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