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
 106 #include <fcntl.h>
 107 #include <notify.h>
 108 #include <dlfcn.h>
 109
 110 extern "C" {
 111 #include <mach-o/nlist.h>
 112 }
 113
 114 #include <cstdio>
 115 #include <cstdlib>
 116 #include <cstring>
 117
 118 #include <errno.h>
 119 #include <pcre.h>
 120
 121 #include <Cytore.hpp>
 122
 123 #include "UICaboodle/BrowserView.h"
 124 #include "SDURLCache/SDURLCache.h"
 125
 126 #include "substrate.h"
 127 /* }}} */
 128
 129 /* Profiler {{{ */
 130 struct timeval _ltv;
 131 bool _itv;
 132
 133 #define _timestamp ({ \
 134     struct timeval tv; \
 135     gettimeofday(&tv, NULL); \
 136     tv.tv_sec * 1000000 + tv.tv_usec; \
 137 })
 138
 139 typedef std::vector<class ProfileTime *> TimeList;
 140 TimeList times_;
 141
 142 class ProfileTime {
 143   private:
 144     const char *name_;
 145     uint64_t total_;
 146     uint64_t count_;
 147
 148   public:
 149     ProfileTime(const char *name) :
 150         name_(name),
 151         total_(0)
 152     {
 153         times_.push_back(this);
 154     }
 155
 156     void AddTime(uint64_t time) {
 157         total_ += time;
 158         ++count_;
 159     }
 160
 161     void Print() {
 162         if (total_ != 0)
 163             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 164         total_ = 0;
 165         count_ = 0;
 166     }
 167 };
 168
 169 class ProfileTimer {
 170   private:
 171     ProfileTime &time_;
 172     uint64_t start_;
 173
 174   public:
 175     ProfileTimer(ProfileTime &time) :
 176         time_(time),
 177         start_(_timestamp)
 178     {
 179     }
 180
 181     ~ProfileTimer() {
 182         time_.AddTime(_timestamp - start_);
 183     }
 184 };
 185
 186 void PrintTimes() {
 187     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 188         (*i)->Print();
 189     std::cerr << "========" << std::endl;
 190 }
 191
 192 #define _profile(name) { \
 193     static ProfileTime name(#name); \
 194     ProfileTimer _ ## name(name);
 195
 196 #define _end }
 197 /* }}} */
 198
 199 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 200
 201 #define CYPoolStart() \
 202     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 203     do
 204 #define CYPoolEnd() \
 205     while (false); \
 206     [_pool release];
 207
 208 // Hash Functions/Structures {{{
 209 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 210
 211 union SplitHash {
 212     uint32_t u32;
 213     uint16_t u16[2];
 214 };
 215 // }}}
 216
 217 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 218
 219 void NSLogPoint(const char *fix, const CGPoint &point) {
 220     NSLog(@"%s(%g,%g)", fix, point.x, point.y);
 221 }
 222
 223 void NSLogRect(const char *fix, const CGRect &rect) {
 224     NSLog(@"%s(%g,%g)+(%g,%g)", fix, rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
 225 }
 226
 227 static _finline NSString *CydiaURL(NSString *path) {
 228     char page[25];
 229     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 230     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 231     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 232     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 233     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 234     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 235 }
 236
 237 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 238     int notify_token;
 239     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 240         notify_set_state(notify_token, newStatus);
 241         notify_cancel(notify_token);
 242     }
 243     notify_post("com.saurik.Cydia.status");
 244 }
 245
 246 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 247 @interface NSObject (Cydia)
 248 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 249 - (id) yieldToSelector:(SEL)selector;
 250 @end
 251
 252 @implementation NSObject (Cydia)
 253
 254 - (void) doNothing {
 255 }
 256
 257 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 258     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 259     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 260     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 261
 262     /* XXX: deal with exceptions */
 263     id value([self performSelector:selector withObject:object]);
 264
 265     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 266     [context removeAllObjects];
 267     if ([signature methodReturnLength] != 0 && value != nil)
 268         [context addObject:value];
 269
 270     stopped = true;
 271
 272     [self
 273         performSelectorOnMainThread:@selector(doNothing)
 274         withObject:nil
 275         waitUntilDone:NO
 276     ];
 277 }
 278
 279 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 280     volatile bool stopped(false);
 281
 282     NSMutableArray *context([NSMutableArray arrayWithObjects:
 283         [NSValue valueWithPointer:selector],
 284         [NSValue valueWithNonretainedObject:object],
 285         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 286     nil]);
 287
 288     NSThread *thread([[[NSThread alloc]
 289         initWithTarget:self
 290         selector:@selector(_yieldToContext:)
 291         object:context
 292     ] autorelease]);
 293
 294     [thread start];
 295
 296     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 297     NSDate *future([NSDate distantFuture]);
 298
 299     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 300
 301     return [context count] == 0 ? nil : [context objectAtIndex:0];
 302 }
 303
 304 - (id) yieldToSelector:(SEL)selector {
 305     return [self yieldToSelector:selector withObject:nil];
 306 }
 307
 308 @end
 309 /* }}} */
 310
 311 /* Cydia Action Sheet {{{ */
 312 @interface CYActionSheet : UIAlertView {
 313     unsigned button_;
 314 }
 315
 316 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 317 @end
 318
 319 @implementation CYActionSheet
 320
 321 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 322     if ((self = [super init])) {
 323         [self setTitle:title];
 324         [self setDelegate:self];
 325         for (NSString *button in buttons) [self addButtonWithTitle:button];
 326         [self setCancelButtonIndex:index];
 327     } return self;
 328 }
 329
 330 - (void) _updateFrameForDisplay {
 331     [super _updateFrameForDisplay];
 332     if ([self cancelButtonIndex] == -1) {
 333         NSArray *buttons = [self buttons];
 334         if ([buttons count]) {
 335             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 336             for (UIThreePartButton *button in buttons)
 337                 [button setBackground:background forState:0];
 338         }
 339     }
 340 }
 341
 342 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 343     button_ = buttonIndex + 1;
 344 }
 345
 346 - (void) dismiss {
 347     [self dismissWithClickedButtonIndex:-1 animated:YES];
 348 }
 349
 350 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 351     [self setRunsModal:YES];
 352     button_ = 0;
 353     [self show];
 354     return button_;
 355 }
 356
 357 @end
 358 /* }}} */
 359
 360 /* NSForcedOrderingSearch doesn't work on the iPhone */
 361 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 362 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 363 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 364
 365 /* Information Dictionaries {{{ */
 366 @interface NSMutableArray (Cydia)
 367 - (void) addInfoDictionary:(NSDictionary *)info;
 368 @end
 369
 370 @implementation NSMutableArray (Cydia)
 371
 372 - (void) addInfoDictionary:(NSDictionary *)info {
 373     [self addObject:info];
 374 }
 375
 376 @end
 377
 378 @interface NSMutableDictionary (Cydia)
 379 - (void) addInfoDictionary:(NSDictionary *)info;
 380 @end
 381
 382 @implementation NSMutableDictionary (Cydia)
 383
 384 - (void) addInfoDictionary:(NSDictionary *)info {
 385     [self setObject:info forKey:[info objectForKey:@"CFBundleIdentifier"]];
 386 }
 387
 388 @end
 389 /* }}} */
 390
 391 #define lprintf(args...) fprintf(stderr, args)
 392
 393 #define ForRelease 1
 394 #define TraceLogging (1 && !ForRelease)
 395 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 396 #define ProfileTimes (0 && !ForRelease)
 397 #define ForSaurik (0 && !ForRelease)
 398 #define LogBrowser (0 && !ForRelease)
 399 #define TrackResize (0 && !ForRelease)
 400 #define ManualRefresh (1 && !ForRelease)
 401 #define ShowInternals (0 && !ForRelease)
 402 #define IgnoreInstall (0 && !ForRelease)
 403 #define AlwaysReload (0 && !ForRelease)
 404
 405 #if !TraceLogging
 406 #undef _trace
 407 #define _trace(args...)
 408 #endif
 409
 410 #if !ProfileTimes
 411 #undef _profile
 412 #define _profile(name) {
 413 #undef _end
 414 #define _end }
 415 #define PrintTimes() do {} while (false)
 416 #endif
 417
 418 /* Radix Sort {{{ */
 419 typedef uint32_t (*SKRadixFunction)(id, void *);
 420
 421 @interface NSMutableArray (Radix)
 422 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 423 @end
 424
 425 struct RadixItem_ {
 426     size_t index;
 427     uint32_t key;
 428 };
 429
 430 @implementation NSMutableArray (Radix)
 431
 432 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 433     size_t count([self count]);
 434     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 435
 436     for (size_t i(0); i != count; ++i) {
 437         RadixItem_ &item(swap[i]);
 438         item.index = i;
 439
 440         id object([self objectAtIndex:i]);
 441         item.key = function(object, argument);
 442     }
 443
 444     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 445
 446     static const size_t width = 32;
 447     static const size_t bits = 11;
 448     static const size_t slots = 1 << bits;
 449     static const size_t passes = (width + (bits - 1)) / bits;
 450
 451     size_t *hist(new size_t[slots]);
 452
 453     for (size_t pass(0); pass != passes; ++pass) {
 454         memset(hist, 0, sizeof(size_t) * slots);
 455
 456         for (size_t i(0); i != count; ++i) {
 457             uint32_t key(lhs[i].key);
 458             key >>= pass * bits;
 459             key &= _not(uint32_t) >> width - bits;
 460             ++hist[key];
 461         }
 462
 463         size_t offset(0);
 464         for (size_t i(0); i != slots; ++i) {
 465             size_t local(offset);
 466             offset += hist[i];
 467             hist[i] = local;
 468         }
 469
 470         for (size_t i(0); i != count; ++i) {
 471             uint32_t key(lhs[i].key);
 472             key >>= pass * bits;
 473             key &= _not(uint32_t) >> width - bits;
 474             rhs[hist[key]++] = lhs[i];
 475         }
 476
 477         RadixItem_ *tmp(lhs);
 478         lhs = rhs;
 479         rhs = tmp;
 480     }
 481
 482     delete [] hist;
 483
 484     const void **values(new const void *[count]);
 485     for (size_t i(0); i != count; ++i)
 486         values[i] = [self objectAtIndex:lhs[i].index];
 487     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 488     delete [] values;
 489
 490     delete [] swap;
 491 }
 492
 493 @end
 494 /* }}} */
 495 /* Insertion Sort {{{ */
 496
 497 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 498     const char *ptr = (const char *)list;
 499     while (0 < count) {
 500         CFIndex half = count / 2;
 501         const char *probe = ptr + elementSize * half;
 502         CFComparisonResult cr = comparator(element, probe, context);
 503     if (0 == cr) return (probe - (const char *)list) / elementSize;
 504         ptr = (cr < 0) ? ptr : probe + elementSize;
 505         count = (cr < 0) ? half : (half + (count & 1) - 1);
 506     }
 507     return (ptr - (const char *)list) / elementSize;
 508 }
 509
 510 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 511     const char *ptr = (const char *)list;
 512     while (0 < count) {
 513         CFIndex half = count / 2;
 514         const char *probe = ptr + elementSize * half;
 515         CFComparisonResult cr = comparator(element, probe, context);
 516     if (0 == cr) return (probe - (const char *)list) / elementSize;
 517         ptr = (cr < 0) ? ptr : probe + elementSize;
 518         count = (cr < 0) ? half : (half + (count & 1) - 1);
 519     }
 520     return (ptr - (const char *)list) / elementSize;
 521 }
 522
 523 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 524     if (range.length == 0)
 525         return;
 526     const void **values(new const void *[range.length]);
 527     CFArrayGetValues(array, range, values);
 528
 529 #if HistogramInsertionSort > 0
 530     uint32_t total(0), *offsets(new uint32_t[range.length]);
 531 #endif
 532
 533     for (CFIndex index(1); index != range.length; ++index) {
 534         const void *value(values[index]);
 535         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 536         CFIndex correct(index);
 537         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 538 #if HistogramInsertionSort > 1
 539             NSLog(@"%@ < %@", value, values[correct - 1]);
 540 #endif
 541             if (--correct == 0)
 542                 break;
 543         }
 544         if (correct != index) {
 545             size_t offset(index - correct);
 546 #if HistogramInsertionSort
 547             total += offset;
 548             ++offsets[offset];
 549             if (offset > 10)
 550                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 551 #endif
 552             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 553             values[correct] = value;
 554         }
 555     }
 556
 557     CFArrayReplaceValues(array, range, values, range.length);
 558     delete [] values;
 559
 560 #if HistogramInsertionSort > 0
 561     for (CFIndex index(0); index != range.length; ++index)
 562         if (offsets[index] != 0)
 563             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 564     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 565     delete [] offsets;
 566 #endif
 567 }
 568
 569 /* }}} */
 570
 571 /* Apple Bug Fixes {{{ */
 572 @implementation UIWebDocumentView (Cydia)
 573
 574 - (void) _setScrollerOffset:(CGPoint)offset {
 575     UIScroller *scroller([self _scroller]);
 576
 577     CGSize size([scroller contentSize]);
 578     CGSize bounds([scroller bounds].size);
 579
 580     CGPoint max;
 581     max.x = size.width - bounds.width;
 582     max.y = size.height - bounds.height;
 583
 584     // wtf Apple?!
 585     if (max.x < 0)
 586         max.x = 0;
 587     if (max.y < 0)
 588         max.y = 0;
 589
 590     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 591     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 592
 593     [scroller setOffset:offset];
 594 }
 595
 596 @end
 597 /* }}} */
 598
 599 @implementation WebScriptObject (NSFastEnumeration)
 600
 601 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 602     size_t length([self count] - state->state);
 603     if (length <= 0)
 604         return 0;
 605     else if (length > count)
 606         length = count;
 607     for (size_t i(0); i != length; ++i)
 608         objects[i] = [self objectAtIndex:state->state++];
 609     state->itemsPtr = objects;
 610     state->mutationsPtr = (unsigned long *) self;
 611     return length;
 612 }
 613
 614 @end
 615
 616 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 617     size_t length([self length] - state->state);
 618     if (length <= 0)
 619         return 0;
 620     else if (length > count)
 621         length = count;
 622     for (size_t i(0); i != length; ++i)
 623         objects[i] = [self item:state->state++];
 624     state->itemsPtr = objects;
 625     state->mutationsPtr = (unsigned long *) self;
 626     return length;
 627 }
 628
 629 /* Cydia NSString Additions {{{ */
 630 @interface NSString (Cydia)
 631 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 632 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 633 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 634 - (NSComparisonResult) compareByPath:(NSString *)other;
 635 - (NSString *) stringByCachingURLWithCurrentCDN;
 636 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 637 @end
 638
 639 @implementation NSString (Cydia)
 640
 641 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 642     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 643 }
 644
 645 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 646     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 647     memcpy(data, bytes, length);
 648     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 649 }
 650
 651 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 652     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 653 }
 654
 655 - (NSComparisonResult) compareByPath:(NSString *)other {
 656     NSString *prefix = [self commonPrefixWithString:other options:0];
 657     size_t length = [prefix length];
 658
 659     NSRange lrange = NSMakeRange(length, [self length] - length);
 660     NSRange rrange = NSMakeRange(length, [other length] - length);
 661
 662     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 663     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 664
 665     NSComparisonResult value;
 666
 667     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 668         value = NSOrderedSame;
 669     else if (lrange.location == NSNotFound)
 670         value = NSOrderedAscending;
 671     else if (rrange.location == NSNotFound)
 672         value = NSOrderedDescending;
 673     else
 674         value = NSOrderedSame;
 675
 676     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 677         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 678     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 679         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 680
 681     NSComparisonResult result = [lpath compare:rpath];
 682     return result == NSOrderedSame ? value : result;
 683 }
 684
 685 - (NSString *) stringByCachingURLWithCurrentCDN {
 686     return [self
 687         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 688         withString:@"://cache.cydia.saurik.com/"
 689     ];
 690 }
 691
 692 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 693     return [(id)CFURLCreateStringByAddingPercentEscapes(
 694         kCFAllocatorDefault,
 695         (CFStringRef) self,
 696         NULL,
 697         CFSTR(";/?:@&=+$,"),
 698         kCFStringEncodingUTF8
 699     ) autorelease];
 700 }
 701
 702 @end
 703 /* }}} */
 704
 705 /* C++ NSString Wrapper Cache {{{ */
 706 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 707     return size == 0 ? NULL :
 708         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 709         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 710 }
 711
 712 static _finline CFStringRef CYStringCreate(const char *data) {
 713     return CYStringCreate(data, strlen(data));
 714 }
 715
 716 class CYString {
 717   private:
 718     char *data_;
 719     size_t size_;
 720     CFStringRef cache_;
 721
 722     _finline void clear_() {
 723         if (cache_ != NULL) {
 724             CFRelease(cache_);
 725             cache_ = NULL;
 726         }
 727     }
 728
 729   public:
 730     _finline bool empty() const {
 731         return size_ == 0;
 732     }
 733
 734     _finline size_t size() const {
 735         return size_;
 736     }
 737
 738     _finline char *data() const {
 739         return data_;
 740     }
 741
 742     _finline void clear() {
 743         size_ = 0;
 744         clear_();
 745     }
 746
 747     _finline CYString() :
 748         data_(0),
 749         size_(0),
 750         cache_(NULL)
 751     {
 752     }
 753
 754     _finline ~CYString() {
 755         clear_();
 756     }
 757
 758     void operator =(const CYString &rhs) {
 759         data_ = rhs.data_;
 760         size_ = rhs.size_;
 761
 762         if (rhs.cache_ == nil)
 763             cache_ = NULL;
 764         else
 765             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 766     }
 767
 768     void copy(apr_pool_t *pool) {
 769         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 770         memcpy(temp, data_, size_);
 771         temp[size_] = '\0';
 772         data_ = temp;
 773     }
 774
 775     void set(apr_pool_t *pool, const char *data, size_t size) {
 776         if (size == 0)
 777             clear();
 778         else {
 779             clear_();
 780
 781             data_ = const_cast<char *>(data);
 782             size_ = size;
 783
 784             if (pool != NULL)
 785                 copy(pool);
 786         }
 787     }
 788
 789     _finline void set(apr_pool_t *pool, const char *data) {
 790         set(pool, data, data == NULL ? 0 : strlen(data));
 791     }
 792
 793     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 794         set(pool, rhs.data(), rhs.size());
 795     }
 796
 797     bool operator ==(const CYString &rhs) const {
 798         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 799     }
 800
 801     _finline operator CFStringRef() {
 802         if (cache_ == NULL)
 803             cache_ = CYStringCreate(data_, size_);
 804         return cache_;
 805     }
 806
 807     _finline operator id() {
 808         return (NSString *) static_cast<CFStringRef>(*this);
 809     }
 810
 811     _finline operator const char *() {
 812         return reinterpret_cast<const char *>(data_);
 813     }
 814 };
 815 /* }}} */
 816 /* C++ NSString Algorithm Adapters {{{ */
 817 extern "C" {
 818     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 819 }
 820
 821 struct NSStringMapHash :
 822     std::unary_function<NSString *, size_t>
 823 {
 824     _finline size_t operator ()(NSString *value) const {
 825         return CFStringHashNSString((CFStringRef) value);
 826     }
 827 };
 828
 829 struct NSStringMapLess :
 830     std::binary_function<NSString *, NSString *, bool>
 831 {
 832     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 833         return [lhs compare:rhs] == NSOrderedAscending;
 834     }
 835 };
 836
 837 struct NSStringMapEqual :
 838     std::binary_function<NSString *, NSString *, bool>
 839 {
 840     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 841         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 842         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 843         //[lhs isEqualToString:rhs];
 844     }
 845 };
 846 /* }}} */
 847
 848 /* Perl-Compatible RegEx {{{ */
 849 class Pcre {
 850   private:
 851     pcre *code_;
 852     pcre_extra *study_;
 853     int capture_;
 854     int *matches_;
 855     const char *data_;
 856
 857   public:
 858     Pcre(const char *regex) :
 859         study_(NULL)
 860     {
 861         const char *error;
 862         int offset;
 863         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 864
 865         if (code_ == NULL) {
 866             lprintf("%d:%s\n", offset, error);
 867             _assert(false);
 868         }
 869
 870         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 871         matches_ = new int[(capture_ + 1) * 3];
 872     }
 873
 874     ~Pcre() {
 875         pcre_free(code_);
 876         delete matches_;
 877     }
 878
 879     NSString *operator [](size_t match) {
 880         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 881     }
 882
 883     bool operator ()(NSString *data) {
 884         // XXX: length is for characters, not for bytes
 885         return operator ()([data UTF8String], [data length]);
 886     }
 887
 888     bool operator ()(const char *data, size_t size) {
 889         data_ = data;
 890         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 891     }
 892 };
 893 /* }}} */
 894 /* Mime Addresses {{{ */
 895 @interface Address : NSObject {
 896     NSString *name_;
 897     NSString *address_;
 898 }
 899
 900 - (NSString *) name;
 901 - (NSString *) address;
 902
 903 - (void) setAddress:(NSString *)address;
 904
 905 + (Address *) addressWithString:(NSString *)string;
 906 - (Address *) initWithString:(NSString *)string;
 907 @end
 908
 909 @implementation Address
 910
 911 - (void) dealloc {
 912     [name_ release];
 913     if (address_ != nil)
 914         [address_ release];
 915     [super dealloc];
 916 }
 917
 918 - (NSString *) name {
 919     return name_;
 920 }
 921
 922 - (NSString *) address {
 923     return address_;
 924 }
 925
 926 - (void) setAddress:(NSString *)address {
 927     if (address_ != nil)
 928         [address_ autorelease];
 929     if (address == nil)
 930         address_ = nil;
 931     else
 932         address_ = [address retain];
 933 }
 934
 935 + (Address *) addressWithString:(NSString *)string {
 936     return [[[Address alloc] initWithString:string] autorelease];
 937 }
 938
 939 + (NSArray *) _attributeKeys {
 940     return [NSArray arrayWithObjects:@"address", @"name", nil];
 941 }
 942
 943 - (NSArray *) attributeKeys {
 944     return [[self class] _attributeKeys];
 945 }
 946
 947 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 948     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 949 }
 950
 951 - (Address *) initWithString:(NSString *)string {
 952     if ((self = [super init]) != nil) {
 953         const char *data = [string UTF8String];
 954         size_t size = [string length];
 955
 956         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 957
 958         if (address_r(data, size)) {
 959             name_ = [address_r[1] retain];
 960             address_ = [address_r[2] retain];
 961         } else {
 962             name_ = [string retain];
 963             address_ = nil;
 964         }
 965     } return self;
 966 }
 967
 968 @end
 969 /* }}} */
 970 /* CoreGraphics Primitives {{{ */
 971 class CYColor {
 972   private:
 973     CGColorRef color_;
 974
 975     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 976         CGFloat color[] = {red, green, blue, alpha};
 977         return CGColorCreate(space, color);
 978     }
 979
 980   public:
 981     CYColor() :
 982         color_(NULL)
 983     {
 984     }
 985
 986     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 987         color_(Create_(space, red, green, blue, alpha))
 988     {
 989         Set(space, red, green, blue, alpha);
 990     }
 991
 992     void Clear() {
 993         if (color_ != NULL)
 994             CGColorRelease(color_);
 995     }
 996
 997     ~CYColor() {
 998         Clear();
 999     }
1000
1001     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1002         Clear();
1003         color_ = Create_(space, red, green, blue, alpha);
1004     }
1005
1006     operator CGColorRef() {
1007         return color_;
1008     }
1009 };
1010 /* }}} */
1011
1012 /* Random Global Variables {{{ */
1013 static const int PulseInterval_ = 50000;
1014 static const int ButtonBarWidth_ = 60;
1015 static const int ButtonBarHeight_ = 48;
1016 static const float KeyboardTime_ = 0.3f;
1017
1018 static int Finish_;
1019 static NSArray *Finishes_;
1020
1021 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1022 #define NotifyConfig_ "/etc/notify.conf"
1023
1024 static bool Queuing_;
1025
1026 static CYColor Blue_;
1027 static CYColor Blueish_;
1028 static CYColor Black_;
1029 static CYColor Off_;
1030 static CYColor White_;
1031 static CYColor Gray_;
1032 static CYColor Green_;
1033 static CYColor Purple_;
1034 static CYColor Purplish_;
1035
1036 static UIColor *InstallingColor_;
1037 static UIColor *RemovingColor_;
1038
1039 static NSString *App_;
1040 static NSString *Home_;
1041
1042 static BOOL Advanced_;
1043 static BOOL Ignored_;
1044
1045 static UIFont *Font12_;
1046 static UIFont *Font12Bold_;
1047 static UIFont *Font14_;
1048 static UIFont *Font18Bold_;
1049 static UIFont *Font22Bold_;
1050
1051 static const char *Machine_ = NULL;
1052 static NSString *System_ = nil;
1053 static NSString *SerialNumber_ = nil;
1054 static NSString *ChipID_ = nil;
1055 static NSString *Token_ = nil;
1056 static NSString *UniqueID_ = nil;
1057 static NSString *PLMN_ = nil;
1058 static NSString *Build_ = nil;
1059 static NSString *Product_ = nil;
1060 static NSString *Safari_ = nil;
1061
1062 static CFLocaleRef Locale_;
1063 static NSArray *Languages_;
1064 static CGColorSpaceRef space_;
1065
1066 static NSDictionary *SectionMap_;
1067 static NSMutableDictionary *Metadata_;
1068 static _transient NSMutableDictionary *Settings_;
1069 static _transient NSString *Role_;
1070 static _transient NSMutableDictionary *Packages_;
1071 static _transient NSMutableDictionary *Sections_;
1072 static _transient NSMutableDictionary *Sources_;
1073 static bool Changed_;
1074 static time_t now_;
1075
1076 static bool IsWildcat_;
1077 /* }}} */
1078
1079 /* Display Helpers {{{ */
1080 inline float Interpolate(float begin, float end, float fraction) {
1081     return (end - begin) * fraction + begin;
1082 }
1083
1084 /* XXX: localize this! */
1085 NSString *SizeString(double size) {
1086     bool negative = size < 0;
1087     if (negative)
1088         size = -size;
1089
1090     unsigned power = 0;
1091     while (size > 1024) {
1092         size /= 1024;
1093         ++power;
1094     }
1095
1096     static const char *powers_[] = {"B", "kB", "MB", "GB"};
1097
1098     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
1099 }
1100
1101 static _finline const char *StripVersion_(const char *version) {
1102     const char *colon(strchr(version, ':'));
1103     return colon == NULL ? version : colon + 1;
1104 }
1105
1106 NSString *LocalizeSection(NSString *section) {
1107     static Pcre title_r("^(.*?) \\((.*)\\)$");
1108     if (title_r(section)) {
1109         NSString *parent(title_r[1]);
1110         NSString *child(title_r[2]);
1111
1112         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1113             LocalizeSection(parent),
1114             LocalizeSection(child)
1115         ];
1116     }
1117
1118     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1119 }
1120
1121 NSString *Simplify(NSString *title) {
1122     const char *data = [title UTF8String];
1123     size_t size = [title length];
1124
1125     static Pcre square_r("^\\[(.*)\\]$");
1126     if (square_r(data, size))
1127         return Simplify(square_r[1]);
1128
1129     static Pcre paren_r("^\\((.*)\\)$");
1130     if (paren_r(data, size))
1131         return Simplify(paren_r[1]);
1132
1133     static Pcre title_r("^(.*?) \\((.*)\\)$");
1134     if (title_r(data, size))
1135         return Simplify(title_r[1]);
1136
1137     return title;
1138 }
1139 /* }}} */
1140
1141 NSString *GetLastUpdate() {
1142     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1143
1144     if (update == nil)
1145         return UCLocalize("NEVER_OR_UNKNOWN");
1146
1147     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1148     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1149
1150     CFRelease(formatter);
1151
1152     return [(NSString *) formatted autorelease];
1153 }
1154
1155 bool isSectionVisible(NSString *section) {
1156     NSDictionary *metadata([Sections_ objectForKey:section]);
1157     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1158     return hidden == nil || ![hidden boolValue];
1159 }
1160
1161 @class Cydia;
1162
1163 /* Delegate Prototypes {{{ */
1164 @class Package;
1165 @class Source;
1166
1167 @interface NSObject (ProgressDelegate)
1168 @end
1169
1170 @protocol ProgressDelegate
1171 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1172 - (void) setProgressTitle:(NSString *)title;
1173 - (void) setProgressPercent:(float)percent;
1174 - (void) startProgress;
1175 - (void) addProgressOutput:(NSString *)output;
1176 - (bool) isCancelling:(size_t)received;
1177 @end
1178
1179 @protocol ConfigurationDelegate
1180 - (void) repairWithSelector:(SEL)selector;
1181 - (void) setConfigurationData:(NSString *)data;
1182 @end
1183
1184 @class PackageController;
1185
1186 @protocol CydiaDelegate
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
1207 /* Status Delegation {{{ */
1208 class Status :
1209     public pkgAcquireStatus
1210 {
1211   private:
1212     _transient NSObject<ProgressDelegate> *delegate_;
1213
1214   public:
1215     Status() :
1216         delegate_(nil)
1217     {
1218     }
1219
1220     void setDelegate(id delegate) {
1221         delegate_ = delegate;
1222     }
1223
1224     NSObject<ProgressDelegate> *getDelegate() const {
1225         return delegate_;
1226     }
1227
1228     virtual bool MediaChange(std::string media, std::string drive) {
1229         return false;
1230     }
1231
1232     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1233     }
1234
1235     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1236         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1237         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1238     }
1239
1240     virtual void Done(pkgAcquire::ItemDesc &item) {
1241     }
1242
1243     virtual void Fail(pkgAcquire::ItemDesc &item) {
1244         if (
1245             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1246             item.Owner->Status == pkgAcquire::Item::StatDone
1247         )
1248             return;
1249
1250         std::string &error(item.Owner->ErrorText);
1251         if (error.empty())
1252             return;
1253
1254         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1255         NSArray *fields([description componentsSeparatedByString:@" "]);
1256         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1257
1258         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1259             withObject:[NSArray arrayWithObjects:
1260                 [NSString stringWithUTF8String:error.c_str()],
1261                 source,
1262             nil]
1263             waitUntilDone:YES
1264         ];
1265     }
1266
1267     virtual bool Pulse(pkgAcquire *Owner) {
1268         bool value = pkgAcquireStatus::Pulse(Owner);
1269
1270         float percent(
1271             double(CurrentBytes + CurrentItems) /
1272             double(TotalBytes + TotalItems)
1273         );
1274
1275         [delegate_ setProgressPercent:percent];
1276         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1277     }
1278
1279     virtual void Start() {
1280         [delegate_ startProgress];
1281     }
1282
1283     virtual void Stop() {
1284     }
1285 };
1286 /* }}} */
1287 /* Progress Delegation {{{ */
1288 class Progress :
1289     public OpProgress
1290 {
1291   private:
1292     _transient id<ProgressDelegate> delegate_;
1293     float percent_;
1294
1295   protected:
1296     virtual void Update() {
1297         /*if (abs(Percent - percent_) > 2)
1298             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1299             percent_ = Percent;
1300         }*/
1301
1302         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1303         [delegate_ setProgressPercent:(Percent / 100)];*/
1304     }
1305
1306   public:
1307     Progress() :
1308         delegate_(nil),
1309         percent_(0)
1310     {
1311     }
1312
1313     void setDelegate(id delegate) {
1314         delegate_ = delegate;
1315     }
1316
1317     id getDelegate() const {
1318         return delegate_;
1319     }
1320
1321     virtual void Done() {
1322         //NSLog(@"DONE");
1323         //[delegate_ setProgressPercent:1];
1324     }
1325 };
1326 /* }}} */
1327
1328 /* Database Interface {{{ */
1329 typedef std::map< unsigned long, _H<Source> > SourceMap;
1330
1331 @interface Database : NSObject {
1332     NSZone *zone_;
1333     apr_pool_t *pool_;
1334
1335     unsigned era_;
1336
1337     pkgCacheFile cache_;
1338     pkgDepCache::Policy *policy_;
1339     pkgRecords *records_;
1340     pkgProblemResolver *resolver_;
1341     pkgAcquire *fetcher_;
1342     FileFd *lock_;
1343     SPtr<pkgPackageManager> manager_;
1344     pkgSourceList *list_;
1345
1346     SourceMap sources_;
1347     CFMutableArrayRef packages_;
1348
1349     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1350     Status status_;
1351     Progress progress_;
1352
1353     int cydiafd_;
1354     int statusfd_;
1355     FILE *input_;
1356 }
1357
1358 + (Database *) sharedInstance;
1359 - (unsigned) era;
1360
1361 - (void) _readCydia:(NSNumber *)fd;
1362 - (void) _readStatus:(NSNumber *)fd;
1363 - (void) _readOutput:(NSNumber *)fd;
1364
1365 - (FILE *) input;
1366
1367 - (Package *) packageWithName:(NSString *)name;
1368
1369 - (pkgCacheFile &) cache;
1370 - (pkgDepCache::Policy *) policy;
1371 - (pkgRecords *) records;
1372 - (pkgProblemResolver *) resolver;
1373 - (pkgAcquire &) fetcher;
1374 - (pkgSourceList &) list;
1375 - (NSArray *) packages;
1376 - (NSArray *) sources;
1377 - (void) reloadData;
1378
1379 - (void) configure;
1380 - (bool) prepare;
1381 - (void) perform;
1382 - (bool) upgrade;
1383 - (void) update;
1384
1385 - (void) updateWithStatus:(Status &)status;
1386
1387 - (void) setDelegate:(id)delegate;
1388 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1389 @end
1390 /* }}} */
1391 /* Delegate Helpers {{{ */
1392 @implementation NSObject (ProgressDelegate)
1393
1394 - (void) _setProgressErrorPackage:(NSArray *)args {
1395     [self performSelector:@selector(setProgressError:forPackage:)
1396         withObject:[args objectAtIndex:0]
1397         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1398     ];
1399 }
1400
1401 - (void) _setProgressErrorTitle:(NSArray *)args {
1402     [self performSelector:@selector(setProgressError:withTitle:)
1403         withObject:[args objectAtIndex:0]
1404         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1405     ];
1406 }
1407
1408 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1409     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1410         withObject:[NSArray arrayWithObjects:error, title, nil]
1411         waitUntilDone:YES
1412     ];
1413 }
1414
1415 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1416     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1417
1418     [self performSelector:@selector(setProgressError:withTitle:)
1419         withObject:error
1420         withObject:(package == nil ? id : [package name])
1421     ];
1422 }
1423
1424 @end
1425 /* }}} */
1426
1427 // Cytore Definitions {{{
1428 struct PackageValue :
1429     Cytore::Block
1430 {
1431     Cytore::Offset<PackageValue> next_;
1432
1433     uint32_t index_ : 23;
1434     uint32_t subscribed_ : 1;
1435     uint32_t : 8;
1436
1437     int32_t first_;
1438     int32_t last_;
1439
1440     uint16_t vhash_;
1441     uint16_t nhash_;
1442
1443     char version_[8];
1444     char name_[];
1445 };
1446
1447 struct MetaValue :
1448     Cytore::Block
1449 {
1450     uint32_t active_;
1451     Cytore::Offset<PackageValue> packages_[1 << 16];
1452 };
1453
1454 static Cytore::File<MetaValue> MetaFile_;
1455 // }}}
1456 // Cytore Helper Functions {{{
1457 static PackageValue *PackageFind(const char *name, size_t length) {
1458     SplitHash nhash = { hashlittle(name, length) };
1459
1460     PackageValue *metadata;
1461
1462     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1463     offset: if (offset->IsNull()) {
1464         *offset = MetaFile_.New<PackageValue>(length + 1);
1465         metadata = &MetaFile_.Get(*offset);
1466
1467         memcpy(metadata->name_, name, length + 1);
1468         metadata->nhash_ = nhash.u16[1];
1469     } else {
1470         metadata = &MetaFile_.Get(*offset);
1471
1472         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1473             offset = &metadata->next_;
1474             goto offset;
1475         }
1476     }
1477
1478     return metadata;
1479 }
1480
1481 static void PackageImport(const void *key, const void *value, void *context) {
1482     char buffer[1024];
1483     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1484         NSLog(@"failed to import package %@", key);
1485         return;
1486     }
1487
1488     PackageValue *metadata(PackageFind(buffer, strlen(buffer)));
1489     NSDictionary *package((NSDictionary *) value);
1490
1491     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1492         if ([subscribed boolValue])
1493             metadata->subscribed_ = true;
1494
1495     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1496         time_t time([date timeIntervalSince1970]);
1497         if (metadata->first_ > time || metadata->first_ == 0)
1498             metadata->first_ = time;
1499     }
1500
1501     bool versioned(false);
1502
1503     if (NSDate *date = [package objectForKey:@"LastSeen"]) {
1504         time_t time([date timeIntervalSince1970]);
1505         if (metadata->last_ < time || metadata->last_ == 0) {
1506             metadata->last_ = time;
1507             versioned = true;
1508         }
1509     } else if (metadata->last_ == 0) {
1510         metadata->last_ = metadata->first_;
1511         if (metadata->version_[0] == '\0')
1512             versioned = true;
1513     }
1514
1515     if (versioned)
1516         if (NSString *version = [package objectForKey:@"LastVersion"])
1517             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1518                 size_t length(strlen(buffer));
1519                 uint16_t vhash(hashlittle(buffer, length));
1520
1521                 size_t capped(std::min<size_t>(8, length));
1522                 char *latest(buffer + length - capped);
1523
1524                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1525                 metadata->vhash_ = vhash;
1526             }
1527 }
1528 // }}}
1529
1530 /* Source Class {{{ */
1531 @interface Source : NSObject {
1532     CYString depiction_;
1533     CYString description_;
1534     CYString label_;
1535     CYString origin_;
1536     CYString support_;
1537
1538     CYString uri_;
1539     CYString distribution_;
1540     CYString type_;
1541     CYString version_;
1542
1543     NSString *host_;
1544     NSString *authority_;
1545
1546     CYString defaultIcon_;
1547
1548     NSDictionary *record_;
1549     BOOL trusted_;
1550 }
1551
1552 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1553
1554 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1555
1556 - (NSString *) depictionForPackage:(NSString *)package;
1557 - (NSString *) supportForPackage:(NSString *)package;
1558
1559 - (NSDictionary *) record;
1560 - (BOOL) trusted;
1561
1562 - (NSString *) uri;
1563 - (NSString *) distribution;
1564 - (NSString *) type;
1565 - (NSString *) key;
1566 - (NSString *) host;
1567
1568 - (NSString *) name;
1569 - (NSString *) description;
1570 - (NSString *) label;
1571 - (NSString *) origin;
1572 - (NSString *) version;
1573
1574 - (NSString *) defaultIcon;
1575
1576 @end
1577
1578 @implementation Source
1579
1580 - (void) _clear {
1581     uri_.clear();
1582     distribution_.clear();
1583     type_.clear();
1584
1585     description_.clear();
1586     label_.clear();
1587     origin_.clear();
1588     depiction_.clear();
1589     support_.clear();
1590     version_.clear();
1591     defaultIcon_.clear();
1592
1593     if (record_ != nil) {
1594         [record_ release];
1595         record_ = nil;
1596     }
1597
1598     if (host_ != nil) {
1599         [host_ release];
1600         host_ = nil;
1601     }
1602
1603     if (authority_ != nil) {
1604         [authority_ release];
1605         authority_ = nil;
1606     }
1607 }
1608
1609 - (void) dealloc {
1610     // XXX: this is a very inefficient way to call these deconstructors
1611     [self _clear];
1612     [super dealloc];
1613 }
1614
1615 + (NSArray *) _attributeKeys {
1616     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1617 }
1618
1619 - (NSArray *) attributeKeys {
1620     return [[self class] _attributeKeys];
1621 }
1622
1623 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1624     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1625 }
1626
1627 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1628     [self _clear];
1629
1630     trusted_ = index->IsTrusted();
1631
1632     uri_.set(pool, index->GetURI());
1633     distribution_.set(pool, index->GetDist());
1634     type_.set(pool, index->GetType());
1635
1636     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1637     if (dindex != NULL) {
1638         FileFd fd;
1639         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1640             _error->Discard();
1641         else {
1642             pkgTagFile tags(&fd);
1643
1644             pkgTagSection section;
1645             tags.Step(section);
1646
1647             struct {
1648                 const char *name_;
1649                 CYString *value_;
1650             } names[] = {
1651                 {"default-icon", &defaultIcon_},
1652                 {"depiction", &depiction_},
1653                 {"description", &description_},
1654                 {"label", &label_},
1655                 {"origin", &origin_},
1656                 {"support", &support_},
1657                 {"version", &version_},
1658             };
1659
1660             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1661                 const char *start, *end;
1662
1663                 if (section.Find(names[i].name_, start, end)) {
1664                     CYString &value(*names[i].value_);
1665                     value.set(pool, start, end - start);
1666                 }
1667             }
1668         }
1669     }
1670
1671     record_ = [Sources_ objectForKey:[self key]];
1672     if (record_ != nil)
1673         record_ = [record_ retain];
1674
1675     NSURL *url([NSURL URLWithString:uri_]);
1676
1677     host_ = [url host];
1678     if (host_ != nil)
1679         host_ = [[host_ lowercaseString] retain];
1680
1681     if (host_ != nil)
1682         authority_ = host_;
1683     else
1684         authority_ = [url path];
1685
1686     if (authority_ != nil)
1687         authority_ = [authority_ retain];
1688 }
1689
1690 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1691     if ((self = [super init]) != nil) {
1692         [self setMetaIndex:index inPool:pool];
1693     } return self;
1694 }
1695
1696 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1697     NSDictionary *lhr = [self record];
1698     NSDictionary *rhr = [source record];
1699
1700     if (lhr != rhr)
1701         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1702
1703     NSString *lhs = [self name];
1704     NSString *rhs = [source name];
1705
1706     if ([lhs length] != 0 && [rhs length] != 0) {
1707         unichar lhc = [lhs characterAtIndex:0];
1708         unichar rhc = [rhs characterAtIndex:0];
1709
1710         if (isalpha(lhc) && !isalpha(rhc))
1711             return NSOrderedAscending;
1712         else if (!isalpha(lhc) && isalpha(rhc))
1713             return NSOrderedDescending;
1714     }
1715
1716     return [lhs compare:rhs options:LaxCompareOptions_];
1717 }
1718
1719 - (NSString *) depictionForPackage:(NSString *)package {
1720     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1721 }
1722
1723 - (NSString *) supportForPackage:(NSString *)package {
1724     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1725 }
1726
1727 - (NSDictionary *) record {
1728     return record_;
1729 }
1730
1731 - (BOOL) trusted {
1732     return trusted_;
1733 }
1734
1735 - (NSString *) uri {
1736     return uri_;
1737 }
1738
1739 - (NSString *) distribution {
1740     return distribution_;
1741 }
1742
1743 - (NSString *) type {
1744     return type_;
1745 }
1746
1747 - (NSString *) key {
1748     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1749 }
1750
1751 - (NSString *) host {
1752     return host_;
1753 }
1754
1755 - (NSString *) name {
1756     return origin_.empty() ? authority_ : origin_;
1757 }
1758
1759 - (NSString *) description {
1760     return description_;
1761 }
1762
1763 - (NSString *) label {
1764     return label_.empty() ? authority_ : label_;
1765 }
1766
1767 - (NSString *) origin {
1768     return origin_;
1769 }
1770
1771 - (NSString *) version {
1772     return version_;
1773 }
1774
1775 - (NSString *) defaultIcon {
1776     return defaultIcon_;
1777 }
1778
1779 @end
1780 /* }}} */
1781 /* Relationship Class {{{ */
1782 @interface Relationship : NSObject {
1783     NSString *type_;
1784     NSString *id_;
1785 }
1786
1787 - (NSString *) type;
1788 - (NSString *) id;
1789 - (NSString *) name;
1790
1791 @end
1792
1793 @implementation Relationship
1794
1795 - (void) dealloc {
1796     [type_ release];
1797     [id_ release];
1798     [super dealloc];
1799 }
1800
1801 - (NSString *) type {
1802     return type_;
1803 }
1804
1805 - (NSString *) id {
1806     return id_;
1807 }
1808
1809 - (NSString *) name {
1810     _assert(false);
1811     return nil;
1812 }
1813
1814 @end
1815 /* }}} */
1816 /* Package Class {{{ */
1817 struct ParsedPackage {
1818     CYString tagline_;
1819
1820     CYString icon_;
1821
1822     CYString depiction_;
1823     CYString homepage_;
1824
1825     CYString sponsor_;
1826     CYString author_;
1827
1828     CYString bugs_;
1829     CYString support_;
1830 };
1831
1832 @interface Package : NSObject {
1833     uint32_t era_ : 29;
1834     uint32_t essential_ : 1;
1835     uint32_t obsolete_ : 1;
1836     uint32_t ignored_ : 1;
1837
1838     apr_pool_t *pool_;
1839
1840     _transient Database *database_;
1841
1842     pkgCache::VerIterator version_;
1843     pkgCache::PkgIterator iterator_;
1844     pkgCache::VerFileIterator file_;
1845
1846     CYString id_;
1847     CYString name_;
1848
1849     CYString latest_;
1850     CYString installed_;
1851
1852     CYString section_;
1853     _transient NSString *section$_;
1854
1855     Source *source_;
1856
1857     PackageValue *metadata_;
1858     ParsedPackage *parsed_;
1859
1860     NSMutableArray *tags_;
1861     NSString *role_;
1862 }
1863
1864 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1865 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1866
1867 - (pkgCache::PkgIterator) iterator;
1868 - (void) parse;
1869
1870 - (NSString *) section;
1871 - (NSString *) simpleSection;
1872
1873 - (NSString *) longSection;
1874 - (NSString *) shortSection;
1875
1876 - (NSString *) uri;
1877
1878 - (Address *) maintainer;
1879 - (size_t) size;
1880 - (NSString *) longDescription;
1881 - (NSString *) shortDescription;
1882 - (unichar) index;
1883
1884 - (PackageValue *) metadata;
1885 - (time_t) seen;
1886
1887 - (bool) subscribed;
1888 - (bool) setSubscribed:(bool)subscribed;
1889
1890 - (BOOL) ignored;
1891
1892 - (NSString *) latest;
1893 - (NSString *) installed;
1894 - (BOOL) uninstalled;
1895
1896 - (BOOL) valid;
1897 - (BOOL) upgradableAndEssential:(BOOL)essential;
1898 - (BOOL) essential;
1899 - (BOOL) broken;
1900 - (BOOL) unfiltered;
1901 - (BOOL) visible;
1902
1903 - (BOOL) half;
1904 - (BOOL) halfConfigured;
1905 - (BOOL) halfInstalled;
1906 - (BOOL) hasMode;
1907 - (NSString *) mode;
1908
1909 - (NSString *) id;
1910 - (NSString *) name;
1911 - (UIImage *) icon;
1912 - (NSString *) homepage;
1913 - (NSString *) depiction;
1914 - (Address *) author;
1915
1916 - (NSString *) support;
1917
1918 - (NSArray *) files;
1919 - (NSArray *) warnings;
1920 - (NSArray *) applications;
1921
1922 - (Source *) source;
1923 - (NSString *) role;
1924
1925 - (BOOL) matches:(NSString *)text;
1926
1927 - (bool) hasSupportingRole;
1928 - (BOOL) hasTag:(NSString *)tag;
1929 - (NSString *) primaryPurpose;
1930 - (NSArray *) purposes;
1931 - (bool) isCommercial;
1932
1933 - (void) setIndex:(size_t)index;
1934
1935 - (CYString &) cyname;
1936
1937 - (uint32_t) compareBySection:(NSArray *)sections;
1938
1939 - (void) install;
1940 - (void) remove;
1941
1942 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1943 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1944 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1945 - (bool) isVisibleInSection:(NSString *)section;
1946 - (bool) isVisibleInSource:(Source *)source;
1947
1948 @end
1949
1950 uint32_t PackageChangesRadix(Package *self, void *) {
1951     union {
1952         uint32_t key;
1953
1954         struct {
1955             uint32_t timestamp : 30;
1956             uint32_t ignored : 1;
1957             uint32_t upgradable : 1;
1958         } bits;
1959     } value;
1960
1961     bool upgradable([self upgradableAndEssential:YES]);
1962     value.bits.upgradable = upgradable ? 1 : 0;
1963
1964     if (upgradable) {
1965         value.bits.timestamp = 0;
1966         value.bits.ignored = [self ignored] ? 0 : 1;
1967         value.bits.upgradable = 1;
1968     } else {
1969         value.bits.timestamp = [self seen] >> 2;
1970         value.bits.ignored = 0;
1971         value.bits.upgradable = 0;
1972     }
1973
1974     return _not(uint32_t) - value.key;
1975 }
1976
1977 uint32_t PackagePrefixRadix(Package *self, void *context) {
1978     size_t offset(reinterpret_cast<size_t>(context));
1979     CYString &name([self cyname]);
1980
1981     size_t size(name.size());
1982     if (size == 0)
1983         return 0;
1984     char *text(name.data());
1985
1986     size_t zeros;
1987     if (!isdigit(text[0]))
1988         zeros = 0;
1989     else {
1990         size_t digits(1);
1991         while (size != digits && isdigit(text[digits]))
1992             if (++digits == 4)
1993                 break;
1994         zeros = 4 - digits;
1995     }
1996
1997     uint8_t data[4];
1998
1999     if (offset == 0 && zeros != 0) {
2000         memset(data, '0', zeros);
2001         memcpy(data + zeros, text, 4 - zeros);
2002     } else {
2003         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2004         if (size <= offset - zeros)
2005             return 0;
2006
2007         text += offset - zeros;
2008         size -= offset - zeros;
2009
2010         if (size >= 4)
2011             memcpy(data, text, 4);
2012         else {
2013             memcpy(data, text, size);
2014             memset(data + size, 0, 4 - size);
2015         }
2016
2017         for (size_t i(0); i != 4; ++i)
2018             if (isalpha(data[i]))
2019                 data[i] |= 0x20;
2020     }
2021
2022     if (offset == 0)
2023         if (data[0] == '@')
2024             data[0] = 0x7f;
2025         else
2026             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2027
2028     /* XXX: ntohl may be more honest */
2029     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2030 }
2031
2032 CYString &(*PackageName)(Package *self, SEL sel);
2033
2034 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2035     _profile(PackageNameCompare)
2036         CYString &lhi(PackageName(lhs, @selector(cyname)));
2037         CYString &rhi(PackageName(rhs, @selector(cyname)));
2038         CFStringRef lhn(lhi), rhn(rhi);
2039
2040         if (lhn == NULL)
2041             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2042         else if (rhn == NULL)
2043             return NSOrderedDescending;
2044
2045         _profile(PackageNameCompare$NumbersLast)
2046             if (!lhi.empty() && !rhi.empty()) {
2047                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2048                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2049                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2050                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2051                     return lha ? NSOrderedAscending : NSOrderedDescending;
2052             }
2053         _end
2054
2055         CFIndex length = CFStringGetLength(lhn);
2056
2057         _profile(PackageNameCompare$Compare)
2058             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2059         _end
2060     _end
2061 }
2062
2063 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2064     return PackageNameCompare(*lhs, *rhs, context);
2065 }
2066
2067 struct PackageNameOrdering :
2068     std::binary_function<Package *, Package *, bool>
2069 {
2070     _finline bool operator ()(Package *lhs, Package *rhs) const {
2071         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2072     }
2073 };
2074
2075 @implementation Package
2076
2077 - (NSString *) description {
2078     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2079 }
2080
2081 - (void) dealloc {
2082     if (parsed_ != NULL)
2083         delete parsed_;
2084
2085     if (source_ != nil)
2086         [source_ release];
2087
2088     if (tags_ != nil)
2089         [tags_ release];
2090     if (role_ != nil)
2091         [role_ release];
2092
2093     [super dealloc];
2094 }
2095
2096 + (NSString *) webScriptNameForSelector:(SEL)selector {
2097     if (selector == @selector(hasTag:))
2098         return @"hasTag";
2099     else
2100         return nil;
2101 }
2102
2103 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2104     return [self webScriptNameForSelector:selector] == nil;
2105 }
2106
2107 + (NSArray *) _attributeKeys {
2108     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];
2109 }
2110
2111 - (NSArray *) attributeKeys {
2112     return [[self class] _attributeKeys];
2113 }
2114
2115 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2116     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2117 }
2118
2119 - (void) parse {
2120     if (parsed_ != NULL)
2121         return;
2122 @synchronized (database_) {
2123     if ([database_ era] != era_ || file_.end())
2124         return;
2125
2126     ParsedPackage *parsed(new ParsedPackage);
2127     parsed_ = parsed;
2128
2129     _profile(Package$parse)
2130         pkgRecords::Parser *parser;
2131
2132         _profile(Package$parse$Lookup)
2133             parser = &[database_ records]->Lookup(file_);
2134         _end
2135
2136         CYString website;
2137
2138         _profile(Package$parse$Find)
2139             struct {
2140                 const char *name_;
2141                 CYString *value_;
2142             } names[] = {
2143                 {"icon", &parsed->icon_},
2144                 {"depiction", &parsed->depiction_},
2145                 {"homepage", &parsed->homepage_},
2146                 {"website", &website},
2147                 {"bugs", &parsed->bugs_},
2148                 {"support", &parsed->support_},
2149                 {"sponsor", &parsed->sponsor_},
2150                 {"author", &parsed->author_},
2151             };
2152
2153             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2154                 const char *start, *end;
2155
2156                 if (parser->Find(names[i].name_, start, end)) {
2157                     CYString &value(*names[i].value_);
2158                     _profile(Package$parse$Value)
2159                         value.set(pool_, start, end - start);
2160                     _end
2161                 }
2162             }
2163         _end
2164
2165         _profile(Package$parse$Tagline)
2166             const char *start, *end;
2167             if (parser->ShortDesc(start, end)) {
2168                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2169                 if (stop == NULL)
2170                     stop = end;
2171                 while (stop != start && stop[-1] == '\r')
2172                     --stop;
2173                 parsed->tagline_.set(pool_, start, stop - start);
2174             }
2175         _end
2176
2177         _profile(Package$parse$Retain)
2178             if (parsed->homepage_.empty())
2179                 parsed->homepage_ = website;
2180             if (parsed->homepage_ == parsed->depiction_)
2181                 parsed->homepage_.clear();
2182         _end
2183     _end
2184 } }
2185
2186 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2187     if ((self = [super init]) != nil) {
2188     _profile(Package$initWithVersion)
2189         pool_ = pool;
2190
2191         database_ = database;
2192         era_ = [database era];
2193
2194         version_ = version;
2195
2196         pkgCache::PkgIterator iterator(version.ParentPkg());
2197         iterator_ = iterator;
2198
2199         _profile(Package$initWithVersion$Version)
2200             if (!version_.end())
2201                 file_ = version_.FileList();
2202             else {
2203                 pkgCache &cache([database_ cache]);
2204                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2205             }
2206         _end
2207
2208         _profile(Package$initWithVersion$Cache)
2209             name_.set(NULL, iterator.Display());
2210
2211             latest_.set(NULL, StripVersion_(version_.VerStr()));
2212
2213             pkgCache::VerIterator current(iterator.CurrentVer());
2214             if (!current.end())
2215                 installed_.set(NULL, StripVersion_(current.VerStr()));
2216         _end
2217
2218         _profile(Package$initWithVersion$Tags)
2219             pkgCache::TagIterator tag(iterator.TagList());
2220             if (!tag.end()) {
2221                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2222                 do {
2223                     const char *name(tag.Name());
2224                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2225
2226                     if (role_ == nil && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/)
2227                         role_ = (NSString *) CYStringCreate(name + 6);
2228
2229                     if (strncmp(name, "cydia::", 7) == 0) {
2230                         if (strcmp(name + 7, "essential") == 0)
2231                             essential_ = true;
2232                         else if (strcmp(name + 7, "obsolete") == 0)
2233                             obsolete_ = true;
2234                     }
2235
2236                     ++tag;
2237                 } while (!tag.end());
2238             }
2239         _end
2240
2241         _profile(Package$initWithVersion$Metadata)
2242             const char *mixed(iterator.Name());
2243             size_t size(strlen(mixed));
2244             char lower[size + 1];
2245
2246             for (size_t i(0); i != size; ++i)
2247                 lower[i] = mixed[i] | 0x20;
2248             lower[size] = '\0';
2249
2250             PackageValue *metadata(PackageFind(lower, size));
2251             metadata_ = metadata;
2252
2253             id_.set(NULL, metadata->name_, size);
2254
2255             const char *latest(version_.VerStr());
2256             size_t length(strlen(latest));
2257
2258             uint16_t vhash(hashlittle(latest, length));
2259
2260             size_t capped(std::min<size_t>(8, length));
2261             latest = latest + length - capped;
2262
2263             if (metadata->first_ == 0)
2264                 metadata->first_ = now_;
2265
2266             if (metadata->last_ == 0)
2267                 metadata->last_ = metadata->first_;
2268
2269             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2270                 if (metadata->version_[0] != '\0')
2271                     metadata->last_ = now_;
2272                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2273                 metadata->vhash_ = vhash;
2274             }
2275         _end
2276
2277         _profile(Package$initWithVersion$Section)
2278             section_.set(NULL, iterator.Section());
2279         _end
2280
2281         _profile(Package$initWithVersion$Flags)
2282             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2283             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2284         _end
2285     _end } return self;
2286 }
2287
2288 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2289     pkgCache::VerIterator version;
2290
2291     _profile(Package$packageWithIterator$GetCandidateVer)
2292         version = [database policy]->GetCandidateVer(iterator);
2293     _end
2294
2295     if (version.end())
2296         return nil;
2297
2298     Package *package;
2299
2300     _profile(Package$packageWithIterator$Allocate)
2301         package = [Package allocWithZone:zone];
2302     _end
2303
2304     _profile(Package$packageWithIterator$Initialize)
2305         package = [package
2306             initWithVersion:version
2307             withZone:zone
2308             inPool:pool
2309             database:database
2310         ];
2311     _end
2312
2313     _profile(Package$packageWithIterator$Autorelease)
2314         package = [package autorelease];
2315     _end
2316
2317     return package;
2318 }
2319
2320 - (pkgCache::PkgIterator) iterator {
2321     return iterator_;
2322 }
2323
2324 - (NSString *) section {
2325     if (section$_ == nil) {
2326         if (section_.empty())
2327             return nil;
2328
2329         _profile(Package$section)
2330             std::replace(section_.data(), section_.data() + section_.size(), '_', ' ');
2331             NSString *name(section_);
2332             section$_ = [SectionMap_ objectForKey:name] ?: name;
2333         _end
2334     } return section$_;
2335 }
2336
2337 - (NSString *) simpleSection {
2338     if (NSString *section = [self section])
2339         return Simplify(section);
2340     else
2341         return nil;
2342 }
2343
2344 - (NSString *) longSection {
2345     return LocalizeSection([self section]);
2346 }
2347
2348 - (NSString *) shortSection {
2349     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2350 }
2351
2352 - (NSString *) uri {
2353     return nil;
2354 #if 0
2355     pkgIndexFile *index;
2356     pkgCache::PkgFileIterator file(file_.File());
2357     if (![database_ list].FindIndex(file, index))
2358         return nil;
2359     return [NSString stringWithUTF8String:iterator_->Path];
2360     //return [NSString stringWithUTF8String:file.Site()];
2361     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2362 #endif
2363 }
2364
2365 - (Address *) maintainer {
2366 @synchronized (database_) {
2367     if ([database_ era] != era_ || file_.end())
2368         return nil;
2369
2370     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2371     const std::string &maintainer(parser->Maintainer());
2372     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2373 } }
2374
2375 - (size_t) size {
2376 @synchronized (database_) {
2377     if ([database_ era] != era_ || version_.end())
2378         return 0;
2379
2380     return version_->InstalledSize;
2381 } }
2382
2383 - (NSString *) longDescription {
2384 @synchronized (database_) {
2385     if ([database_ era] != era_ || file_.end())
2386         return nil;
2387
2388     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2389     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2390
2391     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2392     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2393     if ([lines count] < 2)
2394         return nil;
2395
2396     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2397     for (size_t i(1), e([lines count]); i != e; ++i) {
2398         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2399         [trimmed addObject:trim];
2400     }
2401
2402     return [trimmed componentsJoinedByString:@"\n"];
2403 } }
2404
2405 - (NSString *) shortDescription {
2406     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2407 }
2408
2409 - (unichar) index {
2410     _profile(Package$index)
2411         CFStringRef name((CFStringRef) [self name]);
2412         if (CFStringGetLength(name) == 0)
2413             return '#';
2414         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2415         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2416             return '#';
2417         return toupper(character);
2418     _end
2419 }
2420
2421 - (PackageValue *) metadata {
2422     return metadata_;
2423 }
2424
2425 - (time_t) seen {
2426     PackageValue *metadata([self metadata]);
2427     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2428 }
2429
2430 - (bool) subscribed {
2431     return [self metadata]->subscribed_;
2432 }
2433
2434 - (bool) setSubscribed:(bool)subscribed {
2435     PackageValue *metadata([self metadata]);
2436     if (metadata->subscribed_ == subscribed)
2437         return false;
2438     metadata->subscribed_ = subscribed;
2439     return true;
2440 }
2441
2442 - (BOOL) ignored {
2443     return ignored_;
2444 }
2445
2446 - (NSString *) latest {
2447     return latest_;
2448 }
2449
2450 - (NSString *) installed {
2451     return installed_;
2452 }
2453
2454 - (BOOL) uninstalled {
2455     return installed_.empty();
2456 }
2457
2458 - (BOOL) valid {
2459     return !version_.end();
2460 }
2461
2462 - (BOOL) upgradableAndEssential:(BOOL)essential {
2463     _profile(Package$upgradableAndEssential)
2464         pkgCache::VerIterator current(iterator_.CurrentVer());
2465         if (current.end())
2466             return essential && essential_;
2467         else
2468             return !version_.end() && version_ != current;
2469     _end
2470 }
2471
2472 - (BOOL) essential {
2473     return essential_;
2474 }
2475
2476 - (BOOL) broken {
2477     return [database_ cache][iterator_].InstBroken();
2478 }
2479
2480 - (BOOL) unfiltered {
2481     _profile(Package$unfiltered$obsolete)
2482         if (obsolete_)
2483             return false;
2484     _end
2485
2486     _profile(Package$unfiltered$hasSupportingRole)
2487         if (![self hasSupportingRole])
2488             return false;
2489     _end
2490
2491     return true;
2492 }
2493
2494 - (BOOL) visible {
2495     if (![self unfiltered])
2496         return false;
2497
2498     NSString *section([self section]);
2499
2500     _profile(Package$visible$isSectionVisible)
2501         if (section != nil && !isSectionVisible(section))
2502             return false;
2503     _end
2504
2505     return true;
2506 }
2507
2508 - (BOOL) half {
2509     unsigned char current(iterator_->CurrentState);
2510     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2511 }
2512
2513 - (BOOL) halfConfigured {
2514     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2515 }
2516
2517 - (BOOL) halfInstalled {
2518     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2519 }
2520
2521 - (BOOL) hasMode {
2522     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2523     return state.Mode != pkgDepCache::ModeKeep;
2524 }
2525
2526 - (NSString *) mode {
2527     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2528
2529     switch (state.Mode) {
2530         case pkgDepCache::ModeDelete:
2531             if ((state.iFlags & pkgDepCache::Purge) != 0)
2532                 return @"PURGE";
2533             else
2534                 return @"REMOVE";
2535         case pkgDepCache::ModeKeep:
2536             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2537                 return @"REINSTALL";
2538             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2539                 return nil;*/
2540             else
2541                 return nil;
2542         case pkgDepCache::ModeInstall:
2543             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2544                 return @"REINSTALL";
2545             else*/ switch (state.Status) {
2546                 case -1:
2547                     return @"DOWNGRADE";
2548                 case 0:
2549                     return @"INSTALL";
2550                 case 1:
2551                     return @"UPGRADE";
2552                 case 2:
2553                     return @"NEW_INSTALL";
2554                 _nodefault
2555             }
2556         _nodefault
2557     }
2558 }
2559
2560 - (NSString *) id {
2561     return id_;
2562 }
2563
2564 - (NSString *) name {
2565     return name_.empty() ? id_ : name_;
2566 }
2567
2568 - (UIImage *) icon {
2569     NSString *section = [self simpleSection];
2570
2571     UIImage *icon(nil);
2572     if (parsed_ != NULL)
2573         if (NSString *href = parsed_->icon_)
2574             if ([href hasPrefix:@"file:///"])
2575                 // XXX: correct escaping
2576                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2577     if (icon == nil) if (section != nil)
2578         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2579     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2580         if ([dicon hasPrefix:@"file:///"])
2581             // XXX: correct escaping
2582             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2583     if (icon == nil)
2584         icon = [UIImage applicationImageNamed:@"unknown.png"];
2585     return icon;
2586 }
2587
2588 - (NSString *) homepage {
2589     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2590 }
2591
2592 - (NSString *) depiction {
2593     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2594 }
2595
2596 - (Address *) sponsor {
2597     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2598 }
2599
2600 - (Address *) author {
2601     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2602 }
2603
2604 - (NSString *) support {
2605     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2606 }
2607
2608 - (NSArray *) files {
2609     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2610     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2611
2612     std::ifstream fin;
2613     fin.open([path UTF8String]);
2614     if (!fin.is_open())
2615         return nil;
2616
2617     std::string line;
2618     while (std::getline(fin, line))
2619         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2620
2621     return files;
2622 }
2623
2624 - (NSArray *) warnings {
2625     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2626     const char *name(iterator_.Name());
2627
2628     size_t length(strlen(name));
2629     if (length < 2) invalid:
2630         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2631     else for (size_t i(0); i != length; ++i)
2632         if (
2633             /* XXX: technically this is not allowed */
2634             (name[i] < 'A' || name[i] > 'Z') &&
2635             (name[i] < 'a' || name[i] > 'z') &&
2636             (name[i] < '0' || name[i] > '9') &&
2637             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2638         ) goto invalid;
2639
2640     if (strcmp(name, "cydia") != 0) {
2641         bool cydia = false;
2642         bool user = false;
2643         bool _private = false;
2644         bool stash = false;
2645
2646         bool repository = [[self section] isEqualToString:@"Repositories"];
2647
2648         if (NSArray *files = [self files])
2649             for (NSString *file in files)
2650                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2651                     cydia = true;
2652                 else if (!user && [file isEqualToString:@"/User"])
2653                     user = true;
2654                 else if (!_private && [file isEqualToString:@"/private"])
2655                     _private = true;
2656                 else if (!stash && [file isEqualToString:@"/var/stash"])
2657                     stash = true;
2658
2659         /* XXX: this is not sensitive enough. only some folders are valid. */
2660         if (cydia && !repository)
2661             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2662         if (user)
2663             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2664         if (_private)
2665             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2666         if (stash)
2667             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2668     }
2669
2670     return [warnings count] == 0 ? nil : warnings;
2671 }
2672
2673 - (NSArray *) applications {
2674     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2675
2676     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2677
2678     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2679     if (NSArray *files = [self files])
2680         for (NSString *file in files)
2681             if (application_r(file)) {
2682                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2683                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2684                 if ([id isEqualToString:me])
2685                     continue;
2686
2687                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2688                 if (display == nil)
2689                     display = application_r[1];
2690
2691                 NSString *bundle([file stringByDeletingLastPathComponent]);
2692                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2693                 if (icon == nil || [icon length] == 0)
2694                     icon = @"icon.png";
2695                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2696
2697                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2698                 [applications addObject:application];
2699
2700                 [application addObject:id];
2701                 [application addObject:display];
2702                 [application addObject:url];
2703             }
2704
2705     return [applications count] == 0 ? nil : applications;
2706 }
2707
2708 - (Source *) source {
2709     if (source_ == nil) {
2710         @synchronized (database_) {
2711             if ([database_ era] != era_ || file_.end())
2712                 source_ = (Source *) [NSNull null];
2713             else
2714                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2715         }
2716     }
2717
2718     return source_ == (Source *) [NSNull null] ? nil : source_;
2719 }
2720
2721 - (NSString *) role {
2722     return role_;
2723 }
2724
2725 - (BOOL) matches:(NSString *)text {
2726     if (text == nil)
2727         return NO;
2728
2729     NSRange range;
2730
2731     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2732     if (range.location != NSNotFound)
2733         return YES;
2734
2735     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2736     if (range.location != NSNotFound)
2737         return YES;
2738
2739     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2740     if (range.location != NSNotFound)
2741         return YES;
2742
2743     return NO;
2744 }
2745
2746 - (bool) hasSupportingRole {
2747     if (role_ == nil)
2748         return true;
2749     if ([role_ isEqualToString:@"enduser"])
2750         return true;
2751     if ([Role_ isEqualToString:@"User"])
2752         return false;
2753     if ([role_ isEqualToString:@"hacker"])
2754         return true;
2755     if ([Role_ isEqualToString:@"Hacker"])
2756         return false;
2757     if ([role_ isEqualToString:@"developer"])
2758         return true;
2759     if ([Role_ isEqualToString:@"Developer"])
2760         return false;
2761     _assert(false);
2762 }
2763
2764 - (BOOL) hasTag:(NSString *)tag {
2765     return tags_ == nil ? NO : [tags_ containsObject:tag];
2766 }
2767
2768 - (NSString *) primaryPurpose {
2769     for (NSString *tag in tags_)
2770         if ([tag hasPrefix:@"purpose::"])
2771             return [tag substringFromIndex:9];
2772     return nil;
2773 }
2774
2775 - (NSArray *) purposes {
2776     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2777     for (NSString *tag in tags_)
2778         if ([tag hasPrefix:@"purpose::"])
2779             [purposes addObject:[tag substringFromIndex:9]];
2780     return [purposes count] == 0 ? nil : purposes;
2781 }
2782
2783 - (bool) isCommercial {
2784     return [self hasTag:@"cydia::commercial"];
2785 }
2786
2787 - (void) setIndex:(size_t)index {
2788     if (metadata_->index_ != index)
2789         metadata_->index_ = index;
2790 }
2791
2792 - (CYString &) cyname {
2793     return name_.empty() ? id_ : name_;
2794 }
2795
2796 - (uint32_t) compareBySection:(NSArray *)sections {
2797     NSString *section([self section]);
2798     for (size_t i(0), e([sections count]); i != e; ++i) {
2799         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2800             return i;
2801     }
2802
2803     return _not(uint32_t);
2804 }
2805
2806 - (void) clear {
2807 @synchronized (database_) {
2808     pkgProblemResolver *resolver = [database_ resolver];
2809     resolver->Clear(iterator_);
2810
2811     pkgCacheFile &cache([database_ cache]);
2812     cache->SetReInstall(iterator_, false);
2813     cache->MarkKeep(iterator_, false);
2814 } }
2815
2816 - (void) install {
2817 @synchronized (database_) {
2818     pkgProblemResolver *resolver = [database_ resolver];
2819     resolver->Clear(iterator_);
2820     resolver->Protect(iterator_);
2821
2822     pkgCacheFile &cache([database_ cache]);
2823     cache->SetReInstall(iterator_, false);
2824     cache->MarkInstall(iterator_, false);
2825
2826     pkgDepCache::StateCache &state((*cache)[iterator_]);
2827     if (!state.Install())
2828         cache->SetReInstall(iterator_, true);
2829 } }
2830
2831 - (void) remove {
2832 @synchronized (database_) {
2833     pkgProblemResolver *resolver = [database_ resolver];
2834     resolver->Clear(iterator_);
2835     resolver->Remove(iterator_);
2836     resolver->Protect(iterator_);
2837
2838     pkgCacheFile &cache([database_ cache]);
2839     cache->SetReInstall(iterator_, false);
2840     cache->MarkDelete(iterator_, true);
2841 } }
2842
2843 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2844     _profile(Package$isUnfilteredAndSearchedForBy)
2845         bool value(true);
2846
2847         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2848             value &= [self unfiltered];
2849         _end
2850
2851         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2852             value &= [self matches:search];
2853         _end
2854
2855         return value;
2856     _end
2857 }
2858
2859 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
2860     if ([search length] == 0)
2861         return false;
2862
2863     _profile(Package$isUnfilteredAndSelectedForBy)
2864         bool value(true);
2865
2866         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
2867             value &= [self unfiltered];
2868         _end
2869
2870         _profile(Package$isUnfilteredAndSelectedForBy$Match)
2871             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
2872         _end
2873
2874         return value;
2875     _end
2876 }
2877
2878 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
2879     return ![self uninstalled] && (![number boolValue] && ![role_ isEqualToString:@"cydia"] || [self unfiltered]);
2880 }
2881
2882 - (bool) isVisibleInSection:(NSString *)name {
2883     NSString *section([self section]);
2884
2885     return (
2886         name == nil ||
2887         section == nil && [name length] == 0 ||
2888         [name isEqualToString:section]
2889     ) && [self visible];
2890 }
2891
2892 - (bool) isVisibleInSource:(Source *)source {
2893     return [self source] == source && [self visible];
2894 }
2895
2896 @end
2897 /* }}} */
2898 /* Section Class {{{ */
2899 @interface Section : NSObject {
2900     NSString *name_;
2901     unichar index_;
2902     size_t row_;
2903     size_t count_;
2904     NSString *localized_;
2905 }
2906
2907 - (NSComparisonResult) compareByLocalized:(Section *)section;
2908 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2909 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2910 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2911 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2912 - (NSString *) name;
2913 - (unichar) index;
2914
2915 - (size_t) row;
2916 - (size_t) count;
2917
2918 - (void) addToRow;
2919 - (void) addToCount;
2920
2921 - (void) setCount:(size_t)count;
2922 - (NSString *) localized;
2923
2924 @end
2925
2926 @implementation Section
2927
2928 - (void) dealloc {
2929     [name_ release];
2930     if (localized_ != nil)
2931         [localized_ release];
2932     [super dealloc];
2933 }
2934
2935 - (NSComparisonResult) compareByLocalized:(Section *)section {
2936     NSString *lhs(localized_);
2937     NSString *rhs([section localized]);
2938
2939     /*if ([lhs length] != 0 && [rhs length] != 0) {
2940         unichar lhc = [lhs characterAtIndex:0];
2941         unichar rhc = [rhs characterAtIndex:0];
2942
2943         if (isalpha(lhc) && !isalpha(rhc))
2944             return NSOrderedAscending;
2945         else if (!isalpha(lhc) && isalpha(rhc))
2946             return NSOrderedDescending;
2947     }*/
2948
2949     return [lhs compare:rhs options:LaxCompareOptions_];
2950 }
2951
2952 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2953     if ((self = [self initWithName:name localize:NO]) != nil) {
2954         if (localized != nil)
2955             localized_ = [localized retain];
2956     } return self;
2957 }
2958
2959 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2960     return [self initWithName:name row:0 localize:localize];
2961 }
2962
2963 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2964     if ((self = [super init]) != nil) {
2965         name_ = [name retain];
2966         index_ = '\0';
2967         row_ = row;
2968         if (localize)
2969             localized_ = [LocalizeSection(name_) retain];
2970     } return self;
2971 }
2972
2973 /* XXX: localize the index thingees */
2974 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2975     if ((self = [super init]) != nil) {
2976         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2977         index_ = index;
2978         row_ = row;
2979     } return self;
2980 }
2981
2982 - (NSString *) name {
2983     return name_;
2984 }
2985
2986 - (unichar) index {
2987     return index_;
2988 }
2989
2990 - (size_t) row {
2991     return row_;
2992 }
2993
2994 - (size_t) count {
2995     return count_;
2996 }
2997
2998 - (void) addToRow {
2999     ++row_;
3000 }
3001
3002 - (void) addToCount {
3003     ++count_;
3004 }
3005
3006 - (void) setCount:(size_t)count {
3007     count_ = count;
3008 }
3009
3010 - (NSString *) localized {
3011     return localized_;
3012 }
3013
3014 @end
3015 /* }}} */
3016
3017 static NSString *Colon_;
3018 static NSString *Elision_;
3019 static NSString *Error_;
3020 static NSString *Warning_;
3021
3022 /* Database Implementation {{{ */
3023 @implementation Database
3024
3025 + (Database *) sharedInstance {
3026     static Database *instance;
3027     if (instance == nil)
3028         instance = [[Database alloc] init];
3029     return instance;
3030 }
3031
3032 - (unsigned) era {
3033     return era_;
3034 }
3035
3036 - (void) releasePackages {
3037     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3038     CFArrayRemoveAllValues(packages_);
3039 }
3040
3041 - (void) dealloc {
3042     // XXX: actually implement this thing
3043     _assert(false);
3044     [self releasePackages];
3045     apr_pool_destroy(pool_);
3046     NSRecycleZone(zone_);
3047     [super dealloc];
3048 }
3049
3050 - (void) _readCydia:(NSNumber *)fd { _pooled
3051     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3052     std::istream is(&ib);
3053     std::string line;
3054
3055     static Pcre finish_r("^finish:([^:]*)$");
3056
3057     while (std::getline(is, line)) {
3058         const char *data(line.c_str());
3059         size_t size = line.size();
3060         lprintf("C:%s\n", data);
3061
3062         if (finish_r(data, size)) {
3063             NSString *finish = finish_r[1];
3064             int index = [Finishes_ indexOfObject:finish];
3065             if (index != INT_MAX && index > Finish_)
3066                 Finish_ = index;
3067         }
3068     }
3069
3070     _assume(false);
3071 }
3072
3073 - (void) _readStatus:(NSNumber *)fd { _pooled
3074     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3075     std::istream is(&ib);
3076     std::string line;
3077
3078     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3079     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3080
3081     while (std::getline(is, line)) {
3082         const char *data(line.c_str());
3083         size_t size(line.size());
3084         lprintf("S:%s\n", data);
3085
3086         if (conffile_r(data, size)) {
3087             [delegate_ setConfigurationData:conffile_r[1]];
3088         } else if (strncmp(data, "status: ", 8) == 0) {
3089             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3090             [delegate_ setProgressTitle:string];
3091         } else if (pmstatus_r(data, size)) {
3092             std::string type([pmstatus_r[1] UTF8String]);
3093             NSString *id = pmstatus_r[2];
3094
3095             float percent([pmstatus_r[3] floatValue]);
3096             [delegate_ setProgressPercent:(percent / 100)];
3097
3098             NSString *string = pmstatus_r[4];
3099
3100             if (type == "pmerror")
3101                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3102                     withObject:[NSArray arrayWithObjects:string, id, nil]
3103                     waitUntilDone:YES
3104                 ];
3105             else if (type == "pmstatus") {
3106                 [delegate_ setProgressTitle:string];
3107             } else if (type == "pmconffile")
3108                 [delegate_ setConfigurationData:string];
3109             else
3110                 lprintf("E:unknown pmstatus\n");
3111         } else
3112             lprintf("E:unknown status\n");
3113     }
3114
3115     _assume(false);
3116 }
3117
3118 - (void) _readOutput:(NSNumber *)fd { _pooled
3119     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3120     std::istream is(&ib);
3121     std::string line;
3122
3123     while (std::getline(is, line)) {
3124         lprintf("O:%s\n", line.c_str());
3125         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3126     }
3127
3128     _assume(false);
3129 }
3130
3131 - (FILE *) input {
3132     return input_;
3133 }
3134
3135 - (Package *) packageWithName:(NSString *)name {
3136 @synchronized (self) {
3137     if (static_cast<pkgDepCache *>(cache_) == NULL)
3138         return nil;
3139     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3140     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3141 } }
3142
3143 - (id) init {
3144     if ((self = [super init]) != nil) {
3145         policy_ = NULL;
3146         records_ = NULL;
3147         resolver_ = NULL;
3148         fetcher_ = NULL;
3149         lock_ = NULL;
3150
3151         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3152         apr_pool_create(&pool_, NULL);
3153
3154         size_t capacity(MetaFile_->active_);
3155         if (capacity == 0)
3156             capacity = 16384;
3157         else
3158             capacity += 1024;
3159
3160         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3161
3162         int fds[2];
3163
3164         _assert(pipe(fds) != -1);
3165         cydiafd_ = fds[1];
3166
3167         _config->Set("APT::Keep-Fds::", cydiafd_);
3168         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3169
3170         [NSThread
3171             detachNewThreadSelector:@selector(_readCydia:)
3172             toTarget:self
3173             withObject:[NSNumber numberWithInt:fds[0]]
3174         ];
3175
3176         _assert(pipe(fds) != -1);
3177         statusfd_ = fds[1];
3178
3179         [NSThread
3180             detachNewThreadSelector:@selector(_readStatus:)
3181             toTarget:self
3182             withObject:[NSNumber numberWithInt:fds[0]]
3183         ];
3184
3185         _assert(pipe(fds) != -1);
3186         _assert(dup2(fds[0], 0) != -1);
3187         _assert(close(fds[0]) != -1);
3188
3189         input_ = fdopen(fds[1], "a");
3190
3191         _assert(pipe(fds) != -1);
3192         _assert(dup2(fds[1], 1) != -1);
3193         _assert(close(fds[1]) != -1);
3194
3195         [NSThread
3196             detachNewThreadSelector:@selector(_readOutput:)
3197             toTarget:self
3198             withObject:[NSNumber numberWithInt:fds[0]]
3199         ];
3200     } return self;
3201 }
3202
3203 - (pkgCacheFile &) cache {
3204     return cache_;
3205 }
3206
3207 - (pkgDepCache::Policy *) policy {
3208     return policy_;
3209 }
3210
3211 - (pkgRecords *) records {
3212     return records_;
3213 }
3214
3215 - (pkgProblemResolver *) resolver {
3216     return resolver_;
3217 }
3218
3219 - (pkgAcquire &) fetcher {
3220     return *fetcher_;
3221 }
3222
3223 - (pkgSourceList &) list {
3224     return *list_;
3225 }
3226
3227 - (NSArray *) packages {
3228     return (NSArray *) packages_;
3229 }
3230
3231 - (NSArray *) sources {
3232     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3233     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3234         [sources addObject:i->second];
3235     return sources;
3236 }
3237
3238 - (NSArray *) issues {
3239     if (cache_->BrokenCount() == 0)
3240         return nil;
3241
3242     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3243
3244     for (Package *package in [self packages]) {
3245         if (![package broken])
3246             continue;
3247         pkgCache::PkgIterator pkg([package iterator]);
3248
3249         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3250         [entry addObject:[package name]];
3251         [issues addObject:entry];
3252
3253         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3254         if (ver.end())
3255             continue;
3256
3257         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3258             pkgCache::DepIterator start;
3259             pkgCache::DepIterator end;
3260             dep.GlobOr(start, end); // ++dep
3261
3262             if (!cache_->IsImportantDep(end))
3263                 continue;
3264             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3265                 continue;
3266
3267             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3268             [entry addObject:failure];
3269             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3270
3271             NSString *name([NSString stringWithUTF8String:start.TargetPkg().Name()]);
3272             if (Package *package = [self packageWithName:name])
3273                 name = [package name];
3274             [failure addObject:name];
3275
3276             pkgCache::PkgIterator target(start.TargetPkg());
3277             if (target->ProvidesList != 0)
3278                 [failure addObject:@"?"];
3279             else {
3280                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3281                 if (!ver.end())
3282                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3283                 else if (!cache_[target].CandidateVerIter(cache_).end())
3284                     [failure addObject:@"-"];
3285                 else if (target->ProvidesList == 0)
3286                     [failure addObject:@"!"];
3287                 else
3288                     [failure addObject:@"%"];
3289             }
3290
3291             _forever {
3292                 if (start.TargetVer() != 0)
3293                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3294                 if (start == end)
3295                     break;
3296                 ++start;
3297             }
3298         }
3299     }
3300
3301     return issues;
3302 }
3303
3304 - (bool) popErrorWithTitle:(NSString *)title {
3305     bool fatal(false);
3306     std::string message;
3307
3308     while (!_error->empty()) {
3309         std::string error;
3310         bool warning(!_error->PopMessage(error));
3311         if (!warning)
3312             fatal = true;
3313         for (;;) {
3314             size_t size(error.size());
3315             if (size == 0 || error[size - 1] != '\n')
3316                 break;
3317             error.resize(size - 1);
3318         }
3319         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3320
3321         if (!message.empty())
3322             message += "\n\n";
3323         message += error;
3324     }
3325
3326     if (fatal && !message.empty())
3327         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3328
3329     return fatal;
3330 }
3331
3332 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3333     return [self popErrorWithTitle:title] || !success;
3334 }
3335
3336 - (void) reloadData { CYPoolStart() {
3337 @synchronized (self) {
3338     ++era_;
3339
3340     [self releasePackages];
3341     sources_.clear();
3342
3343     _error->Discard();
3344
3345     delete list_;
3346     list_ = NULL;
3347     manager_ = NULL;
3348     delete lock_;
3349     lock_ = NULL;
3350     delete fetcher_;
3351     fetcher_ = NULL;
3352     delete resolver_;
3353     resolver_ = NULL;
3354     delete records_;
3355     records_ = NULL;
3356     delete policy_;
3357     policy_ = NULL;
3358
3359     cache_.Close();
3360
3361     apr_pool_clear(pool_);
3362
3363     NSRecycleZone(zone_);
3364     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3365
3366     int chk(creat("/tmp/cydia.chk", 0644));
3367     if (chk != -1)
3368         close(chk);
3369
3370     NSString *title(UCLocalize("DATABASE"));
3371
3372     _trace();
3373     if (!cache_.Open(progress_, true)) { pop:
3374         std::string error;
3375         bool warning(!_error->PopMessage(error));
3376         lprintf("cache_.Open():[%s]\n", error.c_str());
3377
3378         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3379             [delegate_ repairWithSelector:@selector(configure)];
3380         else if (error == "The package lists or status file could not be parsed or opened.")
3381             [delegate_ repairWithSelector:@selector(update)];
3382         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3383         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3384         // else if (error == "The list of sources could not be read.")
3385         else
3386             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3387
3388         if (warning)
3389             goto pop;
3390         _error->Discard();
3391         return;
3392     }
3393     _trace();
3394
3395     unlink("/tmp/cydia.chk");
3396
3397     now_ = [[NSDate date] timeIntervalSince1970];
3398
3399     policy_ = new pkgDepCache::Policy();
3400     records_ = new pkgRecords(cache_);
3401     resolver_ = new pkgProblemResolver(cache_);
3402     fetcher_ = new pkgAcquire(&status_);
3403     lock_ = NULL;
3404
3405     list_ = new pkgSourceList();
3406     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3407         return;
3408
3409     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3410         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3411         return;
3412     }
3413
3414     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3415         return;
3416
3417     if (cache_->BrokenCount() != 0) {
3418         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3419             return;
3420
3421         if (cache_->BrokenCount() != 0) {
3422             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3423             return;
3424         }
3425
3426         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3427             return;
3428     }
3429
3430     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3431         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3432         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3433             // XXX: this could be more intelligent
3434             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3435                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3436                 if (!cached.end())
3437                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3438             }
3439     }
3440
3441     {
3442         /*std::vector<Package *> packages;
3443         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3444         [packages_ release];
3445         packages_ = nil;*/
3446
3447         _trace();
3448
3449         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3450             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3451                 //packages.push_back(package);
3452                 CFArrayAppendValue(packages_, [package retain]);
3453
3454         _trace();
3455
3456         /*if (packages.empty())
3457             packages_ = [[NSArray alloc] init];
3458         else
3459             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3460         _trace();*/
3461
3462         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3463         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3464         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3465
3466         /*_trace();
3467         PrintTimes();
3468         _trace();*/
3469
3470         _trace();
3471
3472         /*if (!packages.empty())
3473             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3474         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3475
3476         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3477
3478         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3479
3480         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3481
3482         _trace();
3483
3484         size_t count(CFArrayGetCount(packages_));
3485         MetaFile_->active_ = count;
3486
3487         for (size_t index(0); index != count; ++index)
3488             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3489
3490         _trace();
3491     }
3492 } } CYPoolEnd() _trace(); }
3493
3494 - (void) clear {
3495 @synchronized (self) {
3496     delete resolver_;
3497     resolver_ = new pkgProblemResolver(cache_);
3498
3499     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator) {
3500         if (!cache_[iterator].Keep()) {
3501             cache_->MarkKeep(iterator, false);
3502             cache_->SetReInstall(iterator, false);
3503         }
3504     }
3505 } }
3506
3507 - (void) configure {
3508     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3509     system([dpkg UTF8String]);
3510 }
3511
3512 - (bool) clean {
3513     // XXX: I don't remember this condition
3514     if (lock_ != NULL)
3515         return false;
3516
3517     FileFd Lock;
3518     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3519
3520     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3521
3522     if ([self popErrorWithTitle:title])
3523         return false;
3524
3525     pkgAcquire fetcher;
3526     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3527
3528     class LogCleaner :
3529         public pkgArchiveCleaner
3530     {
3531       protected:
3532         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3533             unlink(File);
3534         }
3535     } cleaner;
3536
3537     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3538         return false;
3539
3540     return true;
3541 }
3542
3543 - (bool) prepare {
3544     fetcher_->Shutdown();
3545
3546     pkgRecords records(cache_);
3547
3548     lock_ = new FileFd();
3549     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3550
3551     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3552
3553     if ([self popErrorWithTitle:title])
3554         return false;
3555
3556     pkgSourceList list;
3557     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3558         return false;
3559
3560     manager_ = (_system->CreatePM(cache_));
3561     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3562         return false;
3563
3564     return true;
3565 }
3566
3567 - (void) perform {
3568     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3569
3570     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3571         pkgSourceList list;
3572         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3573             return;
3574         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3575             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3576     }
3577
3578     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3579         _trace();
3580         return;
3581     }
3582
3583     bool failed = false;
3584     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3585         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3586             continue;
3587         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3588             continue;
3589
3590         std::string uri = (*item)->DescURI();
3591         std::string error = (*item)->ErrorText;
3592
3593         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3594         failed = true;
3595
3596         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3597             withObject:[NSArray arrayWithObjects:
3598                 [NSString stringWithUTF8String:error.c_str()],
3599             nil]
3600             waitUntilDone:YES
3601         ];
3602     }
3603
3604     if (failed) {
3605         _trace();
3606         return;
3607     }
3608
3609     _system->UnLock();
3610     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3611
3612     if (_error->PendingError()) {
3613         _trace();
3614         return;
3615     }
3616
3617     if (result == pkgPackageManager::Failed) {
3618         _trace();
3619         return;
3620     }
3621
3622     if (result != pkgPackageManager::Completed) {
3623         _trace();
3624         return;
3625     }
3626
3627     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3628         pkgSourceList list;
3629         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3630             return;
3631         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3632             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3633     }
3634
3635     if (![before isEqualToArray:after])
3636         [self update];
3637 }
3638
3639 - (bool) upgrade {
3640     NSString *title(UCLocalize("UPGRADE"));
3641     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3642         return false;
3643     return true;
3644 }
3645
3646 - (void) update {
3647     [self updateWithStatus:status_];
3648 }
3649
3650 - (void) updateWithStatus:(Status &)status {
3651     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3652     NSString *title(UCLocalize("REFRESHING_DATA"));
3653
3654     pkgSourceList list;
3655     if (!list.ReadMainList())
3656         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3657
3658     FileFd lock;
3659     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3660     if ([self popErrorWithTitle:title])
3661         return;
3662
3663     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3664         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3665         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3666
3667     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3668     Changed_ = true;
3669 }
3670
3671 - (void) setDelegate:(id)delegate {
3672     delegate_ = delegate;
3673     status_.setDelegate(delegate);
3674     progress_.setDelegate(delegate);
3675 }
3676
3677 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3678     SourceMap::const_iterator i(sources_.find(file->ID));
3679     return i == sources_.end() ? nil : i->second;
3680 }
3681
3682 @end
3683 /* }}} */
3684
3685 /* Confirmation Controller {{{ */
3686 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3687     if (!iterator.end())
3688         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3689             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3690                 continue;
3691             pkgCache::PkgIterator package(dep.TargetPkg());
3692             if (package.end())
3693                 continue;
3694             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3695                 return true;
3696         }
3697
3698     return false;
3699 }
3700 /* }}} */
3701
3702 /* Web Scripting {{{ */
3703 @interface CydiaObject : NSObject {
3704     id indirect_;
3705     _transient id delegate_;
3706 }
3707
3708 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3709 @end
3710
3711 @implementation CydiaObject
3712
3713 - (void) dealloc {
3714     [indirect_ release];
3715     [super dealloc];
3716 }
3717
3718 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3719     if ((self = [super init]) != nil) {
3720         indirect_ = [indirect retain];
3721     } return self;
3722 }
3723
3724 - (void) setDelegate:(id)delegate {
3725     delegate_ = delegate;
3726 }
3727
3728 + (NSArray *) _attributeKeys {
3729     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3730 }
3731
3732 - (NSArray *) attributeKeys {
3733     return [[self class] _attributeKeys];
3734 }
3735
3736 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3737     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3738 }
3739
3740 - (NSString *) device {
3741     return [[UIDevice currentDevice] uniqueIdentifier];
3742 }
3743
3744 #if 0 // XXX: implement!
3745 - (NSString *) mac {
3746     if (![indirect_ promptForSensitive:@"Mac Address"])
3747         return nil;
3748 }
3749
3750 - (NSString *) serial {
3751     if (![indirect_ promptForSensitive:@"Serial #"])
3752         return nil;
3753 }
3754
3755 - (NSString *) firewire {
3756     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3757         return nil;
3758 }
3759
3760 - (NSString *) imei {
3761     if (![indirect_ promptForSensitive:@"IMEI"])
3762         return nil;
3763 }
3764 #endif
3765
3766 + (NSString *) webScriptNameForSelector:(SEL)selector {
3767     if (selector == @selector(close))
3768         return @"close";
3769     else if (selector == @selector(getInstalledPackages))
3770         return @"getInstalledPackages";
3771     else if (selector == @selector(getPackageById:))
3772         return @"getPackageById";
3773     else if (selector == @selector(installPackages:))
3774         return @"installPackages";
3775     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3776         return @"setButtonImage";
3777     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3778         return @"setButtonTitle";
3779     else if (selector == @selector(setPopupHook:))
3780         return @"setPopupHook";
3781     else if (selector == @selector(setSpecial:))
3782         return @"setSpecial";
3783     else if (selector == @selector(setToken:))
3784         return @"setToken";
3785     else if (selector == @selector(setViewportWidth:))
3786         return @"setViewportWidth";
3787     else if (selector == @selector(supports:))
3788         return @"supports";
3789     else if (selector == @selector(stringWithFormat:arguments:))
3790         return @"format";
3791     else if (selector == @selector(localizedStringForKey:value:table:))
3792         return @"localize";
3793     else if (selector == @selector(du:))
3794         return @"du";
3795     else if (selector == @selector(statfs:))
3796         return @"statfs";
3797     else
3798         return nil;
3799 }
3800
3801 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3802     return [self webScriptNameForSelector:selector] == nil;
3803 }
3804
3805 - (BOOL) supports:(NSString *)feature {
3806     return [feature isEqualToString:@"window.open"];
3807 }
3808
3809 - (NSArray *) getInstalledPackages {
3810     NSArray *packages([[Database sharedInstance] packages]);
3811     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3812     for (Package *package in packages)
3813         if ([package installed] != nil)
3814             [installed addObject:package];
3815     return installed;
3816 }
3817
3818 - (Package *) getPackageById:(NSString *)id {
3819     Package *package([[Database sharedInstance] packageWithName:id]);
3820     [package parse];
3821     return package;
3822 }
3823
3824 - (NSArray *) statfs:(NSString *)path {
3825     struct statfs stat;
3826
3827     if (path == nil || statfs([path UTF8String], &stat) == -1)
3828         return nil;
3829
3830     return [NSArray arrayWithObjects:
3831         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3832         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3833         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3834     nil];
3835 }
3836
3837 - (NSNumber *) du:(NSString *)path {
3838     NSNumber *value(nil);
3839
3840     int fds[2];
3841     _assert(pipe(fds) != -1);
3842
3843     pid_t pid(ExecFork());
3844     if (pid == 0) {
3845         _assert(dup2(fds[1], 1) != -1);
3846         _assert(close(fds[0]) != -1);
3847         _assert(close(fds[1]) != -1);
3848         /* XXX: this should probably not use du */
3849         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3850         exit(1);
3851         _assert(false);
3852     }
3853
3854     _assert(close(fds[1]) != -1);
3855
3856     if (FILE *du = fdopen(fds[0], "r")) {
3857         char line[1024];
3858         while (fgets(line, sizeof(line), du) != NULL) {
3859             size_t length(strlen(line));
3860             while (length != 0 && line[length - 1] == '\n')
3861                 line[--length] = '\0';
3862             if (char *tab = strchr(line, '\t')) {
3863                 *tab = '\0';
3864                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3865             }
3866         }
3867
3868         fclose(du);
3869     } else _assert(close(fds[0]));
3870
3871     int status;
3872   wait:
3873     if (waitpid(pid, &status, 0) == -1)
3874         if (errno == EINTR)
3875             goto wait;
3876         else _assert(false);
3877
3878     return value;
3879 }
3880
3881 - (void) close {
3882     [indirect_ close];
3883 }
3884
3885 - (void) installPackages:(NSArray *)packages {
3886     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
3887 }
3888
3889 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3890     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3891 }
3892
3893 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3894     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3895 }
3896
3897 - (void) setSpecial:(id)function {
3898     [indirect_ setSpecial:function];
3899 }
3900
3901 - (void) setToken:(NSString *)token {
3902     if (Token_ != nil)
3903         [Token_ release];
3904     Token_ = [token retain];
3905
3906     [Metadata_ setObject:Token_ forKey:@"Token"];
3907     Changed_ = true;
3908 }
3909
3910 - (void) setPopupHook:(id)function {
3911     [indirect_ setPopupHook:function];
3912 }
3913
3914 - (void) setViewportWidth:(float)width {
3915     [indirect_ setViewportWidth:width];
3916 }
3917
3918 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3919     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3920     unsigned count([arguments count]);
3921     id values[count];
3922     for (unsigned i(0); i != count; ++i)
3923         values[i] = [arguments objectAtIndex:i];
3924     return [[[NSString alloc] initWithFormat:format arguments:*(reinterpret_cast<va_list *>(&values))] autorelease];
3925 }
3926
3927 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3928     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3929         value = nil;
3930     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3931         table = nil;
3932     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3933 }
3934
3935 @end
3936 /* }}} */
3937
3938 /* Cydia Browser Controller {{{ */
3939 @interface CYBrowserController : BrowserController {
3940     CydiaObject *cydia_;
3941 }
3942
3943 @end
3944
3945 @implementation CYBrowserController
3946
3947 - (void) dealloc {
3948     [cydia_ release];
3949     [super dealloc];
3950 }
3951
3952 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
3953 }
3954
3955 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3956     [super webView:view didClearWindowObject:window forFrame:frame];
3957
3958     WebDataSource *source([frame dataSource]);
3959     NSURLResponse *response([source response]);
3960     NSURL *url([response URL]);
3961     NSString *scheme([url scheme]);
3962
3963     NSHTTPURLResponse *http;
3964     if (scheme != nil && ([scheme isEqualToString:@"http"] || [scheme isEqualToString:@"https"]))
3965         http = (NSHTTPURLResponse *) response;
3966     else
3967         http = nil;
3968
3969     NSDictionary *headers([http allHeaderFields]);
3970     NSString *host([url host]);
3971     [self setHeaders:headers forHost:host];
3972
3973     if (
3974         [host isEqualToString:@"cydia.saurik.com"] ||
3975         [host hasSuffix:@".cydia.saurik.com"] ||
3976         [scheme isEqualToString:@"file"]
3977     )
3978         [window setValue:cydia_ forKey:@"cydia"];
3979 }
3980
3981 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
3982     if (System_ != NULL)
3983         [request setValue:System_ forHTTPHeaderField:@"X-System"];
3984     if (Machine_ != NULL)
3985         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
3986     if (Token_ != nil)
3987         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
3988     if (Role_ != nil)
3989         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
3990 }
3991
3992 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
3993     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
3994     [self _setMoreHeaders:copy];
3995     return copy;
3996 }
3997
3998 - (void) setDelegate:(id)delegate {
3999     [super setDelegate:delegate];
4000     [cydia_ setDelegate:delegate];
4001 }
4002
4003 - (id) init {
4004     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4005         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4006
4007         WebView *webview([[webview_ _documentView] webView]);
4008
4009         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4010
4011         NSString *application = package == nil ? @"Cydia" : [NSString
4012             stringWithFormat:@"Cydia/%@",
4013             [package installed]
4014         ];
4015
4016         if (Safari_ != nil)
4017             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4018         if (Build_ != nil)
4019             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4020         if (Product_ != nil)
4021             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4022
4023         [webview setApplicationNameForUserAgent:application];
4024     } return self;
4025 }
4026
4027 @end
4028 /* }}} */
4029
4030 /* Confirmation {{{ */
4031 @protocol ConfirmationControllerDelegate
4032 - (void) cancelAndClear:(bool)clear;
4033 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4034 - (void) queue;
4035 @end
4036
4037 @interface ConfirmationController : CYBrowserController {
4038     _transient Database *database_;
4039     UIAlertView *essential_;
4040     NSArray *changes_;
4041     NSArray *issues_;
4042     NSArray *sizes_;
4043     BOOL substrate_;
4044 }
4045
4046 - (id) initWithDatabase:(Database *)database;
4047
4048 @end
4049
4050 @implementation ConfirmationController
4051
4052 - (void) dealloc {
4053     [changes_ release];
4054     if (issues_ != nil)
4055         [issues_ release];
4056     [sizes_ release];
4057     if (essential_ != nil)
4058         [essential_ release];
4059     [super dealloc];
4060 }
4061
4062 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4063     NSString *context([alert context]);
4064
4065     if ([context isEqualToString:@"remove"]) {
4066         if (button == [alert cancelButtonIndex]) {
4067             [self dismissModalViewControllerAnimated:YES];
4068         } else if (button == [alert firstOtherButtonIndex]) {
4069             if (substrate_)
4070                 Finish_ = 2;
4071             [delegate_ confirmWithNavigationController:[self navigationController]];
4072         }
4073
4074         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4075     } else if ([context isEqualToString:@"unable"]) {
4076         [self dismissModalViewControllerAnimated:YES];
4077         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4078     } else {
4079         [super alertView:alert clickedButtonAtIndex:button];
4080     }
4081 }
4082
4083 - (void) _doContinue {
4084     [self dismissModalViewControllerAnimated:YES];
4085     [delegate_ cancelAndClear:NO];
4086 }
4087
4088 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4089     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4090     return nil;
4091 }
4092
4093 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4094     [super webView:view didClearWindowObject:window forFrame:frame];
4095     [window setValue:changes_ forKey:@"changes"];
4096     [window setValue:issues_ forKey:@"issues"];
4097     [window setValue:sizes_ forKey:@"sizes"];
4098     [window setValue:self forKey:@"queue"];
4099 }
4100
4101 - (id) initWithDatabase:(Database *)database {
4102     if ((self = [super init]) != nil) {
4103         database_ = database;
4104
4105         [[self navigationItem] setTitle:UCLocalize("CONFIRM")];
4106
4107         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
4108         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
4109         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
4110         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
4111         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
4112
4113         bool remove(false);
4114
4115         pkgDepCache::Policy *policy([database_ policy]);
4116
4117         pkgCacheFile &cache([database_ cache]);
4118         NSArray *packages = [database_ packages];
4119         for (Package *package in packages) {
4120             pkgCache::PkgIterator iterator = [package iterator];
4121             pkgDepCache::StateCache &state(cache[iterator]);
4122
4123             NSString *name([package name]);
4124
4125             if (state.NewInstall())
4126                 [installing addObject:name];
4127             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4128                 [reinstalling addObject:name];
4129             else if (state.Upgrade())
4130                 [upgrading addObject:name];
4131             else if (state.Downgrade())
4132                 [downgrading addObject:name];
4133             else if (state.Delete()) {
4134                 if ([package essential])
4135                     remove = true;
4136                 [removing addObject:name];
4137             } else continue;
4138
4139             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4140             substrate_ |= DepSubstrate(iterator.CurrentVer());
4141         }
4142
4143         if (!remove)
4144             essential_ = nil;
4145         else if (Advanced_) {
4146             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4147
4148             essential_ = [[UIAlertView alloc]
4149                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4150                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4151                 delegate:self
4152                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4153                 otherButtonTitles:[NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")], nil
4154             ];
4155
4156             [essential_ setContext:@"remove"];
4157         } else {
4158             essential_ = [[UIAlertView alloc]
4159                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4160                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4161                 delegate:self
4162                 cancelButtonTitle:UCLocalize("OKAY")
4163                 otherButtonTitles:nil
4164             ];
4165
4166             [essential_ setContext:@"unable"];
4167         }
4168
4169         changes_ = [[NSArray alloc] initWithObjects:
4170             installing,
4171             reinstalling,
4172             upgrading,
4173             downgrading,
4174             removing,
4175         nil];
4176
4177         issues_ = [database_ issues];
4178         if (issues_ != nil)
4179             issues_ = [issues_ retain];
4180
4181         sizes_ = [[NSArray alloc] initWithObjects:
4182             SizeString([database_ fetcher].FetchNeeded()),
4183             SizeString([database_ fetcher].PartialPresent()),
4184         nil];
4185
4186         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
4187
4188         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4189             initWithTitle:UCLocalize("CANCEL")
4190             // OLD: [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")]
4191             style:UIBarButtonItemStylePlain
4192             target:self
4193             action:@selector(cancelButtonClicked)
4194         ] autorelease]];
4195     } return self;
4196 }
4197
4198 - (void) applyRightButton {
4199 #if !AlwaysReload && !IgnoreInstall
4200     if (issues_ == nil && ![self isLoading])
4201         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4202             initWithTitle:UCLocalize("CONFIRM")
4203             style:UIBarButtonItemStylePlain
4204             target:self
4205             action:@selector(confirmButtonClicked)
4206         ] autorelease]];
4207     else
4208         [super applyRightButton];
4209 #else
4210     [[self navigationItem] setRightBarButtonItem:nil];
4211 #endif
4212 }
4213
4214 - (void) cancelButtonClicked {
4215     [self dismissModalViewControllerAnimated:YES];
4216     [delegate_ cancelAndClear:YES];
4217 }
4218
4219 #if !AlwaysReload
4220 - (void) confirmButtonClicked {
4221 #if IgnoreInstall
4222     return;
4223 #endif
4224     if (essential_ != nil)
4225         [essential_ show];
4226     else {
4227         if (substrate_)
4228             Finish_ = 2;
4229         [delegate_ confirmWithNavigationController:[self navigationController]];
4230     }
4231 }
4232 #endif
4233
4234 @end
4235 /* }}} */
4236
4237 /* Progress Data {{{ */
4238 @interface ProgressData : NSObject {
4239     SEL selector_;
4240     // XXX: should these really both be _transient?
4241     _transient id target_;
4242     _transient id object_;
4243 }
4244
4245 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4246
4247 - (SEL) selector;
4248 - (id) target;
4249 - (id) object;
4250 @end
4251
4252 @implementation ProgressData
4253
4254 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4255     if ((self = [super init]) != nil) {
4256         selector_ = selector;
4257         target_ = target;
4258         object_ = object;
4259     } return self;
4260 }
4261
4262 - (SEL) selector {
4263     return selector_;
4264 }
4265
4266 - (id) target {
4267     return target_;
4268 }
4269
4270 - (id) object {
4271     return object_;
4272 }
4273
4274 @end
4275 /* }}} */
4276 /* Progress Controller {{{ */
4277 @interface ProgressController : CYViewController <
4278     ConfigurationDelegate,
4279     ProgressDelegate
4280 > {
4281     _transient Database *database_;
4282     UIProgressBar *progress_;
4283     UITextView *output_;
4284     UITextLabel *status_;
4285     UIPushButton *close_;
4286     BOOL running_;
4287     SHA1SumValue springlist_;
4288     SHA1SumValue notifyconf_;
4289     NSString *title_;
4290 }
4291
4292 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4293
4294 - (void) _retachThread;
4295 - (void) _detachNewThreadData:(ProgressData *)data;
4296 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4297
4298 - (BOOL) isRunning;
4299
4300 @end
4301
4302 @protocol ProgressControllerDelegate
4303 - (void) progressControllerIsComplete:(ProgressController *)sender;
4304 @end
4305
4306 @implementation ProgressController
4307
4308 - (void) dealloc {
4309     [database_ setDelegate:nil];
4310     [progress_ release];
4311     [output_ release];
4312     [status_ release];
4313     [close_ release];
4314     if (title_ != nil)
4315         [title_ release];
4316     [super dealloc];
4317 }
4318
4319 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4320     if ((self = [super init]) != nil) {
4321         database_ = database;
4322         [database_ setDelegate:self];
4323         delegate_ = delegate;
4324
4325         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4326
4327         progress_ = [[UIProgressBar alloc] init];
4328         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4329         [progress_ setStyle:0];
4330
4331         status_ = [[UITextLabel alloc] init];
4332         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4333         [status_ setColor:[UIColor whiteColor]];
4334         [status_ setBackgroundColor:[UIColor clearColor]];
4335         [status_ setCentersHorizontally:YES];
4336         //[status_ setFont:font];
4337
4338         output_ = [[UITextView alloc] init];
4339
4340         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4341         //[output_ setTextFont:@"Courier New"];
4342         [output_ setFont:[[output_ font] fontWithSize:12]];
4343         [output_ setTextColor:[UIColor whiteColor]];
4344         [output_ setBackgroundColor:[UIColor clearColor]];
4345         [output_ setMarginTop:0];
4346         [output_ setAllowsRubberBanding:YES];
4347         [output_ setEditable:NO];
4348         [[self view] addSubview:output_];
4349
4350         close_ = [[UIPushButton alloc] init];
4351         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4352         [close_ setAutosizesToFit:NO];
4353         [close_ setDrawsShadow:YES];
4354         [close_ setStretchBackground:YES];
4355         [close_ setEnabled:YES];
4356         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4357         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4358         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4359         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4360     } return self;
4361 }
4362
4363 - (void) positionViews {
4364     CGRect bounds = [[self view] bounds];
4365     CGSize prgsize = [UIProgressBar defaultSize];
4366
4367     CGRect prgrect = {{
4368         (bounds.size.width - prgsize.width) / 2,
4369         bounds.size.height - prgsize.height - 20
4370     }, prgsize};
4371
4372     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4373
4374     [progress_ setFrame:prgrect];
4375     [status_ setFrame:CGRectMake(
4376         10,
4377         bounds.size.height - prgsize.height - 50,
4378         bounds.size.width - 20,
4379         24
4380     )];
4381     [output_ setFrame:CGRectMake(
4382         10,
4383         20,
4384         bounds.size.width - 20,
4385         bounds.size.height - 62
4386     )];
4387     [close_ setFrame:CGRectMake(
4388         (bounds.size.width - closewidth) / 2,
4389         bounds.size.height - prgsize.height - 50,
4390         closewidth,
4391         32 + prgsize.height
4392     )];
4393 }
4394
4395 - (void) viewWillAppear:(BOOL)animated {
4396     [super viewDidAppear:animated];
4397     [[self navigationItem] setHidesBackButton:YES];
4398     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4399
4400     [self positionViews];
4401 }
4402
4403 - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4404     [self positionViews];
4405 }
4406
4407 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4408     NSString *context([alert context]);
4409
4410     if ([context isEqualToString:@"conffile"]) {
4411         FILE *input = [database_ input];
4412         if (button == [alert cancelButtonIndex])
4413             fprintf(input, "N\n");
4414         else if (button == [alert firstOtherButtonIndex])
4415             fprintf(input, "Y\n");
4416         fflush(input);
4417     }
4418 }
4419
4420 - (void) closeButtonPushed {
4421     running_ = NO;
4422
4423     UpdateExternalStatus(0);
4424
4425     switch (Finish_) {
4426         case 0:
4427             [self dismissModalViewControllerAnimated:YES];
4428         break;
4429
4430         case 1:
4431             [delegate_ terminateWithSuccess];
4432             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4433                 [delegate_ suspendWithAnimation:YES];
4434             else
4435                 [delegate_ suspend];*/
4436         break;
4437
4438         case 2:
4439             system("launchctl stop com.apple.SpringBoard");
4440         break;
4441
4442         case 3:
4443             system("launchctl unload "SpringBoard_"; launchctl load "SpringBoard_);
4444         break;
4445
4446         case 4:
4447             system("reboot");
4448         break;
4449     }
4450 }
4451
4452 - (void) _retachThread {
4453     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4454
4455     [[self view] addSubview:close_];
4456     [progress_ removeFromSuperview];
4457     [status_ removeFromSuperview];
4458
4459     [database_ popErrorWithTitle:title_];
4460     [delegate_ progressControllerIsComplete:self];
4461
4462     if (Finish_ < 4) {
4463         FileFd file;
4464         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4465             _error->Discard();
4466         else {
4467             MMap mmap(file, MMap::ReadOnly);
4468             SHA1Summation sha1;
4469             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4470             if (!(notifyconf_ == sha1.Result()))
4471                 Finish_ = 4;
4472         }
4473     }
4474
4475     if (Finish_ < 3) {
4476         FileFd file;
4477         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4478             _error->Discard();
4479         else {
4480             MMap mmap(file, MMap::ReadOnly);
4481             SHA1Summation sha1;
4482             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4483             if (!(springlist_ == sha1.Result()))
4484                 Finish_ = 3;
4485         }
4486     }
4487
4488     switch (Finish_) {
4489         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4490         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4491         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4492         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4493         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4494     }
4495
4496     system("su -c /usr/bin/uicache mobile");
4497
4498     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4499
4500     [delegate_ setStatusBarShowsProgress:NO];
4501 }
4502
4503 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4504     [[data target] performSelector:[data selector] withObject:[data object]];
4505     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4506 }
4507
4508 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4509     UpdateExternalStatus(1);
4510
4511     if (title_ != nil)
4512         [title_ release];
4513     if (title == nil)
4514         title_ = nil;
4515     else
4516         title_ = [title retain];
4517
4518     [[self navigationItem] setTitle:title_];
4519
4520     [status_ setText:nil];
4521     [output_ setText:@""];
4522     [progress_ setProgress:0];
4523
4524     [close_ removeFromSuperview];
4525     [[self view] addSubview:progress_];
4526     [[self view] addSubview:status_];
4527
4528     [delegate_ setStatusBarShowsProgress:YES];
4529     running_ = YES;
4530
4531     {
4532         FileFd file;
4533         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4534             _error->Discard();
4535         else {
4536             MMap mmap(file, MMap::ReadOnly);
4537             SHA1Summation sha1;
4538             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4539             notifyconf_ = sha1.Result();
4540         }
4541     }
4542
4543     {
4544         FileFd file;
4545         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4546             _error->Discard();
4547         else {
4548             MMap mmap(file, MMap::ReadOnly);
4549             SHA1Summation sha1;
4550             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4551             springlist_ = sha1.Result();
4552         }
4553     }
4554
4555     [NSThread
4556         detachNewThreadSelector:@selector(_detachNewThreadData:)
4557         toTarget:self
4558         withObject:[[[ProgressData alloc]
4559             initWithSelector:selector
4560             target:target
4561             object:object
4562         ] autorelease]
4563     ];
4564 }
4565
4566 - (void) repairWithSelector:(SEL)selector {
4567     [self
4568         detachNewThreadSelector:selector
4569         toTarget:database_
4570         withObject:nil
4571         title:UCLocalize("REPAIRING")
4572     ];
4573 }
4574
4575 - (void) setConfigurationData:(NSString *)data {
4576     [self
4577         performSelectorOnMainThread:@selector(_setConfigurationData:)
4578         withObject:data
4579         waitUntilDone:YES
4580     ];
4581 }
4582
4583 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4584     CYActionSheet *sheet([[[CYActionSheet alloc]
4585         initWithTitle:title
4586         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4587         defaultButtonIndex:0
4588     ] autorelease]);
4589
4590     [sheet setMessage:error];
4591     [sheet yieldToPopupAlertAnimated:YES];
4592     [sheet dismiss];
4593 }
4594
4595 - (void) setProgressTitle:(NSString *)title {
4596     [self
4597         performSelectorOnMainThread:@selector(_setProgressTitle:)
4598         withObject:title
4599         waitUntilDone:YES
4600     ];
4601 }
4602
4603 - (void) setProgressPercent:(float)percent {
4604     [self
4605         performSelectorOnMainThread:@selector(_setProgressPercent:)
4606         withObject:[NSNumber numberWithFloat:percent]
4607         waitUntilDone:YES
4608     ];
4609 }
4610
4611 - (void) startProgress {
4612 }
4613
4614 - (void) addProgressOutput:(NSString *)output {
4615     [self
4616         performSelectorOnMainThread:@selector(_addProgressOutput:)
4617         withObject:output
4618         waitUntilDone:YES
4619     ];
4620 }
4621
4622 - (bool) isCancelling:(size_t)received {
4623     return false;
4624 }
4625
4626 - (void) _setConfigurationData:(NSString *)data {
4627     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4628
4629     if (!conffile_r(data)) {
4630         lprintf("E:invalid conffile\n");
4631         return;
4632     }
4633
4634     NSString *ofile = conffile_r[1];
4635     //NSString *nfile = conffile_r[2];
4636
4637     UIAlertView *alert = [[[UIAlertView alloc]
4638         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4639         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
4640         delegate:self
4641         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
4642         otherButtonTitles:UCLocalize("ACCEPT_NEW_COPY"),
4643         // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4644         nil
4645     ] autorelease];
4646
4647     [alert setContext:@"conffile"];
4648     [alert show];
4649 }
4650
4651 - (void) _setProgressTitle:(NSString *)title {
4652     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4653     for (size_t i(0), e([words count]); i != e; ++i) {
4654         NSString *word([words objectAtIndex:i]);
4655         if (Package *package = [database_ packageWithName:word])
4656             [words replaceObjectAtIndex:i withObject:[package name]];
4657     }
4658
4659     [status_ setText:[words componentsJoinedByString:@" "]];
4660 }
4661
4662 - (void) _setProgressPercent:(NSNumber *)percent {
4663     [progress_ setProgress:[percent floatValue]];
4664 }
4665
4666 - (void) _addProgressOutput:(NSString *)output {
4667     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4668     CGSize size = [output_ contentSize];
4669     CGRect rect = {{0, size.height}, {size.width, 0}};
4670     [output_ scrollRectToVisible:rect animated:YES];
4671 }
4672
4673 - (BOOL) isRunning {
4674     return running_;
4675 }
4676
4677 @end
4678 /* }}} */
4679
4680 /* Cell Content View {{{ */
4681 @protocol ContentDelegate
4682 - (void) drawContentRect:(CGRect)rect;
4683 @end
4684
4685 @interface ContentView : UIView {
4686     _transient id<ContentDelegate> delegate_;
4687 }
4688
4689 @end
4690
4691 @implementation ContentView
4692
4693 - (id) initWithFrame:(CGRect)frame {
4694     if ((self = [super initWithFrame:frame]) != nil) {
4695         [self setNeedsDisplayOnBoundsChange:YES];
4696     } return self;
4697 }
4698
4699 - (void) setDelegate:(id<ContentDelegate>)delegate {
4700     delegate_ = delegate;
4701 }
4702
4703 - (void) drawRect:(CGRect)rect {
4704     [super drawRect:rect];
4705     [delegate_ drawContentRect:rect];
4706 }
4707
4708 @end
4709 /* }}} */
4710 /* Cydia TableView Cell {{{ */
4711 @interface CYTableViewCell : UITableViewCell {
4712     ContentView *content_;
4713     bool highlighted_;
4714 }
4715
4716 @end
4717
4718 @implementation CYTableViewCell
4719
4720 - (void) dealloc {
4721     [content_ release];
4722     [super dealloc];
4723 }
4724
4725 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
4726     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
4727
4728     if (view == content_) {
4729         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
4730         highlighted_ = highlighted;
4731     }
4732
4733     [super _updateHighlightColorsForView:view highlighted:highlighted];
4734 }
4735
4736 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
4737     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
4738     highlighted_ = selected;
4739
4740     [super setSelected:selected animated:animated];
4741     [content_ setNeedsDisplay];
4742 }
4743
4744 @end
4745 /* }}} */
4746 /* Package Cell {{{ */
4747 @interface PackageCell : CYTableViewCell <
4748     ContentDelegate
4749 > {
4750     UIImage *icon_;
4751     NSString *name_;
4752     NSString *description_;
4753     bool commercial_;
4754     NSString *source_;
4755     UIImage *badge_;
4756     Package *package_;
4757     UIImage *placard_;
4758 }
4759
4760 - (PackageCell *) init;
4761 - (void) setPackage:(Package *)package;
4762
4763 + (int) heightForPackage:(Package *)package;
4764 - (void) drawContentRect:(CGRect)rect;
4765
4766 @end
4767
4768 @implementation PackageCell
4769
4770 - (void) clearPackage {
4771     if (icon_ != nil) {
4772         [icon_ release];
4773         icon_ = nil;
4774     }
4775
4776     if (name_ != nil) {
4777         [name_ release];
4778         name_ = nil;
4779     }
4780
4781     if (description_ != nil) {
4782         [description_ release];
4783         description_ = nil;
4784     }
4785
4786     if (source_ != nil) {
4787         [source_ release];
4788         source_ = nil;
4789     }
4790
4791     if (badge_ != nil) {
4792         [badge_ release];
4793         badge_ = nil;
4794     }
4795
4796     if (placard_ != nil) {
4797         [placard_ release];
4798         placard_ = nil;
4799     }
4800
4801     [package_ release];
4802     package_ = nil;
4803 }
4804
4805 - (void) dealloc {
4806     [self clearPackage];
4807     [super dealloc];
4808 }
4809
4810 - (PackageCell *) init {
4811     CGRect frame(CGRectMake(0, 0, 320, 74));
4812     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
4813         UIView *content([self contentView]);
4814         CGRect bounds([content bounds]);
4815
4816         content_ = [[ContentView alloc] initWithFrame:bounds];
4817         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4818         [content addSubview:content_];
4819
4820         [content_ setDelegate:self];
4821         [content_ setOpaque:YES];
4822     } return self;
4823 }
4824
4825 - (void) _setBackgroundColor {
4826     UIColor *color;
4827     if (NSString *mode = [package_ mode]) {
4828         bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4829         color = remove ? RemovingColor_ : InstallingColor_;
4830     } else
4831         color = [UIColor whiteColor];
4832
4833     [content_ setBackgroundColor:color];
4834     [self setNeedsDisplay];
4835 }
4836
4837 - (void) setPackage:(Package *)package {
4838     [self clearPackage];
4839     [package parse];
4840
4841     Source *source = [package source];
4842
4843     icon_ = [[package icon] retain];
4844     name_ = [[package name] retain];
4845
4846     if (IsWildcat_)
4847         description_ = [package longDescription];
4848     if (description_ == nil)
4849         description_ = [package shortDescription];
4850     if (description_ != nil)
4851         description_ = [description_ retain];
4852
4853     commercial_ = [package isCommercial];
4854
4855     package_ = [package retain];
4856
4857     NSString *label = nil;
4858     bool trusted = false;
4859
4860     if (source != nil) {
4861         label = [source label];
4862         trusted = [source trusted];
4863     } else if ([[package id] isEqualToString:@"firmware"])
4864         label = UCLocalize("APPLE");
4865     else
4866         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4867
4868     NSString *from(label);
4869
4870     NSString *section = [package simpleSection];
4871     if (section != nil && ![section isEqualToString:label]) {
4872         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4873         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4874     }
4875
4876     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
4877     source_ = [from retain];
4878
4879     if (NSString *purpose = [package primaryPurpose])
4880         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
4881             badge_ = [badge_ retain];
4882
4883     if ([package installed] != nil)
4884         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/installed.png", App_]]) != nil)
4885             placard_ = [placard_ retain];
4886
4887     [self _setBackgroundColor];
4888     [content_ setNeedsDisplay];
4889 }
4890
4891 - (void) drawContentRect:(CGRect)rect {
4892     bool highlighted(highlighted_);
4893     float width([self bounds].size.width);
4894
4895 #if 0
4896     CGContextRef context(UIGraphicsGetCurrentContext());
4897     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
4898     CGContextFillRect(context, rect);
4899 #endif
4900
4901     if (icon_ != nil) {
4902         CGRect rect;
4903         rect.size = [icon_ size];
4904
4905         rect.size.width /= 2;
4906         rect.size.height /= 2;
4907
4908         rect.origin.x = 25 - rect.size.width / 2;
4909         rect.origin.y = 25 - rect.size.height / 2;
4910
4911         [icon_ drawInRect:rect];
4912     }
4913
4914     if (badge_ != nil) {
4915         CGSize size = [badge_ size];
4916
4917         [badge_ drawAtPoint:CGPointMake(
4918             36 - size.width / 2,
4919             36 - size.height / 2
4920         )];
4921     }
4922
4923     if (highlighted)
4924         UISetColor(White_);
4925
4926     if (!highlighted)
4927         UISetColor(commercial_ ? Purple_ : Black_);
4928     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
4929     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
4930
4931     if (!highlighted)
4932         UISetColor(commercial_ ? Purplish_ : Gray_);
4933     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
4934
4935     if (placard_ != nil)
4936         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
4937 }
4938
4939 + (int) heightForPackage:(Package *)package {
4940     return 73;
4941 }
4942
4943 @end
4944 /* }}} */
4945 /* Section Cell {{{ */
4946 @interface SectionCell : CYTableViewCell <
4947     ContentDelegate
4948 > {
4949     NSString *basic_;
4950     NSString *section_;
4951     NSString *name_;
4952     NSString *count_;
4953     UIImage *icon_;
4954     UISwitch *switch_;
4955     BOOL editing_;
4956 }
4957
4958 - (void) setSection:(Section *)section editing:(BOOL)editing;
4959
4960 @end
4961
4962 @implementation SectionCell
4963
4964 - (void) clearSection {
4965     if (basic_ != nil) {
4966         [basic_ release];
4967         basic_ = nil;
4968     }
4969
4970     if (section_ != nil) {
4971         [section_ release];
4972         section_ = nil;
4973     }
4974
4975     if (name_ != nil) {
4976         [name_ release];
4977         name_ = nil;
4978     }
4979
4980     if (count_ != nil) {
4981         [count_ release];
4982         count_ = nil;
4983     }
4984 }
4985
4986 - (void) dealloc {
4987     [self clearSection];
4988     [icon_ release];
4989     [switch_ release];
4990     [super dealloc];
4991 }
4992
4993 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
4994     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
4995         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
4996         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
4997         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
4998
4999         UIView *content([self contentView]);
5000         CGRect bounds([content bounds]);
5001
5002         content_ = [[ContentView alloc] initWithFrame:bounds];
5003         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5004         [content addSubview:content_];
5005         [content_ setBackgroundColor:[UIColor whiteColor]];
5006
5007         [content_ setDelegate:self];
5008     } return self;
5009 }
5010
5011 - (void) onSwitch:(id)sender {
5012     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5013     if (metadata == nil) {
5014         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5015         [Sections_ setObject:metadata forKey:basic_];
5016     }
5017
5018     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5019     Changed_ = true;
5020 }
5021
5022 - (void) setSection:(Section *)section editing:(BOOL)editing {
5023     if (editing != editing_) {
5024         if (editing_)
5025             [switch_ removeFromSuperview];
5026         else
5027             [self addSubview:switch_];
5028         editing_ = editing;
5029     }
5030
5031     [self clearSection];
5032
5033     if (section == nil) {
5034         name_ = [UCLocalize("ALL_PACKAGES") retain];
5035         count_ = nil;
5036     } else {
5037         basic_ = [section name];
5038         if (basic_ != nil)
5039             basic_ = [basic_ retain];
5040
5041         section_ = [section localized];
5042         if (section_ != nil)
5043             section_ = [section_ retain];
5044
5045         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5046         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5047
5048         if (editing_)
5049             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5050     }
5051
5052     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5053     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5054
5055     [content_ setNeedsDisplay];
5056 }
5057
5058 - (void) setFrame:(CGRect)frame {
5059     [super setFrame:frame];
5060
5061     CGRect rect([switch_ frame]);
5062     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5063 }
5064
5065 - (void) drawContentRect:(CGRect)rect {
5066     bool highlighted(highlighted_);
5067
5068     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5069
5070     if (highlighted)
5071         UISetColor(White_);
5072
5073     float width(rect.size.width);
5074     if (editing_)
5075         width -= 87;
5076
5077     if (!highlighted)
5078         UISetColor(Black_);
5079     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5080
5081     CGSize size = [count_ sizeWithFont:Font14_];
5082
5083     UISetColor(White_);
5084     if (count_ != nil)
5085         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5086 }
5087
5088 @end
5089 /* }}} */
5090
5091 /* File Table {{{ */
5092 @interface FileTable : CYViewController <
5093     UITableViewDataSource,
5094     UITableViewDelegate
5095 > {
5096     _transient Database *database_;
5097     Package *package_;
5098     NSString *name_;
5099     NSMutableArray *files_;
5100     UITableView *list_;
5101 }
5102
5103 - (id) initWithDatabase:(Database *)database;
5104 - (void) setPackage:(Package *)package;
5105
5106 @end
5107
5108 @implementation FileTable
5109
5110 - (void) dealloc {
5111     if (package_ != nil)
5112         [package_ release];
5113     if (name_ != nil)
5114         [name_ release];
5115     [files_ release];
5116     [list_ release];
5117     [super dealloc];
5118 }
5119
5120 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5121     return files_ == nil ? 0 : [files_ count];
5122 }
5123
5124 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5125     return 24.0f;
5126 }*/
5127
5128 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5129     static NSString *reuseIdentifier = @"Cell";
5130
5131     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5132     if (cell == nil) {
5133         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5134         [cell setFont:[UIFont systemFontOfSize:16]];
5135     }
5136     [cell setText:[files_ objectAtIndex:indexPath.row]];
5137     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5138
5139     return cell;
5140 }
5141
5142 - (id) initWithDatabase:(Database *)database {
5143     if ((self = [super init]) != nil) {
5144         database_ = database;
5145
5146         [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5147
5148         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5149
5150         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5151         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5152         [list_ setRowHeight:24.0f];
5153         [[self view] addSubview:list_];
5154
5155         [list_ setDataSource:self];
5156         [list_ setDelegate:self];
5157     } return self;
5158 }
5159
5160 - (void) setPackage:(Package *)package {
5161     if (package_ != nil) {
5162         [package_ autorelease];
5163         package_ = nil;
5164     }
5165
5166     if (name_ != nil) {
5167         [name_ release];
5168         name_ = nil;
5169     }
5170
5171     [files_ removeAllObjects];
5172
5173     if (package != nil) {
5174         package_ = [package retain];
5175         name_ = [[package id] retain];
5176
5177         if (NSArray *files = [package files])
5178             [files_ addObjectsFromArray:files];
5179
5180         if ([files_ count] != 0) {
5181             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5182                 [files_ removeObjectAtIndex:0];
5183             [files_ sortUsingSelector:@selector(compareByPath:)];
5184
5185             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5186             [stack addObject:@"/"];
5187
5188             for (int i(0), e([files_ count]); i != e; ++i) {
5189                 NSString *file = [files_ objectAtIndex:i];
5190                 while (![file hasPrefix:[stack lastObject]])
5191                     [stack removeLastObject];
5192                 NSString *directory = [stack lastObject];
5193                 [stack addObject:[file stringByAppendingString:@"/"]];
5194                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5195                     ([stack count] - 2) * 3, "",
5196                     [file substringFromIndex:[directory length]]
5197                 ]];
5198             }
5199         }
5200     }
5201
5202     [list_ reloadData];
5203 }
5204
5205 - (void) reloadData {
5206     [self setPackage:[database_ packageWithName:name_]];
5207 }
5208
5209 @end
5210 /* }}} */
5211 /* Package Controller {{{ */
5212 @interface PackageController : CYBrowserController <
5213     UIActionSheetDelegate
5214 > {
5215     _transient Database *database_;
5216     Package *package_;
5217     NSString *name_;
5218     bool commercial_;
5219     NSMutableArray *buttons_;
5220     UIBarButtonItem *button_;
5221 }
5222
5223 - (id) initWithDatabase:(Database *)database;
5224 - (void) setPackage:(Package *)package;
5225
5226 @end
5227
5228 @implementation PackageController
5229
5230 - (void) dealloc {
5231     if (package_ != nil)
5232         [package_ release];
5233     if (name_ != nil)
5234         [name_ release];
5235
5236     [buttons_ release];
5237
5238     if (button_ != nil)
5239         [button_ release];
5240
5241     [super dealloc];
5242 }
5243
5244 - (void) release {
5245     if ([self retainCount] == 1)
5246         [delegate_ setPackageController:self];
5247     [super release];
5248 }
5249
5250 /* XXX: this is not safe at all... localization of /fail/ */
5251 - (void) _clickButtonWithName:(NSString *)name {
5252     if ([name isEqualToString:UCLocalize("CLEAR")])
5253         [delegate_ clearPackage:package_];
5254     else if ([name isEqualToString:UCLocalize("INSTALL")])
5255         [delegate_ installPackage:package_];
5256     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5257         [delegate_ installPackage:package_];
5258     else if ([name isEqualToString:UCLocalize("REMOVE")])
5259         [delegate_ removePackage:package_];
5260     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5261         [delegate_ installPackage:package_];
5262     else _assert(false);
5263 }
5264
5265 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5266     NSString *context([sheet context]);
5267
5268     if ([context isEqualToString:@"modify"]) {
5269         if (button != [sheet cancelButtonIndex]) {
5270             NSString *buttonName = [buttons_ objectAtIndex:button];
5271             [self _clickButtonWithName:buttonName];
5272         }
5273
5274         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5275     }
5276 }
5277
5278 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5279     [super webView:view didClearWindowObject:window forFrame:frame];
5280     [window setValue:package_ forKey:@"package"];
5281 }
5282
5283 - (bool) _allowJavaScriptPanel {
5284     return commercial_;
5285 }
5286
5287 #if !AlwaysReload
5288 - (void) _customButtonClicked {
5289     int count([buttons_ count]);
5290     if (count == 0)
5291         return;
5292
5293     if (count == 1)
5294         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5295     else {
5296         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5297         [buttons addObjectsFromArray:buttons_];
5298
5299         UIActionSheet *sheet = [[[UIActionSheet alloc]
5300             initWithTitle:nil
5301             delegate:self
5302             cancelButtonTitle:nil
5303             destructiveButtonTitle:nil
5304             otherButtonTitles:nil
5305         ] autorelease];
5306
5307         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5308         if (!IsWildcat_) {
5309            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5310            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5311         }
5312         [sheet setContext:@"modify"];
5313
5314         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5315     }
5316 }
5317
5318 // We don't want to allow non-commercial packages to do custom things to the install button,
5319 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5320 - (void) customButtonClicked {
5321     if (commercial_)
5322         [super customButtonClicked];
5323     else
5324         [self _customButtonClicked];
5325 }
5326
5327 - (void) reloadButtonClicked {
5328     // Don't reload a package view by clicking the button.
5329 }
5330
5331 - (void) applyLoadingTitle {
5332     // Don't show "Loading" as the title. Ever.
5333 }
5334
5335 - (UIBarButtonItem *) rightButton {
5336     return button_;
5337 }
5338 #endif
5339
5340 - (id) initWithDatabase:(Database *)database {
5341     if ((self = [super init]) != nil) {
5342         database_ = database;
5343         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5344         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5345     } return self;
5346 }
5347
5348 - (void) setPackage:(Package *)package {
5349     if (package_ != nil) {
5350         [package_ autorelease];
5351         package_ = nil;
5352     }
5353
5354     if (name_ != nil) {
5355         [name_ release];
5356         name_ = nil;
5357     }
5358
5359     [buttons_ removeAllObjects];
5360
5361     if (package != nil) {
5362         [package parse];
5363
5364         package_ = [package retain];
5365         name_ = [[package id] retain];
5366         commercial_ = [package isCommercial];
5367
5368         if ([package_ mode] != nil)
5369             [buttons_ addObject:UCLocalize("CLEAR")];
5370         if ([package_ source] == nil);
5371         else if ([package_ upgradableAndEssential:NO])
5372             [buttons_ addObject:UCLocalize("UPGRADE")];
5373         else if ([package_ uninstalled])
5374             [buttons_ addObject:UCLocalize("INSTALL")];
5375         else
5376             [buttons_ addObject:UCLocalize("REINSTALL")];
5377         if (![package_ uninstalled])
5378             [buttons_ addObject:UCLocalize("REMOVE")];
5379     }
5380
5381     if (button_ != nil)
5382         [button_ release];
5383
5384     NSString *title;
5385     switch ([buttons_ count]) {
5386         case 0: title = nil; break;
5387         case 1: title = [buttons_ objectAtIndex:0]; break;
5388         default: title = UCLocalize("MODIFY"); break;
5389     }
5390
5391     button_ = [[UIBarButtonItem alloc]
5392         initWithTitle:title
5393         style:UIBarButtonItemStylePlain
5394         target:self
5395         action:@selector(customButtonClicked)
5396     ];
5397
5398     [self reloadURL];
5399 }
5400
5401 - (bool) isLoading {
5402     return commercial_ ? [super isLoading] : false;
5403 }
5404
5405 - (void) reloadData {
5406     [self setPackage:[database_ packageWithName:name_]];
5407 }
5408
5409 @end
5410 /* }}} */
5411 /* Package Table {{{ */
5412 @interface PackageTable : UIView <
5413     UITableViewDataSource,
5414     UITableViewDelegate
5415 > {
5416     _transient Database *database_;
5417     unsigned era_;
5418     NSMutableArray *packages_;
5419     NSMutableArray *sections_;
5420     UITableView *list_;
5421     NSMutableArray *index_;
5422     NSMutableDictionary *indices_;
5423     // XXX: this target_ seems to be delegate_. :(
5424     _transient id target_;
5425     SEL action_;
5426     // XXX: why do we even have this delegate_?
5427     _transient id delegate_;
5428 }
5429
5430 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action;
5431
5432 - (void) setDelegate:(id)delegate;
5433
5434 - (void) reloadData;
5435 - (void) resetCursor;
5436
5437 - (UITableView *) list;
5438
5439 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5440
5441 - (void) deselectWithAnimation:(BOOL)animated;
5442
5443 @end
5444
5445 @implementation PackageTable
5446
5447 - (void) dealloc {
5448     [packages_ release];
5449     [sections_ release];
5450     [list_ release];
5451     [index_ release];
5452     [indices_ release];
5453
5454     [super dealloc];
5455 }
5456
5457 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5458     NSInteger count([sections_ count]);
5459     return count == 0 ? 1 : count;
5460 }
5461
5462 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5463     if ([sections_ count] == 0)
5464         return nil;
5465     return [[sections_ objectAtIndex:section] name];
5466 }
5467
5468 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5469     if ([sections_ count] == 0)
5470         return 0;
5471     return [[sections_ objectAtIndex:section] count];
5472 }
5473
5474 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5475 @synchronized (database_) {
5476     if ([database_ era] != era_)
5477         return nil;
5478
5479     Section *section([sections_ objectAtIndex:[path section]]);
5480     NSInteger row([path row]);
5481     Package *package([packages_ objectAtIndex:([section row] + row)]);
5482     return [[package retain] autorelease];
5483 } }
5484
5485 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5486     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5487     if (cell == nil)
5488         cell = [[[PackageCell alloc] init] autorelease];
5489     [cell setPackage:[self packageAtIndexPath:path]];
5490     return cell;
5491 }
5492
5493 - (void) deselectWithAnimation:(BOOL)animated {
5494     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5495 }
5496
5497 /*- (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
5498     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
5499 }*/
5500
5501 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
5502     Package *package([self packageAtIndexPath:path]);
5503     package = [database_ packageWithName:[package id]];
5504     [target_ performSelector:action_ withObject:package];
5505     return path;
5506 }
5507
5508 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5509     return [packages_ count] > 20 ? index_ : nil;
5510 }
5511
5512 - (NSInteger)tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5513     return index;
5514 }
5515
5516 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action {
5517     if ((self = [super initWithFrame:frame]) != nil) {
5518         database_ = database;
5519
5520         target_ = target;
5521         action_ = action;
5522
5523         index_ = [[NSMutableArray alloc] initWithCapacity:32];
5524         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5525
5526         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5527         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5528
5529         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
5530         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5531         [list_ setRowHeight:73.0f];
5532         [self addSubview:list_];
5533
5534         [list_ setDataSource:self];
5535         [list_ setDelegate:self];
5536     } return self;
5537 }
5538
5539 - (void) setDelegate:(id)delegate {
5540     delegate_ = delegate;
5541 }
5542
5543 - (bool) hasPackage:(Package *)package {
5544     return true;
5545 }
5546
5547 - (void) reloadData {
5548     era_ = [database_ era];
5549     NSArray *packages = [database_ packages];
5550
5551     [packages_ removeAllObjects];
5552     [sections_ removeAllObjects];
5553
5554     _profile(PackageTable$reloadData$Filter)
5555         for (Package *package in packages)
5556             if ([self hasPackage:package])
5557                 [packages_ addObject:package];
5558     _end
5559
5560     [index_ removeAllObjects];
5561     [indices_ removeAllObjects];
5562
5563     Section *section = nil;
5564
5565     _profile(PackageTable$reloadData$Section)
5566         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5567             Package *package;
5568             unichar index;
5569
5570             _profile(PackageTable$reloadData$Section$Package)
5571                 package = [packages_ objectAtIndex:offset];
5572                 index = [package index];
5573             _end
5574
5575             if (section == nil || [section index] != index) {
5576                 _profile(PackageTable$reloadData$Section$Allocate)
5577                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5578                 _end
5579
5580                 [index_ addObject:[section name]];
5581                 //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5582
5583                 _profile(PackageTable$reloadData$Section$Add)
5584                     [sections_ addObject:section];
5585                 _end
5586             }
5587
5588             [section addToCount];
5589         }
5590     _end
5591
5592     _profile(PackageTable$reloadData$List)
5593         [list_ reloadData];
5594     _end
5595 }
5596
5597 - (void) resetCursor {
5598     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5599 }
5600
5601 - (UITableView *) list {
5602     return list_;
5603 }
5604
5605 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5606     //XXX:[list_ setShouldHideHeaderInShortLists:hide];
5607 }
5608
5609 @end
5610 /* }}} */
5611 /* Filtered Package Table {{{ */
5612 @interface FilteredPackageTable : PackageTable {
5613     SEL filter_;
5614     IMP imp_;
5615     id object_;
5616 }
5617
5618 - (void) setObject:(id)object;
5619 - (void) setObject:(id)object forFilter:(SEL)filter;
5620
5621 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object;
5622
5623 @end
5624
5625 @implementation FilteredPackageTable
5626
5627 - (void) dealloc {
5628     if (object_ != nil)
5629         [object_ release];
5630     [super dealloc];
5631 }
5632
5633 - (void) setFilter:(SEL)filter {
5634     filter_ = filter;
5635
5636     /* XXX: this is an unsafe optimization of doomy hell */
5637     Method method(class_getInstanceMethod([Package class], filter));
5638     _assert(method != NULL);
5639     imp_ = method_getImplementation(method);
5640     _assert(imp_ != NULL);
5641 }
5642
5643 - (void) setObject:(id)object {
5644     if (object_ != nil)
5645         [object_ release];
5646     if (object == nil)
5647         object_ = nil;
5648     else
5649         object_ = [object retain];
5650 }
5651
5652 - (void) setObject:(id)object forFilter:(SEL)filter {
5653     [self setFilter:filter];
5654     [self setObject:object];
5655 }
5656
5657 - (bool) hasPackage:(Package *)package {
5658     _profile(FilteredPackageTable$hasPackage)
5659         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5660     _end
5661 }
5662
5663 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object {
5664     if ((self = [super initWithFrame:frame database:database target:target action:action]) != nil) {
5665         [self setFilter:filter];
5666         object_ = [object retain];
5667         [self reloadData];
5668     } return self;
5669 }
5670
5671 @end
5672 /* }}} */
5673
5674 /* Filtered Package Controller {{{ */
5675 @interface FilteredPackageController : CYViewController {
5676     _transient Database *database_;
5677     FilteredPackageTable *packages_;
5678     NSString *title_;
5679 }
5680
5681 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5682
5683 @end
5684
5685 @implementation FilteredPackageController
5686
5687 - (void) dealloc {
5688     [packages_ release];
5689     [title_ release];
5690
5691     [super dealloc];
5692 }
5693
5694 - (void) viewDidAppear:(BOOL)animated {
5695     [super viewDidAppear:animated];
5696     [packages_ deselectWithAnimation:animated];
5697 }
5698
5699 - (void) didSelectPackage:(Package *)package {
5700     PackageController *view([delegate_ packageController]);
5701     [view setPackage:package];
5702     [view setDelegate:delegate_];
5703     [[self navigationController] pushViewController:view animated:YES];
5704 }
5705
5706 - (NSString *) title { return title_; }
5707
5708 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5709     if ((self = [super init]) != nil) {
5710         database_ = database;
5711         title_ = [title copy];
5712         [[self navigationItem] setTitle:title_];
5713
5714         packages_ = [[FilteredPackageTable alloc]
5715             initWithFrame:[[self view] bounds]
5716             database:database
5717             target:self
5718             action:@selector(didSelectPackage:)
5719             filter:filter
5720             with:object
5721         ];
5722
5723         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5724         [[self view] addSubview:packages_];
5725     } return self;
5726 }
5727
5728 - (void) reloadData {
5729     [packages_ reloadData];
5730 }
5731
5732 - (void) setDelegate:(id)delegate {
5733     [super setDelegate:delegate];
5734     [packages_ setDelegate:delegate];
5735 }
5736
5737 @end
5738
5739 /* }}} */
5740
5741 /* Add Source Controller {{{ */
5742 @interface AddSourceController : CYViewController {
5743     _transient Database *database_;
5744 }
5745
5746 - (id) initWithDatabase:(Database *)database;
5747
5748 @end
5749
5750 @implementation AddSourceController
5751
5752 - (id) initWithDatabase:(Database *)database {
5753     if ((self = [super init]) != nil) {
5754         database_ = database;
5755     } return self;
5756 }
5757
5758 @end
5759 /* }}} */
5760 /* Source Cell {{{ */
5761 @interface SourceCell : CYTableViewCell <
5762     ContentDelegate
5763 > {
5764     UIImage *icon_;
5765     NSString *origin_;
5766     NSString *description_;
5767     NSString *label_;
5768 }
5769
5770 - (void) setSource:(Source *)source;
5771
5772 @end
5773
5774 @implementation SourceCell
5775
5776 - (void) clearSource {
5777     [icon_ release];
5778     [origin_ release];
5779     [description_ release];
5780     [label_ release];
5781
5782     icon_ = nil;
5783     origin_ = nil;
5784     description_ = nil;
5785     label_ = nil;
5786 }
5787
5788 - (void) setSource:(Source *)source {
5789     [self clearSource];
5790
5791     if (icon_ == nil)
5792         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5793     if (icon_ == nil)
5794         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5795     icon_ = [icon_ retain];
5796
5797     origin_ = [[source name] retain];
5798     label_ = [[source uri] retain];
5799     description_ = [[source description] retain];
5800
5801     [content_ setNeedsDisplay];
5802 }
5803
5804 - (void) dealloc {
5805     [self clearSource];
5806     [super dealloc];
5807 }
5808
5809 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5810     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5811         UIView *content([self contentView]);
5812         CGRect bounds([content bounds]);
5813
5814         content_ = [[ContentView alloc] initWithFrame:bounds];
5815         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5816         [content_ setBackgroundColor:[UIColor whiteColor]];
5817         [content addSubview:content_];
5818
5819         [content_ setDelegate:self];
5820         [content_ setOpaque:YES];
5821     } return self;
5822 }
5823
5824 - (void) drawContentRect:(CGRect)rect {
5825     bool highlighted(highlighted_);
5826     float width(rect.size.width);
5827
5828     if (icon_ != nil)
5829         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5830
5831     if (highlighted)
5832         UISetColor(White_);
5833
5834     if (!highlighted)
5835         UISetColor(Black_);
5836     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5837
5838     if (!highlighted)
5839         UISetColor(Blue_);
5840     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5841
5842     if (!highlighted)
5843         UISetColor(Gray_);
5844     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 40) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5845 }
5846
5847 @end
5848 /* }}} */
5849 /* Source Table {{{ */
5850 @interface SourceTable : CYViewController <
5851     UITableViewDataSource,
5852     UITableViewDelegate
5853 > {
5854     _transient Database *database_;
5855     UITableView *list_;
5856     NSMutableArray *sources_;
5857     int offset_;
5858
5859     NSString *href_;
5860     UIProgressHUD *hud_;
5861     NSError *error_;
5862
5863     //NSURLConnection *installer_;
5864     NSURLConnection *trivial_;
5865     NSURLConnection *trivial_bz2_;
5866     NSURLConnection *trivial_gz_;
5867     //NSURLConnection *automatic_;
5868
5869     BOOL cydia_;
5870 }
5871
5872 - (id) initWithDatabase:(Database *)database;
5873
5874 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
5875
5876 @end
5877
5878 @implementation SourceTable
5879
5880 - (void) _releaseConnection:(NSURLConnection *)connection {
5881     if (connection != nil) {
5882         [connection cancel];
5883         //[connection setDelegate:nil];
5884         [connection release];
5885     }
5886 }
5887
5888 - (void) dealloc {
5889     if (href_ != nil)
5890         [href_ release];
5891     if (hud_ != nil)
5892         [hud_ release];
5893     if (error_ != nil)
5894         [error_ release];
5895
5896     //[self _releaseConnection:installer_];
5897     [self _releaseConnection:trivial_];
5898     [self _releaseConnection:trivial_gz_];
5899     [self _releaseConnection:trivial_bz2_];
5900     //[self _releaseConnection:automatic_];
5901
5902     [sources_ release];
5903     [list_ release];
5904     [super dealloc];
5905 }
5906
5907 - (void) viewDidAppear:(BOOL)animated {
5908     [super viewDidAppear:animated];
5909     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5910 }
5911
5912 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
5913     return offset_ == 0 ? 1 : 2;
5914 }
5915
5916 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
5917     switch (section + (offset_ == 0 ? 1 : 0)) {
5918         case 0: return UCLocalize("ENTERED_BY_USER");
5919         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
5920
5921         _nodefault
5922     }
5923 }
5924
5925 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5926     int count = [sources_ count];
5927     switch (section) {
5928         case 0: return (offset_ == 0 ? count : offset_);
5929         case 1: return count - offset_;
5930
5931         _nodefault
5932     }
5933 }
5934
5935 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
5936     unsigned idx = 0;
5937     switch (indexPath.section) {
5938         case 0: idx = indexPath.row; break;
5939         case 1: idx = indexPath.row + offset_; break;
5940
5941         _nodefault
5942     }
5943     return [sources_ objectAtIndex:idx];
5944 }
5945
5946 - (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5947     Source *source = [self sourceAtIndexPath:indexPath];
5948     return [source description] == nil ? 56 : 73;
5949 }
5950
5951 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5952     static NSString *cellIdentifier = @"SourceCell";
5953
5954     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
5955     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
5956     [cell setSource:[self sourceAtIndexPath:indexPath]];
5957
5958     return cell;
5959 }
5960
5961 - (UITableViewCellAccessoryType) tableView:(UITableView *)tableView accessoryTypeForRowWithIndexPath:(NSIndexPath *)indexPath {
5962     return UITableViewCellAccessoryDisclosureIndicator;
5963 }
5964
5965 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
5966     Source *source = [self sourceAtIndexPath:indexPath];
5967
5968     FilteredPackageController *packages = [[[FilteredPackageController alloc]
5969         initWithDatabase:database_
5970         title:[source label]
5971         filter:@selector(isVisibleInSource:)
5972         with:source
5973     ] autorelease];
5974
5975     [packages setDelegate:delegate_];
5976
5977     [[self navigationController] pushViewController:packages animated:YES];
5978 }
5979
5980 - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
5981     Source *source = [self sourceAtIndexPath:indexPath];
5982     return [source record] != nil;
5983 }
5984
5985 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
5986     Source *source = [self sourceAtIndexPath:indexPath];
5987     [Sources_ removeObjectForKey:[source key]];
5988     [delegate_ syncData];
5989 }
5990
5991 - (void) complete {
5992     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
5993         @"deb", @"Type",
5994         href_, @"URI",
5995         @"./", @"Distribution",
5996     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
5997
5998     [delegate_ syncData];
5999 }
6000
6001 - (NSString *) getWarning {
6002     NSString *href(href_);
6003     NSRange colon([href rangeOfString:@"://"]);
6004     if (colon.location != NSNotFound)
6005         href = [href substringFromIndex:(colon.location + 3)];
6006     href = [href stringByAddingPercentEscapes];
6007     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
6008     href = [href stringByCachingURLWithCurrentCDN];
6009
6010     NSURL *url([NSURL URLWithString:href]);
6011
6012     NSStringEncoding encoding;
6013     NSError *error(nil);
6014
6015     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
6016         return [warning length] == 0 ? nil : warning;
6017     return nil;
6018 }
6019
6020 - (void) _endConnection:(NSURLConnection *)connection {
6021     // XXX: the memory management in this method is horribly awkward
6022
6023     NSURLConnection **field = NULL;
6024     if (connection == trivial_)
6025         field = &trivial_;
6026     else if (connection == trivial_bz2_)
6027         field = &trivial_bz2_;
6028     else if (connection == trivial_gz_)
6029         field = &trivial_gz_;
6030     _assert(field != NULL);
6031     [connection release];
6032     *field = nil;
6033
6034     if (
6035         trivial_ == nil &&
6036         trivial_bz2_ == nil &&
6037         trivial_gz_ == nil
6038     ) {
6039         bool defer(false);
6040
6041         if (cydia_) {
6042             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
6043                 defer = true;
6044
6045                 UIAlertView *alert = [[[UIAlertView alloc]
6046                     initWithTitle:UCLocalize("SOURCE_WARNING")
6047                     message:warning
6048                     delegate:self
6049                     cancelButtonTitle:UCLocalize("CANCEL")
6050                     otherButtonTitles:UCLocalize("ADD_ANYWAY"), nil
6051                 ] autorelease];
6052
6053                 [alert setContext:@"warning"];
6054                 [alert setNumberOfRows:1];
6055                 [alert show];
6056             } else
6057                 [self complete];
6058         } else if (error_ != nil) {
6059             UIAlertView *alert = [[[UIAlertView alloc]
6060                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
6061                 message:[error_ localizedDescription]
6062                 delegate:self
6063                 cancelButtonTitle:UCLocalize("OK")
6064                 otherButtonTitles:nil
6065             ] autorelease];
6066
6067             [alert setContext:@"urlerror"];
6068             [alert show];
6069         } else {
6070             UIAlertView *alert = [[[UIAlertView alloc]
6071                 initWithTitle:UCLocalize("NOT_REPOSITORY")
6072                 message:UCLocalize("NOT_REPOSITORY_EX")
6073                 delegate:self
6074                 cancelButtonTitle:UCLocalize("OK")
6075                 otherButtonTitles:nil
6076             ] autorelease];
6077
6078             [alert setContext:@"trivial"];
6079             [alert show];
6080         }
6081
6082         [delegate_ setStatusBarShowsProgress:NO];
6083         [delegate_ removeProgressHUD:hud_];
6084
6085         [hud_ autorelease];
6086         hud_ = nil;
6087
6088         if (!defer) {
6089             [href_ release];
6090             href_ = nil;
6091         }
6092
6093         if (error_ != nil) {
6094             [error_ release];
6095             error_ = nil;
6096         }
6097     }
6098 }
6099
6100 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
6101     switch ([response statusCode]) {
6102         case 200:
6103             cydia_ = YES;
6104     }
6105 }
6106
6107 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
6108     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
6109     if (error_ != nil)
6110         error_ = [error retain];
6111     [self _endConnection:connection];
6112 }
6113
6114 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
6115     [self _endConnection:connection];
6116 }
6117
6118 - (NSString *) title { return UCLocalize("SOURCES"); }
6119
6120 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
6121     NSMutableURLRequest *request = [NSMutableURLRequest
6122         requestWithURL:[NSURL URLWithString:href]
6123         cachePolicy:NSURLRequestUseProtocolCachePolicy
6124         timeoutInterval:120.0
6125     ];
6126
6127     [request setHTTPMethod:method];
6128
6129     if (Machine_ != NULL)
6130         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
6131     if (UniqueID_ != nil)
6132         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6133     if (Role_ != nil)
6134         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
6135
6136     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
6137 }
6138
6139 - (void)alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
6140     NSString *context([alert context]);
6141
6142     if ([context isEqualToString:@"source"]) {
6143         switch (button) {
6144             case 1: {
6145                 NSString *href = [[alert textField] text];
6146
6147                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
6148
6149                 if (![href hasSuffix:@"/"])
6150                     href_ = [href stringByAppendingString:@"/"];
6151                 else
6152                     href_ = href;
6153                 href_ = [href_ retain];
6154
6155                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
6156                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
6157                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
6158                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
6159
6160                 cydia_ = false;
6161
6162                 // XXX: this is stupid
6163                 hud_ = [[delegate_ addProgressHUD] retain];
6164                 [hud_ setText:UCLocalize("VERIFYING_URL")];
6165             } break;
6166
6167             case 0:
6168             break;
6169
6170             _nodefault
6171         }
6172
6173         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6174     } else if ([context isEqualToString:@"trivial"])
6175         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6176     else if ([context isEqualToString:@"urlerror"])
6177         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6178     else if ([context isEqualToString:@"warning"]) {
6179         switch (button) {
6180             case 1:
6181                 [self complete];
6182             break;
6183
6184             case 0:
6185             break;
6186
6187             _nodefault
6188         }
6189
6190         [href_ release];
6191         href_ = nil;
6192
6193         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6194     }
6195 }
6196
6197 - (id) initWithDatabase:(Database *)database {
6198     if ((self = [super init]) != nil) {
6199         [[self navigationItem] setTitle:UCLocalize("SOURCES")];
6200         [self updateButtonsForEditingStatus:NO animated:NO];
6201
6202         database_ = database;
6203         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
6204
6205         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6206         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6207         [[self view] addSubview:list_];
6208
6209         [list_ setDataSource:self];
6210         [list_ setDelegate:self];
6211
6212         [self reloadData];
6213     } return self;
6214 }
6215
6216 - (void) reloadData {
6217     pkgSourceList list;
6218     if (!list.ReadMainList())
6219         return;
6220
6221     [sources_ removeAllObjects];
6222     [sources_ addObjectsFromArray:[database_ sources]];
6223     _trace();
6224     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
6225     _trace();
6226
6227     int count([sources_ count]);
6228     offset_ = 0;
6229     for (int i = 0; i != count; i++) {
6230         if ([[sources_ objectAtIndex:i] record] == nil)
6231             break;
6232         offset_++;
6233     }
6234
6235     [list_ setEditing:NO];
6236     [self updateButtonsForEditingStatus:NO animated:NO];
6237     [list_ reloadData];
6238 }
6239
6240 - (void) addButtonClicked {
6241     /*[book_ pushPage:[[[AddSourceController alloc]
6242         initWithBook:book_
6243         database:database_
6244     ] autorelease]];*/
6245
6246     UIAlertView *alert = [[[UIAlertView alloc]
6247         initWithTitle:UCLocalize("ENTER_APT_URL")
6248         message:nil
6249         delegate:self
6250         cancelButtonTitle:UCLocalize("CANCEL")
6251         otherButtonTitles:UCLocalize("ADD_SOURCE"), nil
6252     ] autorelease];
6253
6254     [alert setContext:@"source"];
6255     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
6256
6257     [alert setNumberOfRows:1];
6258     [alert addTextFieldWithValue:@"http://" label:@""];
6259
6260     UITextInputTraits *traits = [[alert textField] textInputTraits];
6261     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
6262     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
6263     [traits setKeyboardType:UIKeyboardTypeURL];
6264     // XXX: UIReturnKeyDone
6265     [traits setReturnKeyType:UIReturnKeyNext];
6266
6267     [alert show];
6268 }
6269
6270 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
6271     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
6272         initWithTitle:UCLocalize("ADD")
6273         style:UIBarButtonItemStylePlain
6274         target:self
6275         action:@selector(addButtonClicked)
6276     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
6277
6278     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6279         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
6280         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
6281         target:self
6282         action:@selector(editButtonClicked)
6283     ] autorelease] animated:animated];
6284
6285     if (IsWildcat_ && !editing)
6286         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6287             initWithTitle:UCLocalize("SETTINGS")
6288             style:UIBarButtonItemStylePlain
6289             target:self
6290             action:@selector(settingsButtonClicked)
6291         ] autorelease]];
6292 }
6293
6294 - (void) settingsButtonClicked {
6295     [delegate_ showSettings];
6296 }
6297
6298 - (void) editButtonClicked {
6299     [list_ setEditing:![list_ isEditing] animated:YES];
6300
6301     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
6302 }
6303
6304 @end
6305 /* }}} */
6306
6307 /* Installed Controller {{{ */
6308 @interface InstalledController : FilteredPackageController {
6309     BOOL expert_;
6310 }
6311
6312 - (id) initWithDatabase:(Database *)database;
6313
6314 - (void) updateRoleButton;
6315 - (void) queueStatusDidChange;
6316
6317 @end
6318
6319 @implementation InstalledController
6320
6321 - (void) dealloc {
6322     [super dealloc];
6323 }
6324
6325 - (NSString *) title { return UCLocalize("INSTALLED"); }
6326
6327 - (id) initWithDatabase:(Database *)database {
6328     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
6329         [self updateRoleButton];
6330         [self queueStatusDidChange];
6331     } return self;
6332 }
6333
6334 #if !AlwaysReload
6335 - (void) queueButtonClicked {
6336     [delegate_ queue];
6337 }
6338 #endif
6339
6340 - (void) queueStatusDidChange {
6341 #if !AlwaysReload
6342     if (IsWildcat_) {
6343         if (Queuing_) {
6344             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6345                 initWithTitle:UCLocalize("QUEUE")
6346                 style:UIBarButtonItemStyleDone
6347                 target:self
6348                 action:@selector(queueButtonClicked)
6349             ] autorelease]];
6350         } else {
6351             [[self navigationItem] setLeftBarButtonItem:nil];
6352         }
6353     }
6354 #endif
6355 }
6356
6357 - (void) reloadData {
6358     [packages_ reloadData];
6359 }
6360
6361 - (void) updateRoleButton {
6362     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
6363         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6364             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
6365             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
6366             target:self
6367             action:@selector(roleButtonClicked)
6368         ] autorelease]];
6369 }
6370
6371 - (void) roleButtonClicked {
6372     [packages_ setObject:[NSNumber numberWithBool:expert_]];
6373     [packages_ reloadData];
6374     expert_ = !expert_;
6375
6376     [self updateRoleButton];
6377 }
6378
6379 - (void) setDelegate:(id)delegate {
6380     [super setDelegate:delegate];
6381     [packages_ setDelegate:delegate];
6382 }
6383
6384 @end
6385 /* }}} */
6386
6387 /* Home Controller {{{ */
6388 @interface HomeController : CYBrowserController {
6389 }
6390
6391 @end
6392
6393 @implementation HomeController
6394
6395 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6396     [super _setMoreHeaders:request];
6397
6398     if (ChipID_ != nil)
6399         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6400     if (UniqueID_ != nil)
6401         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6402     if (PLMN_ != nil)
6403         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6404 }
6405
6406 - (void) aboutButtonClicked {
6407     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6408
6409     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6410     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6411     [alert setCancelButtonIndex:0];
6412
6413     [alert setMessage:
6414         @"Copyright (C) 2008-2010\n"
6415         "Jay Freeman (saurik)\n"
6416         "saurik@saurik.com\n"
6417         "http://www.saurik.com/"
6418     ];
6419
6420     [alert show];
6421 }
6422
6423 - (void) viewWillAppear:(BOOL)animated {
6424     [super viewWillAppear:animated];
6425     //[[self navigationController] setNavigationBarHidden:YES animated:animated];
6426 }
6427
6428 - (void) viewWillDisappear:(BOOL)animated {
6429     [super viewWillDisappear:animated];
6430     //[[self navigationController] setNavigationBarHidden:NO animated:animated];
6431 }
6432
6433 - (id) init {
6434     if ((self = [super init]) != nil) {
6435         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6436             initWithTitle:UCLocalize("ABOUT")
6437             style:UIBarButtonItemStylePlain
6438             target:self
6439             action:@selector(aboutButtonClicked)
6440         ] autorelease]];
6441     } return self;
6442 }
6443
6444 @end
6445 /* }}} */
6446 /* Manage Controller {{{ */
6447 @interface ManageController : CYBrowserController {
6448 }
6449
6450 - (void) queueStatusDidChange;
6451 @end
6452
6453 @implementation ManageController
6454
6455 - (id) init {
6456     if ((self = [super init]) != nil) {
6457         [[self navigationItem] setTitle:UCLocalize("MANAGE")];
6458
6459         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6460             initWithTitle:UCLocalize("SETTINGS")
6461             style:UIBarButtonItemStylePlain
6462             target:self
6463             action:@selector(settingsButtonClicked)
6464         ] autorelease]];
6465
6466         [self queueStatusDidChange];
6467     } return self;
6468 }
6469
6470 - (void) settingsButtonClicked {
6471     [delegate_ showSettings];
6472 }
6473
6474 #if !AlwaysReload
6475 - (void) queueButtonClicked {
6476     [delegate_ queue];
6477 }
6478
6479 - (void) applyLoadingTitle {
6480     // No "Loading" title.
6481 }
6482
6483 - (void) applyRightButton {
6484     // No right button.
6485 }
6486 #endif
6487
6488 - (void) queueStatusDidChange {
6489 #if !AlwaysReload
6490     if (!IsWildcat_ && Queuing_) {
6491         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6492             initWithTitle:UCLocalize("QUEUE")
6493             style:UIBarButtonItemStyleDone
6494             target:self
6495             action:@selector(queueButtonClicked)
6496         ] autorelease]];
6497     } else {
6498         [[self navigationItem] setRightBarButtonItem:nil];
6499     }
6500 #endif
6501 }
6502
6503 - (bool) isLoading {
6504     return false;
6505 }
6506
6507 @end
6508 /* }}} */
6509
6510 /* Refresh Bar {{{ */
6511 @interface RefreshBar : UINavigationBar {
6512     UIProgressIndicator *indicator_;
6513     UITextLabel *prompt_;
6514     UIProgressBar *progress_;
6515     UINavigationButton *cancel_;
6516 }
6517
6518 @end
6519
6520 @implementation RefreshBar
6521
6522 - (void) dealloc {
6523     [indicator_ release];
6524     [prompt_ release];
6525     [progress_ release];
6526     [cancel_ release];
6527     [super dealloc];
6528 }
6529
6530 - (void) positionViews {
6531     CGRect frame = [cancel_ frame];
6532     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6533     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6534     [cancel_ setFrame:frame];
6535
6536     CGSize prgsize = {75, 100};
6537     CGRect prgrect = {{
6538         [self frame].size.width - prgsize.width - 10,
6539         ([self frame].size.height - prgsize.height) / 2
6540     } , prgsize};
6541     [progress_ setFrame:prgrect];
6542
6543     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6544     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6545     CGRect indrect = {{indoffset, indoffset}, indsize};
6546     [indicator_ setFrame:indrect];
6547
6548     CGSize prmsize = {215, indsize.height + 4};
6549     CGRect prmrect = {{
6550         indoffset * 2 + indsize.width,
6551         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6552     }, prmsize};
6553     [prompt_ setFrame:prmrect];
6554 }
6555
6556 - (void)setFrame:(CGRect)frame {
6557     [super setFrame:frame];
6558
6559     [self positionViews];
6560 }
6561
6562 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6563     if ((self = [super initWithFrame:frame])) {
6564         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6565
6566         [self setTintColor:[UIColor colorWithRed:0.23 green:0.23 blue:0.23 alpha:1]];
6567         [self setBarStyle:UIBarStyleBlack];
6568
6569         UIBarStyle barstyle([self _barStyle:NO]);
6570         bool ugly(barstyle == UIBarStyleDefault);
6571
6572         UIProgressIndicatorStyle style = ugly ?
6573             UIProgressIndicatorStyleMediumBrown :
6574             UIProgressIndicatorStyleMediumWhite;
6575
6576         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6577         [indicator_ setStyle:style];
6578         [indicator_ startAnimation];
6579         [self addSubview:indicator_];
6580
6581         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6582         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6583         [prompt_ setBackgroundColor:[UIColor clearColor]];
6584         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6585         [self addSubview:prompt_];
6586
6587         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6588         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6589         [progress_ setStyle:0];
6590         [self addSubview:progress_];
6591
6592         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6593         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6594         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6595         [cancel_ setBarStyle:barstyle];
6596
6597         [self positionViews];
6598     } return self;
6599 }
6600
6601 - (void) cancel {
6602     [cancel_ removeFromSuperview];
6603 }
6604
6605 - (void) start {
6606     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6607     [progress_ setProgress:0];
6608     [self addSubview:cancel_];
6609 }
6610
6611 - (void) stop {
6612     [cancel_ removeFromSuperview];
6613 }
6614
6615 - (void) setPrompt:(NSString *)prompt {
6616     [prompt_ setText:prompt];
6617 }
6618
6619 - (void) setProgress:(float)progress {
6620     [progress_ setProgress:progress];
6621 }
6622
6623 @end
6624 /* }}} */
6625
6626 @class CYNavigationController;
6627
6628 /* Cydia Tab Bar Controller {{{ */
6629 @interface CYTabBarController : UITabBarController <
6630     ProgressDelegate
6631 > {
6632     _transient Database *database_;
6633     RefreshBar *refreshbar_;
6634
6635     bool dropped_;
6636     bool updating_;
6637     // XXX: ok, "updatedelegate_"?...
6638     _transient NSObject<CydiaDelegate> *updatedelegate_;
6639
6640     id root_;
6641 }
6642
6643 - (void) dropBar:(BOOL)animated;
6644 - (void) beginUpdate;
6645 - (void) raiseBar:(BOOL)animated;
6646 - (BOOL) updating;
6647
6648 @end
6649
6650 @implementation CYTabBarController
6651
6652 /* XXX: some logic should probably go here related to
6653 freeing the view controllers on tab change */
6654
6655 - (void) reloadData {
6656     size_t count([[self viewControllers] count]);
6657     for (size_t i(0); i != count; ++i) {
6658         CYNavigationController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
6659         [page reloadData];
6660     }
6661 }
6662
6663 - (id) initWithDatabase:(Database *)database {
6664     if ((self = [super init]) != nil) {
6665         database_ = database;
6666
6667         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6668         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6669
6670         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6671     } return self;
6672 }
6673
6674 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
6675     return IsWildcat_ || orientation == UIInterfaceOrientationPortrait;
6676 }
6677
6678 - (void) setUpdate:(NSDate *)date {
6679     [self beginUpdate];
6680 }
6681
6682 - (void) beginUpdate {
6683     [self dropBar:YES];
6684     [refreshbar_ start];
6685
6686     updating_ = true;
6687
6688     [NSThread
6689         detachNewThreadSelector:@selector(performUpdate)
6690         toTarget:self
6691         withObject:nil
6692     ];
6693 }
6694
6695 - (void) performUpdate { _pooled
6696     Status status;
6697     status.setDelegate(self);
6698     [database_ updateWithStatus:status];
6699
6700     [self
6701         performSelectorOnMainThread:@selector(completeUpdate)
6702         withObject:nil
6703         waitUntilDone:NO
6704     ];
6705 }
6706
6707 - (void) completeUpdate {
6708     if (!updating_)
6709         return;
6710     updating_ = false;
6711
6712     [self raiseBar:YES];
6713     [refreshbar_ stop];
6714     [updatedelegate_ performSelector:@selector(reloadData) withObject:nil afterDelay:0];
6715 }
6716
6717 - (void) cancelUpdate {
6718     updating_ = false;
6719     [self raiseBar:YES];
6720     [refreshbar_ stop];
6721     [updatedelegate_ performSelector:@selector(updateData) withObject:nil afterDelay:0];
6722 }
6723
6724 - (void) cancelPressed {
6725     [self cancelUpdate];
6726 }
6727
6728 - (BOOL) updating {
6729     return updating_;
6730 }
6731
6732 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6733     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6734 }
6735
6736 - (void) startProgress {
6737 }
6738
6739 - (void) setProgressTitle:(NSString *)title {
6740     [self
6741         performSelectorOnMainThread:@selector(_setProgressTitle:)
6742         withObject:title
6743         waitUntilDone:YES
6744     ];
6745 }
6746
6747 - (bool) isCancelling:(size_t)received {
6748     return !updating_;
6749 }
6750
6751 - (void) setProgressPercent:(float)percent {
6752     [self
6753         performSelectorOnMainThread:@selector(_setProgressPercent:)
6754         withObject:[NSNumber numberWithFloat:percent]
6755         waitUntilDone:YES
6756     ];
6757 }
6758
6759 - (void) addProgressOutput:(NSString *)output {
6760     [self
6761         performSelectorOnMainThread:@selector(_addProgressOutput:)
6762         withObject:output
6763         waitUntilDone:YES
6764     ];
6765 }
6766
6767 - (void) _setProgressTitle:(NSString *)title {
6768     [refreshbar_ setPrompt:title];
6769 }
6770
6771 - (void) _setProgressPercent:(NSNumber *)percent {
6772     [refreshbar_ setProgress:[percent floatValue]];
6773 }
6774
6775 - (void) _addProgressOutput:(NSString *)output {
6776 }
6777
6778 - (void) setUpdateDelegate:(id)delegate {
6779     updatedelegate_ = delegate;
6780 }
6781
6782 - (CGFloat) statusBarHeight {
6783     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6784         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6785     } else {
6786         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6787     }
6788 }
6789
6790 - (UIView *) transitionView {
6791     if ([self respondsToSelector:@selector(_transitionView)])
6792         return [self _transitionView];
6793     else
6794         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6795 }
6796
6797 - (void) dropBar:(BOOL)animated {
6798     if (dropped_)
6799         return;
6800     dropped_ = true;
6801
6802     UIView *transition([self transitionView]);
6803     [[self view] addSubview:refreshbar_];
6804
6805     CGRect barframe([refreshbar_ frame]);
6806
6807     if (false) // XXX: _UIApplicationLinkedOnOrAfter(4)
6808         barframe.origin.y = [self statusBarHeight];
6809     else
6810         barframe.origin.y = 0;
6811
6812     [refreshbar_ setFrame:barframe];
6813
6814     if (animated)
6815         [UIView beginAnimations:nil context:NULL];
6816
6817     CGRect viewframe = [transition frame];
6818     viewframe.origin.y += barframe.size.height;
6819     viewframe.size.height -= barframe.size.height;
6820     [transition setFrame:viewframe];
6821
6822     if (animated)
6823         [UIView commitAnimations];
6824
6825     // Ensure bar has the proper width for our view, it might have changed
6826     barframe.size.width = viewframe.size.width;
6827     [refreshbar_ setFrame:barframe];
6828
6829     // XXX: fix Apple's layout bug
6830     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6831 }
6832
6833 - (void) raiseBar:(BOOL)animated {
6834     if (!dropped_)
6835         return;
6836     dropped_ = false;
6837
6838     UIView *transition([self transitionView]);
6839     [refreshbar_ removeFromSuperview];
6840
6841     CGRect barframe([refreshbar_ frame]);
6842
6843     if (animated)
6844         [UIView beginAnimations:nil context:NULL];
6845
6846     CGRect viewframe = [transition frame];
6847     viewframe.origin.y -= barframe.size.height;
6848     viewframe.size.height += barframe.size.height;
6849     [transition setFrame:viewframe];
6850
6851     if (animated)
6852         [UIView commitAnimations];
6853
6854     // XXX: fix Apple's layout bug
6855     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6856 }
6857
6858 #if 0
6859 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6860     // XXX: fix Apple's layout bug
6861     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6862 }
6863 #endif
6864
6865 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6866     bool dropped(dropped_);
6867
6868     if (dropped)
6869         [self raiseBar:NO];
6870
6871     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6872
6873     if (dropped)
6874         [self dropBar:NO];
6875
6876     // XXX: fix Apple's layout bug
6877     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6878 }
6879
6880 - (void) statusBarFrameChanged:(NSNotification *)notification {
6881     if (dropped_) {
6882         [self raiseBar:NO];
6883         [self dropBar:NO];
6884     }
6885 }
6886
6887 - (void) dealloc {
6888     [refreshbar_ release];
6889     [[NSNotificationCenter defaultCenter] removeObserver:self];
6890     [super dealloc];
6891 }
6892
6893 @end
6894 /* }}} */
6895
6896 /* Cydia Navigation Controller {{{ */
6897 @interface CYNavigationController : UINavigationController {
6898     _transient Database *database_;
6899     _transient id<UINavigationControllerDelegate> delegate_;
6900 }
6901
6902 - (id) initWithDatabase:(Database *)database;
6903 - (void) reloadData;
6904
6905 @end
6906
6907
6908 @implementation CYNavigationController
6909
6910 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
6911     // Inherit autorotation settings for modal parents.
6912     if ([self parentViewController] && [[self parentViewController] modalViewController] == self) {
6913         return [[self parentViewController] shouldAutorotateToInterfaceOrientation:orientation];
6914     } else {
6915         return [super shouldAutorotateToInterfaceOrientation:orientation];
6916     }
6917 }
6918
6919 - (void) dealloc {
6920     [super dealloc];
6921 }
6922
6923 - (void) reloadData {
6924     size_t count([[self viewControllers] count]);
6925     for (size_t i(0); i != count; ++i) {
6926         CYViewController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
6927         [page reloadData];
6928     }
6929 }
6930
6931 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6932     delegate_ = delegate;
6933 }
6934
6935 - (id) initWithDatabase:(Database *)database {
6936     if ((self = [super init]) != nil) {
6937         database_ = database;
6938     } return self;
6939 }
6940
6941 @end
6942 /* }}} */
6943 /* Cydia:// Protocol {{{ */
6944 @interface CydiaURLProtocol : NSURLProtocol {
6945 }
6946
6947 @end
6948
6949 @implementation CydiaURLProtocol
6950
6951 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6952     NSURL *url([request URL]);
6953     if (url == nil)
6954         return NO;
6955     NSString *scheme([[url scheme] lowercaseString]);
6956     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6957         return NO;
6958     return YES;
6959 }
6960
6961 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6962     return request;
6963 }
6964
6965 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6966     id<NSURLProtocolClient> client([self client]);
6967     if (icon == nil)
6968         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6969     else {
6970         NSData *data(UIImagePNGRepresentation(icon));
6971
6972         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6973         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6974         [client URLProtocol:self didLoadData:data];
6975         [client URLProtocolDidFinishLoading:self];
6976     }
6977 }
6978
6979 - (void) startLoading {
6980     id<NSURLProtocolClient> client([self client]);
6981     NSURLRequest *request([self request]);
6982
6983     NSURL *url([request URL]);
6984     NSString *href([url absoluteString]);
6985
6986     NSString *path([href substringFromIndex:8]);
6987     NSRange slash([path rangeOfString:@"/"]);
6988
6989     NSString *command;
6990     if (slash.location == NSNotFound) {
6991         command = path;
6992         path = nil;
6993     } else {
6994         command = [path substringToIndex:slash.location];
6995         path = [path substringFromIndex:(slash.location + 1)];
6996     }
6997
6998     Database *database([Database sharedInstance]);
6999
7000     if ([command isEqualToString:@"package-icon"]) {
7001         if (path == nil)
7002             goto fail;
7003         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7004         Package *package([database packageWithName:path]);
7005         if (package == nil)
7006             goto fail;
7007         UIImage *icon([package icon]);
7008         [self _returnPNGWithImage:icon forRequest:request];
7009     } else if ([command isEqualToString:@"source-icon"]) {
7010         if (path == nil)
7011             goto fail;
7012         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7013         NSString *source(Simplify(path));
7014         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7015         if (icon == nil)
7016             icon = [UIImage applicationImageNamed:@"unknown.png"];
7017         [self _returnPNGWithImage:icon forRequest:request];
7018     } else if ([command isEqualToString:@"uikit-image"]) {
7019         if (path == nil)
7020             goto fail;
7021         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7022         UIImage *icon(_UIImageWithName(path));
7023         [self _returnPNGWithImage:icon forRequest:request];
7024     } else if ([command isEqualToString:@"section-icon"]) {
7025         if (path == nil)
7026             goto fail;
7027         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7028         NSString *section(Simplify(path));
7029         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7030         if (icon == nil)
7031             icon = [UIImage applicationImageNamed:@"unknown.png"];
7032         [self _returnPNGWithImage:icon forRequest:request];
7033     } else fail: {
7034         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7035     }
7036 }
7037
7038 - (void) stopLoading {
7039 }
7040
7041 @end
7042 /* }}} */
7043
7044 /* Sections Controller {{{ */
7045 @interface SectionsController : CYViewController <
7046     UITableViewDataSource,
7047     UITableViewDelegate
7048 > {
7049     _transient Database *database_;
7050     NSMutableArray *sections_;
7051     NSMutableArray *filtered_;
7052     UITableView *list_;
7053     UIView *accessory_;
7054     BOOL editing_;
7055 }
7056
7057 - (id) initWithDatabase:(Database *)database;
7058 - (void) reloadData;
7059 - (void) resetView;
7060
7061 - (void) editButtonClicked;
7062
7063 @end
7064
7065 @implementation SectionsController
7066
7067 - (void) dealloc {
7068     [list_ setDataSource:nil];
7069     [list_ setDelegate:nil];
7070
7071     [sections_ release];
7072     [filtered_ release];
7073     [list_ release];
7074     [accessory_ release];
7075     [super dealloc];
7076 }
7077
7078 - (void) viewDidAppear:(BOOL)animated {
7079     [super viewDidAppear:animated];
7080     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7081 }
7082
7083 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7084     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7085     return section;
7086 }
7087
7088 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7089     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7090 }
7091
7092 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7093     return 45.0f;
7094 }*/
7095
7096 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7097     static NSString *reuseIdentifier = @"SectionCell";
7098
7099     SectionCell *cell = (SectionCell *) [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7100     if (cell == nil)
7101         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7102
7103     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7104
7105     return cell;
7106 }
7107
7108 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7109     if (editing_)
7110         return;
7111
7112     Section *section = [self sectionAtIndexPath:indexPath];
7113     NSString *name = [section name];
7114     NSString *title;
7115
7116     if ([indexPath row] == 0) {
7117         section = nil;
7118         name = nil;
7119         title = UCLocalize("ALL_PACKAGES");
7120     } else {
7121         if (name != nil) {
7122             name = [NSString stringWithString:name];
7123             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7124         } else {
7125             name = @"";
7126             title = UCLocalize("NO_SECTION");
7127         }
7128     }
7129
7130     FilteredPackageController *table = [[[FilteredPackageController alloc]
7131         initWithDatabase:database_
7132         title:title
7133         filter:@selector(isVisibleInSection:)
7134         with:name
7135     ] autorelease];
7136
7137     [table setDelegate:delegate_];
7138
7139     [[self navigationController] pushViewController:table animated:YES];
7140 }
7141
7142 - (NSString *) title { return UCLocalize("SECTIONS"); }
7143
7144 - (id) initWithDatabase:(Database *)database {
7145     if ((self = [super init]) != nil) {
7146         database_ = database;
7147
7148         [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7149
7150         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7151         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7152
7153         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7154         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7155         [list_ setRowHeight:45.0f];
7156         [[self view] addSubview:list_];
7157
7158         [list_ setDataSource:self];
7159         [list_ setDelegate:self];
7160
7161         [self reloadData];
7162     } return self;
7163 }
7164
7165 - (void) reloadData {
7166     NSArray *packages = [database_ packages];
7167
7168     [sections_ removeAllObjects];
7169     [filtered_ removeAllObjects];
7170
7171     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7172
7173     _trace();
7174     for (Package *package in packages) {
7175         NSString *name([package section]);
7176         NSString *key(name == nil ? @"" : name);
7177
7178         Section *section;
7179
7180         _profile(SectionsView$reloadData$Section)
7181             section = [sections objectForKey:key];
7182             if (section == nil) {
7183                 _profile(SectionsView$reloadData$Section$Allocate)
7184                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
7185                     [sections setObject:section forKey:key];
7186                 _end
7187             }
7188         _end
7189
7190         [section addToCount];
7191
7192         _profile(SectionsView$reloadData$Filter)
7193             if (![package valid] || ![package visible])
7194                 continue;
7195         _end
7196
7197         [section addToRow];
7198     }
7199     _trace();
7200
7201     [sections_ addObjectsFromArray:[sections allValues]];
7202
7203     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7204
7205     for (Section *section in sections_) {
7206         size_t count([section row]);
7207         if (count == 0)
7208             continue;
7209
7210         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7211         [section setCount:count];
7212         [filtered_ addObject:section];
7213     }
7214
7215     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7216         initWithTitle:([sections_ count] == 0 ? nil : UCLocalize("EDIT"))
7217         style:UIBarButtonItemStylePlain
7218         target:self
7219         action:@selector(editButtonClicked)
7220     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7221
7222     [list_ reloadData];
7223     _trace();
7224 }
7225
7226 - (void) resetView {
7227     if (editing_)
7228         [self editButtonClicked];
7229 }
7230
7231 - (void) editButtonClicked {
7232     if ((editing_ = !editing_))
7233         [list_ reloadData];
7234     else
7235         [delegate_ updateData];
7236
7237     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7238     [[[self navigationItem] rightBarButtonItem] setTitle:[sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT")];
7239     [[[self navigationItem] rightBarButtonItem] setStyle:editing_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain];
7240 }
7241
7242 - (UIView *) accessoryView {
7243     return accessory_;
7244 }
7245
7246 @end
7247 /* }}} */
7248 /* Changes Controller {{{ */
7249 @interface ChangesController : CYViewController <
7250     UITableViewDataSource,
7251     UITableViewDelegate
7252 > {
7253     _transient Database *database_;
7254     unsigned era_;
7255     CFMutableArrayRef packages_;
7256     NSMutableArray *sections_;
7257     UITableView *list_;
7258     unsigned upgrades_;
7259     BOOL hasSentFirstLoad_;
7260 }
7261
7262 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
7263 - (void) reloadData;
7264
7265 @end
7266
7267 @implementation ChangesController
7268
7269 - (void) dealloc {
7270     [list_ setDelegate:nil];
7271     [list_ setDataSource:nil];
7272
7273     CFRelease(packages_);
7274
7275     [sections_ release];
7276     [list_ release];
7277     [super dealloc];
7278 }
7279
7280 - (void) viewDidAppear:(BOOL)animated {
7281     [super viewDidAppear:animated];
7282     if (!hasSentFirstLoad_) {
7283         hasSentFirstLoad_ = YES;
7284         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7285     } else {
7286         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7287     }
7288 }
7289
7290 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7291     NSInteger count([sections_ count]);
7292     return count == 0 ? 1 : count;
7293 }
7294
7295 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7296     if ([sections_ count] == 0)
7297         return nil;
7298     return [[sections_ objectAtIndex:section] name];
7299 }
7300
7301 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7302     if ([sections_ count] == 0)
7303         return 0;
7304     return [[sections_ objectAtIndex:section] count];
7305 }
7306
7307 - (Package *) packageAtIndex:(NSUInteger)index {
7308     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7309 }
7310
7311 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7312 @synchronized (database_) {
7313     if ([database_ era] != era_)
7314         return nil;
7315
7316     Section *section([sections_ objectAtIndex:[path section]]);
7317     NSInteger row([path row]);
7318     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7319 } }
7320
7321 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7322     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7323     if (cell == nil)
7324         cell = [[[PackageCell alloc] init] autorelease];
7325     [cell setPackage:[self packageAtIndexPath:path]];
7326     return cell;
7327 }
7328
7329 /*- (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
7330     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
7331 }*/
7332
7333 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7334     Package *package([self packageAtIndexPath:path]);
7335     PackageController *view([delegate_ packageController]);
7336     [view setDelegate:delegate_];
7337     [view setPackage:package];
7338     [[self navigationController] pushViewController:view animated:YES];
7339     return path;
7340 }
7341
7342 - (void) refreshButtonClicked {
7343     [delegate_ beginUpdate];
7344     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7345 }
7346
7347 - (void) upgradeButtonClicked {
7348     [delegate_ distUpgrade];
7349 }
7350
7351 - (NSString *) title { return UCLocalize("CHANGES"); }
7352
7353 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
7354     if ((self = [super init]) != nil) {
7355         database_ = database;
7356         [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7357
7358         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7359
7360         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7361
7362         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7363         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7364         [list_ setRowHeight:73.0f];
7365         [[self view] addSubview:list_];
7366
7367         [list_ setDataSource:self];
7368         [list_ setDelegate:self];
7369
7370         delegate_ = delegate;
7371     } return self;
7372 }
7373
7374 - (void) _reloadPackages:(NSArray *)packages {
7375     _trace();
7376     for (Package *package in packages)
7377         if ([package upgradableAndEssential:YES] || [package visible])
7378             CFArrayAppendValue(packages_, package);
7379
7380     _trace();
7381     [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7382     _trace();
7383 }
7384
7385 - (void) reloadData {
7386     era_ = [database_ era];
7387     NSArray *packages = [database_ packages];
7388
7389     CFArrayRemoveAllValues(packages_);
7390
7391     [sections_ removeAllObjects];
7392
7393 #if 1
7394     UIProgressHUD *hud([delegate_ addProgressHUD]);
7395     [hud setText:UCLocalize("LOADING")];
7396     //NSLog(@"HUD:%@::%@", delegate_, hud);
7397     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7398     [delegate_ removeProgressHUD:hud];
7399 #else
7400     [self _reloadPackages:packages];
7401 #endif
7402
7403     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7404     Section *ignored = nil;
7405     Section *section = nil;
7406     time_t last = 0;
7407
7408     upgrades_ = 0;
7409     bool unseens = false;
7410
7411     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7412
7413     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7414         Package *package = [self packageAtIndex:offset];
7415
7416         BOOL uae = [package upgradableAndEssential:YES];
7417
7418         if (!uae) {
7419             unseens = true;
7420             time_t seen([package seen]);
7421
7422             if (section == nil || last != seen) {
7423                 last = seen;
7424
7425                 NSString *name;
7426                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7427                 [name autorelease];
7428
7429                 _profile(ChangesController$reloadData$Allocate)
7430                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7431                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7432                     [sections_ addObject:section];
7433                 _end
7434             }
7435
7436             [section addToCount];
7437         } else if ([package ignored]) {
7438             if (ignored == nil) {
7439                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7440             }
7441             [ignored addToCount];
7442         } else {
7443             ++upgrades_;
7444             [upgradable addToCount];
7445         }
7446     }
7447     _trace();
7448
7449     CFRelease(formatter);
7450
7451     if (unseens) {
7452         Section *last = [sections_ lastObject];
7453         size_t count = [last count];
7454         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7455         [sections_ removeLastObject];
7456     }
7457
7458     if ([ignored count] != 0)
7459         [sections_ insertObject:ignored atIndex:0];
7460     if (upgrades_ != 0)
7461         [sections_ insertObject:upgradable atIndex:0];
7462
7463     [list_ reloadData];
7464
7465     if (upgrades_ > 0)
7466         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7467             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7468             style:UIBarButtonItemStylePlain
7469             target:self
7470             action:@selector(upgradeButtonClicked)
7471         ] autorelease]];
7472
7473     if (![delegate_ updating])
7474         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7475             initWithTitle:UCLocalize("REFRESH")
7476             style:UIBarButtonItemStylePlain
7477             target:self
7478             action:@selector(refreshButtonClicked)
7479         ] autorelease]];
7480 }
7481
7482 @end
7483 /* }}} */
7484 /* Search Controller {{{ */
7485 @interface SearchController : FilteredPackageController <
7486     UISearchBarDelegate
7487 > {
7488     UISearchBar *search_;
7489 }
7490
7491 - (id) initWithDatabase:(Database *)database;
7492 - (void) reloadData;
7493
7494 @end
7495
7496 @implementation SearchController
7497
7498 - (void) dealloc {
7499     [search_ release];
7500     [super dealloc];
7501 }
7502
7503 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7504     [packages_ setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7505     [search_ resignFirstResponder];
7506     [self reloadData];
7507 }
7508
7509 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7510     [packages_ setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7511     [self reloadData];
7512 }
7513
7514 - (NSString *) title { return nil; }
7515
7516 - (id) initWithDatabase:(Database *)database {
7517     return [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil];
7518 }
7519
7520 - (void)viewDidAppear:(BOOL)animated {
7521     [super viewDidAppear:animated];
7522     if (!search_) {
7523         search_ = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7524         [search_ layoutSubviews];
7525         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7526
7527         UITextField *textField;
7528         if ([search_ respondsToSelector:@selector(searchField)])
7529             textField = [search_ searchField];
7530         else
7531             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7532
7533         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7534         [search_ setDelegate:self];
7535         [textField setEnablesReturnKeyAutomatically:NO];
7536         [[self navigationItem] setTitleView:textField];
7537     }
7538 }
7539
7540 - (void) _reloadData {
7541 }
7542
7543 - (void) reloadData {
7544     _profile(SearchController$reloadData)
7545         [packages_ reloadData];
7546     _end
7547     PrintTimes();
7548     [packages_ resetCursor];
7549 }
7550
7551 - (void) didSelectPackage:(Package *)package {
7552     [search_ resignFirstResponder];
7553     [super didSelectPackage:package];
7554 }
7555
7556 @end
7557 /* }}} */
7558 /* Settings Controller {{{ */
7559 @interface SettingsController : CYViewController <
7560     UITableViewDataSource,
7561     UITableViewDelegate
7562 > {
7563     _transient Database *database_;
7564     NSString *name_;
7565     Package *package_;
7566     UITableView *table_;
7567     UISwitch *subscribedSwitch_;
7568     UISwitch *ignoredSwitch_;
7569     UITableViewCell *subscribedCell_;
7570     UITableViewCell *ignoredCell_;
7571 }
7572
7573 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7574
7575 @end
7576
7577 @implementation SettingsController
7578
7579 - (void) dealloc {
7580     [name_ release];
7581     if (package_ != nil)
7582         [package_ release];
7583     [table_ release];
7584     [subscribedSwitch_ release];
7585     [ignoredSwitch_ release];
7586     [subscribedCell_ release];
7587     [ignoredCell_ release];
7588
7589     [super dealloc];
7590 }
7591
7592 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7593     if (package_ == nil)
7594         return 0;
7595
7596     return 1;
7597 }
7598
7599 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7600     if (package_ == nil)
7601         return 0;
7602
7603     return 2;
7604 }
7605
7606 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7607     return UCLocalize("SHOW_ALL_CHANGES_EX");
7608 }
7609
7610 - (void) onSubscribed:(id)control {
7611     bool value([control isOn]);
7612     if (package_ == nil)
7613         return;
7614     if ([package_ setSubscribed:value])
7615         [delegate_ updateData];
7616 }
7617
7618 - (void) onIgnored:(id)control {
7619     // TODO: set Held state - possibly call out to dpkg, etc.
7620 }
7621
7622 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7623     if (package_ == nil)
7624         return nil;
7625
7626     switch ([indexPath row]) {
7627         case 0: return subscribedCell_;
7628         case 1: return ignoredCell_;
7629
7630         _nodefault
7631     }
7632
7633     return nil;
7634 }
7635
7636 - (NSString *) title { return UCLocalize("SETTINGS"); }
7637
7638 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7639     if ((self = [super init])) {
7640         database_ = database;
7641         name_ = [package retain];
7642
7643         [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7644
7645         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7646         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7647         [[self view] addSubview:table_];
7648
7649         subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7650         [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7651         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7652
7653         ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7654         [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7655         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7656
7657         subscribedCell_ = [[UITableViewCell alloc] init];
7658         [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7659         [subscribedCell_ setAccessoryView:subscribedSwitch_];
7660         [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7661
7662         ignoredCell_ = [[UITableViewCell alloc] init];
7663         [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7664         [ignoredCell_ setAccessoryView:ignoredSwitch_];
7665         [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7666
7667         [table_ setDataSource:self];
7668         [table_ setDelegate:self];
7669         [self reloadData];
7670     } return self;
7671 }
7672
7673 - (void) reloadData {
7674     if (package_ != nil)
7675         [package_ autorelease];
7676     package_ = [database_ packageWithName:name_];
7677     if (package_ != nil) {
7678         [package_ retain];
7679         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7680         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7681     }
7682
7683     [table_ reloadData];
7684 }
7685
7686 @end
7687 /* }}} */
7688 /* Signature Controller {{{ */
7689 @interface SignatureController : CYBrowserController {
7690     _transient Database *database_;
7691     NSString *package_;
7692 }
7693
7694 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7695
7696 @end
7697
7698 @implementation SignatureController
7699
7700 - (void) dealloc {
7701     [package_ release];
7702     [super dealloc];
7703 }
7704
7705 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7706     // XXX: dude!
7707     [super webView:view didClearWindowObject:window forFrame:frame];
7708 }
7709
7710 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7711     if ((self = [super init]) != nil) {
7712         database_ = database;
7713         package_ = [package retain];
7714         [self reloadData];
7715     } return self;
7716 }
7717
7718 - (void) reloadData {
7719     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7720 }
7721
7722 @end
7723 /* }}} */
7724
7725 /* Role Controller {{{ */
7726 @interface RoleController : CYViewController <
7727     UITableViewDataSource,
7728     UITableViewDelegate
7729 > {
7730     _transient Database *database_;
7731     // XXX: ok, "roledelegate_"?...
7732     _transient id roledelegate_;
7733     UITableView *table_;
7734     UISegmentedControl *segment_;
7735     UIView *container_;
7736 }
7737
7738 - (void) showDoneButton;
7739 - (void) resizeSegmentedControl;
7740
7741 @end
7742
7743 @implementation RoleController
7744 - (void) dealloc {
7745     [table_ release];
7746     [segment_ release];
7747     [container_ release];
7748
7749     [super dealloc];
7750 }
7751
7752 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
7753     if ((self = [super init])) {
7754         database_ = database;
7755         roledelegate_ = delegate;
7756
7757         [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
7758
7759         NSArray *items = [NSArray arrayWithObjects:
7760             UCLocalize("USER"),
7761             UCLocalize("HACKER"),
7762             UCLocalize("DEVELOPER"),
7763         nil];
7764         segment_ = [[UISegmentedControl alloc] initWithItems:items];
7765         container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
7766         [container_ addSubview:segment_];
7767
7768         int index = -1;
7769         if ([Role_ isEqualToString:@"User"]) index = 0;
7770         if ([Role_ isEqualToString:@"Hacker"]) index = 1;
7771         if ([Role_ isEqualToString:@"Developer"]) index = 2;
7772         if (index != -1) {
7773             [segment_ setSelectedSegmentIndex:index];
7774             [self showDoneButton];
7775         }
7776
7777         [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
7778         [self resizeSegmentedControl];
7779
7780         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7781         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7782         [table_ setDelegate:self];
7783         [table_ setDataSource:self];
7784         [[self view] addSubview:table_];
7785         [table_ reloadData];
7786     } return self;
7787 }
7788
7789 - (void) resizeSegmentedControl {
7790     CGFloat width = [[self view] frame].size.width;
7791     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
7792 }
7793
7794 - (void) viewWillAppear:(BOOL)animated {
7795     [super viewWillAppear:animated];
7796
7797     [self resizeSegmentedControl];
7798 }
7799
7800 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7801     [self resizeSegmentedControl];
7802 }
7803
7804 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7805     [self resizeSegmentedControl];
7806 }
7807
7808 - (void) save {
7809     NSString *role(nil);
7810
7811     switch ([segment_ selectedSegmentIndex]) {
7812         case 0: role = @"User"; break;
7813         case 1: role = @"Hacker"; break;
7814         case 2: role = @"Developer"; break;
7815
7816         _nodefault
7817     }
7818
7819     if (![role isEqualToString:Role_]) {
7820         bool rolling(Role_ == nil);
7821         Role_ = role;
7822
7823         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
7824             Role_, @"Role",
7825         nil];
7826
7827         [Metadata_ setObject:Settings_ forKey:@"Settings"];
7828         Changed_ = true;
7829
7830         if (rolling)
7831             [roledelegate_ loadData];
7832         else
7833             [roledelegate_ updateData];
7834     }
7835 }
7836
7837 - (void) segmentChanged:(UISegmentedControl *)control {
7838     [self showDoneButton];
7839 }
7840
7841 - (void) saveAndClose {
7842     [self save];
7843
7844     [[self navigationItem] setRightBarButtonItem:nil];
7845     [[self navigationController] dismissModalViewControllerAnimated:YES];
7846 }
7847
7848 - (void) doneButtonClicked {
7849     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
7850     [spinner startAnimating];
7851     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
7852     [[self navigationItem] setRightBarButtonItem:spinItem];
7853
7854     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
7855 }
7856
7857 - (void) showDoneButton {
7858     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7859         initWithTitle:UCLocalize("DONE")
7860         style:UIBarButtonItemStyleDone
7861         target:self
7862         action:@selector(doneButtonClicked)
7863     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
7864 }
7865
7866 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7867     // XXX: For not having a single cell in the table, this sure is a lot of sections.
7868     return 6;
7869 }
7870
7871 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7872     return 0; // :(
7873 }
7874
7875 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7876     return nil; // This method is required by the protocol.
7877 }
7878
7879 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7880     if (section == 1)
7881         return UCLocalize("ROLE_EX");
7882     if (section == 4)
7883         return [NSString stringWithFormat:
7884             @"%@: %@\n%@: %@\n%@: %@",
7885             UCLocalize("USER"), UCLocalize("USER_EX"),
7886             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
7887             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
7888         ];
7889     else return nil;
7890 }
7891
7892 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
7893     return section == 3 ? 44.0f : 0;
7894 }
7895
7896 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
7897     return section == 3 ? container_ : nil;
7898 }
7899
7900 @end
7901 /* }}} */
7902 /* Stash Controller {{{ */
7903 @interface CYStashController : CYViewController {
7904     // XXX: just delete these things
7905     _transient UIActivityIndicatorView *spinner_;
7906     _transient UILabel *status_;
7907     _transient UILabel *caption_;
7908 }
7909 @end
7910
7911 @implementation CYStashController
7912 - (id) init {
7913     if ((self = [super init])) {
7914         [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
7915
7916         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
7917         CGRect spinrect = [spinner_ frame];
7918         spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
7919         spinrect.origin.y = [[self view] frame].size.height - 80.0f;
7920         [spinner_ setFrame:spinrect];
7921         [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
7922         [[self view] addSubview:spinner_];
7923         [spinner_ startAnimating];
7924
7925         CGRect captrect;
7926         captrect.size.width = [[self view] frame].size.width;
7927         captrect.size.height = 40.0f;
7928         captrect.origin.x = 0;
7929         captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
7930         caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
7931         [caption_ setText:@"Initializing Filesystem"];
7932         [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7933         [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
7934         [caption_ setTextColor:[UIColor whiteColor]];
7935         [caption_ setBackgroundColor:[UIColor clearColor]];
7936         [caption_ setShadowColor:[UIColor blackColor]];
7937         [caption_ setTextAlignment:UITextAlignmentCenter];
7938         [[self view] addSubview:caption_];
7939
7940         CGRect statusrect;
7941         statusrect.size.width = [[self view] frame].size.width;
7942         statusrect.size.height = 30.0f;
7943         statusrect.origin.x = 0;
7944         statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
7945         status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
7946         [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7947         [status_ setText:@"(Cydia will exit when complete.)"];
7948         [status_ setFont:[UIFont systemFontOfSize:16.0f]];
7949         [status_ setTextColor:[UIColor whiteColor]];
7950         [status_ setBackgroundColor:[UIColor clearColor]];
7951         [status_ setShadowColor:[UIColor blackColor]];
7952         [status_ setTextAlignment:UITextAlignmentCenter];
7953         [[self view] addSubview:status_];
7954     } return self;
7955 }
7956
7957 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
7958     return IsWildcat_ || orientation == UIInterfaceOrientationPortrait;
7959 }
7960 @end
7961 /* }}} */
7962
7963 typedef enum {
7964     kCydiaTag = 0,
7965     kSectionsTag = 1,
7966     kChangesTag = 2,
7967     kManageTag = 3,
7968     kInstalledTag = 4,
7969     kSourcesTag = 5,
7970     kSearchTag = 6
7971 } CYTabTag;
7972
7973 @interface Cydia : UIApplication <
7974     ConfirmationControllerDelegate,
7975     ProgressControllerDelegate,
7976     CydiaDelegate,
7977     UINavigationControllerDelegate,
7978     UITabBarControllerDelegate
7979 > {
7980     // XXX: evaluate all fields for _transient
7981
7982     UIWindow *window_;
7983     CYTabBarController *tabbar_;
7984
7985     NSMutableArray *essential_;
7986     NSMutableArray *broken_;
7987
7988     Database *database_;
7989
7990     int tag_;
7991     unsigned locked_;
7992     NSURL *starturl_;
7993
7994     SectionsController *sections_;
7995     ChangesController *changes_;
7996     ManageController *manage_;
7997     SearchController *search_;
7998     SourceTable *sources_;
7999     InstalledController *installed_;
8000     id queueDelegate_;
8001
8002     CYStashController *stash_;
8003
8004     bool loaded_;
8005 }
8006
8007 - (CYViewController *) _pageForURL:(NSURL *)url withClass:(Class)_class;
8008 - (void) setPage:(CYViewController *)page;
8009 - (void) loadData;
8010
8011 // XXX: I hate prototypes
8012 - (id) queueBadgeController;
8013
8014 @end
8015
8016 static _finline void _setHomePage(Cydia *self) {
8017     [self setPage:[self _pageForURL:[NSURL URLWithString:CydiaURL(@"")] withClass:[HomeController class]]];
8018 }
8019
8020 @implementation Cydia
8021
8022 - (void) beginUpdate {
8023     [tabbar_ beginUpdate];
8024 }
8025
8026 - (BOOL) updating {
8027     return [tabbar_ updating];
8028 }
8029
8030 - (UIView *) rotatingContentViewForWindow:(UIWindow *)window {
8031     return window_;
8032 }
8033
8034 - (void) _loaded {
8035     if ([broken_ count] != 0) {
8036         int count = [broken_ count];
8037
8038         UIAlertView *alert = [[[UIAlertView alloc]
8039             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8040             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8041             delegate:self
8042             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8043             otherButtonTitles:UCLocalize("TEMPORARY_IGNORE"), nil
8044         ] autorelease];
8045
8046         [alert setContext:@"fixhalf"];
8047         [alert show];
8048     } else if (!Ignored_ && [essential_ count] != 0) {
8049         int count = [essential_ count];
8050
8051         UIAlertView *alert = [[[UIAlertView alloc]
8052             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8053             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8054             delegate:self
8055             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8056             otherButtonTitles:UCLocalize("UPGRADE_ESSENTIAL"), UCLocalize("COMPLETE_UPGRADE"), nil
8057         ] autorelease];
8058
8059         [alert setContext:@"upgrade"];
8060         [alert show];
8061     }
8062 }
8063
8064 - (void) _saveConfig {
8065     _trace();
8066     MetaFile_.Sync();
8067     _trace();
8068
8069     if (Changed_) {
8070         NSString *error(nil);
8071
8072         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8073             _trace();
8074             NSError *error(nil);
8075             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8076                 NSLog(@"failure to save metadata data: %@", error);
8077             _trace();
8078
8079             Changed_ = false;
8080         } else {
8081             NSLog(@"failure to serialize metadata: %@", error);
8082         }
8083     }
8084 }
8085
8086 - (void) _updateData {
8087     [self _saveConfig];
8088
8089     /* XXX: this is just stupid */
8090     if (tag_ != 1 && sections_ != nil)
8091         [sections_ reloadData];
8092     if (tag_ != 2 && changes_ != nil)
8093         [changes_ reloadData];
8094     if (tag_ != 4 && search_ != nil)
8095         [search_ reloadData];
8096
8097     [(CYNavigationController *)[tabbar_ selectedViewController] reloadData];
8098
8099     [queueDelegate_ queueStatusDidChange];
8100     [[[self queueBadgeController] tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8101 }
8102
8103 - (int)indexOfTabWithTag:(int)tag {
8104     int i = 0;
8105     for (UINavigationController *controller in [tabbar_ viewControllers]) {
8106         if ([[controller tabBarItem] tag] == tag)
8107             return i;
8108         i += 1;
8109     }
8110
8111     return -1;
8112 }
8113
8114 - (void) _refreshIfPossible {
8115     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8116
8117     bool recently = false;
8118     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8119     if (update != nil) {
8120         NSTimeInterval interval([update timeIntervalSinceNow]);
8121         if (interval <= 0 && interval > -(15*60))
8122             recently = true;
8123     }
8124
8125     // Don't automatic refresh if:
8126     //  - We already refreshed recently.
8127     //  - We already auto-refreshed this launch.
8128     //  - Auto-refresh is disabled.
8129     if (recently || loaded_ || ManualRefresh) {
8130         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8131
8132         // If we are cancelling due to ManualRefresh or a recent refresh
8133         // we need to make sure it knows it's already loaded.
8134         loaded_ = true;
8135         return;
8136     } else {
8137         // We are going to load, so remember that.
8138         loaded_ = true;
8139     }
8140
8141     SCNetworkReachabilityFlags flags; {
8142         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8143         SCNetworkReachabilityGetFlags(reachability, &flags);
8144         CFRelease(reachability);
8145     }
8146
8147     // XXX: this elaborate mess is what Apple is using to determine this? :(
8148     // XXX: do we care if the user has to intervene? maybe that's ok?
8149     bool reachable(
8150         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8151             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8152                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8153                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8154             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8155             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8156         )
8157     );
8158
8159     // If we can reach the server, auto-refresh!
8160     if (reachable)
8161         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8162
8163     [pool release];
8164 }
8165
8166 - (void) refreshIfPossible {
8167     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8168 }
8169
8170 - (void) _reloadData {
8171     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8172     [hud setText:UCLocalize("RELOADING_DATA")];
8173
8174     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
8175
8176     if (hud != nil)
8177         [self removeProgressHUD:hud];
8178
8179     size_t changes(0);
8180
8181     [essential_ removeAllObjects];
8182     [broken_ removeAllObjects];
8183
8184     NSArray *packages([database_ packages]);
8185     for (Package *package in packages) {
8186         if ([package half])
8187             [broken_ addObject:package];
8188         if ([package upgradableAndEssential:NO]) {
8189             if ([package essential])
8190                 [essential_ addObject:package];
8191             ++changes;
8192         }
8193     }
8194
8195     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:[self indexOfTabWithTag:kChangesTag]] tabBarItem];
8196     if (changes != 0) {
8197         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8198         [changesItem setBadgeValue:badge];
8199         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8200
8201         if ([self respondsToSelector:@selector(setApplicationBadge:)])
8202             [self setApplicationBadge:badge];
8203         else
8204             [self setApplicationBadgeString:badge];
8205     } else {
8206         [changesItem setBadgeValue:nil];
8207         [changesItem setAnimatedBadge:NO];
8208
8209         if ([self respondsToSelector:@selector(removeApplicationBadge)])
8210             [self removeApplicationBadge];
8211         else // XXX: maybe use setApplicationBadgeString also?
8212             [self setApplicationIconBadgeNumber:0];
8213     }
8214
8215     [self _updateData];
8216
8217     [self refreshIfPossible];
8218 }
8219
8220 - (void) updateData {
8221     [self _updateData];
8222 }
8223
8224 - (void) update_ {
8225     [database_ update];
8226 }
8227
8228 - (void) syncData {
8229     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8230     _assert(file != NULL);
8231
8232     for (NSString *key in [Sources_ allKeys]) {
8233         NSDictionary *source([Sources_ objectForKey:key]);
8234
8235         fprintf(file, "%s %s %s\n",
8236             [[source objectForKey:@"Type"] UTF8String],
8237             [[source objectForKey:@"URI"] UTF8String],
8238             [[source objectForKey:@"Distribution"] UTF8String]
8239         );
8240     }
8241
8242     fclose(file);
8243
8244     [self _saveConfig];
8245
8246     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8247     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8248     if (IsWildcat_)
8249         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8250     [tabbar_ presentModalViewController:navigation animated:YES];
8251
8252     [progress
8253         detachNewThreadSelector:@selector(update_)
8254         toTarget:self
8255         withObject:nil
8256         title:UCLocalize("UPDATING_SOURCES")
8257     ];
8258 }
8259
8260 - (void) reloadData {
8261     @synchronized (self) {
8262         [self _reloadData];
8263     }
8264 }
8265
8266 - (void) resolve {
8267     pkgProblemResolver *resolver = [database_ resolver];
8268
8269     resolver->InstallProtect();
8270     if (!resolver->Resolve(true))
8271         _error->Discard();
8272 }
8273
8274 - (CGRect) popUpBounds {
8275     return [[tabbar_ view] bounds];
8276 }
8277
8278 - (bool) perform {
8279     if (![database_ prepare])
8280         return false;
8281
8282     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8283     [page setDelegate:self];
8284     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8285     [confirm_ setDelegate:self];
8286
8287     if (IsWildcat_)
8288         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8289     [tabbar_ presentModalViewController:confirm_ animated:YES];
8290
8291     return true;
8292 }
8293
8294 - (void) queue {
8295     @synchronized (self) {
8296         [self perform];
8297     }
8298 }
8299
8300 - (void) clearPackage:(Package *)package {
8301     @synchronized (self) {
8302         [package clear];
8303         [self resolve];
8304         [self perform];
8305     }
8306 }
8307
8308 - (void) installPackages:(NSArray *)packages {
8309     @synchronized (self) {
8310         for (Package *package in packages)
8311             [package install];
8312         [self resolve];
8313         [self perform];
8314     }
8315 }
8316
8317 - (void) installPackage:(Package *)package {
8318     @synchronized (self) {
8319         [package install];
8320         [self resolve];
8321         [self perform];
8322     }
8323 }
8324
8325 - (void) removePackage:(Package *)package {
8326     @synchronized (self) {
8327         [package remove];
8328         [self resolve];
8329         [self perform];
8330     }
8331 }
8332
8333 - (void) distUpgrade {
8334     @synchronized (self) {
8335         if (![database_ upgrade])
8336             return;
8337         [self perform];
8338     }
8339 }
8340
8341 - (void) complete {
8342     @synchronized (self) {
8343         [self _reloadData];
8344     }
8345 }
8346
8347 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
8348     Queuing_ = false;
8349
8350     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8351
8352     if (navigation != nil) {
8353         [navigation pushViewController:progress animated:YES];
8354     } else {
8355         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8356         if (IsWildcat_)
8357             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8358         [tabbar_ presentModalViewController:navigation animated:YES];
8359     }
8360
8361     [progress
8362         detachNewThreadSelector:@selector(perform)
8363         toTarget:database_
8364         withObject:nil
8365         title:UCLocalize("RUNNING")
8366     ];
8367
8368     ++locked_;
8369 }
8370
8371 - (void) progressControllerIsComplete:(ProgressController *)progress {
8372     --locked_;
8373     [self complete];
8374 }
8375
8376 - (void) setPage:(CYViewController *)page {
8377     [page setDelegate:self];
8378
8379     CYNavigationController *navController = (CYNavigationController *) [tabbar_ selectedViewController];
8380     [navController setViewControllers:[NSArray arrayWithObject:page]];
8381     for (CYNavigationController *page in [tabbar_ viewControllers])
8382         if (page != navController)
8383             [page setViewControllers:nil];
8384 }
8385
8386 - (CYViewController *) _pageForURL:(NSURL *)url withClass:(Class)_class {
8387     CYBrowserController *browser = [[[_class alloc] init] autorelease];
8388     [browser loadURL:url];
8389     return browser;
8390 }
8391
8392 - (SectionsController *) sectionsController {
8393     if (sections_ == nil)
8394         sections_ = [[SectionsController alloc] initWithDatabase:database_];
8395     return sections_;
8396 }
8397
8398 - (ChangesController *) changesController {
8399     if (changes_ == nil)
8400         changes_ = [[ChangesController alloc] initWithDatabase:database_ delegate:self];
8401     return changes_;
8402 }
8403
8404 - (ManageController *) manageController {
8405     if (manage_ == nil) {
8406         manage_ = (ManageController *) [[self
8407             _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
8408             withClass:[ManageController class]
8409         ] retain];
8410         if (!IsWildcat_)
8411             queueDelegate_ = manage_;
8412     }
8413     return manage_;
8414 }
8415
8416 - (SearchController *) searchController {
8417     if (search_ == nil)
8418         search_ = [[SearchController alloc] initWithDatabase:database_];
8419     return search_;
8420 }
8421
8422 - (SourceTable *) sourcesController {
8423     if (sources_ == nil)
8424         sources_ = [[SourceTable alloc] initWithDatabase:database_];
8425     return sources_;
8426 }
8427
8428 - (InstalledController *) installedController {
8429     if (installed_ == nil) {
8430         installed_ = [[InstalledController alloc] initWithDatabase:database_];
8431         if (IsWildcat_)
8432             queueDelegate_ = installed_;
8433     }
8434     return installed_;
8435 }
8436
8437 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
8438     int tag = [[viewController tabBarItem] tag];
8439     if (tag == tag_) {
8440         [(CYNavigationController *)[tabbar_ selectedViewController] popToRootViewControllerAnimated:YES];
8441         return;
8442     } else if (tag_ == 1) {
8443         [[self sectionsController] resetView];
8444     }
8445
8446     switch (tag) {
8447         case kCydiaTag: _setHomePage(self); break;
8448
8449         case kSectionsTag: [self setPage:[self sectionsController]]; break;
8450         case kChangesTag: [self setPage:[self changesController]]; break;
8451         case kManageTag: [self setPage:[self manageController]]; break;
8452         case kInstalledTag: [self setPage:[self installedController]]; break;
8453         case kSourcesTag: [self setPage:[self sourcesController]]; break;
8454         case kSearchTag: [self setPage:[self searchController]]; break;
8455
8456         _nodefault
8457     }
8458
8459     tag_ = tag;
8460 }
8461
8462 - (void) showSettings {
8463     RoleController *role = [[[RoleController alloc] initWithDatabase:database_ delegate:self] autorelease];
8464     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
8465     if (IsWildcat_)
8466         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
8467     [tabbar_ presentModalViewController:nav animated:YES];
8468 }
8469
8470 - (void) setPackageController:(PackageController *)view {
8471     WebThreadLock();
8472     [view setPackage:nil];
8473     WebThreadUnlock();
8474 }
8475
8476 - (PackageController *) _packageController {
8477     return [[[PackageController alloc] initWithDatabase:database_] autorelease];
8478 }
8479
8480 - (PackageController *) packageController {
8481     return [self _packageController];
8482 }
8483
8484 // Returns the navigation controller for the queuing badge.
8485 - (id) queueBadgeController {
8486     int index = [self indexOfTabWithTag:kManageTag];
8487     if (index == -1)
8488         index = [self indexOfTabWithTag:kInstalledTag];
8489
8490     return [[tabbar_ viewControllers] objectAtIndex:index];
8491 }
8492
8493 - (void) cancelAndClear:(bool)clear {
8494     @synchronized (self) {
8495         if (clear) {
8496             [database_ clear];
8497             Queuing_ = false;
8498         } else {
8499             Queuing_ = true;
8500         }
8501
8502         [self _updateData];
8503     }
8504 }
8505
8506 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8507     NSString *context([alert context]);
8508
8509     if ([context isEqualToString:@"fixhalf"]) {
8510         if (button == [alert firstOtherButtonIndex]) {
8511             @synchronized (self) {
8512                 for (Package *broken in broken_) {
8513                     [broken remove];
8514
8515                     NSString *id = [broken id];
8516                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8517                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8518                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8519                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8520                 }
8521
8522                 [self resolve];
8523                 [self perform];
8524             }
8525         } else if (button == [alert cancelButtonIndex]) {
8526             [broken_ removeAllObjects];
8527             [self _loaded];
8528         }
8529
8530         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8531     } else if ([context isEqualToString:@"upgrade"]) {
8532         if (button == [alert firstOtherButtonIndex]) {
8533             @synchronized (self) {
8534                 for (Package *essential in essential_)
8535                     [essential install];
8536
8537                 [self resolve];
8538                 [self perform];
8539             }
8540         } else if (button == [alert firstOtherButtonIndex] + 1) {
8541             [self distUpgrade];
8542         } else if (button == [alert cancelButtonIndex]) {
8543             Ignored_ = YES;
8544         }
8545
8546         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8547     }
8548 }
8549
8550 - (void) system:(NSString *)command { _pooled
8551     system([command UTF8String]);
8552 }
8553
8554 - (void) applicationWillSuspend {
8555     [database_ clean];
8556     [super applicationWillSuspend];
8557 }
8558
8559 - (BOOL) isSafeToSuspend {
8560     // Use external process status API internally.
8561     // This is probably a really bad idea.
8562     // XXX: what is the point of this? does this solve anything at all?
8563     uint64_t status = 0;
8564     int notify_token;
8565     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
8566         notify_get_state(notify_token, &status);
8567         notify_cancel(notify_token);
8568     }
8569
8570     return locked_ == 0 && status == 0;
8571 }
8572
8573 - (void) applicationSuspend:(__GSEvent *)event {
8574     if ([self isSafeToSuspend])
8575         [super applicationSuspend:event];
8576 }
8577
8578 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8579     if ([self isSafeToSuspend])
8580         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8581 }
8582
8583 - (void) _setSuspended:(BOOL)value {
8584     if ([self isSafeToSuspend])
8585         [super _setSuspended:value];
8586 }
8587
8588 - (UIProgressHUD *) addProgressHUD {
8589     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8590     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8591
8592     [window_ setUserInteractionEnabled:NO];
8593     [hud show:YES];
8594
8595     UIViewController *target = tabbar_;
8596     while ([target modalViewController] != nil) target = [target modalViewController];
8597     [[target view] addSubview:hud];
8598
8599     ++locked_;
8600     return hud;
8601 }
8602
8603 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8604     [hud show:NO];
8605     [hud removeFromSuperview];
8606     [window_ setUserInteractionEnabled:YES];
8607     --locked_;
8608 }
8609
8610 - (CYViewController *) pageForPackage:(NSString *)name {
8611     if (Package *package = [database_ packageWithName:name]) {
8612         PackageController *view([self packageController]);
8613         [view setPackage:package];
8614         return view;
8615     } else {
8616         NSURL *url([NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"unknown" ofType:@"html"]]);
8617         url = [NSURL URLWithString:[[url absoluteString] stringByAppendingString:[NSString stringWithFormat:@"?%@", name]]];
8618         return [self _pageForURL:url withClass:[CYBrowserController class]];
8619     }
8620 }
8621
8622 - (CYViewController *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8623     if (tag != NULL)
8624         *tag = -1;
8625
8626     NSString *href([url absoluteString]);
8627     if ([href hasPrefix:@"apptapp://package/"])
8628         return [self pageForPackage:[href substringFromIndex:18]];
8629
8630     NSString *scheme([[url scheme] lowercaseString]);
8631     if (![scheme isEqualToString:@"cydia"])
8632         return nil;
8633     NSString *path([url absoluteString]);
8634     if ([path length] < 8)
8635         return nil;
8636     path = [path substringFromIndex:8];
8637     if (![path hasPrefix:@"/"])
8638         path = [@"/" stringByAppendingString:path];
8639
8640     if ([path isEqualToString:@"/add-source"])
8641         return [[[AddSourceController alloc] initWithDatabase:database_] autorelease];
8642     else if ([path isEqualToString:@"/storage"])
8643         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CYBrowserController class]];
8644     else if ([path isEqualToString:@"/sources"])
8645         return [[[SourceTable alloc] initWithDatabase:database_] autorelease];
8646     else if ([path isEqualToString:@"/packages"])
8647         return [[[InstalledController alloc] initWithDatabase:database_] autorelease];
8648     else if ([path hasPrefix:@"/url/"])
8649         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CYBrowserController class]];
8650     else if ([path hasPrefix:@"/launch/"])
8651         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8652     else if ([path hasPrefix:@"/package-settings/"])
8653         return [[[SettingsController alloc] initWithDatabase:database_ package:[path substringFromIndex:18]] autorelease];
8654     else if ([path hasPrefix:@"/package-signature/"])
8655         return [[[SignatureController alloc] initWithDatabase:database_ package:[path substringFromIndex:19]] autorelease];
8656     else if ([path hasPrefix:@"/package/"])
8657         return [self pageForPackage:[path substringFromIndex:9]];
8658     else if ([path hasPrefix:@"/files/"]) {
8659         NSString *name = [path substringFromIndex:7];
8660
8661         if (Package *package = [database_ packageWithName:name]) {
8662             FileTable *files = [[[FileTable alloc] initWithDatabase:database_] autorelease];
8663             [files setPackage:package];
8664             return files;
8665         }
8666     }
8667
8668     return nil;
8669 }
8670
8671 - (BOOL) openCydiaURL:(NSURL *)url {
8672     CYViewController *page = nil;
8673     int tag = 0;
8674
8675     NSLog(@"open url: %@", url);
8676
8677     if ((page = [self pageForURL:url hasTag:&tag])) {
8678         [self setPage:page];
8679         tag_ = tag;
8680         [tabbar_ setSelectedViewController:(tag_ == -1 ? nil : [[tabbar_ viewControllers] objectAtIndex:tag_])];
8681     }
8682
8683     return !!page;
8684 }
8685
8686 - (void) applicationOpenURL:(NSURL *)url {
8687     [super applicationOpenURL:url];
8688     NSLog(@"first: %@", url);
8689     if (!loaded_) starturl_ = [url retain];
8690     else [self openCydiaURL:url];
8691 }
8692
8693 - (void) applicationWillResignActive:(UIApplication *)application {
8694     // Stop refreshing if you get a phone call or lock the device.
8695     if ([tabbar_ updating])
8696         [tabbar_ cancelUpdate];
8697
8698     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
8699         [super applicationWillResignActive:application];
8700 }
8701
8702 - (void) addStashController {
8703     ++locked_;
8704     stash_ = [[CYStashController alloc] init];
8705     [window_ addSubview:[stash_ view]];
8706 }
8707
8708 - (void) removeStashController {
8709     [[stash_ view] removeFromSuperview];
8710     [stash_ release];
8711     --locked_;
8712 }
8713
8714 - (void) stash {
8715     [self setIdleTimerDisabled:YES];
8716
8717     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
8718     [self setStatusBarShowsProgress:YES];
8719     UpdateExternalStatus(1);
8720
8721     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
8722
8723     UpdateExternalStatus(0);
8724     [self setStatusBarShowsProgress:NO];
8725
8726     [self removeStashController];
8727
8728     if (ExecFork() == 0) {
8729         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
8730         perror("launchctl stop");
8731     }
8732 }
8733
8734 - (void) setupTabBarController {
8735     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
8736     [tabbar_ setDelegate:self];
8737
8738     NSMutableArray *items([NSMutableArray arrayWithObjects:
8739         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:kCydiaTag] autorelease],
8740         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:kSectionsTag] autorelease],
8741         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:kChangesTag] autorelease],
8742         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:kSearchTag] autorelease],
8743     nil]);
8744
8745     if (IsWildcat_) {
8746         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:kSourcesTag] autorelease] atIndex:3];
8747         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:kInstalledTag] autorelease] atIndex:3];
8748     } else {
8749         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:kManageTag] autorelease] atIndex:3];
8750     }
8751
8752     NSMutableArray *controllers([NSMutableArray array]);
8753
8754     for (UITabBarItem *item in items) {
8755         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
8756         [controller setTabBarItem:item];
8757         [controllers addObject:controller];
8758     }
8759
8760     [tabbar_ setViewControllers:controllers];
8761 }
8762
8763 - (void) applicationDidFinishLaunching:(id)unused {
8764 _trace();
8765     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
8766         initWithMemoryCapacity:524288
8767         diskCapacity:10485760
8768         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
8769     ] autorelease]];
8770
8771     [CYBrowserController _initialize];
8772
8773     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8774
8775     Font12_ = [[UIFont systemFontOfSize:12] retain];
8776     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8777     Font14_ = [[UIFont systemFontOfSize:14] retain];
8778     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8779     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8780
8781     tag_ = 0;
8782
8783     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8784     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8785
8786     UIScreen *screen([UIScreen mainScreen]);
8787
8788     window_ = [[UIWindow alloc] initWithFrame:[screen bounds]];
8789     [window_ orderFront:self];
8790     [window_ makeKey:self];
8791     [window_ setHidden:NO];
8792
8793     if (
8794         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8795         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8796         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
8797         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
8798         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8799         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8800         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8801         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
8802         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
8803         false
8804     ) {
8805         [self addStashController];
8806         // XXX: this would be much cleaner as a yieldToSelector:
8807         // that way the removeStashController could happen right here inline
8808         // we also could no longer require the useless stash_ field anymore
8809         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
8810         return;
8811     }
8812
8813     database_ = [Database sharedInstance];
8814
8815     [self setupTabBarController];
8816     [tabbar_ setUpdateDelegate:self];
8817     [window_ addSubview:[tabbar_ view]];
8818
8819     // Show pinstripes while loading data.
8820     [[tabbar_ view] setBackgroundColor:[UIColor pinStripeColor]];
8821
8822     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
8823 _trace();
8824 }
8825
8826 - (void) loadData {
8827 _trace();
8828     if (Role_ == nil) {
8829         [self showSettings];
8830         return;
8831     }
8832
8833     [window_ setUserInteractionEnabled:NO];
8834
8835     UIView *container = [[[UIView alloc] init] autorelease];
8836     [container setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
8837
8838     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
8839     [spinner startAnimating];
8840     [container addSubview:spinner];
8841
8842     UILabel *label = [[[UILabel alloc] init] autorelease];
8843     [label setFont:[UIFont boldSystemFontOfSize:15.0f]];
8844     [label setBackgroundColor:[UIColor clearColor]];
8845     [label setTextColor:[UIColor blackColor]];
8846     [label setShadowColor:[UIColor whiteColor]];
8847     [label setShadowOffset:CGSizeMake(0, 1)];
8848     [label setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
8849     [container addSubview:label];
8850
8851     CGSize viewsize = [[tabbar_ view] frame].size;
8852     CGSize spinnersize = [spinner bounds].size;
8853     CGSize textsize = [[label text] sizeWithFont:[label font]];
8854     float bothwidth = spinnersize.width + textsize.width + 5.0f;
8855
8856     CGRect containrect = {
8857         CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
8858         CGSizeMake(bothwidth, spinnersize.height)
8859     };
8860     CGRect textrect = {
8861         CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
8862         textsize
8863     };
8864     CGRect spinrect = {
8865         CGPointZero,
8866         spinnersize
8867     };
8868
8869     [container setFrame:containrect];
8870     [spinner setFrame:spinrect];
8871     [label setFrame:textrect];
8872     [[tabbar_ view] addSubview:container];
8873
8874     [self reloadData];
8875     PrintTimes();
8876
8877     // Show the initial page
8878     if (starturl_ == nil || ![self openCydiaURL:starturl_]) {
8879         [tabbar_ setSelectedIndex:0];
8880         _setHomePage(self);
8881     }
8882
8883     [starturl_ release];
8884     starturl_ = nil;
8885
8886     [window_ setUserInteractionEnabled:YES];
8887
8888     // XXX: does this actually slow anything down?
8889     [[tabbar_ view] setBackgroundColor:[UIColor clearColor]];
8890     [container removeFromSuperview];
8891 }
8892
8893 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
8894     if (item != nil && IsWildcat_) {
8895         [sheet showFromBarButtonItem:item animated:YES];
8896     } else {
8897         [sheet showInView:window_];
8898     }
8899 }
8900
8901 @end
8902
8903 /*IMP alloc_;
8904 id Alloc_(id self, SEL selector) {
8905     id object = alloc_(self, selector);
8906     lprintf("[%s]A-%p\n", self->isa->name, object);
8907     return object;
8908 }*/
8909
8910 /*IMP dealloc_;
8911 id Dealloc_(id self, SEL selector) {
8912     id object = dealloc_(self, selector);
8913     lprintf("[%s]D-%p\n", self->isa->name, object);
8914     return object;
8915 }*/
8916
8917 Class $WebDefaultUIKitDelegate;
8918
8919 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
8920     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
8921         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
8922     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
8923 }
8924
8925 static NSNumber *shouldPlayKeyboardSounds;
8926
8927 Class $UIHardware;
8928
8929 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
8930     switch (sound) {
8931         case 1104: // Keyboard Button Clicked
8932         case 1105: // Keyboard Delete Repeated
8933             if (shouldPlayKeyboardSounds == nil) {
8934                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
8935                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
8936             }
8937
8938             if (![shouldPlayKeyboardSounds boolValue])
8939                 break;
8940
8941         default:
8942             _UIHardware$_playSystemSound$(self, _cmd, sound);
8943     }
8944 }
8945
8946 int main(int argc, char *argv[]) { _pooled
8947     _trace();
8948
8949     if (Class $UIDevice = objc_getClass("UIDevice")) {
8950         UIDevice *device([$UIDevice currentDevice]);
8951         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
8952     } else
8953         IsWildcat_ = false;
8954
8955     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
8956
8957     /* Library Hacks {{{ */
8958     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
8959
8960     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
8961     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
8962     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
8963         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
8964         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
8965     }
8966
8967     $UIHardware = objc_getClass("UIHardware");
8968     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
8969     if (UIHardware$_playSystemSound$ != NULL) {
8970         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
8971         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
8972     }
8973     /* }}} */
8974     /* Set Locale {{{ */
8975     Locale_ = CFLocaleCopyCurrent();
8976     Languages_ = [NSLocale preferredLanguages];
8977     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
8978     //NSLog(@"%@", [Languages_ description]);
8979
8980     const char *lang;
8981     if (Languages_ == nil || [Languages_ count] == 0)
8982         // XXX: consider just setting to C and then falling through?
8983         lang = NULL;
8984     else {
8985         lang = [[Languages_ objectAtIndex:0] UTF8String];
8986         setenv("LANG", lang, true);
8987     }
8988
8989     //std::setlocale(LC_ALL, lang);
8990     NSLog(@"Setting Language: %s", lang);
8991     /* }}} */
8992
8993     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
8994
8995     /* Parse Arguments {{{ */
8996     bool substrate(false);
8997
8998     if (argc != 0) {
8999         char **args(argv);
9000         int arge(1);
9001
9002         for (int argi(1); argi != argc; ++argi)
9003             if (strcmp(argv[argi], "--") == 0) {
9004                 arge = argi;
9005                 argv[argi] = argv[0];
9006                 argv += argi;
9007                 argc -= argi;
9008                 break;
9009             }
9010
9011         for (int argi(1); argi != arge; ++argi)
9012             if (strcmp(args[argi], "--substrate") == 0)
9013                 substrate = true;
9014             else
9015                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9016     }
9017     /* }}} */
9018
9019     App_ = [[NSBundle mainBundle] bundlePath];
9020     Home_ = NSHomeDirectory();
9021     Advanced_ = YES;
9022
9023     setuid(0);
9024     setgid(0);
9025
9026     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9027     alloc_ = alloc->method_imp;
9028     alloc->method_imp = (IMP) &Alloc_;*/
9029
9030     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9031     dealloc_ = dealloc->method_imp;
9032     dealloc->method_imp = (IMP) &Dealloc_;*/
9033
9034     /* System Information {{{ */
9035     size_t size;
9036
9037     int maxproc;
9038     size = sizeof(maxproc);
9039     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9040         perror("sysctlbyname(\"kern.maxproc\", ?)");
9041     else if (maxproc < 64) {
9042         maxproc = 64;
9043         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9044             perror("sysctlbyname(\"kern.maxproc\", #)");
9045     }
9046
9047     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9048     char *osversion = new char[size];
9049     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9050         perror("sysctlbyname(\"kern.osversion\", ?)");
9051     else
9052         System_ = [NSString stringWithUTF8String:osversion];
9053
9054     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9055     char *machine = new char[size];
9056     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9057         perror("sysctlbyname(\"hw.machine\", ?)");
9058     else
9059         Machine_ = machine;
9060
9061     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9062         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9063             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9064                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9065                 CFRelease(serial);
9066             }
9067
9068             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9069                 NSData *data((NSData *) ecid);
9070                 size_t length([data length]);
9071                 uint8_t bytes[length];
9072                 [data getBytes:bytes];
9073                 char string[length * 2 + 1];
9074                 for (size_t i(0); i != length; ++i)
9075                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9076                 ChipID_ = [NSString stringWithUTF8String:string];
9077                 CFRelease(ecid);
9078             }
9079
9080             IOObjectRelease(service);
9081         }
9082     }
9083
9084     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9085
9086     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9087     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9088     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9089
9090     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9091     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9092     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9093
9094     if (mcc != NULL && mnc != NULL)
9095         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9096
9097     if (mnc != NULL)
9098         CFRelease(mnc);
9099     if (mcc != NULL)
9100         CFRelease(mcc);
9101
9102     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9103         Build_ = [system objectForKey:@"ProductBuildVersion"];
9104     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9105         Product_ = [info objectForKey:@"SafariProductVersion"];
9106         Safari_ = [info objectForKey:@"CFBundleVersion"];
9107     }
9108     /* }}} */
9109     /* Load Database {{{ */
9110     _trace();
9111     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9112     _trace();
9113     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9114
9115     if (Metadata_ == NULL)
9116         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9117     else {
9118         Settings_ = [Metadata_ objectForKey:@"Settings"];
9119
9120         Packages_ = [Metadata_ objectForKey:@"Packages"];
9121         Sections_ = [Metadata_ objectForKey:@"Sections"];
9122         Sources_ = [Metadata_ objectForKey:@"Sources"];
9123
9124         Token_ = [Metadata_ objectForKey:@"Token"];
9125     }
9126
9127     if (Settings_ != nil)
9128         Role_ = [Settings_ objectForKey:@"Role"];
9129
9130     if (Sections_ == nil) {
9131         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9132         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9133     }
9134
9135     if (Sources_ == nil) {
9136         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9137         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9138     }
9139     /* }}} */
9140
9141     _trace();
9142     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9143     _trace();
9144
9145     if (Packages_ != nil) {
9146         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, NULL);
9147         _trace();
9148         [Metadata_ removeObjectForKey:@"Packages"];
9149         Packages_ = nil;
9150         Changed_ = true;
9151     }
9152
9153     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9154
9155     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", F_OK) == 0)
9156         dlopen("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", RTLD_LAZY | RTLD_GLOBAL);
9157     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
9158         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
9159     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9160         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9161
9162     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9163
9164     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9165         unlink("/tmp/.cydia.fw");
9166         goto firmware;
9167     } else if (access("/User", F_OK) != 0 || version < 2) {
9168       firmware:
9169         _trace();
9170         system("/usr/libexec/cydia/firmware.sh");
9171         _trace();
9172     }
9173
9174     _assert([[NSFileManager defaultManager]
9175         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9176         withIntermediateDirectories:YES
9177         attributes:nil
9178         error:NULL
9179     ]);
9180
9181     if (access("/tmp/cydia.chk", F_OK) == 0) {
9182         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9183             _assert(errno == ENOENT);
9184         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9185             _assert(errno == ENOENT);
9186     }
9187
9188     /* APT Initialization {{{ */
9189     _assert(pkgInitConfig(*_config));
9190     _assert(pkgInitSystem(*_config, _system));
9191
9192     if (lang != NULL)
9193         _config->Set("APT::Acquire::Translation", lang);
9194
9195     // XXX: this timeout might be important :(
9196     //_config->Set("Acquire::http::Timeout", 15);
9197
9198     _config->Set("Acquire::http::MaxParallel", 3);
9199     /* }}} */
9200     /* Color Choices {{{ */
9201     space_ = CGColorSpaceCreateDeviceRGB();
9202
9203     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9204     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9205     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9206     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9207     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9208     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9209     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9210     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9211     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9212
9213     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9214     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9215     /* }}}*/
9216     /* UIKit Configuration {{{ */
9217     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9218     if ($GSFontSetUseLegacyFontMetrics != NULL)
9219         $GSFontSetUseLegacyFontMetrics(YES);
9220
9221     // XXX: I have a feeling this was important
9222     //UIKeyboardDisableAutomaticAppearance();
9223     /* }}} */
9224
9225     Colon_ = UCLocalize("COLON_DELIMITED");
9226     Elision_ = UCLocalize("ELISION");
9227     Error_ = UCLocalize("ERROR");
9228     Warning_ = UCLocalize("WARNING");
9229
9230     _trace();
9231     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9232
9233     CGColorSpaceRelease(space_);
9234     CFRelease(Locale_);
9235
9236     return value;
9237 }