MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120 #include <pcre.h>
 121
 122 #include <Cytore.hpp>
 123
 124 #include "UICaboodle/BrowserView.h"
 125 #include "SDURLCache/SDURLCache.h"
 126
 127 #include "substrate.h"
 128 /* }}} */
 129
 130 /* Profiler {{{ */
 131 struct timeval _ltv;
 132 bool _itv;
 133
 134 #define _timestamp ({ \
 135     struct timeval tv; \
 136     gettimeofday(&tv, NULL); \
 137     tv.tv_sec * 1000000 + tv.tv_usec; \
 138 })
 139
 140 typedef std::vector<class ProfileTime *> TimeList;
 141 TimeList times_;
 142
 143 class ProfileTime {
 144   private:
 145     const char *name_;
 146     uint64_t total_;
 147     uint64_t count_;
 148
 149   public:
 150     ProfileTime(const char *name) :
 151         name_(name),
 152         total_(0)
 153     {
 154         times_.push_back(this);
 155     }
 156
 157     void AddTime(uint64_t time) {
 158         total_ += time;
 159         ++count_;
 160     }
 161
 162     void Print() {
 163         if (total_ != 0)
 164             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 165         total_ = 0;
 166         count_ = 0;
 167     }
 168 };
 169
 170 class ProfileTimer {
 171   private:
 172     ProfileTime &time_;
 173     uint64_t start_;
 174
 175   public:
 176     ProfileTimer(ProfileTime &time) :
 177         time_(time),
 178         start_(_timestamp)
 179     {
 180     }
 181
 182     ~ProfileTimer() {
 183         time_.AddTime(_timestamp - start_);
 184     }
 185 };
 186
 187 void PrintTimes() {
 188     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 189         (*i)->Print();
 190     std::cerr << "========" << std::endl;
 191 }
 192
 193 #define _profile(name) { \
 194     static ProfileTime name(#name); \
 195     ProfileTimer _ ## name(name);
 196
 197 #define _end }
 198 /* }}} */
 199
 200 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 201
 202 #define CYPoolStart() \
 203     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 204     do
 205 #define CYPoolEnd() \
 206     while (false); \
 207     [_pool release];
 208
 209 // Hash Functions/Structures {{{
 210 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 211
 212 union SplitHash {
 213     uint32_t u32;
 214     uint16_t u16[2];
 215 };
 216 // }}}
 217
 218 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 219
 220 static _finline NSString *CydiaURL(NSString *path) {
 221     char page[25];
 222     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 223     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 224     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 225     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 226     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 227     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 228 }
 229
 230 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 231     int notify_token;
 232     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 233         notify_set_state(notify_token, newStatus);
 234         notify_cancel(notify_token);
 235     }
 236     notify_post("com.saurik.Cydia.status");
 237 }
 238
 239 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 240 @interface NSObject (Cydia)
 241 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 242 - (id) yieldToSelector:(SEL)selector;
 243 @end
 244
 245 @implementation NSObject (Cydia)
 246
 247 - (void) doNothing {
 248 }
 249
 250 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 251     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 252     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 253     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 254
 255     /* XXX: deal with exceptions */
 256     id value([self performSelector:selector withObject:object]);
 257
 258     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 259     [context removeAllObjects];
 260     if ([signature methodReturnLength] != 0 && value != nil)
 261         [context addObject:value];
 262
 263     stopped = true;
 264
 265     [self
 266         performSelectorOnMainThread:@selector(doNothing)
 267         withObject:nil
 268         waitUntilDone:NO
 269     ];
 270 }
 271
 272 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 273     volatile bool stopped(false);
 274
 275     NSMutableArray *context([NSMutableArray arrayWithObjects:
 276         [NSValue valueWithPointer:selector],
 277         [NSValue valueWithNonretainedObject:object],
 278         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 279     nil]);
 280
 281     NSThread *thread([[[NSThread alloc]
 282         initWithTarget:self
 283         selector:@selector(_yieldToContext:)
 284         object:context
 285     ] autorelease]);
 286
 287     [thread start];
 288
 289     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 290     NSDate *future([NSDate distantFuture]);
 291
 292     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 293
 294     return [context count] == 0 ? nil : [context objectAtIndex:0];
 295 }
 296
 297 - (id) yieldToSelector:(SEL)selector {
 298     return [self yieldToSelector:selector withObject:nil];
 299 }
 300
 301 @end
 302 /* }}} */
 303
 304 /* Cydia Alert View {{{ */
 305 @interface CYAlertView : UIAlertView {
 306     unsigned button_;
 307 }
 308
 309 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 310 @end
 311
 312 @implementation CYAlertView
 313
 314 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 315     if ((self = [super init])) {
 316         [self setTitle:title];
 317         [self setDelegate:self];
 318         for (NSString *button in buttons) [self addButtonWithTitle:button];
 319         [self setCancelButtonIndex:index];
 320     } return self;
 321 }
 322
 323 - (void) _updateFrameForDisplay {
 324     [super _updateFrameForDisplay];
 325     if ([self cancelButtonIndex] == -1) {
 326         NSArray *buttons = [self buttons];
 327         if ([buttons count]) {
 328             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 329             for (UIThreePartButton *button in buttons)
 330                 [button setBackground:background forState:0];
 331         }
 332     }
 333 }
 334
 335 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 336     button_ = buttonIndex + 1;
 337 }
 338
 339 - (void) dismiss {
 340     [self dismissWithClickedButtonIndex:-1 animated:YES];
 341 }
 342
 343 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 344     [self setRunsModal:YES];
 345     button_ = 0;
 346     [self show];
 347     return button_;
 348 }
 349
 350 @end
 351 /* }}} */
 352
 353 /* NSForcedOrderingSearch doesn't work on the iPhone */
 354 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 355 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 356 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 357
 358 #define lprintf(args...) fprintf(stderr, args)
 359
 360 #define ForRelease 1
 361 #define TraceLogging (1 && !ForRelease)
 362 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 363 #define ProfileTimes (0 && !ForRelease)
 364 #define ForSaurik (0 && !ForRelease)
 365 #define LogBrowser (0 && !ForRelease)
 366 #define TrackResize (0 && !ForRelease)
 367 #define ManualRefresh (1 && !ForRelease)
 368 #define ShowInternals (0 && !ForRelease)
 369 #define AlwaysReload (0 && !ForRelease)
 370 #define TryIndexedCollation (0 && !ForRelease)
 371
 372 #if !TraceLogging
 373 #undef _trace
 374 #define _trace(args...)
 375 #endif
 376
 377 #if !ProfileTimes
 378 #undef _profile
 379 #define _profile(name) {
 380 #undef _end
 381 #define _end }
 382 #define PrintTimes() do {} while (false)
 383 #endif
 384
 385 /* Radix Sort {{{ */
 386 typedef uint32_t (*SKRadixFunction)(id, void *);
 387
 388 @interface NSMutableArray (Radix)
 389 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 390 @end
 391
 392 struct RadixItem_ {
 393     size_t index;
 394     uint32_t key;
 395 };
 396
 397 @implementation NSMutableArray (Radix)
 398
 399 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 400     size_t count([self count]);
 401     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 402
 403     for (size_t i(0); i != count; ++i) {
 404         RadixItem_ &item(swap[i]);
 405         item.index = i;
 406
 407         id object([self objectAtIndex:i]);
 408         item.key = function(object, argument);
 409     }
 410
 411     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 412
 413     static const size_t width = 32;
 414     static const size_t bits = 11;
 415     static const size_t slots = 1 << bits;
 416     static const size_t passes = (width + (bits - 1)) / bits;
 417
 418     size_t *hist(new size_t[slots]);
 419
 420     for (size_t pass(0); pass != passes; ++pass) {
 421         memset(hist, 0, sizeof(size_t) * slots);
 422
 423         for (size_t i(0); i != count; ++i) {
 424             uint32_t key(lhs[i].key);
 425             key >>= pass * bits;
 426             key &= _not(uint32_t) >> width - bits;
 427             ++hist[key];
 428         }
 429
 430         size_t offset(0);
 431         for (size_t i(0); i != slots; ++i) {
 432             size_t local(offset);
 433             offset += hist[i];
 434             hist[i] = local;
 435         }
 436
 437         for (size_t i(0); i != count; ++i) {
 438             uint32_t key(lhs[i].key);
 439             key >>= pass * bits;
 440             key &= _not(uint32_t) >> width - bits;
 441             rhs[hist[key]++] = lhs[i];
 442         }
 443
 444         RadixItem_ *tmp(lhs);
 445         lhs = rhs;
 446         rhs = tmp;
 447     }
 448
 449     delete [] hist;
 450
 451     const void **values(new const void *[count]);
 452     for (size_t i(0); i != count; ++i)
 453         values[i] = [self objectAtIndex:lhs[i].index];
 454     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 455     delete [] values;
 456
 457     delete [] swap;
 458 }
 459
 460 @end
 461 /* }}} */
 462 /* Insertion Sort {{{ */
 463
 464 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 465     const char *ptr = (const char *)list;
 466     while (0 < count) {
 467         CFIndex half = count / 2;
 468         const char *probe = ptr + elementSize * half;
 469         CFComparisonResult cr = comparator(element, probe, context);
 470     if (0 == cr) return (probe - (const char *)list) / elementSize;
 471         ptr = (cr < 0) ? ptr : probe + elementSize;
 472         count = (cr < 0) ? half : (half + (count & 1) - 1);
 473     }
 474     return (ptr - (const char *)list) / elementSize;
 475 }
 476
 477 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 478     const char *ptr = (const char *)list;
 479     while (0 < count) {
 480         CFIndex half = count / 2;
 481         const char *probe = ptr + elementSize * half;
 482         CFComparisonResult cr = comparator(element, probe, context);
 483     if (0 == cr) return (probe - (const char *)list) / elementSize;
 484         ptr = (cr < 0) ? ptr : probe + elementSize;
 485         count = (cr < 0) ? half : (half + (count & 1) - 1);
 486     }
 487     return (ptr - (const char *)list) / elementSize;
 488 }
 489
 490 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 491     if (range.length == 0)
 492         return;
 493     const void **values(new const void *[range.length]);
 494     CFArrayGetValues(array, range, values);
 495
 496 #if HistogramInsertionSort > 0
 497     uint32_t total(0), *offsets(new uint32_t[range.length]);
 498 #endif
 499
 500     for (CFIndex index(1); index != range.length; ++index) {
 501         const void *value(values[index]);
 502         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 503         CFIndex correct(index);
 504         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 505 #if HistogramInsertionSort > 1
 506             NSLog(@"%@ < %@", value, values[correct - 1]);
 507 #endif
 508             if (--correct == 0)
 509                 break;
 510         }
 511         if (correct != index) {
 512             size_t offset(index - correct);
 513 #if HistogramInsertionSort
 514             total += offset;
 515             ++offsets[offset];
 516             if (offset > 10)
 517                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 518 #endif
 519             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 520             values[correct] = value;
 521         }
 522     }
 523
 524     CFArrayReplaceValues(array, range, values, range.length);
 525     delete [] values;
 526
 527 #if HistogramInsertionSort > 0
 528     for (CFIndex index(0); index != range.length; ++index)
 529         if (offsets[index] != 0)
 530             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 531     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 532     delete [] offsets;
 533 #endif
 534 }
 535
 536 /* }}} */
 537
 538 /* Apple Bug Fixes {{{ */
 539 @implementation UIWebDocumentView (Cydia)
 540
 541 - (void) _setScrollerOffset:(CGPoint)offset {
 542     UIScroller *scroller([self _scroller]);
 543
 544     CGSize size([scroller contentSize]);
 545     CGSize bounds([scroller bounds].size);
 546
 547     CGPoint max;
 548     max.x = size.width - bounds.width;
 549     max.y = size.height - bounds.height;
 550
 551     // wtf Apple?!
 552     if (max.x < 0)
 553         max.x = 0;
 554     if (max.y < 0)
 555         max.y = 0;
 556
 557     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 558     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 559
 560     [scroller setOffset:offset];
 561 }
 562
 563 @end
 564 /* }}} */
 565
 566 @implementation WebScriptObject (NSFastEnumeration)
 567
 568 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 569     size_t length([self count] - state->state);
 570     if (length <= 0)
 571         return 0;
 572     else if (length > count)
 573         length = count;
 574     for (size_t i(0); i != length; ++i)
 575         objects[i] = [self objectAtIndex:state->state++];
 576     state->itemsPtr = objects;
 577     state->mutationsPtr = (unsigned long *) self;
 578     return length;
 579 }
 580
 581 @end
 582
 583 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 584     size_t length([self length] - state->state);
 585     if (length <= 0)
 586         return 0;
 587     else if (length > count)
 588         length = count;
 589     for (size_t i(0); i != length; ++i)
 590         objects[i] = [self item:state->state++];
 591     state->itemsPtr = objects;
 592     state->mutationsPtr = (unsigned long *) self;
 593     return length;
 594 }
 595
 596 /* Cydia NSString Additions {{{ */
 597 @interface NSString (Cydia)
 598 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 599 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 600 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 601 - (NSComparisonResult) compareByPath:(NSString *)other;
 602 - (NSString *) stringByCachingURLWithCurrentCDN;
 603 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 604 @end
 605
 606 @implementation NSString (Cydia)
 607
 608 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 609     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 610 }
 611
 612 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 613     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 614     memcpy(data, bytes, length);
 615     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 616 }
 617
 618 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 619     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 620 }
 621
 622 - (NSComparisonResult) compareByPath:(NSString *)other {
 623     NSString *prefix = [self commonPrefixWithString:other options:0];
 624     size_t length = [prefix length];
 625
 626     NSRange lrange = NSMakeRange(length, [self length] - length);
 627     NSRange rrange = NSMakeRange(length, [other length] - length);
 628
 629     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 630     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 631
 632     NSComparisonResult value;
 633
 634     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 635         value = NSOrderedSame;
 636     else if (lrange.location == NSNotFound)
 637         value = NSOrderedAscending;
 638     else if (rrange.location == NSNotFound)
 639         value = NSOrderedDescending;
 640     else
 641         value = NSOrderedSame;
 642
 643     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 644         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 645     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 646         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 647
 648     NSComparisonResult result = [lpath compare:rpath];
 649     return result == NSOrderedSame ? value : result;
 650 }
 651
 652 - (NSString *) stringByCachingURLWithCurrentCDN {
 653     return [self
 654         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 655         withString:@"://cache.cydia.saurik.com/"
 656     ];
 657 }
 658
 659 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 660     return [(id)CFURLCreateStringByAddingPercentEscapes(
 661         kCFAllocatorDefault,
 662         (CFStringRef) self,
 663         NULL,
 664         CFSTR(";/?:@&=+$,"),
 665         kCFStringEncodingUTF8
 666     ) autorelease];
 667 }
 668
 669 @end
 670 /* }}} */
 671
 672 /* C++ NSString Wrapper Cache {{{ */
 673 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 674     return size == 0 ? NULL :
 675         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 676         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 677 }
 678
 679 static _finline CFStringRef CYStringCreate(const char *data) {
 680     return CYStringCreate(data, strlen(data));
 681 }
 682
 683 class CYString {
 684   private:
 685     char *data_;
 686     size_t size_;
 687     CFStringRef cache_;
 688
 689     _finline void clear_() {
 690         if (cache_ != NULL) {
 691             CFRelease(cache_);
 692             cache_ = NULL;
 693         }
 694     }
 695
 696   public:
 697     _finline bool empty() const {
 698         return size_ == 0;
 699     }
 700
 701     _finline size_t size() const {
 702         return size_;
 703     }
 704
 705     _finline char *data() const {
 706         return data_;
 707     }
 708
 709     _finline void clear() {
 710         size_ = 0;
 711         clear_();
 712     }
 713
 714     _finline CYString() :
 715         data_(0),
 716         size_(0),
 717         cache_(NULL)
 718     {
 719     }
 720
 721     _finline ~CYString() {
 722         clear_();
 723     }
 724
 725     void operator =(const CYString &rhs) {
 726         data_ = rhs.data_;
 727         size_ = rhs.size_;
 728
 729         if (rhs.cache_ == nil)
 730             cache_ = NULL;
 731         else
 732             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 733     }
 734
 735     void copy(apr_pool_t *pool) {
 736         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 737         memcpy(temp, data_, size_);
 738         temp[size_] = '\0';
 739         data_ = temp;
 740     }
 741
 742     void set(apr_pool_t *pool, const char *data, size_t size) {
 743         if (size == 0)
 744             clear();
 745         else {
 746             clear_();
 747
 748             data_ = const_cast<char *>(data);
 749             size_ = size;
 750
 751             if (pool != NULL)
 752                 copy(pool);
 753         }
 754     }
 755
 756     _finline void set(apr_pool_t *pool, const char *data) {
 757         set(pool, data, data == NULL ? 0 : strlen(data));
 758     }
 759
 760     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 761         set(pool, rhs.data(), rhs.size());
 762     }
 763
 764     bool operator ==(const CYString &rhs) const {
 765         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 766     }
 767
 768     _finline operator CFStringRef() {
 769         if (cache_ == NULL)
 770             cache_ = CYStringCreate(data_, size_);
 771         return cache_;
 772     }
 773
 774     _finline operator id() {
 775         return (NSString *) static_cast<CFStringRef>(*this);
 776     }
 777
 778     _finline operator const char *() {
 779         return reinterpret_cast<const char *>(data_);
 780     }
 781 };
 782 /* }}} */
 783 /* C++ NSString Algorithm Adapters {{{ */
 784 extern "C" {
 785     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 786 }
 787
 788 struct NSStringMapHash :
 789     std::unary_function<NSString *, size_t>
 790 {
 791     _finline size_t operator ()(NSString *value) const {
 792         return CFStringHashNSString((CFStringRef) value);
 793     }
 794 };
 795
 796 struct NSStringMapLess :
 797     std::binary_function<NSString *, NSString *, bool>
 798 {
 799     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 800         return [lhs compare:rhs] == NSOrderedAscending;
 801     }
 802 };
 803
 804 struct NSStringMapEqual :
 805     std::binary_function<NSString *, NSString *, bool>
 806 {
 807     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 808         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 809         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 810         //[lhs isEqualToString:rhs];
 811     }
 812 };
 813 /* }}} */
 814
 815 /* Perl-Compatible RegEx {{{ */
 816 class Pcre {
 817   private:
 818     pcre *code_;
 819     pcre_extra *study_;
 820     int capture_;
 821     int *matches_;
 822     const char *data_;
 823
 824   public:
 825     Pcre(const char *regex) :
 826         study_(NULL)
 827     {
 828         const char *error;
 829         int offset;
 830         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 831
 832         if (code_ == NULL) {
 833             lprintf("%d:%s\n", offset, error);
 834             _assert(false);
 835         }
 836
 837         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 838         matches_ = new int[(capture_ + 1) * 3];
 839     }
 840
 841     ~Pcre() {
 842         pcre_free(code_);
 843         delete matches_;
 844     }
 845
 846     NSString *operator [](size_t match) {
 847         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 848     }
 849
 850     bool operator ()(NSString *data) {
 851         // XXX: length is for characters, not for bytes
 852         return operator ()([data UTF8String], [data length]);
 853     }
 854
 855     bool operator ()(const char *data, size_t size) {
 856         data_ = data;
 857         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 858     }
 859 };
 860 /* }}} */
 861 /* Mime Addresses {{{ */
 862 @interface Address : NSObject {
 863     NSString *name_;
 864     NSString *address_;
 865 }
 866
 867 - (NSString *) name;
 868 - (NSString *) address;
 869
 870 - (void) setAddress:(NSString *)address;
 871
 872 + (Address *) addressWithString:(NSString *)string;
 873 - (Address *) initWithString:(NSString *)string;
 874 @end
 875
 876 @implementation Address
 877
 878 - (void) dealloc {
 879     [name_ release];
 880     if (address_ != nil)
 881         [address_ release];
 882     [super dealloc];
 883 }
 884
 885 - (NSString *) name {
 886     return name_;
 887 }
 888
 889 - (NSString *) address {
 890     return address_;
 891 }
 892
 893 - (void) setAddress:(NSString *)address {
 894     if (address_ != nil)
 895         [address_ autorelease];
 896     if (address == nil)
 897         address_ = nil;
 898     else
 899         address_ = [address retain];
 900 }
 901
 902 + (Address *) addressWithString:(NSString *)string {
 903     return [[[Address alloc] initWithString:string] autorelease];
 904 }
 905
 906 + (NSArray *) _attributeKeys {
 907     return [NSArray arrayWithObjects:@"address", @"name", nil];
 908 }
 909
 910 - (NSArray *) attributeKeys {
 911     return [[self class] _attributeKeys];
 912 }
 913
 914 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 915     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 916 }
 917
 918 - (Address *) initWithString:(NSString *)string {
 919     if ((self = [super init]) != nil) {
 920         const char *data = [string UTF8String];
 921         size_t size = [string length];
 922
 923         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 924
 925         if (address_r(data, size)) {
 926             name_ = [address_r[1] retain];
 927             address_ = [address_r[2] retain];
 928         } else {
 929             name_ = [string retain];
 930             address_ = nil;
 931         }
 932     } return self;
 933 }
 934
 935 @end
 936 /* }}} */
 937 /* CoreGraphics Primitives {{{ */
 938 class CYColor {
 939   private:
 940     CGColorRef color_;
 941
 942     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 943         CGFloat color[] = {red, green, blue, alpha};
 944         return CGColorCreate(space, color);
 945     }
 946
 947   public:
 948     CYColor() :
 949         color_(NULL)
 950     {
 951     }
 952
 953     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 954         color_(Create_(space, red, green, blue, alpha))
 955     {
 956         Set(space, red, green, blue, alpha);
 957     }
 958
 959     void Clear() {
 960         if (color_ != NULL)
 961             CGColorRelease(color_);
 962     }
 963
 964     ~CYColor() {
 965         Clear();
 966     }
 967
 968     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 969         Clear();
 970         color_ = Create_(space, red, green, blue, alpha);
 971     }
 972
 973     operator CGColorRef() {
 974         return color_;
 975     }
 976 };
 977 /* }}} */
 978
 979 /* Random Global Variables {{{ */
 980 static const int PulseInterval_ = 50000;
 981
 982 static const NSString *UI_;
 983
 984 static int Finish_;
 985 static NSArray *Finishes_;
 986
 987 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 988 #define NotifyConfig_ "/etc/notify.conf"
 989
 990 static bool Queuing_;
 991
 992 static CYColor Blue_;
 993 static CYColor Blueish_;
 994 static CYColor Black_;
 995 static CYColor Off_;
 996 static CYColor White_;
 997 static CYColor Gray_;
 998 static CYColor Green_;
 999 static CYColor Purple_;
1000 static CYColor Purplish_;
1001
1002 static UIColor *InstallingColor_;
1003 static UIColor *RemovingColor_;
1004
1005 static NSString *App_;
1006 static NSString *Home_;
1007
1008 static BOOL Advanced_;
1009 static BOOL Ignored_;
1010
1011 static UIFont *Font12_;
1012 static UIFont *Font12Bold_;
1013 static UIFont *Font14_;
1014 static UIFont *Font18Bold_;
1015 static UIFont *Font22Bold_;
1016
1017 static const char *Machine_ = NULL;
1018 static NSString *System_ = nil;
1019 static NSString *SerialNumber_ = nil;
1020 static NSString *ChipID_ = nil;
1021 static NSString *Token_ = nil;
1022 static NSString *UniqueID_ = nil;
1023 static NSString *PLMN_ = nil;
1024 static NSString *Build_ = nil;
1025 static NSString *Product_ = nil;
1026 static NSString *Safari_ = nil;
1027
1028 static CFLocaleRef Locale_;
1029 static NSArray *Languages_;
1030 static CGColorSpaceRef space_;
1031
1032 static NSDictionary *SectionMap_;
1033 static NSMutableDictionary *Metadata_;
1034 static _transient NSMutableDictionary *Settings_;
1035 static _transient NSString *Role_;
1036 static _transient NSMutableDictionary *Packages_;
1037 static _transient NSMutableDictionary *Sections_;
1038 static _transient NSMutableDictionary *Sources_;
1039 static bool Changed_;
1040 static time_t now_;
1041
1042 bool IsWildcat_;
1043 static CGFloat ScreenScale_;
1044 /* }}} */
1045
1046 /* Display Helpers {{{ */
1047 inline float Interpolate(float begin, float end, float fraction) {
1048     return (end - begin) * fraction + begin;
1049 }
1050
1051 /* XXX: localize this! */
1052 NSString *SizeString(double size) {
1053     bool negative = size < 0;
1054     if (negative)
1055         size = -size;
1056
1057     unsigned power = 0;
1058     while (size > 1024) {
1059         size /= 1024;
1060         ++power;
1061     }
1062
1063     static const char *powers_[] = {"B", "kB", "MB", "GB"};
1064
1065     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
1066 }
1067
1068 static _finline const char *StripVersion_(const char *version) {
1069     const char *colon(strchr(version, ':'));
1070     return colon == NULL ? version : colon + 1;
1071 }
1072
1073 NSString *LocalizeSection(NSString *section) {
1074     static Pcre title_r("^(.*?) \\((.*)\\)$");
1075     if (title_r(section)) {
1076         NSString *parent(title_r[1]);
1077         NSString *child(title_r[2]);
1078
1079         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1080             LocalizeSection(parent),
1081             LocalizeSection(child)
1082         ];
1083     }
1084
1085     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1086 }
1087
1088 NSString *Simplify(NSString *title) {
1089     const char *data = [title UTF8String];
1090     size_t size = [title length];
1091
1092     static Pcre square_r("^\\[(.*)\\]$");
1093     if (square_r(data, size))
1094         return Simplify(square_r[1]);
1095
1096     static Pcre paren_r("^\\((.*)\\)$");
1097     if (paren_r(data, size))
1098         return Simplify(paren_r[1]);
1099
1100     static Pcre title_r("^(.*?) \\((.*)\\)$");
1101     if (title_r(data, size))
1102         return Simplify(title_r[1]);
1103
1104     return title;
1105 }
1106 /* }}} */
1107
1108 NSString *GetLastUpdate() {
1109     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1110
1111     if (update == nil)
1112         return UCLocalize("NEVER_OR_UNKNOWN");
1113
1114     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1115     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1116
1117     CFRelease(formatter);
1118
1119     return [(NSString *) formatted autorelease];
1120 }
1121
1122 bool isSectionVisible(NSString *section) {
1123     NSDictionary *metadata([Sections_ objectForKey:section]);
1124     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1125     return hidden == nil || ![hidden boolValue];
1126 }
1127
1128 @class Cydia;
1129
1130 /* Delegate Prototypes {{{ */
1131 @class Package;
1132 @class Source;
1133
1134 @interface NSObject (ProgressDelegate)
1135 @end
1136
1137 @protocol ProgressDelegate
1138 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1139 - (void) setProgressTitle:(NSString *)title;
1140 - (void) setProgressPercent:(float)percent;
1141 - (void) startProgress;
1142 - (void) addProgressOutput:(NSString *)output;
1143 - (bool) isCancelling:(size_t)received;
1144 @end
1145
1146 @protocol ConfigurationDelegate
1147 - (void) repairWithSelector:(SEL)selector;
1148 - (void) setConfigurationData:(NSString *)data;
1149 @end
1150
1151 @class CYPackageController;
1152
1153 @protocol CydiaDelegate
1154 - (void) retainNetworkActivityIndicator;
1155 - (void) releaseNetworkActivityIndicator;
1156 - (void) clearPackage:(Package *)package;
1157 - (void) installPackage:(Package *)package;
1158 - (void) installPackages:(NSArray *)packages;
1159 - (void) removePackage:(Package *)package;
1160 - (void) beginUpdate;
1161 - (BOOL) updating;
1162 - (void) distUpgrade;
1163 - (void) loadData;
1164 - (void) updateData;
1165 - (void) syncData;
1166 - (void) showSettings;
1167 - (UIProgressHUD *) addProgressHUD;
1168 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1169 - (CYViewController *) pageForPackage:(NSString *)name;
1170 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1171 @end
1172
1173 static id<CydiaDelegate> CydiaApp;
1174 /* }}} */
1175
1176 /* Status Delegation {{{ */
1177 class Status :
1178     public pkgAcquireStatus
1179 {
1180   private:
1181     _transient NSObject<ProgressDelegate> *delegate_;
1182
1183   public:
1184     Status() :
1185         delegate_(nil)
1186     {
1187     }
1188
1189     void setDelegate(id delegate) {
1190         delegate_ = delegate;
1191     }
1192
1193     NSObject<ProgressDelegate> *getDelegate() const {
1194         return delegate_;
1195     }
1196
1197     virtual bool MediaChange(std::string media, std::string drive) {
1198         return false;
1199     }
1200
1201     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1202     }
1203
1204     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1205         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1206         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1207     }
1208
1209     virtual void Done(pkgAcquire::ItemDesc &item) {
1210     }
1211
1212     virtual void Fail(pkgAcquire::ItemDesc &item) {
1213         if (
1214             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1215             item.Owner->Status == pkgAcquire::Item::StatDone
1216         )
1217             return;
1218
1219         std::string &error(item.Owner->ErrorText);
1220         if (error.empty())
1221             return;
1222
1223         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1224         NSArray *fields([description componentsSeparatedByString:@" "]);
1225         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1226
1227         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1228             withObject:[NSArray arrayWithObjects:
1229                 [NSString stringWithUTF8String:error.c_str()],
1230                 source,
1231             nil]
1232             waitUntilDone:YES
1233         ];
1234     }
1235
1236     virtual bool Pulse(pkgAcquire *Owner) {
1237         bool value = pkgAcquireStatus::Pulse(Owner);
1238
1239         float percent(
1240             double(CurrentBytes + CurrentItems) /
1241             double(TotalBytes + TotalItems)
1242         );
1243
1244         [delegate_ setProgressPercent:percent];
1245         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1246     }
1247
1248     virtual void Start() {
1249         [delegate_ startProgress];
1250     }
1251
1252     virtual void Stop() {
1253     }
1254 };
1255 /* }}} */
1256 /* Progress Delegation {{{ */
1257 class Progress :
1258     public OpProgress
1259 {
1260   private:
1261     _transient id<ProgressDelegate> delegate_;
1262     float percent_;
1263
1264   protected:
1265     virtual void Update() {
1266         /*if (abs(Percent - percent_) > 2)
1267             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1268             percent_ = Percent;
1269         }*/
1270
1271         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1272         [delegate_ setProgressPercent:(Percent / 100)];*/
1273     }
1274
1275   public:
1276     Progress() :
1277         delegate_(nil),
1278         percent_(0)
1279     {
1280     }
1281
1282     void setDelegate(id delegate) {
1283         delegate_ = delegate;
1284     }
1285
1286     id getDelegate() const {
1287         return delegate_;
1288     }
1289
1290     virtual void Done() {
1291         //NSLog(@"DONE");
1292         //[delegate_ setProgressPercent:1];
1293     }
1294 };
1295 /* }}} */
1296
1297 /* Database Interface {{{ */
1298 typedef std::map< unsigned long, _H<Source> > SourceMap;
1299
1300 @interface Database : NSObject {
1301     NSZone *zone_;
1302     apr_pool_t *pool_;
1303
1304     unsigned era_;
1305
1306     pkgCacheFile cache_;
1307     pkgDepCache::Policy *policy_;
1308     pkgRecords *records_;
1309     pkgProblemResolver *resolver_;
1310     pkgAcquire *fetcher_;
1311     FileFd *lock_;
1312     SPtr<pkgPackageManager> manager_;
1313     pkgSourceList *list_;
1314
1315     SourceMap sources_;
1316     CFMutableArrayRef deadSources_;
1317     CFMutableArrayRef packages_;
1318
1319     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1320     Status status_;
1321     Progress progress_;
1322
1323     int cydiafd_;
1324     int statusfd_;
1325     FILE *input_;
1326
1327     std::map<const char *, _H<NSString> > sections_;
1328 }
1329
1330 + (Database *) sharedInstance;
1331 - (unsigned) era;
1332
1333 - (void) _readCydia:(NSNumber *)fd;
1334 - (void) _readStatus:(NSNumber *)fd;
1335 - (void) _readOutput:(NSNumber *)fd;
1336
1337 - (FILE *) input;
1338
1339 - (Package *) packageWithName:(NSString *)name;
1340
1341 - (pkgCacheFile &) cache;
1342 - (pkgDepCache::Policy *) policy;
1343 - (pkgRecords *) records;
1344 - (pkgProblemResolver *) resolver;
1345 - (pkgAcquire &) fetcher;
1346 - (pkgSourceList &) list;
1347 - (NSArray *) packages;
1348 - (NSArray *) sources;
1349 - (void) reloadData;
1350
1351 - (void) configure;
1352 - (bool) prepare;
1353 - (void) perform;
1354 - (bool) upgrade;
1355 - (void) update;
1356
1357 - (void) updateWithStatus:(Status &)status;
1358
1359 - (void) setDelegate:(id)delegate;
1360 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1361
1362 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1363
1364 @end
1365 /* }}} */
1366 /* Delegate Helpers {{{ */
1367 @implementation NSObject (ProgressDelegate)
1368
1369 - (void) _setProgressErrorPackage:(NSArray *)args {
1370     [self performSelector:@selector(setProgressError:forPackage:)
1371         withObject:[args objectAtIndex:0]
1372         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1373     ];
1374 }
1375
1376 - (void) _setProgressErrorTitle:(NSArray *)args {
1377     [self performSelector:@selector(setProgressError:withTitle:)
1378         withObject:[args objectAtIndex:0]
1379         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1380     ];
1381 }
1382
1383 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1384     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1385         withObject:[NSArray arrayWithObjects:error, title, nil]
1386         waitUntilDone:YES
1387     ];
1388 }
1389
1390 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1391     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1392
1393     [self performSelector:@selector(setProgressError:withTitle:)
1394         withObject:error
1395         withObject:(package == nil ? id : [package name])
1396     ];
1397 }
1398
1399 @end
1400 /* }}} */
1401
1402 // Cytore Definitions {{{
1403 struct PackageValue :
1404     Cytore::Block
1405 {
1406     Cytore::Offset<PackageValue> next_;
1407
1408     uint32_t index_ : 23;
1409     uint32_t subscribed_ : 1;
1410     uint32_t : 8;
1411
1412     int32_t first_;
1413     int32_t last_;
1414
1415     uint16_t vhash_;
1416     uint16_t nhash_;
1417
1418     char version_[8];
1419     char name_[];
1420 };
1421
1422 struct MetaValue :
1423     Cytore::Block
1424 {
1425     uint32_t active_;
1426     Cytore::Offset<PackageValue> packages_[1 << 16];
1427 };
1428
1429 static Cytore::File<MetaValue> MetaFile_;
1430 // }}}
1431 // Cytore Helper Functions {{{
1432 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1433     SplitHash nhash = { hashlittle(name, length) };
1434
1435     PackageValue *metadata;
1436
1437     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1438     offset: if (offset->IsNull()) {
1439         *offset = MetaFile_.New<PackageValue>(length + 1);
1440         metadata = &MetaFile_.Get(*offset);
1441
1442         if (metadata == NULL) {
1443             if (fail != NULL)
1444                 *fail = true;
1445
1446             metadata = new PackageValue();
1447             memset(metadata, 0, sizeof(*metadata));
1448         }
1449
1450         memcpy(metadata->name_, name, length + 1);
1451         metadata->nhash_ = nhash.u16[1];
1452     } else {
1453         metadata = &MetaFile_.Get(*offset);
1454
1455         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1456             offset = &metadata->next_;
1457             goto offset;
1458         }
1459     }
1460
1461     return metadata;
1462 }
1463
1464 static void PackageImport(const void *key, const void *value, void *context) {
1465     bool &fail(*reinterpret_cast<bool *>(context));
1466
1467     char buffer[1024];
1468     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1469         NSLog(@"failed to import package %@", key);
1470         return;
1471     }
1472
1473     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1474     NSDictionary *package((NSDictionary *) value);
1475
1476     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1477         if ([subscribed boolValue] && !metadata->subscribed_)
1478             metadata->subscribed_ = true;
1479
1480     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1481         time_t time([date timeIntervalSince1970]);
1482         if (metadata->first_ > time || metadata->first_ == 0)
1483             metadata->first_ = time;
1484     }
1485
1486     NSDate *date([package objectForKey:@"LastSeen"]);
1487     NSString *version([package objectForKey:@"LastVersion"]);
1488
1489     if (date != nil && version != nil) {
1490         time_t time([date timeIntervalSince1970]);
1491         if (metadata->last_ < time || metadata->last_ == 0)
1492             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1493                 size_t length(strlen(buffer));
1494                 uint16_t vhash(hashlittle(buffer, length));
1495
1496                 size_t capped(std::min<size_t>(8, length));
1497                 char *latest(buffer + length - capped);
1498
1499                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1500                 metadata->vhash_ = vhash;
1501
1502                 metadata->last_ = time;
1503             }
1504     }
1505 }
1506 // }}}
1507
1508 /* Source Class {{{ */
1509 @interface Source : NSObject {
1510     CYString depiction_;
1511     CYString description_;
1512     CYString label_;
1513     CYString origin_;
1514     CYString support_;
1515
1516     CYString uri_;
1517     CYString distribution_;
1518     CYString type_;
1519     CYString version_;
1520
1521     NSString *host_;
1522     NSString *authority_;
1523
1524     CYString defaultIcon_;
1525
1526     NSDictionary *record_;
1527     BOOL trusted_;
1528 }
1529
1530 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1531
1532 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1533
1534 - (NSString *) depictionForPackage:(NSString *)package;
1535 - (NSString *) supportForPackage:(NSString *)package;
1536
1537 - (NSDictionary *) record;
1538 - (BOOL) trusted;
1539
1540 - (NSString *) uri;
1541 - (NSString *) distribution;
1542 - (NSString *) type;
1543 - (NSString *) key;
1544 - (NSString *) host;
1545
1546 - (NSString *) name;
1547 - (NSString *) description;
1548 - (NSString *) label;
1549 - (NSString *) origin;
1550 - (NSString *) version;
1551
1552 - (NSString *) defaultIcon;
1553
1554 @end
1555
1556 @implementation Source
1557
1558 - (void) _clear {
1559     uri_.clear();
1560     distribution_.clear();
1561     type_.clear();
1562
1563     description_.clear();
1564     label_.clear();
1565     origin_.clear();
1566     depiction_.clear();
1567     support_.clear();
1568     version_.clear();
1569     defaultIcon_.clear();
1570
1571     if (record_ != nil) {
1572         [record_ release];
1573         record_ = nil;
1574     }
1575
1576     if (host_ != nil) {
1577         [host_ release];
1578         host_ = nil;
1579     }
1580
1581     if (authority_ != nil) {
1582         [authority_ release];
1583         authority_ = nil;
1584     }
1585 }
1586
1587 - (void) dealloc {
1588     // XXX: this is a very inefficient way to call these deconstructors
1589     [self _clear];
1590     [super dealloc];
1591 }
1592
1593 + (NSArray *) _attributeKeys {
1594     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1595 }
1596
1597 - (NSArray *) attributeKeys {
1598     return [[self class] _attributeKeys];
1599 }
1600
1601 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1602     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1603 }
1604
1605 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1606     [self _clear];
1607
1608     trusted_ = index->IsTrusted();
1609
1610     uri_.set(pool, index->GetURI());
1611     distribution_.set(pool, index->GetDist());
1612     type_.set(pool, index->GetType());
1613
1614     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1615     if (dindex != NULL) {
1616         FileFd fd;
1617         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1618             _error->Discard();
1619         else {
1620             pkgTagFile tags(&fd);
1621
1622             pkgTagSection section;
1623             tags.Step(section);
1624
1625             struct {
1626                 const char *name_;
1627                 CYString *value_;
1628             } names[] = {
1629                 {"default-icon", &defaultIcon_},
1630                 {"depiction", &depiction_},
1631                 {"description", &description_},
1632                 {"label", &label_},
1633                 {"origin", &origin_},
1634                 {"support", &support_},
1635                 {"version", &version_},
1636             };
1637
1638             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1639                 const char *start, *end;
1640
1641                 if (section.Find(names[i].name_, start, end)) {
1642                     CYString &value(*names[i].value_);
1643                     value.set(pool, start, end - start);
1644                 }
1645             }
1646         }
1647     }
1648
1649     record_ = [Sources_ objectForKey:[self key]];
1650     if (record_ != nil)
1651         record_ = [record_ retain];
1652
1653     NSURL *url([NSURL URLWithString:uri_]);
1654
1655     host_ = [url host];
1656     if (host_ != nil)
1657         host_ = [[host_ lowercaseString] retain];
1658
1659     if (host_ != nil)
1660         authority_ = host_;
1661     else
1662         authority_ = [url path];
1663
1664     if (authority_ != nil)
1665         authority_ = [authority_ retain];
1666 }
1667
1668 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1669     if ((self = [super init]) != nil) {
1670         [self setMetaIndex:index inPool:pool];
1671     } return self;
1672 }
1673
1674 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1675     NSDictionary *lhr = [self record];
1676     NSDictionary *rhr = [source record];
1677
1678     if (lhr != rhr)
1679         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1680
1681     NSString *lhs = [self name];
1682     NSString *rhs = [source name];
1683
1684     if ([lhs length] != 0 && [rhs length] != 0) {
1685         unichar lhc = [lhs characterAtIndex:0];
1686         unichar rhc = [rhs characterAtIndex:0];
1687
1688         if (isalpha(lhc) && !isalpha(rhc))
1689             return NSOrderedAscending;
1690         else if (!isalpha(lhc) && isalpha(rhc))
1691             return NSOrderedDescending;
1692     }
1693
1694     return [lhs compare:rhs options:LaxCompareOptions_];
1695 }
1696
1697 - (NSString *) depictionForPackage:(NSString *)package {
1698     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1699 }
1700
1701 - (NSString *) supportForPackage:(NSString *)package {
1702     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1703 }
1704
1705 - (NSDictionary *) record {
1706     return record_;
1707 }
1708
1709 - (BOOL) trusted {
1710     return trusted_;
1711 }
1712
1713 - (NSString *) uri {
1714     return uri_;
1715 }
1716
1717 - (NSString *) distribution {
1718     return distribution_;
1719 }
1720
1721 - (NSString *) type {
1722     return type_;
1723 }
1724
1725 - (NSString *) key {
1726     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1727 }
1728
1729 - (NSString *) host {
1730     return host_;
1731 }
1732
1733 - (NSString *) name {
1734     return origin_.empty() ? authority_ : origin_;
1735 }
1736
1737 - (NSString *) description {
1738     return description_;
1739 }
1740
1741 - (NSString *) label {
1742     return label_.empty() ? authority_ : label_;
1743 }
1744
1745 - (NSString *) origin {
1746     return origin_;
1747 }
1748
1749 - (NSString *) version {
1750     return version_;
1751 }
1752
1753 - (NSString *) defaultIcon {
1754     return defaultIcon_;
1755 }
1756
1757 @end
1758 /* }}} */
1759 /* Relationship Class {{{ */
1760 @interface Relationship : NSObject {
1761     NSString *type_;
1762     NSString *id_;
1763 }
1764
1765 - (NSString *) type;
1766 - (NSString *) id;
1767 - (NSString *) name;
1768
1769 @end
1770
1771 @implementation Relationship
1772
1773 - (void) dealloc {
1774     [type_ release];
1775     [id_ release];
1776     [super dealloc];
1777 }
1778
1779 - (NSString *) type {
1780     return type_;
1781 }
1782
1783 - (NSString *) id {
1784     return id_;
1785 }
1786
1787 - (NSString *) name {
1788     _assert(false);
1789     return nil;
1790 }
1791
1792 @end
1793 /* }}} */
1794 /* Package Class {{{ */
1795 struct ParsedPackage {
1796     CYString tagline_;
1797
1798     CYString icon_;
1799
1800     CYString depiction_;
1801     CYString homepage_;
1802
1803     CYString sponsor_;
1804     CYString author_;
1805
1806     CYString bugs_;
1807     CYString support_;
1808 };
1809
1810 @interface Package : NSObject {
1811     uint32_t era_ : 26;
1812     uint32_t role_ : 3;
1813     uint32_t essential_ : 1;
1814     uint32_t obsolete_ : 1;
1815     uint32_t ignored_ : 1;
1816
1817     apr_pool_t *pool_;
1818
1819     _transient Database *database_;
1820
1821     pkgCache::VerIterator version_;
1822     pkgCache::PkgIterator iterator_;
1823     pkgCache::VerFileIterator file_;
1824
1825     CYString id_;
1826     CYString name_;
1827
1828     CYString latest_;
1829     CYString installed_;
1830
1831     const char *section_;
1832     _transient NSString *section$_;
1833
1834     Source *source_;
1835
1836     PackageValue *metadata_;
1837     ParsedPackage *parsed_;
1838
1839     NSMutableArray *tags_;
1840 }
1841
1842 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1843 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1844
1845 - (pkgCache::PkgIterator) iterator;
1846 - (void) parse;
1847
1848 - (NSString *) section;
1849 - (NSString *) simpleSection;
1850
1851 - (NSString *) longSection;
1852 - (NSString *) shortSection;
1853
1854 - (NSString *) uri;
1855
1856 - (Address *) maintainer;
1857 - (size_t) size;
1858 - (NSString *) longDescription;
1859 - (NSString *) shortDescription;
1860 - (unichar) index;
1861
1862 - (PackageValue *) metadata;
1863 - (time_t) seen;
1864
1865 - (bool) subscribed;
1866 - (bool) setSubscribed:(bool)subscribed;
1867
1868 - (BOOL) ignored;
1869
1870 - (NSString *) latest;
1871 - (NSString *) installed;
1872 - (BOOL) uninstalled;
1873
1874 - (BOOL) valid;
1875 - (BOOL) upgradableAndEssential:(BOOL)essential;
1876 - (BOOL) essential;
1877 - (BOOL) broken;
1878 - (BOOL) unfiltered;
1879 - (BOOL) visible;
1880
1881 - (BOOL) half;
1882 - (BOOL) halfConfigured;
1883 - (BOOL) halfInstalled;
1884 - (BOOL) hasMode;
1885 - (NSString *) mode;
1886
1887 - (NSString *) id;
1888 - (NSString *) name;
1889 - (UIImage *) icon;
1890 - (NSString *) homepage;
1891 - (NSString *) depiction;
1892 - (Address *) author;
1893
1894 - (NSString *) support;
1895
1896 - (NSArray *) files;
1897 - (NSArray *) warnings;
1898 - (NSArray *) applications;
1899
1900 - (Source *) source;
1901
1902 - (BOOL) matches:(NSString *)text;
1903
1904 - (bool) hasSupportingRole;
1905 - (BOOL) hasTag:(NSString *)tag;
1906 - (NSString *) primaryPurpose;
1907 - (NSArray *) purposes;
1908 - (bool) isCommercial;
1909
1910 - (void) setIndex:(size_t)index;
1911
1912 - (CYString &) cyname;
1913
1914 - (uint32_t) compareBySection:(NSArray *)sections;
1915
1916 - (void) install;
1917 - (void) remove;
1918
1919 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1920 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1921 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1922 - (bool) isVisibleInSection:(NSString *)section;
1923 - (bool) isVisibleInSource:(Source *)source;
1924
1925 @end
1926
1927 uint32_t PackageChangesRadix(Package *self, void *) {
1928     union {
1929         uint32_t key;
1930
1931         struct {
1932             uint32_t timestamp : 30;
1933             uint32_t ignored : 1;
1934             uint32_t upgradable : 1;
1935         } bits;
1936     } value;
1937
1938     bool upgradable([self upgradableAndEssential:YES]);
1939     value.bits.upgradable = upgradable ? 1 : 0;
1940
1941     if (upgradable) {
1942         value.bits.timestamp = 0;
1943         value.bits.ignored = [self ignored] ? 0 : 1;
1944         value.bits.upgradable = 1;
1945     } else {
1946         value.bits.timestamp = [self seen] >> 2;
1947         value.bits.ignored = 0;
1948         value.bits.upgradable = 0;
1949     }
1950
1951     return _not(uint32_t) - value.key;
1952 }
1953
1954 uint32_t PackagePrefixRadix(Package *self, void *context) {
1955     size_t offset(reinterpret_cast<size_t>(context));
1956     CYString &name([self cyname]);
1957
1958     size_t size(name.size());
1959     if (size == 0)
1960         return 0;
1961     char *text(name.data());
1962
1963     size_t zeros;
1964     if (!isdigit(text[0]))
1965         zeros = 0;
1966     else {
1967         size_t digits(1);
1968         while (size != digits && isdigit(text[digits]))
1969             if (++digits == 4)
1970                 break;
1971         zeros = 4 - digits;
1972     }
1973
1974     uint8_t data[4];
1975
1976     if (offset == 0 && zeros != 0) {
1977         memset(data, '0', zeros);
1978         memcpy(data + zeros, text, 4 - zeros);
1979     } else {
1980         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1981         if (size <= offset - zeros)
1982             return 0;
1983
1984         text += offset - zeros;
1985         size -= offset - zeros;
1986
1987         if (size >= 4)
1988             memcpy(data, text, 4);
1989         else {
1990             memcpy(data, text, size);
1991             memset(data + size, 0, 4 - size);
1992         }
1993
1994         for (size_t i(0); i != 4; ++i)
1995             if (isalpha(data[i]))
1996                 data[i] |= 0x20;
1997     }
1998
1999     if (offset == 0)
2000         if (data[0] == '@')
2001             data[0] = 0x7f;
2002         else
2003             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2004
2005     /* XXX: ntohl may be more honest */
2006     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2007 }
2008
2009 CYString &(*PackageName)(Package *self, SEL sel);
2010
2011 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2012     _profile(PackageNameCompare)
2013         CYString &lhi(PackageName(lhs, @selector(cyname)));
2014         CYString &rhi(PackageName(rhs, @selector(cyname)));
2015         CFStringRef lhn(lhi), rhn(rhi);
2016
2017         if (lhn == NULL)
2018             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2019         else if (rhn == NULL)
2020             return NSOrderedDescending;
2021
2022         _profile(PackageNameCompare$NumbersLast)
2023             if (!lhi.empty() && !rhi.empty()) {
2024                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2025                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2026                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2027                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2028                     return lha ? NSOrderedAscending : NSOrderedDescending;
2029             }
2030         _end
2031
2032         CFIndex length = CFStringGetLength(lhn);
2033
2034         _profile(PackageNameCompare$Compare)
2035             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2036         _end
2037     _end
2038 }
2039
2040 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2041     return PackageNameCompare(*lhs, *rhs, context);
2042 }
2043
2044 struct PackageNameOrdering :
2045     std::binary_function<Package *, Package *, bool>
2046 {
2047     _finline bool operator ()(Package *lhs, Package *rhs) const {
2048         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2049     }
2050 };
2051
2052 @implementation Package
2053
2054 - (NSString *) description {
2055     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2056 }
2057
2058 - (void) dealloc {
2059     if (parsed_ != NULL)
2060         delete parsed_;
2061     if (source_ != nil)
2062         [source_ release];
2063     if (tags_ != nil)
2064         [tags_ release];
2065     [super dealloc];
2066 }
2067
2068 + (NSString *) webScriptNameForSelector:(SEL)selector {
2069     if (selector == @selector(hasTag:))
2070         return @"hasTag";
2071     else
2072         return nil;
2073 }
2074
2075 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2076     return [self webScriptNameForSelector:selector] == nil;
2077 }
2078
2079 + (NSArray *) _attributeKeys {
2080     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];
2081 }
2082
2083 - (NSArray *) attributeKeys {
2084     return [[self class] _attributeKeys];
2085 }
2086
2087 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2088     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2089 }
2090
2091 - (void) parse {
2092     if (parsed_ != NULL)
2093         return;
2094 @synchronized (database_) {
2095     if ([database_ era] != era_ || file_.end())
2096         return;
2097
2098     ParsedPackage *parsed(new ParsedPackage);
2099     parsed_ = parsed;
2100
2101     _profile(Package$parse)
2102         pkgRecords::Parser *parser;
2103
2104         _profile(Package$parse$Lookup)
2105             parser = &[database_ records]->Lookup(file_);
2106         _end
2107
2108         CYString website;
2109
2110         _profile(Package$parse$Find)
2111             struct {
2112                 const char *name_;
2113                 CYString *value_;
2114             } names[] = {
2115                 {"icon", &parsed->icon_},
2116                 {"depiction", &parsed->depiction_},
2117                 {"homepage", &parsed->homepage_},
2118                 {"website", &website},
2119                 {"bugs", &parsed->bugs_},
2120                 {"support", &parsed->support_},
2121                 {"sponsor", &parsed->sponsor_},
2122                 {"author", &parsed->author_},
2123             };
2124
2125             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2126                 const char *start, *end;
2127
2128                 if (parser->Find(names[i].name_, start, end)) {
2129                     CYString &value(*names[i].value_);
2130                     _profile(Package$parse$Value)
2131                         value.set(pool_, start, end - start);
2132                     _end
2133                 }
2134             }
2135         _end
2136
2137         _profile(Package$parse$Tagline)
2138             const char *start, *end;
2139             if (parser->ShortDesc(start, end)) {
2140                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2141                 if (stop == NULL)
2142                     stop = end;
2143                 while (stop != start && stop[-1] == '\r')
2144                     --stop;
2145                 parsed->tagline_.set(pool_, start, stop - start);
2146             }
2147         _end
2148
2149         _profile(Package$parse$Retain)
2150             if (parsed->homepage_.empty())
2151                 parsed->homepage_ = website;
2152             if (parsed->homepage_ == parsed->depiction_)
2153                 parsed->homepage_.clear();
2154         _end
2155     _end
2156 } }
2157
2158 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2159     if ((self = [super init]) != nil) {
2160     _profile(Package$initWithVersion)
2161         pool_ = pool;
2162
2163         database_ = database;
2164         era_ = [database era];
2165
2166         version_ = version;
2167
2168         pkgCache::PkgIterator iterator(version.ParentPkg());
2169         iterator_ = iterator;
2170
2171         _profile(Package$initWithVersion$Version)
2172             if (!version_.end())
2173                 file_ = version_.FileList();
2174             else {
2175                 pkgCache &cache([database_ cache]);
2176                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2177             }
2178         _end
2179
2180         _profile(Package$initWithVersion$Cache)
2181             name_.set(NULL, iterator.Display());
2182
2183             latest_.set(NULL, StripVersion_(version_.VerStr()));
2184
2185             pkgCache::VerIterator current(iterator.CurrentVer());
2186             if (!current.end())
2187                 installed_.set(NULL, StripVersion_(current.VerStr()));
2188         _end
2189
2190         _profile(Package$initWithVersion$Tags)
2191             pkgCache::TagIterator tag(iterator.TagList());
2192             if (!tag.end()) {
2193                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2194                 do {
2195                     const char *name(tag.Name());
2196                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2197
2198                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2199                         if (strcmp(name + 6, "enduser") == 0)
2200                             role_ = 1;
2201                         else if (strcmp(name + 6, "hacker") == 0)
2202                             role_ = 2;
2203                         else if (strcmp(name + 6, "developer") == 0)
2204                             role_ = 3;
2205                         else if (strcmp(name + 6, "cydia") == 0)
2206                             role_ = 7;
2207                         else
2208                             role_ = 4;
2209                     }
2210
2211                     if (strncmp(name, "cydia::", 7) == 0) {
2212                         if (strcmp(name + 7, "essential") == 0)
2213                             essential_ = true;
2214                         else if (strcmp(name + 7, "obsolete") == 0)
2215                             obsolete_ = true;
2216                     }
2217
2218                     ++tag;
2219                 } while (!tag.end());
2220             }
2221         _end
2222
2223         _profile(Package$initWithVersion$Metadata)
2224             const char *mixed(iterator.Name());
2225             size_t size(strlen(mixed));
2226             char lower[size + 1];
2227
2228             for (size_t i(0); i != size; ++i)
2229                 lower[i] = mixed[i] | 0x20;
2230             lower[size] = '\0';
2231
2232             PackageValue *metadata(PackageFind(lower, size));
2233             metadata_ = metadata;
2234
2235             id_.set(NULL, metadata->name_, size);
2236
2237             const char *latest(version_.VerStr());
2238             size_t length(strlen(latest));
2239
2240             uint16_t vhash(hashlittle(latest, length));
2241
2242             size_t capped(std::min<size_t>(8, length));
2243             latest = latest + length - capped;
2244
2245             if (metadata->first_ == 0)
2246                 metadata->first_ = now_;
2247
2248             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2249                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2250                 metadata->vhash_ = vhash;
2251                 metadata->last_ = now_;
2252             } else if (metadata->last_ == 0)
2253                 metadata->last_ = metadata->first_;
2254         _end
2255
2256         _profile(Package$initWithVersion$Section)
2257             section_ = iterator.Section();
2258         _end
2259
2260         _profile(Package$initWithVersion$Flags)
2261             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2262             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2263         _end
2264     _end } return self;
2265 }
2266
2267 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2268     pkgCache::VerIterator version;
2269
2270     _profile(Package$packageWithIterator$GetCandidateVer)
2271         version = [database policy]->GetCandidateVer(iterator);
2272     _end
2273
2274     if (version.end())
2275         return nil;
2276
2277     Package *package;
2278
2279     _profile(Package$packageWithIterator$Allocate)
2280         package = [Package allocWithZone:zone];
2281     _end
2282
2283     _profile(Package$packageWithIterator$Initialize)
2284         package = [package
2285             initWithVersion:version
2286             withZone:zone
2287             inPool:pool
2288             database:database
2289         ];
2290     _end
2291
2292     _profile(Package$packageWithIterator$Autorelease)
2293         package = [package autorelease];
2294     _end
2295
2296     return package;
2297 }
2298
2299 - (pkgCache::PkgIterator) iterator {
2300     return iterator_;
2301 }
2302
2303 - (NSString *) section {
2304     if (section$_ == nil) {
2305         if (section_ == NULL)
2306             return nil;
2307
2308         _profile(Package$section$mappedSectionForPointer)
2309             section$_ = [database_ mappedSectionForPointer:section_];
2310         _end
2311     } return section$_;
2312 }
2313
2314 - (NSString *) simpleSection {
2315     if (NSString *section = [self section])
2316         return Simplify(section);
2317     else
2318         return nil;
2319 }
2320
2321 - (NSString *) longSection {
2322     return LocalizeSection([self section]);
2323 }
2324
2325 - (NSString *) shortSection {
2326     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2327 }
2328
2329 - (NSString *) uri {
2330     return nil;
2331 #if 0
2332     pkgIndexFile *index;
2333     pkgCache::PkgFileIterator file(file_.File());
2334     if (![database_ list].FindIndex(file, index))
2335         return nil;
2336     return [NSString stringWithUTF8String:iterator_->Path];
2337     //return [NSString stringWithUTF8String:file.Site()];
2338     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2339 #endif
2340 }
2341
2342 - (Address *) maintainer {
2343 @synchronized (database_) {
2344     if ([database_ era] != era_ || file_.end())
2345         return nil;
2346
2347     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2348     const std::string &maintainer(parser->Maintainer());
2349     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2350 } }
2351
2352 - (size_t) size {
2353 @synchronized (database_) {
2354     if ([database_ era] != era_ || version_.end())
2355         return 0;
2356
2357     return version_->InstalledSize;
2358 } }
2359
2360 - (NSString *) longDescription {
2361 @synchronized (database_) {
2362     if ([database_ era] != era_ || file_.end())
2363         return nil;
2364
2365     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2366     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2367
2368     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2369     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2370     if ([lines count] < 2)
2371         return nil;
2372
2373     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2374     for (size_t i(1), e([lines count]); i != e; ++i) {
2375         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2376         [trimmed addObject:trim];
2377     }
2378
2379     return [trimmed componentsJoinedByString:@"\n"];
2380 } }
2381
2382 - (NSString *) shortDescription {
2383     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2384 }
2385
2386 - (unichar) index {
2387     _profile(Package$index)
2388         CFStringRef name((CFStringRef) [self name]);
2389         if (CFStringGetLength(name) == 0)
2390             return '#';
2391         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2392         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2393             return '#';
2394         return toupper(character);
2395     _end
2396 }
2397
2398 - (PackageValue *) metadata {
2399     return metadata_;
2400 }
2401
2402 - (time_t) seen {
2403     PackageValue *metadata([self metadata]);
2404     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2405 }
2406
2407 - (bool) subscribed {
2408     return [self metadata]->subscribed_;
2409 }
2410
2411 - (bool) setSubscribed:(bool)subscribed {
2412     PackageValue *metadata([self metadata]);
2413     if (metadata->subscribed_ == subscribed)
2414         return false;
2415     metadata->subscribed_ = subscribed;
2416     return true;
2417 }
2418
2419 - (BOOL) ignored {
2420     return ignored_;
2421 }
2422
2423 - (NSString *) latest {
2424     return latest_;
2425 }
2426
2427 - (NSString *) installed {
2428     return installed_;
2429 }
2430
2431 - (BOOL) uninstalled {
2432     return installed_.empty();
2433 }
2434
2435 - (BOOL) valid {
2436     return !version_.end();
2437 }
2438
2439 - (BOOL) upgradableAndEssential:(BOOL)essential {
2440     _profile(Package$upgradableAndEssential)
2441         pkgCache::VerIterator current(iterator_.CurrentVer());
2442         if (current.end())
2443             return essential && essential_;
2444         else
2445             return !version_.end() && version_ != current;
2446     _end
2447 }
2448
2449 - (BOOL) essential {
2450     return essential_;
2451 }
2452
2453 - (BOOL) broken {
2454     return [database_ cache][iterator_].InstBroken();
2455 }
2456
2457 - (BOOL) unfiltered {
2458     _profile(Package$unfiltered$obsolete)
2459         if (_unlikely(obsolete_))
2460             return false;
2461     _end
2462
2463     _profile(Package$unfiltered$hasSupportingRole)
2464         if (_unlikely(![self hasSupportingRole]))
2465             return false;
2466     _end
2467
2468     return true;
2469 }
2470
2471 - (BOOL) visible {
2472     if (![self unfiltered])
2473         return false;
2474
2475     NSString *section;
2476
2477     _profile(Package$visible$section)
2478         section = [self section];
2479     _end
2480
2481     _profile(Package$visible$isSectionVisible)
2482         if (section != nil && !isSectionVisible(section))
2483             return false;
2484     _end
2485
2486     return true;
2487 }
2488
2489 - (BOOL) half {
2490     unsigned char current(iterator_->CurrentState);
2491     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2492 }
2493
2494 - (BOOL) halfConfigured {
2495     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2496 }
2497
2498 - (BOOL) halfInstalled {
2499     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2500 }
2501
2502 - (BOOL) hasMode {
2503     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2504     return state.Mode != pkgDepCache::ModeKeep;
2505 }
2506
2507 - (NSString *) mode {
2508     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2509
2510     switch (state.Mode) {
2511         case pkgDepCache::ModeDelete:
2512             if ((state.iFlags & pkgDepCache::Purge) != 0)
2513                 return @"PURGE";
2514             else
2515                 return @"REMOVE";
2516         case pkgDepCache::ModeKeep:
2517             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2518                 return @"REINSTALL";
2519             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2520                 return nil;*/
2521             else
2522                 return nil;
2523         case pkgDepCache::ModeInstall:
2524             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2525                 return @"REINSTALL";
2526             else*/ switch (state.Status) {
2527                 case -1:
2528                     return @"DOWNGRADE";
2529                 case 0:
2530                     return @"INSTALL";
2531                 case 1:
2532                     return @"UPGRADE";
2533                 case 2:
2534                     return @"NEW_INSTALL";
2535                 _nodefault
2536             }
2537         _nodefault
2538     }
2539 }
2540
2541 - (NSString *) id {
2542     return id_;
2543 }
2544
2545 - (NSString *) name {
2546     return name_.empty() ? id_ : name_;
2547 }
2548
2549 - (UIImage *) icon {
2550     NSString *section = [self simpleSection];
2551
2552     UIImage *icon(nil);
2553     if (parsed_ != NULL)
2554         if (NSString *href = parsed_->icon_)
2555             if ([href hasPrefix:@"file:///"])
2556                 // XXX: correct escaping
2557                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2558     if (icon == nil) if (section != nil)
2559         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2560     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2561         if ([dicon hasPrefix:@"file:///"])
2562             // XXX: correct escaping
2563             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2564     if (icon == nil)
2565         icon = [UIImage applicationImageNamed:@"unknown.png"];
2566     return icon;
2567 }
2568
2569 - (NSString *) homepage {
2570     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2571 }
2572
2573 - (NSString *) depiction {
2574     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2575 }
2576
2577 - (Address *) sponsor {
2578     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2579 }
2580
2581 - (Address *) author {
2582     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2583 }
2584
2585 - (NSString *) support {
2586     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2587 }
2588
2589 - (NSArray *) files {
2590     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2591     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2592
2593     std::ifstream fin;
2594     fin.open([path UTF8String]);
2595     if (!fin.is_open())
2596         return nil;
2597
2598     std::string line;
2599     while (std::getline(fin, line))
2600         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2601
2602     return files;
2603 }
2604
2605 - (NSArray *) warnings {
2606     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2607     const char *name(iterator_.Name());
2608
2609     size_t length(strlen(name));
2610     if (length < 2) invalid:
2611         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2612     else for (size_t i(0); i != length; ++i)
2613         if (
2614             /* XXX: technically this is not allowed */
2615             (name[i] < 'A' || name[i] > 'Z') &&
2616             (name[i] < 'a' || name[i] > 'z') &&
2617             (name[i] < '0' || name[i] > '9') &&
2618             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2619         ) goto invalid;
2620
2621     if (strcmp(name, "cydia") != 0) {
2622         bool cydia = false;
2623         bool user = false;
2624         bool _private = false;
2625         bool stash = false;
2626
2627         bool repository = [[self section] isEqualToString:@"Repositories"];
2628
2629         if (NSArray *files = [self files])
2630             for (NSString *file in files)
2631                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2632                     cydia = true;
2633                 else if (!user && [file isEqualToString:@"/User"])
2634                     user = true;
2635                 else if (!_private && [file isEqualToString:@"/private"])
2636                     _private = true;
2637                 else if (!stash && [file isEqualToString:@"/var/stash"])
2638                     stash = true;
2639
2640         /* XXX: this is not sensitive enough. only some folders are valid. */
2641         if (cydia && !repository)
2642             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2643         if (user)
2644             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2645         if (_private)
2646             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2647         if (stash)
2648             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2649     }
2650
2651     return [warnings count] == 0 ? nil : warnings;
2652 }
2653
2654 - (NSArray *) applications {
2655     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2656
2657     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2658
2659     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2660     if (NSArray *files = [self files])
2661         for (NSString *file in files)
2662             if (application_r(file)) {
2663                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2664                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2665                 if ([id isEqualToString:me])
2666                     continue;
2667
2668                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2669                 if (display == nil)
2670                     display = application_r[1];
2671
2672                 NSString *bundle([file stringByDeletingLastPathComponent]);
2673                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2674                 if (icon == nil || [icon length] == 0)
2675                     icon = @"icon.png";
2676                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2677
2678                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2679                 [applications addObject:application];
2680
2681                 [application addObject:id];
2682                 [application addObject:display];
2683                 [application addObject:url];
2684             }
2685
2686     return [applications count] == 0 ? nil : applications;
2687 }
2688
2689 - (Source *) source {
2690     if (source_ == nil) {
2691         @synchronized (database_) {
2692             if ([database_ era] != era_ || file_.end())
2693                 source_ = (Source *) [NSNull null];
2694             else
2695                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2696         }
2697     }
2698
2699     return source_ == (Source *) [NSNull null] ? nil : source_;
2700 }
2701
2702 - (BOOL) matches:(NSString *)text {
2703     if (text == nil)
2704         return NO;
2705
2706     NSRange range;
2707
2708     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2709     if (range.location != NSNotFound)
2710         return YES;
2711
2712     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2713     if (range.location != NSNotFound)
2714         return YES;
2715
2716     [self parse];
2717
2718     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2719     if (range.location != NSNotFound)
2720         return YES;
2721
2722     return NO;
2723 }
2724
2725 - (bool) hasSupportingRole {
2726     if (role_ == 0)
2727         return true;
2728     if (role_ == 1)
2729         return true;
2730     if ([Role_ isEqualToString:@"User"])
2731         return false;
2732     if (role_ == 2)
2733         return true;
2734     if ([Role_ isEqualToString:@"Hacker"])
2735         return false;
2736     if (role_ == 3)
2737         return true;
2738     if ([Role_ isEqualToString:@"Developer"])
2739         return false;
2740     _assert(false);
2741 }
2742
2743 - (BOOL) hasTag:(NSString *)tag {
2744     return tags_ == nil ? NO : [tags_ containsObject:tag];
2745 }
2746
2747 - (NSString *) primaryPurpose {
2748     for (NSString *tag in tags_)
2749         if ([tag hasPrefix:@"purpose::"])
2750             return [tag substringFromIndex:9];
2751     return nil;
2752 }
2753
2754 - (NSArray *) purposes {
2755     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2756     for (NSString *tag in tags_)
2757         if ([tag hasPrefix:@"purpose::"])
2758             [purposes addObject:[tag substringFromIndex:9]];
2759     return [purposes count] == 0 ? nil : purposes;
2760 }
2761
2762 - (bool) isCommercial {
2763     return [self hasTag:@"cydia::commercial"];
2764 }
2765
2766 - (void) setIndex:(size_t)index {
2767     if (metadata_->index_ != index)
2768         metadata_->index_ = index;
2769 }
2770
2771 - (CYString &) cyname {
2772     return name_.empty() ? id_ : name_;
2773 }
2774
2775 - (uint32_t) compareBySection:(NSArray *)sections {
2776     NSString *section([self section]);
2777     for (size_t i(0), e([sections count]); i != e; ++i) {
2778         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2779             return i;
2780     }
2781
2782     return _not(uint32_t);
2783 }
2784
2785 - (void) clear {
2786 @synchronized (database_) {
2787     pkgProblemResolver *resolver = [database_ resolver];
2788     resolver->Clear(iterator_);
2789
2790     pkgCacheFile &cache([database_ cache]);
2791     cache->SetReInstall(iterator_, false);
2792     cache->MarkKeep(iterator_, false);
2793 } }
2794
2795 - (void) install {
2796 @synchronized (database_) {
2797     pkgProblemResolver *resolver = [database_ resolver];
2798     resolver->Clear(iterator_);
2799     resolver->Protect(iterator_);
2800
2801     pkgCacheFile &cache([database_ cache]);
2802     cache->SetReInstall(iterator_, false);
2803     cache->MarkInstall(iterator_, false);
2804
2805     pkgDepCache::StateCache &state((*cache)[iterator_]);
2806     if (!state.Install())
2807         cache->SetReInstall(iterator_, true);
2808 } }
2809
2810 - (void) remove {
2811 @synchronized (database_) {
2812     pkgProblemResolver *resolver = [database_ resolver];
2813     resolver->Clear(iterator_);
2814     resolver->Remove(iterator_);
2815     resolver->Protect(iterator_);
2816
2817     pkgCacheFile &cache([database_ cache]);
2818     cache->SetReInstall(iterator_, false);
2819     cache->MarkDelete(iterator_, true);
2820 } }
2821
2822 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2823     _profile(Package$isUnfilteredAndSearchedForBy)
2824         bool value(true);
2825
2826         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2827             value &= [self unfiltered];
2828         _end
2829
2830         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2831             value &= [self matches:search];
2832         _end
2833
2834         return value;
2835     _end
2836 }
2837
2838 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
2839     if ([search length] == 0)
2840         return false;
2841
2842     _profile(Package$isUnfilteredAndSelectedForBy)
2843         bool value(true);
2844
2845         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
2846             value &= [self unfiltered];
2847         _end
2848
2849         _profile(Package$isUnfilteredAndSelectedForBy$Match)
2850             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
2851         _end
2852
2853         return value;
2854     _end
2855 }
2856
2857 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
2858     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
2859 }
2860
2861 - (bool) isVisibleInSection:(NSString *)name {
2862     NSString *section([self section]);
2863
2864     return (
2865         name == nil ||
2866         section == nil && [name length] == 0 ||
2867         [name isEqualToString:section]
2868     ) && [self visible];
2869 }
2870
2871 - (bool) isVisibleInSource:(Source *)source {
2872     return [self source] == source && [self visible];
2873 }
2874
2875 @end
2876 /* }}} */
2877 /* Section Class {{{ */
2878 @interface Section : NSObject {
2879     NSString *name_;
2880     unichar index_;
2881     size_t row_;
2882     size_t count_;
2883     NSString *localized_;
2884 }
2885
2886 - (NSComparisonResult) compareByLocalized:(Section *)section;
2887 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2888 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2889 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2890 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2891 - (NSString *) name;
2892 - (unichar) index;
2893
2894 - (size_t) row;
2895 - (size_t) count;
2896
2897 - (void) addToRow;
2898 - (void) addToCount;
2899
2900 - (void) setCount:(size_t)count;
2901 - (NSString *) localized;
2902
2903 @end
2904
2905 @implementation Section
2906
2907 - (void) dealloc {
2908     [name_ release];
2909     if (localized_ != nil)
2910         [localized_ release];
2911     [super dealloc];
2912 }
2913
2914 - (NSComparisonResult) compareByLocalized:(Section *)section {
2915     NSString *lhs(localized_);
2916     NSString *rhs([section localized]);
2917
2918     /*if ([lhs length] != 0 && [rhs length] != 0) {
2919         unichar lhc = [lhs characterAtIndex:0];
2920         unichar rhc = [rhs characterAtIndex:0];
2921
2922         if (isalpha(lhc) && !isalpha(rhc))
2923             return NSOrderedAscending;
2924         else if (!isalpha(lhc) && isalpha(rhc))
2925             return NSOrderedDescending;
2926     }*/
2927
2928     return [lhs compare:rhs options:LaxCompareOptions_];
2929 }
2930
2931 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2932     if ((self = [self initWithName:name localize:NO]) != nil) {
2933         if (localized != nil)
2934             localized_ = [localized retain];
2935     } return self;
2936 }
2937
2938 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2939     return [self initWithName:name row:0 localize:localize];
2940 }
2941
2942 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2943     if ((self = [super init]) != nil) {
2944         name_ = [name retain];
2945         index_ = '\0';
2946         row_ = row;
2947         if (localize)
2948             localized_ = [LocalizeSection(name_) retain];
2949     } return self;
2950 }
2951
2952 /* XXX: localize the index thingees */
2953 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2954     if ((self = [super init]) != nil) {
2955         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2956         index_ = index;
2957         row_ = row;
2958     } return self;
2959 }
2960
2961 - (NSString *) name {
2962     return name_;
2963 }
2964
2965 - (unichar) index {
2966     return index_;
2967 }
2968
2969 - (size_t) row {
2970     return row_;
2971 }
2972
2973 - (size_t) count {
2974     return count_;
2975 }
2976
2977 - (void) addToRow {
2978     ++row_;
2979 }
2980
2981 - (void) addToCount {
2982     ++count_;
2983 }
2984
2985 - (void) setCount:(size_t)count {
2986     count_ = count;
2987 }
2988
2989 - (NSString *) localized {
2990     return localized_;
2991 }
2992
2993 @end
2994 /* }}} */
2995
2996 static NSString *Colon_;
2997 static NSString *Elision_;
2998 static NSString *Error_;
2999 static NSString *Warning_;
3000
3001 /* Database Implementation {{{ */
3002 @implementation Database
3003
3004 + (Database *) sharedInstance {
3005     static Database *instance;
3006     if (instance == nil)
3007         instance = [[Database alloc] init];
3008     return instance;
3009 }
3010
3011 - (unsigned) era {
3012     return era_;
3013 }
3014
3015 - (void) releasePackages {
3016     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3017     CFArrayRemoveAllValues(packages_);
3018 }
3019
3020 - (void) dealloc {
3021     // XXX: actually implement this thing
3022     _assert(false);
3023     if (deadSources_)
3024             CFRelease(deadSources_);
3025     [self releasePackages];
3026     apr_pool_destroy(pool_);
3027     NSRecycleZone(zone_);
3028     [super dealloc];
3029 }
3030
3031 - (void) _readCydia:(NSNumber *)fd { _pooled
3032     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3033     std::istream is(&ib);
3034     std::string line;
3035
3036     static Pcre finish_r("^finish:([^:]*)$");
3037
3038     while (std::getline(is, line)) {
3039         const char *data(line.c_str());
3040         size_t size = line.size();
3041         lprintf("C:%s\n", data);
3042
3043         if (finish_r(data, size)) {
3044             NSString *finish = finish_r[1];
3045             int index = [Finishes_ indexOfObject:finish];
3046             if (index != INT_MAX && index > Finish_)
3047                 Finish_ = index;
3048         }
3049     }
3050
3051     _assume(false);
3052 }
3053
3054 - (void) _readStatus:(NSNumber *)fd { _pooled
3055     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3056     std::istream is(&ib);
3057     std::string line;
3058
3059     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3060     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3061
3062     while (std::getline(is, line)) {
3063         const char *data(line.c_str());
3064         size_t size(line.size());
3065         lprintf("S:%s\n", data);
3066
3067         if (conffile_r(data, size)) {
3068             [delegate_ setConfigurationData:conffile_r[1]];
3069         } else if (strncmp(data, "status: ", 8) == 0) {
3070             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3071             [delegate_ setProgressTitle:string];
3072         } else if (pmstatus_r(data, size)) {
3073             std::string type([pmstatus_r[1] UTF8String]);
3074             NSString *id = pmstatus_r[2];
3075
3076             float percent([pmstatus_r[3] floatValue]);
3077             [delegate_ setProgressPercent:(percent / 100)];
3078
3079             NSString *string = pmstatus_r[4];
3080
3081             if (type == "pmerror")
3082                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3083                     withObject:[NSArray arrayWithObjects:string, id, nil]
3084                     waitUntilDone:YES
3085                 ];
3086             else if (type == "pmstatus") {
3087                 [delegate_ setProgressTitle:string];
3088             } else if (type == "pmconffile")
3089                 [delegate_ setConfigurationData:string];
3090             else
3091                 lprintf("E:unknown pmstatus\n");
3092         } else
3093             lprintf("E:unknown status\n");
3094     }
3095
3096     _assume(false);
3097 }
3098
3099 - (void) _readOutput:(NSNumber *)fd { _pooled
3100     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3101     std::istream is(&ib);
3102     std::string line;
3103
3104     while (std::getline(is, line)) {
3105         lprintf("O:%s\n", line.c_str());
3106         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3107     }
3108
3109     _assume(false);
3110 }
3111
3112 - (FILE *) input {
3113     return input_;
3114 }
3115
3116 - (Package *) packageWithName:(NSString *)name {
3117 @synchronized (self) {
3118     if (static_cast<pkgDepCache *>(cache_) == NULL)
3119         return nil;
3120     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3121     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3122 } }
3123
3124 - (id) init {
3125     if ((self = [super init]) != nil) {
3126         policy_ = NULL;
3127         records_ = NULL;
3128         resolver_ = NULL;
3129         fetcher_ = NULL;
3130         lock_ = NULL;
3131
3132         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3133         apr_pool_create(&pool_, NULL);
3134
3135         size_t capacity(MetaFile_->active_);
3136         if (capacity == 0)
3137             capacity = 16384;
3138         else
3139             capacity += 1024;
3140
3141         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3142         deadSources_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks);
3143
3144         int fds[2];
3145
3146         _assert(pipe(fds) != -1);
3147         cydiafd_ = fds[1];
3148
3149         _config->Set("APT::Keep-Fds::", cydiafd_);
3150         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3151
3152         [NSThread
3153             detachNewThreadSelector:@selector(_readCydia:)
3154             toTarget:self
3155             withObject:[NSNumber numberWithInt:fds[0]]
3156         ];
3157
3158         _assert(pipe(fds) != -1);
3159         statusfd_ = fds[1];
3160
3161         [NSThread
3162             detachNewThreadSelector:@selector(_readStatus:)
3163             toTarget:self
3164             withObject:[NSNumber numberWithInt:fds[0]]
3165         ];
3166
3167         _assert(pipe(fds) != -1);
3168         _assert(dup2(fds[0], 0) != -1);
3169         _assert(close(fds[0]) != -1);
3170
3171         input_ = fdopen(fds[1], "a");
3172
3173         _assert(pipe(fds) != -1);
3174         _assert(dup2(fds[1], 1) != -1);
3175         _assert(close(fds[1]) != -1);
3176
3177         [NSThread
3178             detachNewThreadSelector:@selector(_readOutput:)
3179             toTarget:self
3180             withObject:[NSNumber numberWithInt:fds[0]]
3181         ];
3182     } return self;
3183 }
3184
3185 - (pkgCacheFile &) cache {
3186     return cache_;
3187 }
3188
3189 - (pkgDepCache::Policy *) policy {
3190     return policy_;
3191 }
3192
3193 - (pkgRecords *) records {
3194     return records_;
3195 }
3196
3197 - (pkgProblemResolver *) resolver {
3198     return resolver_;
3199 }
3200
3201 - (pkgAcquire &) fetcher {
3202     return *fetcher_;
3203 }
3204
3205 - (pkgSourceList &) list {
3206     return *list_;
3207 }
3208
3209 - (NSArray *) packages {
3210     return (NSArray *) packages_;
3211 }
3212
3213 - (NSArray *) sources {
3214     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3215     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3216         [sources addObject:i->second];
3217     [sources addObjectsFromArray:(NSArray *)deadSources_];
3218     return sources;
3219 }
3220
3221 - (NSArray *) issues {
3222     if (cache_->BrokenCount() == 0)
3223         return nil;
3224
3225     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3226
3227     for (Package *package in [self packages]) {
3228         if (![package broken])
3229             continue;
3230         pkgCache::PkgIterator pkg([package iterator]);
3231
3232         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3233         [entry addObject:[package name]];
3234         [issues addObject:entry];
3235
3236         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3237         if (ver.end())
3238             continue;
3239
3240         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3241             pkgCache::DepIterator start;
3242             pkgCache::DepIterator end;
3243             dep.GlobOr(start, end); // ++dep
3244
3245             if (!cache_->IsImportantDep(end))
3246                 continue;
3247             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3248                 continue;
3249
3250             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3251             [entry addObject:failure];
3252             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3253
3254             NSString *name([NSString stringWithUTF8String:start.TargetPkg().Name()]);
3255             if (Package *package = [self packageWithName:name])
3256                 name = [package name];
3257             [failure addObject:name];
3258
3259             pkgCache::PkgIterator target(start.TargetPkg());
3260             if (target->ProvidesList != 0)
3261                 [failure addObject:@"?"];
3262             else {
3263                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3264                 if (!ver.end())
3265                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3266                 else if (!cache_[target].CandidateVerIter(cache_).end())
3267                     [failure addObject:@"-"];
3268                 else if (target->ProvidesList == 0)
3269                     [failure addObject:@"!"];
3270                 else
3271                     [failure addObject:@"%"];
3272             }
3273
3274             _forever {
3275                 if (start.TargetVer() != 0)
3276                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3277                 if (start == end)
3278                     break;
3279                 ++start;
3280             }
3281         }
3282     }
3283
3284     return issues;
3285 }
3286
3287 - (bool) popErrorWithTitle:(NSString *)title {
3288     bool fatal(false);
3289     std::string message;
3290
3291     while (!_error->empty()) {
3292         std::string error;
3293         bool warning(!_error->PopMessage(error));
3294         if (!warning)
3295             fatal = true;
3296         for (;;) {
3297             size_t size(error.size());
3298             if (size == 0 || error[size - 1] != '\n')
3299                 break;
3300             error.resize(size - 1);
3301         }
3302         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3303
3304         if (!message.empty())
3305             message += "\n\n";
3306         message += error;
3307     }
3308
3309     if (fatal && !message.empty())
3310         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3311
3312     return fatal;
3313 }
3314
3315 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3316     return [self popErrorWithTitle:title] || !success;
3317 }
3318
3319 - (void) reloadData { CYPoolStart() {
3320 @synchronized (self) {
3321     ++era_;
3322
3323     [self releasePackages];
3324
3325     sources_.clear();
3326     CFArrayRemoveAllValues(deadSources_);
3327
3328     _error->Discard();
3329
3330     delete list_;
3331     list_ = NULL;
3332     manager_ = NULL;
3333     delete lock_;
3334     lock_ = NULL;
3335     delete fetcher_;
3336     fetcher_ = NULL;
3337     delete resolver_;
3338     resolver_ = NULL;
3339     delete records_;
3340     records_ = NULL;
3341     delete policy_;
3342     policy_ = NULL;
3343
3344     cache_.Close();
3345
3346     apr_pool_clear(pool_);
3347
3348     NSRecycleZone(zone_);
3349     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3350
3351     int chk(creat("/tmp/cydia.chk", 0644));
3352     if (chk != -1)
3353         close(chk);
3354
3355     NSString *title(UCLocalize("DATABASE"));
3356
3357     _trace();
3358     while (!cache_.Open(progress_, true)) { pop:
3359         std::string error;
3360         bool warning(!_error->PopMessage(error));
3361         lprintf("cache_.Open():[%s]\n", error.c_str());
3362
3363         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3364             [delegate_ repairWithSelector:@selector(configure)];
3365         else if (error == "The package lists or status file could not be parsed or opened.")
3366             [delegate_ repairWithSelector:@selector(update)];
3367         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3368         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3369             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3370         // else if (error == "The list of sources could not be read.")
3371         else {
3372             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3373             return;
3374         }
3375
3376         if (warning)
3377             goto pop;
3378         _error->Discard();
3379     }
3380     _trace();
3381
3382     unlink("/tmp/cydia.chk");
3383
3384     now_ = [[NSDate date] timeIntervalSince1970];
3385
3386     policy_ = new pkgDepCache::Policy();
3387     records_ = new pkgRecords(cache_);
3388     resolver_ = new pkgProblemResolver(cache_);
3389     fetcher_ = new pkgAcquire(&status_);
3390     lock_ = NULL;
3391
3392     list_ = new pkgSourceList();
3393     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3394         return;
3395
3396     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3397         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3398         return;
3399     }
3400
3401     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3402         return;
3403
3404     if (cache_->BrokenCount() != 0) {
3405         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3406             return;
3407
3408         if (cache_->BrokenCount() != 0) {
3409             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3410             return;
3411         }
3412
3413         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3414             return;
3415     }
3416
3417     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3418         bool found = false;
3419         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3420         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3421             // XXX: this could be more intelligent
3422             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3423                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3424                 if (!cached.end()) {
3425                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3426                     found = true;
3427                 }
3428             }
3429         if (!found)
3430             CFArrayAppendValue(deadSources_, [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3431     }
3432
3433     {
3434         /*std::vector<Package *> packages;
3435         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3436         [packages_ release];
3437         packages_ = nil;*/
3438
3439         _trace();
3440
3441         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3442             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3443                 //packages.push_back(package);
3444                 CFArrayAppendValue(packages_, [package retain]);
3445
3446         _trace();
3447
3448         /*if (packages.empty())
3449             packages_ = [[NSArray alloc] init];
3450         else
3451             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3452         _trace();*/
3453
3454         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3455         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3456         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3457
3458         /*_trace();
3459         PrintTimes();
3460         _trace();*/
3461
3462         _trace();
3463
3464         /*if (!packages.empty())
3465             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3466         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3467
3468         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3469
3470         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3471
3472         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3473
3474         _trace();
3475
3476         size_t count(CFArrayGetCount(packages_));
3477         MetaFile_->active_ = count;
3478
3479         for (size_t index(0); index != count; ++index)
3480             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3481
3482         _trace();
3483     }
3484 } } CYPoolEnd() _trace(); }
3485
3486 - (void) clear {
3487 @synchronized (self) {
3488     delete resolver_;
3489     resolver_ = new pkgProblemResolver(cache_);
3490
3491     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3492         if (!cache_[iterator].Keep())
3493             cache_->MarkKeep(iterator, false);
3494         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3495             cache_->SetReInstall(iterator, false);
3496 } }
3497
3498 - (void) configure {
3499     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3500     _trace();
3501     system([dpkg UTF8String]);
3502     _trace();
3503 }
3504
3505 - (bool) clean {
3506     // XXX: I don't remember this condition
3507     if (lock_ != NULL)
3508         return false;
3509
3510     FileFd Lock;
3511     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3512
3513     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3514
3515     if ([self popErrorWithTitle:title])
3516         return false;
3517
3518     pkgAcquire fetcher;
3519     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3520
3521     class LogCleaner :
3522         public pkgArchiveCleaner
3523     {
3524       protected:
3525         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3526             unlink(File);
3527         }
3528     } cleaner;
3529
3530     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3531         return false;
3532
3533     return true;
3534 }
3535
3536 - (bool) prepare {
3537     fetcher_->Shutdown();
3538
3539     pkgRecords records(cache_);
3540
3541     lock_ = new FileFd();
3542     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3543
3544     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3545
3546     if ([self popErrorWithTitle:title])
3547         return false;
3548
3549     pkgSourceList list;
3550     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3551         return false;
3552
3553     manager_ = (_system->CreatePM(cache_));
3554     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3555         return false;
3556
3557     return true;
3558 }
3559
3560 - (void) perform {
3561     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3562
3563     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3564         pkgSourceList list;
3565         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3566             return;
3567         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3568             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3569     }
3570
3571     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3572         _trace();
3573         return;
3574     }
3575
3576     [CydiaApp retainNetworkActivityIndicator];
3577
3578     bool failed = false;
3579     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3580         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3581             continue;
3582         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3583             continue;
3584
3585         std::string uri = (*item)->DescURI();
3586         std::string error = (*item)->ErrorText;
3587
3588         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3589         failed = true;
3590
3591         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3592             withObject:[NSArray arrayWithObjects:
3593                 [NSString stringWithUTF8String:error.c_str()],
3594             nil]
3595             waitUntilDone:YES
3596         ];
3597     }
3598
3599     [CydiaApp releaseNetworkActivityIndicator];
3600
3601     if (failed) {
3602         _trace();
3603         return;
3604     }
3605
3606     _system->UnLock();
3607     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3608
3609     if (_error->PendingError()) {
3610         _trace();
3611         return;
3612     }
3613
3614     if (result == pkgPackageManager::Failed) {
3615         _trace();
3616         return;
3617     }
3618
3619     if (result != pkgPackageManager::Completed) {
3620         _trace();
3621         return;
3622     }
3623
3624     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3625         pkgSourceList list;
3626         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3627             return;
3628         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3629             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3630     }
3631
3632     if (![before isEqualToArray:after])
3633         [self update];
3634 }
3635
3636 - (bool) upgrade {
3637     NSString *title(UCLocalize("UPGRADE"));
3638     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3639         return false;
3640     return true;
3641 }
3642
3643 - (void) update {
3644     [self updateWithStatus:status_];
3645 }
3646
3647 - (void) updateWithStatus:(Status &)status {
3648     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3649     NSString *title(UCLocalize("REFRESHING_DATA"));
3650
3651     pkgSourceList list;
3652     if (!list.ReadMainList())
3653         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3654
3655     FileFd lock;
3656     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3657     if ([self popErrorWithTitle:title])
3658         return;
3659
3660     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3661         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3662         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3663
3664     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3665     Changed_ = true;
3666 }
3667
3668 - (void) setDelegate:(id)delegate {
3669     delegate_ = delegate;
3670     status_.setDelegate(delegate);
3671     progress_.setDelegate(delegate);
3672 }
3673
3674 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3675     SourceMap::const_iterator i(sources_.find(file->ID));
3676     return i == sources_.end() ? nil : i->second;
3677 }
3678
3679 - (NSString *) mappedSectionForPointer:(const char *)section {
3680     _H<NSString> *mapped;
3681
3682     _profile(Database$mappedSectionForPointer$Cache)
3683         mapped = &sections_[section];
3684     _end
3685
3686     if (*mapped == NULL) {
3687         size_t length(strlen(section));
3688         char spaced[length + 1];
3689
3690         _profile(Database$mappedSectionForPointer$Replace)
3691             for (size_t index(0); index != length; ++index)
3692                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3693             spaced[length] = '\0';
3694         _end
3695
3696         NSString *string;
3697
3698         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3699             string = [NSString stringWithUTF8String:spaced];
3700         _end
3701
3702         _profile(Database$mappedSectionForPointer$Map)
3703             string = [SectionMap_ objectForKey:string] ?: string;
3704         _end
3705
3706         *mapped = string;
3707     } return *mapped;
3708 }
3709
3710 @end
3711 /* }}} */
3712
3713 /* Web Scripting {{{ */
3714 @interface CydiaObject : NSObject {
3715     id indirect_;
3716     _transient id delegate_;
3717 }
3718
3719 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3720 @end
3721
3722 @implementation CydiaObject
3723
3724 - (void) dealloc {
3725     [indirect_ release];
3726     [super dealloc];
3727 }
3728
3729 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3730     if ((self = [super init]) != nil) {
3731         indirect_ = [indirect retain];
3732     } return self;
3733 }
3734
3735 - (void) setDelegate:(id)delegate {
3736     delegate_ = delegate;
3737 }
3738
3739 + (NSArray *) _attributeKeys {
3740     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3741 }
3742
3743 - (NSArray *) attributeKeys {
3744     return [[self class] _attributeKeys];
3745 }
3746
3747 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3748     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3749 }
3750
3751 - (NSString *) device {
3752     return [[UIDevice currentDevice] uniqueIdentifier];
3753 }
3754
3755 #if 0 // XXX: implement!
3756 - (NSString *) mac {
3757     if (![indirect_ promptForSensitive:@"Mac Address"])
3758         return nil;
3759 }
3760
3761 - (NSString *) serial {
3762     if (![indirect_ promptForSensitive:@"Serial #"])
3763         return nil;
3764 }
3765
3766 - (NSString *) firewire {
3767     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3768         return nil;
3769 }
3770
3771 - (NSString *) imei {
3772     if (![indirect_ promptForSensitive:@"IMEI"])
3773         return nil;
3774 }
3775 #endif
3776
3777 + (NSString *) webScriptNameForSelector:(SEL)selector {
3778     if (selector == @selector(close))
3779         return @"close";
3780     else if (selector == @selector(getInstalledPackages))
3781         return @"getInstalledPackages";
3782     else if (selector == @selector(getPackageById:))
3783         return @"getPackageById";
3784     else if (selector == @selector(installPackages:))
3785         return @"installPackages";
3786     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3787         return @"setButtonImage";
3788     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3789         return @"setButtonTitle";
3790     else if (selector == @selector(setPopupHook:))
3791         return @"setPopupHook";
3792     else if (selector == @selector(setSpecial:))
3793         return @"setSpecial";
3794     else if (selector == @selector(setToken:))
3795         return @"setToken";
3796     else if (selector == @selector(setViewportWidth:))
3797         return @"setViewportWidth";
3798     else if (selector == @selector(supports:))
3799         return @"supports";
3800     else if (selector == @selector(stringWithFormat:arguments:))
3801         return @"format";
3802     else if (selector == @selector(localizedStringForKey:value:table:))
3803         return @"localize";
3804     else if (selector == @selector(du:))
3805         return @"du";
3806     else if (selector == @selector(statfs:))
3807         return @"statfs";
3808     else
3809         return nil;
3810 }
3811
3812 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3813     return [self webScriptNameForSelector:selector] == nil;
3814 }
3815
3816 - (BOOL) supports:(NSString *)feature {
3817     return [feature isEqualToString:@"window.open"];
3818 }
3819
3820 - (NSArray *) getInstalledPackages {
3821     NSArray *packages([[Database sharedInstance] packages]);
3822     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3823     for (Package *package in packages)
3824         if ([package installed] != nil)
3825             [installed addObject:package];
3826     return installed;
3827 }
3828
3829 - (Package *) getPackageById:(NSString *)id {
3830     Package *package([[Database sharedInstance] packageWithName:id]);
3831     [package parse];
3832     return package;
3833 }
3834
3835 - (NSArray *) statfs:(NSString *)path {
3836     struct statfs stat;
3837
3838     if (path == nil || statfs([path UTF8String], &stat) == -1)
3839         return nil;
3840
3841     return [NSArray arrayWithObjects:
3842         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3843         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3844         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3845     nil];
3846 }
3847
3848 - (NSNumber *) du:(NSString *)path {
3849     NSNumber *value(nil);
3850
3851     int fds[2];
3852     _assert(pipe(fds) != -1);
3853
3854     pid_t pid(ExecFork());
3855     if (pid == 0) {
3856         _assert(dup2(fds[1], 1) != -1);
3857         _assert(close(fds[0]) != -1);
3858         _assert(close(fds[1]) != -1);
3859         /* XXX: this should probably not use du */
3860         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3861         exit(1);
3862         _assert(false);
3863     }
3864
3865     _assert(close(fds[1]) != -1);
3866
3867     if (FILE *du = fdopen(fds[0], "r")) {
3868         char line[1024];
3869         while (fgets(line, sizeof(line), du) != NULL) {
3870             size_t length(strlen(line));
3871             while (length != 0 && line[length - 1] == '\n')
3872                 line[--length] = '\0';
3873             if (char *tab = strchr(line, '\t')) {
3874                 *tab = '\0';
3875                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3876             }
3877         }
3878
3879         fclose(du);
3880     } else _assert(close(fds[0]));
3881
3882     int status;
3883   wait:
3884     if (waitpid(pid, &status, 0) == -1)
3885         if (errno == EINTR)
3886             goto wait;
3887         else _assert(false);
3888
3889     return value;
3890 }
3891
3892 - (void) close {
3893     [indirect_ close];
3894 }
3895
3896 - (void) installPackages:(NSArray *)packages {
3897     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
3898 }
3899
3900 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3901     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3902 }
3903
3904 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3905     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3906 }
3907
3908 - (void) setSpecial:(id)function {
3909     [indirect_ setSpecial:function];
3910 }
3911
3912 - (void) setToken:(NSString *)token {
3913     if (Token_ != nil)
3914         [Token_ release];
3915     Token_ = [token retain];
3916
3917     [Metadata_ setObject:Token_ forKey:@"Token"];
3918     Changed_ = true;
3919 }
3920
3921 - (void) setPopupHook:(id)function {
3922     [indirect_ setPopupHook:function];
3923 }
3924
3925 - (void) setViewportWidth:(float)width {
3926     [indirect_ setViewportWidth:width];
3927 }
3928
3929 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3930     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3931     unsigned count([arguments count]);
3932     id values[count];
3933     for (unsigned i(0); i != count; ++i)
3934         values[i] = [arguments objectAtIndex:i];
3935     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3936 }
3937
3938 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3939     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3940         value = nil;
3941     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3942         table = nil;
3943     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3944 }
3945
3946 @end
3947 /* }}} */
3948
3949 /* @ Loading... Indicator {{{ */
3950 @interface CYLoadingIndicator : UIView {
3951     UIActivityIndicatorView *spinner_;
3952     UILabel *label_;
3953     UIView *container_;
3954 }
3955
3956 @property (readonly, nonatomic) UILabel *label;
3957 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
3958
3959 @end
3960
3961 @implementation CYLoadingIndicator
3962
3963 - (id)initWithFrame:(CGRect)frame {
3964     if ((self = [super initWithFrame:frame])) {
3965         container_ = [[[UIView alloc] init] autorelease];
3966         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
3967
3968         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
3969         [spinner_ startAnimating];
3970         [container_ addSubview:spinner_];
3971
3972         label_ = [[[UILabel alloc] init] autorelease];
3973         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
3974         [label_ setBackgroundColor:[UIColor clearColor]];
3975         [label_ setTextColor:[UIColor blackColor]];
3976         [label_ setShadowColor:[UIColor whiteColor]];
3977         [label_ setShadowOffset:CGSizeMake(0, 1)];
3978         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
3979         [container_ addSubview:label_];
3980
3981         CGSize viewsize = frame.size;
3982         CGSize spinnersize = [spinner_ bounds].size;
3983         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
3984         float bothwidth = spinnersize.width + textsize.width + 5.0f;
3985
3986         CGRect containrect = {
3987             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
3988             CGSizeMake(bothwidth, spinnersize.height)
3989         };
3990         CGRect textrect = {
3991             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
3992             textsize
3993         };
3994         CGRect spinrect = {
3995             CGPointZero,
3996             spinnersize
3997         };
3998
3999         [container_ setFrame:containrect];
4000         [spinner_ setFrame:spinrect];
4001         [label_ setFrame:textrect];
4002         [self addSubview:container_];
4003     }
4004
4005     return self;
4006 }
4007
4008 - (UILabel *)label { return label_; }
4009 - (UIActivityIndicatorView *)activityIndicatorView { return spinner_; }
4010
4011 @end
4012 /* }}} */
4013 /* Emulated Loading Controller {{{ */
4014 @interface CYEmulatedLoadingController : CYViewController <
4015     ProgressDelegate,
4016     ConfigurationDelegate
4017 > {
4018     _transient Database *database_;
4019     CYLoadingIndicator *indicator_;
4020     UITabBar *tabbar_;
4021     UINavigationBar *navbar_;
4022 }
4023 @end
4024
4025 @implementation CYEmulatedLoadingController
4026
4027 - (void) dealloc {
4028     [self releaseSubviews];
4029     [database_ setDelegate:nil];
4030
4031     [super dealloc];
4032 }
4033
4034 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4035     CYAlertView *sheet([[[CYAlertView alloc]
4036         initWithTitle:title
4037         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4038         defaultButtonIndex:0
4039     ] autorelease]);
4040
4041     [sheet setMessage:error];
4042     [sheet yieldToPopupAlertAnimated:YES];
4043     [sheet dismiss];
4044 }
4045
4046 - (void) setProgressTitle:(NSString *)title { }
4047 - (void) setProgressPercent:(float)percent { }
4048 - (void) startProgress { }
4049 - (void) addProgressOutput:(NSString *)output { }
4050 - (bool) isCancelling:(size_t)received { return NO; }
4051 - (void) setConfigurationData:(NSString *)data { }
4052
4053 - (void) repairWithSelector:(SEL)selector {
4054     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4055     [database_ performSelector:selector];
4056     sleep(10);
4057     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4058 }
4059
4060 - (id) initWithDatabase:(Database *)database {
4061     if ((self = [super init])) {
4062         database_ = database;
4063         [database_ setDelegate:self];
4064     } return self;
4065 }
4066
4067 - (void) loadView {
4068     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4069     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4070
4071     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4072     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4073     [[self view] addSubview:indicator_];
4074
4075     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4076     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4077     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4078     [[self view] addSubview:tabbar_];
4079
4080     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4081     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4082     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4083     [[self view] addSubview:navbar_];
4084 }
4085
4086 - (void) releaseSubviews {
4087     [indicator_ release];
4088     indicator_ = nil;
4089
4090     [tabbar_ release];
4091     tabbar_ = nil;
4092
4093     [navbar_ release];
4094     navbar_ = nil;
4095 }
4096
4097 @end
4098 /* }}} */
4099
4100 /* Cydia Browser Controller {{{ */
4101 @interface CYBrowserController : BrowserController {
4102     CydiaObject *cydia_;
4103 }
4104
4105 @end
4106
4107 @implementation CYBrowserController
4108
4109 - (void) dealloc {
4110     [cydia_ release];
4111     [super dealloc];
4112 }
4113
4114 - (NSURL *) navigationURL {
4115     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4116 }
4117
4118 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4119 }
4120
4121 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4122     [super webView:view didClearWindowObject:window forFrame:frame];
4123
4124     WebDataSource *source([frame dataSource]);
4125     NSURLResponse *response([source response]);
4126
4127     NSURL *url([response URL]);
4128     NSString *scheme([url scheme]);
4129     NSString *host([url host]);
4130
4131     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4132         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4133         NSDictionary *headers([http allHeaderFields]);
4134         [self setHeaders:headers forHost:host];
4135     }
4136
4137     if (
4138         [host isEqualToString:@"cydia.saurik.com"] ||
4139         [host hasSuffix:@".cydia.saurik.com"] ||
4140         [scheme isEqualToString:@"file"]
4141     )
4142         [window setValue:cydia_ forKey:@"cydia"];
4143 }
4144
4145 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4146     if (System_ != NULL)
4147         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4148     if (Machine_ != NULL)
4149         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4150     if (Token_ != nil)
4151         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4152     if (Role_ != nil)
4153         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4154 }
4155
4156 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4157     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4158     [self _setMoreHeaders:copy];
4159     return copy;
4160 }
4161
4162 - (void) setDelegate:(id)delegate {
4163     [super setDelegate:delegate];
4164     [cydia_ setDelegate:delegate];
4165 }
4166
4167 - (id) init {
4168     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4169         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4170
4171         WebView *webview([[webview_ _documentView] webView]);
4172
4173         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4174
4175         NSString *application = package == nil ? @"Cydia" : [NSString
4176             stringWithFormat:@"Cydia/%@",
4177             [package installed]
4178         ];
4179
4180         if (Safari_ != nil)
4181             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4182         if (Build_ != nil)
4183             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4184         if (Product_ != nil)
4185             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4186
4187         [webview setApplicationNameForUserAgent:application];
4188     } return self;
4189 }
4190
4191 @end
4192 /* }}} */
4193
4194 // CydiaScript {{{
4195 @interface NSObject (CydiaScript)
4196 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4197 @end
4198
4199 @implementation NSObject (CydiaScript)
4200
4201 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4202     return self;
4203 }
4204
4205 @end
4206
4207 @implementation NSArray (CydiaScript)
4208
4209 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4210     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4211     for (size_t i(0), e([self count]); i != e; ++i)
4212         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4213     return object;
4214 }
4215
4216 @end
4217
4218 @implementation NSDictionary (CydiaScript)
4219
4220 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4221     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4222     for (id i in self)
4223         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4224     return object;
4225 }
4226
4227 @end
4228 // }}}
4229
4230 /* Confirmation Controller {{{ */
4231 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4232     if (!iterator.end())
4233         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4234             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4235                 continue;
4236             pkgCache::PkgIterator package(dep.TargetPkg());
4237             if (package.end())
4238                 continue;
4239             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4240                 return true;
4241         }
4242
4243     return false;
4244 }
4245
4246 @protocol ConfirmationControllerDelegate
4247 - (void) cancelAndClear:(bool)clear;
4248 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4249 - (void) queue;
4250 @end
4251
4252 @interface ConfirmationController : CYBrowserController {
4253     _transient Database *database_;
4254     UIAlertView *essential_;
4255     NSArray *changes_;
4256     NSArray *issues_;
4257     NSArray *sizes_;
4258     BOOL substrate_;
4259 }
4260
4261 - (id) initWithDatabase:(Database *)database;
4262
4263 @end
4264
4265 @implementation ConfirmationController
4266
4267 - (void) dealloc {
4268     [changes_ release];
4269     if (issues_ != nil)
4270         [issues_ release];
4271     [sizes_ release];
4272     if (essential_ != nil)
4273         [essential_ release];
4274     [super dealloc];
4275 }
4276
4277 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4278     NSString *context([alert context]);
4279
4280     if ([context isEqualToString:@"remove"]) {
4281         if (button == [alert cancelButtonIndex]) {
4282             [self dismissModalViewControllerAnimated:YES];
4283         } else if (button == [alert firstOtherButtonIndex]) {
4284             if (substrate_)
4285                 Finish_ = 2;
4286             [delegate_ confirmWithNavigationController:[self navigationController]];
4287         }
4288
4289         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4290     } else if ([context isEqualToString:@"unable"]) {
4291         [self dismissModalViewControllerAnimated:YES];
4292         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4293     } else {
4294         [super alertView:alert clickedButtonAtIndex:button];
4295     }
4296 }
4297
4298 - (void) _doContinue {
4299     [self dismissModalViewControllerAnimated:YES];
4300     [delegate_ cancelAndClear:NO];
4301 }
4302
4303 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4304     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4305     return nil;
4306 }
4307
4308 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4309     [super webView:view didClearWindowObject:window forFrame:frame];
4310     [window setValue:changes_ forKey:@"changes"];
4311     [window setValue:issues_ forKey:@"issues"];
4312     [window setValue:sizes_ forKey:@"sizes"];
4313     [window setValue:self forKey:@"queue"];
4314 }
4315
4316 - (id) initWithDatabase:(Database *)database {
4317     if ((self = [super init]) != nil) {
4318         database_ = database;
4319
4320         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
4321         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
4322         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
4323         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
4324         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
4325
4326         bool remove(false);
4327
4328         pkgDepCache::Policy *policy([database_ policy]);
4329
4330         pkgCacheFile &cache([database_ cache]);
4331         NSArray *packages = [database_ packages];
4332         for (Package *package in packages) {
4333             pkgCache::PkgIterator iterator = [package iterator];
4334             pkgDepCache::StateCache &state(cache[iterator]);
4335
4336             NSString *name([package name]);
4337
4338             if (state.NewInstall())
4339                 [installing addObject:name];
4340             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4341                 [reinstalling addObject:name];
4342             else if (state.Upgrade())
4343                 [upgrading addObject:name];
4344             else if (state.Downgrade())
4345                 [downgrading addObject:name];
4346             else if (state.Delete()) {
4347                 if ([package essential])
4348                     remove = true;
4349                 [removing addObject:name];
4350             } else continue;
4351
4352             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4353             substrate_ |= DepSubstrate(iterator.CurrentVer());
4354         }
4355
4356         if (!remove)
4357             essential_ = nil;
4358         else if (Advanced_) {
4359             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4360
4361             essential_ = [[UIAlertView alloc]
4362                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4363                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4364                 delegate:self
4365                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4366                 otherButtonTitles:
4367                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4368                 nil
4369             ];
4370
4371             [essential_ setContext:@"remove"];
4372         } else {
4373             essential_ = [[UIAlertView alloc]
4374                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4375                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4376                 delegate:self
4377                 cancelButtonTitle:UCLocalize("OKAY")
4378                 otherButtonTitles:nil
4379             ];
4380
4381             [essential_ setContext:@"unable"];
4382         }
4383
4384         changes_ = [[NSArray alloc] initWithObjects:
4385             installing,
4386             reinstalling,
4387             upgrading,
4388             downgrading,
4389             removing,
4390         nil];
4391
4392         issues_ = [database_ issues];
4393         if (issues_ != nil)
4394             issues_ = [issues_ retain];
4395
4396         sizes_ = [[NSArray alloc] initWithObjects:
4397             SizeString([database_ fetcher].FetchNeeded()),
4398             SizeString([database_ fetcher].PartialPresent()),
4399         nil];
4400
4401         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4402
4403         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4404             initWithTitle:UCLocalize("CANCEL")
4405             style:UIBarButtonItemStylePlain
4406             target:self
4407             action:@selector(cancelButtonClicked)
4408         ] autorelease]];
4409     } return self;
4410 }
4411
4412 - (void) applyRightButton {
4413 #if !AlwaysReload
4414     if (issues_ == nil && ![self isLoading])
4415         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4416             initWithTitle:UCLocalize("CONFIRM")
4417             style:UIBarButtonItemStyleDone
4418             target:self
4419             action:@selector(confirmButtonClicked)
4420         ] autorelease]];
4421     else
4422         [super applyRightButton];
4423 #else
4424     [[self navigationItem] setRightBarButtonItem:nil];
4425 #endif
4426 }
4427
4428 - (void) cancelButtonClicked {
4429     [self dismissModalViewControllerAnimated:YES];
4430     [delegate_ cancelAndClear:YES];
4431 }
4432
4433 #if !AlwaysReload
4434 - (void) confirmButtonClicked {
4435     if (essential_ != nil)
4436         [essential_ show];
4437     else {
4438         if (substrate_)
4439             Finish_ = 2;
4440         [delegate_ confirmWithNavigationController:[self navigationController]];
4441     }
4442 }
4443 #endif
4444
4445 @end
4446 /* }}} */
4447
4448 /* Progress Data {{{ */
4449 @interface ProgressData : NSObject {
4450     SEL selector_;
4451     // XXX: should these really both be _transient?
4452     _transient id target_;
4453     _transient id object_;
4454 }
4455
4456 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4457
4458 - (SEL) selector;
4459 - (id) target;
4460 - (id) object;
4461 @end
4462
4463 @implementation ProgressData
4464
4465 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4466     if ((self = [super init]) != nil) {
4467         selector_ = selector;
4468         target_ = target;
4469         object_ = object;
4470     } return self;
4471 }
4472
4473 - (SEL) selector {
4474     return selector_;
4475 }
4476
4477 - (id) target {
4478     return target_;
4479 }
4480
4481 - (id) object {
4482     return object_;
4483 }
4484
4485 @end
4486 /* }}} */
4487 /* Progress Controller {{{ */
4488 @interface ProgressController : CYViewController <
4489     ConfigurationDelegate,
4490     ProgressDelegate
4491 > {
4492     _transient Database *database_;
4493     UIProgressBar *progress_;
4494     UITextView *output_;
4495     UITextLabel *status_;
4496     UIPushButton *close_;
4497     BOOL running_;
4498     SHA1SumValue springlist_;
4499     SHA1SumValue notifyconf_;
4500     NSString *title_;
4501 }
4502
4503 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4504
4505 - (void) _retachThread;
4506 - (void) _detachNewThreadData:(ProgressData *)data;
4507 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4508
4509 - (BOOL) isRunning;
4510
4511 @end
4512
4513 @protocol ProgressControllerDelegate
4514 - (void) progressControllerIsComplete:(ProgressController *)sender;
4515 @end
4516
4517 @implementation ProgressController
4518
4519 - (void) dealloc {
4520     [database_ setDelegate:nil];
4521     [progress_ release];
4522     [output_ release];
4523     [status_ release];
4524     [close_ release];
4525     if (title_ != nil)
4526         [title_ release];
4527     [super dealloc];
4528 }
4529
4530 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4531     if ((self = [super init]) != nil) {
4532         database_ = database;
4533         [database_ setDelegate:self];
4534         delegate_ = delegate;
4535
4536         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4537
4538         progress_ = [[UIProgressBar alloc] init];
4539         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4540         [progress_ setStyle:0];
4541
4542         status_ = [[UITextLabel alloc] init];
4543         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4544         [status_ setColor:[UIColor whiteColor]];
4545         [status_ setBackgroundColor:[UIColor clearColor]];
4546         [status_ setCentersHorizontally:YES];
4547         //[status_ setFont:font];
4548
4549         output_ = [[UITextView alloc] init];
4550         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4551         //[output_ setTextFont:@"Courier New"];
4552         [output_ setFont:[[output_ font] fontWithSize:12]];
4553         [output_ setTextColor:[UIColor whiteColor]];
4554         [output_ setBackgroundColor:[UIColor clearColor]];
4555         [output_ setMarginTop:0];
4556         [output_ setAllowsRubberBanding:YES];
4557         [output_ setEditable:NO];
4558         [[self view] addSubview:output_];
4559
4560         close_ = [[UIPushButton alloc] init];
4561         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4562         [close_ setAutosizesToFit:NO];
4563         [close_ setDrawsShadow:YES];
4564         [close_ setStretchBackground:YES];
4565         [close_ setEnabled:YES];
4566         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4567         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4568         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4569         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4570     } return self;
4571 }
4572
4573 - (void) positionViews {
4574     CGRect bounds = [[self view] bounds];
4575     CGSize prgsize = [UIProgressBar defaultSize];
4576
4577     CGRect prgrect = {{
4578         (bounds.size.width - prgsize.width) / 2,
4579         bounds.size.height - prgsize.height - 20
4580     }, prgsize};
4581
4582     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4583
4584     [progress_ setFrame:prgrect];
4585     [status_ setFrame:CGRectMake(
4586         10,
4587         bounds.size.height - prgsize.height - 50,
4588         bounds.size.width - 20,
4589         24
4590     )];
4591     [output_ setFrame:CGRectMake(
4592         10,
4593         20,
4594         bounds.size.width - 20,
4595         bounds.size.height - 96
4596     )];
4597     [close_ setFrame:CGRectMake(
4598         (bounds.size.width - closewidth) / 2,
4599         bounds.size.height - prgsize.height - 50,
4600         closewidth,
4601         32 + prgsize.height
4602     )];
4603 }
4604
4605 - (void) viewWillAppear:(BOOL)animated {
4606     [super viewDidAppear:animated];
4607     [[self navigationItem] setHidesBackButton:YES];
4608     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4609
4610     [self positionViews];
4611 }
4612
4613 - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4614     [self positionViews];
4615 }
4616
4617 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4618     NSString *context([alert context]);
4619
4620     if ([context isEqualToString:@"conffile"]) {
4621         FILE *input = [database_ input];
4622         if (button == [alert cancelButtonIndex])
4623             fprintf(input, "N\n");
4624         else if (button == [alert firstOtherButtonIndex])
4625             fprintf(input, "Y\n");
4626         fflush(input);
4627     }
4628 }
4629
4630 - (void) closeButtonPushed {
4631     running_ = NO;
4632
4633     UpdateExternalStatus(0);
4634
4635     switch (Finish_) {
4636         case 0:
4637             [self dismissModalViewControllerAnimated:YES];
4638         break;
4639
4640         case 1:
4641             [delegate_ terminateWithSuccess];
4642             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4643                 [delegate_ suspendWithAnimation:YES];
4644             else
4645                 [delegate_ suspend];*/
4646         break;
4647
4648         case 2:
4649             _trace();
4650             goto reload;
4651
4652         case 3:
4653             _trace();
4654             goto reload;
4655
4656         reload:
4657             system("/usr/bin/sbreload");
4658             _trace();
4659         break;
4660
4661         case 4:
4662             _trace();
4663             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4664                 SBReboot(SBSSpringBoardServerPort());
4665             else
4666                 reboot2(RB_AUTOBOOT);
4667         break;
4668     }
4669 }
4670
4671 - (void) _retachThread {
4672     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4673
4674     [[self view] addSubview:close_];
4675     [progress_ removeFromSuperview];
4676     [status_ removeFromSuperview];
4677
4678     [database_ popErrorWithTitle:title_];
4679     [delegate_ progressControllerIsComplete:self];
4680
4681     if (Finish_ < 4) {
4682         FileFd file;
4683         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4684             _error->Discard();
4685         else {
4686             MMap mmap(file, MMap::ReadOnly);
4687             SHA1Summation sha1;
4688             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4689             if (!(notifyconf_ == sha1.Result()))
4690                 Finish_ = 4;
4691         }
4692     }
4693
4694     if (Finish_ < 3) {
4695         FileFd file;
4696         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4697             _error->Discard();
4698         else {
4699             MMap mmap(file, MMap::ReadOnly);
4700             SHA1Summation sha1;
4701             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4702             if (!(springlist_ == sha1.Result()))
4703                 Finish_ = 3;
4704         }
4705     }
4706
4707     switch (Finish_) {
4708         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4709         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4710         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4711         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4712         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4713     }
4714
4715     _trace();
4716     system("su -c /usr/bin/uicache mobile");
4717     _trace();
4718
4719     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4720
4721     [delegate_ setStatusBarShowsProgress:NO];
4722 }
4723
4724 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4725     [[data target] performSelector:[data selector] withObject:[data object]];
4726     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4727 }
4728
4729 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4730     UpdateExternalStatus(1);
4731
4732     if (title_ != nil)
4733         [title_ release];
4734     if (title == nil)
4735         title_ = nil;
4736     else
4737         title_ = [title retain];
4738
4739     [[self navigationItem] setTitle:title_];
4740
4741     [status_ setText:nil];
4742     [output_ setText:@""];
4743     [progress_ setProgress:0];
4744
4745     [close_ removeFromSuperview];
4746     [[self view] addSubview:progress_];
4747     [[self view] addSubview:status_];
4748
4749     [delegate_ setStatusBarShowsProgress:YES];
4750     running_ = YES;
4751
4752     {
4753         FileFd file;
4754         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4755             _error->Discard();
4756         else {
4757             MMap mmap(file, MMap::ReadOnly);
4758             SHA1Summation sha1;
4759             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4760             notifyconf_ = sha1.Result();
4761         }
4762     }
4763
4764     {
4765         FileFd file;
4766         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4767             _error->Discard();
4768         else {
4769             MMap mmap(file, MMap::ReadOnly);
4770             SHA1Summation sha1;
4771             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4772             springlist_ = sha1.Result();
4773         }
4774     }
4775
4776     [NSThread
4777         detachNewThreadSelector:@selector(_detachNewThreadData:)
4778         toTarget:self
4779         withObject:[[[ProgressData alloc]
4780             initWithSelector:selector
4781             target:target
4782             object:object
4783         ] autorelease]
4784     ];
4785 }
4786
4787 - (void) repairWithSelector:(SEL)selector {
4788     [self
4789         detachNewThreadSelector:selector
4790         toTarget:database_
4791         withObject:nil
4792         title:UCLocalize("REPAIRING")
4793     ];
4794 }
4795
4796 - (void) setConfigurationData:(NSString *)data {
4797     [self
4798         performSelectorOnMainThread:@selector(_setConfigurationData:)
4799         withObject:data
4800         waitUntilDone:YES
4801     ];
4802 }
4803
4804 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4805     CYAlertView *sheet([[[CYAlertView alloc]
4806         initWithTitle:title
4807         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4808         defaultButtonIndex:0
4809     ] autorelease]);
4810
4811     [sheet setMessage:error];
4812     [sheet yieldToPopupAlertAnimated:YES];
4813     [sheet dismiss];
4814 }
4815
4816 - (void) setProgressTitle:(NSString *)title {
4817     [self
4818         performSelectorOnMainThread:@selector(_setProgressTitle:)
4819         withObject:title
4820         waitUntilDone:YES
4821     ];
4822 }
4823
4824 - (void) setProgressPercent:(float)percent {
4825     [self
4826         performSelectorOnMainThread:@selector(_setProgressPercent:)
4827         withObject:[NSNumber numberWithFloat:percent]
4828         waitUntilDone:YES
4829     ];
4830 }
4831
4832 - (void) startProgress {
4833 }
4834
4835 - (void) addProgressOutput:(NSString *)output {
4836     [self
4837         performSelectorOnMainThread:@selector(_addProgressOutput:)
4838         withObject:output
4839         waitUntilDone:YES
4840     ];
4841 }
4842
4843 - (bool) isCancelling:(size_t)received {
4844     return false;
4845 }
4846
4847 - (void) _setConfigurationData:(NSString *)data {
4848     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4849
4850     if (!conffile_r(data)) {
4851         lprintf("E:invalid conffile\n");
4852         return;
4853     }
4854
4855     NSString *ofile = conffile_r[1];
4856     //NSString *nfile = conffile_r[2];
4857
4858     UIAlertView *alert = [[[UIAlertView alloc]
4859         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4860         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
4861         delegate:self
4862         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
4863         otherButtonTitles:
4864             UCLocalize("ACCEPT_NEW_COPY"),
4865             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4866         nil
4867     ] autorelease];
4868
4869     [alert setContext:@"conffile"];
4870     [alert show];
4871 }
4872
4873 - (void) _setProgressTitle:(NSString *)title {
4874     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4875     for (size_t i(0), e([words count]); i != e; ++i) {
4876         NSString *word([words objectAtIndex:i]);
4877         if (Package *package = [database_ packageWithName:word])
4878             [words replaceObjectAtIndex:i withObject:[package name]];
4879     }
4880
4881     [status_ setText:[words componentsJoinedByString:@" "]];
4882 }
4883
4884 - (void) _setProgressPercent:(NSNumber *)percent {
4885     [progress_ setProgress:[percent floatValue]];
4886 }
4887
4888 - (void) _addProgressOutput:(NSString *)output {
4889     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4890     CGSize size = [output_ contentSize];
4891     CGPoint offset = [output_ contentOffset];
4892     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
4893         CGRect rect = {{0, size.height-1}, {size.width, 1}};
4894         [output_ scrollRectToVisible:rect animated:YES];
4895     }
4896 }
4897
4898 - (BOOL) isRunning {
4899     return running_;
4900 }
4901
4902 @end
4903 /* }}} */
4904
4905 /* Cell Content View {{{ */
4906 @protocol ContentDelegate
4907 - (void) drawContentRect:(CGRect)rect;
4908 @end
4909
4910 @interface ContentView : UIView {
4911     _transient id<ContentDelegate> delegate_;
4912 }
4913
4914 @end
4915
4916 @implementation ContentView
4917
4918 - (id) initWithFrame:(CGRect)frame {
4919     if ((self = [super initWithFrame:frame]) != nil) {
4920         [self setNeedsDisplayOnBoundsChange:YES];
4921     } return self;
4922 }
4923
4924 - (void) setDelegate:(id<ContentDelegate>)delegate {
4925     delegate_ = delegate;
4926 }
4927
4928 - (void) drawRect:(CGRect)rect {
4929     [super drawRect:rect];
4930     [delegate_ drawContentRect:rect];
4931 }
4932
4933 @end
4934 /* }}} */
4935 /* Cydia TableView Cell {{{ */
4936 @interface CYTableViewCell : UITableViewCell {
4937     ContentView *content_;
4938     bool highlighted_;
4939 }
4940
4941 @end
4942
4943 @implementation CYTableViewCell
4944
4945 - (void) dealloc {
4946     [content_ release];
4947     [super dealloc];
4948 }
4949
4950 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
4951     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
4952
4953     if (view == content_) {
4954         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
4955         highlighted_ = highlighted;
4956     }
4957
4958     [super _updateHighlightColorsForView:view highlighted:highlighted];
4959 }
4960
4961 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
4962     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
4963     highlighted_ = selected;
4964
4965     [super setSelected:selected animated:animated];
4966     [content_ setNeedsDisplay];
4967 }
4968
4969 @end
4970 /* }}} */
4971
4972 /* Package Cell {{{ */
4973 @interface PackageCell : CYTableViewCell <
4974     ContentDelegate
4975 > {
4976     UIImage *icon_;
4977     NSString *name_;
4978     NSString *description_;
4979     bool commercial_;
4980     NSString *source_;
4981     UIImage *badge_;
4982     Package *package_;
4983     UIImage *placard_;
4984 }
4985
4986 - (PackageCell *) init;
4987 - (void) setPackage:(Package *)package;
4988
4989 - (void) drawContentRect:(CGRect)rect;
4990
4991 @end
4992
4993 @implementation PackageCell
4994
4995 - (void) clearPackage {
4996     if (icon_ != nil) {
4997         [icon_ release];
4998         icon_ = nil;
4999     }
5000
5001     if (name_ != nil) {
5002         [name_ release];
5003         name_ = nil;
5004     }
5005
5006     if (description_ != nil) {
5007         [description_ release];
5008         description_ = nil;
5009     }
5010
5011     if (source_ != nil) {
5012         [source_ release];
5013         source_ = nil;
5014     }
5015
5016     if (badge_ != nil) {
5017         [badge_ release];
5018         badge_ = nil;
5019     }
5020
5021     if (placard_ != nil) {
5022         [placard_ release];
5023         placard_ = nil;
5024     }
5025
5026     [package_ release];
5027     package_ = nil;
5028 }
5029
5030 - (void) dealloc {
5031     [self clearPackage];
5032     [super dealloc];
5033 }
5034
5035 - (PackageCell *) init {
5036     CGRect frame(CGRectMake(0, 0, 320, 74));
5037     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5038         UIView *content([self contentView]);
5039         CGRect bounds([content bounds]);
5040
5041         content_ = [[ContentView alloc] initWithFrame:bounds];
5042         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5043         [content addSubview:content_];
5044
5045         [content_ setDelegate:self];
5046         [content_ setOpaque:YES];
5047     } return self;
5048 }
5049
5050 - (NSString *) accessibilityLabel {
5051     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5052 }
5053
5054 - (void) setPackage:(Package *)package {
5055     [self clearPackage];
5056     [package parse];
5057
5058     Source *source = [package source];
5059
5060     icon_ = [[package icon] retain];
5061     name_ = [[package name] retain];
5062
5063     if (IsWildcat_)
5064         description_ = [package longDescription];
5065     if (description_ == nil)
5066         description_ = [package shortDescription];
5067     if (description_ != nil)
5068         description_ = [description_ retain];
5069
5070     commercial_ = [package isCommercial];
5071
5072     package_ = [package retain];
5073
5074     NSString *label = nil;
5075     bool trusted = false;
5076
5077     if (source != nil) {
5078         label = [source label];
5079         trusted = [source trusted];
5080     } else if ([[package id] isEqualToString:@"firmware"])
5081         label = UCLocalize("APPLE");
5082     else
5083         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5084
5085     NSString *from(label);
5086
5087     NSString *section = [package simpleSection];
5088     if (section != nil && ![section isEqualToString:label]) {
5089         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5090         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5091     }
5092
5093     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5094     source_ = [from retain];
5095
5096     if (NSString *purpose = [package primaryPurpose])
5097         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5098             badge_ = [badge_ retain];
5099
5100     UIColor *color;
5101     NSString *placard;
5102
5103     if (NSString *mode = [package_ mode]) {
5104         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5105             color = RemovingColor_;
5106             //placard = @"removing";
5107         } else {
5108             color = InstallingColor_;
5109             //placard = @"installing";
5110         }
5111
5112         // XXX: the removing/installing placards are not @2x
5113         placard = nil;
5114     } else {
5115         color = [UIColor whiteColor];
5116
5117         if ([package installed] != nil)
5118             placard = @"installed";
5119         else
5120             placard = nil;
5121     }
5122
5123     [content_ setBackgroundColor:color];
5124
5125     if (placard != nil)
5126         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5127             placard_ = [placard_ retain];
5128
5129     [self setNeedsDisplay];
5130     [content_ setNeedsDisplay];
5131 }
5132
5133 - (void) drawContentRect:(CGRect)rect {
5134     bool highlighted(highlighted_);
5135     float width([self bounds].size.width);
5136
5137 #if 0
5138     CGContextRef context(UIGraphicsGetCurrentContext());
5139     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5140     CGContextFillRect(context, rect);
5141 #endif
5142
5143     if (icon_ != nil) {
5144         CGRect rect;
5145         rect.size = [icon_ size];
5146
5147         rect.size.width /= 2;
5148         rect.size.height /= 2;
5149
5150         rect.origin.x = 25 - rect.size.width / 2;
5151         rect.origin.y = 25 - rect.size.height / 2;
5152
5153         [icon_ drawInRect:rect];
5154     }
5155
5156     if (badge_ != nil) {
5157         CGRect rect;
5158         rect.size = [badge_ size];
5159
5160         rect.size.width /= 2;
5161         rect.size.height /= 2;
5162
5163         rect.origin.x = 36 - rect.size.width / 2;
5164         rect.origin.y = 36 - rect.size.height / 2;
5165
5166         [badge_ drawInRect:rect];
5167     }
5168
5169     if (highlighted)
5170         UISetColor(White_);
5171
5172     if (!highlighted)
5173         UISetColor(commercial_ ? Purple_ : Black_);
5174     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5175     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5176
5177     if (!highlighted)
5178         UISetColor(commercial_ ? Purplish_ : Gray_);
5179     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5180
5181     if (placard_ != nil)
5182         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5183 }
5184
5185 @end
5186 /* }}} */
5187 /* Section Cell {{{ */
5188 @interface SectionCell : CYTableViewCell <
5189     ContentDelegate
5190 > {
5191     NSString *basic_;
5192     NSString *section_;
5193     NSString *name_;
5194     NSString *count_;
5195     UIImage *icon_;
5196     UISwitch *switch_;
5197     BOOL editing_;
5198 }
5199
5200 - (void) setSection:(Section *)section editing:(BOOL)editing;
5201
5202 @end
5203
5204 @implementation SectionCell
5205
5206 - (void) clearSection {
5207     if (basic_ != nil) {
5208         [basic_ release];
5209         basic_ = nil;
5210     }
5211
5212     if (section_ != nil) {
5213         [section_ release];
5214         section_ = nil;
5215     }
5216
5217     if (name_ != nil) {
5218         [name_ release];
5219         name_ = nil;
5220     }
5221
5222     if (count_ != nil) {
5223         [count_ release];
5224         count_ = nil;
5225     }
5226 }
5227
5228 - (void) dealloc {
5229     [self clearSection];
5230     [icon_ release];
5231     [switch_ release];
5232     [super dealloc];
5233 }
5234
5235 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5236     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5237         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5238         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5239         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5240
5241         UIView *content([self contentView]);
5242         CGRect bounds([content bounds]);
5243
5244         content_ = [[ContentView alloc] initWithFrame:bounds];
5245         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5246         [content addSubview:content_];
5247         [content_ setBackgroundColor:[UIColor whiteColor]];
5248
5249         [content_ setDelegate:self];
5250     } return self;
5251 }
5252
5253 - (void) onSwitch:(id)sender {
5254     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5255     if (metadata == nil) {
5256         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5257         [Sections_ setObject:metadata forKey:basic_];
5258     }
5259
5260     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5261     Changed_ = true;
5262 }
5263
5264 - (void) setSection:(Section *)section editing:(BOOL)editing {
5265     if (editing != editing_) {
5266         if (editing_)
5267             [switch_ removeFromSuperview];
5268         else
5269             [self addSubview:switch_];
5270         editing_ = editing;
5271     }
5272
5273     [self clearSection];
5274
5275     if (section == nil) {
5276         name_ = [UCLocalize("ALL_PACKAGES") retain];
5277         count_ = nil;
5278     } else {
5279         basic_ = [section name];
5280         if (basic_ != nil)
5281             basic_ = [basic_ retain];
5282
5283         section_ = [section localized];
5284         if (section_ != nil)
5285             section_ = [section_ retain];
5286
5287         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5288         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5289
5290         if (editing_)
5291             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5292     }
5293
5294     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5295     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5296
5297     [content_ setNeedsDisplay];
5298 }
5299
5300 - (void) setFrame:(CGRect)frame {
5301     [super setFrame:frame];
5302
5303     CGRect rect([switch_ frame]);
5304     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5305 }
5306
5307 - (NSString *) accessibilityLabel {
5308     return name_;
5309 }
5310
5311 - (void) drawContentRect:(CGRect)rect {
5312     bool highlighted(highlighted_ && !editing_);
5313
5314     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5315
5316     if (highlighted)
5317         UISetColor(White_);
5318
5319     float width(rect.size.width);
5320     if (editing_)
5321         width -= 87;
5322
5323     if (!highlighted)
5324         UISetColor(Black_);
5325     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5326
5327     CGSize size = [count_ sizeWithFont:Font14_];
5328
5329     UISetColor(White_);
5330     if (count_ != nil)
5331         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5332 }
5333
5334 @end
5335 /* }}} */
5336
5337 /* File Table {{{ */
5338 @interface FileTable : CYViewController <
5339     UITableViewDataSource,
5340     UITableViewDelegate
5341 > {
5342     _transient Database *database_;
5343     Package *package_;
5344     NSString *name_;
5345     NSMutableArray *files_;
5346     UITableView *list_;
5347 }
5348
5349 - (id) initWithDatabase:(Database *)database;
5350 - (void) setPackage:(Package *)package;
5351
5352 @end
5353
5354 @implementation FileTable
5355
5356 - (void) dealloc {
5357     [self releaseSubviews];
5358
5359     [package_ release];
5360     [name_ release];
5361     [files_ release];
5362
5363     [super dealloc];
5364 }
5365
5366 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5367     return files_ == nil ? 0 : [files_ count];
5368 }
5369
5370 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5371     return 24.0f;
5372 }*/
5373
5374 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5375     static NSString *reuseIdentifier = @"Cell";
5376
5377     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5378     if (cell == nil) {
5379         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5380         [cell setFont:[UIFont systemFontOfSize:16]];
5381     }
5382     [cell setText:[files_ objectAtIndex:indexPath.row]];
5383     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5384
5385     return cell;
5386 }
5387
5388 - (NSURL *) navigationURL {
5389     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5390 }
5391
5392 - (void) loadView {
5393     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5394
5395     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5396     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5397     [list_ setRowHeight:24.0f];
5398     [list_ setDataSource:self];
5399     [list_ setDelegate:self];
5400     [[self view] addSubview:list_];
5401 }
5402
5403 - (void) viewDidLoad {
5404     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5405 }
5406
5407 - (void) releaseSubviews {
5408     [list_ release];
5409     list_ = nil;
5410 }
5411
5412 - (id) initWithDatabase:(Database *)database {
5413     if ((self = [super init]) != nil) {
5414         database_ = database;
5415
5416         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5417     } return self;
5418 }
5419
5420 - (void) setPackage:(Package *)package {
5421     if (package_ != nil) {
5422         [package_ autorelease];
5423         package_ = nil;
5424     }
5425
5426     if (name_ != nil) {
5427         [name_ release];
5428         name_ = nil;
5429     }
5430
5431     [files_ removeAllObjects];
5432
5433     if (package != nil) {
5434         package_ = [package retain];
5435         name_ = [[package id] retain];
5436
5437         if (NSArray *files = [package files])
5438             [files_ addObjectsFromArray:files];
5439
5440         if ([files_ count] != 0) {
5441             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5442                 [files_ removeObjectAtIndex:0];
5443             [files_ sortUsingSelector:@selector(compareByPath:)];
5444
5445             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5446             [stack addObject:@"/"];
5447
5448             for (int i(0), e([files_ count]); i != e; ++i) {
5449                 NSString *file = [files_ objectAtIndex:i];
5450                 while (![file hasPrefix:[stack lastObject]])
5451                     [stack removeLastObject];
5452                 NSString *directory = [stack lastObject];
5453                 [stack addObject:[file stringByAppendingString:@"/"]];
5454                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5455                     ([stack count] - 2) * 3, "",
5456                     [file substringFromIndex:[directory length]]
5457                 ]];
5458             }
5459         }
5460     }
5461
5462     [list_ reloadData];
5463 }
5464
5465 - (void) reloadData {
5466     [super reloadData];
5467
5468     [self setPackage:[database_ packageWithName:name_]];
5469 }
5470
5471 @end
5472 /* }}} */
5473 /* Package Controller {{{ */
5474 @interface CYPackageController : CYBrowserController <
5475     UIActionSheetDelegate
5476 > {
5477     _transient Database *database_;
5478     Package *package_;
5479     NSString *name_;
5480     bool commercial_;
5481     NSMutableArray *buttons_;
5482     UIBarButtonItem *button_;
5483 }
5484
5485 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5486
5487 @end
5488
5489 @implementation CYPackageController
5490
5491 - (void) dealloc {
5492     if (package_ != nil)
5493         [package_ release];
5494     if (name_ != nil)
5495         [name_ release];
5496
5497     [buttons_ release];
5498
5499     if (button_ != nil)
5500         [button_ release];
5501
5502     [super dealloc];
5503 }
5504
5505 - (NSURL *) navigationURL {
5506     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5507 }
5508
5509 /* XXX: this is not safe at all... localization of /fail/ */
5510 - (void) _clickButtonWithName:(NSString *)name {
5511     if ([name isEqualToString:UCLocalize("CLEAR")])
5512         [delegate_ clearPackage:package_];
5513     else if ([name isEqualToString:UCLocalize("INSTALL")])
5514         [delegate_ installPackage:package_];
5515     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5516         [delegate_ installPackage:package_];
5517     else if ([name isEqualToString:UCLocalize("REMOVE")])
5518         [delegate_ removePackage:package_];
5519     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5520         [delegate_ installPackage:package_];
5521     else _assert(false);
5522 }
5523
5524 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5525     NSString *context([sheet context]);
5526
5527     if ([context isEqualToString:@"modify"]) {
5528         if (button != [sheet cancelButtonIndex]) {
5529             NSString *buttonName = [buttons_ objectAtIndex:button];
5530             [self _clickButtonWithName:buttonName];
5531         }
5532
5533         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5534     }
5535 }
5536
5537 - (bool) _allowJavaScriptPanel {
5538     return commercial_;
5539 }
5540
5541 #if !AlwaysReload
5542 - (void) _customButtonClicked {
5543     int count([buttons_ count]);
5544     if (count == 0)
5545         return;
5546
5547     if (count == 1)
5548         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5549     else {
5550         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5551         [buttons addObjectsFromArray:buttons_];
5552
5553         UIActionSheet *sheet = [[[UIActionSheet alloc]
5554             initWithTitle:nil
5555             delegate:self
5556             cancelButtonTitle:nil
5557             destructiveButtonTitle:nil
5558             otherButtonTitles:nil
5559         ] autorelease];
5560
5561         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5562         if (!IsWildcat_) {
5563            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5564            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5565         }
5566         [sheet setContext:@"modify"];
5567
5568         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5569     }
5570 }
5571
5572 // We don't want to allow non-commercial packages to do custom things to the install button,
5573 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5574 - (void) customButtonClicked {
5575     if (commercial_)
5576         [super customButtonClicked];
5577     else
5578         [self _customButtonClicked];
5579 }
5580
5581 - (void) reloadButtonClicked {
5582     // Don't reload a commerical package by tapping the loading button,
5583     // but if it's not an Install button, we should forward it on.
5584     if (![package_ uninstalled])
5585         [self _customButtonClicked];
5586 }
5587
5588 - (void) applyLoadingTitle {
5589     // Don't show "Loading" as the title. Ever.
5590 }
5591
5592 - (UIBarButtonItem *) rightButton {
5593     return button_;
5594 }
5595 #endif
5596
5597 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5598     if ((self = [super init]) != nil) {
5599         database_ = database;
5600         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5601         name_ = [[NSString alloc] initWithString:name];
5602     } return self;
5603 }
5604
5605 - (void) reloadData {
5606     [super reloadData];
5607
5608     if (package_ != nil)
5609         [package_ autorelease];
5610     package_ = [database_ packageWithName:name_];
5611
5612     [buttons_ removeAllObjects];
5613
5614     if (package_ != nil) {
5615         [package_ parse];
5616
5617         package_ = [package_ retain];
5618         commercial_ = [package_ isCommercial];
5619
5620         if ([package_ mode] != nil)
5621             [buttons_ addObject:UCLocalize("CLEAR")];
5622         if ([package_ source] == nil);
5623         else if ([package_ upgradableAndEssential:NO])
5624             [buttons_ addObject:UCLocalize("UPGRADE")];
5625         else if ([package_ uninstalled])
5626             [buttons_ addObject:UCLocalize("INSTALL")];
5627         else
5628             [buttons_ addObject:UCLocalize("REINSTALL")];
5629         if (![package_ uninstalled])
5630             [buttons_ addObject:UCLocalize("REMOVE")];
5631     }
5632
5633     if (button_ != nil)
5634         [button_ release];
5635
5636     NSString *title;
5637     switch ([buttons_ count]) {
5638         case 0: title = nil; break;
5639         case 1: title = [buttons_ objectAtIndex:0]; break;
5640         default: title = UCLocalize("MODIFY"); break;
5641     }
5642
5643     button_ = [[UIBarButtonItem alloc]
5644         initWithTitle:title
5645         style:UIBarButtonItemStylePlain
5646         target:self
5647         action:@selector(customButtonClicked)
5648     ];
5649
5650     [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5651 }
5652
5653 - (bool) isLoading {
5654     return commercial_ ? [super isLoading] : false;
5655 }
5656
5657 @end
5658 /* }}} */
5659
5660 /* Package List Controller {{{ */
5661 @interface PackageListController : CYViewController <
5662     UITableViewDataSource,
5663     UITableViewDelegate
5664 > {
5665     _transient Database *database_;
5666     unsigned era_;
5667     NSMutableArray *packages_;
5668     NSMutableArray *sections_;
5669     UITableView *list_;
5670     NSMutableArray *index_;
5671     NSMutableDictionary *indices_;
5672     NSString *title_;
5673 }
5674
5675 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5676 - (void) setDelegate:(id)delegate;
5677 - (void) resetCursor;
5678
5679 @end
5680
5681 @implementation PackageListController
5682
5683 - (void) dealloc {
5684     [packages_ release];
5685     [sections_ release];
5686     [list_ release];
5687     [index_ release];
5688     [indices_ release];
5689     [title_ release];
5690
5691     [super dealloc];
5692 }
5693
5694 - (void) deselectWithAnimation:(BOOL)animated {
5695     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5696 }
5697
5698 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5699     CGRect base = [[self view] bounds];
5700     base.size.height -= bounds.size.height;
5701     base.origin = [list_ frame].origin;
5702
5703     [UIView beginAnimations:nil context:NULL];
5704     [UIView setAnimationBeginsFromCurrentState:YES];
5705     [UIView setAnimationCurve:curve];
5706     [UIView setAnimationDuration:duration];
5707     [list_ setFrame:base];
5708     [UIView commitAnimations];
5709 }
5710
5711 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5712     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5713 }
5714
5715 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5716     [self resizeForKeyboardBounds:bounds duration:0];
5717 }
5718
5719 - (void) keyboardWillShow:(NSNotification *)notification {
5720     CGRect bounds;
5721     CGPoint center;
5722     NSTimeInterval duration;
5723     UIViewAnimationCurve curve;
5724     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5725     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5726     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5727     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5728
5729     CGRect kbframe = CGRectMake(round(center.x - bounds.size.width / 2.0), round(center.y - bounds.size.height / 2.0), bounds.size.width, bounds.size.height);
5730     UIViewController *base = self;
5731     while ([base parentViewController] != nil)
5732         base = [base parentViewController];
5733     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5734     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5735
5736     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5737 }
5738
5739 - (void) keyboardWillHide:(NSNotification *)notification {
5740     NSTimeInterval duration;
5741     UIViewAnimationCurve curve;
5742     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5743     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5744
5745     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5746 }
5747
5748 - (void) viewWillAppear:(BOOL)animated {
5749     [super viewWillAppear:animated];
5750
5751     [self resizeForKeyboardBounds:CGRectZero];
5752     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
5753     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
5754 }
5755
5756 - (void) viewWillDisappear:(BOOL)animated {
5757     [super viewWillDisappear:animated];
5758
5759     [self resizeForKeyboardBounds:CGRectZero];
5760     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
5761     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
5762 }
5763
5764 - (void) viewDidAppear:(BOOL)animated {
5765     [super viewDidAppear:animated];
5766     [self deselectWithAnimation:animated];
5767 }
5768
5769 - (void) didSelectPackage:(Package *)package {
5770     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
5771     [view setDelegate:delegate_];
5772     [[self navigationController] pushViewController:view animated:YES];
5773 }
5774
5775 #if TryIndexedCollation
5776 + (BOOL) hasIndexedCollation {
5777     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
5778 }
5779 #endif
5780
5781 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5782     NSInteger count([sections_ count]);
5783     return count == 0 ? 1 : count;
5784 }
5785
5786 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5787     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
5788         return nil;
5789     return [[sections_ objectAtIndex:section] name];
5790 }
5791
5792 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5793     if ([sections_ count] == 0)
5794         return 0;
5795     return [[sections_ objectAtIndex:section] count];
5796 }
5797
5798 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5799 @synchronized (database_) {
5800     if ([database_ era] != era_)
5801         return nil;
5802
5803     Section *section([sections_ objectAtIndex:[path section]]);
5804     NSInteger row([path row]);
5805     Package *package([packages_ objectAtIndex:([section row] + row)]);
5806     return [[package retain] autorelease];
5807 } }
5808
5809 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5810     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5811     if (cell == nil)
5812         cell = [[[PackageCell alloc] init] autorelease];
5813     [cell setPackage:[self packageAtIndexPath:path]];
5814     return cell;
5815 }
5816
5817 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
5818     Package *package([self packageAtIndexPath:path]);
5819     package = [database_ packageWithName:[package id]];
5820     [self didSelectPackage:package];
5821 }
5822
5823 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5824     // XXX: is 20 the most optimal number here?
5825     return [packages_ count] > 20 ? index_ : nil;
5826 }
5827
5828 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5829 #if TryIndexedCollation
5830     if ([[self class] hasIndexedCollation]) {
5831         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
5832     }
5833 #endif
5834
5835     return index;
5836 }
5837
5838 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
5839     if ((self = [super init]) != nil) {
5840         database_ = database;
5841         title_ = [title copy];
5842         [[self navigationItem] setTitle:title_];
5843
5844 #if TryIndexedCollation
5845         if ([[self class] hasIndexedCollation])
5846             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
5847         else
5848 #endif
5849             index_ = [[NSMutableArray alloc] initWithCapacity:32];
5850
5851         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5852
5853         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5854         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5855
5856         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
5857         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5858         [list_ setRowHeight:73];
5859         [[self view] addSubview:list_];
5860
5861         [list_ setDataSource:self];
5862         [list_ setDelegate:self];
5863     } return self;
5864 }
5865
5866 - (void) setDelegate:(id)delegate {
5867     delegate_ = delegate;
5868 }
5869
5870 - (bool) hasPackage:(Package *)package {
5871     return true;
5872 }
5873
5874 - (void) reloadData {
5875     [super reloadData];
5876
5877     era_ = [database_ era];
5878     NSArray *packages = [database_ packages];
5879
5880     [packages_ removeAllObjects];
5881     [sections_ removeAllObjects];
5882
5883     _profile(PackageTable$reloadData$Filter)
5884         for (Package *package in packages)
5885             if ([self hasPackage:package])
5886                 [packages_ addObject:package];
5887     _end
5888
5889     [indices_ removeAllObjects];
5890
5891     Section *section = nil;
5892
5893 #if TryIndexedCollation
5894     if ([[self class] hasIndexedCollation]) {
5895         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
5896         NSArray *titles = [collation sectionIndexTitles];
5897         int secidx = -1;
5898
5899         _profile(PackageTable$reloadData$Section)
5900             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5901                 Package *package;
5902                 int index;
5903
5904                 _profile(PackageTable$reloadData$Section$Package)
5905                     package = [packages_ objectAtIndex:offset];
5906                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
5907                 _end
5908
5909                 while (secidx < index) {
5910                     secidx += 1;
5911
5912                     _profile(PackageTable$reloadData$Section$Allocate)
5913                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
5914                     _end
5915
5916                     _profile(PackageTable$reloadData$Section$Add)
5917                         [sections_ addObject:section];
5918                     _end
5919                 }
5920
5921                 [section addToCount];
5922             }
5923         _end
5924     } else
5925 #endif
5926     {
5927         [index_ removeAllObjects];
5928
5929         _profile(PackageTable$reloadData$Section)
5930             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5931                 Package *package;
5932                 unichar index;
5933
5934                 _profile(PackageTable$reloadData$Section$Package)
5935                     package = [packages_ objectAtIndex:offset];
5936                     index = [package index];
5937                 _end
5938
5939                 if (section == nil || [section index] != index) {
5940                     _profile(PackageTable$reloadData$Section$Allocate)
5941                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5942                     _end
5943
5944                     [index_ addObject:[section name]];
5945                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5946
5947                     _profile(PackageTable$reloadData$Section$Add)
5948                         [sections_ addObject:section];
5949                     _end
5950                 }
5951
5952                 [section addToCount];
5953             }
5954         _end
5955     }
5956
5957     _profile(PackageTable$reloadData$List)
5958         [list_ reloadData];
5959     _end
5960 }
5961
5962 - (void) resetCursor {
5963     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5964 }
5965
5966 @end
5967 /* }}} */
5968 /* Filtered Package List Controller {{{ */
5969 @interface FilteredPackageListController : PackageListController {
5970     SEL filter_;
5971     IMP imp_;
5972     id object_;
5973 }
5974
5975 - (void) setObject:(id)object;
5976 - (void) setObject:(id)object forFilter:(SEL)filter;
5977
5978 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5979
5980 @end
5981
5982 @implementation FilteredPackageListController
5983
5984 - (void) dealloc {
5985     if (object_ != nil)
5986         [object_ release];
5987     [super dealloc];
5988 }
5989
5990 - (void) setFilter:(SEL)filter {
5991     filter_ = filter;
5992
5993     /* XXX: this is an unsafe optimization of doomy hell */
5994     Method method(class_getInstanceMethod([Package class], filter));
5995     _assert(method != NULL);
5996     imp_ = method_getImplementation(method);
5997     _assert(imp_ != NULL);
5998 }
5999
6000 - (void) setObject:(id)object {
6001     if (object_ != nil)
6002         [object_ release];
6003     if (object == nil)
6004         object_ = nil;
6005     else
6006         object_ = [object retain];
6007 }
6008
6009 - (void) setObject:(id)object forFilter:(SEL)filter {
6010     [self setFilter:filter];
6011     [self setObject:object];
6012 }
6013
6014 - (bool) hasPackage:(Package *)package {
6015     _profile(FilteredPackageTable$hasPackage)
6016         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6017     _end
6018 }
6019
6020 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6021     if ((self = [super initWithDatabase:database title:title]) != nil) {
6022         [self setFilter:filter];
6023         [self setObject:object];
6024         [self reloadData];
6025     } return self;
6026 }
6027
6028 @end
6029 /* }}} */
6030
6031 /* Home Controller {{{ */
6032 @interface HomeController : CYBrowserController {
6033 }
6034 @end
6035
6036 @implementation HomeController
6037
6038 + (BOOL) shouldHideNavigationBar {
6039     return NO;
6040 }
6041
6042 - (NSURL *) navigationURL {
6043     return [NSURL URLWithString:@"cydia://home"];
6044 }
6045
6046 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6047     [super _setMoreHeaders:request];
6048
6049     if (ChipID_ != nil)
6050         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6051     if (UniqueID_ != nil)
6052         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6053     if (PLMN_ != nil)
6054         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6055 }
6056
6057 - (void) aboutButtonClicked {
6058     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6059
6060     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6061     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6062     [alert setCancelButtonIndex:0];
6063
6064     [alert setMessage:
6065         @"Copyright (C) 2008-2011\n"
6066         "Jay Freeman (saurik)\n"
6067         "saurik@saurik.com\n"
6068         "http://www.saurik.com/"
6069     ];
6070
6071     [alert show];
6072 }
6073
6074 - (void) viewWillDisappear:(BOOL)animated {
6075     [super viewWillDisappear:animated];
6076
6077     if ([[self class] shouldHideNavigationBar])
6078         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6079 }
6080
6081 - (void) viewWillAppear:(BOOL)animated {
6082     if (![self hasLoaded])
6083         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6084
6085     [super viewWillAppear:animated];
6086
6087     if ([[self class] shouldHideNavigationBar])
6088         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6089 }
6090
6091 - (void) viewDidLoad {
6092     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6093         initWithTitle:UCLocalize("ABOUT")
6094         style:UIBarButtonItemStylePlain
6095         target:self
6096         action:@selector(aboutButtonClicked)
6097     ] autorelease]];
6098 }
6099
6100 @end
6101 /* }}} */
6102 /* Manage Controller {{{ */
6103 @interface ManageController : CYBrowserController {
6104 }
6105
6106 - (void) queueStatusDidChange;
6107 @end
6108
6109 @implementation ManageController
6110
6111 - (NSURL *) navigationURL {
6112     return [NSURL URLWithString:@"cydia://manage"];
6113 }
6114
6115 - (void) viewWillAppear:(BOOL)animated {
6116     if (![self hasLoaded])
6117         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6118
6119     [super viewWillAppear:animated];
6120 }
6121
6122 - (void) viewDidLoad {
6123     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6124         initWithTitle:UCLocalize("SETTINGS")
6125         style:UIBarButtonItemStylePlain
6126         target:self
6127         action:@selector(settingsButtonClicked)
6128     ] autorelease]];
6129
6130     [self queueStatusDidChange];
6131 }
6132
6133 - (void) settingsButtonClicked {
6134     [delegate_ showSettings];
6135 }
6136
6137 #if !AlwaysReload
6138 - (void) queueButtonClicked {
6139     [delegate_ queue];
6140 }
6141
6142 - (void) applyLoadingTitle {
6143     // Disable "Loading" title.
6144 }
6145
6146 - (void) applyRightButton {
6147     // Disable right button.
6148 }
6149 #endif
6150
6151 - (void) queueStatusDidChange {
6152 #if !AlwaysReload
6153     if (!IsWildcat_ && Queuing_) {
6154         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6155             initWithTitle:UCLocalize("QUEUE")
6156             style:UIBarButtonItemStyleDone
6157             target:self
6158             action:@selector(queueButtonClicked)
6159         ] autorelease]];
6160     } else {
6161         [[self navigationItem] setRightBarButtonItem:nil];
6162     }
6163 #endif
6164 }
6165
6166 - (bool) isLoading {
6167     // Never show as loading.
6168     return false;
6169 }
6170
6171 @end
6172 /* }}} */
6173
6174 /* Refresh Bar {{{ */
6175 @interface RefreshBar : UINavigationBar {
6176     UIProgressIndicator *indicator_;
6177     UITextLabel *prompt_;
6178     UIProgressBar *progress_;
6179     UINavigationButton *cancel_;
6180 }
6181
6182 @end
6183
6184 @implementation RefreshBar
6185
6186 - (void) dealloc {
6187     [indicator_ release];
6188     [prompt_ release];
6189     [progress_ release];
6190     [cancel_ release];
6191     [super dealloc];
6192 }
6193
6194 - (void) positionViews {
6195     CGRect frame = [cancel_ frame];
6196     frame.size = [cancel_ sizeThatFits:frame.size];
6197     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6198     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6199     [cancel_ setFrame:frame];
6200
6201     CGSize prgsize = {75, 100};
6202     CGRect prgrect = {{
6203         [self frame].size.width - prgsize.width - 10,
6204         ([self frame].size.height - prgsize.height) / 2
6205     } , prgsize};
6206     [progress_ setFrame:prgrect];
6207
6208     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6209     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6210     CGRect indrect = {{indoffset, indoffset}, indsize};
6211     [indicator_ setFrame:indrect];
6212
6213     CGSize prmsize = {215, indsize.height + 4};
6214     CGRect prmrect = {{
6215         indoffset * 2 + indsize.width,
6216         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6217     }, prmsize};
6218     [prompt_ setFrame:prmrect];
6219 }
6220
6221 - (void)setFrame:(CGRect)frame {
6222     [super setFrame:frame];
6223
6224     [self positionViews];
6225 }
6226
6227 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6228     if ((self = [super initWithFrame:frame])) {
6229         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6230
6231         [self setBarStyle:UIBarStyleBlack];
6232
6233         UIBarStyle barstyle([self _barStyle:NO]);
6234         bool ugly(barstyle == UIBarStyleDefault);
6235
6236         UIProgressIndicatorStyle style = ugly ?
6237             UIProgressIndicatorStyleMediumBrown :
6238             UIProgressIndicatorStyleMediumWhite;
6239
6240         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6241         [indicator_ setStyle:style];
6242         [indicator_ startAnimation];
6243         [self addSubview:indicator_];
6244
6245         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6246         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6247         [prompt_ setBackgroundColor:[UIColor clearColor]];
6248         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6249         [self addSubview:prompt_];
6250
6251         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6252         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6253         [progress_ setStyle:0];
6254         [self addSubview:progress_];
6255
6256         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6257         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6258         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6259         [cancel_ setBarStyle:barstyle];
6260
6261         [self positionViews];
6262     } return self;
6263 }
6264
6265 - (void) cancel {
6266     [cancel_ removeFromSuperview];
6267 }
6268
6269 - (void) start {
6270     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6271     [progress_ setProgress:0];
6272     [self addSubview:cancel_];
6273 }
6274
6275 - (void) stop {
6276     [cancel_ removeFromSuperview];
6277 }
6278
6279 - (void) setPrompt:(NSString *)prompt {
6280     [prompt_ setText:prompt];
6281 }
6282
6283 - (void) setProgress:(float)progress {
6284     [progress_ setProgress:progress];
6285 }
6286
6287 @end
6288 /* }}} */
6289
6290 @class CYNavigationController;
6291
6292 /* Cydia Tab Bar Controller {{{ */
6293 @interface CYTabBarController : UITabBarController <
6294     UITabBarControllerDelegate,
6295     ProgressDelegate
6296 > {
6297     _transient Database *database_;
6298     RefreshBar *refreshbar_;
6299
6300     bool dropped_;
6301     bool updating_;
6302     // XXX: ok, "updatedelegate_"?...
6303     _transient NSObject<CydiaDelegate> *updatedelegate_;
6304
6305     id root_;
6306     UIViewController *remembered_;
6307     _transient UIViewController *transient_;
6308 }
6309
6310 - (NSArray *) navigationURLCollection;
6311 - (void) dropBar:(BOOL)animated;
6312 - (void) beginUpdate;
6313 - (void) raiseBar:(BOOL)animated;
6314 - (BOOL) updating;
6315
6316 @end
6317
6318 @implementation CYTabBarController
6319
6320 - (void) setUnselectedViewController:(UIViewController *)transient {
6321     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6322     if (transient != nil) {
6323         if (transient_ == nil)
6324             remembered_ = [[controllers objectAtIndex:0] retain];
6325         transient_ = transient;
6326         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6327         [controllers replaceObjectAtIndex:0 withObject:transient_];
6328         [self setSelectedIndex:0];
6329         [self setViewControllers:controllers];
6330         [self concealTabBarSelection];
6331     } else if (remembered_ != nil) {
6332         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6333         transient_ = transient;
6334         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6335         [remembered_ release];
6336         remembered_ = nil;
6337         [self setViewControllers:controllers];
6338         [self revealTabBarSelection];
6339     }
6340 }
6341
6342 - (UIViewController *) unselectedViewController {
6343     return transient_;
6344 }
6345
6346 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6347     if ([self unselectedViewController])
6348         [self setUnselectedViewController:nil];
6349 }
6350
6351 - (NSArray *) navigationURLCollection {
6352     NSMutableArray *items([NSMutableArray array]);
6353
6354     // XXX: Should this deal with transient view controllers?
6355     for (id navigation in [self viewControllers]) {
6356         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6357         if (stack != nil)
6358             [items addObject:stack];
6359     }
6360
6361     return items;
6362 }
6363
6364 - (void) reloadData {
6365     for (CYViewController *controller in [self viewControllers])
6366         [controller reloadData];
6367
6368     [(CYNavigationController *)[self unselectedViewController] reloadData];
6369 }
6370
6371 - (void) dealloc {
6372     [refreshbar_ release];
6373     [[NSNotificationCenter defaultCenter] removeObserver:self];
6374
6375     [super dealloc];
6376 }
6377
6378 - (id) initWithDatabase:(Database *)database {
6379     if ((self = [super init]) != nil) {
6380         database_ = database;
6381         [self setDelegate:self];
6382
6383         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6384         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6385
6386         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6387     } return self;
6388 }
6389
6390 - (void) setUpdate:(NSDate *)date {
6391     [self beginUpdate];
6392 }
6393
6394 - (void) beginUpdate {
6395     [refreshbar_ start];
6396     [self dropBar:YES];
6397
6398     [updatedelegate_ retainNetworkActivityIndicator];
6399     updating_ = true;
6400
6401     [NSThread
6402         detachNewThreadSelector:@selector(performUpdate)
6403         toTarget:self
6404         withObject:nil
6405     ];
6406 }
6407
6408 - (void) performUpdate { _pooled
6409     Status status;
6410     status.setDelegate(self);
6411     [database_ updateWithStatus:status];
6412
6413     [self
6414         performSelectorOnMainThread:@selector(completeUpdate)
6415         withObject:nil
6416         waitUntilDone:NO
6417     ];
6418 }
6419
6420 - (void) stopUpdateWithSelector:(SEL)selector {
6421     updating_ = false;
6422     [updatedelegate_ releaseNetworkActivityIndicator];
6423
6424     [self raiseBar:YES];
6425     [refreshbar_ stop];
6426
6427     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6428 }
6429
6430 - (void) completeUpdate {
6431     if (!updating_)
6432         return;
6433     [self stopUpdateWithSelector:@selector(reloadData)];
6434 }
6435
6436 - (void) cancelUpdate {
6437     [self stopUpdateWithSelector:@selector(updateData)];
6438 }
6439
6440 - (void) cancelPressed {
6441     [self cancelUpdate];
6442 }
6443
6444 - (BOOL) updating {
6445     return updating_;
6446 }
6447
6448 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6449     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6450 }
6451
6452 - (void) startProgress {
6453 }
6454
6455 - (void) setProgressTitle:(NSString *)title {
6456     [self
6457         performSelectorOnMainThread:@selector(_setProgressTitle:)
6458         withObject:title
6459         waitUntilDone:YES
6460     ];
6461 }
6462
6463 - (bool) isCancelling:(size_t)received {
6464     return !updating_;
6465 }
6466
6467 - (void) setProgressPercent:(float)percent {
6468     [self
6469         performSelectorOnMainThread:@selector(_setProgressPercent:)
6470         withObject:[NSNumber numberWithFloat:percent]
6471         waitUntilDone:YES
6472     ];
6473 }
6474
6475 - (void) addProgressOutput:(NSString *)output {
6476     [self
6477         performSelectorOnMainThread:@selector(_addProgressOutput:)
6478         withObject:output
6479         waitUntilDone:YES
6480     ];
6481 }
6482
6483 - (void) _setProgressTitle:(NSString *)title {
6484     [refreshbar_ setPrompt:title];
6485 }
6486
6487 - (void) _setProgressPercent:(NSNumber *)percent {
6488     [refreshbar_ setProgress:[percent floatValue]];
6489 }
6490
6491 - (void) _addProgressOutput:(NSString *)output {
6492 }
6493
6494 - (void) setUpdateDelegate:(id)delegate {
6495     updatedelegate_ = delegate;
6496 }
6497
6498 - (CGFloat) statusBarHeight {
6499     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6500         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6501     } else {
6502         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6503     }
6504 }
6505
6506 - (UIView *) transitionView {
6507     if ([self respondsToSelector:@selector(_transitionView)])
6508         return [self _transitionView];
6509     else
6510         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6511 }
6512
6513 - (void) dropBar:(BOOL)animated {
6514     if (dropped_)
6515         return;
6516     dropped_ = true;
6517
6518     UIView *transition([self transitionView]);
6519     [[self view] addSubview:refreshbar_];
6520
6521     CGRect barframe([refreshbar_ frame]);
6522
6523     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6524         barframe.origin.y = [self statusBarHeight];
6525     else
6526         barframe.origin.y = 0;
6527
6528     [refreshbar_ setFrame:barframe];
6529
6530     if (animated)
6531         [UIView beginAnimations:nil context:NULL];
6532
6533     CGRect viewframe = [transition frame];
6534     viewframe.origin.y += barframe.size.height;
6535     viewframe.size.height -= barframe.size.height;
6536     [transition setFrame:viewframe];
6537
6538     if (animated)
6539         [UIView commitAnimations];
6540
6541     // Ensure bar has the proper width for our view, it might have changed
6542     barframe.size.width = viewframe.size.width;
6543     [refreshbar_ setFrame:barframe];
6544
6545     // XXX: fix Apple's layout bug
6546     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6547 }
6548
6549 - (void) raiseBar:(BOOL)animated {
6550     if (!dropped_)
6551         return;
6552     dropped_ = false;
6553
6554     UIView *transition([self transitionView]);
6555     [refreshbar_ removeFromSuperview];
6556
6557     CGRect barframe([refreshbar_ frame]);
6558
6559     if (animated)
6560         [UIView beginAnimations:nil context:NULL];
6561
6562     CGRect viewframe = [transition frame];
6563     viewframe.origin.y -= barframe.size.height;
6564     viewframe.size.height += barframe.size.height;
6565     [transition setFrame:viewframe];
6566
6567     if (animated)
6568         [UIView commitAnimations];
6569
6570     // XXX: fix Apple's layout bug
6571     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6572 }
6573
6574 #if 0
6575 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6576     // XXX: fix Apple's layout bug
6577     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6578 }
6579 #endif
6580
6581 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6582     bool dropped(dropped_);
6583
6584     if (dropped)
6585         [self raiseBar:NO];
6586
6587     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6588
6589     if (dropped)
6590         [self dropBar:NO];
6591
6592     // XXX: fix Apple's layout bug
6593     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6594 }
6595
6596 - (void) statusBarFrameChanged:(NSNotification *)notification {
6597     if (dropped_) {
6598         [self raiseBar:NO];
6599         [self dropBar:NO];
6600     }
6601 }
6602
6603 @end
6604 /* }}} */
6605 /* Cydia Navigation Controller {{{ */
6606 @interface CYNavigationController : UINavigationController {
6607     _transient Database *database_;
6608     _transient id<UINavigationControllerDelegate> delegate_;
6609 }
6610
6611 - (NSArray *) navigationURLCollection;
6612 - (id) initWithDatabase:(Database *)database;
6613 - (void) reloadData;
6614
6615 @end
6616
6617
6618 @implementation CYNavigationController
6619
6620 - (NSArray *) navigationURLCollection {
6621     NSMutableArray *stack([NSMutableArray array]);
6622
6623     for (CYViewController *controller in [self viewControllers]) {
6624         NSString *url = [[controller navigationURL] absoluteString];
6625         if (url != nil)
6626             [stack addObject:url];
6627     }
6628
6629     return stack;
6630 }
6631
6632 - (void) reloadData {
6633     for (CYViewController *page in [self viewControllers]) {
6634         // Only reload controllers that have already loaded.
6635         // This prevents a page from accidentally loading too
6636         // early if it hasn't been shown on the screen yet.
6637         if ([page hasLoaded])
6638             [page reloadData];
6639     }
6640 }
6641
6642 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6643     delegate_ = delegate;
6644 }
6645
6646 - (id) initWithDatabase:(Database *)database {
6647     if ((self = [super init]) != nil) {
6648         database_ = database;
6649     } return self;
6650 }
6651
6652 @end
6653 /* }}} */
6654
6655 /* Cydia:// Protocol {{{ */
6656 @interface CydiaURLProtocol : NSURLProtocol {
6657 }
6658
6659 @end
6660
6661 @implementation CydiaURLProtocol
6662
6663 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6664     NSURL *url([request URL]);
6665     if (url == nil)
6666         return NO;
6667     NSString *scheme([[url scheme] lowercaseString]);
6668     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6669         return NO;
6670     return YES;
6671 }
6672
6673 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6674     return request;
6675 }
6676
6677 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6678     id<NSURLProtocolClient> client([self client]);
6679     if (icon == nil)
6680         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6681     else {
6682         NSData *data(UIImagePNGRepresentation(icon));
6683
6684         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6685         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6686         [client URLProtocol:self didLoadData:data];
6687         [client URLProtocolDidFinishLoading:self];
6688     }
6689 }
6690
6691 - (void) startLoading {
6692     id<NSURLProtocolClient> client([self client]);
6693     NSURLRequest *request([self request]);
6694
6695     NSURL *url([request URL]);
6696     NSString *href([url absoluteString]);
6697
6698     NSString *path([href substringFromIndex:8]);
6699     NSRange slash([path rangeOfString:@"/"]);
6700
6701     NSString *command;
6702     if (slash.location == NSNotFound) {
6703         command = path;
6704         path = nil;
6705     } else {
6706         command = [path substringToIndex:slash.location];
6707         path = [path substringFromIndex:(slash.location + 1)];
6708     }
6709
6710     Database *database([Database sharedInstance]);
6711
6712     if ([command isEqualToString:@"package-icon"]) {
6713         if (path == nil)
6714             goto fail;
6715         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6716         Package *package([database packageWithName:path]);
6717         if (package == nil)
6718             goto fail;
6719         UIImage *icon([package icon]);
6720         [self _returnPNGWithImage:icon forRequest:request];
6721     } else if ([command isEqualToString:@"source-icon"]) {
6722         if (path == nil)
6723             goto fail;
6724         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6725         NSString *source(Simplify(path));
6726         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6727         if (icon == nil)
6728             icon = [UIImage applicationImageNamed:@"unknown.png"];
6729         [self _returnPNGWithImage:icon forRequest:request];
6730     } else if ([command isEqualToString:@"uikit-image"]) {
6731         if (path == nil)
6732             goto fail;
6733         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6734         UIImage *icon(_UIImageWithName(path));
6735         [self _returnPNGWithImage:icon forRequest:request];
6736     } else if ([command isEqualToString:@"section-icon"]) {
6737         if (path == nil)
6738             goto fail;
6739         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6740         NSString *section(Simplify(path));
6741         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6742         if (icon == nil)
6743             icon = [UIImage applicationImageNamed:@"unknown.png"];
6744         [self _returnPNGWithImage:icon forRequest:request];
6745     } else fail: {
6746         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6747     }
6748 }
6749
6750 - (void) stopLoading {
6751 }
6752
6753 @end
6754 /* }}} */
6755
6756 /* Section Controller {{{ */
6757 @interface SectionController : FilteredPackageListController {
6758     NSString *section_;
6759 }
6760
6761 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6762
6763 @end
6764
6765 @implementation SectionController
6766
6767 - (NSURL *) navigationURL {
6768     NSString *name = section_;
6769     if (name == nil)
6770         name = @"all";
6771
6772     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6773 }
6774
6775 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6776     NSString *title;
6777     if (name == nil)
6778         title = UCLocalize("ALL_PACKAGES");
6779     else if (![name isEqual:@""])
6780         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6781     else
6782         title = UCLocalize("NO_SECTION");
6783
6784     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
6785         section_ = name;
6786     } return self;
6787 }
6788
6789 @end
6790 /* }}} */
6791 /* Sections Controller {{{ */
6792 @interface SectionsController : CYViewController <
6793     UITableViewDataSource,
6794     UITableViewDelegate
6795 > {
6796     _transient Database *database_;
6797     NSMutableArray *sections_;
6798     NSMutableArray *filtered_;
6799     UITableView *list_;
6800     BOOL editing_;
6801 }
6802
6803 - (id) initWithDatabase:(Database *)database;
6804 - (void) editButtonClicked;
6805
6806 @end
6807
6808 @implementation SectionsController
6809
6810 - (void) dealloc {
6811     [self releaseSubviews];
6812     [sections_ release];
6813     [filtered_ release];
6814
6815     [super dealloc];
6816 }
6817
6818 - (NSURL *) navigationURL {
6819     return [NSURL URLWithString:@"cydia://sections"];
6820 }
6821
6822 - (void) updateNavigationItem {
6823     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
6824     if ([sections_ count] == 0) {
6825         [[self navigationItem] setRightBarButtonItem:nil];
6826     } else {
6827         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
6828             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
6829             target:self
6830             action:@selector(editButtonClicked)
6831         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
6832     }
6833 }
6834
6835 - (BOOL) isEditing {
6836     return editing_;
6837 }
6838
6839 - (void) setEditing:(BOOL)editing {
6840     if ((editing_ = editing))
6841         [list_ reloadData];
6842     else
6843         [delegate_ updateData];
6844
6845     [self updateNavigationItem];
6846 }
6847
6848 - (void) viewDidAppear:(BOOL)animated {
6849     [super viewDidAppear:animated];
6850     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6851 }
6852
6853 - (void) viewWillDisappear:(BOOL)animated {
6854     [super viewWillDisappear:animated];
6855     if (editing_) [self setEditing:NO];
6856 }
6857
6858 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
6859     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
6860     return section;
6861 }
6862
6863 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6864     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6865 }
6866
6867 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6868     return 45.0f;
6869 }*/
6870
6871 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6872     static NSString *reuseIdentifier = @"SectionCell";
6873
6874     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6875     if (cell == nil)
6876         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6877
6878     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
6879
6880     return cell;
6881 }
6882
6883 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
6884     if (editing_)
6885         return;
6886
6887     Section *section = [self sectionAtIndexPath:indexPath];
6888
6889     SectionController *controller = [[[SectionController alloc]
6890         initWithDatabase:database_
6891         section:[section name]
6892     ] autorelease];
6893     [controller setDelegate:delegate_];
6894
6895     [[self navigationController] pushViewController:controller animated:YES];
6896 }
6897
6898 - (void) loadView {
6899     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6900
6901     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
6902     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6903     [list_ setRowHeight:45.0f];
6904     [list_ setDataSource:self];
6905     [list_ setDelegate:self];
6906     [[self view] addSubview:list_];
6907 }
6908
6909 - (void) viewDidLoad {
6910     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
6911 }
6912
6913 - (void) releaseSubviews {
6914     [list_ release];
6915     list_ = nil;
6916 }
6917
6918 - (id) initWithDatabase:(Database *)database {
6919     if ((self = [super init]) != nil) {
6920         database_ = database;
6921
6922         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6923         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6924     } return self;
6925 }
6926
6927 - (void) reloadData {
6928     [super reloadData];
6929
6930     NSArray *packages = [database_ packages];
6931
6932     [sections_ removeAllObjects];
6933     [filtered_ removeAllObjects];
6934
6935     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6936
6937     _trace();
6938     for (Package *package in packages) {
6939         NSString *name([package section]);
6940         NSString *key(name == nil ? @"" : name);
6941
6942         Section *section;
6943
6944         _profile(SectionsView$reloadData$Section)
6945             section = [sections objectForKey:key];
6946             if (section == nil) {
6947                 _profile(SectionsView$reloadData$Section$Allocate)
6948                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
6949                     [sections setObject:section forKey:key];
6950                 _end
6951             }
6952         _end
6953
6954         [section addToCount];
6955
6956         _profile(SectionsView$reloadData$Filter)
6957             if (![package valid] || ![package visible])
6958                 continue;
6959         _end
6960
6961         [section addToRow];
6962     }
6963     _trace();
6964
6965     [sections_ addObjectsFromArray:[sections allValues]];
6966
6967     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6968
6969     for (Section *section in sections_) {
6970         size_t count([section row]);
6971         if (count == 0)
6972             continue;
6973
6974         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6975         [section setCount:count];
6976         [filtered_ addObject:section];
6977     }
6978
6979     [self updateNavigationItem];
6980     [list_ reloadData];
6981     _trace();
6982 }
6983
6984 - (void)editButtonClicked {
6985     [self setEditing:!editing_];
6986 }
6987
6988 @end
6989 /* }}} */
6990
6991 /* Changes Controller {{{ */
6992 @interface ChangesController : CYViewController <
6993     UITableViewDataSource,
6994     UITableViewDelegate
6995 > {
6996     _transient Database *database_;
6997     unsigned era_;
6998     CFMutableArrayRef packages_;
6999     NSMutableArray *sections_;
7000     UITableView *list_;
7001     unsigned upgrades_;
7002     BOOL hasSentFirstLoad_;
7003 }
7004
7005 - (id) initWithDatabase:(Database *)database;
7006
7007 @end
7008
7009 @implementation ChangesController
7010
7011 - (void) dealloc {
7012     [self releaseSubviews];
7013     CFRelease(packages_);
7014     [sections_ release];
7015
7016     [super dealloc];
7017 }
7018
7019 - (NSURL *) navigationURL {
7020     return [NSURL URLWithString:@"cydia://changes"];
7021 }
7022
7023 - (void) viewWillAppear:(BOOL)animated {
7024     // Loads after it appears, so don't load beforehand.
7025     loaded_ = YES;
7026     [super viewWillAppear:animated];
7027 }
7028
7029 - (void) viewDidAppear:(BOOL)animated {
7030     [super viewDidAppear:animated];
7031
7032     if (!hasSentFirstLoad_) {
7033         hasSentFirstLoad_ = YES;
7034         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7035     } else {
7036         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7037     }
7038 }
7039
7040 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7041     NSInteger count([sections_ count]);
7042     return count == 0 ? 1 : count;
7043 }
7044
7045 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7046     if ([sections_ count] == 0)
7047         return nil;
7048     return [[sections_ objectAtIndex:section] name];
7049 }
7050
7051 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7052     if ([sections_ count] == 0)
7053         return 0;
7054     return [[sections_ objectAtIndex:section] count];
7055 }
7056
7057 - (Package *) packageAtIndex:(NSUInteger)index {
7058     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7059 }
7060
7061 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7062 @synchronized (database_) {
7063     if ([database_ era] != era_)
7064         return nil;
7065
7066     NSUInteger sectionIndex([path section]);
7067     if (sectionIndex >= [sections_ count])
7068         return nil;
7069     Section *section([sections_ objectAtIndex:sectionIndex]);
7070     NSInteger row([path row]);
7071     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7072 } }
7073
7074 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7075     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7076     if (cell == nil)
7077         cell = [[[PackageCell alloc] init] autorelease];
7078     [cell setPackage:[self packageAtIndexPath:path]];
7079     return cell;
7080 }
7081
7082 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7083     Package *package([self packageAtIndexPath:path]);
7084     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7085     [view setDelegate:delegate_];
7086     [[self navigationController] pushViewController:view animated:YES];
7087     return path;
7088 }
7089
7090 - (void) refreshButtonClicked {
7091     [delegate_ beginUpdate];
7092     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7093 }
7094
7095 - (void) upgradeButtonClicked {
7096     [delegate_ distUpgrade];
7097 }
7098
7099 - (void) loadView {
7100     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7101
7102     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7103     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7104     [list_ setRowHeight:73];
7105     [list_ setDataSource:self];
7106     [list_ setDelegate:self];
7107     [[self view] addSubview:list_];
7108 }
7109
7110 - (void) viewDidLoad {
7111     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7112 }
7113
7114 - (void) releaseSubviews {
7115     [list_ release];
7116     list_ = nil;
7117 }
7118
7119 - (id) initWithDatabase:(Database *)database {
7120     if ((self = [super init]) != nil) {
7121         database_ = database;
7122
7123         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7124         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7125     } return self;
7126 }
7127
7128 - (void) _reloadPackages:(NSArray *)packages {
7129     CFRelease(packages_);
7130     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7131
7132     _trace();
7133     _profile(ChangesController$_reloadPackages$Filter)
7134         for (Package *package in packages)
7135             if ([package upgradableAndEssential:YES] || [package visible])
7136                 CFArrayAppendValue(packages_, package);
7137     _end
7138     _trace();
7139     _profile(ChangesController$_reloadPackages$radixSort)
7140         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7141     _end
7142     _trace();
7143 }
7144
7145 - (void) reloadData {
7146 @synchronized (database_) {
7147     era_ = [database_ era];
7148     NSArray *packages = [database_ packages];
7149
7150     [sections_ removeAllObjects];
7151
7152 #if 1
7153     UIProgressHUD *hud([delegate_ addProgressHUD]);
7154     [hud setText:UCLocalize("LOADING")];
7155     //NSLog(@"HUD:%@::%@", delegate_, hud);
7156     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7157     [delegate_ removeProgressHUD:hud];
7158 #else
7159     [self _reloadPackages:packages];
7160 #endif
7161
7162     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7163     Section *ignored = nil;
7164     Section *section = nil;
7165     time_t last = 0;
7166
7167     upgrades_ = 0;
7168     bool unseens = false;
7169
7170     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7171
7172     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7173         Package *package = [self packageAtIndex:offset];
7174
7175         BOOL uae = [package upgradableAndEssential:YES];
7176
7177         if (!uae) {
7178             unseens = true;
7179             time_t seen([package seen]);
7180
7181             if (section == nil || last != seen) {
7182                 last = seen;
7183
7184                 NSString *name;
7185                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7186                 [name autorelease];
7187
7188                 _profile(ChangesController$reloadData$Allocate)
7189                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7190                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7191                     [sections_ addObject:section];
7192                 _end
7193             }
7194
7195             [section addToCount];
7196         } else if ([package ignored]) {
7197             if (ignored == nil) {
7198                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7199             }
7200             [ignored addToCount];
7201         } else {
7202             ++upgrades_;
7203             [upgradable addToCount];
7204         }
7205     }
7206     _trace();
7207
7208     CFRelease(formatter);
7209
7210     if (unseens) {
7211         Section *last = [sections_ lastObject];
7212         size_t count = [last count];
7213         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7214         [sections_ removeLastObject];
7215     }
7216
7217     if ([ignored count] != 0)
7218         [sections_ insertObject:ignored atIndex:0];
7219     if (upgrades_ != 0)
7220         [sections_ insertObject:upgradable atIndex:0];
7221
7222     [list_ reloadData];
7223
7224     if (upgrades_ > 0)
7225         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7226             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7227             style:UIBarButtonItemStylePlain
7228             target:self
7229             action:@selector(upgradeButtonClicked)
7230         ] autorelease]];
7231
7232     if (![delegate_ updating])
7233         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7234             initWithTitle:UCLocalize("REFRESH")
7235             style:UIBarButtonItemStylePlain
7236             target:self
7237             action:@selector(refreshButtonClicked)
7238         ] autorelease]];
7239
7240     PrintTimes();
7241 } }
7242
7243 @end
7244 /* }}} */
7245 /* Search Controller {{{ */
7246 @interface SearchController : FilteredPackageListController <
7247     UISearchBarDelegate
7248 > {
7249     UISearchBar *search_;
7250     BOOL searchloaded_;
7251 }
7252
7253 - (id) initWithDatabase:(Database *)database;
7254 - (void) setSearchTerm:(NSString *)term;
7255 - (void) reloadData;
7256
7257 @end
7258
7259 @implementation SearchController
7260
7261 - (void) dealloc {
7262     [search_ release];
7263     [super dealloc];
7264 }
7265
7266 - (NSURL *) navigationURL {
7267     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7268         return [NSURL URLWithString:@"cydia://search"];
7269     else
7270         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7271 }
7272
7273 - (void) setSearchTerm:(NSString *)searchTerm {
7274     [search_ setText:searchTerm];
7275     [self reloadData];
7276 }
7277
7278 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7279     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7280     [search_ resignFirstResponder];
7281     [self reloadData];
7282 }
7283
7284 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7285     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7286     [self reloadData];
7287 }
7288
7289 - (id) initWithDatabase:(Database *)database {
7290     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7291         search_ = [[UISearchBar alloc] init];
7292     } return self;
7293 }
7294
7295 - (void)viewDidAppear:(BOOL)animated {
7296     [super viewDidAppear:animated];
7297
7298     if (!searchloaded_) {
7299         searchloaded_ = YES;
7300         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7301         [search_ layoutSubviews];
7302         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7303
7304         UITextField *textField;
7305         if ([search_ respondsToSelector:@selector(searchField)])
7306             textField = [search_ searchField];
7307         else
7308             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7309
7310         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7311         [search_ setDelegate:self];
7312         [textField setEnablesReturnKeyAutomatically:NO];
7313         [[self navigationItem] setTitleView:textField];
7314     }
7315 }
7316
7317 - (void) reloadData {
7318     [self setObject:[search_ text]];
7319     [super reloadData];
7320     [self resetCursor];
7321 }
7322
7323 - (void) didSelectPackage:(Package *)package {
7324     [search_ resignFirstResponder];
7325     [super didSelectPackage:package];
7326 }
7327
7328 @end
7329 /* }}} */
7330 /* Package Settings Controller {{{ */
7331 @interface PackageSettingsController : CYViewController <
7332     UITableViewDataSource,
7333     UITableViewDelegate
7334 > {
7335     _transient Database *database_;
7336     NSString *name_;
7337     Package *package_;
7338     UITableView *table_;
7339     UISwitch *subscribedSwitch_;
7340     UISwitch *ignoredSwitch_;
7341     UITableViewCell *subscribedCell_;
7342     UITableViewCell *ignoredCell_;
7343 }
7344
7345 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7346
7347 @end
7348
7349 @implementation PackageSettingsController
7350
7351 - (void) dealloc {
7352     [self releaseSubviews];
7353     [name_ release];
7354     [package_ release];
7355
7356     [super dealloc];
7357 }
7358
7359 - (NSURL *) navigationURL {
7360     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7361 }
7362
7363 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7364     if (package_ == nil)
7365         return 0;
7366
7367     return 1;
7368 }
7369
7370 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7371     if (package_ == nil)
7372         return 0;
7373
7374     return 2;
7375 }
7376
7377 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7378     return UCLocalize("CHANGE_PACKAGE_SETTINGS");
7379 }
7380
7381 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7382     return UCLocalize("SHOW_ALL_CHANGES_EX");
7383 }
7384
7385 - (void) onSubscribed:(id)control {
7386     bool value([control isOn]);
7387     if (package_ == nil)
7388         return;
7389     if ([package_ setSubscribed:value])
7390         [delegate_ updateData];
7391 }
7392
7393 - (void) onIgnored:(id)control {
7394     // TODO: set Held state - possibly call out to dpkg, etc.
7395 }
7396
7397 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7398     if (package_ == nil)
7399         return nil;
7400
7401     switch ([indexPath row]) {
7402         case 0: return subscribedCell_;
7403         case 1: return ignoredCell_;
7404
7405         _nodefault
7406     }
7407
7408     return nil;
7409 }
7410
7411 - (void) loadView {
7412     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7413
7414     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7415     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7416     [table_ setDataSource:self];
7417     [table_ setDelegate:self];
7418     [[self view] addSubview:table_];
7419
7420     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7421     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7422     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7423
7424     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7425     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7426     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7427     // Disable this switch, since it only reflects (not modifies) the ignored state.
7428     [ignoredSwitch_ setUserInteractionEnabled:NO];
7429
7430     subscribedCell_ = [[UITableViewCell alloc] init];
7431     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7432     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7433     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7434
7435     ignoredCell_ = [[UITableViewCell alloc] init];
7436     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7437     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7438     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7439     // FIXME: Ignored state is not saved.
7440     [ignoredCell_ setUserInteractionEnabled:NO];
7441 }
7442
7443 - (void) viewDidLoad {
7444     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7445 }
7446
7447 - (void) releaseSubviews {
7448     [ignoredCell_ release];
7449     ignoredCell_ = nil;
7450
7451     [subscribedCell_ release];
7452     subscribedCell_ = nil;
7453
7454     [table_ release];
7455     table_ = nil;
7456
7457     [ignoredSwitch_ release];
7458     ignoredSwitch_ = nil;
7459
7460     [subscribedSwitch_ release];
7461     subscribedSwitch_ = nil;
7462 }
7463
7464 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7465     if ((self = [super init])) {
7466         database_ = database;
7467         name_ = [package retain];
7468     } return self;
7469 }
7470
7471 - (void) reloadData {
7472     [super reloadData];
7473
7474     if (package_ != nil)
7475         [package_ autorelease];
7476     package_ = [database_ packageWithName:name_];
7477     if (package_ != nil) {
7478         [package_ retain];
7479         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7480         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7481     }
7482
7483     [table_ reloadData];
7484 }
7485
7486 @end
7487 /* }}} */
7488
7489 /* Installed Controller {{{ */
7490 @interface InstalledController : FilteredPackageListController {
7491     BOOL expert_;
7492 }
7493
7494 - (id) initWithDatabase:(Database *)database;
7495
7496 - (void) updateRoleButton;
7497 - (void) queueStatusDidChange;
7498
7499 @end
7500
7501 @implementation InstalledController
7502
7503 - (void) dealloc {
7504     [super dealloc];
7505 }
7506
7507 - (NSURL *) navigationURL {
7508     return [NSURL URLWithString:@"cydia://installed"];
7509 }
7510
7511 - (id) initWithDatabase:(Database *)database {
7512     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7513         [self updateRoleButton];
7514         [self queueStatusDidChange];
7515     } return self;
7516 }
7517
7518 #if !AlwaysReload
7519 - (void) queueButtonClicked {
7520     [delegate_ queue];
7521 }
7522 #endif
7523
7524 - (void) queueStatusDidChange {
7525 #if !AlwaysReload
7526     if (IsWildcat_) {
7527         if (Queuing_) {
7528             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7529                 initWithTitle:UCLocalize("QUEUE")
7530                 style:UIBarButtonItemStyleDone
7531                 target:self
7532                 action:@selector(queueButtonClicked)
7533             ] autorelease]];
7534         } else {
7535             [[self navigationItem] setLeftBarButtonItem:nil];
7536         }
7537     }
7538 #endif
7539 }
7540
7541 - (void) updateRoleButton {
7542     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7543         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7544             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7545             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7546             target:self
7547             action:@selector(roleButtonClicked)
7548         ] autorelease]];
7549 }
7550
7551 - (void) roleButtonClicked {
7552     [self setObject:[NSNumber numberWithBool:expert_]];
7553     [self reloadData];
7554     expert_ = !expert_;
7555
7556     [self updateRoleButton];
7557 }
7558
7559 @end
7560 /* }}} */
7561
7562 /* Source Cell {{{ */
7563 @interface SourceCell : CYTableViewCell <
7564     ContentDelegate
7565 > {
7566     UIImage *icon_;
7567     NSString *origin_;
7568     NSString *label_;
7569 }
7570
7571 - (void) setSource:(Source *)source;
7572
7573 @end
7574
7575 @implementation SourceCell
7576
7577 - (void) clearSource {
7578     [icon_ release];
7579     [origin_ release];
7580     [label_ release];
7581
7582     icon_ = nil;
7583     origin_ = nil;
7584     label_ = nil;
7585 }
7586
7587 - (void) setSource:(Source *)source {
7588     [self clearSource];
7589
7590     if (icon_ == nil)
7591         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7592     if (icon_ == nil)
7593         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7594     icon_ = [icon_ retain];
7595
7596     origin_ = [[source name] retain];
7597     label_ = [[source uri] retain];
7598
7599     [content_ setNeedsDisplay];
7600 }
7601
7602 - (void) dealloc {
7603     [self clearSource];
7604     [super dealloc];
7605 }
7606
7607 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7608     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7609         UIView *content([self contentView]);
7610         CGRect bounds([content bounds]);
7611
7612         content_ = [[ContentView alloc] initWithFrame:bounds];
7613         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7614         [content_ setBackgroundColor:[UIColor whiteColor]];
7615         [content addSubview:content_];
7616
7617         [content_ setDelegate:self];
7618         [content_ setOpaque:YES];
7619     } return self;
7620 }
7621
7622 - (NSString *) accessibilityLabel {
7623     return label_;
7624 }
7625
7626 - (void) drawContentRect:(CGRect)rect {
7627     bool highlighted(highlighted_);
7628     float width(rect.size.width);
7629
7630     if (icon_ != nil)
7631         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7632
7633     if (highlighted)
7634         UISetColor(White_);
7635
7636     if (!highlighted)
7637         UISetColor(Black_);
7638     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7639
7640     if (!highlighted)
7641         UISetColor(Blue_);
7642     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7643 }
7644
7645 @end
7646 /* }}} */
7647 /* Source Controller {{{ */
7648 @interface SourceController : FilteredPackageListController {
7649     Source *source_;
7650 }
7651
7652 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7653
7654 @end
7655
7656 @implementation SourceController
7657
7658 - (NSURL *) navigationURL {
7659     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7660 }
7661
7662 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7663     source_ = source;
7664
7665     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7666     } return self;
7667 }
7668
7669 @end
7670 /* }}} */
7671 /* Sources Controller {{{ */
7672 @interface SourcesController : CYViewController <
7673     UITableViewDataSource,
7674     UITableViewDelegate
7675 > {
7676     _transient Database *database_;
7677     UITableView *list_;
7678     NSMutableArray *sources_;
7679     int offset_;
7680
7681     NSString *href_;
7682     UIProgressHUD *hud_;
7683     NSError *error_;
7684
7685     //NSURLConnection *installer_;
7686     NSURLConnection *trivial_;
7687     NSURLConnection *trivial_bz2_;
7688     NSURLConnection *trivial_gz_;
7689     //NSURLConnection *automatic_;
7690
7691     BOOL cydia_;
7692 }
7693
7694 - (id) initWithDatabase:(Database *)database;
7695 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7696
7697 @end
7698
7699 @implementation SourcesController
7700
7701 - (void) _releaseConnection:(NSURLConnection *)connection {
7702     if (connection != nil) {
7703         [connection cancel];
7704         //[connection setDelegate:nil];
7705         [connection release];
7706     }
7707 }
7708
7709 - (void) dealloc {
7710     [self releaseSubviews];
7711
7712     [href_ release];
7713     [hud_ release];
7714     [error_ release];
7715
7716     //[self _releaseConnection:installer_];
7717     [self _releaseConnection:trivial_];
7718     [self _releaseConnection:trivial_gz_];
7719     [self _releaseConnection:trivial_bz2_];
7720     //[self _releaseConnection:automatic_];
7721
7722     [sources_ release];
7723     [super dealloc];
7724 }
7725
7726 - (NSURL *) navigationURL {
7727     return [NSURL URLWithString:@"cydia://sources"];
7728 }
7729
7730 - (void) viewDidAppear:(BOOL)animated {
7731     [super viewDidAppear:animated];
7732     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7733 }
7734
7735 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7736     return offset_ == 0 ? 1 : 2;
7737 }
7738
7739 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7740     switch (section + (offset_ == 0 ? 1 : 0)) {
7741         case 0: return UCLocalize("ENTERED_BY_USER");
7742         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
7743
7744         _nodefault
7745     }
7746 }
7747
7748 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7749     int count = [sources_ count];
7750     switch (section) {
7751         case 0: return (offset_ == 0 ? count : offset_);
7752         case 1: return count - offset_;
7753
7754         _nodefault
7755     }
7756 }
7757
7758 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
7759     unsigned idx = 0;
7760     switch (indexPath.section) {
7761         case 0: idx = indexPath.row; break;
7762         case 1: idx = indexPath.row + offset_; break;
7763
7764         _nodefault
7765     }
7766     return [sources_ objectAtIndex:idx];
7767 }
7768
7769 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7770     static NSString *cellIdentifier = @"SourceCell";
7771
7772     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
7773     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
7774     [cell setSource:[self sourceAtIndexPath:indexPath]];
7775     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
7776
7777     return cell;
7778 }
7779
7780 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7781     Source *source = [self sourceAtIndexPath:indexPath];
7782
7783     SourceController *controller = [[[SourceController alloc]
7784         initWithDatabase:database_
7785         source:source
7786     ] autorelease];
7787
7788     [controller setDelegate:delegate_];
7789
7790     [[self navigationController] pushViewController:controller animated:YES];
7791 }
7792
7793 - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
7794     Source *source = [self sourceAtIndexPath:indexPath];
7795     return [source record] != nil;
7796 }
7797
7798 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
7799     Source *source = [self sourceAtIndexPath:indexPath];
7800     [Sources_ removeObjectForKey:[source key]];
7801     [delegate_ syncData];
7802 }
7803
7804 - (void) complete {
7805     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
7806         @"deb", @"Type",
7807         href_, @"URI",
7808         @"./", @"Distribution",
7809     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
7810
7811     [delegate_ syncData];
7812 }
7813
7814 - (NSString *) getWarning {
7815     NSString *href(href_);
7816     NSRange colon([href rangeOfString:@"://"]);
7817     if (colon.location != NSNotFound)
7818         href = [href substringFromIndex:(colon.location + 3)];
7819     href = [href stringByAddingPercentEscapes];
7820     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
7821     href = [href stringByCachingURLWithCurrentCDN];
7822
7823     NSURL *url([NSURL URLWithString:href]);
7824
7825     NSStringEncoding encoding;
7826     NSError *error(nil);
7827
7828     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
7829         return [warning length] == 0 ? nil : warning;
7830     return nil;
7831 }
7832
7833 - (void) _endConnection:(NSURLConnection *)connection {
7834     // XXX: the memory management in this method is horribly awkward
7835
7836     NSURLConnection **field = NULL;
7837     if (connection == trivial_)
7838         field = &trivial_;
7839     else if (connection == trivial_bz2_)
7840         field = &trivial_bz2_;
7841     else if (connection == trivial_gz_)
7842         field = &trivial_gz_;
7843     _assert(field != NULL);
7844     [connection release];
7845     *field = nil;
7846
7847     if (
7848         trivial_ == nil &&
7849         trivial_bz2_ == nil &&
7850         trivial_gz_ == nil
7851     ) {
7852         bool defer(false);
7853
7854         if (cydia_) {
7855             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
7856                 defer = true;
7857
7858                 UIAlertView *alert = [[[UIAlertView alloc]
7859                     initWithTitle:UCLocalize("SOURCE_WARNING")
7860                     message:warning
7861                     delegate:self
7862                     cancelButtonTitle:UCLocalize("CANCEL")
7863                     otherButtonTitles:
7864                         UCLocalize("ADD_ANYWAY"),
7865                     nil
7866                 ] autorelease];
7867
7868                 [alert setContext:@"warning"];
7869                 [alert setNumberOfRows:1];
7870                 [alert show];
7871             } else
7872                 [self complete];
7873         } else if (error_ != nil) {
7874             UIAlertView *alert = [[[UIAlertView alloc]
7875                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
7876                 message:[error_ localizedDescription]
7877                 delegate:self
7878                 cancelButtonTitle:UCLocalize("OK")
7879                 otherButtonTitles:nil
7880             ] autorelease];
7881
7882             [alert setContext:@"urlerror"];
7883             [alert show];
7884         } else {
7885             UIAlertView *alert = [[[UIAlertView alloc]
7886                 initWithTitle:UCLocalize("NOT_REPOSITORY")
7887                 message:UCLocalize("NOT_REPOSITORY_EX")
7888                 delegate:self
7889                 cancelButtonTitle:UCLocalize("OK")
7890                 otherButtonTitles:nil
7891             ] autorelease];
7892
7893             [alert setContext:@"trivial"];
7894             [alert show];
7895         }
7896
7897         [delegate_ setStatusBarShowsProgress:NO];
7898         [delegate_ removeProgressHUD:hud_];
7899
7900         [hud_ autorelease];
7901         hud_ = nil;
7902
7903         if (!defer) {
7904             [href_ release];
7905             href_ = nil;
7906         }
7907
7908         if (error_ != nil) {
7909             [error_ release];
7910             error_ = nil;
7911         }
7912     }
7913 }
7914
7915 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
7916     switch ([response statusCode]) {
7917         case 200:
7918             cydia_ = YES;
7919     }
7920 }
7921
7922 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
7923     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
7924     if (error_ != nil)
7925         error_ = [error retain];
7926     [self _endConnection:connection];
7927 }
7928
7929 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
7930     [self _endConnection:connection];
7931 }
7932
7933 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
7934     NSMutableURLRequest *request = [NSMutableURLRequest
7935         requestWithURL:[NSURL URLWithString:href]
7936         cachePolicy:NSURLRequestUseProtocolCachePolicy
7937         timeoutInterval:120.0
7938     ];
7939
7940     [request setHTTPMethod:method];
7941
7942     if (Machine_ != NULL)
7943         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
7944     if (UniqueID_ != nil)
7945         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
7946     if (Role_ != nil)
7947         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
7948
7949     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
7950 }
7951
7952 - (void)alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7953     NSString *context([alert context]);
7954
7955     if ([context isEqualToString:@"source"]) {
7956         switch (button) {
7957             case 1: {
7958                 NSString *href = [[alert textField] text];
7959
7960                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
7961
7962                 if (![href hasSuffix:@"/"])
7963                     href_ = [href stringByAppendingString:@"/"];
7964                 else
7965                     href_ = href;
7966                 href_ = [href_ retain];
7967
7968                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
7969                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
7970                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
7971                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
7972
7973                 cydia_ = false;
7974
7975                 // XXX: this is stupid
7976                 hud_ = [[delegate_ addProgressHUD] retain];
7977                 [hud_ setText:UCLocalize("VERIFYING_URL")];
7978             } break;
7979
7980             case 0:
7981             break;
7982
7983             _nodefault
7984         }
7985
7986         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7987     } else if ([context isEqualToString:@"trivial"])
7988         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7989     else if ([context isEqualToString:@"urlerror"])
7990         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7991     else if ([context isEqualToString:@"warning"]) {
7992         switch (button) {
7993             case 1:
7994                 [self complete];
7995             break;
7996
7997             case 0:
7998             break;
7999
8000             _nodefault
8001         }
8002
8003         [href_ release];
8004         href_ = nil;
8005
8006         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8007     }
8008 }
8009
8010 - (void) loadView {
8011     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8012
8013     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8014     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8015     [list_ setRowHeight:56];
8016     [list_ setDataSource:self];
8017     [list_ setDelegate:self];
8018     [[self view] addSubview:list_];
8019 }
8020
8021 - (void) viewDidLoad {
8022     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8023     [self updateButtonsForEditingStatus:NO animated:NO];
8024 }
8025
8026 - (void) releaseSubviews {
8027     [list_ release];
8028     list_ = nil;
8029 }
8030
8031 - (id) initWithDatabase:(Database *)database {
8032     if ((self = [super init]) != nil) {
8033         database_ = database;
8034         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8035     } return self;
8036 }
8037
8038 - (void) reloadData {
8039     [super reloadData];
8040
8041     pkgSourceList list;
8042     if (!list.ReadMainList())
8043         return;
8044
8045     [sources_ removeAllObjects];
8046     [sources_ addObjectsFromArray:[database_ sources]];
8047     _trace();
8048     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8049     _trace();
8050
8051     int count([sources_ count]);
8052     offset_ = 0;
8053     for (int i = 0; i != count; i++) {
8054         if ([[sources_ objectAtIndex:i] record] == nil)
8055             break;
8056         offset_++;
8057     }
8058
8059     [list_ setEditing:NO];
8060     [self updateButtonsForEditingStatus:NO animated:NO];
8061     [list_ reloadData];
8062 }
8063
8064 - (void) showAddSourcePrompt {
8065     UIAlertView *alert = [[[UIAlertView alloc]
8066         initWithTitle:UCLocalize("ENTER_APT_URL")
8067         message:nil
8068         delegate:self
8069         cancelButtonTitle:UCLocalize("CANCEL")
8070         otherButtonTitles:
8071             UCLocalize("ADD_SOURCE"),
8072         nil
8073     ] autorelease];
8074
8075     [alert setContext:@"source"];
8076     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8077
8078     [alert setNumberOfRows:1];
8079     [alert addTextFieldWithValue:@"http://" label:@""];
8080
8081     UITextInputTraits *traits = [[alert textField] textInputTraits];
8082     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8083     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8084     [traits setKeyboardType:UIKeyboardTypeURL];
8085     // XXX: UIReturnKeyDone
8086     [traits setReturnKeyType:UIReturnKeyNext];
8087
8088     [alert show];
8089 }
8090
8091 - (void) addButtonClicked {
8092     [self showAddSourcePrompt];
8093 }
8094
8095 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8096     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8097         initWithTitle:UCLocalize("ADD")
8098         style:UIBarButtonItemStylePlain
8099         target:self
8100         action:@selector(addButtonClicked)
8101     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8102
8103     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8104         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8105         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8106         target:self
8107         action:@selector(editButtonClicked)
8108     ] autorelease] animated:animated];
8109
8110     if (IsWildcat_ && !editing)
8111         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8112             initWithTitle:UCLocalize("SETTINGS")
8113             style:UIBarButtonItemStylePlain
8114             target:self
8115             action:@selector(settingsButtonClicked)
8116         ] autorelease]];
8117 }
8118
8119 - (void) settingsButtonClicked {
8120     [delegate_ showSettings];
8121 }
8122
8123 - (void) editButtonClicked {
8124     [list_ setEditing:![list_ isEditing] animated:YES];
8125
8126     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8127 }
8128
8129 @end
8130 /* }}} */
8131
8132 /* Settings Controller {{{ */
8133 @interface SettingsController : CYViewController <
8134     UITableViewDataSource,
8135     UITableViewDelegate
8136 > {
8137     _transient Database *database_;
8138     // XXX: ok, "roledelegate_"?...
8139     _transient id roledelegate_;
8140     UITableView *table_;
8141     UISegmentedControl *segment_;
8142     UIView *container_;
8143 }
8144
8145 - (void) showDoneButton;
8146 - (void) resizeSegmentedControl;
8147
8148 @end
8149
8150 @implementation SettingsController
8151
8152 - (void) dealloc {
8153     [self releaseSubviews];
8154
8155     [super dealloc];
8156 }
8157
8158 - (void) loadView {
8159     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8160
8161     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8162     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8163     [table_ setDelegate:self];
8164     [table_ setDataSource:self];
8165     [[self view] addSubview:table_];
8166
8167     NSArray *items = [NSArray arrayWithObjects:
8168         UCLocalize("USER"),
8169         UCLocalize("HACKER"),
8170         UCLocalize("DEVELOPER"),
8171     nil];
8172     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8173     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8174     [container_ addSubview:segment_];
8175 }
8176
8177 - (void) viewDidLoad {
8178     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8179
8180     int index = -1;
8181     if ([Role_ isEqualToString:@"User"]) index = 0;
8182     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8183     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8184     if (index != -1) {
8185         [segment_ setSelectedSegmentIndex:index];
8186         [self showDoneButton];
8187     }
8188
8189     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8190     [self resizeSegmentedControl];
8191 }
8192
8193 - (void) releaseSubviews {
8194     [table_ release];
8195     table_ = nil;
8196
8197     [segment_ release];
8198     segment_ = nil;
8199
8200     [container_ release];
8201     container_ = nil;
8202 }
8203
8204 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8205     if ((self = [super init])) {
8206         database_ = database;
8207         roledelegate_ = delegate;
8208     } return self;
8209 }
8210
8211 - (void) resizeSegmentedControl {
8212     CGFloat width = [[self view] frame].size.width;
8213     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8214 }
8215
8216 - (void) viewWillAppear:(BOOL)animated {
8217     [super viewWillAppear:animated];
8218
8219     [self resizeSegmentedControl];
8220 }
8221
8222 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8223     [self resizeSegmentedControl];
8224 }
8225
8226 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8227     [self resizeSegmentedControl];
8228 }
8229
8230 - (void) save {
8231     NSString *role(nil);
8232
8233     switch ([segment_ selectedSegmentIndex]) {
8234         case 0: role = @"User"; break;
8235         case 1: role = @"Hacker"; break;
8236         case 2: role = @"Developer"; break;
8237
8238         _nodefault
8239     }
8240
8241     if (![role isEqualToString:Role_]) {
8242         bool rolling(Role_ == nil);
8243         Role_ = role;
8244
8245         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8246             Role_, @"Role",
8247         nil];
8248
8249         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8250         Changed_ = true;
8251
8252         if (rolling)
8253             [roledelegate_ loadData];
8254         else
8255             [roledelegate_ updateData];
8256     }
8257 }
8258
8259 - (void) segmentChanged:(UISegmentedControl *)control {
8260     [self showDoneButton];
8261 }
8262
8263 - (void) saveAndClose {
8264     [self save];
8265
8266     [[self navigationItem] setRightBarButtonItem:nil];
8267     [[self navigationController] dismissModalViewControllerAnimated:YES];
8268 }
8269
8270 - (void) doneButtonClicked {
8271     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8272     [spinner startAnimating];
8273     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8274     [[self navigationItem] setRightBarButtonItem:spinItem];
8275
8276     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8277 }
8278
8279 - (void) showDoneButton {
8280     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8281         initWithTitle:UCLocalize("DONE")
8282         style:UIBarButtonItemStyleDone
8283         target:self
8284         action:@selector(doneButtonClicked)
8285     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8286 }
8287
8288 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8289     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8290     return 6;
8291 }
8292
8293 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8294     return 0; // :(
8295 }
8296
8297 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8298     return nil; // This method is required by the protocol.
8299 }
8300
8301 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8302     if (section == 1)
8303         return UCLocalize("ROLE_EX");
8304     if (section == 4)
8305         return [NSString stringWithFormat:
8306             @"%@: %@\n%@: %@\n%@: %@",
8307             UCLocalize("USER"), UCLocalize("USER_EX"),
8308             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8309             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8310         ];
8311     else return nil;
8312 }
8313
8314 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8315     return section == 3 ? 44.0f : 0;
8316 }
8317
8318 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8319     return section == 3 ? container_ : nil;
8320 }
8321
8322 - (void) reloadData {
8323     [super reloadData];
8324     [table_ reloadData];
8325 }
8326
8327 @end
8328 /* }}} */
8329 /* Stash Controller {{{ */
8330 @interface StashController : CYViewController {
8331     UIActivityIndicatorView *spinner_;
8332     UILabel *status_;
8333     UILabel *caption_;
8334 }
8335 @end
8336
8337 @implementation StashController
8338
8339 - (void) dealloc {
8340     [self releaseSubviews];
8341
8342     [super dealloc];
8343 }
8344
8345 - (void) loadView {
8346     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8347     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8348
8349     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8350     CGRect spinrect = [spinner_ frame];
8351     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8352     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8353     [spinner_ setFrame:spinrect];
8354     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8355     [[self view] addSubview:spinner_];
8356     [spinner_ startAnimating];
8357
8358     CGRect captrect;
8359     captrect.size.width = [[self view] frame].size.width;
8360     captrect.size.height = 40.0f;
8361     captrect.origin.x = 0;
8362     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8363     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8364     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8365     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8366     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8367     [caption_ setTextColor:[UIColor whiteColor]];
8368     [caption_ setBackgroundColor:[UIColor clearColor]];
8369     [caption_ setShadowColor:[UIColor blackColor]];
8370     [caption_ setTextAlignment:UITextAlignmentCenter];
8371     [[self view] addSubview:caption_];
8372
8373     CGRect statusrect;
8374     statusrect.size.width = [[self view] frame].size.width;
8375     statusrect.size.height = 30.0f;
8376     statusrect.origin.x = 0;
8377     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8378     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8379     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8380     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8381     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8382     [status_ setTextColor:[UIColor whiteColor]];
8383     [status_ setBackgroundColor:[UIColor clearColor]];
8384     [status_ setShadowColor:[UIColor blackColor]];
8385     [status_ setTextAlignment:UITextAlignmentCenter];
8386     [[self view] addSubview:status_];
8387 }
8388
8389 - (void) releaseSubviews {
8390     [spinner_ release];
8391     spinner_ = nil;
8392
8393     [status_ release];
8394     status_ = nil;
8395
8396     [caption_ release];
8397     caption_ = nil;
8398 }
8399
8400 @end
8401 /* }}} */
8402
8403 @interface Cydia : UIApplication <
8404     ConfirmationControllerDelegate,
8405     ProgressControllerDelegate,
8406     CydiaDelegate,
8407     UINavigationControllerDelegate,
8408     UITabBarControllerDelegate
8409 > {
8410     // XXX: evaluate all fields for _transient
8411
8412     UIWindow *window_;
8413     CYTabBarController *tabbar_;
8414
8415     NSMutableArray *essential_;
8416     NSMutableArray *broken_;
8417
8418     Database *database_;
8419
8420     NSURL *starturl_;
8421
8422     unsigned locked_;
8423     unsigned activity_;
8424
8425     StashController *stash_;
8426
8427     bool loaded_;
8428 }
8429
8430 - (void) loadData;
8431
8432 @end
8433
8434 @implementation Cydia
8435
8436 - (void) beginUpdate {
8437     [tabbar_ beginUpdate];
8438 }
8439
8440 - (BOOL) updating {
8441     return [tabbar_ updating];
8442 }
8443
8444 - (void) _loaded {
8445     if ([broken_ count] != 0) {
8446         int count = [broken_ count];
8447
8448         UIAlertView *alert = [[[UIAlertView alloc]
8449             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8450             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8451             delegate:self
8452             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8453             otherButtonTitles:
8454                 UCLocalize("TEMPORARY_IGNORE"),
8455             nil
8456         ] autorelease];
8457
8458         [alert setContext:@"fixhalf"];
8459         [alert show];
8460     } else if (!Ignored_ && [essential_ count] != 0) {
8461         int count = [essential_ count];
8462
8463         UIAlertView *alert = [[[UIAlertView alloc]
8464             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8465             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8466             delegate:self
8467             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8468             otherButtonTitles:
8469                 UCLocalize("UPGRADE_ESSENTIAL"),
8470                 UCLocalize("COMPLETE_UPGRADE"),
8471             nil
8472         ] autorelease];
8473
8474         [alert setContext:@"upgrade"];
8475         [alert show];
8476     }
8477 }
8478
8479 - (void) _saveConfig {
8480     _trace();
8481     MetaFile_.Sync();
8482     _trace();
8483
8484     if (Changed_) {
8485         NSString *error(nil);
8486
8487         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8488             _trace();
8489             NSError *error(nil);
8490             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8491                 NSLog(@"failure to save metadata data: %@", error);
8492             _trace();
8493
8494             Changed_ = false;
8495         } else {
8496             NSLog(@"failure to serialize metadata: %@", error);
8497         }
8498     }
8499 }
8500
8501 // Navigation controller for the queuing badge.
8502 - (CYNavigationController *) queueNavigationController {
8503     NSArray *controllers = [tabbar_ viewControllers];
8504     return [controllers objectAtIndex:3];
8505 }
8506
8507 - (void) _updateData {
8508     [self _saveConfig];
8509
8510     [tabbar_ reloadData];
8511
8512     CYNavigationController *navigation = [self queueNavigationController];
8513
8514     id queuedelegate = nil;
8515     if ([[navigation viewControllers] count] > 0)
8516         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8517
8518     [queuedelegate queueStatusDidChange];
8519     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8520 }
8521
8522 - (void) _refreshIfPossible {
8523     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8524
8525     bool recently = false;
8526     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8527     if (update != nil) {
8528         NSTimeInterval interval([update timeIntervalSinceNow]);
8529         if (interval <= 0 && interval > -(15*60))
8530             recently = true;
8531     }
8532
8533     // Don't automatic refresh if:
8534     //  - We already refreshed recently.
8535     //  - We already auto-refreshed this launch.
8536     //  - Auto-refresh is disabled.
8537     if (recently || loaded_ || ManualRefresh) {
8538         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8539
8540         // If we are cancelling, we need to make sure it knows it's already loaded.
8541         loaded_ = true;
8542         return;
8543     } else {
8544         // We are going to load, so remember that.
8545         loaded_ = true;
8546     }
8547
8548     SCNetworkReachabilityFlags flags; {
8549         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8550         SCNetworkReachabilityGetFlags(reachability, &flags);
8551         CFRelease(reachability);
8552     }
8553
8554     // XXX: this elaborate mess is what Apple is using to determine this? :(
8555     // XXX: do we care if the user has to intervene? maybe that's ok?
8556     bool reachable(
8557         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8558             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8559                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8560                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8561             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8562             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8563         )
8564     );
8565
8566     // If we can reach the server, auto-refresh!
8567     if (reachable)
8568         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8569
8570     [pool release];
8571 }
8572
8573 - (void) refreshIfPossible {
8574     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8575 }
8576
8577 - (void) _reloadData {
8578     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8579     [hud setText:UCLocalize("RELOADING_DATA")];
8580
8581     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
8582
8583     if (hud != nil)
8584         [self removeProgressHUD:hud];
8585
8586     size_t changes(0);
8587
8588     [essential_ removeAllObjects];
8589     [broken_ removeAllObjects];
8590
8591     NSArray *packages([database_ packages]);
8592     for (Package *package in packages) {
8593         if ([package half])
8594             [broken_ addObject:package];
8595         if ([package upgradableAndEssential:NO]) {
8596             if ([package essential])
8597                 [essential_ addObject:package];
8598             ++changes;
8599         }
8600     }
8601
8602     NSLog(@"changes:#%u", changes);
8603
8604     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8605     if (changes != 0) {
8606         _trace();
8607         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8608         [changesItem setBadgeValue:badge];
8609         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8610         [self setApplicationIconBadgeNumber:changes];
8611     } else {
8612         _trace();
8613         [changesItem setBadgeValue:nil];
8614         [changesItem setAnimatedBadge:NO];
8615         [self setApplicationIconBadgeNumber:0];
8616     }
8617
8618     [self _updateData];
8619
8620     [self refreshIfPossible];
8621 }
8622
8623 - (void) updateData {
8624     [self _updateData];
8625 }
8626
8627 - (void) update_ {
8628     [database_ update];
8629 }
8630
8631 - (void) syncData {
8632     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8633     _assert(file != NULL);
8634
8635     for (NSString *key in [Sources_ allKeys]) {
8636         NSDictionary *source([Sources_ objectForKey:key]);
8637
8638         fprintf(file, "%s %s %s\n",
8639             [[source objectForKey:@"Type"] UTF8String],
8640             [[source objectForKey:@"URI"] UTF8String],
8641             [[source objectForKey:@"Distribution"] UTF8String]
8642         );
8643     }
8644
8645     fclose(file);
8646
8647     [self _saveConfig];
8648
8649     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8650     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8651     if (IsWildcat_)
8652         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8653     [tabbar_ presentModalViewController:navigation animated:YES];
8654
8655     [progress
8656         detachNewThreadSelector:@selector(update_)
8657         toTarget:self
8658         withObject:nil
8659         title:UCLocalize("UPDATING_SOURCES")
8660     ];
8661 }
8662
8663 - (void) reloadData {
8664     @synchronized (self) {
8665         [self _reloadData];
8666     }
8667 }
8668
8669 - (void) resolve {
8670     pkgProblemResolver *resolver = [database_ resolver];
8671
8672     resolver->InstallProtect();
8673     if (!resolver->Resolve(true))
8674         _error->Discard();
8675 }
8676
8677 - (bool) perform {
8678     // XXX: this is a really crappy way of doing this.
8679     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8680     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8681     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8682     if ([tabbar_ updating])
8683         [tabbar_ cancelUpdate];
8684
8685     if (![database_ prepare])
8686         return false;
8687
8688     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8689     [page setDelegate:self];
8690     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8691     [confirm_ setDelegate:self];
8692
8693     if (IsWildcat_)
8694         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8695     [tabbar_ presentModalViewController:confirm_ animated:YES];
8696
8697     return true;
8698 }
8699
8700 - (void) queue {
8701     @synchronized (self) {
8702         [self perform];
8703     }
8704 }
8705
8706 - (void) clearPackage:(Package *)package {
8707     @synchronized (self) {
8708         [package clear];
8709         [self resolve];
8710         [self perform];
8711     }
8712 }
8713
8714 - (void) installPackages:(NSArray *)packages {
8715     @synchronized (self) {
8716         for (Package *package in packages)
8717             [package install];
8718         [self resolve];
8719         [self perform];
8720     }
8721 }
8722
8723 - (void) installPackage:(Package *)package {
8724     @synchronized (self) {
8725         [package install];
8726         [self resolve];
8727         [self perform];
8728     }
8729 }
8730
8731 - (void) removePackage:(Package *)package {
8732     @synchronized (self) {
8733         [package remove];
8734         [self resolve];
8735         [self perform];
8736     }
8737 }
8738
8739 - (void) distUpgrade {
8740     @synchronized (self) {
8741         if (![database_ upgrade])
8742             return;
8743         [self perform];
8744     }
8745 }
8746
8747 - (void) complete {
8748     @synchronized (self) {
8749         [self _reloadData];
8750     }
8751 }
8752
8753 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
8754     Queuing_ = false;
8755
8756     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8757
8758     if (navigation != nil) {
8759         [navigation pushViewController:progress animated:YES];
8760     } else {
8761         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8762         if (IsWildcat_)
8763             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8764         [tabbar_ presentModalViewController:navigation animated:YES];
8765     }
8766
8767     [progress
8768         detachNewThreadSelector:@selector(perform)
8769         toTarget:database_
8770         withObject:nil
8771         title:UCLocalize("RUNNING")
8772     ];
8773
8774     ++locked_;
8775 }
8776
8777 - (void) progressControllerIsComplete:(ProgressController *)progress {
8778     --locked_;
8779     [self complete];
8780 }
8781
8782 - (void) showSettings {
8783     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
8784     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
8785     if (IsWildcat_)
8786         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
8787     [tabbar_ presentModalViewController:nav animated:YES];
8788 }
8789
8790 - (void) retainNetworkActivityIndicator {
8791     if (activity_++ == 0)
8792         [self setNetworkActivityIndicatorVisible:YES];
8793 }
8794
8795 - (void) releaseNetworkActivityIndicator {
8796     if (--activity_ == 0)
8797         [self setNetworkActivityIndicatorVisible:NO];
8798 }
8799
8800 - (void) cancelAndClear:(bool)clear {
8801     @synchronized (self) {
8802         if (clear) {
8803             [database_ clear];
8804             Queuing_ = false;
8805         } else {
8806             Queuing_ = true;
8807         }
8808
8809         [self _updateData];
8810     }
8811 }
8812
8813 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8814     NSString *context([alert context]);
8815
8816     if ([context isEqualToString:@"fixhalf"]) {
8817         if (button == [alert cancelButtonIndex]) {
8818             @synchronized (self) {
8819                 for (Package *broken in broken_) {
8820                     [broken remove];
8821
8822                     NSString *id = [broken id];
8823                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8824                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8825                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8826                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8827                 }
8828
8829                 [self resolve];
8830                 [self perform];
8831             }
8832         } else if (button == [alert firstOtherButtonIndex]) {
8833             [broken_ removeAllObjects];
8834             [self _loaded];
8835         }
8836
8837         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8838     } else if ([context isEqualToString:@"upgrade"]) {
8839         if (button == [alert firstOtherButtonIndex]) {
8840             @synchronized (self) {
8841                 for (Package *essential in essential_)
8842                     [essential install];
8843
8844                 [self resolve];
8845                 [self perform];
8846             }
8847         } else if (button == [alert firstOtherButtonIndex] + 1) {
8848             [self distUpgrade];
8849         } else if (button == [alert cancelButtonIndex]) {
8850             Ignored_ = YES;
8851         }
8852
8853         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8854     }
8855 }
8856
8857 - (void) system:(NSString *)command { _pooled
8858     _trace();
8859     system([command UTF8String]);
8860     _trace();
8861 }
8862
8863 - (void) applicationWillSuspend {
8864     [database_ clean];
8865     [super applicationWillSuspend];
8866 }
8867
8868 - (BOOL) isSafeToSuspend {
8869     // Use external process status API internally.
8870     // This is probably a really bad idea.
8871     // XXX: what is the point of this? does this solve anything at all?
8872     uint64_t status = 0;
8873     int notify_token;
8874     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
8875         notify_get_state(notify_token, &status);
8876         notify_cancel(notify_token);
8877     }
8878
8879     return locked_ == 0 && status == 0;
8880 }
8881
8882 - (void) applicationSuspend:(__GSEvent *)event {
8883     if ([self isSafeToSuspend])
8884         [super applicationSuspend:event];
8885 }
8886
8887 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8888     if ([self isSafeToSuspend])
8889         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8890 }
8891
8892 - (void) _setSuspended:(BOOL)value {
8893     if ([self isSafeToSuspend])
8894         [super _setSuspended:value];
8895 }
8896
8897 - (UIProgressHUD *) addProgressHUD {
8898     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8899     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8900
8901     [window_ setUserInteractionEnabled:NO];
8902     [hud show:YES];
8903
8904     UIViewController *target = tabbar_;
8905     while ([target modalViewController] != nil) target = [target modalViewController];
8906     [[target view] addSubview:hud];
8907
8908     ++locked_;
8909     return hud;
8910 }
8911
8912 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8913     [hud show:NO];
8914     [hud removeFromSuperview];
8915     [window_ setUserInteractionEnabled:YES];
8916     --locked_;
8917 }
8918
8919 - (CYViewController *) pageForPackage:(NSString *)name {
8920     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
8921 }
8922
8923 - (CYViewController *) pageForURL:(NSURL *)url {
8924     NSString *scheme([[url scheme] lowercaseString]);
8925     if ([[url absoluteString] length] <= [scheme length] + 3)
8926         return nil;
8927     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
8928     NSArray *components([path pathComponents]);
8929
8930     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
8931         return [self pageForPackage:[components objectAtIndex:1]];
8932
8933     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
8934         return nil;
8935
8936     NSString *base([components objectAtIndex:0]);
8937
8938     CYViewController *controller = nil;
8939
8940     if ([base isEqualToString:@"url"]) {
8941         // This kind of URL can contain slashes in the argument, so we can't parse them below.
8942         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
8943         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
8944     } else if ([components count] == 1) {
8945         if ([base isEqualToString:@"manage"]) {
8946             controller = [[[ManageController alloc] init] autorelease];
8947         }
8948
8949         if ([base isEqualToString:@"sources"]) {
8950             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
8951         }
8952
8953         if ([base isEqualToString:@"home"]) {
8954             controller = [[[HomeController alloc] init] autorelease];
8955         }
8956
8957         if ([base isEqualToString:@"sections"]) {
8958             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
8959         }
8960
8961         if ([base isEqualToString:@"search"]) {
8962             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8963         }
8964
8965         if ([base isEqualToString:@"changes"]) {
8966             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
8967         }
8968
8969         if ([base isEqualToString:@"installed"]) {
8970             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
8971         }
8972     } else if ([components count] == 2) {
8973         NSString *argument = [components objectAtIndex:1];
8974
8975         if ([base isEqualToString:@"package"]) {
8976             controller = [self pageForPackage:argument];
8977         }
8978
8979         if ([base isEqualToString:@"search"]) {
8980             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8981             [(SearchController *)controller setSearchTerm:argument];
8982         }
8983
8984         if ([base isEqualToString:@"sections"]) {
8985             if ([argument isEqualToString:@"all"])
8986                 argument = nil;
8987             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
8988         }
8989
8990         if ([base isEqualToString:@"sources"]) {
8991             if ([argument isEqualToString:@"add"]) {
8992                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
8993                 [(SourcesController *)controller showAddSourcePrompt];
8994             } else {
8995                 NSArray *sources = [database_ sources];
8996                 for (Source *source in sources) {
8997                     if ([[source name] caseInsensitiveCompare:argument] == NSOrderedSame) {
8998                         controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
8999                         break;
9000                     }
9001                 }
9002             }
9003         }
9004
9005         if ([base isEqualToString:@"launch"]) {
9006             [self launchApplicationWithIdentifier:argument suspended:NO];
9007             return nil;
9008         }
9009     } else if ([components count] == 3) {
9010         NSString *arg1 = [components objectAtIndex:1];
9011         NSString *arg2 = [components objectAtIndex:2];
9012
9013         if ([base isEqualToString:@"package"]) {
9014             if ([arg2 isEqualToString:@"settings"]) {
9015                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9016             } else if ([arg2 isEqualToString:@"files"]) {
9017                 if (Package *package = [database_ packageWithName:arg1]) {
9018                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9019                     [(FileTable *)controller setPackage:package];
9020                 }
9021             }
9022         }
9023     }
9024
9025     [controller setDelegate:self];
9026     return controller;
9027 }
9028
9029 - (BOOL) openCydiaURL:(NSURL *)url {
9030     CYViewController *page([self pageForURL:url]);
9031
9032     if (page != nil) {
9033         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9034         [nav setViewControllers:[NSArray arrayWithObject:page]];
9035         [tabbar_ setUnselectedViewController:nav];
9036     }
9037
9038     return page != nil;
9039 }
9040
9041 - (void) applicationOpenURL:(NSURL *)url {
9042     [super applicationOpenURL:url];
9043
9044     if (!loaded_) starturl_ = [url retain];
9045     else [self openCydiaURL:url];
9046 }
9047
9048 - (void) applicationWillResignActive:(UIApplication *)application {
9049     // Stop refreshing if you get a phone call or lock the device.
9050     if ([tabbar_ updating])
9051         [tabbar_ cancelUpdate];
9052
9053     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9054         [super applicationWillResignActive:application];
9055 }
9056
9057 - (void) applicationWillTerminate:(UIApplication *)application {
9058     Changed_ = true;
9059     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9060     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9061     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9062
9063     [self _saveConfig];
9064 }
9065
9066 - (void) addStashController {
9067     ++locked_;
9068     stash_ = [[StashController alloc] init];
9069     [window_ addSubview:[stash_ view]];
9070 }
9071
9072 - (void) removeStashController {
9073     [[stash_ view] removeFromSuperview];
9074     [stash_ release];
9075     --locked_;
9076 }
9077
9078 - (void) stash {
9079     [self setIdleTimerDisabled:YES];
9080
9081     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9082     [self setStatusBarShowsProgress:YES];
9083     UpdateExternalStatus(1);
9084
9085     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9086
9087     UpdateExternalStatus(0);
9088     [self setStatusBarShowsProgress:NO];
9089
9090     [self removeStashController];
9091
9092     if (ExecFork() == 0) {
9093         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9094         perror("launchctl stop");
9095     }
9096 }
9097
9098 - (void) setupViewControllers {
9099     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9100
9101     NSMutableArray *items([NSMutableArray arrayWithObjects:
9102         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9103         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9104         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9105         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9106     nil]);
9107
9108     if (IsWildcat_) {
9109         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9110         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9111     } else {
9112         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9113     }
9114
9115     NSMutableArray *controllers([NSMutableArray array]);
9116     for (UITabBarItem *item in items) {
9117         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9118         [controller setTabBarItem:item];
9119         [controllers addObject:controller];
9120     }
9121     [tabbar_ setViewControllers:controllers];
9122
9123     [tabbar_ setUpdateDelegate:self];
9124 }
9125
9126 - (CYEmulatedLoadingController *)showEmulatedLoadingControllerInView:(UIView *)view {
9127     static CYEmulatedLoadingController *fake = nil;
9128
9129     if (view != nil) {
9130         if (fake == nil)
9131             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9132         [view addSubview:[fake view]];
9133     } else {
9134         [[fake view] removeFromSuperview];
9135         [fake release];
9136         fake = nil;
9137     }
9138
9139     return fake;
9140 }
9141
9142 - (void) applicationDidFinishLaunching:(id)unused {
9143 _trace();
9144     CydiaApp = self;
9145
9146     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9147         [self setApplicationSupportsShakeToEdit:NO];
9148
9149     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9150         initWithMemoryCapacity:524288
9151         diskCapacity:10485760
9152         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9153     ] autorelease]];
9154
9155     [CYBrowserController _initialize];
9156
9157     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9158
9159     Font12_ = [[UIFont systemFontOfSize:12] retain];
9160     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9161     Font14_ = [[UIFont systemFontOfSize:14] retain];
9162     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9163     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9164
9165     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9166     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9167
9168     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9169     [window_ orderFront:self];
9170     [window_ makeKey:self];
9171     [window_ setHidden:NO];
9172
9173     if (
9174         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9175         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9176         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9177         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9178         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9179         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9180         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9181         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9182         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9183         false
9184     ) {
9185         [self addStashController];
9186         // XXX: this would be much cleaner as a yieldToSelector:
9187         // that way the removeStashController could happen right here inline
9188         // we also could no longer require the useless stash_ field anymore
9189         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9190         return;
9191     }
9192
9193     database_ = [Database sharedInstance];
9194
9195     [window_ setUserInteractionEnabled:NO];
9196     [self setupViewControllers];
9197     [self showEmulatedLoadingControllerInView:window_];
9198
9199     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9200 _trace();
9201 }
9202
9203 - (void) loadData {
9204 _trace();
9205     if (Role_ == nil) {
9206         [window_ setUserInteractionEnabled:YES];
9207
9208         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9209         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9210         if (IsWildcat_)
9211             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9212         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9213
9214         return;
9215     } else {
9216         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9217             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9218         [window_ setUserInteractionEnabled:NO];
9219     }
9220
9221     [self reloadData];
9222     PrintTimes();
9223
9224     [window_ addSubview:[tabbar_ view]];
9225     [self showEmulatedLoadingControllerInView:nil];
9226     [window_ setUserInteractionEnabled:YES];
9227
9228     int selectedIndex = 0;
9229     NSMutableArray *items = nil;
9230
9231     bool recently = false;
9232     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9233     if (closed != nil) {
9234         NSTimeInterval interval([closed timeIntervalSinceNow]);
9235         // XXX: Is 15 minutes the optimal time here?
9236         if (interval <= 0 && interval > -(15*60))
9237             recently = true;
9238     }
9239
9240     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9241     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9242
9243     BOOL enough = YES;
9244     for (NSArray *entry in items)
9245         if ([entry count] <= 0)
9246             enough = NO;
9247
9248     if (!recently || !items || !enough) {
9249         selectedIndex = 0;
9250         items = [NSMutableArray array];
9251         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9252         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9253         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9254         if (!IsWildcat_) {
9255             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9256         } else {
9257             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9258             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9259         }
9260         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9261     }
9262
9263     [tabbar_ setSelectedIndex:selectedIndex];
9264     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9265         NSArray *stack = [items objectAtIndex:tab];
9266         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9267         NSMutableArray *current = [NSMutableArray array];
9268
9269         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9270             NSString *addr = [stack objectAtIndex:nav];
9271             NSURL *url = [NSURL URLWithString:addr];
9272             CYViewController *page = [self pageForURL:url];
9273             if (page != nil)
9274                 [current addObject:page];
9275         }
9276
9277         [navigation setViewControllers:current];
9278     }
9279
9280     // (Try to) show the startup URL.
9281     if (starturl_ != nil) {
9282         [self openCydiaURL:starturl_];
9283         [starturl_ release];
9284         starturl_ = nil;
9285     }
9286 }
9287
9288 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9289     if (item != nil && IsWildcat_) {
9290         [sheet showFromBarButtonItem:item animated:YES];
9291     } else {
9292         [sheet showInView:window_];
9293     }
9294 }
9295
9296 @end
9297
9298 /*IMP alloc_;
9299 id Alloc_(id self, SEL selector) {
9300     id object = alloc_(self, selector);
9301     lprintf("[%s]A-%p\n", self->isa->name, object);
9302     return object;
9303 }*/
9304
9305 /*IMP dealloc_;
9306 id Dealloc_(id self, SEL selector) {
9307     id object = dealloc_(self, selector);
9308     lprintf("[%s]D-%p\n", self->isa->name, object);
9309     return object;
9310 }*/
9311
9312 Class $WebDefaultUIKitDelegate;
9313
9314 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9315     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9316         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9317     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9318 }
9319
9320 static NSNumber *shouldPlayKeyboardSounds;
9321
9322 Class $UIHardware;
9323
9324 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9325     switch (sound) {
9326         case 1104: // Keyboard Button Clicked
9327         case 1105: // Keyboard Delete Repeated
9328             if (shouldPlayKeyboardSounds == nil) {
9329                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9330                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9331             }
9332
9333             if (![shouldPlayKeyboardSounds boolValue])
9334                 break;
9335
9336         default:
9337             _UIHardware$_playSystemSound$(self, _cmd, sound);
9338     }
9339 }
9340
9341 Class $UIApplication;
9342
9343 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9344     static BOOL initialized = NO;
9345     static BOOL started = NO;
9346
9347     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9348     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9349
9350     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9351         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9352         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9353         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9354
9355         if (initialized && !enabled) {
9356             initialized = NO;
9357             [bundle performSelector:@selector(_accessibilityStopServer)];
9358         } else if (enabled) {
9359             initialized = YES;
9360             if (!started) {
9361                 started = YES;
9362                 [bundle performSelector:@selector(_accessibilityStartServer)];
9363             }
9364         }
9365     }
9366 }
9367
9368 int main(int argc, char *argv[]) { _pooled
9369     _trace();
9370
9371     if (Class $UIDevice = objc_getClass("UIDevice")) {
9372         UIDevice *device([$UIDevice currentDevice]);
9373         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9374     } else
9375         IsWildcat_ = false;
9376
9377     UIScreen *screen([UIScreen mainScreen]);
9378     if ([screen respondsToSelector:@selector(scale)])
9379         ScreenScale_ = [screen scale];
9380     else
9381         ScreenScale_ = 1;
9382
9383     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9384     if (ScreenScale_ > 1)
9385         [parts addObject:@"@2x"];
9386     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9387     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9388
9389     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9390
9391     /* Library Hacks {{{ */
9392     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9393
9394     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9395     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9396     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9397         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9398         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9399     }
9400
9401     $UIHardware = objc_getClass("UIHardware");
9402     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9403     if (UIHardware$_playSystemSound$ != NULL) {
9404         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9405         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9406     }
9407
9408     $UIApplication = objc_getClass("UIApplication");
9409     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9410     if (UIApplication$_updateApplicationAccessibility != NULL) {
9411         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9412         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9413     }
9414     /* }}} */
9415     /* Set Locale {{{ */
9416     Locale_ = CFLocaleCopyCurrent();
9417     Languages_ = [NSLocale preferredLanguages];
9418     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9419     //NSLog(@"%@", [Languages_ description]);
9420
9421     const char *lang;
9422     if (Languages_ == nil || [Languages_ count] == 0)
9423         // XXX: consider just setting to C and then falling through?
9424         lang = NULL;
9425     else {
9426         lang = [[Languages_ objectAtIndex:0] UTF8String];
9427         setenv("LANG", lang, true);
9428     }
9429
9430     //std::setlocale(LC_ALL, lang);
9431     NSLog(@"Setting Language: %s", lang);
9432     /* }}} */
9433
9434     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9435
9436     /* Parse Arguments {{{ */
9437     bool substrate(false);
9438
9439     if (argc != 0) {
9440         char **args(argv);
9441         int arge(1);
9442
9443         for (int argi(1); argi != argc; ++argi)
9444             if (strcmp(argv[argi], "--") == 0) {
9445                 arge = argi;
9446                 argv[argi] = argv[0];
9447                 argv += argi;
9448                 argc -= argi;
9449                 break;
9450             }
9451
9452         for (int argi(1); argi != arge; ++argi)
9453             if (strcmp(args[argi], "--substrate") == 0)
9454                 substrate = true;
9455             else
9456                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9457     }
9458     /* }}} */
9459
9460     App_ = [[NSBundle mainBundle] bundlePath];
9461     Home_ = NSHomeDirectory();
9462     Advanced_ = YES;
9463
9464     setuid(0);
9465     setgid(0);
9466
9467     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9468     alloc_ = alloc->method_imp;
9469     alloc->method_imp = (IMP) &Alloc_;*/
9470
9471     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9472     dealloc_ = dealloc->method_imp;
9473     dealloc->method_imp = (IMP) &Dealloc_;*/
9474
9475     /* System Information {{{ */
9476     size_t size;
9477
9478     int maxproc;
9479     size = sizeof(maxproc);
9480     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9481         perror("sysctlbyname(\"kern.maxproc\", ?)");
9482     else if (maxproc < 64) {
9483         maxproc = 64;
9484         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9485             perror("sysctlbyname(\"kern.maxproc\", #)");
9486     }
9487
9488     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9489     char *osversion = new char[size];
9490     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9491         perror("sysctlbyname(\"kern.osversion\", ?)");
9492     else
9493         System_ = [NSString stringWithUTF8String:osversion];
9494
9495     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9496     char *machine = new char[size];
9497     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9498         perror("sysctlbyname(\"hw.machine\", ?)");
9499     else
9500         Machine_ = machine;
9501
9502     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9503         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9504             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9505                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9506                 CFRelease(serial);
9507             }
9508
9509             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9510                 NSData *data((NSData *) ecid);
9511                 size_t length([data length]);
9512                 uint8_t bytes[length];
9513                 [data getBytes:bytes];
9514                 char string[length * 2 + 1];
9515                 for (size_t i(0); i != length; ++i)
9516                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9517                 ChipID_ = [NSString stringWithUTF8String:string];
9518                 CFRelease(ecid);
9519             }
9520
9521             IOObjectRelease(service);
9522         }
9523     }
9524
9525     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9526
9527     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9528     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9529     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9530
9531     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9532     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9533     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9534
9535     if (mcc != NULL && mnc != NULL)
9536         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9537
9538     if (mnc != NULL)
9539         CFRelease(mnc);
9540     if (mcc != NULL)
9541         CFRelease(mcc);
9542
9543     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9544         Build_ = [system objectForKey:@"ProductBuildVersion"];
9545     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9546         Product_ = [info objectForKey:@"SafariProductVersion"];
9547         Safari_ = [info objectForKey:@"CFBundleVersion"];
9548     }
9549     /* }}} */
9550     /* Load Database {{{ */
9551     _trace();
9552     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9553     _trace();
9554     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9555
9556     if (Metadata_ == NULL)
9557         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9558     else {
9559         Settings_ = [Metadata_ objectForKey:@"Settings"];
9560
9561         Packages_ = [Metadata_ objectForKey:@"Packages"];
9562         Sections_ = [Metadata_ objectForKey:@"Sections"];
9563         Sources_ = [Metadata_ objectForKey:@"Sources"];
9564
9565         Token_ = [Metadata_ objectForKey:@"Token"];
9566     }
9567
9568     if (Settings_ != nil)
9569         Role_ = [Settings_ objectForKey:@"Role"];
9570
9571     if (Sections_ == nil) {
9572         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9573         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9574     }
9575
9576     if (Sources_ == nil) {
9577         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9578         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9579     }
9580     /* }}} */
9581
9582     _trace();
9583     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9584     _trace();
9585
9586     if (Packages_ != nil) {
9587         bool fail(false);
9588         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9589         _trace();
9590
9591         if (!fail) {
9592             [Metadata_ removeObjectForKey:@"Packages"];
9593             Packages_ = nil;
9594             Changed_ = true;
9595         }
9596     }
9597
9598     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9599
9600     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", F_OK) == 0)
9601         dlopen("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", RTLD_LAZY | RTLD_GLOBAL);
9602     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
9603         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
9604     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9605         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9606
9607     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9608
9609     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9610         unlink("/tmp/.cydia.fw");
9611         goto firmware;
9612     } else if (access("/User", F_OK) != 0 || version < 2) {
9613       firmware:
9614         _trace();
9615         system("/usr/libexec/cydia/firmware.sh");
9616         _trace();
9617     }
9618
9619     _assert([[NSFileManager defaultManager]
9620         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9621         withIntermediateDirectories:YES
9622         attributes:nil
9623         error:NULL
9624     ]);
9625
9626     if (access("/tmp/cydia.chk", F_OK) == 0) {
9627         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9628             _assert(errno == ENOENT);
9629         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9630             _assert(errno == ENOENT);
9631     }
9632
9633     /* APT Initialization {{{ */
9634     _assert(pkgInitConfig(*_config));
9635     _assert(pkgInitSystem(*_config, _system));
9636
9637     if (lang != NULL)
9638         _config->Set("APT::Acquire::Translation", lang);
9639
9640     // XXX: this timeout might be important :(
9641     //_config->Set("Acquire::http::Timeout", 15);
9642
9643     _config->Set("Acquire::http::MaxParallel", 3);
9644     /* }}} */
9645     /* Color Choices {{{ */
9646     space_ = CGColorSpaceCreateDeviceRGB();
9647
9648     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9649     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9650     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9651     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9652     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9653     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9654     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9655     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9656     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9657
9658     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9659     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9660     /* }}}*/
9661     /* UIKit Configuration {{{ */
9662     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9663     if ($GSFontSetUseLegacyFontMetrics != NULL)
9664         $GSFontSetUseLegacyFontMetrics(YES);
9665
9666     // XXX: I have a feeling this was important
9667     //UIKeyboardDisableAutomaticAppearance();
9668     /* }}} */
9669
9670     Colon_ = UCLocalize("COLON_DELIMITED");
9671     Elision_ = UCLocalize("ELISION");
9672     Error_ = UCLocalize("ERROR");
9673     Warning_ = UCLocalize("WARNING");
9674
9675     _trace();
9676     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9677
9678     CGColorSpaceRelease(space_);
9679     CFRelease(Locale_);
9680
9681     return value;
9682 }