
5169 @end
5170 /* }}} */
5171
5172 /* File Table {{{ */
5173 @interface FileTable : CYViewController <
5174     UITableViewDataSource,
5175     UITableViewDelegate
5176 > {
5177     _transient Database *database_;
5178     Package *package_;
5179     NSString *name_;
5180     NSMutableArray *files_;
5181     UITableView *list_;
5182 }
5183
5184 - (id) initWithDatabase:(Database *)database;
5185 - (void) setPackage:(Package *)package;
5186
5187 @end
5188
5189 @implementation FileTable
5190
5191 - (void) dealloc {
5192     if (package_ != nil)
5193         [package_ release];
5194     if (name_ != nil)
5195         [name_ release];
5196     [files_ release];
5197     [list_ release];
5198     [super dealloc];
5199 }
5200
5201 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5202     return files_ == nil ? 0 : [files_ count];
5203 }
5204
5205 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5206     return 24.0f;
5207 }*/
5208
5209 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5210     static NSString *reuseIdentifier = @"Cell";
5211
5212     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5213     if (cell == nil) {
5214         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5215         [cell setFont:[UIFont systemFontOfSize:16]];
5216     }
5217     [cell setText:[files_ objectAtIndex:indexPath.row]];
5218     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5219
5220     return cell;
5221 }
5222
5223 - (id) initWithDatabase:(Database *)database {
5224     if ((self = [super init]) != nil) {
5225         database_ = database;
5226
5227         [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5228
5229         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5230
5231         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5232         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5233         [list_ setRowHeight:24.0f];
5234         [[self view] addSubview:list_];
5235
5236         [list_ setDataSource:self];
5237         [list_ setDelegate:self];
5238     } return self;
5239 }
5240
5241 - (void) setPackage:(Package *)package {
5242     if (package_ != nil) {
5243         [package_ autorelease];
5244         package_ = nil;
5245     }
5246
5247     if (name_ != nil) {
5248         [name_ release];
5249         name_ = nil;
5250     }
5251
5252     [files_ removeAllObjects];
5253
5254     if (package != nil) {
5255         package_ = [package retain];
5256         name_ = [[package id] retain];
5257
5258         if (NSArray *files = [package files])
5259             [files_ addObjectsFromArray:files];
5260
5261         if ([files_ count] != 0) {
5262             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5263                 [files_ removeObjectAtIndex:0];
5264             [files_ sortUsingSelector:@selector(compareByPath:)];
5265
5266             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5267             [stack addObject:@"/"];
5268
5269             for (int i(0), e([files_ count]); i != e; ++i) {
5270                 NSString *file = [files_ objectAtIndex:i];
5271                 while (![file hasPrefix:[stack lastObject]])
5272                     [stack removeLastObject];
5273                 NSString *directory = [stack lastObject];
5274                 [stack addObject:[file stringByAppendingString:@"/"]];
5275                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5276                     ([stack count] - 2) * 3, "",
5277                     [file substringFromIndex:[directory length]]
5278                 ]];
5279             }
5280         }
5281     }
5282
5283     [list_ reloadData];
5284 }
5285
5286 - (void) reloadData {
5287     [self setPackage:[database_ packageWithName:name_]];
5288 }
5289
5290 @end
5291 /* }}} */
5292 /* Package Controller {{{ */
5293 @interface PackageController : CYBrowserController <
5294     UIActionSheetDelegate
5295 > {
5296     _transient Database *database_;
5297     Package *package_;
5298     NSString *name_;
5299     bool commercial_;
5300     NSMutableArray *buttons_;
5301     UIBarButtonItem *button_;
5302 }
5303
5304 - (id) initWithDatabase:(Database *)database;
5305 - (void) setPackage:(Package *)package;
5306
5307 @end
5308
5309 @implementation PackageController
5310
5311 - (void) dealloc {
5312     if (package_ != nil)
5313         [package_ release];
5314     if (name_ != nil)
5315         [name_ release];
5316
5317     [buttons_ release];
5318
5319     if (button_ != nil)
5320         [button_ release];
5321
5322     [super dealloc];
5323 }
5324
5325 - (void) release {
5326     if ([self retainCount] == 1)
5327         [delegate_ setPackageController:self];
5328     [super release];
5329 }
5330
5331 /* XXX: this is not safe at all... localization of /fail/ */
5332 - (void) _clickButtonWithName:(NSString *)name {
5333     if ([name isEqualToString:UCLocalize("CLEAR")])
5334         [delegate_ clearPackage:package_];
5335     else if ([name isEqualToString:UCLocalize("INSTALL")])
5336         [delegate_ installPackage:package_];
5337     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5338         [delegate_ installPackage:package_];
5339     else if ([name isEqualToString:UCLocalize("REMOVE")])
5340         [delegate_ removePackage:package_];
5341     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5342         [delegate_ installPackage:package_];
5343     else _assert(false);
5344 }
5345
5346 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5347     NSString *context([sheet context]);
5348
5349     if ([context isEqualToString:@"modify"]) {
5350         if (button != [sheet cancelButtonIndex]) {
5351             NSString *buttonName = [buttons_ objectAtIndex:button];
5352             [self _clickButtonWithName:buttonName];
5353         }
5354
5355         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5356     }
5357 }
5358
5359 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5360     [super webView:view didClearWindowObject:window forFrame:frame];
5361     [window setValue:package_ forKey:@"package"];
5362 }
5363
5364 - (bool) _allowJavaScriptPanel {
5365     return commercial_;
5366 }
5367
5368 #if !AlwaysReload
5369 - (void) _customButtonClicked {
5370     int count([buttons_ count]);
5371     if (count == 0)
5372         return;
5373
5374     if (count == 1)
5375         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5376     else {
5377         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5378         [buttons addObjectsFromArray:buttons_];
5379
5380         UIActionSheet *sheet = [[[UIActionSheet alloc]
5381             initWithTitle:nil
5382             delegate:self
5383             cancelButtonTitle:nil
5384             destructiveButtonTitle:nil
5385             otherButtonTitles:nil
5386         ] autorelease];
5387
5388         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5389         if (!IsWildcat_) {
5390            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5391            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5392         }
5393         [sheet setContext:@"modify"];
5394
5395         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5396     }
5397 }
5398
5399 // We don't want to allow non-commercial packages to do custom things to the install button,
5400 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5401 - (void) customButtonClicked {
5402     if (commercial_)
5403         [super customButtonClicked];
5404     else
5405         [self _customButtonClicked];
5406 }
5407
5408 - (void) reloadButtonClicked {
5409     // Don't reload a package view by clicking the button.
5410 }
5411
5412 - (void) applyLoadingTitle {
5413     // Don't show "Loading" as the title. Ever.
5414 }
5415
5416 - (UIBarButtonItem *) rightButton {
5417     return button_;
5418 }
5419 #endif
5420
5421 - (id) initWithDatabase:(Database *)database {
5422     if ((self = [super init]) != nil) {
5423         database_ = database;
5424         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5425         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5426     } return self;
5427 }
5428
5429 - (void) setPackage:(Package *)package {
5430     if (package_ != nil) {
5431         [package_ autorelease];
5432         package_ = nil;
5433     }
5434
5435     if (name_ != nil) {
5436         [name_ release];
5437         name_ = nil;
5438     }
5439
5440     [buttons_ removeAllObjects];
5441
5442     if (package != nil) {
5443         [package parse];
5444
5445         package_ = [package retain];
5446         name_ = [[package id] retain];
5447         commercial_ = [package isCommercial];
5448
5449         if ([package_ mode] != nil)
5450             [buttons_ addObject:UCLocalize("CLEAR")];
5451         if ([package_ source] == nil);
5452         else if ([package_ upgradableAndEssential:NO])
5453             [buttons_ addObject:UCLocalize("UPGRADE")];
5454         else if ([package_ uninstalled])
5455             [buttons_ addObject:UCLocalize("INSTALL")];
5456         else
5457             [buttons_ addObject:UCLocalize("REINSTALL")];
5458         if (![package_ uninstalled])
5459             [buttons_ addObject:UCLocalize("REMOVE")];
5460     }
5461
5462     if (button_ != nil)
5463         [button_ release];
5464
5465     NSString *title;
5466     switch ([buttons_ count]) {
5467         case 0: title = nil; break;
5468         case 1: title = [buttons_ objectAtIndex:0]; break;
5469         default: title = UCLocalize("MODIFY"); break;
5470     }
5471
5472     button_ = [[UIBarButtonItem alloc]
5473         initWithTitle:title
5474         style:UIBarButtonItemStylePlain
5475         target:self
5476         action:@selector(customButtonClicked)
5477     ];
5478
5479     [self reloadURL];
5480 }
5481
5482 - (bool) isLoading {
5483     return commercial_ ? [super isLoading] : false;
5484 }
5485
5486 - (void) reloadData {
5487     [self setPackage:[database_ packageWithName:name_]];
5488 }
5489
5490 @end
5491 /* }}} */
5492 /* Package Table {{{ */
5493 @interface PackageTable : UIView <
5494     UITableViewDataSource,
5495     UITableViewDelegate
5496 > {
5497     _transient Database *database_;
5498     unsigned era_;
5499     NSMutableArray *packages_;
5500     NSMutableArray *sections_;
5501     UITableView *list_;
5502     NSMutableArray *index_;
5503     NSMutableDictionary *indices_;
5504     // XXX: this target_ seems to be delegate_. :(
5505     _transient id target_;
5506     SEL action_;
5507     // XXX: why do we even have this delegate_?
5508     _transient id delegate_;
5509 }
5510
5511 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action;
5512
5513 - (void) setDelegate:(id)delegate;
5514
5515 - (void) reloadData;
5516 - (void) resetCursor;
5517
5518 - (UITableView *) list;
5519
5520 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5521
5522 - (void) deselectWithAnimation:(BOOL)animated;
5523
5524 @end
5525
5526 @implementation PackageTable
5527
5528 - (void) dealloc {
5529     [packages_ release];
5530     [sections_ release];
5531     [list_ release];
5532     [index_ release];
5533     [indices_ release];
5534
5535     [super dealloc];
5536 }
5537
5538 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5539     NSInteger count([sections_ count]);
5540     return count == 0 ? 1 : count;
5541 }
5542
5543 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5544     if ([sections_ count] == 0)
5545         return nil;
5546     return [[sections_ objectAtIndex:section] name];
5547 }
5548
5549 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5550     if ([sections_ count] == 0)
5551         return 0;
5552     return [[sections_ objectAtIndex:section] count];
5553 }
5554
5555 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5556 @synchronized (database_) {
5557     if ([database_ era] != era_)
5558         return nil;
5559
5560     Section *section([sections_ objectAtIndex:[path section]]);
5561     NSInteger row([path row]);
5562     Package *package([packages_ objectAtIndex:([section row] + row)]);
5563     return [[package retain] autorelease];
5564 } }
5565
5566 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5567     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5568     if (cell == nil)
5569         cell = [[[PackageCell alloc] init] autorelease];
5570     [cell setPackage:[self packageAtIndexPath:path]];
5571     return cell;
5572 }
5573
5574 - (void) deselectWithAnimation:(BOOL)animated {
5575     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5576 }
5577
5578 /*- (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
5579     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
5580 }*/
5581
5582 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
5583     Package *package([self packageAtIndexPath:path]);
5584     package = [database_ packageWithName:[package id]];
5585     [target_ performSelector:action_ withObject:package];
5586     return path;
5587 }
5588
5589 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5590     return [packages_ count] > 20 ? index_ : nil;
5591 }
5592
5593 - (NSInteger)tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5594     return index;
5595 }
5596
5597 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action {
5598     if ((self = [super initWithFrame:frame]) != nil) {
5599         database_ = database;
5600
5601         target_ = target;
5602         action_ = action;
5603
5604         index_ = [[NSMutableArray alloc] initWithCapacity:32];
5605         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5606
5607         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5608         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5609
5610         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
5611         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5612         [list_ setRowHeight:73.0f];
5613         [self addSubview:list_];
5614
5615         [list_ setDataSource:self];
5616         [list_ setDelegate:self];
5617     } return self;
5618 }
5619
5620 - (void) setDelegate:(id)delegate {
5621     delegate_ = delegate;
5622 }
5623
5624 - (bool) hasPackage:(Package *)package {
5625     return true;
5626 }
5627
5628 - (void) reloadData {
5629     era_ = [database_ era];
5630     NSArray *packages = [database_ packages];
5631
5632     [packages_ removeAllObjects];
5633     [sections_ removeAllObjects];
5634
5635     _profile(PackageTable$reloadData$Filter)
5636         for (Package *package in packages)
5637             if ([self hasPackage:package])
5638                 [packages_ addObject:package];
5639     _end
5640
5641     [index_ removeAllObjects];
5642     [indices_ removeAllObjects];
5643
5644     Section *section = nil;
5645
5646     _profile(PackageTable$reloadData$Section)
5647         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5648             Package *package;
5649             unichar index;
5650
5651             _profile(PackageTable$reloadData$Section$Package)
5652                 package = [packages_ objectAtIndex:offset];
5653                 index = [package index];
5654             _end
5655
5656             if (section == nil || [section index] != index) {
5657                 _profile(PackageTable$reloadData$Section$Allocate)
5658                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5659                 _end
5660
5661                 [index_ addObject:[section name]];
5662                 //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5663
5664                 _profile(PackageTable$reloadData$Section$Add)
5665                     [sections_ addObject:section];
5666                 _end
5667             }
5668
5669             [section addToCount];
5670         }
5671     _end
5672
5673     _profile(PackageTable$reloadData$List)
5674         [list_ reloadData];
5675     _end
5676 }
5677
5678 - (void) resetCursor {
5679     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5680 }
5681
5682 - (UITableView *) list {
5683     return list_;
5684 }
5685
5686 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5687     //XXX:[list_ setShouldHideHeaderInShortLists:hide];
5688 }
5689
5690 @end
5691 /* }}} */
5692 /* Filtered Package Table {{{ */
5693 @interface FilteredPackageTable : PackageTable {
5694     SEL filter_;
5695     IMP imp_;
5696     id object_;
5697 }
5698
5699 - (void) setObject:(id)object;
5700 - (void) setObject:(id)object forFilter:(SEL)filter;
5701
5702 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object;
5703
5704 @end
5705
5706 @implementation FilteredPackageTable
5707
5708 - (void) dealloc {
5709     if (object_ != nil)
5710         [object_ release];
5711     [super dealloc];
5712 }
5713
5714 - (void) setFilter:(SEL)filter {
5715     filter_ = filter;
5716
5717     /* XXX: this is an unsafe optimization of doomy hell */
5718     Method method(class_getInstanceMethod([Package class], filter));
5719     _assert(method != NULL);
5720     imp_ = method_getImplementation(method);
5721     _assert(imp_ != NULL);
5722 }
5723
5724 - (void) setObject:(id)object {
5725     if (object_ != nil)
5726         [object_ release];
5727     if (object == nil)
5728         object_ = nil;
5729     else
5730         object_ = [object retain];
5731 }
5732
5733 - (void) setObject:(id)object forFilter:(SEL)filter {
5734     [self setFilter:filter];
5735     [self setObject:object];
5736 }
5737
5738 - (bool) hasPackage:(Package *)package {
5739     _profile(FilteredPackageTable$hasPackage)
5740         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5741     _end
5742 }
5743
5744 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object {
5745     if ((self = [super initWithFrame:frame database:database target:target action:action]) != nil) {
5746         [self setFilter:filter];
5747         object_ = [object retain];
5748         [self reloadData];
5749     } return self;
5750 }
5751
5752 @end
5753 /* }}} */
5754
5755 /* Filtered Package Controller {{{ */
5756 @interface FilteredPackageController : CYViewController {
5757     _transient Database *database_;
5758     FilteredPackageTable *packages_;
5759     NSString *title_;
5760 }
5761
5762 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5763
5764 @end
5765
5766 @implementation FilteredPackageController
5767
5768 - (void) dealloc {
5769     [packages_ release];
5770     [title_ release];
5771
5772     [super dealloc];
5773 }
5774
5775 - (void) viewDidAppear:(BOOL)animated {
5776     [super viewDidAppear:animated];
5777     [packages_ deselectWithAnimation:animated];
5778 }
5779
5780 - (void) didSelectPackage:(Package *)package {
5781     PackageController *view([delegate_ packageController]);
5782     [view setPackage:package];
5783     [view setDelegate:delegate_];
5784     [[self navigationController] pushViewController:view animated:YES];
5785 }
5786
5787 - (NSString *) title { return title_; }
5788
5789 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5790     if ((self = [super init]) != nil) {
5791         database_ = database;
5792         title_ = [title copy];
5793         [[self navigationItem] setTitle:title_];
5794
5795         packages_ = [[FilteredPackageTable alloc]
5796             initWithFrame:[[self view] bounds]
5797             database:database
5798             target:self
5799             action:@selector(didSelectPackage:)
5800             filter:filter
5801             with:object
5802         ];
5803
5804         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5805         [[self view] addSubview:packages_];
5806     } return self;
5807 }
5808
5809 - (void) reloadData {
5810     [packages_ reloadData];
5811 }
5812
5813 - (void) setDelegate:(id)delegate {
5814     [super setDelegate:delegate];
5815     [packages_ setDelegate:delegate];
5816 }
5817
5818 @end
5819
5820 /* }}} */
5821
5822 /* Source Cell {{{ */
5823 @interface SourceCell : CYTableViewCell <
5824     ContentDelegate
5825 > {
5826     UIImage *icon_;
5827     NSString *origin_;
5828     NSString *description_;
5829     NSString *label_;
5830 }
5831
5832 - (void) setSource:(Source *)source;
5833
5834 @end
5835
5836 @implementation SourceCell
5837
5838 - (void) clearSource {
5839     [icon_ release];
5840     [origin_ release];
5841     [description_ release];
5842     [label_ release];
5843
5844     icon_ = nil;
5845     origin_ = nil;
5846     description_ = nil;
5847     label_ = nil;
5848 }
5849
5850 - (void) setSource:(Source *)source {
5851     [self clearSource];
5852
5853     if (icon_ == nil)
5854         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5855     if (icon_ == nil)
5856         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5857     icon_ = [icon_ retain];
5858
5859     origin_ = [[source name] retain];
5860     label_ = [[source uri] retain];
5861     description_ = [[source description] retain];
5862
5863     [content_ setNeedsDisplay];
5864 }
5865
5866 - (void) dealloc {
5867     [self clearSource];
5868     [super dealloc];
5869 }
5870
5871 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5872     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5873         UIView *content([self contentView]);
5874         CGRect bounds([content bounds]);
5875
5876         content_ = [[ContentView alloc] initWithFrame:bounds];
5877         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5878         [content_ setBackgroundColor:[UIColor whiteColor]];
5879         [content addSubview:content_];
5880
5881         [content_ setDelegate:self];
5882         [content_ setOpaque:YES];
5883     } return self;
5884 }
5885
5886 - (void) drawContentRect:(CGRect)rect {
5887     bool highlighted(highlighted_);
5888     float width(rect.size.width);
5889
5890     if (icon_ != nil)
5891         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5892
5893     if (highlighted)
5894         UISetColor(White_);
5895
5896     if (!highlighted)
5897         UISetColor(Black_);
5898     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5899
5900     if (!highlighted)
5901         UISetColor(Blue_);
5902     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5903
5904     if (!highlighted)
5905         UISetColor(Gray_);
5906     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 40) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5907 }
5908
5909 @end
5910 /* }}} */
5911 /* Source Table {{{ */
5912 @interface SourceController : CYViewController <
5913     UITableViewDataSource,
5914     UITableViewDelegate
5915 > {
5916     _transient Database *database_;
5917     UITableView *list_;
5918     NSMutableArray *sources_;
5919     int offset_;
5920
5921     NSString *href_;
5922     UIProgressHUD *hud_;
5923     NSError *error_;
5924
5925     //NSURLConnection *installer_;
5926     NSURLConnection *trivial_;
5927     NSURLConnection *trivial_bz2_;
5928     NSURLConnection *trivial_gz_;
5929     //NSURLConnection *automatic_;
5930
5931     BOOL cydia_;
5932 }
5933
5934 - (id) initWithDatabase:(Database *)database;
5935
5936 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
5937
5938 @end
5939
5940 @implementation SourceController
5941
5942 - (void) _releaseConnection:(NSURLConnection *)connection {
5943     if (connection != nil) {
5944         [connection cancel];
5945         //[connection setDelegate:nil];
5946         [connection release];
5947     }
5948 }
5949
5950 - (void) dealloc {
5951     if (href_ != nil)
5952         [href_ release];
5953     if (hud_ != nil)
5954         [hud_ release];
5955     if (error_ != nil)
5956         [error_ release];
5957
5958     //[self _releaseConnection:installer_];
5959     [self _releaseConnection:trivial_];
5960     [self _releaseConnection:trivial_gz_];
5961     [self _releaseConnection:trivial_bz2_];
5962     //[self _releaseConnection:automatic_];
5963
5964     [sources_ release];
5965     [list_ release];
5966     [super dealloc];
5967 }
5968
5969 - (void) viewDidAppear:(BOOL)animated {
5970     [super viewDidAppear:animated];
5971     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5972 }
5973
5974 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
5975     return offset_ == 0 ? 1 : 2;
5976 }
5977
5978 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
5979     switch (section + (offset_ == 0 ? 1 : 0)) {
5980         case 0: return UCLocalize("ENTERED_BY_USER");
5981         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
5982
5983         _nodefault
5984     }
5985 }
5986
5987 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5988     int count = [sources_ count];
5989     switch (section) {
5990         case 0: return (offset_ == 0 ? count : offset_);
5991         case 1: return count - offset_;
5992
5993         _nodefault
5994     }
5995 }
5996
5997 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
5998     unsigned idx = 0;
5999     switch (indexPath.section) {
6000         case 0: idx = indexPath.row; break;
6001         case 1: idx = indexPath.row + offset_; break;
6002
6003         _nodefault
6004     }
6005     return [sources_ objectAtIndex:idx];
6006 }
6007
6008 - (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6009     Source *source = [self sourceAtIndexPath:indexPath];
6010     return [source description] == nil ? 56 : 73;
6011 }
6012
6013 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6014     static NSString *cellIdentifier = @"SourceCell";
6015
6016     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
6017     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
6018     [cell setSource:[self sourceAtIndexPath:indexPath]];
6019
6020     return cell;
6021 }
6022
6023 - (UITableViewCellAccessoryType) tableView:(UITableView *)tableView accessoryTypeForRowWithIndexPath:(NSIndexPath *)indexPath {
6024     return UITableViewCellAccessoryDisclosureIndicator;
6025 }
6026
6027 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
6028     Source *source = [self sourceAtIndexPath:indexPath];
6029
6030     FilteredPackageController *packages = [[[FilteredPackageController alloc]
6031         initWithDatabase:database_
6032         title:[source label]
6033         filter:@selector(isVisibleInSource:)
6034         with:source
6035     ] autorelease];
6036
6037     [packages setDelegate:delegate_];
6038
6039     [[self navigationController] pushViewController:packages animated:YES];
6040 }
6041
6042 - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
6043     Source *source = [self sourceAtIndexPath:indexPath];
6044     return [source record] != nil;
6045 }
6046
6047 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
6048     Source *source = [self sourceAtIndexPath:indexPath];
6049     [Sources_ removeObjectForKey:[source key]];
6050     [delegate_ syncData];
6051 }
6052
6053 - (void) complete {
6054     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
6055         @"deb", @"Type",
6056         href_, @"URI",
6057         @"./", @"Distribution",
6058     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
6059
6060     [delegate_ syncData];
6061 }
6062
6063 - (NSString *) getWarning {
6064     NSString *href(href_);
6065     NSRange colon([href rangeOfString:@"://"]);
6066     if (colon.location != NSNotFound)
6067         href = [href substringFromIndex:(colon.location + 3)];
6068     href = [href stringByAddingPercentEscapes];
6069     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
6070     href = [href stringByCachingURLWithCurrentCDN];
6071
6072     NSURL *url([NSURL URLWithString:href]);
6073
6074     NSStringEncoding encoding;
6075     NSError *error(nil);
6076
6077     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
6078         return [warning length] == 0 ? nil : warning;
6079     return nil;
6080 }
6081
6082 - (void) _endConnection:(NSURLConnection *)connection {
6083     // XXX: the memory management in this method is horribly awkward
6084
6085     NSURLConnection **field = NULL;
6086     if (connection == trivial_)
6087         field = &trivial_;
6088     else if (connection == trivial_bz2_)
6089         field = &trivial_bz2_;
6090     else if (connection == trivial_gz_)
6091         field = &trivial_gz_;
6092     _assert(field != NULL);
6093     [connection release];
6094     *field = nil;
6095
6096     if (
6097         trivial_ == nil &&
6098         trivial_bz2_ == nil &&
6099         trivial_gz_ == nil
6100     ) {
6101         bool defer(false);
6102
6103         if (cydia_) {
6104             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
6105                 defer = true;
6106
6107                 UIAlertView *alert = [[[UIAlertView alloc]
6108                     initWithTitle:UCLocalize("SOURCE_WARNING")
6109                     message:warning
6110                     delegate:self
6111                     cancelButtonTitle:UCLocalize("CANCEL")
6112                     otherButtonTitles:UCLocalize("ADD_ANYWAY"), nil
6113                 ] autorelease];
6114
6115                 [alert setContext:@"warning"];
6116                 [alert setNumberOfRows:1];
6117                 [alert show];
6118             } else
6119                 [self complete];
6120         } else if (error_ != nil) {
6121             UIAlertView *alert = [[[UIAlertView alloc]
6122                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
6123                 message:[error_ localizedDescription]
6124                 delegate:self
6125                 cancelButtonTitle:UCLocalize("OK")
6126                 otherButtonTitles:nil
6127             ] autorelease];
6128
6129             [alert setContext:@"urlerror"];
6130             [alert show];
6131         } else {
6132             UIAlertView *alert = [[[UIAlertView alloc]
6133                 initWithTitle:UCLocalize("NOT_REPOSITORY")
6134                 message:UCLocalize("NOT_REPOSITORY_EX")
6135                 delegate:self
6136                 cancelButtonTitle:UCLocalize("OK")
6137                 otherButtonTitles:nil
6138             ] autorelease];
6139
6140             [alert setContext:@"trivial"];
6141             [alert show];
6142         }
6143
6144         [delegate_ setStatusBarShowsProgress:NO];
6145         [delegate_ removeProgressHUD:hud_];
6146
6147         [hud_ autorelease];
6148         hud_ = nil;
6149
6150         if (!defer) {
6151             [href_ release];
6152             href_ = nil;
6153         }
6154
6155         if (error_ != nil) {
6156             [error_ release];
6157             error_ = nil;
6158         }
6159     }
6160 }
6161
6162 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
6163     switch ([response statusCode]) {
6164         case 200:
6165             cydia_ = YES;
6166     }
6167 }
6168
6169 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
6170     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
6171     if (error_ != nil)
6172         error_ = [error retain];
6173     [self _endConnection:connection];
6174 }
6175
6176 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
6177     [self _endConnection:connection];
6178 }
6179
6180 - (NSString *) title { return UCLocalize("SOURCES"); }
6181
6182 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
6183     NSMutableURLRequest *request = [NSMutableURLRequest
6184         requestWithURL:[NSURL URLWithString:href]
6185         cachePolicy:NSURLRequestUseProtocolCachePolicy
6186         timeoutInterval:120.0
6187     ];
6188
6189     [request setHTTPMethod:method];
6190
6191     if (Machine_ != NULL)
6192         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
6193     if (UniqueID_ != nil)
6194         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6195     if (Role_ != nil)
6196         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
6197
6198     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
6199 }
6200
6201 - (void)alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
6202     NSString *context([alert context]);
6203
6204     if ([context isEqualToString:@"source"]) {
6205         switch (button) {
6206             case 1: {
6207                 NSString *href = [[alert textField] text];
6208
6209                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
6210
6211                 if (![href hasSuffix:@"/"])
6212                     href_ = [href stringByAppendingString:@"/"];
6213                 else
6214                     href_ = href;
6215                 href_ = [href_ retain];
6216
6217                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
6218                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
6219                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
6220                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
6221
6222                 cydia_ = false;
6223
6224                 // XXX: this is stupid
6225                 hud_ = [[delegate_ addProgressHUD] retain];
6226                 [hud_ setText:UCLocalize("VERIFYING_URL")];
6227             } break;
6228
6229             case 0:
6230             break;
6231
6232             _nodefault
6233         }
6234
6235         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6236     } else if ([context isEqualToString:@"trivial"])
6237         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6238     else if ([context isEqualToString:@"urlerror"])
6239         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6240     else if ([context isEqualToString:@"warning"]) {
6241         switch (button) {
6242             case 1:
6243                 [self complete];
6244             break;
6245
6246             case 0:
6247             break;
6248
6249             _nodefault
6250         }
6251
6252         [href_ release];
6253         href_ = nil;
6254
6255         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6256     }
6257 }
6258
6259 - (id) initWithDatabase:(Database *)database {
6260     if ((self = [super init]) != nil) {
6261         [[self navigationItem] setTitle:UCLocalize("SOURCES")];
6262         [self updateButtonsForEditingStatus:NO animated:NO];
6263
6264         database_ = database;
6265         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
6266
6267         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6268         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6269         [[self view] addSubview:list_];
6270
6271         [list_ setDataSource:self];
6272         [list_ setDelegate:self];
6273
6274         [self reloadData];
6275     } return self;
6276 }
6277
6278 - (void) reloadData {
6279     pkgSourceList list;
6280     if (!list.ReadMainList())
6281         return;
6282
6283     [sources_ removeAllObjects];
6284     [sources_ addObjectsFromArray:[database_ sources]];
6285     _trace();
6286     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
6287     _trace();
6288
6289     int count([sources_ count]);
6290     offset_ = 0;
6291     for (int i = 0; i != count; i++) {
6292         if ([[sources_ objectAtIndex:i] record] == nil)
6293             break;
6294         offset_++;
6295     }
6296
6297     [list_ setEditing:NO];
6298     [self updateButtonsForEditingStatus:NO animated:NO];
6299     [list_ reloadData];
6300 }
6301
6302 - (void) addButtonClicked {
6303     /*[book_ pushPage:[[[AddSourceController alloc]
6304         initWithBook:book_
6305         database:database_
6306     ] autorelease]];*/
6307
6308     UIAlertView *alert = [[[UIAlertView alloc]
6309         initWithTitle:UCLocalize("ENTER_APT_URL")
6310         message:nil
6311         delegate:self
6312         cancelButtonTitle:UCLocalize("CANCEL")
6313         otherButtonTitles:UCLocalize("ADD_SOURCE"), nil
6314     ] autorelease];
6315
6316     [alert setContext:@"source"];
6317     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
6318
6319     [alert setNumberOfRows:1];
6320     [alert addTextFieldWithValue:@"http://" label:@""];
6321
6322     UITextInputTraits *traits = [[alert textField] textInputTraits];
6323     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
6324     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
6325     [traits setKeyboardType:UIKeyboardTypeURL];
6326     // XXX: UIReturnKeyDone
6327     [traits setReturnKeyType:UIReturnKeyNext];
6328
6329     [alert show];
6330 }
6331
6332 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
6333     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
6334         initWithTitle:UCLocalize("ADD")
6335         style:UIBarButtonItemStylePlain
6336         target:self
6337         action:@selector(addButtonClicked)
6338     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
6339
6340     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6341         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
6342         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
6343         target:self
6344         action:@selector(editButtonClicked)
6345     ] autorelease] animated:animated];
6346
6347     if (IsWildcat_ && !editing)
6348         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6349             initWithTitle:UCLocalize("SETTINGS")
6350             style:UIBarButtonItemStylePlain
6351             target:self
6352             action:@selector(settingsButtonClicked)
6353         ] autorelease]];
6354 }
6355
6356 - (void) settingsButtonClicked {
6357     [delegate_ showSettings];
6358 }
6359
6360 - (void) editButtonClicked {
6361     [list_ setEditing:![list_ isEditing] animated:YES];
6362
6363     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
6364 }
6365
6366 @end
6367 /* }}} */
6368
6369 /* Installed Controller {{{ */
6370 @interface InstalledController : FilteredPackageController {
6371     BOOL expert_;
6372 }
6373
6374 - (id) initWithDatabase:(Database *)database;
6375
6376 - (void) updateRoleButton;
6377 - (void) queueStatusDidChange;
6378
6379 @end
6380
6381 @implementation InstalledController
6382
6383 - (void) dealloc {
6384     [super dealloc];
6385 }
6386
6387 - (NSString *) title { return UCLocalize("INSTALLED"); }
6388
6389 - (id) initWithDatabase:(Database *)database {
6390     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
6391         [self updateRoleButton];
6392         [self queueStatusDidChange];
6393     } return self;
6394 }
6395
6396 #if !AlwaysReload
6397 - (void) queueButtonClicked {
6398     [delegate_ queue];
6399 }
6400 #endif
6401
6402 - (void) queueStatusDidChange {
6403 #if !AlwaysReload
6404     if (IsWildcat_) {
6405         if (Queuing_) {
6406             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6407                 initWithTitle:UCLocalize("QUEUE")
6408                 style:UIBarButtonItemStyleDone
6409                 target:self
6410                 action:@selector(queueButtonClicked)
6411             ] autorelease]];
6412         } else {
6413             [[self navigationItem] setLeftBarButtonItem:nil];
6414         }
6415     }
6416 #endif
6417 }
6418
6419 - (void) reloadData {
6420     [packages_ reloadData];
6421 }
6422
6423 - (void) updateRoleButton {
6424     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
6425         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6426             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
6427             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
6428             target:self
6429             action:@selector(roleButtonClicked)
6430         ] autorelease]];
6431 }
6432
6433 - (void) roleButtonClicked {
6434     [packages_ setObject:[NSNumber numberWithBool:expert_]];
6435     [packages_ reloadData];
6436     expert_ = !expert_;
6437
6438     [self updateRoleButton];
6439 }
6440
6441 - (void) setDelegate:(id)delegate {
6442     [super setDelegate:delegate];
6443     [packages_ setDelegate:delegate];
6444 }
6445
6446 @end
6447 /* }}} */
6448
6449 /* Home Controller {{{ */
6450 @interface HomeController : CYBrowserController {
6451 }
6452
6453 @end
6454
6455 @implementation HomeController
6456
6457 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6458     [super _setMoreHeaders:request];
6459
6460     if (ChipID_ != nil)
6461         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6462     if (UniqueID_ != nil)
6463         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6464     if (PLMN_ != nil)
6465         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6466 }
6467
6468 - (void) aboutButtonClicked {
6469     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6470
6471     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6472     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6473     [alert setCancelButtonIndex:0];
6474
6475     [alert setMessage:
6476         @"Copyright (C) 2008-2010\n"
6477         "Jay Freeman (saurik)\n"
6478         "saurik@saurik.com\n"
6479         "http://www.saurik.com/"
6480     ];
6481
6482     [alert show];
6483 }
6484
6485 - (void) viewWillAppear:(BOOL)animated {
6486     [super viewWillAppear:animated];
6487     //[[self navigationController] setNavigationBarHidden:YES animated:animated];
6488 }
6489
6490 - (void) viewWillDisappear:(BOOL)animated {
6491     [super viewWillDisappear:animated];
6492     //[[self navigationController] setNavigationBarHidden:NO animated:animated];
6493 }
6494
6495 - (id) init {
6496     if ((self = [super init]) != nil) {
6497         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6498             initWithTitle:UCLocalize("ABOUT")
6499             style:UIBarButtonItemStylePlain
6500             target:self
6501             action:@selector(aboutButtonClicked)
6502         ] autorelease]];
6503     } return self;
6504 }
6505
6506 @end
6507 /* }}} */
6508 /* Manage Controller {{{ */
6509 @interface ManageController : CYBrowserController {
6510 }
6511
6512 - (void) queueStatusDidChange;
6513 @end
6514
6515 @implementation ManageController
6516
6517 - (id) init {
6518     if ((self = [super init]) != nil) {
6519         [[self navigationItem] setTitle:UCLocalize("MANAGE")];
6520
6521         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6522             initWithTitle:UCLocalize("SETTINGS")
6523             style:UIBarButtonItemStylePlain
6524             target:self
6525             action:@selector(settingsButtonClicked)
6526         ] autorelease]];
6527
6528         [self queueStatusDidChange];
6529     } return self;
6530 }
6531
6532 - (void) settingsButtonClicked {
6533     [delegate_ showSettings];
6534 }
6535
6536 #if !AlwaysReload
6537 - (void) queueButtonClicked {
6538     [delegate_ queue];
6539 }
6540
6541 - (void) applyLoadingTitle {
6542     // No "Loading" title.
6543 }
6544
6545 - (void) applyRightButton {
6546     // No right button.
6547 }
6548 #endif
6549
6550 - (void) queueStatusDidChange {
6551 #if !AlwaysReload
6552     if (!IsWildcat_ && Queuing_) {
6553         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6554             initWithTitle:UCLocalize("QUEUE")
6555             style:UIBarButtonItemStyleDone
6556             target:self
6557             action:@selector(queueButtonClicked)
6558         ] autorelease]];
6559     } else {
6560         [[self navigationItem] setRightBarButtonItem:nil];
6561     }
6562 #endif
6563 }
6564
6565 - (bool) isLoading {
6566     return false;
6567 }
6568
6569 @end
6570 /* }}} */
6571
6572 /* Refresh Bar {{{ */
6573 @interface RefreshBar : UINavigationBar {
6574     UIProgressIndicator *indicator_;
6575     UITextLabel *prompt_;
6576     UIProgressBar *progress_;
6577     UINavigationButton *cancel_;
6578 }
6579
6580 @end
6581
6582 @implementation RefreshBar
6583
6584 - (void) dealloc {
6585     [indicator_ release];
6586     [prompt_ release];
6587     [progress_ release];
6588     [cancel_ release];
6589     [super dealloc];
6590 }
6591
6592 - (void) positionViews {
6593     CGRect frame = [cancel_ frame];
6594     frame.size = [cancel_ sizeThatFits:frame.size];
6595     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6596     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6597     [cancel_ setFrame:frame];
6598
6599     CGSize prgsize = {75, 100};
6600     CGRect prgrect = {{
6601         [self frame].size.width - prgsize.width - 10,
6602         ([self frame].size.height - prgsize.height) / 2
6603     } , prgsize};
6604     [progress_ setFrame:prgrect];
6605
6606     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6607     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6608     CGRect indrect = {{indoffset, indoffset}, indsize};
6609     [indicator_ setFrame:indrect];
6610
6611     CGSize prmsize = {215, indsize.height + 4};
6612     CGRect prmrect = {{
6613         indoffset * 2 + indsize.width,
6614         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6615     }, prmsize};
6616     [prompt_ setFrame:prmrect];
6617 }
6618
6619 - (void)setFrame:(CGRect)frame {
6620     [super setFrame:frame];
6621
6622     [self positionViews];
6623 }
6624
6625 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6626     if ((self = [super initWithFrame:frame])) {
6627         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6628
6629         [self setBarStyle:UIBarStyleBlack];
6630
6631         UIBarStyle barstyle([self _barStyle:NO]);
6632         bool ugly(barstyle == UIBarStyleDefault);
6633
6634         UIProgressIndicatorStyle style = ugly ?
6635             UIProgressIndicatorStyleMediumBrown :
6636             UIProgressIndicatorStyleMediumWhite;
6637
6638         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6639         [indicator_ setStyle:style];
6640         [indicator_ startAnimation];
6641         [self addSubview:indicator_];
6642
6643         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6644         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6645         [prompt_ setBackgroundColor:[UIColor clearColor]];
6646         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6647         [self addSubview:prompt_];
6648
6649         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6650         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6651         [progress_ setStyle:0];
6652         [self addSubview:progress_];
6653
6654         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6655         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6656         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6657         [cancel_ setBarStyle:barstyle];
6658
6659         [self positionViews];
6660     } return self;
6661 }
6662
6663 - (void) cancel {
6664     [cancel_ removeFromSuperview];
6665 }
6666
6667 - (void) start {
6668     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6669     [progress_ setProgress:0];
6670     [self addSubview:cancel_];
6671 }
6672
6673 - (void) stop {
6674     [cancel_ removeFromSuperview];
6675 }
6676
6677 - (void) setPrompt:(NSString *)prompt {
6678     [prompt_ setText:prompt];
6679 }
6680
6681 - (void) setProgress:(float)progress {
6682     [progress_ setProgress:progress];
6683 }
6684
6685 @end
6686 /* }}} */
6687
6688 @class CYNavigationController;
6689
6690 /* Cydia Tab Bar Controller {{{ */
6691 @interface CYTabBarController : UITabBarController <
6692     ProgressDelegate
6693 > {
6694     _transient Database *database_;
6695     RefreshBar *refreshbar_;
6696
6697     bool dropped_;
6698     bool updating_;
6699     // XXX: ok, "updatedelegate_"?...
6700     _transient NSObject<CydiaDelegate> *updatedelegate_;
6701
6702     id root_;
6703 }
6704
6705 - (void) dropBar:(BOOL)animated;
6706 - (void) beginUpdate;
6707 - (void) raiseBar:(BOOL)animated;
6708 - (BOOL) updating;
6709
6710 @end
6711
6712 @implementation CYTabBarController
6713
6714 /* XXX: some logic should probably go here related to
6715 freeing the view controllers on tab change */
6716
6717 - (void) reloadData {
6718     size_t count([[self viewControllers] count]);
6719     for (size_t i(0); i != count; ++i) {
6720         CYNavigationController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
6721         [page reloadData];
6722     }
6723 }
6724
6725 - (id) initWithDatabase:(Database *)database {
6726     if ((self = [super init]) != nil) {
6727         database_ = database;
6728
6729         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6730         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6731
6732         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6733     } return self;
6734 }
6735
6736 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
6737     return IsWildcat_ || orientation == UIInterfaceOrientationPortrait;
6738 }
6739
6740 - (void) setUpdate:(NSDate *)date {
6741     [self beginUpdate];
6742 }
6743
6744 - (void) beginUpdate {
6745     [refreshbar_ start];
6746     [self dropBar:YES];
6747
6748     [updatedelegate_ retainNetworkActivityIndicator];
6749     updating_ = true;
6750
6751     [NSThread
6752         detachNewThreadSelector:@selector(performUpdate)
6753         toTarget:self
6754         withObject:nil
6755     ];
6756 }
6757
6758 - (void) performUpdate { _pooled
6759     Status status;
6760     status.setDelegate(self);
6761     [database_ updateWithStatus:status];
6762
6763     [self
6764         performSelectorOnMainThread:@selector(completeUpdate)
6765         withObject:nil
6766         waitUntilDone:NO
6767     ];
6768 }
6769
6770 - (void) stopUpdateWithSelector:(SEL)selector {
6771     updating_ = false;
6772     [updatedelegate_ releaseNetworkActivityIndicator];
6773
6774     [self raiseBar:YES];
6775     [refreshbar_ stop];
6776
6777     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6778 }
6779
6780 - (void) completeUpdate {
6781     if (!updating_)
6782         return;
6783     [self stopUpdateWithSelector:@selector(reloadData)];
6784 }
6785
6786 - (void) cancelUpdate {
6787     [self stopUpdateWithSelector:@selector(updateData)];
6788 }
6789
6790 - (void) cancelPressed {
6791     [self cancelUpdate];
6792 }
6793
6794 - (BOOL) updating {
6795     return updating_;
6796 }
6797
6798 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6799     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6800 }
6801
6802 - (void) startProgress {
6803 }
6804
6805 - (void) setProgressTitle:(NSString *)title {
6806     [self
6807         performSelectorOnMainThread:@selector(_setProgressTitle:)
6808         withObject:title
6809         waitUntilDone:YES
6810     ];
6811 }
6812
6813 - (bool) isCancelling:(size_t)received {
6814     return !updating_;
6815 }
6816
6817 - (void) setProgressPercent:(float)percent {
6818     [self
6819         performSelectorOnMainThread:@selector(_setProgressPercent:)
6820         withObject:[NSNumber numberWithFloat:percent]
6821         waitUntilDone:YES
6822     ];
6823 }
6824
6825 - (void) addProgressOutput:(NSString *)output {
6826     [self
6827         performSelectorOnMainThread:@selector(_addProgressOutput:)
6828         withObject:output
6829         waitUntilDone:YES
6830     ];
6831 }
6832
6833 - (void) _setProgressTitle:(NSString *)title {
6834     [refreshbar_ setPrompt:title];
6835 }
6836
6837 - (void) _setProgressPercent:(NSNumber *)percent {
6838     [refreshbar_ setProgress:[percent floatValue]];
6839 }
6840
6841 - (void) _addProgressOutput:(NSString *)output {
6842 }
6843
6844 - (void) setUpdateDelegate:(id)delegate {
6845     updatedelegate_ = delegate;
6846 }
6847
6848 - (CGFloat) statusBarHeight {
6849     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6850         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6851     } else {
6852         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6853     }
6854 }
6855
6856 - (UIView *) transitionView {
6857     if ([self respondsToSelector:@selector(_transitionView)])
6858         return [self _transitionView];
6859     else
6860         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6861 }
6862
6863 - (void) dropBar:(BOOL)animated {
6864     if (dropped_)
6865         return;
6866     dropped_ = true;
6867
6868     UIView *transition([self transitionView]);
6869     [[self view] addSubview:refreshbar_];
6870
6871     CGRect barframe([refreshbar_ frame]);
6872
6873     if (false) // XXX: _UIApplicationLinkedOnOrAfter(4)
6874         barframe.origin.y = [self statusBarHeight];
6875     else
6876         barframe.origin.y = 0;
6877
6878     [refreshbar_ setFrame:barframe];
6879
6880     if (animated)
6881         [UIView beginAnimations:nil context:NULL];
6882
6883     CGRect viewframe = [transition frame];
6884     viewframe.origin.y += barframe.size.height;
6885     viewframe.size.height -= barframe.size.height;
6886     [transition setFrame:viewframe];
6887
6888     if (animated)
6889         [UIView commitAnimations];
6890
6891     // Ensure bar has the proper width for our view, it might have changed
6892     barframe.size.width = viewframe.size.width;
6893     [refreshbar_ setFrame:barframe];
6894
6895     // XXX: fix Apple's layout bug
6896     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6897 }
6898
6899 - (void) raiseBar:(BOOL)animated {
6900     if (!dropped_)
6901         return;
6902     dropped_ = false;
6903
6904     UIView *transition([self transitionView]);
6905     [refreshbar_ removeFromSuperview];
6906
6907     CGRect barframe([refreshbar_ frame]);
6908
6909     if (animated)
6910         [UIView beginAnimations:nil context:NULL];
6911
6912     CGRect viewframe = [transition frame];
6913     viewframe.origin.y -= barframe.size.height;
6914     viewframe.size.height += barframe.size.height;
6915     [transition setFrame:viewframe];
6916
6917     if (animated)
6918         [UIView commitAnimations];
6919
6920     // XXX: fix Apple's layout bug
6921     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6922 }
6923
6924 #if 0
6925 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6926     // XXX: fix Apple's layout bug
6927     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6928 }
6929 #endif
6930
6931 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6932     bool dropped(dropped_);
6933
6934     if (dropped)
6935         [self raiseBar:NO];
6936
6937     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6938
6939     if (dropped)
6940         [self dropBar:NO];
6941
6942     // XXX: fix Apple's layout bug
6943     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6944 }
6945
6946 - (void) statusBarFrameChanged:(NSNotification *)notification {
6947     if (dropped_) {
6948         [self raiseBar:NO];
6949         [self dropBar:NO];
6950     }
6951 }
6952
6953 - (void) dealloc {
6954     [refreshbar_ release];
6955     [[NSNotificationCenter defaultCenter] removeObserver:self];
6956     [super dealloc];
6957 }
6958
6959 @end
6960 /* }}} */
6961
6962 /* Cydia Navigation Controller {{{ */
6963 @interface CYNavigationController : UINavigationController {
6964     _transient Database *database_;
6965     _transient id<UINavigationControllerDelegate> delegate_;
6966 }
6967
6968 - (id) initWithDatabase:(Database *)database;
6969 - (void) reloadData;
6970
6971 @end
6972
6973
6974 @implementation CYNavigationController
6975
6976 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
6977     // Inherit autorotation settings for modal parents.
6978     if ([self parentViewController] && [[self parentViewController] modalViewController] == self) {
6979         return [[self parentViewController] shouldAutorotateToInterfaceOrientation:orientation];
6980     } else {
6981         return [super shouldAutorotateToInterfaceOrientation:orientation];
6982     }
6983 }
6984
6985 - (void) dealloc {
6986     [super dealloc];
6987 }
6988
6989 - (void) reloadData {
6990     size_t count([[self viewControllers] count]);
6991     for (size_t i(0); i != count; ++i) {
6992         CYViewController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
6993         [page reloadData];
6994     }
6995 }
6996
6997 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6998     delegate_ = delegate;
6999 }
7000
7001 - (id) initWithDatabase:(Database *)database {
7002     if ((self = [super init]) != nil) {
7003         database_ = database;
7004     } return self;
7005 }
7006
7007 @end
7008 /* }}} */
7009 /* Cydia:// Protocol {{{ */
7010 @interface CydiaURLProtocol : NSURLProtocol {
7011 }
7012
7013 @end
7014
7015 @implementation CydiaURLProtocol
7016
7017 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7018     NSURL *url([request URL]);
7019     if (url == nil)
7020         return NO;
7021     NSString *scheme([[url scheme] lowercaseString]);
7022     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
7023         return NO;
7024     return YES;
7025 }
7026
7027 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7028     return request;
7029 }
7030
7031 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7032     id<NSURLProtocolClient> client([self client]);
7033     if (icon == nil)
7034         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7035     else {
7036         NSData *data(UIImagePNGRepresentation(icon));
7037
7038         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7039         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7040         [client URLProtocol:self didLoadData:data];
7041         [client URLProtocolDidFinishLoading:self];
7042     }
7043 }
7044
7045 - (void) startLoading {
7046     id<NSURLProtocolClient> client([self client]);
7047     NSURLRequest *request([self request]);
7048
7049     NSURL *url([request URL]);
7050     NSString *href([url absoluteString]);
7051
7052     NSString *path([href substringFromIndex:8]);
7053     NSRange slash([path rangeOfString:@"/"]);
7054
7055     NSString *command;
7056     if (slash.location == NSNotFound) {
7057         command = path;
7058         path = nil;
7059     } else {
7060         command = [path substringToIndex:slash.location];
7061         path = [path substringFromIndex:(slash.location + 1)];
7062     }
7063
7064     Database *database([Database sharedInstance]);
7065
7066     if ([command isEqualToString:@"package-icon"]) {
7067         if (path == nil)
7068             goto fail;
7069         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7070         Package *package([database packageWithName:path]);
7071         if (package == nil)
7072             goto fail;
7073         UIImage *icon([package icon]);
7074         [self _returnPNGWithImage:icon forRequest:request];
7075     } else if ([command isEqualToString:@"source-icon"]) {
7076         if (path == nil)
7077             goto fail;
7078         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7079         NSString *source(Simplify(path));
7080         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7081         if (icon == nil)
7082             icon = [UIImage applicationImageNamed:@"unknown.png"];
7083         [self _returnPNGWithImage:icon forRequest:request];
7084     } else if ([command isEqualToString:@"uikit-image"]) {
7085         if (path == nil)
7086             goto fail;
7087         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7088         UIImage *icon(_UIImageWithName(path));
7089         [self _returnPNGWithImage:icon forRequest:request];
7090     } else if ([command isEqualToString:@"section-icon"]) {
7091         if (path == nil)
7092             goto fail;
7093         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7094         NSString *section(Simplify(path));
7095         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7096         if (icon == nil)
7097             icon = [UIImage applicationImageNamed:@"unknown.png"];
7098         [self _returnPNGWithImage:icon forRequest:request];
7099     } else fail: {
7100         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7101     }
7102 }
7103
7104 - (void) stopLoading {
7105 }
7106
7107 @end
7108 /* }}} */
7109
7110 /* Sections Controller {{{ */
7111 @interface CYSectionsController : CYViewController <
7112     UITableViewDataSource,
7113     UITableViewDelegate
7114 > {
7115     _transient Database *database_;
7116     NSMutableArray *sections_;
7117     NSMutableArray *filtered_;
7118     UITableView *list_;
7119     UIView *accessory_;
7120     BOOL editing_;
7121 }
7122
7123 - (id) initWithDatabase:(Database *)database;
7124 - (void) reloadData;
7125 - (void) resetView;
7126
7127 - (void) editButtonClicked;
7128
7129 @end
7130
7131 @implementation CYSectionsController
7132
7133 - (void) dealloc {
7134     [list_ setDataSource:nil];
7135     [list_ setDelegate:nil];
7136
7137     [sections_ release];
7138     [filtered_ release];
7139     [list_ release];
7140     [accessory_ release];
7141     [super dealloc];
7142 }
7143
7144 - (void) setEditing:(BOOL)editing {
7145     if ((editing_ = editing))
7146         [list_ reloadData];
7147     else
7148         [delegate_ updateData];
7149
7150     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7151     [[[self navigationItem] rightBarButtonItem] setTitle:[sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT")];
7152     [[[self navigationItem] rightBarButtonItem] setStyle:editing_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain];
7153 }
7154
7155 - (void) viewDidAppear:(BOOL)animated {
7156     [super viewDidAppear:animated];
7157     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7158 }
7159
7160 - (void) viewWillDisappear:(BOOL)animated {
7161     [super viewWillDisappear:animated];
7162     if (editing_) [self setEditing:NO];
7163 }
7164
7165 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7166     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7167     return section;
7168 }
7169
7170 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7171     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7172 }
7173
7174 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7175     return 45.0f;
7176 }*/
7177
7178 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7179     static NSString *reuseIdentifier = @"SectionCell";
7180
7181     SectionCell *cell = (SectionCell *) [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7182     if (cell == nil)
7183         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7184
7185     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7186
7187     return cell;
7188 }
7189
7190 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7191     if (editing_)
7192         return;
7193
7194     Section *section = [self sectionAtIndexPath:indexPath];
7195     NSString *name = [section name];
7196     NSString *title;
7197
7198     if ([indexPath row] == 0) {
7199         section = nil;
7200         name = nil;
7201         title = UCLocalize("ALL_PACKAGES");
7202     } else {
7203         if (name != nil) {
7204             name = [NSString stringWithString:name];
7205             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7206         } else {
7207             name = @"";
7208             title = UCLocalize("NO_SECTION");
7209         }
7210     }
7211
7212     FilteredPackageController *table = [[[FilteredPackageController alloc]
7213         initWithDatabase:database_
7214         title:title
7215         filter:@selector(isVisibleInSection:)
7216         with:name
7217     ] autorelease];
7218
7219     [table setDelegate:delegate_];
7220
7221     [[self navigationController] pushViewController:table animated:YES];
7222 }
7223
7224 - (NSString *) title { return UCLocalize("SECTIONS"); }
7225
7226 - (id) initWithDatabase:(Database *)database {
7227     if ((self = [super init]) != nil) {
7228         database_ = database;
7229
7230         [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7231
7232         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7233         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7234
7235         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7236         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7237         [list_ setRowHeight:45.0f];
7238         [[self view] addSubview:list_];
7239
7240         [list_ setDataSource:self];
7241         [list_ setDelegate:self];
7242
7243         [self reloadData];
7244     } return self;
7245 }
7246
7247 - (void) reloadData {
7248     NSArray *packages = [database_ packages];
7249
7250     [sections_ removeAllObjects];
7251     [filtered_ removeAllObjects];
7252
7253     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7254
7255     _trace();
7256     for (Package *package in packages) {
7257         NSString *name([package section]);
7258         NSString *key(name == nil ? @"" : name);
7259
7260         Section *section;
7261
7262         _profile(SectionsView$reloadData$Section)
7263             section = [sections objectForKey:key];
7264             if (section == nil) {
7265                 _profile(SectionsView$reloadData$Section$Allocate)
7266                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
7267                     [sections setObject:section forKey:key];
7268                 _end
7269             }
7270         _end
7271
7272         [section addToCount];
7273
7274         _profile(SectionsView$reloadData$Filter)
7275             if (![package valid] || ![package visible])
7276                 continue;
7277         _end
7278
7279         [section addToRow];
7280     }
7281     _trace();
7282
7283     [sections_ addObjectsFromArray:[sections allValues]];
7284
7285     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7286
7287     for (Section *section in sections_) {
7288         size_t count([section row]);
7289         if (count == 0)
7290             continue;
7291
7292         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7293         [section setCount:count];
7294         [filtered_ addObject:section];
7295     }
7296
7297     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7298         initWithTitle:([sections_ count] == 0 ? nil : UCLocalize("EDIT"))
7299         style:UIBarButtonItemStylePlain
7300         target:self
7301         action:@selector(editButtonClicked)
7302     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7303
7304     [list_ reloadData];
7305     _trace();
7306 }
7307
7308 - (void) resetView {
7309     if (editing_)
7310         [self editButtonClicked];
7311 }
7312
7313 - (void)editButtonClicked {
7314     [self setEditing:!editing_];
7315 }
7316
7317 - (UIView *) accessoryView {
7318     return accessory_;
7319 }
7320
7321 @end
7322 /* }}} */
7323 /* Changes Controller {{{ */
7324 @interface ChangesController : CYViewController <
7325     UITableViewDataSource,
7326     UITableViewDelegate
7327 > {
7328     _transient Database *database_;
7329     unsigned era_;
7330     CFMutableArrayRef packages_;
7331     NSMutableArray *sections_;
7332     UITableView *list_;
7333     unsigned upgrades_;
7334     BOOL hasSentFirstLoad_;
7335 }
7336
7337 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
7338 - (void) reloadData;
7339
7340 @end
7341
7342 @implementation ChangesController
7343
7344 - (void) dealloc {
7345     [list_ setDelegate:nil];
7346     [list_ setDataSource:nil];
7347
7348     CFRelease(packages_);
7349
7350     [sections_ release];
7351     [list_ release];
7352     [super dealloc];
7353 }
7354
7355 - (void) viewDidAppear:(BOOL)animated {
7356     [super viewDidAppear:animated];
7357     if (!hasSentFirstLoad_) {
7358         hasSentFirstLoad_ = YES;
7359         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7360     } else {
7361         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7362     }
7363 }
7364
7365 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7366     NSInteger count([sections_ count]);
7367     return count == 0 ? 1 : count;
7368 }
7369
7370 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7371     if ([sections_ count] == 0)
7372         return nil;
7373     return [[sections_ objectAtIndex:section] name];
7374 }
7375
7376 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7377     if ([sections_ count] == 0)
7378         return 0;
7379     return [[sections_ objectAtIndex:section] count];
7380 }
7381
7382 - (Package *) packageAtIndex:(NSUInteger)index {
7383     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7384 }
7385
7386 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7387 @synchronized (database_) {
7388     if ([database_ era] != era_)
7389         return nil;
7390
7391     Section *section([sections_ objectAtIndex:[path section]]);
7392     NSInteger row([path row]);
7393     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7394 } }
7395
7396 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7397     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7398     if (cell == nil)
7399         cell = [[[PackageCell alloc] init] autorelease];
7400     [cell setPackage:[self packageAtIndexPath:path]];
7401     return cell;
7402 }
7403
7404 /*- (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
7405     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
7406 }*/
7407
7408 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7409     Package *package([self packageAtIndexPath:path]);
7410     PackageController *view([delegate_ packageController]);
7411     [view setDelegate:delegate_];
7412     [view setPackage:package];
7413     [[self navigationController] pushViewController:view animated:YES];
7414     return path;
7415 }
7416
7417 - (void) refreshButtonClicked {
7418     [delegate_ beginUpdate];
7419     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7420 }
7421
7422 - (void) upgradeButtonClicked {
7423     [delegate_ distUpgrade];
7424 }
7425
7426 - (NSString *) title { return UCLocalize("CHANGES"); }
7427
7428 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
7429     if ((self = [super init]) != nil) {
7430         database_ = database;
7431         [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7432
7433         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7434
7435         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7436
7437         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7438         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7439         [list_ setRowHeight:73.0f];
7440         [[self view] addSubview:list_];
7441
7442         [list_ setDataSource:self];
7443         [list_ setDelegate:self];
7444
7445         delegate_ = delegate;
7446     } return self;
7447 }
7448
7449 - (void) _reloadPackages:(NSArray *)packages {
7450     _trace();
7451     for (Package *package in packages)
7452         if ([package upgradableAndEssential:YES] || [package visible])
7453             CFArrayAppendValue(packages_, package);
7454
7455     _trace();
7456     [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7457     _trace();
7458 }
7459
7460 - (void) reloadData {
7461     era_ = [database_ era];
7462     NSArray *packages = [database_ packages];
7463
7464     CFArrayRemoveAllValues(packages_);
7465
7466     [sections_ removeAllObjects];
7467
7468 #if 1
7469     UIProgressHUD *hud([delegate_ addProgressHUD]);
7470     [hud setText:UCLocalize("LOADING")];
7471     //NSLog(@"HUD:%@::%@", delegate_, hud);
7472     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7473     [delegate_ removeProgressHUD:hud];
7474 #else
7475     [self _reloadPackages:packages];
7476 #endif
7477
7478     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7479     Section *ignored = nil;
7480     Section *section = nil;
7481     time_t last = 0;
7482
7483     upgrades_ = 0;
7484     bool unseens = false;
7485
7486     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7487
7488     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7489         Package *package = [self packageAtIndex:offset];
7490
7491         BOOL uae = [package upgradableAndEssential:YES];
7492
7493         if (!uae) {
7494             unseens = true;
7495             time_t seen([package seen]);
7496
7497             if (section == nil || last != seen) {
7498                 last = seen;
7499
7500                 NSString *name;
7501                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7502                 [name autorelease];
7503
7504                 _profile(ChangesController$reloadData$Allocate)
7505                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7506                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7507                     [sections_ addObject:section];
7508                 _end
7509             }
7510
7511             [section addToCount];
7512         } else if ([package ignored]) {
7513             if (ignored == nil) {
7514                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7515             }
7516             [ignored addToCount];
7517         } else {
7518             ++upgrades_;
7519             [upgradable addToCount];
7520         }
7521     }
7522     _trace();
7523
7524     CFRelease(formatter);
7525
7526     if (unseens) {
7527         Section *last = [sections_ lastObject];
7528         size_t count = [last count];
7529         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7530         [sections_ removeLastObject];
7531     }
7532
7533     if ([ignored count] != 0)
7534         [sections_ insertObject:ignored atIndex:0];
7535     if (upgrades_ != 0)
7536         [sections_ insertObject:upgradable atIndex:0];
7537
7538     [list_ reloadData];
7539
7540     if (upgrades_ > 0)
7541         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7542             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7543             style:UIBarButtonItemStylePlain
7544             target:self
7545             action:@selector(upgradeButtonClicked)
7546         ] autorelease]];
7547
7548     if (![delegate_ updating])
7549         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7550             initWithTitle:UCLocalize("REFRESH")
7551             style:UIBarButtonItemStylePlain
7552             target:self
7553             action:@selector(refreshButtonClicked)
7554         ] autorelease]];
7555 }
7556
7557 @end
7558 /* }}} */
7559 /* Search Controller {{{ */
7560 @interface SearchController : FilteredPackageController <
7561     UISearchBarDelegate
7562 > {
7563     UISearchBar *search_;
7564 }
7565
7566 - (id) initWithDatabase:(Database *)database;
7567 - (void) reloadData;
7568
7569 @end
7570
7571 @implementation SearchController
7572
7573 - (void) dealloc {
7574     [search_ release];
7575     [super dealloc];
7576 }
7577
7578 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7579     [packages_ setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7580     [search_ resignFirstResponder];
7581     [self reloadData];
7582 }
7583
7584 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7585     [packages_ setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7586     [self reloadData];
7587 }
7588
7589 - (NSString *) title { return nil; }
7590
7591 - (id) initWithDatabase:(Database *)database {
7592     return [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil];
7593 }
7594
7595 - (void)viewDidAppear:(BOOL)animated {
7596     [super viewDidAppear:animated];
7597     if (!search_) {
7598         search_ = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7599         [search_ layoutSubviews];
7600         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7601
7602         UITextField *textField;
7603         if ([search_ respondsToSelector:@selector(searchField)])
7604             textField = [search_ searchField];
7605         else
7606             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7607
7608         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7609         [search_ setDelegate:self];
7610         [textField setEnablesReturnKeyAutomatically:NO];
7611         [[self navigationItem] setTitleView:textField];
7612     }
7613 }
7614
7615 - (void) _reloadData {
7616 }
7617
7618 - (void) reloadData {
7619     _profile(SearchController$reloadData)
7620         [packages_ reloadData];
7621     _end
7622     PrintTimes();
7623     [packages_ resetCursor];
7624 }
7625
7626 - (void) didSelectPackage:(Package *)package {
7627     [search_ resignFirstResponder];
7628     [super didSelectPackage:package];
7629 }
7630
7631 @end
7632 /* }}} */
7633 /* Settings Controller {{{ */
7634 @interface CYPackageSettingsController : CYViewController <
7635     UITableViewDataSource,
7636     UITableViewDelegate
7637 > {
7638     _transient Database *database_;
7639     NSString *name_;
7640     Package *package_;
7641     UITableView *table_;
7642     UISwitch *subscribedSwitch_;
7643     UISwitch *ignoredSwitch_;
7644     UITableViewCell *subscribedCell_;
7645     UITableViewCell *ignoredCell_;
7646 }
7647
7648 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7649
7650 @end
7651
7652 @implementation CYPackageSettingsController
7653
7654 - (void) dealloc {
7655     [name_ release];
7656     if (package_ != nil)
7657         [package_ release];
7658     [table_ release];
7659     [subscribedSwitch_ release];
7660     [ignoredSwitch_ release];
7661     [subscribedCell_ release];
7662     [ignoredCell_ release];
7663
7664     [super dealloc];
7665 }
7666
7667 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7668     if (package_ == nil)
7669         return 0;
7670
7671     return 1;
7672 }
7673
7674 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7675     if (package_ == nil)
7676         return 0;
7677
7678     return 2;
7679 }
7680
7681 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7682     return UCLocalize("SHOW_ALL_CHANGES_EX");
7683 }
7684
7685 - (void) onSubscribed:(id)control {
7686     bool value([control isOn]);
7687     if (package_ == nil)
7688         return;
7689     if ([package_ setSubscribed:value])
7690         [delegate_ updateData];
7691 }
7692
7693 - (void) onIgnored:(id)control {
7694     // TODO: set Held state - possibly call out to dpkg, etc.
7695 }
7696
7697 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7698     if (package_ == nil)
7699         return nil;
7700
7701     switch ([indexPath row]) {
7702         case 0: return subscribedCell_;
7703         case 1: return ignoredCell_;
7704
7705         _nodefault
7706     }
7707
7708     return nil;
7709 }
7710
7711 - (NSString *) title { return UCLocalize("SETTINGS"); }
7712
7713 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7714     if ((self = [super init])) {
7715         database_ = database;
7716         name_ = [package retain];
7717
7718         [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7719
7720         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7721         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7722         [[self view] addSubview:table_];
7723
7724         subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7725         [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7726         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7727
7728         ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7729         [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7730         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7731
7732         subscribedCell_ = [[UITableViewCell alloc] init];
7733         [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7734         [subscribedCell_ setAccessoryView:subscribedSwitch_];
7735         [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7736
7737         ignoredCell_ = [[UITableViewCell alloc] init];
7738         [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7739         [ignoredCell_ setAccessoryView:ignoredSwitch_];
7740         [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7741
7742         [table_ setDataSource:self];
7743         [table_ setDelegate:self];
7744         [self reloadData];
7745     } return self;
7746 }
7747
7748 - (void) reloadData {
7749     if (package_ != nil)
7750         [package_ autorelease];
7751     package_ = [database_ packageWithName:name_];
7752     if (package_ != nil) {
7753         [package_ retain];
7754         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7755         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7756     }
7757
7758     [table_ reloadData];
7759 }
7760
7761 @end
7762 /* }}} */
7763 /* Signature Controller {{{ */
7764 @interface SignatureController : CYBrowserController {
7765     _transient Database *database_;
7766     NSString *package_;
7767 }
7768
7769 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7770
7771 @end
7772
7773 @implementation SignatureController
7774
7775 - (void) dealloc {
7776     [package_ release];
7777     [super dealloc];
7778 }
7779
7780 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7781     // XXX: dude!
7782     [super webView:view didClearWindowObject:window forFrame:frame];
7783 }
7784
7785 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7786     if ((self = [super init]) != nil) {
7787         database_ = database;
7788         package_ = [package retain];
7789         [self reloadData];
7790     } return self;
7791 }
7792
7793 - (void) reloadData {
7794     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7795 }
7796
7797 @end
7798 /* }}} */
7799
7800 /* Role Controller {{{ */
7801 @interface CYSettingsController : CYViewController <
7802     UITableViewDataSource,
7803     UITableViewDelegate
7804 > {
7805     _transient Database *database_;
7806     // XXX: ok, "roledelegate_"?...
7807     _transient id roledelegate_;
7808     UITableView *table_;
7809     UISegmentedControl *segment_;
7810     UIView *container_;
7811 }
7812
7813 - (void) showDoneButton;
7814 - (void) resizeSegmentedControl;
7815
7816 @end
7817
7818 @implementation CYSettingsController
7819 - (void) dealloc {
7820     [table_ release];
7821     [segment_ release];
7822     [container_ release];
7823
7824     [super dealloc];
7825 }
7826
7827 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
7828     if ((self = [super init])) {
7829         database_ = database;
7830         roledelegate_ = delegate;
7831
7832         [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
7833
7834         NSArray *items = [NSArray arrayWithObjects:
7835             UCLocalize("USER"),
7836             UCLocalize("HACKER"),
7837             UCLocalize("DEVELOPER"),
7838         nil];
7839         segment_ = [[UISegmentedControl alloc] initWithItems:items];
7840         container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
7841         [container_ addSubview:segment_];
7842
7843         int index = -1;
7844         if ([Role_ isEqualToString:@"User"]) index = 0;
7845         if ([Role_ isEqualToString:@"Hacker"]) index = 1;
7846         if ([Role_ isEqualToString:@"Developer"]) index = 2;
7847         if (index != -1) {
7848             [segment_ setSelectedSegmentIndex:index];
7849             [self showDoneButton];
7850         }
7851
7852         [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
7853         [self resizeSegmentedControl];
7854
7855         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7856         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7857         [table_ setDelegate:self];
7858         [table_ setDataSource:self];
7859         [[self view] addSubview:table_];
7860         [table_ reloadData];
7861     } return self;
7862 }
7863
7864 - (void) resizeSegmentedControl {
7865     CGFloat width = [[self view] frame].size.width;
7866     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
7867 }
7868
7869 - (void) viewWillAppear:(BOOL)animated {
7870     [super viewWillAppear:animated];
7871
7872     [self resizeSegmentedControl];
7873 }
7874
7875 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7876     [self resizeSegmentedControl];
7877 }
7878
7879 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7880     [self resizeSegmentedControl];
7881 }
7882
7883 - (void) save {
7884     NSString *role(nil);
7885
7886     switch ([segment_ selectedSegmentIndex]) {
7887         case 0: role = @"User"; break;
7888         case 1: role = @"Hacker"; break;
7889         case 2: role = @"Developer"; break;
7890
7891         _nodefault
7892     }
7893
7894     if (![role isEqualToString:Role_]) {
7895         bool rolling(Role_ == nil);
7896         Role_ = role;
7897
7898         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
7899             Role_, @"Role",
7900         nil];
7901
7902         [Metadata_ setObject:Settings_ forKey:@"Settings"];
7903         Changed_ = true;
7904
7905         if (rolling)
7906             [roledelegate_ loadData];
7907         else
7908             [roledelegate_ updateData];
7909     }
7910 }
7911
7912 - (void) segmentChanged:(UISegmentedControl *)control {
7913     [self showDoneButton];
7914 }
7915
7916 - (void) saveAndClose {
7917     [self save];
7918
7919     [[self navigationItem] setRightBarButtonItem:nil];
7920     [[self navigationController] dismissModalViewControllerAnimated:YES];
7921 }
7922
7923 - (void) doneButtonClicked {
7924     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
7925     [spinner startAnimating];
7926     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
7927     [[self navigationItem] setRightBarButtonItem:spinItem];
7928
7929     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
7930 }
7931
7932 - (void) showDoneButton {
7933     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7934         initWithTitle:UCLocalize("DONE")
7935         style:UIBarButtonItemStyleDone
7936         target:self
7937         action:@selector(doneButtonClicked)
7938     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
7939 }
7940
7941 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7942     // XXX: For not having a single cell in the table, this sure is a lot of sections.
7943     return 6;
7944 }
7945
7946 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7947     return 0; // :(
7948 }
7949
7950 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7951     return nil; // This method is required by the protocol.
7952 }
7953
7954 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7955     if (section == 1)
7956         return UCLocalize("ROLE_EX");
7957     if (section == 4)
7958         return [NSString stringWithFormat:
7959             @"%@: %@\n%@: %@\n%@: %@",
7960             UCLocalize("USER"), UCLocalize("USER_EX"),
7961             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
7962             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
7963         ];
7964     else return nil;
7965 }
7966
7967 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
7968     return section == 3 ? 44.0f : 0;
7969 }
7970
7971 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
7972     return section == 3 ? container_ : nil;
7973 }
7974
7975 @end
7976 /* }}} */
7977 /* Stash Controller {{{ */
7978 @interface CYStashController : CYViewController {
7979     // XXX: just delete these things
7980     _transient UIActivityIndicatorView *spinner_;
7981     _transient UILabel *status_;
7982     _transient UILabel *caption_;
7983 }
7984 @end
7985
7986 @implementation CYStashController
7987 - (id) init {
7988     if ((self = [super init])) {
7989         [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
7990
7991         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
7992         CGRect spinrect = [spinner_ frame];
7993         spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
7994         spinrect.origin.y = [[self view] frame].size.height - 80.0f;
7995         [spinner_ setFrame:spinrect];
7996         [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
7997         [[self view] addSubview:spinner_];
7998         [spinner_ startAnimating];
7999
8000         CGRect captrect;
8001         captrect.size.width = [[self view] frame].size.width;
8002         captrect.size.height = 40.0f;
8003         captrect.origin.x = 0;
8004         captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8005         caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8006         [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8007         [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8008         [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8009         [caption_ setTextColor:[UIColor whiteColor]];
8010         [caption_ setBackgroundColor:[UIColor clearColor]];
8011         [caption_ setShadowColor:[UIColor blackColor]];
8012         [caption_ setTextAlignment:UITextAlignmentCenter];
8013         [[self view] addSubview:caption_];
8014
8015         CGRect statusrect;
8016         statusrect.size.width = [[self view] frame].size.width;
8017         statusrect.size.height = 30.0f;
8018         statusrect.origin.x = 0;
8019         statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8020         status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8021         [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8022         [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8023         [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8024         [status_ setTextColor:[UIColor whiteColor]];
8025         [status_ setBackgroundColor:[UIColor clearColor]];
8026         [status_ setShadowColor:[UIColor blackColor]];
8027         [status_ setTextAlignment:UITextAlignmentCenter];
8028         [[self view] addSubview:status_];
8029     } return self;
8030 }
8031
8032 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
8033     return IsWildcat_ || orientation == UIInterfaceOrientationPortrait;
8034 }
8035 @end
8036 /* }}} */
8037
8038 typedef enum {
8039     kCydiaTag = 0,
8040     kSectionsTag = 1,
8041     kChangesTag = 2,
8042     kManageTag = 3,
8043     kInstalledTag = 4,
8044     kSourcesTag = 5,
8045     kSearchTag = 6
8046 } CYTabTag;
8047
8048 @interface Cydia : UIApplication <
8049     ConfirmationControllerDelegate,
8050     ProgressControllerDelegate,
8051     CydiaDelegate,
8052     UINavigationControllerDelegate,
8053     UITabBarControllerDelegate
8054 > {
8055     // XXX: evaluate all fields for _transient
8056
8057     UIWindow *window_;
8058     CYTabBarController *tabbar_;
8059
8060     NSMutableArray *essential_;
8061     NSMutableArray *broken_;
8062
8063     Database *database_;
8064
8065     NSURL *starturl_;
8066     int tag_;
8067
8068     unsigned locked_;
8069     unsigned activity_;
8070
8071     CYSectionsController *sections_;
8072     ChangesController *changes_;
8073     ManageController *manage_;
8074     SearchController *search_;
8075     SourceController *sources_;
8076     InstalledController *installed_;
8077     id queueDelegate_;
8078
8079     CYStashController *stash_;
8080
8081     bool loaded_;
8082 }
8083
8084 - (CYViewController *) _pageForURL:(NSURL *)url withClass:(Class)_class;
8085 - (void) setPage:(CYViewController *)page;
8086 - (void) loadData;
8087
8088 // XXX: I hate prototypes
8089 - (id) queueBadgeController;
8090
8091 @end
8092
8093 static _finline void _setHomePage(Cydia *self) {
8094     [self setPage:[self _pageForURL:[NSURL URLWithString:CydiaURL(@"")] withClass:[HomeController class]]];
8095 }
8096
8097 @implementation Cydia
8098
8099 - (void) beginUpdate {
8100     [tabbar_ beginUpdate];
8101 }
8102
8103 - (BOOL) updating {
8104     return [tabbar_ updating];
8105 }
8106
8107 - (void) _loaded {
8108     if ([broken_ count] != 0) {
8109         int count = [broken_ count];
8110
8111         UIAlertView *alert = [[[UIAlertView alloc]
8112             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8113             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8114             delegate:self
8115             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8116             otherButtonTitles:UCLocalize("TEMPORARY_IGNORE"), nil
8117         ] autorelease];
8118
8119         [alert setContext:@"fixhalf"];
8120         [alert show];
8121     } else if (!Ignored_ && [essential_ count] != 0) {
8122         int count = [essential_ count];
8123
8124         UIAlertView *alert = [[[UIAlertView alloc]
8125             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8126             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8127             delegate:self
8128             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8129             otherButtonTitles:UCLocalize("UPGRADE_ESSENTIAL"), UCLocalize("COMPLETE_UPGRADE"), nil
8130         ] autorelease];
8131
8132         [alert setContext:@"upgrade"];
8133         [alert show];
8134     }
8135 }
8136
8137 - (void) _saveConfig {
8138     _trace();
8139     MetaFile_.Sync();
8140     _trace();
8141
8142     if (Changed_) {
8143         NSString *error(nil);
8144
8145         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8146             _trace();
8147             NSError *error(nil);
8148             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8149                 NSLog(@"failure to save metadata data: %@", error);
8150             _trace();
8151
8152             Changed_ = false;
8153         } else {
8154             NSLog(@"failure to serialize metadata: %@", error);
8155         }
8156     }
8157 }
8158
8159 - (void) _updateData {
8160     [self _saveConfig];
8161
8162     NSMutableSet *tabs([[[NSMutableSet alloc] initWithCapacity:10] autorelease]);
8163
8164     [tabs addObject:[tabbar_ selectedViewController]];
8165
8166     if (sections_ != nil)
8167         [tabs addObject:sections_];
8168     if (changes_ != nil)
8169         [tabs addObject:changes_];
8170     if (manage_ != nil)
8171         [tabs addObject:manage_];
8172     if (search_ != nil)
8173         [tabs addObject:search_];
8174     if (sources_ != nil)
8175         [tabs addObject:sources_];
8176     if (installed_ != nil)
8177         [tabs addObject:installed_];
8178
8179     for (CYNavigationController *tab in tabs)
8180         [tab reloadData];
8181
8182     [queueDelegate_ queueStatusDidChange];
8183     [[[self queueBadgeController] tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8184 }
8185
8186 - (int)indexOfTabWithTag:(int)tag {
8187     int i = 0;
8188     for (UINavigationController *controller in [tabbar_ viewControllers]) {
8189         if ([[controller tabBarItem] tag] == tag)
8190             return i;
8191         i += 1;
8192     }
8193
8194     return -1;
8195 }
8196
8197 - (void) _refreshIfPossible {
8198     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8199
8200     bool recently = false;
8201     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8202     if (update != nil) {
8203         NSTimeInterval interval([update timeIntervalSinceNow]);
8204         if (interval <= 0 && interval > -(15*60))
8205             recently = true;
8206     }
8207
8208     // Don't automatic refresh if:
8209     //  - We already refreshed recently.
8210     //  - We already auto-refreshed this launch.
8211     //  - Auto-refresh is disabled.
8212     if (recently || loaded_ || ManualRefresh) {
8213         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8214
8215         // If we are cancelling due to ManualRefresh or a recent refresh
8216         // we need to make sure it knows it's already loaded.
8217         loaded_ = true;
8218         return;
8219     } else {
8220         // We are going to load, so remember that.
8221         loaded_ = true;
8222     }
8223
8224     SCNetworkReachabilityFlags flags; {
8225         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8226         SCNetworkReachabilityGetFlags(reachability, &flags);
8227         CFRelease(reachability);
8228     }
8229
8230     // XXX: this elaborate mess is what Apple is using to determine this? :(
8231     // XXX: do we care if the user has to intervene? maybe that's ok?
8232     bool reachable(
8233         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8234             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8235                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8236                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8237             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8238             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8239         )
8240     );
8241
8242     // If we can reach the server, auto-refresh!
8243     if (reachable)
8244         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8245
8246     [pool release];
8247 }
8248
8249 - (void) refreshIfPossible {
8250     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8251 }
8252
8253 - (void) _reloadData {
8254     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8255     [hud setText:UCLocalize("RELOADING_DATA")];
8256
8257     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
8258
8259     if (hud != nil)
8260         [self removeProgressHUD:hud];
8261
8262     size_t changes(0);
8263
8264     [essential_ removeAllObjects];
8265     [broken_ removeAllObjects];
8266
8267     NSArray *packages([database_ packages]);
8268     for (Package *package in packages) {
8269         if ([package half])
8270             [broken_ addObject:package];
8271         if ([package upgradableAndEssential:NO]) {
8272             if ([package essential])
8273                 [essential_ addObject:package];
8274             ++changes;
8275         }
8276     }
8277
8278     NSLog(@"changes:#%u", changes);
8279
8280     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:[self indexOfTabWithTag:kChangesTag]] tabBarItem];
8281     if (changes != 0) {
8282         _trace();
8283         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8284         [changesItem setBadgeValue:badge];
8285         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8286         [self setApplicationIconBadgeNumber:changes];
8287     } else {
8288         _trace();
8289         [changesItem setBadgeValue:nil];
8290         [changesItem setAnimatedBadge:NO];
8291         [self setApplicationIconBadgeNumber:0];
8292     }
8293
8294     [self _updateData];
8295
8296     [self refreshIfPossible];
8297 }
8298
8299 - (void) updateData {
8300     [self _updateData];
8301 }
8302
8303 - (void) update_ {
8304     [database_ update];
8305 }
8306
8307 - (void) syncData {
8308     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8309     _assert(file != NULL);
8310
8311     for (NSString *key in [Sources_ allKeys]) {
8312         NSDictionary *source([Sources_ objectForKey:key]);
8313
8314         fprintf(file, "%s %s %s\n",
8315             [[source objectForKey:@"Type"] UTF8String],
8316             [[source objectForKey:@"URI"] UTF8String],
8317             [[source objectForKey:@"Distribution"] UTF8String]
8318         );
8319     }
8320
8321     fclose(file);
8322
8323     [self _saveConfig];
8324
8325     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8326     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8327     if (IsWildcat_)
8328         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8329     [tabbar_ presentModalViewController:navigation animated:YES];
8330
8331     [progress
8332         detachNewThreadSelector:@selector(update_)
8333         toTarget:self
8334         withObject:nil
8335         title:UCLocalize("UPDATING_SOURCES")
8336     ];
8337 }
8338
8339 - (void) reloadData {
8340     @synchronized (self) {
8341         [self _reloadData];
8342     }
8343 }
8344
8345 - (void) resolve {
8346     pkgProblemResolver *resolver = [database_ resolver];
8347
8348     resolver->InstallProtect();
8349     if (!resolver->Resolve(true))
8350         _error->Discard();
8351 }
8352
8353 - (bool) perform {
8354     if (![database_ prepare])
8355         return false;
8356
8357     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8358     [page setDelegate:self];
8359     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8360     [confirm_ setDelegate:self];
8361
8362     if (IsWildcat_)
8363         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8364     [tabbar_ presentModalViewController:confirm_ animated:YES];
8365
8366     return true;
8367 }
8368
8369 - (void) queue {
8370     @synchronized (self) {
8371         [self perform];
8372     }
8373 }
8374
8375 - (void) clearPackage:(Package *)package {
8376     @synchronized (self) {
8377         [package clear];
8378         [self resolve];
8379         [self perform];
8380     }
8381 }
8382
8383 - (void) installPackages:(NSArray *)packages {
8384     @synchronized (self) {
8385         for (Package *package in packages)
8386             [package install];
8387         [self resolve];
8388         [self perform];
8389     }
8390 }
8391
8392 - (void) installPackage:(Package *)package {
8393     @synchronized (self) {
8394         [package install];
8395         [self resolve];
8396         [self perform];
8397     }
8398 }
8399
8400 - (void) removePackage:(Package *)package {
8401     @synchronized (self) {
8402         [package remove];
8403         [self resolve];
8404         [self perform];
8405     }
8406 }
8407
8408 - (void) distUpgrade {
8409     @synchronized (self) {
8410         if (![database_ upgrade])
8411             return;
8412         [self perform];
8413     }
8414 }
8415
8416 - (void) complete {
8417     @synchronized (self) {
8418         [self _reloadData];
8419     }
8420 }
8421
8422 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
8423     Queuing_ = false;
8424
8425     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8426
8427     if (navigation != nil) {
8428         [navigation pushViewController:progress animated:YES];
8429     } else {
8430         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8431         if (IsWildcat_)
8432             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8433         [tabbar_ presentModalViewController:navigation animated:YES];
8434     }
8435
8436     [progress
8437         detachNewThreadSelector:@selector(perform)
8438         toTarget:database_
8439         withObject:nil
8440         title:UCLocalize("RUNNING")
8441     ];
8442
8443     ++locked_;
8444 }
8445
8446 - (void) progressControllerIsComplete:(ProgressController *)progress {
8447     --locked_;
8448     [self complete];
8449 }
8450
8451 - (void) setPage:(CYViewController *)page {
8452     [page setDelegate:self];
8453
8454     CYNavigationController *navController = (CYNavigationController *) [tabbar_ selectedViewController];
8455     [navController setViewControllers:[NSArray arrayWithObject:page]];
8456     for (CYNavigationController *page in [tabbar_ viewControllers])
8457         if (page != navController)
8458             [page setViewControllers:nil];
8459 }
8460
8461 - (CYViewController *) _pageForURL:(NSURL *)url withClass:(Class)_class {
8462     CYBrowserController *browser = [[[_class alloc] init] autorelease];
8463     [browser loadURL:url];
8464     return browser;
8465 }
8466
8467 - (CYSectionsController *) sectionsController {
8468     if (sections_ == nil)
8469         sections_ = [[CYSectionsController alloc] initWithDatabase:database_];
8470     return sections_;
8471 }
8472
8473 - (ChangesController *) changesController {
8474     if (changes_ == nil)
8475         changes_ = [[ChangesController alloc] initWithDatabase:database_ delegate:self];
8476     return changes_;
8477 }
8478
8479 - (ManageController *) manageController {
8480     if (manage_ == nil) {
8481         manage_ = (ManageController *) [[self
8482             _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
8483             withClass:[ManageController class]
8484         ] retain];
8485         if (!IsWildcat_)
8486             queueDelegate_ = manage_;
8487     }
8488     return manage_;
8489 }
8490
8491 - (SearchController *) searchController {
8492     if (search_ == nil)
8493         search_ = [[SearchController alloc] initWithDatabase:database_];
8494     return search_;
8495 }
8496
8497 - (SourceController *) sourcesController {
8498     if (sources_ == nil)
8499         sources_ = [[SourceController alloc] initWithDatabase:database_];
8500     return sources_;
8501 }
8502
8503 - (InstalledController *) installedController {
8504     if (installed_ == nil) {
8505         installed_ = [[InstalledController alloc] initWithDatabase:database_];
8506         if (IsWildcat_)
8507             queueDelegate_ = installed_;
8508     }
8509     return installed_;
8510 }
8511
8512 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
8513     int tag = [[viewController tabBarItem] tag];
8514     if (tag == tag_) {
8515         [(CYNavigationController *)[tabbar_ selectedViewController] popToRootViewControllerAnimated:YES];
8516         return;
8517     } else if (tag_ == 1) {
8518         [[self sectionsController] resetView];
8519     }
8520
8521     switch (tag) {
8522         case kCydiaTag: _setHomePage(self); break;
8523
8524         case kSectionsTag: [self setPage:[self sectionsController]]; break;
8525         case kChangesTag: [self setPage:[self changesController]]; break;
8526         case kManageTag: [self setPage:[self manageController]]; break;
8527         case kInstalledTag: [self setPage:[self installedController]]; break;
8528         case kSourcesTag: [self setPage:[self sourcesController]]; break;
8529         case kSearchTag: [self setPage:[self searchController]]; break;
8530
8531         _nodefault
8532     }
8533
8534     tag_ = tag;
8535 }
8536
8537 - (void) showSettings {
8538     CYSettingsController *role = [[[CYSettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
8539     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
8540     if (IsWildcat_)
8541         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
8542     [tabbar_ presentModalViewController:nav animated:YES];
8543 }
8544
8545 - (void) retainNetworkActivityIndicator {
8546     if (activity_++ == 0)
8547         [self setNetworkActivityIndicatorVisible:YES];
8548 }
8549
8550 - (void) releaseNetworkActivityIndicator {
8551     if (--activity_ == 0)
8552         [self setNetworkActivityIndicatorVisible:NO];
8553 }
8554
8555 - (void) setPackageController:(PackageController *)view {
8556     WebThreadLock();
8557     [view setPackage:nil];
8558     WebThreadUnlock();
8559 }
8560
8561 - (PackageController *) _packageController {
8562     return [[[PackageController alloc] initWithDatabase:database_] autorelease];
8563 }
8564
8565 - (PackageController *) packageController {
8566     return [self _packageController];
8567 }
8568
8569 // Returns the navigation controller for the queuing badge.
8570 - (id) queueBadgeController {
8571     int index = [self indexOfTabWithTag:kManageTag];
8572     if (index == -1)
8573         index = [self indexOfTabWithTag:kInstalledTag];
8574
8575     return [[tabbar_ viewControllers] objectAtIndex:index];
8576 }
8577
8578 - (void) cancelAndClear:(bool)clear {
8579     @synchronized (self) {
8580         if (clear) {
8581             [database_ clear];
8582             Queuing_ = false;
8583         } else {
8584             Queuing_ = true;
8585         }
8586
8587         [self _updateData];
8588     }
8589 }
8590
8591 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8592     NSString *context([alert context]);
8593
8594     if ([context isEqualToString:@"fixhalf"]) {
8595         if (button == [alert firstOtherButtonIndex]) {
8596             @synchronized (self) {
8597                 for (Package *broken in broken_) {
8598                     [broken remove];
8599
8600                     NSString *id = [broken id];
8601                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8602                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8603                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8604                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8605                 }
8606
8607                 [self resolve];
8608                 [self perform];
8609             }
8610         } else if (button == [alert cancelButtonIndex]) {
8611             [broken_ removeAllObjects];
8612             [self _loaded];
8613         }
8614
8615         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8616     } else if ([context isEqualToString:@"upgrade"]) {
8617         if (button == [alert firstOtherButtonIndex]) {
8618             @synchronized (self) {
8619                 for (Package *essential in essential_)
8620                     [essential install];
8621
8622                 [self resolve];
8623                 [self perform];
8624             }
8625         } else if (button == [alert firstOtherButtonIndex] + 1) {
8626             [self distUpgrade];
8627         } else if (button == [alert cancelButtonIndex]) {
8628             Ignored_ = YES;
8629         }
8630
8631         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8632     }
8633 }
8634
8635 - (void) system:(NSString *)command { _pooled
8636     _trace();
8637     system([command UTF8String]);
8638     _trace();
8639 }
8640
8641 - (void) applicationWillSuspend {
8642     [database_ clean];
8643     [super applicationWillSuspend];
8644 }
8645
8646 - (BOOL) isSafeToSuspend {
8647     // Use external process status API internally.
8648     // This is probably a really bad idea.
8649     // XXX: what is the point of this? does this solve anything at all?
8650     uint64_t status = 0;
8651     int notify_token;
8652     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
8653         notify_get_state(notify_token, &status);
8654         notify_cancel(notify_token);
8655     }
8656
8657     return locked_ == 0 && status == 0;
8658 }
8659
8660 - (void) applicationSuspend:(__GSEvent *)event {
8661     if ([self isSafeToSuspend])
8662         [super applicationSuspend:event];
8663 }
8664
8665 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8666     if ([self isSafeToSuspend])
8667         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8668 }
8669
8670 - (void) _setSuspended:(BOOL)value {
8671     if ([self isSafeToSuspend])
8672         [super _setSuspended:value];
8673 }
8674
8675 - (UIProgressHUD *) addProgressHUD {
8676     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8677     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8678
8679     [window_ setUserInteractionEnabled:NO];
8680     [hud show:YES];
8681
8682     UIViewController *target = tabbar_;
8683     while ([target modalViewController] != nil) target = [target modalViewController];
8684     [[target view] addSubview:hud];
8685
8686     ++locked_;
8687     return hud;
8688 }
8689
8690 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8691     [hud show:NO];
8692     [hud removeFromSuperview];
8693     [window_ setUserInteractionEnabled:YES];
8694     --locked_;
8695 }
8696
8697 - (CYViewController *) pageForPackage:(NSString *)name {
8698     if (Package *package = [database_ packageWithName:name]) {
8699         PackageController *view([self packageController]);
8700         [view setPackage:package];
8701         return view;
8702     } else {
8703         NSURL *url([NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"unknown" ofType:@"html"]]);
8704         url = [NSURL URLWithString:[[url absoluteString] stringByAppendingString:[NSString stringWithFormat:@"?%@", name]]];
8705         return [self _pageForURL:url withClass:[CYBrowserController class]];
8706     }
8707 }
8708
8709 - (CYViewController *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8710     if (tag != NULL)
8711         *tag = -1;
8712
8713     NSString *href([url absoluteString]);
8714     if ([href hasPrefix:@"apptapp://package/"])
8715         return [self pageForPackage:[href substringFromIndex:18]];
8716
8717     NSString *scheme([[url scheme] lowercaseString]);
8718     if (![scheme isEqualToString:@"cydia"])
8719         return nil;
8720     NSString *path([url absoluteString]);
8721     if ([path length] < 8)
8722         return nil;
8723     path = [path substringFromIndex:8];
8724     if (![path hasPrefix:@"/"])
8725         path = [@"/" stringByAppendingString:path];
8726
8727     if ([path isEqualToString:@"/storage"])
8728         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CYBrowserController class]];
8729     /*else if ([path isEqualToString:@"/add-source"])
8730         return [[[AddSourceController alloc] initWithDatabase:database_] autorelease];*/
8731     else if ([path isEqualToString:@"/sources"])
8732         return [[[SourceController alloc] initWithDatabase:database_] autorelease];
8733     else if ([path isEqualToString:@"/packages"])
8734         return [[[InstalledController alloc] initWithDatabase:database_] autorelease];
8735     else if ([path hasPrefix:@"/url/"])
8736         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CYBrowserController class]];
8737     else if ([path hasPrefix:@"/launch/"])
8738         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8739     else if ([path hasPrefix:@"/package-settings/"])
8740         return [[[CYPackageSettingsController alloc] initWithDatabase:database_ package:[path substringFromIndex:18]] autorelease];
8741     else if ([path hasPrefix:@"/package-signature/"])
8742         return [[[SignatureController alloc] initWithDatabase:database_ package:[path substringFromIndex:19]] autorelease];
8743     else if ([path hasPrefix:@"/package/"])
8744         return [self pageForPackage:[path substringFromIndex:9]];
8745     else if ([path hasPrefix:@"/files/"]) {
8746         NSString *name = [path substringFromIndex:7];
8747
8748         if (Package *package = [database_ packageWithName:name]) {
8749             FileTable *files = [[[FileTable alloc] initWithDatabase:database_] autorelease];
8750             [files setPackage:package];
8751             return files;
8752         }
8753     }
8754
8755     return nil;
8756 }
8757
8758 - (BOOL) openCydiaURL:(NSURL *)url {
8759     CYViewController *page = nil;
8760     int tag = 0;
8761
8762     NSLog(@"open url: %@", url);
8763
8764     if ((page = [self pageForURL:url hasTag:&tag])) {
8765         [self setPage:page];
8766         tag_ = tag;
8767         [tabbar_ setSelectedViewController:(tag_ == -1 ? nil : [[tabbar_ viewControllers] objectAtIndex:tag_])];
8768     }
8769
8770     return !!page;
8771 }
8772
8773 - (void) applicationOpenURL:(NSURL *)url {
8774     [super applicationOpenURL:url];
8775     NSLog(@"first: %@", url);
8776     if (!loaded_) starturl_ = [url retain];
8777     else [self openCydiaURL:url];
8778 }
8779
8780 - (void) applicationWillResignActive:(UIApplication *)application {
8781     // Stop refreshing if you get a phone call or lock the device.
8782     if ([tabbar_ updating])
8783         [tabbar_ cancelUpdate];
8784
8785     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
8786         [super applicationWillResignActive:application];
8787 }
8788
8789 - (void) addStashController {
8790     ++locked_;
8791     stash_ = [[CYStashController alloc] init];
8792     [window_ addSubview:[stash_ view]];
8793 }
8794
8795 - (void) removeStashController {
8796     [[stash_ view] removeFromSuperview];
8797     [stash_ release];
8798     --locked_;
8799 }
8800
8801 - (void) stash {
8802     [self setIdleTimerDisabled:YES];
8803
8804     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
8805     [self setStatusBarShowsProgress:YES];
8806     UpdateExternalStatus(1);
8807
8808     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
8809
8810     UpdateExternalStatus(0);
8811     [self setStatusBarShowsProgress:NO];
8812
8813     [self removeStashController];
8814
8815     if (ExecFork() == 0) {
8816         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
8817         perror("launchctl stop");
8818     }
8819 }
8820
8821 - (void) setupTabBarController {
8822     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
8823     [tabbar_ setDelegate:self];
8824
8825     NSMutableArray *items([NSMutableArray arrayWithObjects:
8826         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:kCydiaTag] autorelease],
8827         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:kSectionsTag] autorelease],
8828         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:kChangesTag] autorelease],
8829         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:kSearchTag] autorelease],
8830     nil]);
8831
8832     if (IsWildcat_) {
8833         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:kSourcesTag] autorelease] atIndex:3];
8834         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:kInstalledTag] autorelease] atIndex:3];
8835     } else {
8836         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:kManageTag] autorelease] atIndex:3];
8837     }
8838
8839     NSMutableArray *controllers([NSMutableArray array]);
8840
8841     for (UITabBarItem *item in items) {
8842         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
8843         [controller setTabBarItem:item];
8844         [controllers addObject:controller];
8845     }
8846
8847     [tabbar_ setViewControllers:controllers];
8848 }
8849
8850 - (void)showFakeTabBarInView:(UIView *)view {
8851     static UITabBar *fake = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
8852     if (view != nil) {
8853         CGRect frame = [fake frame];
8854         frame.origin.y = [view frame].size.height - frame.size.height;
8855         frame.size.width = [view frame].size.width;
8856         [fake setFrame:frame];
8857         [fake setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin];
8858         [view addSubview:fake];
8859     } else {
8860         [fake removeFromSuperview];
8861     }
8862 }
8863
8864 - (void) applicationDidFinishLaunching:(id)unused {
8865 _trace();
8866     CydiaApp = self;
8867
8868     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
8869         initWithMemoryCapacity:524288
8870         diskCapacity:10485760
8871         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
8872     ] autorelease]];
8873
8874     [CYBrowserController _initialize];
8875
8876     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8877
8878     Font12_ = [[UIFont systemFontOfSize:12] retain];
8879     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8880     Font14_ = [[UIFont systemFontOfSize:14] retain];
8881     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8882     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8883
8884     tag_ = 0;
8885
8886     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8887     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8888
8889     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
8890     [window_ orderFront:self];
8891     [window_ makeKey:self];
8892     [window_ setHidden:NO];
8893
8894     if (
8895         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8896         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8897         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
8898         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
8899         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8900         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8901         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8902         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
8903         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
8904         false
8905     ) {
8906         [self addStashController];
8907         // XXX: this would be much cleaner as a yieldToSelector:
8908         // that way the removeStashController could happen right here inline
8909         // we also could no longer require the useless stash_ field anymore
8910         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
8911         return;
8912     }
8913
8914     database_ = [Database sharedInstance];
8915
8916     [self setupTabBarController];
8917     [tabbar_ setUpdateDelegate:self];
8918     [window_ addSubview:[tabbar_ view]];
8919
8920     // Show pinstripes while loading data.
8921     [[tabbar_ view] setBackgroundColor:[UIColor pinStripeColor]];
8922     [self showFakeTabBarInView:[tabbar_ tabBar]];
8923
8924     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
8925 _trace();
8926 }
8927
8928 - (void) loadData {
8929 _trace();
8930     if (Role_ == nil) {
8931         [self showSettings];
8932         return;
8933     }
8934
8935     CGRect fixframe = [[tabbar_ view] frame];
8936     if (UIInterfaceOrientationIsLandscape([[UIApplication sharedApplication] statusBarOrientation]))
8937         fixframe.size = CGSizeMake(fixframe.size.height, fixframe.size.width);
8938     CYLoadingIndicator *loading = [[[CYLoadingIndicator alloc] initWithFrame:fixframe] autorelease];
8939     [loading setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8940     [[tabbar_ view] addSubview:loading];
8941     [window_ setUserInteractionEnabled:NO];
8942
8943     [self reloadData];
8944     PrintTimes();
8945
8946     // Show the initial page
8947     if (starturl_ == nil || ![self openCydiaURL:starturl_]) {
8948         [tabbar_ setSelectedIndex:0];
8949         _setHomePage(self);
8950     }
8951
8952     [self showFakeTabBarInView:nil];
8953
8954     [starturl_ release];
8955     starturl_ = nil;
8956
8957     [window_ setUserInteractionEnabled:YES];
8958
8959     // XXX: does this actually slow anything down?
8960     [[tabbar_ view] setBackgroundColor:[UIColor clearColor]];
8961     [loading removeFromSuperview];
8962 }
8963
8964 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
8965     if (item != nil && IsWildcat_) {
8966         [sheet showFromBarButtonItem:item animated:YES];
8967     } else {
8968         [sheet showInView:window_];
8969     }
8970 }
8971
8972 @end
8973
8974 /*IMP alloc_;
8975 id Alloc_(id self, SEL selector) {
8976     id object = alloc_(self, selector);
8977     lprintf("[%s]A-%p\n", self->isa->name, object);
8978     return object;
8979 }*/
8980
8981 /*IMP dealloc_;
8982 id Dealloc_(id self, SEL selector) {
8983     id object = dealloc_(self, selector);
8984     lprintf("[%s]D-%p\n", self->isa->name, object);
8985     return object;
8986 }*/
8987
8988 Class $WebDefaultUIKitDelegate;
8989
8990 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
8991     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
8992         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
8993     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
8994 }
8995
8996 static NSNumber *shouldPlayKeyboardSounds;
8997
8998 Class $UIHardware;
8999
9000 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9001     switch (sound) {
9002         case 1104: // Keyboard Button Clicked
9003         case 1105: // Keyboard Delete Repeated
9004             if (shouldPlayKeyboardSounds == nil) {
9005                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9006                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9007             }
9008
9009             if (![shouldPlayKeyboardSounds boolValue])
9010                 break;
9011
9012         default:
9013             _UIHardware$_playSystemSound$(self, _cmd, sound);
9014     }
9015 }
9016
9017 int main(int argc, char *argv[]) { _pooled
9018     _trace();
9019
9020     if (Class $UIDevice = objc_getClass("UIDevice")) {
9021         UIDevice *device([$UIDevice currentDevice]);
9022         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9023     } else
9024         IsWildcat_ = false;
9025
9026     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9027
9028     /* Library Hacks {{{ */
9029     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9030
9031     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9032     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9033     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9034         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9035         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9036     }
9037
9038     $UIHardware = objc_getClass("UIHardware");
9039     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9040     if (UIHardware$_playSystemSound$ != NULL) {
9041         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9042         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9043     }
9044     /* }}} */
9045     /* Set Locale {{{ */
9046     Locale_ = CFLocaleCopyCurrent();
9047     Languages_ = [NSLocale preferredLanguages];
9048     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9049     //NSLog(@"%@", [Languages_ description]);
9050
9051     const char *lang;
9052     if (Languages_ == nil || [Languages_ count] == 0)
9053         // XXX: consider just setting to C and then falling through?
9054         lang = NULL;
9055     else {
9056         lang = [[Languages_ objectAtIndex:0] UTF8String];
9057         setenv("LANG", lang, true);
9058     }
9059
9060     //std::setlocale(LC_ALL, lang);
9061     NSLog(@"Setting Language: %s", lang);
9062     /* }}} */
9063
9064     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9065
9066     /* Parse Arguments {{{ */
9067     bool substrate(false);
9068
9069     if (argc != 0) {
9070         char **args(argv);
9071         int arge(1);
9072
9073         for (int argi(1); argi != argc; ++argi)
9074             if (strcmp(argv[argi], "--") == 0) {
9075                 arge = argi;
9076                 argv[argi] = argv[0];
9077                 argv += argi;
9078                 argc -= argi;
9079                 break;
9080             }
9081
9082         for (int argi(1); argi != arge; ++argi)
9083             if (strcmp(args[argi], "--substrate") == 0)
9084                 substrate = true;
9085             else
9086                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9087     }
9088     /* }}} */
9089
9090     App_ = [[NSBundle mainBundle] bundlePath];
9091     Home_ = NSHomeDirectory();
9092     Advanced_ = YES;
9093
9094     setuid(0);
9095     setgid(0);
9096
9097     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9098     alloc_ = alloc->method_imp;
9099     alloc->method_imp = (IMP) &Alloc_;*/
9100
9101     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9102     dealloc_ = dealloc->method_imp;
9103     dealloc->method_imp = (IMP) &Dealloc_;*/
9104
9105     /* System Information {{{ */
9106     size_t size;
9107
9108     int maxproc;
9109     size = sizeof(maxproc);
9110     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9111         perror("sysctlbyname(\"kern.maxproc\", ?)");
9112     else if (maxproc < 64) {
9113         maxproc = 64;
9114         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9115             perror("sysctlbyname(\"kern.maxproc\", #)");
9116     }
9117
9118     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9119     char *osversion = new char[size];
9120     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9121         perror("sysctlbyname(\"kern.osversion\", ?)");
9122     else
9123         System_ = [NSString stringWithUTF8String:osversion];
9124
9125     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9126     char *machine = new char[size];
9127     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9128         perror("sysctlbyname(\"hw.machine\", ?)");
9129     else
9130         Machine_ = machine;
9131
9132     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9133         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9134             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9135                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9136                 CFRelease(serial);
9137             }
9138
9139             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9140                 NSData *data((NSData *) ecid);
9141                 size_t length([data length]);
9142                 uint8_t bytes[length];
9143                 [data getBytes:bytes];
9144                 char string[length * 2 + 1];
9145                 for (size_t i(0); i != length; ++i)
9146                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9147                 ChipID_ = [NSString stringWithUTF8String:string];
9148                 CFRelease(ecid);
9149             }
9150
9151             IOObjectRelease(service);
9152         }
9153     }
9154
9155     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9156
9157     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9158     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9159     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9160
9161     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9162     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9163     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9164
9165     if (mcc != NULL && mnc != NULL)
9166         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9167
9168     if (mnc != NULL)
9169         CFRelease(mnc);
9170     if (mcc != NULL)
9171         CFRelease(mcc);
9172
9173     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9174         Build_ = [system objectForKey:@"ProductBuildVersion"];
9175     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9176         Product_ = [info objectForKey:@"SafariProductVersion"];
9177         Safari_ = [info objectForKey:@"CFBundleVersion"];
9178     }
9179     /* }}} */
9180     /* Load Database {{{ */
9181     _trace();
9182     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9183     _trace();
9184     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9185
9186     if (Metadata_ == NULL)
9187         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9188     else {
9189         Settings_ = [Metadata_ objectForKey:@"Settings"];
9190
9191         Packages_ = [Metadata_ objectForKey:@"Packages"];
9192         Sections_ = [Metadata_ objectForKey:@"Sections"];
9193         Sources_ = [Metadata_ objectForKey:@"Sources"];
9194
9195         Token_ = [Metadata_ objectForKey:@"Token"];
9196     }
9197
9198     if (Settings_ != nil)
9199         Role_ = [Settings_ objectForKey:@"Role"];
9200
9201     if (Sections_ == nil) {
9202         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9203         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9204     }
9205
9206     if (Sources_ == nil) {
9207         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9208         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9209     }
9210     /* }}} */
9211
9212     _trace();
9213     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9214     _trace();
9215
9216     if (Packages_ != nil) {
9217         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, NULL);
9218         _trace();
9219         [Metadata_ removeObjectForKey:@"Packages"];
9220         Packages_ = nil;
9221         Changed_ = true;
9222     }
9223
9224     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9225
9226     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", F_OK) == 0)
9227         dlopen("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", RTLD_LAZY | RTLD_GLOBAL);
9228     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
9229         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
9230     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9231         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9232
9233     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9234
9235     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9236         unlink("/tmp/.cydia.fw");
9237         goto firmware;
9238     } else if (access("/User", F_OK) != 0 || version < 2) {
9239       firmware:
9240         _trace();
9241         system("/usr/libexec/cydia/firmware.sh");
9242         _trace();
9243     }
9244
9245     _assert([[NSFileManager defaultManager]
9246         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9247         withIntermediateDirectories:YES
9248         attributes:nil
9249         error:NULL
9250     ]);
9251
9252     if (access("/tmp/cydia.chk", F_OK) == 0) {
9253         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9254             _assert(errno == ENOENT);
9255         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9256             _assert(errno == ENOENT);
9257     }
9258
9259     /* APT Initialization {{{ */
9260     _assert(pkgInitConfig(*_config));
9261     _assert(pkgInitSystem(*_config, _system));
9262
9263     if (lang != NULL)
9264         _config->Set("APT::Acquire::Translation", lang);
9265
9266     // XXX: this timeout might be important :(
9267     //_config->Set("Acquire::http::Timeout", 15);
9268
9269     _config->Set("Acquire::http::MaxParallel", 3);
9270     /* }}} */
9271     /* Color Choices {{{ */
9272     space_ = CGColorSpaceCreateDeviceRGB();
9273
9274     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9275     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9276     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9277     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9278     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9279     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9280     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9281     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9282     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9283
9284     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9285     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9286     /* }}}*/
9287     /* UIKit Configuration {{{ */
9288     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9289     if ($GSFontSetUseLegacyFontMetrics != NULL)
9290         $GSFontSetUseLegacyFontMetrics(YES);
9291
9292     // XXX: I have a feeling this was important
9293     //UIKeyboardDisableAutomaticAppearance();
9294     /* }}} */
9295
9296     Colon_ = UCLocalize("COLON_DELIMITED");
9297     Elision_ = UCLocalize("ELISION");
9298     Error_ = UCLocalize("ERROR");
9299     Warning_ = UCLocalize("WARNING");
9300
9301     _trace();
9302     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9303
9304     CGColorSpaceRelease(space_);
9305     CFRelease(Locale_);
9306
9307     return value;
9308 }