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             cache_->SetReInstall(iterator, false);
3495         }
3496     }
3497 } }
3498
3499 - (void) configure {
3500     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3501     _trace();
3502     system([dpkg UTF8String]);
3503     _trace();
3504 }
3505
3506 - (bool) clean {
3507     // XXX: I don't remember this condition
3508     if (lock_ != NULL)
3509         return false;
3510
3511     FileFd Lock;
3512     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3513
3514     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3515
3516     if ([self popErrorWithTitle:title])
3517         return false;
3518
3519     pkgAcquire fetcher;
3520     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3521
3522     class LogCleaner :
3523         public pkgArchiveCleaner
3524     {
3525       protected:
3526         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3527             unlink(File);
3528         }
3529     } cleaner;
3530
3531     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3532         return false;
3533
3534     return true;
3535 }
3536
3537 - (bool) prepare {
3538     fetcher_->Shutdown();
3539
3540     pkgRecords records(cache_);
3541
3542     lock_ = new FileFd();
3543     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3544
3545     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3546
3547     if ([self popErrorWithTitle:title])
3548         return false;
3549
3550     pkgSourceList list;
3551     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3552         return false;
3553
3554     manager_ = (_system->CreatePM(cache_));
3555     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3556         return false;
3557
3558     return true;
3559 }
3560
3561 - (void) perform {
3562     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3563
3564     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3565         pkgSourceList list;
3566         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3567             return;
3568         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3569             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3570     }
3571
3572     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3573         _trace();
3574         return;
3575     }
3576
3577     [CydiaApp retainNetworkActivityIndicator];
3578
3579     bool failed = false;
3580     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3581         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3582             continue;
3583         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3584             continue;
3585
3586         std::string uri = (*item)->DescURI();
3587         std::string error = (*item)->ErrorText;
3588
3589         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3590         failed = true;
3591
3592         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3593             withObject:[NSArray arrayWithObjects:
3594                 [NSString stringWithUTF8String:error.c_str()],
3595             nil]
3596             waitUntilDone:YES
3597         ];
3598     }
3599
3600     [CydiaApp releaseNetworkActivityIndicator];
3601
3602     if (failed) {
3603         _trace();
3604         return;
3605     }
3606
3607     _system->UnLock();
3608     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3609
3610     if (_error->PendingError()) {
3611         _trace();
3612         return;
3613     }
3614
3615     if (result == pkgPackageManager::Failed) {
3616         _trace();
3617         return;
3618     }
3619
3620     if (result != pkgPackageManager::Completed) {
3621         _trace();
3622         return;
3623     }
3624
3625     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3626         pkgSourceList list;
3627         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3628             return;
3629         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3630             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3631     }
3632
3633     if (![before isEqualToArray:after])
3634         [self update];
3635 }
3636
3637 - (bool) upgrade {
3638     NSString *title(UCLocalize("UPGRADE"));
3639     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3640         return false;
3641     return true;
3642 }
3643
3644 - (void) update {
3645     [self updateWithStatus:status_];
3646 }
3647
3648 - (void) updateWithStatus:(Status &)status {
3649     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3650     NSString *title(UCLocalize("REFRESHING_DATA"));
3651
3652     pkgSourceList list;
3653     if (!list.ReadMainList())
3654         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3655
3656     FileFd lock;
3657     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3658     if ([self popErrorWithTitle:title])
3659         return;
3660
3661     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3662         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3663         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3664
3665     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3666     Changed_ = true;
3667 }
3668
3669 - (void) setDelegate:(id)delegate {
3670     delegate_ = delegate;
3671     status_.setDelegate(delegate);
3672     progress_.setDelegate(delegate);
3673 }
3674
3675 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3676     SourceMap::const_iterator i(sources_.find(file->ID));
3677     return i == sources_.end() ? nil : i->second;
3678 }
3679
3680 - (NSString *) mappedSectionForPointer:(const char *)section {
3681     _H<NSString> *mapped;
3682
3683     _profile(Database$mappedSectionForPointer$Cache)
3684         mapped = &sections_[section];
3685     _end
3686
3687     if (*mapped == NULL) {
3688         size_t length(strlen(section));
3689         char spaced[length + 1];
3690
3691         _profile(Database$mappedSectionForPointer$Replace)
3692             for (size_t index(0); index != length; ++index)
3693                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3694             spaced[length] = '\0';
3695         _end
3696
3697         NSString *string;
3698
3699         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3700             string = [NSString stringWithUTF8String:spaced];
3701         _end
3702
3703         _profile(Database$mappedSectionForPointer$Map)
3704             string = [SectionMap_ objectForKey:string] ?: string;
3705         _end
3706
3707         *mapped = string;
3708     } return *mapped;
3709 }
3710
3711 @end
3712 /* }}} */
3713
3714 /* Web Scripting {{{ */
3715 @interface CydiaObject : NSObject {
3716     id indirect_;
3717     _transient id delegate_;
3718 }
3719
3720 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3721 @end
3722
3723 @implementation CydiaObject
3724
3725 - (void) dealloc {
3726     [indirect_ release];
3727     [super dealloc];
3728 }
3729
3730 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3731     if ((self = [super init]) != nil) {
3732         indirect_ = [indirect retain];
3733     } return self;
3734 }
3735
3736 - (void) setDelegate:(id)delegate {
3737     delegate_ = delegate;
3738 }
3739
3740 + (NSArray *) _attributeKeys {
3741     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3742 }
3743
3744 - (NSArray *) attributeKeys {
3745     return [[self class] _attributeKeys];
3746 }
3747
3748 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3749     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3750 }
3751
3752 - (NSString *) device {
3753     return [[UIDevice currentDevice] uniqueIdentifier];
3754 }
3755
3756 #if 0 // XXX: implement!
3757 - (NSString *) mac {
3758     if (![indirect_ promptForSensitive:@"Mac Address"])
3759         return nil;
3760 }
3761
3762 - (NSString *) serial {
3763     if (![indirect_ promptForSensitive:@"Serial #"])
3764         return nil;
3765 }
3766
3767 - (NSString *) firewire {
3768     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3769         return nil;
3770 }
3771
3772 - (NSString *) imei {
3773     if (![indirect_ promptForSensitive:@"IMEI"])
3774         return nil;
3775 }
3776 #endif
3777
3778 + (NSString *) webScriptNameForSelector:(SEL)selector {
3779     if (selector == @selector(close))
3780         return @"close";
3781     else if (selector == @selector(getInstalledPackages))
3782         return @"getInstalledPackages";
3783     else if (selector == @selector(getPackageById:))
3784         return @"getPackageById";
3785     else if (selector == @selector(installPackages:))
3786         return @"installPackages";
3787     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3788         return @"setButtonImage";
3789     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3790         return @"setButtonTitle";
3791     else if (selector == @selector(setPopupHook:))
3792         return @"setPopupHook";
3793     else if (selector == @selector(setSpecial:))
3794         return @"setSpecial";
3795     else if (selector == @selector(setToken:))
3796         return @"setToken";
3797     else if (selector == @selector(setViewportWidth:))
3798         return @"setViewportWidth";
3799     else if (selector == @selector(supports:))
3800         return @"supports";
3801     else if (selector == @selector(stringWithFormat:arguments:))
3802         return @"format";
3803     else if (selector == @selector(localizedStringForKey:value:table:))
3804         return @"localize";
3805     else if (selector == @selector(du:))
3806         return @"du";
3807     else if (selector == @selector(statfs:))
3808         return @"statfs";
3809     else
3810         return nil;
3811 }
3812
3813 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3814     return [self webScriptNameForSelector:selector] == nil;
3815 }
3816
3817 - (BOOL) supports:(NSString *)feature {
3818     return [feature isEqualToString:@"window.open"];
3819 }
3820
3821 - (NSArray *) getInstalledPackages {
3822     NSArray *packages([[Database sharedInstance] packages]);
3823     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3824     for (Package *package in packages)
3825         if ([package installed] != nil)
3826             [installed addObject:package];
3827     return installed;
3828 }
3829
3830 - (Package *) getPackageById:(NSString *)id {
3831     Package *package([[Database sharedInstance] packageWithName:id]);
3832     [package parse];
3833     return package;
3834 }
3835
3836 - (NSArray *) statfs:(NSString *)path {
3837     struct statfs stat;
3838
3839     if (path == nil || statfs([path UTF8String], &stat) == -1)
3840         return nil;
3841
3842     return [NSArray arrayWithObjects:
3843         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3844         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3845         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3846     nil];
3847 }
3848
3849 - (NSNumber *) du:(NSString *)path {
3850     NSNumber *value(nil);
3851
3852     int fds[2];
3853     _assert(pipe(fds) != -1);
3854
3855     pid_t pid(ExecFork());
3856     if (pid == 0) {
3857         _assert(dup2(fds[1], 1) != -1);
3858         _assert(close(fds[0]) != -1);
3859         _assert(close(fds[1]) != -1);
3860         /* XXX: this should probably not use du */
3861         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3862         exit(1);
3863         _assert(false);
3864     }
3865
3866     _assert(close(fds[1]) != -1);
3867
3868     if (FILE *du = fdopen(fds[0], "r")) {
3869         char line[1024];
3870         while (fgets(line, sizeof(line), du) != NULL) {
3871             size_t length(strlen(line));
3872             while (length != 0 && line[length - 1] == '\n')
3873                 line[--length] = '\0';
3874             if (char *tab = strchr(line, '\t')) {
3875                 *tab = '\0';
3876                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3877             }
3878         }
3879
3880         fclose(du);
3881     } else _assert(close(fds[0]));
3882
3883     int status;
3884   wait:
3885     if (waitpid(pid, &status, 0) == -1)
3886         if (errno == EINTR)
3887             goto wait;
3888         else _assert(false);
3889
3890     return value;
3891 }
3892
3893 - (void) close {
3894     [indirect_ close];
3895 }
3896
3897 - (void) installPackages:(NSArray *)packages {
3898     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
3899 }
3900
3901 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3902     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3903 }
3904
3905 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3906     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3907 }
3908
3909 - (void) setSpecial:(id)function {
3910     [indirect_ setSpecial:function];
3911 }
3912
3913 - (void) setToken:(NSString *)token {
3914     if (Token_ != nil)
3915         [Token_ release];
3916     Token_ = [token retain];
3917
3918     [Metadata_ setObject:Token_ forKey:@"Token"];
3919     Changed_ = true;
3920 }
3921
3922 - (void) setPopupHook:(id)function {
3923     [indirect_ setPopupHook:function];
3924 }
3925
3926 - (void) setViewportWidth:(float)width {
3927     [indirect_ setViewportWidth:width];
3928 }
3929
3930 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3931     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3932     unsigned count([arguments count]);
3933     id values[count];
3934     for (unsigned i(0); i != count; ++i)
3935         values[i] = [arguments objectAtIndex:i];
3936     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3937 }
3938
3939 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3940     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3941         value = nil;
3942     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3943         table = nil;
3944     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3945 }
3946
3947 @end
3948 /* }}} */
3949
3950 /* @ Loading... Indicator {{{ */
3951 @interface CYLoadingIndicator : UIView {
3952     UIActivityIndicatorView *spinner_;
3953     UILabel *label_;
3954     UIView *container_;
3955 }
3956
3957 @property (readonly, nonatomic) UILabel *label;
3958 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
3959
3960 @end
3961
3962 @implementation CYLoadingIndicator
3963
3964 - (id)initWithFrame:(CGRect)frame {
3965     if ((self = [super initWithFrame:frame])) {
3966         container_ = [[[UIView alloc] init] autorelease];
3967         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
3968
3969         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
3970         [spinner_ startAnimating];
3971         [container_ addSubview:spinner_];
3972
3973         label_ = [[[UILabel alloc] init] autorelease];
3974         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
3975         [label_ setBackgroundColor:[UIColor clearColor]];
3976         [label_ setTextColor:[UIColor blackColor]];
3977         [label_ setShadowColor:[UIColor whiteColor]];
3978         [label_ setShadowOffset:CGSizeMake(0, 1)];
3979         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
3980         [container_ addSubview:label_];
3981
3982         CGSize viewsize = frame.size;
3983         CGSize spinnersize = [spinner_ bounds].size;
3984         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
3985         float bothwidth = spinnersize.width + textsize.width + 5.0f;
3986
3987         CGRect containrect = {
3988             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
3989             CGSizeMake(bothwidth, spinnersize.height)
3990         };
3991         CGRect textrect = {
3992             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
3993             textsize
3994         };
3995         CGRect spinrect = {
3996             CGPointZero,
3997             spinnersize
3998         };
3999
4000         [container_ setFrame:containrect];
4001         [spinner_ setFrame:spinrect];
4002         [label_ setFrame:textrect];
4003         [self addSubview:container_];
4004     }
4005
4006     return self;
4007 }
4008
4009 - (UILabel *)label { return label_; }
4010 - (UIActivityIndicatorView *)activityIndicatorView { return spinner_; }
4011
4012 @end
4013 /* }}} */
4014 /* Emulated Loading Controller {{{ */
4015 @interface CYEmulatedLoadingController : CYViewController <
4016     ProgressDelegate,
4017     ConfigurationDelegate
4018 > {
4019     _transient Database *database_;
4020     CYLoadingIndicator *indicator_;
4021     UITabBar *tabbar_;
4022     UINavigationBar *navbar_;
4023 }
4024 @end
4025
4026 @implementation CYEmulatedLoadingController
4027
4028 - (void) dealloc {
4029     [self releaseSubviews];
4030     [database_ setDelegate:nil];
4031
4032     [super dealloc];
4033 }
4034
4035 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4036     CYAlertView *sheet([[[CYAlertView alloc]
4037         initWithTitle:title
4038         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4039         defaultButtonIndex:0
4040     ] autorelease]);
4041
4042     [sheet setMessage:error];
4043     [sheet yieldToPopupAlertAnimated:YES];
4044     [sheet dismiss];
4045 }
4046
4047 - (void) setProgressTitle:(NSString *)title { }
4048 - (void) setProgressPercent:(float)percent { }
4049 - (void) startProgress { }
4050 - (void) addProgressOutput:(NSString *)output { }
4051 - (bool) isCancelling:(size_t)received { return NO; }
4052 - (void) setConfigurationData:(NSString *)data { }
4053
4054 - (void) repairWithSelector:(SEL)selector {
4055     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4056     [database_ performSelector:selector];
4057     sleep(10);
4058     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4059 }
4060
4061 - (id) initWithDatabase:(Database *)database {
4062     if ((self = [super init])) {
4063         database_ = database;
4064         [database_ setDelegate:self];
4065     } return self;
4066 }
4067
4068 - (void) loadView {
4069     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4070     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4071
4072     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4073     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4074     [[self view] addSubview:indicator_];
4075
4076     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4077     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4078     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4079     [[self view] addSubview:tabbar_];
4080
4081     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4082     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4083     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4084     [[self view] addSubview:navbar_];
4085 }
4086
4087 - (void) releaseSubviews {
4088     [indicator_ release];
4089     indicator_ = nil;
4090
4091     [tabbar_ release];
4092     tabbar_ = nil;
4093
4094     [navbar_ release];
4095     navbar_ = nil;
4096 }
4097
4098 @end
4099 /* }}} */
4100
4101 /* Cydia Browser Controller {{{ */
4102 @interface CYBrowserController : BrowserController {
4103     CydiaObject *cydia_;
4104 }
4105
4106 @end
4107
4108 @implementation CYBrowserController
4109
4110 - (void) dealloc {
4111     [cydia_ release];
4112     [super dealloc];
4113 }
4114
4115 - (NSURL *) navigationURL {
4116     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4117 }
4118
4119 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4120 }
4121
4122 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4123     [super webView:view didClearWindowObject:window forFrame:frame];
4124
4125     WebDataSource *source([frame dataSource]);
4126     NSURLResponse *response([source response]);
4127
4128     NSURL *url([response URL]);
4129     NSString *scheme([url scheme]);
4130     NSString *host([url host]);
4131
4132     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4133         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4134         NSDictionary *headers([http allHeaderFields]);
4135         [self setHeaders:headers forHost:host];
4136     }
4137
4138     if (
4139         [host isEqualToString:@"cydia.saurik.com"] ||
4140         [host hasSuffix:@".cydia.saurik.com"] ||
4141         [scheme isEqualToString:@"file"]
4142     )
4143         [window setValue:cydia_ forKey:@"cydia"];
4144 }
4145
4146 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4147     if (System_ != NULL)
4148         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4149     if (Machine_ != NULL)
4150         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4151     if (Token_ != nil)
4152         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4153     if (Role_ != nil)
4154         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4155 }
4156
4157 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4158     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4159     [self _setMoreHeaders:copy];
4160     return copy;
4161 }
4162
4163 - (void) setDelegate:(id)delegate {
4164     [super setDelegate:delegate];
4165     [cydia_ setDelegate:delegate];
4166 }
4167
4168 - (id) init {
4169     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4170         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4171
4172         WebView *webview([[webview_ _documentView] webView]);
4173
4174         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4175
4176         NSString *application = package == nil ? @"Cydia" : [NSString
4177             stringWithFormat:@"Cydia/%@",
4178             [package installed]
4179         ];
4180
4181         if (Safari_ != nil)
4182             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4183         if (Build_ != nil)
4184             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4185         if (Product_ != nil)
4186             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4187
4188         [webview setApplicationNameForUserAgent:application];
4189     } return self;
4190 }
4191
4192 @end
4193 /* }}} */
4194
4195 /* Confirmation Controller {{{ */
4196 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4197     if (!iterator.end())
4198         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4199             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4200                 continue;
4201             pkgCache::PkgIterator package(dep.TargetPkg());
4202             if (package.end())
4203                 continue;
4204             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4205                 return true;
4206         }
4207
4208     return false;
4209 }
4210
4211 @protocol ConfirmationControllerDelegate
4212 - (void) cancelAndClear:(bool)clear;
4213 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4214 - (void) queue;
4215 @end
4216
4217 @interface ConfirmationController : CYBrowserController {
4218     _transient Database *database_;
4219     UIAlertView *essential_;
4220     NSArray *changes_;
4221     NSArray *issues_;
4222     NSArray *sizes_;
4223     BOOL substrate_;
4224 }
4225
4226 - (id) initWithDatabase:(Database *)database;
4227
4228 @end
4229
4230 @implementation ConfirmationController
4231
4232 - (void) dealloc {
4233     [changes_ release];
4234     if (issues_ != nil)
4235         [issues_ release];
4236     [sizes_ release];
4237     if (essential_ != nil)
4238         [essential_ release];
4239     [super dealloc];
4240 }
4241
4242 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4243     NSString *context([alert context]);
4244
4245     if ([context isEqualToString:@"remove"]) {
4246         if (button == [alert cancelButtonIndex]) {
4247             [self dismissModalViewControllerAnimated:YES];
4248         } else if (button == [alert firstOtherButtonIndex]) {
4249             if (substrate_)
4250                 Finish_ = 2;
4251             [delegate_ confirmWithNavigationController:[self navigationController]];
4252         }
4253
4254         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4255     } else if ([context isEqualToString:@"unable"]) {
4256         [self dismissModalViewControllerAnimated:YES];
4257         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4258     } else {
4259         [super alertView:alert clickedButtonAtIndex:button];
4260     }
4261 }
4262
4263 - (void) _doContinue {
4264     [self dismissModalViewControllerAnimated:YES];
4265     [delegate_ cancelAndClear:NO];
4266 }
4267
4268 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4269     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4270     return nil;
4271 }
4272
4273 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4274     [super webView:view didClearWindowObject:window forFrame:frame];
4275     [window setValue:changes_ forKey:@"changes"];
4276     [window setValue:issues_ forKey:@"issues"];
4277     [window setValue:sizes_ forKey:@"sizes"];
4278     [window setValue:self forKey:@"queue"];
4279 }
4280
4281 - (id) initWithDatabase:(Database *)database {
4282     if ((self = [super init]) != nil) {
4283         database_ = database;
4284
4285         [[self navigationItem] setTitle:UCLocalize("CONFIRM")];
4286
4287         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
4288         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
4289         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
4290         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
4291         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
4292
4293         bool remove(false);
4294
4295         pkgDepCache::Policy *policy([database_ policy]);
4296
4297         pkgCacheFile &cache([database_ cache]);
4298         NSArray *packages = [database_ packages];
4299         for (Package *package in packages) {
4300             pkgCache::PkgIterator iterator = [package iterator];
4301             pkgDepCache::StateCache &state(cache[iterator]);
4302
4303             NSString *name([package name]);
4304
4305             if (state.NewInstall())
4306                 [installing addObject:name];
4307             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4308                 [reinstalling addObject:name];
4309             else if (state.Upgrade())
4310                 [upgrading addObject:name];
4311             else if (state.Downgrade())
4312                 [downgrading addObject:name];
4313             else if (state.Delete()) {
4314                 if ([package essential])
4315                     remove = true;
4316                 [removing addObject:name];
4317             } else continue;
4318
4319             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4320             substrate_ |= DepSubstrate(iterator.CurrentVer());
4321         }
4322
4323         if (!remove)
4324             essential_ = nil;
4325         else if (Advanced_) {
4326             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4327
4328             essential_ = [[UIAlertView alloc]
4329                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4330                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4331                 delegate:self
4332                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4333                 otherButtonTitles:[NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")], nil
4334             ];
4335
4336             [essential_ setContext:@"remove"];
4337         } else {
4338             essential_ = [[UIAlertView alloc]
4339                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4340                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4341                 delegate:self
4342                 cancelButtonTitle:UCLocalize("OKAY")
4343                 otherButtonTitles:nil
4344             ];
4345
4346             [essential_ setContext:@"unable"];
4347         }
4348
4349         changes_ = [[NSArray alloc] initWithObjects:
4350             installing,
4351             reinstalling,
4352             upgrading,
4353             downgrading,
4354             removing,
4355         nil];
4356
4357         issues_ = [database_ issues];
4358         if (issues_ != nil)
4359             issues_ = [issues_ retain];
4360
4361         sizes_ = [[NSArray alloc] initWithObjects:
4362             SizeString([database_ fetcher].FetchNeeded()),
4363             SizeString([database_ fetcher].PartialPresent()),
4364         nil];
4365
4366         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4367
4368         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4369             initWithTitle:UCLocalize("CANCEL")
4370             style:UIBarButtonItemStylePlain
4371             target:self
4372             action:@selector(cancelButtonClicked)
4373         ] autorelease]];
4374     } return self;
4375 }
4376
4377 - (void) applyRightButton {
4378 #if !AlwaysReload
4379     if (issues_ == nil && ![self isLoading])
4380         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4381             initWithTitle:UCLocalize("CONFIRM")
4382             style:UIBarButtonItemStyleDone
4383             target:self
4384             action:@selector(confirmButtonClicked)
4385         ] autorelease]];
4386     else
4387         [super applyRightButton];
4388 #else
4389     [[self navigationItem] setRightBarButtonItem:nil];
4390 #endif
4391 }
4392
4393 - (void) cancelButtonClicked {
4394     [self dismissModalViewControllerAnimated:YES];
4395     [delegate_ cancelAndClear:YES];
4396 }
4397
4398 #if !AlwaysReload
4399 - (void) confirmButtonClicked {
4400     if (essential_ != nil)
4401         [essential_ show];
4402     else {
4403         if (substrate_)
4404             Finish_ = 2;
4405         [delegate_ confirmWithNavigationController:[self navigationController]];
4406     }
4407 }
4408 #endif
4409
4410 @end
4411 /* }}} */
4412
4413 /* Progress Data {{{ */
4414 @interface ProgressData : NSObject {
4415     SEL selector_;
4416     // XXX: should these really both be _transient?
4417     _transient id target_;
4418     _transient id object_;
4419 }
4420
4421 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4422
4423 - (SEL) selector;
4424 - (id) target;
4425 - (id) object;
4426 @end
4427
4428 @implementation ProgressData
4429
4430 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4431     if ((self = [super init]) != nil) {
4432         selector_ = selector;
4433         target_ = target;
4434         object_ = object;
4435     } return self;
4436 }
4437
4438 - (SEL) selector {
4439     return selector_;
4440 }
4441
4442 - (id) target {
4443     return target_;
4444 }
4445
4446 - (id) object {
4447     return object_;
4448 }
4449
4450 @end
4451 /* }}} */
4452 /* Progress Controller {{{ */
4453 @interface ProgressController : CYViewController <
4454     ConfigurationDelegate,
4455     ProgressDelegate
4456 > {
4457     _transient Database *database_;
4458     UIProgressBar *progress_;
4459     UITextView *output_;
4460     UITextLabel *status_;
4461     UIPushButton *close_;
4462     BOOL running_;
4463     SHA1SumValue springlist_;
4464     SHA1SumValue notifyconf_;
4465     NSString *title_;
4466 }
4467
4468 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4469
4470 - (void) _retachThread;
4471 - (void) _detachNewThreadData:(ProgressData *)data;
4472 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4473
4474 - (BOOL) isRunning;
4475
4476 @end
4477
4478 @protocol ProgressControllerDelegate
4479 - (void) progressControllerIsComplete:(ProgressController *)sender;
4480 @end
4481
4482 @implementation ProgressController
4483
4484 - (void) dealloc {
4485     [database_ setDelegate:nil];
4486     [progress_ release];
4487     [output_ release];
4488     [status_ release];
4489     [close_ release];
4490     if (title_ != nil)
4491         [title_ release];
4492     [super dealloc];
4493 }
4494
4495 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4496     if ((self = [super init]) != nil) {
4497         database_ = database;
4498         [database_ setDelegate:self];
4499         delegate_ = delegate;
4500
4501         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4502
4503         progress_ = [[UIProgressBar alloc] init];
4504         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4505         [progress_ setStyle:0];
4506
4507         status_ = [[UITextLabel alloc] init];
4508         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4509         [status_ setColor:[UIColor whiteColor]];
4510         [status_ setBackgroundColor:[UIColor clearColor]];
4511         [status_ setCentersHorizontally:YES];
4512         //[status_ setFont:font];
4513
4514         output_ = [[UITextView alloc] init];
4515         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4516         //[output_ setTextFont:@"Courier New"];
4517         [output_ setFont:[[output_ font] fontWithSize:12]];
4518         [output_ setTextColor:[UIColor whiteColor]];
4519         [output_ setBackgroundColor:[UIColor clearColor]];
4520         [output_ setMarginTop:0];
4521         [output_ setAllowsRubberBanding:YES];
4522         [output_ setEditable:NO];
4523         [[self view] addSubview:output_];
4524
4525         close_ = [[UIPushButton alloc] init];
4526         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4527         [close_ setAutosizesToFit:NO];
4528         [close_ setDrawsShadow:YES];
4529         [close_ setStretchBackground:YES];
4530         [close_ setEnabled:YES];
4531         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4532         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4533         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4534         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4535     } return self;
4536 }
4537
4538 - (void) positionViews {
4539     CGRect bounds = [[self view] bounds];
4540     CGSize prgsize = [UIProgressBar defaultSize];
4541
4542     CGRect prgrect = {{
4543         (bounds.size.width - prgsize.width) / 2,
4544         bounds.size.height - prgsize.height - 20
4545     }, prgsize};
4546
4547     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4548
4549     [progress_ setFrame:prgrect];
4550     [status_ setFrame:CGRectMake(
4551         10,
4552         bounds.size.height - prgsize.height - 50,
4553         bounds.size.width - 20,
4554         24
4555     )];
4556     [output_ setFrame:CGRectMake(
4557         10,
4558         20,
4559         bounds.size.width - 20,
4560         bounds.size.height - 96
4561     )];
4562     [close_ setFrame:CGRectMake(
4563         (bounds.size.width - closewidth) / 2,
4564         bounds.size.height - prgsize.height - 50,
4565         closewidth,
4566         32 + prgsize.height
4567     )];
4568 }
4569
4570 - (void) viewWillAppear:(BOOL)animated {
4571     [super viewDidAppear:animated];
4572     [[self navigationItem] setHidesBackButton:YES];
4573     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4574
4575     [self positionViews];
4576 }
4577
4578 - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4579     [self positionViews];
4580 }
4581
4582 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4583     NSString *context([alert context]);
4584
4585     if ([context isEqualToString:@"conffile"]) {
4586         FILE *input = [database_ input];
4587         if (button == [alert cancelButtonIndex])
4588             fprintf(input, "N\n");
4589         else if (button == [alert firstOtherButtonIndex])
4590             fprintf(input, "Y\n");
4591         fflush(input);
4592     }
4593 }
4594
4595 - (void) closeButtonPushed {
4596     running_ = NO;
4597
4598     UpdateExternalStatus(0);
4599
4600     switch (Finish_) {
4601         case 0:
4602             [self dismissModalViewControllerAnimated:YES];
4603         break;
4604
4605         case 1:
4606             [delegate_ terminateWithSuccess];
4607             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4608                 [delegate_ suspendWithAnimation:YES];
4609             else
4610                 [delegate_ suspend];*/
4611         break;
4612
4613         case 2:
4614             _trace();
4615             goto reload;
4616
4617         case 3:
4618             _trace();
4619             goto reload;
4620
4621         reload:
4622             system("/usr/bin/sbreload");
4623             _trace();
4624         break;
4625
4626         case 4:
4627             _trace();
4628             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4629                 SBReboot(SBSSpringBoardServerPort());
4630             else
4631                 reboot2(RB_AUTOBOOT);
4632         break;
4633     }
4634 }
4635
4636 - (void) _retachThread {
4637     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4638
4639     [[self view] addSubview:close_];
4640     [progress_ removeFromSuperview];
4641     [status_ removeFromSuperview];
4642
4643     [database_ popErrorWithTitle:title_];
4644     [delegate_ progressControllerIsComplete:self];
4645
4646     if (Finish_ < 4) {
4647         FileFd file;
4648         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4649             _error->Discard();
4650         else {
4651             MMap mmap(file, MMap::ReadOnly);
4652             SHA1Summation sha1;
4653             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4654             if (!(notifyconf_ == sha1.Result()))
4655                 Finish_ = 4;
4656         }
4657     }
4658
4659     if (Finish_ < 3) {
4660         FileFd file;
4661         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4662             _error->Discard();
4663         else {
4664             MMap mmap(file, MMap::ReadOnly);
4665             SHA1Summation sha1;
4666             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4667             if (!(springlist_ == sha1.Result()))
4668                 Finish_ = 3;
4669         }
4670     }
4671
4672     switch (Finish_) {
4673         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4674         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4675         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4676         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4677         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4678     }
4679
4680     _trace();
4681     system("su -c /usr/bin/uicache mobile");
4682     _trace();
4683
4684     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4685
4686     [delegate_ setStatusBarShowsProgress:NO];
4687 }
4688
4689 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4690     [[data target] performSelector:[data selector] withObject:[data object]];
4691     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4692 }
4693
4694 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4695     UpdateExternalStatus(1);
4696
4697     if (title_ != nil)
4698         [title_ release];
4699     if (title == nil)
4700         title_ = nil;
4701     else
4702         title_ = [title retain];
4703
4704     [[self navigationItem] setTitle:title_];
4705
4706     [status_ setText:nil];
4707     [output_ setText:@""];
4708     [progress_ setProgress:0];
4709
4710     [close_ removeFromSuperview];
4711     [[self view] addSubview:progress_];
4712     [[self view] addSubview:status_];
4713
4714     [delegate_ setStatusBarShowsProgress:YES];
4715     running_ = YES;
4716
4717     {
4718         FileFd file;
4719         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4720             _error->Discard();
4721         else {
4722             MMap mmap(file, MMap::ReadOnly);
4723             SHA1Summation sha1;
4724             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4725             notifyconf_ = sha1.Result();
4726         }
4727     }
4728
4729     {
4730         FileFd file;
4731         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4732             _error->Discard();
4733         else {
4734             MMap mmap(file, MMap::ReadOnly);
4735             SHA1Summation sha1;
4736             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4737             springlist_ = sha1.Result();
4738         }
4739     }
4740
4741     [NSThread
4742         detachNewThreadSelector:@selector(_detachNewThreadData:)
4743         toTarget:self
4744         withObject:[[[ProgressData alloc]
4745             initWithSelector:selector
4746             target:target
4747             object:object
4748         ] autorelease]
4749     ];
4750 }
4751
4752 - (void) repairWithSelector:(SEL)selector {
4753     [self
4754         detachNewThreadSelector:selector
4755         toTarget:database_
4756         withObject:nil
4757         title:UCLocalize("REPAIRING")
4758     ];
4759 }
4760
4761 - (void) setConfigurationData:(NSString *)data {
4762     [self
4763         performSelectorOnMainThread:@selector(_setConfigurationData:)
4764         withObject:data
4765         waitUntilDone:YES
4766     ];
4767 }
4768
4769 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4770     CYAlertView *sheet([[[CYAlertView alloc]
4771         initWithTitle:title
4772         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4773         defaultButtonIndex:0
4774     ] autorelease]);
4775
4776     [sheet setMessage:error];
4777     [sheet yieldToPopupAlertAnimated:YES];
4778     [sheet dismiss];
4779 }
4780
4781 - (void) setProgressTitle:(NSString *)title {
4782     [self
4783         performSelectorOnMainThread:@selector(_setProgressTitle:)
4784         withObject:title
4785         waitUntilDone:YES
4786     ];
4787 }
4788
4789 - (void) setProgressPercent:(float)percent {
4790     [self
4791         performSelectorOnMainThread:@selector(_setProgressPercent:)
4792         withObject:[NSNumber numberWithFloat:percent]
4793         waitUntilDone:YES
4794     ];
4795 }
4796
4797 - (void) startProgress {
4798 }
4799
4800 - (void) addProgressOutput:(NSString *)output {
4801     [self
4802         performSelectorOnMainThread:@selector(_addProgressOutput:)
4803         withObject:output
4804         waitUntilDone:YES
4805     ];
4806 }
4807
4808 - (bool) isCancelling:(size_t)received {
4809     return false;
4810 }
4811
4812 - (void) _setConfigurationData:(NSString *)data {
4813     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4814
4815     if (!conffile_r(data)) {
4816         lprintf("E:invalid conffile\n");
4817         return;
4818     }
4819
4820     NSString *ofile = conffile_r[1];
4821     //NSString *nfile = conffile_r[2];
4822
4823     UIAlertView *alert = [[[UIAlertView alloc]
4824         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4825         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
4826         delegate:self
4827         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
4828         otherButtonTitles:UCLocalize("ACCEPT_NEW_COPY"),
4829         // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4830         nil
4831     ] autorelease];
4832
4833     [alert setContext:@"conffile"];
4834     [alert show];
4835 }
4836
4837 - (void) _setProgressTitle:(NSString *)title {
4838     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4839     for (size_t i(0), e([words count]); i != e; ++i) {
4840         NSString *word([words objectAtIndex:i]);
4841         if (Package *package = [database_ packageWithName:word])
4842             [words replaceObjectAtIndex:i withObject:[package name]];
4843     }
4844
4845     [status_ setText:[words componentsJoinedByString:@" "]];
4846 }
4847
4848 - (void) _setProgressPercent:(NSNumber *)percent {
4849     [progress_ setProgress:[percent floatValue]];
4850 }
4851
4852 - (void) _addProgressOutput:(NSString *)output {
4853     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4854     CGSize size = [output_ contentSize];
4855     CGPoint offset = [output_ contentOffset];
4856     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
4857         CGRect rect = {{0, size.height-1}, {size.width, 1}};
4858         [output_ scrollRectToVisible:rect animated:YES];
4859     }
4860 }
4861
4862 - (BOOL) isRunning {
4863     return running_;
4864 }
4865
4866 @end
4867 /* }}} */
4868
4869 /* Cell Content View {{{ */
4870 @protocol ContentDelegate
4871 - (void) drawContentRect:(CGRect)rect;
4872 @end
4873
4874 @interface ContentView : UIView {
4875     _transient id<ContentDelegate> delegate_;
4876 }
4877
4878 @end
4879
4880 @implementation ContentView
4881
4882 - (id) initWithFrame:(CGRect)frame {
4883     if ((self = [super initWithFrame:frame]) != nil) {
4884         [self setNeedsDisplayOnBoundsChange:YES];
4885     } return self;
4886 }
4887
4888 - (void) setDelegate:(id<ContentDelegate>)delegate {
4889     delegate_ = delegate;
4890 }
4891
4892 - (void) drawRect:(CGRect)rect {
4893     [super drawRect:rect];
4894     [delegate_ drawContentRect:rect];
4895 }
4896
4897 @end
4898 /* }}} */
4899 /* Cydia TableView Cell {{{ */
4900 @interface CYTableViewCell : UITableViewCell {
4901     ContentView *content_;
4902     bool highlighted_;
4903 }
4904
4905 @end
4906
4907 @implementation CYTableViewCell
4908
4909 - (void) dealloc {
4910     [content_ release];
4911     [super dealloc];
4912 }
4913
4914 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
4915     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
4916
4917     if (view == content_) {
4918         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
4919         highlighted_ = highlighted;
4920     }
4921
4922     [super _updateHighlightColorsForView:view highlighted:highlighted];
4923 }
4924
4925 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
4926     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
4927     highlighted_ = selected;
4928
4929     [super setSelected:selected animated:animated];
4930     [content_ setNeedsDisplay];
4931 }
4932
4933 @end
4934 /* }}} */
4935
4936 /* Package Cell {{{ */
4937 @interface PackageCell : CYTableViewCell <
4938     ContentDelegate
4939 > {
4940     UIImage *icon_;
4941     NSString *name_;
4942     NSString *description_;
4943     bool commercial_;
4944     NSString *source_;
4945     UIImage *badge_;
4946     Package *package_;
4947     UIImage *placard_;
4948 }
4949
4950 - (PackageCell *) init;
4951 - (void) setPackage:(Package *)package;
4952
4953 - (void) drawContentRect:(CGRect)rect;
4954
4955 @end
4956
4957 @implementation PackageCell
4958
4959 - (void) clearPackage {
4960     if (icon_ != nil) {
4961         [icon_ release];
4962         icon_ = nil;
4963     }
4964
4965     if (name_ != nil) {
4966         [name_ release];
4967         name_ = nil;
4968     }
4969
4970     if (description_ != nil) {
4971         [description_ release];
4972         description_ = nil;
4973     }
4974
4975     if (source_ != nil) {
4976         [source_ release];
4977         source_ = nil;
4978     }
4979
4980     if (badge_ != nil) {
4981         [badge_ release];
4982         badge_ = nil;
4983     }
4984
4985     if (placard_ != nil) {
4986         [placard_ release];
4987         placard_ = nil;
4988     }
4989
4990     [package_ release];
4991     package_ = nil;
4992 }
4993
4994 - (void) dealloc {
4995     [self clearPackage];
4996     [super dealloc];
4997 }
4998
4999 - (PackageCell *) init {
5000     CGRect frame(CGRectMake(0, 0, 320, 74));
5001     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5002         UIView *content([self contentView]);
5003         CGRect bounds([content bounds]);
5004
5005         content_ = [[ContentView alloc] initWithFrame:bounds];
5006         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5007         [content addSubview:content_];
5008
5009         [content_ setDelegate:self];
5010         [content_ setOpaque:YES];
5011     } return self;
5012 }
5013
5014 - (NSString *) accessibilityLabel {
5015     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5016 }
5017
5018 - (void) setPackage:(Package *)package {
5019     [self clearPackage];
5020     [package parse];
5021
5022     Source *source = [package source];
5023
5024     icon_ = [[package icon] retain];
5025     name_ = [[package name] retain];
5026
5027     if (IsWildcat_)
5028         description_ = [package longDescription];
5029     if (description_ == nil)
5030         description_ = [package shortDescription];
5031     if (description_ != nil)
5032         description_ = [description_ retain];
5033
5034     commercial_ = [package isCommercial];
5035
5036     package_ = [package retain];
5037
5038     NSString *label = nil;
5039     bool trusted = false;
5040
5041     if (source != nil) {
5042         label = [source label];
5043         trusted = [source trusted];
5044     } else if ([[package id] isEqualToString:@"firmware"])
5045         label = UCLocalize("APPLE");
5046     else
5047         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5048
5049     NSString *from(label);
5050
5051     NSString *section = [package simpleSection];
5052     if (section != nil && ![section isEqualToString:label]) {
5053         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5054         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5055     }
5056
5057     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5058     source_ = [from retain];
5059
5060     if (NSString *purpose = [package primaryPurpose])
5061         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5062             badge_ = [badge_ retain];
5063
5064     UIColor *color;
5065     NSString *placard;
5066
5067     if (NSString *mode = [package_ mode]) {
5068         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5069             color = RemovingColor_;
5070             //placard = @"removing";
5071         } else {
5072             color = InstallingColor_;
5073             //placard = @"installing";
5074         }
5075
5076         // XXX: the removing/installing placards are not @2x
5077         placard = nil;
5078     } else {
5079         color = [UIColor whiteColor];
5080
5081         if ([package installed] != nil)
5082             placard = @"installed";
5083         else
5084             placard = nil;
5085     }
5086
5087     [content_ setBackgroundColor:color];
5088
5089     if (placard != nil)
5090         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5091             placard_ = [placard_ retain];
5092
5093     [self setNeedsDisplay];
5094     [content_ setNeedsDisplay];
5095 }
5096
5097 - (void) drawContentRect:(CGRect)rect {
5098     bool highlighted(highlighted_);
5099     float width([self bounds].size.width);
5100
5101 #if 0
5102     CGContextRef context(UIGraphicsGetCurrentContext());
5103     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5104     CGContextFillRect(context, rect);
5105 #endif
5106
5107     if (icon_ != nil) {
5108         CGRect rect;
5109         rect.size = [icon_ size];
5110
5111         rect.size.width /= 2;
5112         rect.size.height /= 2;
5113
5114         rect.origin.x = 25 - rect.size.width / 2;
5115         rect.origin.y = 25 - rect.size.height / 2;
5116
5117         [icon_ drawInRect:rect];
5118     }
5119
5120     if (badge_ != nil) {
5121         CGRect rect;
5122         rect.size = [badge_ size];
5123
5124         rect.size.width /= 2;
5125         rect.size.height /= 2;
5126
5127         rect.origin.x = 36 - rect.size.width / 2;
5128         rect.origin.y = 36 - rect.size.height / 2;
5129
5130         [badge_ drawInRect:rect];
5131     }
5132
5133     if (highlighted)
5134         UISetColor(White_);
5135
5136     if (!highlighted)
5137         UISetColor(commercial_ ? Purple_ : Black_);
5138     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5139     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5140
5141     if (!highlighted)
5142         UISetColor(commercial_ ? Purplish_ : Gray_);
5143     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5144
5145     if (placard_ != nil)
5146         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5147 }
5148
5149 @end
5150 /* }}} */
5151 /* Section Cell {{{ */
5152 @interface SectionCell : CYTableViewCell <
5153     ContentDelegate
5154 > {
5155     NSString *basic_;
5156     NSString *section_;
5157     NSString *name_;
5158     NSString *count_;
5159     UIImage *icon_;
5160     UISwitch *switch_;
5161     BOOL editing_;
5162 }
5163
5164 - (void) setSection:(Section *)section editing:(BOOL)editing;
5165
5166 @end
5167
5168 @implementation SectionCell
5169
5170 - (void) clearSection {
5171     if (basic_ != nil) {
5172         [basic_ release];
5173         basic_ = nil;
5174     }
5175
5176     if (section_ != nil) {
5177         [section_ release];
5178         section_ = nil;
5179     }
5180
5181     if (name_ != nil) {
5182         [name_ release];
5183         name_ = nil;
5184     }
5185
5186     if (count_ != nil) {
5187         [count_ release];
5188         count_ = nil;
5189     }
5190 }
5191
5192 - (void) dealloc {
5193     [self clearSection];
5194     [icon_ release];
5195     [switch_ release];
5196     [super dealloc];
5197 }
5198
5199 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5200     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5201         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5202         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5203         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5204
5205         UIView *content([self contentView]);
5206         CGRect bounds([content bounds]);
5207
5208         content_ = [[ContentView alloc] initWithFrame:bounds];
5209         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5210         [content addSubview:content_];
5211         [content_ setBackgroundColor:[UIColor whiteColor]];
5212
5213         [content_ setDelegate:self];
5214     } return self;
5215 }
5216
5217 - (void) onSwitch:(id)sender {
5218     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5219     if (metadata == nil) {
5220         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5221         [Sections_ setObject:metadata forKey:basic_];
5222     }
5223
5224     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5225     Changed_ = true;
5226 }
5227
5228 - (void) setSection:(Section *)section editing:(BOOL)editing {
5229     if (editing != editing_) {
5230         if (editing_)
5231             [switch_ removeFromSuperview];
5232         else
5233             [self addSubview:switch_];
5234         editing_ = editing;
5235     }
5236
5237     [self clearSection];
5238
5239     if (section == nil) {
5240         name_ = [UCLocalize("ALL_PACKAGES") retain];
5241         count_ = nil;
5242     } else {
5243         basic_ = [section name];
5244         if (basic_ != nil)
5245             basic_ = [basic_ retain];
5246
5247         section_ = [section localized];
5248         if (section_ != nil)
5249             section_ = [section_ retain];
5250
5251         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5252         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5253
5254         if (editing_)
5255             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5256     }
5257
5258     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5259     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5260
5261     [content_ setNeedsDisplay];
5262 }
5263
5264 - (void) setFrame:(CGRect)frame {
5265     [super setFrame:frame];
5266
5267     CGRect rect([switch_ frame]);
5268     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5269 }
5270
5271 - (NSString *) accessibilityLabel {
5272     return name_;
5273 }
5274
5275 - (void) drawContentRect:(CGRect)rect {
5276     bool highlighted(highlighted_ && !editing_);
5277
5278     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5279
5280     if (highlighted)
5281         UISetColor(White_);
5282
5283     float width(rect.size.width);
5284     if (editing_)
5285         width -= 87;
5286
5287     if (!highlighted)
5288         UISetColor(Black_);
5289     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5290
5291     CGSize size = [count_ sizeWithFont:Font14_];
5292
5293     UISetColor(White_);
5294     if (count_ != nil)
5295         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5296 }
5297
5298 @end
5299 /* }}} */
5300
5301 /* File Table {{{ */
5302 @interface FileTable : CYViewController <
5303     UITableViewDataSource,
5304     UITableViewDelegate
5305 > {
5306     _transient Database *database_;
5307     Package *package_;
5308     NSString *name_;
5309     NSMutableArray *files_;
5310     UITableView *list_;
5311 }
5312
5313 - (id) initWithDatabase:(Database *)database;
5314 - (void) setPackage:(Package *)package;
5315
5316 @end
5317
5318 @implementation FileTable
5319
5320 - (void) dealloc {
5321     [self releaseSubviews];
5322
5323     [package_ release];
5324     [name_ release];
5325     [files_ release];
5326
5327     [super dealloc];
5328 }
5329
5330 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5331     return files_ == nil ? 0 : [files_ count];
5332 }
5333
5334 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5335     return 24.0f;
5336 }*/
5337
5338 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5339     static NSString *reuseIdentifier = @"Cell";
5340
5341     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5342     if (cell == nil) {
5343         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5344         [cell setFont:[UIFont systemFontOfSize:16]];
5345     }
5346     [cell setText:[files_ objectAtIndex:indexPath.row]];
5347     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5348
5349     return cell;
5350 }
5351
5352 - (NSURL *) navigationURL {
5353     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5354 }
5355
5356 - (void) loadView {
5357     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5358
5359     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5360     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5361     [list_ setRowHeight:24.0f];
5362     [list_ setDataSource:self];
5363     [list_ setDelegate:self];
5364     [[self view] addSubview:list_];
5365 }
5366
5367 - (void) viewDidLoad {
5368     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5369 }
5370
5371 - (void) releaseSubviews {
5372     [list_ release];
5373     list_ = nil;
5374 }
5375
5376 - (id) initWithDatabase:(Database *)database {
5377     if ((self = [super init]) != nil) {
5378         database_ = database;
5379
5380         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5381     } return self;
5382 }
5383
5384 - (void) setPackage:(Package *)package {
5385     if (package_ != nil) {
5386         [package_ autorelease];
5387         package_ = nil;
5388     }
5389
5390     if (name_ != nil) {
5391         [name_ release];
5392         name_ = nil;
5393     }
5394
5395     [files_ removeAllObjects];
5396
5397     if (package != nil) {
5398         package_ = [package retain];
5399         name_ = [[package id] retain];
5400
5401         if (NSArray *files = [package files])
5402             [files_ addObjectsFromArray:files];
5403
5404         if ([files_ count] != 0) {
5405             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5406                 [files_ removeObjectAtIndex:0];
5407             [files_ sortUsingSelector:@selector(compareByPath:)];
5408
5409             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5410             [stack addObject:@"/"];
5411
5412             for (int i(0), e([files_ count]); i != e; ++i) {
5413                 NSString *file = [files_ objectAtIndex:i];
5414                 while (![file hasPrefix:[stack lastObject]])
5415                     [stack removeLastObject];
5416                 NSString *directory = [stack lastObject];
5417                 [stack addObject:[file stringByAppendingString:@"/"]];
5418                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5419                     ([stack count] - 2) * 3, "",
5420                     [file substringFromIndex:[directory length]]
5421                 ]];
5422             }
5423         }
5424     }
5425
5426     [list_ reloadData];
5427 }
5428
5429 - (void) reloadData {
5430     [super reloadData];
5431
5432     [self setPackage:[database_ packageWithName:name_]];
5433 }
5434
5435 @end
5436 /* }}} */
5437 /* Package Controller {{{ */
5438 @interface CYPackageController : CYBrowserController <
5439     UIActionSheetDelegate
5440 > {
5441     _transient Database *database_;
5442     Package *package_;
5443     NSString *name_;
5444     bool commercial_;
5445     NSMutableArray *buttons_;
5446     UIBarButtonItem *button_;
5447 }
5448
5449 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5450
5451 @end
5452
5453 @implementation CYPackageController
5454
5455 - (void) dealloc {
5456     if (package_ != nil)
5457         [package_ release];
5458     if (name_ != nil)
5459         [name_ release];
5460
5461     [buttons_ release];
5462
5463     if (button_ != nil)
5464         [button_ release];
5465
5466     [super dealloc];
5467 }
5468
5469 - (NSURL *) navigationURL {
5470     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5471 }
5472
5473 /* XXX: this is not safe at all... localization of /fail/ */
5474 - (void) _clickButtonWithName:(NSString *)name {
5475     if ([name isEqualToString:UCLocalize("CLEAR")])
5476         [delegate_ clearPackage:package_];
5477     else if ([name isEqualToString:UCLocalize("INSTALL")])
5478         [delegate_ installPackage:package_];
5479     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5480         [delegate_ installPackage:package_];
5481     else if ([name isEqualToString:UCLocalize("REMOVE")])
5482         [delegate_ removePackage:package_];
5483     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5484         [delegate_ installPackage:package_];
5485     else _assert(false);
5486 }
5487
5488 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5489     NSString *context([sheet context]);
5490
5491     if ([context isEqualToString:@"modify"]) {
5492         if (button != [sheet cancelButtonIndex]) {
5493             NSString *buttonName = [buttons_ objectAtIndex:button];
5494             [self _clickButtonWithName:buttonName];
5495         }
5496
5497         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5498     }
5499 }
5500
5501 - (bool) _allowJavaScriptPanel {
5502     return commercial_;
5503 }
5504
5505 #if !AlwaysReload
5506 - (void) _customButtonClicked {
5507     int count([buttons_ count]);
5508     if (count == 0)
5509         return;
5510
5511     if (count == 1)
5512         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5513     else {
5514         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5515         [buttons addObjectsFromArray:buttons_];
5516
5517         UIActionSheet *sheet = [[[UIActionSheet alloc]
5518             initWithTitle:nil
5519             delegate:self
5520             cancelButtonTitle:nil
5521             destructiveButtonTitle:nil
5522             otherButtonTitles:nil
5523         ] autorelease];
5524
5525         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5526         if (!IsWildcat_) {
5527            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5528            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5529         }
5530         [sheet setContext:@"modify"];
5531
5532         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5533     }
5534 }
5535
5536 // We don't want to allow non-commercial packages to do custom things to the install button,
5537 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5538 - (void) customButtonClicked {
5539     if (commercial_)
5540         [super customButtonClicked];
5541     else
5542         [self _customButtonClicked];
5543 }
5544
5545 - (void) reloadButtonClicked {
5546     // Don't reload a commerical package by tapping the loading button,
5547     // but if it's not an Install button, we should forward it on.
5548     if (![package_ uninstalled])
5549         [self _customButtonClicked];
5550 }
5551
5552 - (void) applyLoadingTitle {
5553     // Don't show "Loading" as the title. Ever.
5554 }
5555
5556 - (UIBarButtonItem *) rightButton {
5557     return button_;
5558 }
5559 #endif
5560
5561 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5562     if ((self = [super init]) != nil) {
5563         database_ = database;
5564         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5565         name_ = [[NSString alloc] initWithString:name];
5566     } return self;
5567 }
5568
5569 - (void) reloadData {
5570     [super reloadData];
5571
5572     if (package_ != nil)
5573         [package_ autorelease];
5574     package_ = [database_ packageWithName:name_];
5575
5576     [buttons_ removeAllObjects];
5577
5578     if (package_ != nil) {
5579         [package_ parse];
5580
5581         package_ = [package_ retain];
5582         commercial_ = [package_ isCommercial];
5583
5584         if ([package_ mode] != nil)
5585             [buttons_ addObject:UCLocalize("CLEAR")];
5586         if ([package_ source] == nil);
5587         else if ([package_ upgradableAndEssential:NO])
5588             [buttons_ addObject:UCLocalize("UPGRADE")];
5589         else if ([package_ uninstalled])
5590             [buttons_ addObject:UCLocalize("INSTALL")];
5591         else
5592             [buttons_ addObject:UCLocalize("REINSTALL")];
5593         if (![package_ uninstalled])
5594             [buttons_ addObject:UCLocalize("REMOVE")];
5595     }
5596
5597     if (button_ != nil)
5598         [button_ release];
5599
5600     NSString *title;
5601     switch ([buttons_ count]) {
5602         case 0: title = nil; break;
5603         case 1: title = [buttons_ objectAtIndex:0]; break;
5604         default: title = UCLocalize("MODIFY"); break;
5605     }
5606
5607     button_ = [[UIBarButtonItem alloc]
5608         initWithTitle:title
5609         style:UIBarButtonItemStylePlain
5610         target:self
5611         action:@selector(customButtonClicked)
5612     ];
5613
5614     [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5615 }
5616
5617 - (bool) isLoading {
5618     return commercial_ ? [super isLoading] : false;
5619 }
5620
5621 @end
5622 /* }}} */
5623
5624 /* Package List Controller {{{ */
5625 @interface PackageListController : CYViewController <
5626     UITableViewDataSource,
5627     UITableViewDelegate
5628 > {
5629     _transient Database *database_;
5630     unsigned era_;
5631     NSMutableArray *packages_;
5632     NSMutableArray *sections_;
5633     UITableView *list_;
5634     NSMutableArray *index_;
5635     NSMutableDictionary *indices_;
5636     NSString *title_;
5637 }
5638
5639 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5640 - (void) setDelegate:(id)delegate;
5641 - (void) resetCursor;
5642
5643 @end
5644
5645 @implementation PackageListController
5646
5647 - (void) dealloc {
5648     [packages_ release];
5649     [sections_ release];
5650     [list_ release];
5651     [index_ release];
5652     [indices_ release];
5653     [title_ release];
5654
5655     [super dealloc];
5656 }
5657
5658 - (void) deselectWithAnimation:(BOOL)animated {
5659     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5660 }
5661
5662 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5663     CGRect base = [[self view] bounds];
5664     base.size.height -= bounds.size.height;
5665     base.origin = [list_ frame].origin;
5666
5667     [UIView beginAnimations:nil context:NULL];
5668     [UIView setAnimationBeginsFromCurrentState:YES];
5669     [UIView setAnimationCurve:curve];
5670     [UIView setAnimationDuration:duration];
5671     [list_ setFrame:base];
5672     [UIView commitAnimations];
5673 }
5674
5675 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5676     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5677 }
5678
5679 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5680     [self resizeForKeyboardBounds:bounds duration:0];
5681 }
5682
5683 - (void) keyboardWillShow:(NSNotification *)notification {
5684     CGRect bounds;
5685     CGPoint center;
5686     NSTimeInterval duration;
5687     UIViewAnimationCurve curve;
5688     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5689     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5690     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5691     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5692
5693     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);
5694     UIViewController *base = self;
5695     while ([base parentViewController] != nil)
5696         base = [base parentViewController];
5697     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5698     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5699
5700     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5701 }
5702
5703 - (void) keyboardWillHide:(NSNotification *)notification {
5704     NSTimeInterval duration;
5705     UIViewAnimationCurve curve;
5706     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5707     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5708
5709     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5710 }
5711
5712 - (void) viewWillAppear:(BOOL)animated {
5713     [super viewWillAppear:animated];
5714
5715     [self resizeForKeyboardBounds:CGRectZero];
5716     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
5717     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
5718 }
5719
5720 - (void) viewWillDisappear:(BOOL)animated {
5721     [super viewWillDisappear:animated];
5722
5723     [self resizeForKeyboardBounds:CGRectZero];
5724     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
5725     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
5726 }
5727
5728 - (void) viewDidAppear:(BOOL)animated {
5729     [super viewDidAppear:animated];
5730     [self deselectWithAnimation:animated];
5731 }
5732
5733 - (void) didSelectPackage:(Package *)package {
5734     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
5735     [view setDelegate:delegate_];
5736     [[self navigationController] pushViewController:view animated:YES];
5737 }
5738
5739 #if TryIndexedCollation
5740 + (BOOL) hasIndexedCollation {
5741     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
5742 }
5743 #endif
5744
5745 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5746     NSInteger count([sections_ count]);
5747     return count == 0 ? 1 : count;
5748 }
5749
5750 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5751     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
5752         return nil;
5753     return [[sections_ objectAtIndex:section] name];
5754 }
5755
5756 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5757     if ([sections_ count] == 0)
5758         return 0;
5759     return [[sections_ objectAtIndex:section] count];
5760 }
5761
5762 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5763 @synchronized (database_) {
5764     if ([database_ era] != era_)
5765         return nil;
5766
5767     Section *section([sections_ objectAtIndex:[path section]]);
5768     NSInteger row([path row]);
5769     Package *package([packages_ objectAtIndex:([section row] + row)]);
5770     return [[package retain] autorelease];
5771 } }
5772
5773 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5774     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5775     if (cell == nil)
5776         cell = [[[PackageCell alloc] init] autorelease];
5777     [cell setPackage:[self packageAtIndexPath:path]];
5778     return cell;
5779 }
5780
5781 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
5782     Package *package([self packageAtIndexPath:path]);
5783     package = [database_ packageWithName:[package id]];
5784     [self didSelectPackage:package];
5785 }
5786
5787 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5788     // XXX: is 20 the most optimal number here?
5789     return [packages_ count] > 20 ? index_ : nil;
5790 }
5791
5792 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5793 #if TryIndexedCollation
5794     if ([[self class] hasIndexedCollation]) {
5795         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
5796     }
5797 #endif
5798
5799     return index;
5800 }
5801
5802 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
5803     if ((self = [super init]) != nil) {
5804         database_ = database;
5805         title_ = [title copy];
5806         [[self navigationItem] setTitle:title_];
5807
5808 #if TryIndexedCollation
5809         if ([[self class] hasIndexedCollation])
5810             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
5811         else
5812 #endif
5813             index_ = [[NSMutableArray alloc] initWithCapacity:32];
5814
5815         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5816
5817         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5818         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5819
5820         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
5821         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5822         [list_ setRowHeight:73];
5823         [[self view] addSubview:list_];
5824
5825         [list_ setDataSource:self];
5826         [list_ setDelegate:self];
5827     } return self;
5828 }
5829
5830 - (void) setDelegate:(id)delegate {
5831     delegate_ = delegate;
5832 }
5833
5834 - (bool) hasPackage:(Package *)package {
5835     return true;
5836 }
5837
5838 - (void) reloadData {
5839     [super reloadData];
5840
5841     era_ = [database_ era];
5842     NSArray *packages = [database_ packages];
5843
5844     [packages_ removeAllObjects];
5845     [sections_ removeAllObjects];
5846
5847     _profile(PackageTable$reloadData$Filter)
5848         for (Package *package in packages)
5849             if ([self hasPackage:package])
5850                 [packages_ addObject:package];
5851     _end
5852
5853     [indices_ removeAllObjects];
5854
5855     Section *section = nil;
5856
5857 #if TryIndexedCollation
5858     if ([[self class] hasIndexedCollation]) {
5859         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
5860         NSArray *titles = [collation sectionIndexTitles];
5861         int secidx = -1;
5862
5863         _profile(PackageTable$reloadData$Section)
5864             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5865                 Package *package;
5866                 int index;
5867
5868                 _profile(PackageTable$reloadData$Section$Package)
5869                     package = [packages_ objectAtIndex:offset];
5870                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
5871                 _end
5872
5873                 while (secidx < index) {
5874                     secidx += 1;
5875
5876                     _profile(PackageTable$reloadData$Section$Allocate)
5877                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
5878                     _end
5879
5880                     _profile(PackageTable$reloadData$Section$Add)
5881                         [sections_ addObject:section];
5882                     _end
5883                 }
5884
5885                 [section addToCount];
5886             }
5887         _end
5888     } else
5889 #endif
5890     {
5891         [index_ removeAllObjects];
5892
5893         _profile(PackageTable$reloadData$Section)
5894             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5895                 Package *package;
5896                 unichar index;
5897
5898                 _profile(PackageTable$reloadData$Section$Package)
5899                     package = [packages_ objectAtIndex:offset];
5900                     index = [package index];
5901                 _end
5902
5903                 if (section == nil || [section index] != index) {
5904                     _profile(PackageTable$reloadData$Section$Allocate)
5905                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5906                     _end
5907
5908                     [index_ addObject:[section name]];
5909                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5910
5911                     _profile(PackageTable$reloadData$Section$Add)
5912                         [sections_ addObject:section];
5913                     _end
5914                 }
5915
5916                 [section addToCount];
5917             }
5918         _end
5919     }
5920
5921     _profile(PackageTable$reloadData$List)
5922         [list_ reloadData];
5923     _end
5924 }
5925
5926 - (void) resetCursor {
5927     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5928 }
5929
5930 @end
5931 /* }}} */
5932 /* Filtered Package List Controller {{{ */
5933 @interface FilteredPackageListController : PackageListController {
5934     SEL filter_;
5935     IMP imp_;
5936     id object_;
5937 }
5938
5939 - (void) setObject:(id)object;
5940 - (void) setObject:(id)object forFilter:(SEL)filter;
5941
5942 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5943
5944 @end
5945
5946 @implementation FilteredPackageListController
5947
5948 - (void) dealloc {
5949     if (object_ != nil)
5950         [object_ release];
5951     [super dealloc];
5952 }
5953
5954 - (void) setFilter:(SEL)filter {
5955     filter_ = filter;
5956
5957     /* XXX: this is an unsafe optimization of doomy hell */
5958     Method method(class_getInstanceMethod([Package class], filter));
5959     _assert(method != NULL);
5960     imp_ = method_getImplementation(method);
5961     _assert(imp_ != NULL);
5962 }
5963
5964 - (void) setObject:(id)object {
5965     if (object_ != nil)
5966         [object_ release];
5967     if (object == nil)
5968         object_ = nil;
5969     else
5970         object_ = [object retain];
5971 }
5972
5973 - (void) setObject:(id)object forFilter:(SEL)filter {
5974     [self setFilter:filter];
5975     [self setObject:object];
5976 }
5977
5978 - (bool) hasPackage:(Package *)package {
5979     _profile(FilteredPackageTable$hasPackage)
5980         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5981     _end
5982 }
5983
5984 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5985     if ((self = [super initWithDatabase:database title:title]) != nil) {
5986         [self setFilter:filter];
5987         [self setObject:object];
5988         [self reloadData];
5989     } return self;
5990 }
5991
5992 @end
5993 /* }}} */
5994
5995 /* Home Controller {{{ */
5996 @interface HomeController : CYBrowserController {
5997 }
5998 @end
5999
6000 @implementation HomeController
6001
6002 + (BOOL) shouldHideNavigationBar {
6003     return NO;
6004 }
6005
6006 - (NSURL *) navigationURL {
6007     return [NSURL URLWithString:@"cydia://home"];
6008 }
6009
6010 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6011     [super _setMoreHeaders:request];
6012
6013     if (ChipID_ != nil)
6014         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6015     if (UniqueID_ != nil)
6016         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6017     if (PLMN_ != nil)
6018         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6019 }
6020
6021 - (void) aboutButtonClicked {
6022     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6023
6024     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6025     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6026     [alert setCancelButtonIndex:0];
6027
6028     [alert setMessage:
6029         @"Copyright (C) 2008-2011\n"
6030         "Jay Freeman (saurik)\n"
6031         "saurik@saurik.com\n"
6032         "http://www.saurik.com/"
6033     ];
6034
6035     [alert show];
6036 }
6037
6038 - (void) viewWillDisappear:(BOOL)animated {
6039     [super viewWillDisappear:animated];
6040
6041     if ([[self class] shouldHideNavigationBar])
6042         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6043 }
6044
6045 - (void) viewWillAppear:(BOOL)animated {
6046     if (![self hasLoaded])
6047         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6048
6049     [super viewWillAppear:animated];
6050
6051     if ([[self class] shouldHideNavigationBar])
6052         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6053 }
6054
6055 - (void) viewDidLoad {
6056     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6057         initWithTitle:UCLocalize("ABOUT")
6058         style:UIBarButtonItemStylePlain
6059         target:self
6060         action:@selector(aboutButtonClicked)
6061     ] autorelease]];
6062 }
6063
6064 @end
6065 /* }}} */
6066 /* Manage Controller {{{ */
6067 @interface ManageController : CYBrowserController {
6068 }
6069
6070 - (void) queueStatusDidChange;
6071 @end
6072
6073 @implementation ManageController
6074
6075 - (NSURL *) navigationURL {
6076     return [NSURL URLWithString:@"cydia://manage"];
6077 }
6078
6079 - (void) viewWillAppear:(BOOL)animated {
6080     if (![self hasLoaded])
6081         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6082
6083     [super viewWillAppear:animated];
6084 }
6085
6086 - (void) viewDidLoad {
6087     [[self navigationItem] setTitle:UCLocalize("MANAGE")];
6088
6089     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6090         initWithTitle:UCLocalize("SETTINGS")
6091         style:UIBarButtonItemStylePlain
6092         target:self
6093         action:@selector(settingsButtonClicked)
6094     ] autorelease]];
6095
6096     [self queueStatusDidChange];
6097 }
6098
6099 - (void) settingsButtonClicked {
6100     [delegate_ showSettings];
6101 }
6102
6103 #if !AlwaysReload
6104 - (void) queueButtonClicked {
6105     [delegate_ queue];
6106 }
6107
6108 - (void) applyLoadingTitle {
6109     // Disable "Loading" title.
6110 }
6111
6112 - (void) applyRightButton {
6113     // Disable right button.
6114 }
6115 #endif
6116
6117 - (void) queueStatusDidChange {
6118 #if !AlwaysReload
6119     if (!IsWildcat_ && Queuing_) {
6120         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6121             initWithTitle:UCLocalize("QUEUE")
6122             style:UIBarButtonItemStyleDone
6123             target:self
6124             action:@selector(queueButtonClicked)
6125         ] autorelease]];
6126     } else {
6127         [[self navigationItem] setRightBarButtonItem:nil];
6128     }
6129 #endif
6130 }
6131
6132 - (bool) isLoading {
6133     // Never show as loading.
6134     return false;
6135 }
6136
6137 @end
6138 /* }}} */
6139
6140 /* Refresh Bar {{{ */
6141 @interface RefreshBar : UINavigationBar {
6142     UIProgressIndicator *indicator_;
6143     UITextLabel *prompt_;
6144     UIProgressBar *progress_;
6145     UINavigationButton *cancel_;
6146 }
6147
6148 @end
6149
6150 @implementation RefreshBar
6151
6152 - (void) dealloc {
6153     [indicator_ release];
6154     [prompt_ release];
6155     [progress_ release];
6156     [cancel_ release];
6157     [super dealloc];
6158 }
6159
6160 - (void) positionViews {
6161     CGRect frame = [cancel_ frame];
6162     frame.size = [cancel_ sizeThatFits:frame.size];
6163     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6164     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6165     [cancel_ setFrame:frame];
6166
6167     CGSize prgsize = {75, 100};
6168     CGRect prgrect = {{
6169         [self frame].size.width - prgsize.width - 10,
6170         ([self frame].size.height - prgsize.height) / 2
6171     } , prgsize};
6172     [progress_ setFrame:prgrect];
6173
6174     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6175     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6176     CGRect indrect = {{indoffset, indoffset}, indsize};
6177     [indicator_ setFrame:indrect];
6178
6179     CGSize prmsize = {215, indsize.height + 4};
6180     CGRect prmrect = {{
6181         indoffset * 2 + indsize.width,
6182         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6183     }, prmsize};
6184     [prompt_ setFrame:prmrect];
6185 }
6186
6187 - (void)setFrame:(CGRect)frame {
6188     [super setFrame:frame];
6189
6190     [self positionViews];
6191 }
6192
6193 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6194     if ((self = [super initWithFrame:frame])) {
6195         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6196
6197         [self setBarStyle:UIBarStyleBlack];
6198
6199         UIBarStyle barstyle([self _barStyle:NO]);
6200         bool ugly(barstyle == UIBarStyleDefault);
6201
6202         UIProgressIndicatorStyle style = ugly ?
6203             UIProgressIndicatorStyleMediumBrown :
6204             UIProgressIndicatorStyleMediumWhite;
6205
6206         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6207         [indicator_ setStyle:style];
6208         [indicator_ startAnimation];
6209         [self addSubview:indicator_];
6210
6211         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6212         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6213         [prompt_ setBackgroundColor:[UIColor clearColor]];
6214         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6215         [self addSubview:prompt_];
6216
6217         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6218         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6219         [progress_ setStyle:0];
6220         [self addSubview:progress_];
6221
6222         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6223         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6224         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6225         [cancel_ setBarStyle:barstyle];
6226
6227         [self positionViews];
6228     } return self;
6229 }
6230
6231 - (void) cancel {
6232     [cancel_ removeFromSuperview];
6233 }
6234
6235 - (void) start {
6236     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6237     [progress_ setProgress:0];
6238     [self addSubview:cancel_];
6239 }
6240
6241 - (void) stop {
6242     [cancel_ removeFromSuperview];
6243 }
6244
6245 - (void) setPrompt:(NSString *)prompt {
6246     [prompt_ setText:prompt];
6247 }
6248
6249 - (void) setProgress:(float)progress {
6250     [progress_ setProgress:progress];
6251 }
6252
6253 @end
6254 /* }}} */
6255
6256 @class CYNavigationController;
6257
6258 /* Cydia Tab Bar Controller {{{ */
6259 @interface CYTabBarController : UITabBarController <
6260     UITabBarControllerDelegate,
6261     ProgressDelegate
6262 > {
6263     _transient Database *database_;
6264     RefreshBar *refreshbar_;
6265
6266     bool dropped_;
6267     bool updating_;
6268     // XXX: ok, "updatedelegate_"?...
6269     _transient NSObject<CydiaDelegate> *updatedelegate_;
6270
6271     id root_;
6272     UIViewController *remembered_;
6273     _transient UIViewController *transient_;
6274 }
6275
6276 - (NSArray *) navigationURLCollection;
6277 - (void) dropBar:(BOOL)animated;
6278 - (void) beginUpdate;
6279 - (void) raiseBar:(BOOL)animated;
6280 - (BOOL) updating;
6281
6282 @end
6283
6284 @implementation CYTabBarController
6285
6286 - (void) setUnselectedViewController:(UIViewController *)transient {
6287     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6288     if (transient != nil) {
6289         if (transient_ == nil)
6290             remembered_ = [[controllers objectAtIndex:0] retain];
6291         transient_ = transient;
6292         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6293         [controllers replaceObjectAtIndex:0 withObject:transient_];
6294         [self setSelectedIndex:0];
6295         [self setViewControllers:controllers];
6296         [self concealTabBarSelection];
6297     } else if (remembered_ != nil) {
6298         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6299         transient_ = transient;
6300         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6301         [remembered_ release];
6302         remembered_ = nil;
6303         [self setViewControllers:controllers];
6304         [self revealTabBarSelection];
6305     }
6306 }
6307
6308 - (UIViewController *) unselectedViewController {
6309     return transient_;
6310 }
6311
6312 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6313     if ([self unselectedViewController])
6314         [self setUnselectedViewController:nil];
6315 }
6316
6317 - (NSArray *) navigationURLCollection {
6318     NSMutableArray *items([NSMutableArray array]);
6319
6320     // XXX: Should this deal with transient view controllers?
6321     for (id navigation in [self viewControllers]) {
6322         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6323         if (stack != nil)
6324             [items addObject:stack];
6325     }
6326
6327     return items;
6328 }
6329
6330 - (void) reloadData {
6331     for (CYViewController *controller in [self viewControllers])
6332         [controller reloadData];
6333
6334     [(CYNavigationController *)[self unselectedViewController] reloadData];
6335 }
6336
6337 - (void) dealloc {
6338     [refreshbar_ release];
6339     [[NSNotificationCenter defaultCenter] removeObserver:self];
6340
6341     [super dealloc];
6342 }
6343
6344 - (id) initWithDatabase:(Database *)database {
6345     if ((self = [super init]) != nil) {
6346         database_ = database;
6347         [self setDelegate:self];
6348
6349         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6350         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6351
6352         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6353     } return self;
6354 }
6355
6356 - (void) setUpdate:(NSDate *)date {
6357     [self beginUpdate];
6358 }
6359
6360 - (void) beginUpdate {
6361     [refreshbar_ start];
6362     [self dropBar:YES];
6363
6364     [updatedelegate_ retainNetworkActivityIndicator];
6365     updating_ = true;
6366
6367     [NSThread
6368         detachNewThreadSelector:@selector(performUpdate)
6369         toTarget:self
6370         withObject:nil
6371     ];
6372 }
6373
6374 - (void) performUpdate { _pooled
6375     Status status;
6376     status.setDelegate(self);
6377     [database_ updateWithStatus:status];
6378
6379     [self
6380         performSelectorOnMainThread:@selector(completeUpdate)
6381         withObject:nil
6382         waitUntilDone:NO
6383     ];
6384 }
6385
6386 - (void) stopUpdateWithSelector:(SEL)selector {
6387     updating_ = false;
6388     [updatedelegate_ releaseNetworkActivityIndicator];
6389
6390     [self raiseBar:YES];
6391     [refreshbar_ stop];
6392
6393     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6394 }
6395
6396 - (void) completeUpdate {
6397     if (!updating_)
6398         return;
6399     [self stopUpdateWithSelector:@selector(reloadData)];
6400 }
6401
6402 - (void) cancelUpdate {
6403     [self stopUpdateWithSelector:@selector(updateData)];
6404 }
6405
6406 - (void) cancelPressed {
6407     [self cancelUpdate];
6408 }
6409
6410 - (BOOL) updating {
6411     return updating_;
6412 }
6413
6414 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6415     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6416 }
6417
6418 - (void) startProgress {
6419 }
6420
6421 - (void) setProgressTitle:(NSString *)title {
6422     [self
6423         performSelectorOnMainThread:@selector(_setProgressTitle:)
6424         withObject:title
6425         waitUntilDone:YES
6426     ];
6427 }
6428
6429 - (bool) isCancelling:(size_t)received {
6430     return !updating_;
6431 }
6432
6433 - (void) setProgressPercent:(float)percent {
6434     [self
6435         performSelectorOnMainThread:@selector(_setProgressPercent:)
6436         withObject:[NSNumber numberWithFloat:percent]
6437         waitUntilDone:YES
6438     ];
6439 }
6440
6441 - (void) addProgressOutput:(NSString *)output {
6442     [self
6443         performSelectorOnMainThread:@selector(_addProgressOutput:)
6444         withObject:output
6445         waitUntilDone:YES
6446     ];
6447 }
6448
6449 - (void) _setProgressTitle:(NSString *)title {
6450     [refreshbar_ setPrompt:title];
6451 }
6452
6453 - (void) _setProgressPercent:(NSNumber *)percent {
6454     [refreshbar_ setProgress:[percent floatValue]];
6455 }
6456
6457 - (void) _addProgressOutput:(NSString *)output {
6458 }
6459
6460 - (void) setUpdateDelegate:(id)delegate {
6461     updatedelegate_ = delegate;
6462 }
6463
6464 - (CGFloat) statusBarHeight {
6465     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6466         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6467     } else {
6468         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6469     }
6470 }
6471
6472 - (UIView *) transitionView {
6473     if ([self respondsToSelector:@selector(_transitionView)])
6474         return [self _transitionView];
6475     else
6476         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6477 }
6478
6479 - (void) dropBar:(BOOL)animated {
6480     if (dropped_)
6481         return;
6482     dropped_ = true;
6483
6484     UIView *transition([self transitionView]);
6485     [[self view] addSubview:refreshbar_];
6486
6487     CGRect barframe([refreshbar_ frame]);
6488
6489     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6490         barframe.origin.y = [self statusBarHeight];
6491     else
6492         barframe.origin.y = 0;
6493
6494     [refreshbar_ setFrame:barframe];
6495
6496     if (animated)
6497         [UIView beginAnimations:nil context:NULL];
6498
6499     CGRect viewframe = [transition frame];
6500     viewframe.origin.y += barframe.size.height;
6501     viewframe.size.height -= barframe.size.height;
6502     [transition setFrame:viewframe];
6503
6504     if (animated)
6505         [UIView commitAnimations];
6506
6507     // Ensure bar has the proper width for our view, it might have changed
6508     barframe.size.width = viewframe.size.width;
6509     [refreshbar_ setFrame:barframe];
6510
6511     // XXX: fix Apple's layout bug
6512     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6513 }
6514
6515 - (void) raiseBar:(BOOL)animated {
6516     if (!dropped_)
6517         return;
6518     dropped_ = false;
6519
6520     UIView *transition([self transitionView]);
6521     [refreshbar_ removeFromSuperview];
6522
6523     CGRect barframe([refreshbar_ frame]);
6524
6525     if (animated)
6526         [UIView beginAnimations:nil context:NULL];
6527
6528     CGRect viewframe = [transition frame];
6529     viewframe.origin.y -= barframe.size.height;
6530     viewframe.size.height += barframe.size.height;
6531     [transition setFrame:viewframe];
6532
6533     if (animated)
6534         [UIView commitAnimations];
6535
6536     // XXX: fix Apple's layout bug
6537     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6538 }
6539
6540 #if 0
6541 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6542     // XXX: fix Apple's layout bug
6543     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6544 }
6545 #endif
6546
6547 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6548     bool dropped(dropped_);
6549
6550     if (dropped)
6551         [self raiseBar:NO];
6552
6553     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6554
6555     if (dropped)
6556         [self dropBar:NO];
6557
6558     // XXX: fix Apple's layout bug
6559     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6560 }
6561
6562 - (void) statusBarFrameChanged:(NSNotification *)notification {
6563     if (dropped_) {
6564         [self raiseBar:NO];
6565         [self dropBar:NO];
6566     }
6567 }
6568
6569 @end
6570 /* }}} */
6571 /* Cydia Navigation Controller {{{ */
6572 @interface CYNavigationController : UINavigationController {
6573     _transient Database *database_;
6574     _transient id<UINavigationControllerDelegate> delegate_;
6575 }
6576
6577 - (NSArray *) navigationURLCollection;
6578 - (id) initWithDatabase:(Database *)database;
6579 - (void) reloadData;
6580
6581 @end
6582
6583
6584 @implementation CYNavigationController
6585
6586 - (NSArray *) navigationURLCollection {
6587     NSMutableArray *stack([NSMutableArray array]);
6588
6589     for (CYViewController *controller in [self viewControllers]) {
6590         NSString *url = [[controller navigationURL] absoluteString];
6591         if (url != nil)
6592             [stack addObject:url];
6593     }
6594
6595     return stack;
6596 }
6597
6598 - (void) reloadData {
6599     for (CYViewController *page in [self viewControllers]) {
6600         // Only reload controllers that have already loaded.
6601         // This prevents a page from accidentally loading too
6602         // early if it hasn't been shown on the screen yet.
6603         if ([page hasLoaded])
6604             [page reloadData];
6605     }
6606 }
6607
6608 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6609     delegate_ = delegate;
6610 }
6611
6612 - (id) initWithDatabase:(Database *)database {
6613     if ((self = [super init]) != nil) {
6614         database_ = database;
6615     } return self;
6616 }
6617
6618 @end
6619 /* }}} */
6620
6621 /* Cydia:// Protocol {{{ */
6622 @interface CydiaURLProtocol : NSURLProtocol {
6623 }
6624
6625 @end
6626
6627 @implementation CydiaURLProtocol
6628
6629 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6630     NSURL *url([request URL]);
6631     if (url == nil)
6632         return NO;
6633     NSString *scheme([[url scheme] lowercaseString]);
6634     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6635         return NO;
6636     return YES;
6637 }
6638
6639 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6640     return request;
6641 }
6642
6643 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6644     id<NSURLProtocolClient> client([self client]);
6645     if (icon == nil)
6646         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6647     else {
6648         NSData *data(UIImagePNGRepresentation(icon));
6649
6650         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6651         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6652         [client URLProtocol:self didLoadData:data];
6653         [client URLProtocolDidFinishLoading:self];
6654     }
6655 }
6656
6657 - (void) startLoading {
6658     id<NSURLProtocolClient> client([self client]);
6659     NSURLRequest *request([self request]);
6660
6661     NSURL *url([request URL]);
6662     NSString *href([url absoluteString]);
6663
6664     NSString *path([href substringFromIndex:8]);
6665     NSRange slash([path rangeOfString:@"/"]);
6666
6667     NSString *command;
6668     if (slash.location == NSNotFound) {
6669         command = path;
6670         path = nil;
6671     } else {
6672         command = [path substringToIndex:slash.location];
6673         path = [path substringFromIndex:(slash.location + 1)];
6674     }
6675
6676     Database *database([Database sharedInstance]);
6677
6678     if ([command isEqualToString:@"package-icon"]) {
6679         if (path == nil)
6680             goto fail;
6681         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6682         Package *package([database packageWithName:path]);
6683         if (package == nil)
6684             goto fail;
6685         UIImage *icon([package icon]);
6686         [self _returnPNGWithImage:icon forRequest:request];
6687     } else if ([command isEqualToString:@"source-icon"]) {
6688         if (path == nil)
6689             goto fail;
6690         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6691         NSString *source(Simplify(path));
6692         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6693         if (icon == nil)
6694             icon = [UIImage applicationImageNamed:@"unknown.png"];
6695         [self _returnPNGWithImage:icon forRequest:request];
6696     } else if ([command isEqualToString:@"uikit-image"]) {
6697         if (path == nil)
6698             goto fail;
6699         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6700         UIImage *icon(_UIImageWithName(path));
6701         [self _returnPNGWithImage:icon forRequest:request];
6702     } else if ([command isEqualToString:@"section-icon"]) {
6703         if (path == nil)
6704             goto fail;
6705         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6706         NSString *section(Simplify(path));
6707         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6708         if (icon == nil)
6709             icon = [UIImage applicationImageNamed:@"unknown.png"];
6710         [self _returnPNGWithImage:icon forRequest:request];
6711     } else fail: {
6712         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6713     }
6714 }
6715
6716 - (void) stopLoading {
6717 }
6718
6719 @end
6720 /* }}} */
6721
6722 /* Section Controller {{{ */
6723 @interface SectionController : FilteredPackageListController {
6724     NSString *section_;
6725 }
6726
6727 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6728
6729 @end
6730
6731 @implementation SectionController
6732
6733 - (NSURL *) navigationURL {
6734     NSString *name = section_;
6735     if (name == nil)
6736         name = @"all";
6737
6738     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6739 }
6740
6741 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6742     NSString *title;
6743     if (name == nil)
6744         title = UCLocalize("ALL_PACKAGES");
6745     else if (![name isEqual:@""])
6746         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6747     else
6748         title = UCLocalize("NO_SECTION");
6749
6750     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
6751         section_ = name;
6752     } return self;
6753 }
6754
6755 @end
6756 /* }}} */
6757 /* Sections Controller {{{ */
6758 @interface SectionsController : CYViewController <
6759     UITableViewDataSource,
6760     UITableViewDelegate
6761 > {
6762     _transient Database *database_;
6763     NSMutableArray *sections_;
6764     NSMutableArray *filtered_;
6765     UITableView *list_;
6766     BOOL editing_;
6767 }
6768
6769 - (id) initWithDatabase:(Database *)database;
6770 - (void) editButtonClicked;
6771
6772 @end
6773
6774 @implementation SectionsController
6775
6776 - (void) dealloc {
6777     [self releaseSubviews];
6778     [sections_ release];
6779     [filtered_ release];
6780
6781     [super dealloc];
6782 }
6783
6784 - (NSURL *) navigationURL {
6785     return [NSURL URLWithString:@"cydia://sections"];
6786 }
6787
6788 - (void) updateNavigationItem {
6789     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
6790     if ([sections_ count] == 0) {
6791         [[self navigationItem] setRightBarButtonItem:nil];
6792     } else {
6793         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
6794             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
6795             target:self
6796             action:@selector(editButtonClicked)
6797         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
6798     }
6799 }
6800
6801 - (BOOL) isEditing {
6802     return editing_;
6803 }
6804
6805 - (void) setEditing:(BOOL)editing {
6806     if ((editing_ = editing))
6807         [list_ reloadData];
6808     else
6809         [delegate_ updateData];
6810
6811     [self updateNavigationItem];
6812 }
6813
6814 - (void) viewDidAppear:(BOOL)animated {
6815     [super viewDidAppear:animated];
6816     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6817 }
6818
6819 - (void) viewWillDisappear:(BOOL)animated {
6820     [super viewWillDisappear:animated];
6821     if (editing_) [self setEditing:NO];
6822 }
6823
6824 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
6825     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
6826     return section;
6827 }
6828
6829 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6830     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6831 }
6832
6833 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6834     return 45.0f;
6835 }*/
6836
6837 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6838     static NSString *reuseIdentifier = @"SectionCell";
6839
6840     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6841     if (cell == nil)
6842         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6843
6844     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
6845
6846     return cell;
6847 }
6848
6849 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
6850     if (editing_)
6851         return;
6852
6853     Section *section = [self sectionAtIndexPath:indexPath];
6854
6855     SectionController *controller = [[[SectionController alloc]
6856         initWithDatabase:database_
6857         section:[section name]
6858     ] autorelease];
6859     [controller setDelegate:delegate_];
6860
6861     [[self navigationController] pushViewController:controller animated:YES];
6862 }
6863
6864 - (void) loadView {
6865     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6866
6867     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
6868     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6869     [list_ setRowHeight:45.0f];
6870     [list_ setDataSource:self];
6871     [list_ setDelegate:self];
6872     [[self view] addSubview:list_];
6873 }
6874
6875 - (void) viewDidLoad {
6876     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
6877 }
6878
6879 - (void) releaseSubviews {
6880     [list_ release];
6881     list_ = nil;
6882 }
6883
6884 - (id) initWithDatabase:(Database *)database {
6885     if ((self = [super init]) != nil) {
6886         database_ = database;
6887
6888         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6889         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6890     } return self;
6891 }
6892
6893 - (void) reloadData {
6894     [super reloadData];
6895
6896     NSArray *packages = [database_ packages];
6897
6898     [sections_ removeAllObjects];
6899     [filtered_ removeAllObjects];
6900
6901     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6902
6903     _trace();
6904     for (Package *package in packages) {
6905         NSString *name([package section]);
6906         NSString *key(name == nil ? @"" : name);
6907
6908         Section *section;
6909
6910         _profile(SectionsView$reloadData$Section)
6911             section = [sections objectForKey:key];
6912             if (section == nil) {
6913                 _profile(SectionsView$reloadData$Section$Allocate)
6914                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
6915                     [sections setObject:section forKey:key];
6916                 _end
6917             }
6918         _end
6919
6920         [section addToCount];
6921
6922         _profile(SectionsView$reloadData$Filter)
6923             if (![package valid] || ![package visible])
6924                 continue;
6925         _end
6926
6927         [section addToRow];
6928     }
6929     _trace();
6930
6931     [sections_ addObjectsFromArray:[sections allValues]];
6932
6933     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6934
6935     for (Section *section in sections_) {
6936         size_t count([section row]);
6937         if (count == 0)
6938             continue;
6939
6940         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6941         [section setCount:count];
6942         [filtered_ addObject:section];
6943     }
6944
6945     [self updateNavigationItem];
6946     [list_ reloadData];
6947     _trace();
6948 }
6949
6950 - (void)editButtonClicked {
6951     [self setEditing:!editing_];
6952 }
6953
6954 @end
6955 /* }}} */
6956
6957 /* Changes Controller {{{ */
6958 @interface ChangesController : CYViewController <
6959     UITableViewDataSource,
6960     UITableViewDelegate
6961 > {
6962     _transient Database *database_;
6963     unsigned era_;
6964     CFMutableArrayRef packages_;
6965     NSMutableArray *sections_;
6966     UITableView *list_;
6967     unsigned upgrades_;
6968     BOOL hasSentFirstLoad_;
6969 }
6970
6971 - (id) initWithDatabase:(Database *)database;
6972
6973 @end
6974
6975 @implementation ChangesController
6976
6977 - (void) dealloc {
6978     [self releaseSubviews];
6979     CFRelease(packages_);
6980     [sections_ release];
6981
6982     [super dealloc];
6983 }
6984
6985 - (NSURL *) navigationURL {
6986     return [NSURL URLWithString:@"cydia://changes"];
6987 }
6988
6989 - (void) viewWillAppear:(BOOL)animated {
6990     // Loads after it appears, so don't load beforehand.
6991     loaded_ = YES;
6992     [super viewWillAppear:animated];
6993 }
6994
6995 - (void) viewDidAppear:(BOOL)animated {
6996     [super viewDidAppear:animated];
6997
6998     if (!hasSentFirstLoad_) {
6999         hasSentFirstLoad_ = YES;
7000         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7001     } else {
7002         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7003     }
7004 }
7005
7006 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7007     NSInteger count([sections_ count]);
7008     return count == 0 ? 1 : count;
7009 }
7010
7011 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7012     if ([sections_ count] == 0)
7013         return nil;
7014     return [[sections_ objectAtIndex:section] name];
7015 }
7016
7017 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7018     if ([sections_ count] == 0)
7019         return 0;
7020     return [[sections_ objectAtIndex:section] count];
7021 }
7022
7023 - (Package *) packageAtIndex:(NSUInteger)index {
7024     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7025 }
7026
7027 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7028 @synchronized (database_) {
7029     if ([database_ era] != era_)
7030         return nil;
7031
7032     NSUInteger sectionIndex([path section]);
7033     if (sectionIndex >= [sections_ count])
7034         return nil;
7035     Section *section([sections_ objectAtIndex:sectionIndex]);
7036     NSInteger row([path row]);
7037     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7038 } }
7039
7040 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7041     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7042     if (cell == nil)
7043         cell = [[[PackageCell alloc] init] autorelease];
7044     [cell setPackage:[self packageAtIndexPath:path]];
7045     return cell;
7046 }
7047
7048 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7049     Package *package([self packageAtIndexPath:path]);
7050     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7051     [view setDelegate:delegate_];
7052     [[self navigationController] pushViewController:view animated:YES];
7053     return path;
7054 }
7055
7056 - (void) refreshButtonClicked {
7057     [delegate_ beginUpdate];
7058     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7059 }
7060
7061 - (void) upgradeButtonClicked {
7062     [delegate_ distUpgrade];
7063 }
7064
7065 - (void) loadView {
7066     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7067
7068     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7069     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7070     [list_ setRowHeight:73];
7071     [list_ setDataSource:self];
7072     [list_ setDelegate:self];
7073     [[self view] addSubview:list_];
7074 }
7075
7076 - (void) viewDidLoad {
7077     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7078 }
7079
7080 - (void) releaseSubviews {
7081     [list_ release];
7082     list_ = nil;
7083 }
7084
7085 - (id) initWithDatabase:(Database *)database {
7086     if ((self = [super init]) != nil) {
7087         database_ = database;
7088
7089         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7090         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7091     } return self;
7092 }
7093
7094 - (void) _reloadPackages:(NSArray *)packages {
7095     CFRelease(packages_);
7096     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7097
7098     _trace();
7099     _profile(ChangesController$_reloadPackages$Filter)
7100         for (Package *package in packages)
7101             if ([package upgradableAndEssential:YES] || [package visible])
7102                 CFArrayAppendValue(packages_, package);
7103     _end
7104     _trace();
7105     _profile(ChangesController$_reloadPackages$radixSort)
7106         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7107     _end
7108     _trace();
7109 }
7110
7111 - (void) reloadData {
7112 @synchronized (database_) {
7113     era_ = [database_ era];
7114     NSArray *packages = [database_ packages];
7115
7116     [sections_ removeAllObjects];
7117
7118 #if 1
7119     UIProgressHUD *hud([delegate_ addProgressHUD]);
7120     [hud setText:UCLocalize("LOADING")];
7121     //NSLog(@"HUD:%@::%@", delegate_, hud);
7122     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7123     [delegate_ removeProgressHUD:hud];
7124 #else
7125     [self _reloadPackages:packages];
7126 #endif
7127
7128     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7129     Section *ignored = nil;
7130     Section *section = nil;
7131     time_t last = 0;
7132
7133     upgrades_ = 0;
7134     bool unseens = false;
7135
7136     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7137
7138     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7139         Package *package = [self packageAtIndex:offset];
7140
7141         BOOL uae = [package upgradableAndEssential:YES];
7142
7143         if (!uae) {
7144             unseens = true;
7145             time_t seen([package seen]);
7146
7147             if (section == nil || last != seen) {
7148                 last = seen;
7149
7150                 NSString *name;
7151                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7152                 [name autorelease];
7153
7154                 _profile(ChangesController$reloadData$Allocate)
7155                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7156                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7157                     [sections_ addObject:section];
7158                 _end
7159             }
7160
7161             [section addToCount];
7162         } else if ([package ignored]) {
7163             if (ignored == nil) {
7164                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7165             }
7166             [ignored addToCount];
7167         } else {
7168             ++upgrades_;
7169             [upgradable addToCount];
7170         }
7171     }
7172     _trace();
7173
7174     CFRelease(formatter);
7175
7176     if (unseens) {
7177         Section *last = [sections_ lastObject];
7178         size_t count = [last count];
7179         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7180         [sections_ removeLastObject];
7181     }
7182
7183     if ([ignored count] != 0)
7184         [sections_ insertObject:ignored atIndex:0];
7185     if (upgrades_ != 0)
7186         [sections_ insertObject:upgradable atIndex:0];
7187
7188     [list_ reloadData];
7189
7190     if (upgrades_ > 0)
7191         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7192             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7193             style:UIBarButtonItemStylePlain
7194             target:self
7195             action:@selector(upgradeButtonClicked)
7196         ] autorelease]];
7197
7198     if (![delegate_ updating])
7199         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7200             initWithTitle:UCLocalize("REFRESH")
7201             style:UIBarButtonItemStylePlain
7202             target:self
7203             action:@selector(refreshButtonClicked)
7204         ] autorelease]];
7205
7206     PrintTimes();
7207 } }
7208
7209 @end
7210 /* }}} */
7211 /* Search Controller {{{ */
7212 @interface SearchController : FilteredPackageListController <
7213     UISearchBarDelegate
7214 > {
7215     UISearchBar *search_;
7216     BOOL searchloaded_;
7217 }
7218
7219 - (id) initWithDatabase:(Database *)database;
7220 - (void) setSearchTerm:(NSString *)term;
7221 - (void) reloadData;
7222
7223 @end
7224
7225 @implementation SearchController
7226
7227 - (void) dealloc {
7228     [search_ release];
7229     [super dealloc];
7230 }
7231
7232 - (NSURL *) navigationURL {
7233     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7234         return [NSURL URLWithString:@"cydia://search"];
7235     else
7236         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7237 }
7238
7239 - (void) setSearchTerm:(NSString *)searchTerm {
7240     [search_ setText:searchTerm];
7241     [self reloadData];
7242 }
7243
7244 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7245     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7246     [search_ resignFirstResponder];
7247     [self reloadData];
7248 }
7249
7250 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7251     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7252     [self reloadData];
7253 }
7254
7255 - (id) initWithDatabase:(Database *)database {
7256     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7257         search_ = [[UISearchBar alloc] init];
7258     } return self;
7259 }
7260
7261 - (void)viewDidAppear:(BOOL)animated {
7262     [super viewDidAppear:animated];
7263
7264     if (!searchloaded_) {
7265         searchloaded_ = YES;
7266         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7267         [search_ layoutSubviews];
7268         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7269
7270         UITextField *textField;
7271         if ([search_ respondsToSelector:@selector(searchField)])
7272             textField = [search_ searchField];
7273         else
7274             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7275
7276         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7277         [search_ setDelegate:self];
7278         [textField setEnablesReturnKeyAutomatically:NO];
7279         [[self navigationItem] setTitleView:textField];
7280     }
7281 }
7282
7283 - (void) reloadData {
7284     [self setObject:[search_ text]];
7285     [super reloadData];
7286     [self resetCursor];
7287 }
7288
7289 - (void) didSelectPackage:(Package *)package {
7290     [search_ resignFirstResponder];
7291     [super didSelectPackage:package];
7292 }
7293
7294 @end
7295 /* }}} */
7296 /* Package Settings Controller {{{ */
7297 @interface PackageSettingsController : CYViewController <
7298     UITableViewDataSource,
7299     UITableViewDelegate
7300 > {
7301     _transient Database *database_;
7302     NSString *name_;
7303     Package *package_;
7304     UITableView *table_;
7305     UISwitch *subscribedSwitch_;
7306     UISwitch *ignoredSwitch_;
7307     UITableViewCell *subscribedCell_;
7308     UITableViewCell *ignoredCell_;
7309 }
7310
7311 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7312
7313 @end
7314
7315 @implementation PackageSettingsController
7316
7317 - (void) dealloc {
7318     [self releaseSubviews];
7319     [name_ release];
7320     [package_ release];
7321
7322     [super dealloc];
7323 }
7324
7325 - (NSURL *) navigationURL {
7326     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7327 }
7328
7329 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7330     if (package_ == nil)
7331         return 0;
7332
7333     return 1;
7334 }
7335
7336 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7337     if (package_ == nil)
7338         return 0;
7339
7340     return 2;
7341 }
7342
7343 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7344     return UCLocalize("CHANGE_PACKAGE_SETTINGS");
7345 }
7346
7347 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7348     return UCLocalize("SHOW_ALL_CHANGES_EX");
7349 }
7350
7351 - (void) onSubscribed:(id)control {
7352     bool value([control isOn]);
7353     if (package_ == nil)
7354         return;
7355     if ([package_ setSubscribed:value])
7356         [delegate_ updateData];
7357 }
7358
7359 - (void) onIgnored:(id)control {
7360     // TODO: set Held state - possibly call out to dpkg, etc.
7361 }
7362
7363 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7364     if (package_ == nil)
7365         return nil;
7366
7367     switch ([indexPath row]) {
7368         case 0: return subscribedCell_;
7369         case 1: return ignoredCell_;
7370
7371         _nodefault
7372     }
7373
7374     return nil;
7375 }
7376
7377 - (void) loadView {
7378     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7379
7380     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7381     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7382     [table_ setDataSource:self];
7383     [table_ setDelegate:self];
7384     [[self view] addSubview:table_];
7385
7386     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7387     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7388     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7389
7390     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7391     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7392     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7393     // Disable this switch, since it only reflects (not modifies) the ignored state.
7394     [ignoredSwitch_ setUserInteractionEnabled:NO];
7395
7396     subscribedCell_ = [[UITableViewCell alloc] init];
7397     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7398     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7399     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7400
7401     ignoredCell_ = [[UITableViewCell alloc] init];
7402     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7403     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7404     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7405     // FIXME: Ignored state is not saved.
7406     [ignoredCell_ setUserInteractionEnabled:NO];
7407 }
7408
7409 - (void) viewDidLoad {
7410     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7411 }
7412
7413 - (void) releaseSubviews {
7414     [ignoredCell_ release];
7415     ignoredCell_ = nil;
7416
7417     [subscribedCell_ release];
7418     subscribedCell_ = nil;
7419
7420     [table_ release];
7421     table_ = nil;
7422
7423     [ignoredSwitch_ release];
7424     ignoredSwitch_ = nil;
7425
7426     [subscribedSwitch_ release];
7427     subscribedSwitch_ = nil;
7428 }
7429
7430 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7431     if ((self = [super init])) {
7432         database_ = database;
7433         name_ = [package retain];
7434     } return self;
7435 }
7436
7437 - (void) reloadData {
7438     [super reloadData];
7439
7440     if (package_ != nil)
7441         [package_ autorelease];
7442     package_ = [database_ packageWithName:name_];
7443     if (package_ != nil) {
7444         [package_ retain];
7445         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7446         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7447     }
7448
7449     [table_ reloadData];
7450 }
7451
7452 @end
7453 /* }}} */
7454
7455 /* Installed Controller {{{ */
7456 @interface InstalledController : FilteredPackageListController {
7457     BOOL expert_;
7458 }
7459
7460 - (id) initWithDatabase:(Database *)database;
7461
7462 - (void) updateRoleButton;
7463 - (void) queueStatusDidChange;
7464
7465 @end
7466
7467 @implementation InstalledController
7468
7469 - (void) dealloc {
7470     [super dealloc];
7471 }
7472
7473 - (NSURL *) navigationURL {
7474     return [NSURL URLWithString:@"cydia://installed"];
7475 }
7476
7477 - (id) initWithDatabase:(Database *)database {
7478     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7479         [self updateRoleButton];
7480         [self queueStatusDidChange];
7481     } return self;
7482 }
7483
7484 #if !AlwaysReload
7485 - (void) queueButtonClicked {
7486     [delegate_ queue];
7487 }
7488 #endif
7489
7490 - (void) queueStatusDidChange {
7491 #if !AlwaysReload
7492     if (IsWildcat_) {
7493         if (Queuing_) {
7494             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7495                 initWithTitle:UCLocalize("QUEUE")
7496                 style:UIBarButtonItemStyleDone
7497                 target:self
7498                 action:@selector(queueButtonClicked)
7499             ] autorelease]];
7500         } else {
7501             [[self navigationItem] setLeftBarButtonItem:nil];
7502         }
7503     }
7504 #endif
7505 }
7506
7507 - (void) updateRoleButton {
7508     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7509         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7510             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7511             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7512             target:self
7513             action:@selector(roleButtonClicked)
7514         ] autorelease]];
7515 }
7516
7517 - (void) roleButtonClicked {
7518     [self setObject:[NSNumber numberWithBool:expert_]];
7519     [self reloadData];
7520     expert_ = !expert_;
7521
7522     [self updateRoleButton];
7523 }
7524
7525 @end
7526 /* }}} */
7527
7528 /* Source Cell {{{ */
7529 @interface SourceCell : CYTableViewCell <
7530     ContentDelegate
7531 > {
7532     UIImage *icon_;
7533     NSString *origin_;
7534     NSString *label_;
7535 }
7536
7537 - (void) setSource:(Source *)source;
7538
7539 @end
7540
7541 @implementation SourceCell
7542
7543 - (void) clearSource {
7544     [icon_ release];
7545     [origin_ release];
7546     [label_ release];
7547
7548     icon_ = nil;
7549     origin_ = nil;
7550     label_ = nil;
7551 }
7552
7553 - (void) setSource:(Source *)source {
7554     [self clearSource];
7555
7556     if (icon_ == nil)
7557         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7558     if (icon_ == nil)
7559         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7560     icon_ = [icon_ retain];
7561
7562     origin_ = [[source name] retain];
7563     label_ = [[source uri] retain];
7564
7565     [content_ setNeedsDisplay];
7566 }
7567
7568 - (void) dealloc {
7569     [self clearSource];
7570     [super dealloc];
7571 }
7572
7573 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7574     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7575         UIView *content([self contentView]);
7576         CGRect bounds([content bounds]);
7577
7578         content_ = [[ContentView alloc] initWithFrame:bounds];
7579         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7580         [content_ setBackgroundColor:[UIColor whiteColor]];
7581         [content addSubview:content_];
7582
7583         [content_ setDelegate:self];
7584         [content_ setOpaque:YES];
7585     } return self;
7586 }
7587
7588 - (NSString *) accessibilityLabel {
7589     return label_;
7590 }
7591
7592 - (void) drawContentRect:(CGRect)rect {
7593     bool highlighted(highlighted_);
7594     float width(rect.size.width);
7595
7596     if (icon_ != nil)
7597         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7598
7599     if (highlighted)
7600         UISetColor(White_);
7601
7602     if (!highlighted)
7603         UISetColor(Black_);
7604     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7605
7606     if (!highlighted)
7607         UISetColor(Blue_);
7608     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7609 }
7610
7611 @end
7612 /* }}} */
7613 /* Source Controller {{{ */
7614 @interface SourceController : FilteredPackageListController {
7615     Source *source_;
7616 }
7617
7618 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7619
7620 @end
7621
7622 @implementation SourceController
7623
7624 - (NSURL *) navigationURL {
7625     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7626 }
7627
7628 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7629     source_ = source;
7630
7631     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7632     } return self;
7633 }
7634
7635 @end
7636 /* }}} */
7637 /* Sources Controller {{{ */
7638 @interface SourcesController : CYViewController <
7639     UITableViewDataSource,
7640     UITableViewDelegate
7641 > {
7642     _transient Database *database_;
7643     UITableView *list_;
7644     NSMutableArray *sources_;
7645     int offset_;
7646
7647     NSString *href_;
7648     UIProgressHUD *hud_;
7649     NSError *error_;
7650
7651     //NSURLConnection *installer_;
7652     NSURLConnection *trivial_;
7653     NSURLConnection *trivial_bz2_;
7654     NSURLConnection *trivial_gz_;
7655     //NSURLConnection *automatic_;
7656
7657     BOOL cydia_;
7658 }
7659
7660 - (id) initWithDatabase:(Database *)database;
7661 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7662
7663 @end
7664
7665 @implementation SourcesController
7666
7667 - (void) _releaseConnection:(NSURLConnection *)connection {
7668     if (connection != nil) {
7669         [connection cancel];
7670         //[connection setDelegate:nil];
7671         [connection release];
7672     }
7673 }
7674
7675 - (void) dealloc {
7676     [self releaseSubviews];
7677
7678     [href_ release];
7679     [hud_ release];
7680     [error_ release];
7681
7682     //[self _releaseConnection:installer_];
7683     [self _releaseConnection:trivial_];
7684     [self _releaseConnection:trivial_gz_];
7685     [self _releaseConnection:trivial_bz2_];
7686     //[self _releaseConnection:automatic_];
7687
7688     [sources_ release];
7689     [super dealloc];
7690 }
7691
7692 - (NSURL *) navigationURL {
7693     return [NSURL URLWithString:@"cydia://sources"];
7694 }
7695
7696 - (void) viewDidAppear:(BOOL)animated {
7697     [super viewDidAppear:animated];
7698     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7699 }
7700
7701 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7702     return offset_ == 0 ? 1 : 2;
7703 }
7704
7705 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7706     switch (section + (offset_ == 0 ? 1 : 0)) {
7707         case 0: return UCLocalize("ENTERED_BY_USER");
7708         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
7709
7710         _nodefault
7711     }
7712 }
7713
7714 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7715     int count = [sources_ count];
7716     switch (section) {
7717         case 0: return (offset_ == 0 ? count : offset_);
7718         case 1: return count - offset_;
7719
7720         _nodefault
7721     }
7722 }
7723
7724 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
7725     unsigned idx = 0;
7726     switch (indexPath.section) {
7727         case 0: idx = indexPath.row; break;
7728         case 1: idx = indexPath.row + offset_; break;
7729
7730         _nodefault
7731     }
7732     return [sources_ objectAtIndex:idx];
7733 }
7734
7735 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7736     static NSString *cellIdentifier = @"SourceCell";
7737
7738     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
7739     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
7740     [cell setSource:[self sourceAtIndexPath:indexPath]];
7741     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
7742
7743     return cell;
7744 }
7745
7746 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7747     Source *source = [self sourceAtIndexPath:indexPath];
7748
7749     SourceController *controller = [[[SourceController alloc]
7750         initWithDatabase:database_
7751         source:source
7752     ] autorelease];
7753
7754     [controller setDelegate:delegate_];
7755
7756     [[self navigationController] pushViewController:controller animated:YES];
7757 }
7758
7759 - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
7760     Source *source = [self sourceAtIndexPath:indexPath];
7761     return [source record] != nil;
7762 }
7763
7764 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
7765     Source *source = [self sourceAtIndexPath:indexPath];
7766     [Sources_ removeObjectForKey:[source key]];
7767     [delegate_ syncData];
7768 }
7769
7770 - (void) complete {
7771     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
7772         @"deb", @"Type",
7773         href_, @"URI",
7774         @"./", @"Distribution",
7775     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
7776
7777     [delegate_ syncData];
7778 }
7779
7780 - (NSString *) getWarning {
7781     NSString *href(href_);
7782     NSRange colon([href rangeOfString:@"://"]);
7783     if (colon.location != NSNotFound)
7784         href = [href substringFromIndex:(colon.location + 3)];
7785     href = [href stringByAddingPercentEscapes];
7786     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
7787     href = [href stringByCachingURLWithCurrentCDN];
7788
7789     NSURL *url([NSURL URLWithString:href]);
7790
7791     NSStringEncoding encoding;
7792     NSError *error(nil);
7793
7794     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
7795         return [warning length] == 0 ? nil : warning;
7796     return nil;
7797 }
7798
7799 - (void) _endConnection:(NSURLConnection *)connection {
7800     // XXX: the memory management in this method is horribly awkward
7801
7802     NSURLConnection **field = NULL;
7803     if (connection == trivial_)
7804         field = &trivial_;
7805     else if (connection == trivial_bz2_)
7806         field = &trivial_bz2_;
7807     else if (connection == trivial_gz_)
7808         field = &trivial_gz_;
7809     _assert(field != NULL);
7810     [connection release];
7811     *field = nil;
7812
7813     if (
7814         trivial_ == nil &&
7815         trivial_bz2_ == nil &&
7816         trivial_gz_ == nil
7817     ) {
7818         bool defer(false);
7819
7820         if (cydia_) {
7821             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
7822                 defer = true;
7823
7824                 UIAlertView *alert = [[[UIAlertView alloc]
7825                     initWithTitle:UCLocalize("SOURCE_WARNING")
7826                     message:warning
7827                     delegate:self
7828                     cancelButtonTitle:UCLocalize("CANCEL")
7829                     otherButtonTitles:UCLocalize("ADD_ANYWAY"), nil
7830                 ] autorelease];
7831
7832                 [alert setContext:@"warning"];
7833                 [alert setNumberOfRows:1];
7834                 [alert show];
7835             } else
7836                 [self complete];
7837         } else if (error_ != nil) {
7838             UIAlertView *alert = [[[UIAlertView alloc]
7839                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
7840                 message:[error_ localizedDescription]
7841                 delegate:self
7842                 cancelButtonTitle:UCLocalize("OK")
7843                 otherButtonTitles:nil
7844             ] autorelease];
7845
7846             [alert setContext:@"urlerror"];
7847             [alert show];
7848         } else {
7849             UIAlertView *alert = [[[UIAlertView alloc]
7850                 initWithTitle:UCLocalize("NOT_REPOSITORY")
7851                 message:UCLocalize("NOT_REPOSITORY_EX")
7852                 delegate:self
7853                 cancelButtonTitle:UCLocalize("OK")
7854                 otherButtonTitles:nil
7855             ] autorelease];
7856
7857             [alert setContext:@"trivial"];
7858             [alert show];
7859         }
7860
7861         [delegate_ setStatusBarShowsProgress:NO];
7862         [delegate_ removeProgressHUD:hud_];
7863
7864         [hud_ autorelease];
7865         hud_ = nil;
7866
7867         if (!defer) {
7868             [href_ release];
7869             href_ = nil;
7870         }
7871
7872         if (error_ != nil) {
7873             [error_ release];
7874             error_ = nil;
7875         }
7876     }
7877 }
7878
7879 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
7880     switch ([response statusCode]) {
7881         case 200:
7882             cydia_ = YES;
7883     }
7884 }
7885
7886 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
7887     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
7888     if (error_ != nil)
7889         error_ = [error retain];
7890     [self _endConnection:connection];
7891 }
7892
7893 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
7894     [self _endConnection:connection];
7895 }
7896
7897 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
7898     NSMutableURLRequest *request = [NSMutableURLRequest
7899         requestWithURL:[NSURL URLWithString:href]
7900         cachePolicy:NSURLRequestUseProtocolCachePolicy
7901         timeoutInterval:120.0
7902     ];
7903
7904     [request setHTTPMethod:method];
7905
7906     if (Machine_ != NULL)
7907         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
7908     if (UniqueID_ != nil)
7909         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
7910     if (Role_ != nil)
7911         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
7912
7913     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
7914 }
7915
7916 - (void)alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7917     NSString *context([alert context]);
7918
7919     if ([context isEqualToString:@"source"]) {
7920         switch (button) {
7921             case 1: {
7922                 NSString *href = [[alert textField] text];
7923
7924                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
7925
7926                 if (![href hasSuffix:@"/"])
7927                     href_ = [href stringByAppendingString:@"/"];
7928                 else
7929                     href_ = href;
7930                 href_ = [href_ retain];
7931
7932                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
7933                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
7934                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
7935                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
7936
7937                 cydia_ = false;
7938
7939                 // XXX: this is stupid
7940                 hud_ = [[delegate_ addProgressHUD] retain];
7941                 [hud_ setText:UCLocalize("VERIFYING_URL")];
7942             } break;
7943
7944             case 0:
7945             break;
7946
7947             _nodefault
7948         }
7949
7950         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7951     } else if ([context isEqualToString:@"trivial"])
7952         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7953     else if ([context isEqualToString:@"urlerror"])
7954         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7955     else if ([context isEqualToString:@"warning"]) {
7956         switch (button) {
7957             case 1:
7958                 [self complete];
7959             break;
7960
7961             case 0:
7962             break;
7963
7964             _nodefault
7965         }
7966
7967         [href_ release];
7968         href_ = nil;
7969
7970         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7971     }
7972 }
7973
7974 - (void) loadView {
7975     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7976
7977     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7978     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7979     [list_ setRowHeight:56];
7980     [list_ setDataSource:self];
7981     [list_ setDelegate:self];
7982     [[self view] addSubview:list_];
7983 }
7984
7985 - (void) viewDidLoad {
7986     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
7987     [self updateButtonsForEditingStatus:NO animated:NO];
7988 }
7989
7990 - (void) releaseSubviews {
7991     [list_ release];
7992     list_ = nil;
7993 }
7994
7995 - (id) initWithDatabase:(Database *)database {
7996     if ((self = [super init]) != nil) {
7997         database_ = database;
7998         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
7999     } return self;
8000 }
8001
8002 - (void) reloadData {
8003     [super reloadData];
8004
8005     pkgSourceList list;
8006     if (!list.ReadMainList())
8007         return;
8008
8009     [sources_ removeAllObjects];
8010     [sources_ addObjectsFromArray:[database_ sources]];
8011     _trace();
8012     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8013     _trace();
8014
8015     int count([sources_ count]);
8016     offset_ = 0;
8017     for (int i = 0; i != count; i++) {
8018         if ([[sources_ objectAtIndex:i] record] == nil)
8019             break;
8020         offset_++;
8021     }
8022
8023     [list_ setEditing:NO];
8024     [self updateButtonsForEditingStatus:NO animated:NO];
8025     [list_ reloadData];
8026 }
8027
8028 - (void) showAddSourcePrompt {
8029     UIAlertView *alert = [[[UIAlertView alloc]
8030         initWithTitle:UCLocalize("ENTER_APT_URL")
8031         message:nil
8032         delegate:self
8033         cancelButtonTitle:UCLocalize("CANCEL")
8034         otherButtonTitles:UCLocalize("ADD_SOURCE"), nil
8035     ] autorelease];
8036
8037     [alert setContext:@"source"];
8038     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8039
8040     [alert setNumberOfRows:1];
8041     [alert addTextFieldWithValue:@"http://" label:@""];
8042
8043     UITextInputTraits *traits = [[alert textField] textInputTraits];
8044     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8045     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8046     [traits setKeyboardType:UIKeyboardTypeURL];
8047     // XXX: UIReturnKeyDone
8048     [traits setReturnKeyType:UIReturnKeyNext];
8049
8050     [alert show];
8051 }
8052
8053 - (void) addButtonClicked {
8054     [self showAddSourcePrompt];
8055 }
8056
8057 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8058     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8059         initWithTitle:UCLocalize("ADD")
8060         style:UIBarButtonItemStylePlain
8061         target:self
8062         action:@selector(addButtonClicked)
8063     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8064
8065     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8066         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8067         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8068         target:self
8069         action:@selector(editButtonClicked)
8070     ] autorelease] animated:animated];
8071
8072     if (IsWildcat_ && !editing)
8073         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8074             initWithTitle:UCLocalize("SETTINGS")
8075             style:UIBarButtonItemStylePlain
8076             target:self
8077             action:@selector(settingsButtonClicked)
8078         ] autorelease]];
8079 }
8080
8081 - (void) settingsButtonClicked {
8082     [delegate_ showSettings];
8083 }
8084
8085 - (void) editButtonClicked {
8086     [list_ setEditing:![list_ isEditing] animated:YES];
8087
8088     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8089 }
8090
8091 @end
8092 /* }}} */
8093
8094 /* Settings Controller {{{ */
8095 @interface SettingsController : CYViewController <
8096     UITableViewDataSource,
8097     UITableViewDelegate
8098 > {
8099     _transient Database *database_;
8100     // XXX: ok, "roledelegate_"?...
8101     _transient id roledelegate_;
8102     UITableView *table_;
8103     UISegmentedControl *segment_;
8104     UIView *container_;
8105 }
8106
8107 - (void) showDoneButton;
8108 - (void) resizeSegmentedControl;
8109
8110 @end
8111
8112 @implementation SettingsController
8113
8114 - (void) dealloc {
8115     [self releaseSubviews];
8116
8117     [super dealloc];
8118 }
8119
8120 - (void) loadView {
8121     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8122
8123     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8124     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8125     [table_ setDelegate:self];
8126     [table_ setDataSource:self];
8127     [[self view] addSubview:table_];
8128
8129     NSArray *items = [NSArray arrayWithObjects:
8130         UCLocalize("USER"),
8131         UCLocalize("HACKER"),
8132         UCLocalize("DEVELOPER"),
8133     nil];
8134     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8135     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8136     [container_ addSubview:segment_];
8137 }
8138
8139 - (void) viewDidLoad {
8140     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8141
8142     int index = -1;
8143     if ([Role_ isEqualToString:@"User"]) index = 0;
8144     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8145     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8146     if (index != -1) {
8147         [segment_ setSelectedSegmentIndex:index];
8148         [self showDoneButton];
8149     }
8150
8151     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8152     [self resizeSegmentedControl];
8153 }
8154
8155 - (void) releaseSubviews {
8156     [table_ release];
8157     table_ = nil;
8158
8159     [segment_ release];
8160     segment_ = nil;
8161
8162     [container_ release];
8163     container_ = nil;
8164 }
8165
8166 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8167     if ((self = [super init])) {
8168         database_ = database;
8169         roledelegate_ = delegate;
8170     } return self;
8171 }
8172
8173 - (void) resizeSegmentedControl {
8174     CGFloat width = [[self view] frame].size.width;
8175     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8176 }
8177
8178 - (void) viewWillAppear:(BOOL)animated {
8179     [super viewWillAppear:animated];
8180
8181     [self resizeSegmentedControl];
8182 }
8183
8184 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8185     [self resizeSegmentedControl];
8186 }
8187
8188 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8189     [self resizeSegmentedControl];
8190 }
8191
8192 - (void) save {
8193     NSString *role(nil);
8194
8195     switch ([segment_ selectedSegmentIndex]) {
8196         case 0: role = @"User"; break;
8197         case 1: role = @"Hacker"; break;
8198         case 2: role = @"Developer"; break;
8199
8200         _nodefault
8201     }
8202
8203     if (![role isEqualToString:Role_]) {
8204         bool rolling(Role_ == nil);
8205         Role_ = role;
8206
8207         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8208             Role_, @"Role",
8209         nil];
8210
8211         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8212         Changed_ = true;
8213
8214         if (rolling)
8215             [roledelegate_ loadData];
8216         else
8217             [roledelegate_ updateData];
8218     }
8219 }
8220
8221 - (void) segmentChanged:(UISegmentedControl *)control {
8222     [self showDoneButton];
8223 }
8224
8225 - (void) saveAndClose {
8226     [self save];
8227
8228     [[self navigationItem] setRightBarButtonItem:nil];
8229     [[self navigationController] dismissModalViewControllerAnimated:YES];
8230 }
8231
8232 - (void) doneButtonClicked {
8233     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8234     [spinner startAnimating];
8235     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8236     [[self navigationItem] setRightBarButtonItem:spinItem];
8237
8238     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8239 }
8240
8241 - (void) showDoneButton {
8242     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8243         initWithTitle:UCLocalize("DONE")
8244         style:UIBarButtonItemStyleDone
8245         target:self
8246         action:@selector(doneButtonClicked)
8247     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8248 }
8249
8250 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8251     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8252     return 6;
8253 }
8254
8255 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8256     return 0; // :(
8257 }
8258
8259 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8260     return nil; // This method is required by the protocol.
8261 }
8262
8263 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8264     if (section == 1)
8265         return UCLocalize("ROLE_EX");
8266     if (section == 4)
8267         return [NSString stringWithFormat:
8268             @"%@: %@\n%@: %@\n%@: %@",
8269             UCLocalize("USER"), UCLocalize("USER_EX"),
8270             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8271             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8272         ];
8273     else return nil;
8274 }
8275
8276 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8277     return section == 3 ? 44.0f : 0;
8278 }
8279
8280 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8281     return section == 3 ? container_ : nil;
8282 }
8283
8284 - (void) reloadData {
8285     [super reloadData];
8286     [table_ reloadData];
8287 }
8288
8289 @end
8290 /* }}} */
8291 /* Stash Controller {{{ */
8292 @interface StashController : CYViewController {
8293     UIActivityIndicatorView *spinner_;
8294     UILabel *status_;
8295     UILabel *caption_;
8296 }
8297 @end
8298
8299 @implementation StashController
8300
8301 - (void) dealloc {
8302     [self releaseSubviews];
8303
8304     [super dealloc];
8305 }
8306
8307 - (void) loadView {
8308     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8309     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8310
8311     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8312     CGRect spinrect = [spinner_ frame];
8313     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8314     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8315     [spinner_ setFrame:spinrect];
8316     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8317     [[self view] addSubview:spinner_];
8318     [spinner_ startAnimating];
8319
8320     CGRect captrect;
8321     captrect.size.width = [[self view] frame].size.width;
8322     captrect.size.height = 40.0f;
8323     captrect.origin.x = 0;
8324     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8325     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8326     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8327     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8328     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8329     [caption_ setTextColor:[UIColor whiteColor]];
8330     [caption_ setBackgroundColor:[UIColor clearColor]];
8331     [caption_ setShadowColor:[UIColor blackColor]];
8332     [caption_ setTextAlignment:UITextAlignmentCenter];
8333     [[self view] addSubview:caption_];
8334
8335     CGRect statusrect;
8336     statusrect.size.width = [[self view] frame].size.width;
8337     statusrect.size.height = 30.0f;
8338     statusrect.origin.x = 0;
8339     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8340     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8341     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8342     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8343     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8344     [status_ setTextColor:[UIColor whiteColor]];
8345     [status_ setBackgroundColor:[UIColor clearColor]];
8346     [status_ setShadowColor:[UIColor blackColor]];
8347     [status_ setTextAlignment:UITextAlignmentCenter];
8348     [[self view] addSubview:status_];
8349 }
8350
8351 - (void) releaseSubviews {
8352     [spinner_ release];
8353     spinner_ = nil;
8354
8355     [status_ release];
8356     status_ = nil;
8357
8358     [caption_ release];
8359     caption_ = nil;
8360 }
8361
8362 @end
8363 /* }}} */
8364
8365 @interface Cydia : UIApplication <
8366     ConfirmationControllerDelegate,
8367     ProgressControllerDelegate,
8368     CydiaDelegate,
8369     UINavigationControllerDelegate,
8370     UITabBarControllerDelegate
8371 > {
8372     // XXX: evaluate all fields for _transient
8373
8374     UIWindow *window_;
8375     CYTabBarController *tabbar_;
8376
8377     NSMutableArray *essential_;
8378     NSMutableArray *broken_;
8379
8380     Database *database_;
8381
8382     NSURL *starturl_;
8383
8384     unsigned locked_;
8385     unsigned activity_;
8386
8387     StashController *stash_;
8388
8389     bool loaded_;
8390 }
8391
8392 - (void) loadData;
8393
8394 @end
8395
8396 @implementation Cydia
8397
8398 - (void) beginUpdate {
8399     [tabbar_ beginUpdate];
8400 }
8401
8402 - (BOOL) updating {
8403     return [tabbar_ updating];
8404 }
8405
8406 - (void) _loaded {
8407     if ([broken_ count] != 0) {
8408         int count = [broken_ count];
8409
8410         UIAlertView *alert = [[[UIAlertView alloc]
8411             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8412             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8413             delegate:self
8414             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8415             otherButtonTitles:UCLocalize("TEMPORARY_IGNORE"), nil
8416         ] autorelease];
8417
8418         [alert setContext:@"fixhalf"];
8419         [alert show];
8420     } else if (!Ignored_ && [essential_ count] != 0) {
8421         int count = [essential_ count];
8422
8423         UIAlertView *alert = [[[UIAlertView alloc]
8424             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8425             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8426             delegate:self
8427             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8428             otherButtonTitles:UCLocalize("UPGRADE_ESSENTIAL"), UCLocalize("COMPLETE_UPGRADE"), nil
8429         ] autorelease];
8430
8431         [alert setContext:@"upgrade"];
8432         [alert show];
8433     }
8434 }
8435
8436 - (void) _saveConfig {
8437     _trace();
8438     MetaFile_.Sync();
8439     _trace();
8440
8441     if (Changed_) {
8442         NSString *error(nil);
8443
8444         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8445             _trace();
8446             NSError *error(nil);
8447             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8448                 NSLog(@"failure to save metadata data: %@", error);
8449             _trace();
8450
8451             Changed_ = false;
8452         } else {
8453             NSLog(@"failure to serialize metadata: %@", error);
8454         }
8455     }
8456 }
8457
8458 // Navigation controller for the queuing badge.
8459 - (CYNavigationController *) queueNavigationController {
8460     NSArray *controllers = [tabbar_ viewControllers];
8461     return [controllers objectAtIndex:3];
8462 }
8463
8464 - (void) _updateData {
8465     [self _saveConfig];
8466
8467     [tabbar_ reloadData];
8468
8469     CYNavigationController *navigation = [self queueNavigationController];
8470
8471     id queuedelegate = nil;
8472     if ([[navigation viewControllers] count] > 0)
8473         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8474
8475     [queuedelegate queueStatusDidChange];
8476     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8477 }
8478
8479 - (void) _refreshIfPossible {
8480     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8481
8482     bool recently = false;
8483     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8484     if (update != nil) {
8485         NSTimeInterval interval([update timeIntervalSinceNow]);
8486         if (interval <= 0 && interval > -(15*60))
8487             recently = true;
8488     }
8489
8490     // Don't automatic refresh if:
8491     //  - We already refreshed recently.
8492     //  - We already auto-refreshed this launch.
8493     //  - Auto-refresh is disabled.
8494     if (recently || loaded_ || ManualRefresh) {
8495         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8496
8497         // If we are cancelling, we need to make sure it knows it's already loaded.
8498         loaded_ = true;
8499         return;
8500     } else {
8501         // We are going to load, so remember that.
8502         loaded_ = true;
8503     }
8504
8505     SCNetworkReachabilityFlags flags; {
8506         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8507         SCNetworkReachabilityGetFlags(reachability, &flags);
8508         CFRelease(reachability);
8509     }
8510
8511     // XXX: this elaborate mess is what Apple is using to determine this? :(
8512     // XXX: do we care if the user has to intervene? maybe that's ok?
8513     bool reachable(
8514         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8515             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8516                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8517                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8518             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8519             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8520         )
8521     );
8522
8523     // If we can reach the server, auto-refresh!
8524     if (reachable)
8525         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8526
8527     [pool release];
8528 }
8529
8530 - (void) refreshIfPossible {
8531     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8532 }
8533
8534 - (void) _reloadData {
8535     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8536     [hud setText:UCLocalize("RELOADING_DATA")];
8537
8538     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
8539
8540     if (hud != nil)
8541         [self removeProgressHUD:hud];
8542
8543     size_t changes(0);
8544
8545     [essential_ removeAllObjects];
8546     [broken_ removeAllObjects];
8547
8548     NSArray *packages([database_ packages]);
8549     for (Package *package in packages) {
8550         if ([package half])
8551             [broken_ addObject:package];
8552         if ([package upgradableAndEssential:NO]) {
8553             if ([package essential])
8554                 [essential_ addObject:package];
8555             ++changes;
8556         }
8557     }
8558
8559     NSLog(@"changes:#%u", changes);
8560
8561     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8562     if (changes != 0) {
8563         _trace();
8564         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8565         [changesItem setBadgeValue:badge];
8566         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8567         [self setApplicationIconBadgeNumber:changes];
8568     } else {
8569         _trace();
8570         [changesItem setBadgeValue:nil];
8571         [changesItem setAnimatedBadge:NO];
8572         [self setApplicationIconBadgeNumber:0];
8573     }
8574
8575     [self _updateData];
8576
8577     [self refreshIfPossible];
8578 }
8579
8580 - (void) updateData {
8581     [self _updateData];
8582 }
8583
8584 - (void) update_ {
8585     [database_ update];
8586 }
8587
8588 - (void) syncData {
8589     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8590     _assert(file != NULL);
8591
8592     for (NSString *key in [Sources_ allKeys]) {
8593         NSDictionary *source([Sources_ objectForKey:key]);
8594
8595         fprintf(file, "%s %s %s\n",
8596             [[source objectForKey:@"Type"] UTF8String],
8597             [[source objectForKey:@"URI"] UTF8String],
8598             [[source objectForKey:@"Distribution"] UTF8String]
8599         );
8600     }
8601
8602     fclose(file);
8603
8604     [self _saveConfig];
8605
8606     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8607     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8608     if (IsWildcat_)
8609         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8610     [tabbar_ presentModalViewController:navigation animated:YES];
8611
8612     [progress
8613         detachNewThreadSelector:@selector(update_)
8614         toTarget:self
8615         withObject:nil
8616         title:UCLocalize("UPDATING_SOURCES")
8617     ];
8618 }
8619
8620 - (void) reloadData {
8621     @synchronized (self) {
8622         [self _reloadData];
8623     }
8624 }
8625
8626 - (void) resolve {
8627     pkgProblemResolver *resolver = [database_ resolver];
8628
8629     resolver->InstallProtect();
8630     if (!resolver->Resolve(true))
8631         _error->Discard();
8632 }
8633
8634 - (bool) perform {
8635     if (![database_ prepare])
8636         return false;
8637
8638     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8639     [page setDelegate:self];
8640     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8641     [confirm_ setDelegate:self];
8642
8643     if (IsWildcat_)
8644         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8645     [tabbar_ presentModalViewController:confirm_ animated:YES];
8646
8647     return true;
8648 }
8649
8650 - (void) queue {
8651     @synchronized (self) {
8652         [self perform];
8653     }
8654 }
8655
8656 - (void) clearPackage:(Package *)package {
8657     @synchronized (self) {
8658         [package clear];
8659         [self resolve];
8660         [self perform];
8661     }
8662 }
8663
8664 - (void) installPackages:(NSArray *)packages {
8665     @synchronized (self) {
8666         for (Package *package in packages)
8667             [package install];
8668         [self resolve];
8669         [self perform];
8670     }
8671 }
8672
8673 - (void) installPackage:(Package *)package {
8674     @synchronized (self) {
8675         [package install];
8676         [self resolve];
8677         [self perform];
8678     }
8679 }
8680
8681 - (void) removePackage:(Package *)package {
8682     @synchronized (self) {
8683         [package remove];
8684         [self resolve];
8685         [self perform];
8686     }
8687 }
8688
8689 - (void) distUpgrade {
8690     @synchronized (self) {
8691         if (![database_ upgrade])
8692             return;
8693         [self perform];
8694     }
8695 }
8696
8697 - (void) complete {
8698     @synchronized (self) {
8699         [self _reloadData];
8700     }
8701 }
8702
8703 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
8704     Queuing_ = false;
8705
8706     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8707
8708     if (navigation != nil) {
8709         [navigation pushViewController:progress animated:YES];
8710     } else {
8711         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8712         if (IsWildcat_)
8713             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8714         [tabbar_ presentModalViewController:navigation animated:YES];
8715     }
8716
8717     [progress
8718         detachNewThreadSelector:@selector(perform)
8719         toTarget:database_
8720         withObject:nil
8721         title:UCLocalize("RUNNING")
8722     ];
8723
8724     ++locked_;
8725 }
8726
8727 - (void) progressControllerIsComplete:(ProgressController *)progress {
8728     --locked_;
8729     [self complete];
8730 }
8731
8732 - (void) showSettings {
8733     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
8734     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
8735     if (IsWildcat_)
8736         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
8737     [tabbar_ presentModalViewController:nav animated:YES];
8738 }
8739
8740 - (void) retainNetworkActivityIndicator {
8741     if (activity_++ == 0)
8742         [self setNetworkActivityIndicatorVisible:YES];
8743 }
8744
8745 - (void) releaseNetworkActivityIndicator {
8746     if (--activity_ == 0)
8747         [self setNetworkActivityIndicatorVisible:NO];
8748 }
8749
8750 - (void) cancelAndClear:(bool)clear {
8751     @synchronized (self) {
8752         if (clear) {
8753             [database_ clear];
8754             Queuing_ = false;
8755         } else {
8756             Queuing_ = true;
8757         }
8758
8759         [self _updateData];
8760     }
8761 }
8762
8763 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8764     NSString *context([alert context]);
8765
8766     if ([context isEqualToString:@"fixhalf"]) {
8767         if (button == [alert cancelButtonIndex]) {
8768             @synchronized (self) {
8769                 for (Package *broken in broken_) {
8770                     [broken remove];
8771
8772                     NSString *id = [broken id];
8773                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8774                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8775                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8776                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8777                 }
8778
8779                 [self resolve];
8780                 [self perform];
8781             }
8782         } else if (button == [alert firstOtherButtonIndex]) {
8783             [broken_ removeAllObjects];
8784             [self _loaded];
8785         }
8786
8787         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8788     } else if ([context isEqualToString:@"upgrade"]) {
8789         if (button == [alert firstOtherButtonIndex]) {
8790             @synchronized (self) {
8791                 for (Package *essential in essential_)
8792                     [essential install];
8793
8794                 [self resolve];
8795                 [self perform];
8796             }
8797         } else if (button == [alert firstOtherButtonIndex] + 1) {
8798             [self distUpgrade];
8799         } else if (button == [alert cancelButtonIndex]) {
8800             Ignored_ = YES;
8801         }
8802
8803         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8804     }
8805 }
8806
8807 - (void) system:(NSString *)command { _pooled
8808     _trace();
8809     system([command UTF8String]);
8810     _trace();
8811 }
8812
8813 - (void) applicationWillSuspend {
8814     [database_ clean];
8815     [super applicationWillSuspend];
8816 }
8817
8818 - (BOOL) isSafeToSuspend {
8819     // Use external process status API internally.
8820     // This is probably a really bad idea.
8821     // XXX: what is the point of this? does this solve anything at all?
8822     uint64_t status = 0;
8823     int notify_token;
8824     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
8825         notify_get_state(notify_token, &status);
8826         notify_cancel(notify_token);
8827     }
8828
8829     return locked_ == 0 && status == 0;
8830 }
8831
8832 - (void) applicationSuspend:(__GSEvent *)event {
8833     if ([self isSafeToSuspend])
8834         [super applicationSuspend:event];
8835 }
8836
8837 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8838     if ([self isSafeToSuspend])
8839         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8840 }
8841
8842 - (void) _setSuspended:(BOOL)value {
8843     if ([self isSafeToSuspend])
8844         [super _setSuspended:value];
8845 }
8846
8847 - (UIProgressHUD *) addProgressHUD {
8848     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8849     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8850
8851     [window_ setUserInteractionEnabled:NO];
8852     [hud show:YES];
8853
8854     UIViewController *target = tabbar_;
8855     while ([target modalViewController] != nil) target = [target modalViewController];
8856     [[target view] addSubview:hud];
8857
8858     ++locked_;
8859     return hud;
8860 }
8861
8862 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8863     [hud show:NO];
8864     [hud removeFromSuperview];
8865     [window_ setUserInteractionEnabled:YES];
8866     --locked_;
8867 }
8868
8869 - (CYViewController *) pageForPackage:(NSString *)name {
8870     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
8871 }
8872
8873 - (CYViewController *) pageForURL:(NSURL *)url {
8874     NSString *scheme([[url scheme] lowercaseString]);
8875     if ([[url absoluteString] length] <= [scheme length] + 3)
8876         return nil;
8877     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
8878     NSArray *components([path pathComponents]);
8879
8880     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
8881         return [self pageForPackage:[components objectAtIndex:1]];
8882
8883     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
8884         return nil;
8885
8886     NSString *base([components objectAtIndex:0]);
8887
8888     CYViewController *controller = nil;
8889
8890     if ([base isEqualToString:@"url"]) {
8891         // This kind of URL can contain slashes in the argument, so we can't parse them below.
8892         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
8893         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
8894     } else if ([components count] == 1) {
8895         if ([base isEqualToString:@"manage"]) {
8896             controller = [[[ManageController alloc] init] autorelease];
8897         }
8898
8899         if ([base isEqualToString:@"sources"]) {
8900             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
8901         }
8902
8903         if ([base isEqualToString:@"home"]) {
8904             controller = [[[HomeController alloc] init] autorelease];
8905         }
8906
8907         if ([base isEqualToString:@"sections"]) {
8908             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
8909         }
8910
8911         if ([base isEqualToString:@"search"]) {
8912             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8913         }
8914
8915         if ([base isEqualToString:@"changes"]) {
8916             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
8917         }
8918
8919         if ([base isEqualToString:@"installed"]) {
8920             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
8921         }
8922     } else if ([components count] == 2) {
8923         NSString *argument = [components objectAtIndex:1];
8924
8925         if ([base isEqualToString:@"package"]) {
8926             controller = [self pageForPackage:argument];
8927         }
8928
8929         if ([base isEqualToString:@"search"]) {
8930             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8931             [(SearchController *)controller setSearchTerm:argument];
8932         }
8933
8934         if ([base isEqualToString:@"sections"]) {
8935             if ([argument isEqualToString:@"all"])
8936                 argument = nil;
8937             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
8938         }
8939
8940         if ([base isEqualToString:@"sources"]) {
8941             if ([argument isEqualToString:@"add"]) {
8942                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
8943                 [(SourcesController *)controller showAddSourcePrompt];
8944             } else {
8945                 NSArray *sources = [database_ sources];
8946                 for (Source *source in sources) {
8947                     if ([[source name] caseInsensitiveCompare:argument] == NSOrderedSame) {
8948                         controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
8949                         break;
8950                     }
8951                 }
8952             }
8953         }
8954
8955         if ([base isEqualToString:@"launch"]) {
8956             [self launchApplicationWithIdentifier:argument suspended:NO];
8957             return nil;
8958         }
8959     } else if ([components count] == 3) {
8960         NSString *arg1 = [components objectAtIndex:1];
8961         NSString *arg2 = [components objectAtIndex:2];
8962
8963         if ([base isEqualToString:@"package"]) {
8964             if ([arg2 isEqualToString:@"settings"]) {
8965                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
8966             } else if ([arg2 isEqualToString:@"files"]) {
8967                 if (Package *package = [database_ packageWithName:arg1]) {
8968                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
8969                     [(FileTable *)controller setPackage:package];
8970                 }
8971             }
8972         }
8973     }
8974
8975     [controller setDelegate:self];
8976     return controller;
8977 }
8978
8979 - (BOOL) openCydiaURL:(NSURL *)url {
8980     CYViewController *page([self pageForURL:url]);
8981
8982     if (page != nil) {
8983         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
8984         [nav setViewControllers:[NSArray arrayWithObject:page]];
8985         [tabbar_ setUnselectedViewController:nav];
8986     }
8987
8988     return page != nil;
8989 }
8990
8991 - (void) applicationOpenURL:(NSURL *)url {
8992     [super applicationOpenURL:url];
8993
8994     if (!loaded_) starturl_ = [url retain];
8995     else [self openCydiaURL:url];
8996 }
8997
8998 - (void) applicationWillResignActive:(UIApplication *)application {
8999     // Stop refreshing if you get a phone call or lock the device.
9000     if ([tabbar_ updating])
9001         [tabbar_ cancelUpdate];
9002
9003     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9004         [super applicationWillResignActive:application];
9005 }
9006
9007 - (void) applicationWillTerminate:(UIApplication *)application {
9008     Changed_ = true;
9009     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9010     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9011     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9012
9013     [self _saveConfig];
9014 }
9015
9016 - (void) addStashController {
9017     ++locked_;
9018     stash_ = [[StashController alloc] init];
9019     [window_ addSubview:[stash_ view]];
9020 }
9021
9022 - (void) removeStashController {
9023     [[stash_ view] removeFromSuperview];
9024     [stash_ release];
9025     --locked_;
9026 }
9027
9028 - (void) stash {
9029     [self setIdleTimerDisabled:YES];
9030
9031     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9032     [self setStatusBarShowsProgress:YES];
9033     UpdateExternalStatus(1);
9034
9035     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9036
9037     UpdateExternalStatus(0);
9038     [self setStatusBarShowsProgress:NO];
9039
9040     [self removeStashController];
9041
9042     if (ExecFork() == 0) {
9043         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9044         perror("launchctl stop");
9045     }
9046 }
9047
9048 - (void) setupViewControllers {
9049     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9050
9051     NSMutableArray *items([NSMutableArray arrayWithObjects:
9052         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9053         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9054         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9055         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9056     nil]);
9057
9058     if (IsWildcat_) {
9059         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9060         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9061     } else {
9062         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9063     }
9064
9065     NSMutableArray *controllers([NSMutableArray array]);
9066     for (UITabBarItem *item in items) {
9067         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9068         [controller setTabBarItem:item];
9069         [controllers addObject:controller];
9070     }
9071     [tabbar_ setViewControllers:controllers];
9072
9073     [tabbar_ setUpdateDelegate:self];
9074 }
9075
9076 - (CYEmulatedLoadingController *)showEmulatedLoadingControllerInView:(UIView *)view {
9077     static CYEmulatedLoadingController *fake = nil;
9078
9079     if (view != nil) {
9080         if (fake == nil)
9081             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9082         [view addSubview:[fake view]];
9083     } else {
9084         [[fake view] removeFromSuperview];
9085         [fake release];
9086         fake = nil;
9087     }
9088
9089     return fake;
9090 }
9091
9092 - (void) applicationDidFinishLaunching:(id)unused {
9093 _trace();
9094     CydiaApp = self;
9095
9096     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9097         [self setApplicationSupportsShakeToEdit:NO];
9098
9099     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9100         initWithMemoryCapacity:524288
9101         diskCapacity:10485760
9102         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9103     ] autorelease]];
9104
9105     [CYBrowserController _initialize];
9106
9107     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9108
9109     Font12_ = [[UIFont systemFontOfSize:12] retain];
9110     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9111     Font14_ = [[UIFont systemFontOfSize:14] retain];
9112     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9113     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9114
9115     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9116     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9117
9118     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9119     [window_ orderFront:self];
9120     [window_ makeKey:self];
9121     [window_ setHidden:NO];
9122
9123     if (
9124         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9125         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9126         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9127         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9128         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9129         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9130         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9131         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9132         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9133         false
9134     ) {
9135         [self addStashController];
9136         // XXX: this would be much cleaner as a yieldToSelector:
9137         // that way the removeStashController could happen right here inline
9138         // we also could no longer require the useless stash_ field anymore
9139         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9140         return;
9141     }
9142
9143     database_ = [Database sharedInstance];
9144
9145     [window_ setUserInteractionEnabled:NO];
9146     [self setupViewControllers];
9147     [self showEmulatedLoadingControllerInView:window_];
9148
9149     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9150 _trace();
9151 }
9152
9153 - (void) loadData {
9154 _trace();
9155     if (Role_ == nil) {
9156         [window_ setUserInteractionEnabled:YES];
9157
9158         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9159         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9160         if (IsWildcat_)
9161             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9162         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9163
9164         return;
9165     } else {
9166         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9167             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9168         [window_ setUserInteractionEnabled:NO];
9169     }
9170
9171     [self reloadData];
9172     PrintTimes();
9173
9174     [window_ addSubview:[tabbar_ view]];
9175     [self showEmulatedLoadingControllerInView:nil];
9176     [window_ setUserInteractionEnabled:YES];
9177
9178     int selectedIndex = 0;
9179     NSMutableArray *items = nil;
9180
9181     bool recently = false;
9182     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9183     if (closed != nil) {
9184         NSTimeInterval interval([closed timeIntervalSinceNow]);
9185         // XXX: Is 15 minutes the optimal time here?
9186         if (interval <= 0 && interval > -(15*60))
9187             recently = true;
9188     }
9189
9190     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9191     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9192
9193     BOOL enough = YES;
9194     for (NSArray *entry in items)
9195         if ([entry count] <= 0)
9196             enough = NO;
9197
9198     if (!recently || !items || !enough) {
9199         selectedIndex = 0;
9200         items = [NSMutableArray array];
9201         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9202         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9203         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9204         if (!IsWildcat_) {
9205             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9206         } else {
9207             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9208             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9209         }
9210         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9211     }
9212
9213     [tabbar_ setSelectedIndex:selectedIndex];
9214     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9215         NSArray *stack = [items objectAtIndex:tab];
9216         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9217         NSMutableArray *current = [NSMutableArray array];
9218
9219         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9220             NSString *addr = [stack objectAtIndex:nav];
9221             NSURL *url = [NSURL URLWithString:addr];
9222             CYViewController *page = [self pageForURL:url];
9223             if (page != nil)
9224                 [current addObject:page];
9225         }
9226
9227         [navigation setViewControllers:current];
9228     }
9229
9230     // (Try to) show the startup URL.
9231     if (starturl_ != nil) {
9232         [self openCydiaURL:starturl_];
9233         [starturl_ release];
9234         starturl_ = nil;
9235     }
9236 }
9237
9238 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9239     if (item != nil && IsWildcat_) {
9240         [sheet showFromBarButtonItem:item animated:YES];
9241     } else {
9242         [sheet showInView:window_];
9243     }
9244 }
9245
9246 @end
9247
9248 /*IMP alloc_;
9249 id Alloc_(id self, SEL selector) {
9250     id object = alloc_(self, selector);
9251     lprintf("[%s]A-%p\n", self->isa->name, object);
9252     return object;
9253 }*/
9254
9255 /*IMP dealloc_;
9256 id Dealloc_(id self, SEL selector) {
9257     id object = dealloc_(self, selector);
9258     lprintf("[%s]D-%p\n", self->isa->name, object);
9259     return object;
9260 }*/
9261
9262 Class $WebDefaultUIKitDelegate;
9263
9264 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9265     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9266         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9267     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9268 }
9269
9270 static NSNumber *shouldPlayKeyboardSounds;
9271
9272 Class $UIHardware;
9273
9274 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9275     switch (sound) {
9276         case 1104: // Keyboard Button Clicked
9277         case 1105: // Keyboard Delete Repeated
9278             if (shouldPlayKeyboardSounds == nil) {
9279                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9280                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9281             }
9282
9283             if (![shouldPlayKeyboardSounds boolValue])
9284                 break;
9285
9286         default:
9287             _UIHardware$_playSystemSound$(self, _cmd, sound);
9288     }
9289 }
9290
9291 Class $UIApplication;
9292
9293 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9294     static BOOL initialized = NO;
9295     static BOOL started = NO;
9296
9297     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9298     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9299
9300     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9301         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9302         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9303         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9304
9305         if (initialized && !enabled) {
9306             initialized = NO;
9307             [bundle performSelector:@selector(_accessibilityStopServer)];
9308         } else if (enabled) {
9309             initialized = YES;
9310             if (!started) {
9311                 started = YES;
9312                 [bundle performSelector:@selector(_accessibilityStartServer)];
9313             }
9314         }
9315     }
9316 }
9317
9318 int main(int argc, char *argv[]) { _pooled
9319     _trace();
9320
9321     if (Class $UIDevice = objc_getClass("UIDevice")) {
9322         UIDevice *device([$UIDevice currentDevice]);
9323         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9324     } else
9325         IsWildcat_ = false;
9326
9327     UIScreen *screen([UIScreen mainScreen]);
9328     if ([screen respondsToSelector:@selector(scale)])
9329         ScreenScale_ = [screen scale];
9330     else
9331         ScreenScale_ = 1;
9332
9333     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9334     if (ScreenScale_ > 1)
9335         [parts addObject:@"@2x"];
9336     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9337     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9338
9339     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9340
9341     /* Library Hacks {{{ */
9342     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9343
9344     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9345     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9346     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9347         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9348         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9349     }
9350
9351     $UIHardware = objc_getClass("UIHardware");
9352     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9353     if (UIHardware$_playSystemSound$ != NULL) {
9354         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9355         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9356     }
9357
9358     $UIApplication = objc_getClass("UIApplication");
9359     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9360     if (UIApplication$_updateApplicationAccessibility != NULL) {
9361         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9362         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9363     }
9364     /* }}} */
9365     /* Set Locale {{{ */
9366     Locale_ = CFLocaleCopyCurrent();
9367     Languages_ = [NSLocale preferredLanguages];
9368     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9369     //NSLog(@"%@", [Languages_ description]);
9370
9371     const char *lang;
9372     if (Languages_ == nil || [Languages_ count] == 0)
9373         // XXX: consider just setting to C and then falling through?
9374         lang = NULL;
9375     else {
9376         lang = [[Languages_ objectAtIndex:0] UTF8String];
9377         setenv("LANG", lang, true);
9378     }
9379
9380     //std::setlocale(LC_ALL, lang);
9381     NSLog(@"Setting Language: %s", lang);
9382     /* }}} */
9383
9384     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9385
9386     /* Parse Arguments {{{ */
9387     bool substrate(false);
9388
9389     if (argc != 0) {
9390         char **args(argv);
9391         int arge(1);
9392
9393         for (int argi(1); argi != argc; ++argi)
9394             if (strcmp(argv[argi], "--") == 0) {
9395                 arge = argi;
9396                 argv[argi] = argv[0];
9397                 argv += argi;
9398                 argc -= argi;
9399                 break;
9400             }
9401
9402         for (int argi(1); argi != arge; ++argi)
9403             if (strcmp(args[argi], "--substrate") == 0)
9404                 substrate = true;
9405             else
9406                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9407     }
9408     /* }}} */
9409
9410     App_ = [[NSBundle mainBundle] bundlePath];
9411     Home_ = NSHomeDirectory();
9412     Advanced_ = YES;
9413
9414     setuid(0);
9415     setgid(0);
9416
9417     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9418     alloc_ = alloc->method_imp;
9419     alloc->method_imp = (IMP) &Alloc_;*/
9420
9421     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9422     dealloc_ = dealloc->method_imp;
9423     dealloc->method_imp = (IMP) &Dealloc_;*/
9424
9425     /* System Information {{{ */
9426     size_t size;
9427
9428     int maxproc;
9429     size = sizeof(maxproc);
9430     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9431         perror("sysctlbyname(\"kern.maxproc\", ?)");
9432     else if (maxproc < 64) {
9433         maxproc = 64;
9434         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9435             perror("sysctlbyname(\"kern.maxproc\", #)");
9436     }
9437
9438     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9439     char *osversion = new char[size];
9440     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9441         perror("sysctlbyname(\"kern.osversion\", ?)");
9442     else
9443         System_ = [NSString stringWithUTF8String:osversion];
9444
9445     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9446     char *machine = new char[size];
9447     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9448         perror("sysctlbyname(\"hw.machine\", ?)");
9449     else
9450         Machine_ = machine;
9451
9452     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9453         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9454             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9455                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9456                 CFRelease(serial);
9457             }
9458
9459             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9460                 NSData *data((NSData *) ecid);
9461                 size_t length([data length]);
9462                 uint8_t bytes[length];
9463                 [data getBytes:bytes];
9464                 char string[length * 2 + 1];
9465                 for (size_t i(0); i != length; ++i)
9466                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9467                 ChipID_ = [NSString stringWithUTF8String:string];
9468                 CFRelease(ecid);
9469             }
9470
9471             IOObjectRelease(service);
9472         }
9473     }
9474
9475     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9476
9477     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9478     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9479     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9480
9481     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9482     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9483     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9484
9485     if (mcc != NULL && mnc != NULL)
9486         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9487
9488     if (mnc != NULL)
9489         CFRelease(mnc);
9490     if (mcc != NULL)
9491         CFRelease(mcc);
9492
9493     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9494         Build_ = [system objectForKey:@"ProductBuildVersion"];
9495     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9496         Product_ = [info objectForKey:@"SafariProductVersion"];
9497         Safari_ = [info objectForKey:@"CFBundleVersion"];
9498     }
9499     /* }}} */
9500     /* Load Database {{{ */
9501     _trace();
9502     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9503     _trace();
9504     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9505
9506     if (Metadata_ == NULL)
9507         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9508     else {
9509         Settings_ = [Metadata_ objectForKey:@"Settings"];
9510
9511         Packages_ = [Metadata_ objectForKey:@"Packages"];
9512         Sections_ = [Metadata_ objectForKey:@"Sections"];
9513         Sources_ = [Metadata_ objectForKey:@"Sources"];
9514
9515         Token_ = [Metadata_ objectForKey:@"Token"];
9516     }
9517
9518     if (Settings_ != nil)
9519         Role_ = [Settings_ objectForKey:@"Role"];
9520
9521     if (Sections_ == nil) {
9522         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9523         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9524     }
9525
9526     if (Sources_ == nil) {
9527         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9528         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9529     }
9530     /* }}} */
9531
9532     _trace();
9533     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9534     _trace();
9535
9536     if (Packages_ != nil) {
9537         bool fail(false);
9538         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9539         _trace();
9540
9541         if (!fail) {
9542             [Metadata_ removeObjectForKey:@"Packages"];
9543             Packages_ = nil;
9544             Changed_ = true;
9545         }
9546     }
9547
9548     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9549
9550     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", F_OK) == 0)
9551         dlopen("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", RTLD_LAZY | RTLD_GLOBAL);
9552     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
9553         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
9554     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9555         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9556
9557     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9558
9559     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9560         unlink("/tmp/.cydia.fw");
9561         goto firmware;
9562     } else if (access("/User", F_OK) != 0 || version < 2) {
9563       firmware:
9564         _trace();
9565         system("/usr/libexec/cydia/firmware.sh");
9566         _trace();
9567     }
9568
9569     _assert([[NSFileManager defaultManager]
9570         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9571         withIntermediateDirectories:YES
9572         attributes:nil
9573         error:NULL
9574     ]);
9575
9576     if (access("/tmp/cydia.chk", F_OK) == 0) {
9577         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9578             _assert(errno == ENOENT);
9579         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9580             _assert(errno == ENOENT);
9581     }
9582
9583     /* APT Initialization {{{ */
9584     _assert(pkgInitConfig(*_config));
9585     _assert(pkgInitSystem(*_config, _system));
9586
9587     if (lang != NULL)
9588         _config->Set("APT::Acquire::Translation", lang);
9589
9590     // XXX: this timeout might be important :(
9591     //_config->Set("Acquire::http::Timeout", 15);
9592
9593     _config->Set("Acquire::http::MaxParallel", 3);
9594     /* }}} */
9595     /* Color Choices {{{ */
9596     space_ = CGColorSpaceCreateDeviceRGB();
9597
9598     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9599     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9600     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9601     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9602     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9603     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9604     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9605     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9606     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9607
9608     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9609     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9610     /* }}}*/
9611     /* UIKit Configuration {{{ */
9612     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9613     if ($GSFontSetUseLegacyFontMetrics != NULL)
9614         $GSFontSetUseLegacyFontMetrics(YES);
9615
9616     // XXX: I have a feeling this was important
9617     //UIKeyboardDisableAutomaticAppearance();
9618     /* }}} */
9619
9620     Colon_ = UCLocalize("COLON_DELIMITED");
9621     Elision_ = UCLocalize("ELISION");
9622     Error_ = UCLocalize("ERROR");
9623     Warning_ = UCLocalize("WARNING");
9624
9625     _trace();
9626     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9627
9628     CGColorSpaceRelease(space_);
9629     CFRelease(Locale_);
9630
9631     return value;
9632 }