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
 121 #include <Cytore.hpp>
 122
 123 #include "UICaboodle/BrowserView.h"
 124 #include "UICaboodle/NSString-UICaboodle.h"
 125 #include "UICaboodle/PerlCompatibleRegEx.hpp"
 126
 127 #include "SDURLCache/SDURLCache.h"
 128
 129 #include "substrate.h"
 130 /* }}} */
 131
 132 /* Profiler {{{ */
 133 struct timeval _ltv;
 134 bool _itv;
 135
 136 #define _timestamp ({ \
 137     struct timeval tv; \
 138     gettimeofday(&tv, NULL); \
 139     tv.tv_sec * 1000000 + tv.tv_usec; \
 140 })
 141
 142 typedef std::vector<class ProfileTime *> TimeList;
 143 TimeList times_;
 144
 145 class ProfileTime {
 146   private:
 147     const char *name_;
 148     uint64_t total_;
 149     uint64_t count_;
 150
 151   public:
 152     ProfileTime(const char *name) :
 153         name_(name),
 154         total_(0)
 155     {
 156         times_.push_back(this);
 157     }
 158
 159     void AddTime(uint64_t time) {
 160         total_ += time;
 161         ++count_;
 162     }
 163
 164     void Print() {
 165         if (total_ != 0)
 166             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 167         total_ = 0;
 168         count_ = 0;
 169     }
 170 };
 171
 172 class ProfileTimer {
 173   private:
 174     ProfileTime &time_;
 175     uint64_t start_;
 176
 177   public:
 178     ProfileTimer(ProfileTime &time) :
 179         time_(time),
 180         start_(_timestamp)
 181     {
 182     }
 183
 184     ~ProfileTimer() {
 185         time_.AddTime(_timestamp - start_);
 186     }
 187 };
 188
 189 void PrintTimes() {
 190     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 191         (*i)->Print();
 192     std::cerr << "========" << std::endl;
 193 }
 194
 195 #define _profile(name) { \
 196     static ProfileTime name(#name); \
 197     ProfileTimer _ ## name(name);
 198
 199 #define _end }
 200 /* }}} */
 201
 202 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 203
 204 #define CYPoolStart() \
 205     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 206     do
 207 #define CYPoolEnd() \
 208     while (false); \
 209     [_pool release];
 210
 211 #define Cydia_ CYDIA_VERSION
 212
 213 #define lprintf(args...) fprintf(stderr, args)
 214
 215 #define ForRelease 1
 216 #define TraceLogging (1 && !ForRelease)
 217 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 218 #define ProfileTimes (0 && !ForRelease)
 219 #define ForSaurik (0 && !ForRelease)
 220 #define LogBrowser (0 && !ForRelease)
 221 #define TrackResize (0 && !ForRelease)
 222 #define ManualRefresh (1 && !ForRelease)
 223 #define ShowInternals (0 && !ForRelease)
 224 #define AlwaysReload (0 && !ForRelease)
 225 #define TryIndexedCollation (0 && !ForRelease)
 226
 227 #if !TraceLogging
 228 #undef _trace
 229 #define _trace(args...)
 230 #endif
 231
 232 #if !ProfileTimes
 233 #undef _profile
 234 #define _profile(name) {
 235 #undef _end
 236 #define _end }
 237 #define PrintTimes() do {} while (false)
 238 #endif
 239
 240 // Hash Functions/Structures {{{
 241 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 242
 243 union SplitHash {
 244     uint32_t u32;
 245     uint16_t u16[2];
 246 };
 247 // }}}
 248
 249 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 250
 251 static _finline NSString *CydiaURL(NSString *path) {
 252     char page[26];
 253     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 254     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 255     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 256     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 257     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 258     page[25] = '\0';
 259     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 260 }
 261
 262 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 263     int notify_token;
 264     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 265         notify_set_state(notify_token, newStatus);
 266         notify_cancel(notify_token);
 267     }
 268     notify_post("com.saurik.Cydia.status");
 269 }
 270
 271 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 272 @interface NSObject (Cydia)
 273 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 274 - (id) yieldToSelector:(SEL)selector;
 275 @end
 276
 277 @implementation NSObject (Cydia)
 278
 279 - (void) doNothing {
 280 }
 281
 282 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 283     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 284     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 285     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 286
 287     /* XXX: deal with exceptions */
 288     id value([self performSelector:selector withObject:object]);
 289
 290     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 291     [context removeAllObjects];
 292     if ([signature methodReturnLength] != 0 && value != nil)
 293         [context addObject:value];
 294
 295     stopped = true;
 296
 297     [self
 298         performSelectorOnMainThread:@selector(doNothing)
 299         withObject:nil
 300         waitUntilDone:NO
 301     ];
 302 }
 303
 304 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 305     volatile bool stopped(false);
 306
 307     NSMutableArray *context([NSMutableArray arrayWithObjects:
 308         [NSValue valueWithPointer:selector],
 309         [NSValue valueWithNonretainedObject:object],
 310         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 311     nil]);
 312
 313     NSThread *thread([[[NSThread alloc]
 314         initWithTarget:self
 315         selector:@selector(_yieldToContext:)
 316         object:context
 317     ] autorelease]);
 318
 319     [thread start];
 320
 321     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 322     NSDate *future([NSDate distantFuture]);
 323     NSString *mode([loop currentMode] ?: NSDefaultRunLoopMode);
 324
 325 _trace();
 326     while (!stopped && [loop runMode:mode beforeDate:future]);
 327 _trace();
 328
 329     return [context count] == 0 ? nil : [context objectAtIndex:0];
 330 }
 331
 332 - (id) yieldToSelector:(SEL)selector {
 333     return [self yieldToSelector:selector withObject:nil];
 334 }
 335
 336 @end
 337 /* }}} */
 338
 339 /* Cydia Alert View {{{ */
 340 @interface CYAlertView : UIAlertView {
 341     unsigned button_;
 342 }
 343
 344 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 345
 346 @end
 347
 348 @implementation CYAlertView
 349
 350 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 351     if ((self = [super init]) != nil) {
 352         [self setTitle:title];
 353         [self setDelegate:self];
 354         for (NSString *button in buttons) [self addButtonWithTitle:button];
 355         [self setCancelButtonIndex:index];
 356     } return self;
 357 }
 358
 359 - (void) _updateFrameForDisplay {
 360     [super _updateFrameForDisplay];
 361     if ([self cancelButtonIndex] == -1) {
 362         NSArray *buttons = [self buttons];
 363         if ([buttons count]) {
 364             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 365             for (UIThreePartButton *button in buttons)
 366                 [button setBackground:background forState:0];
 367         }
 368     }
 369 }
 370
 371 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 372     button_ = buttonIndex + 1;
 373 }
 374
 375 - (void) dismiss {
 376     [self dismissWithClickedButtonIndex:-1 animated:YES];
 377 }
 378
 379 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 380     [self setRunsModal:YES];
 381     button_ = 0;
 382     [self show];
 383     return button_;
 384 }
 385
 386 @end
 387 /* }}} */
 388
 389 /* NSForcedOrderingSearch doesn't work on the iPhone */
 390 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 391 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 392 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 393
 394 /* Radix Sort {{{ */
 395 typedef uint32_t (*SKRadixFunction)(id, void *);
 396
 397 @interface NSMutableArray (Radix)
 398 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 399 @end
 400
 401 struct RadixItem_ {
 402     size_t index;
 403     uint32_t key;
 404 };
 405
 406 @implementation NSMutableArray (Radix)
 407
 408 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 409     size_t count([self count]);
 410     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 411
 412     for (size_t i(0); i != count; ++i) {
 413         RadixItem_ &item(swap[i]);
 414         item.index = i;
 415
 416         id object([self objectAtIndex:i]);
 417         item.key = function(object, argument);
 418     }
 419
 420     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 421
 422     static const size_t width = 32;
 423     static const size_t bits = 11;
 424     static const size_t slots = 1 << bits;
 425     static const size_t passes = (width + (bits - 1)) / bits;
 426
 427     size_t *hist(new size_t[slots]);
 428
 429     for (size_t pass(0); pass != passes; ++pass) {
 430         memset(hist, 0, sizeof(size_t) * slots);
 431
 432         for (size_t i(0); i != count; ++i) {
 433             uint32_t key(lhs[i].key);
 434             key >>= pass * bits;
 435             key &= _not(uint32_t) >> width - bits;
 436             ++hist[key];
 437         }
 438
 439         size_t offset(0);
 440         for (size_t i(0); i != slots; ++i) {
 441             size_t local(offset);
 442             offset += hist[i];
 443             hist[i] = local;
 444         }
 445
 446         for (size_t i(0); i != count; ++i) {
 447             uint32_t key(lhs[i].key);
 448             key >>= pass * bits;
 449             key &= _not(uint32_t) >> width - bits;
 450             rhs[hist[key]++] = lhs[i];
 451         }
 452
 453         RadixItem_ *tmp(lhs);
 454         lhs = rhs;
 455         rhs = tmp;
 456     }
 457
 458     delete [] hist;
 459
 460     const void **values(new const void *[count]);
 461     for (size_t i(0); i != count; ++i)
 462         values[i] = [self objectAtIndex:lhs[i].index];
 463     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 464     delete [] values;
 465
 466     delete [] swap;
 467 }
 468
 469 @end
 470 /* }}} */
 471 /* Insertion Sort {{{ */
 472
 473 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 474     const char *ptr = (const char *)list;
 475     while (0 < count) {
 476         CFIndex half = count / 2;
 477         const char *probe = ptr + elementSize * half;
 478         CFComparisonResult cr = comparator(element, probe, context);
 479     if (0 == cr) return (probe - (const char *)list) / elementSize;
 480         ptr = (cr < 0) ? ptr : probe + elementSize;
 481         count = (cr < 0) ? half : (half + (count & 1) - 1);
 482     }
 483     return (ptr - (const char *)list) / elementSize;
 484 }
 485
 486 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 487     const char *ptr = (const char *)list;
 488     while (0 < count) {
 489         CFIndex half = count / 2;
 490         const char *probe = ptr + elementSize * half;
 491         CFComparisonResult cr = comparator(element, probe, context);
 492     if (0 == cr) return (probe - (const char *)list) / elementSize;
 493         ptr = (cr < 0) ? ptr : probe + elementSize;
 494         count = (cr < 0) ? half : (half + (count & 1) - 1);
 495     }
 496     return (ptr - (const char *)list) / elementSize;
 497 }
 498
 499 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 500     if (range.length == 0)
 501         return;
 502     const void **values(new const void *[range.length]);
 503     CFArrayGetValues(array, range, values);
 504
 505 #if HistogramInsertionSort > 0
 506     uint32_t total(0), *offsets(new uint32_t[range.length]);
 507 #endif
 508
 509     for (CFIndex index(1); index != range.length; ++index) {
 510         const void *value(values[index]);
 511         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 512         CFIndex correct(index);
 513         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 514 #if HistogramInsertionSort > 1
 515             NSLog(@"%@ < %@", value, values[correct - 1]);
 516 #endif
 517             if (--correct == 0)
 518                 break;
 519         }
 520         if (correct != index) {
 521             size_t offset(index - correct);
 522 #if HistogramInsertionSort
 523             total += offset;
 524             ++offsets[offset];
 525             if (offset > 10)
 526                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 527 #endif
 528             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 529             values[correct] = value;
 530         }
 531     }
 532
 533     CFArrayReplaceValues(array, range, values, range.length);
 534     delete [] values;
 535
 536 #if HistogramInsertionSort > 0
 537     for (CFIndex index(0); index != range.length; ++index)
 538         if (offsets[index] != 0)
 539             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 540     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 541     delete [] offsets;
 542 #endif
 543 }
 544
 545 /* }}} */
 546
 547 /* Apple Bug Fixes {{{ */
 548 @implementation UIWebDocumentView (Cydia)
 549
 550 - (void) _setScrollerOffset:(CGPoint)offset {
 551     UIScroller *scroller([self _scroller]);
 552
 553     CGSize size([scroller contentSize]);
 554     CGSize bounds([scroller bounds].size);
 555
 556     CGPoint max;
 557     max.x = size.width - bounds.width;
 558     max.y = size.height - bounds.height;
 559
 560     // wtf Apple?!
 561     if (max.x < 0)
 562         max.x = 0;
 563     if (max.y < 0)
 564         max.y = 0;
 565
 566     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 567     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 568
 569     [scroller setOffset:offset];
 570 }
 571
 572 @end
 573 /* }}} */
 574
 575 @interface NSInvocation (Cydia)
 576 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target;
 577 @end
 578
 579 @implementation NSInvocation (Cydia)
 580
 581 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target {
 582     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
 583     [invocation setTarget:target];
 584     [invocation setSelector:selector];
 585     return invocation;
 586 }
 587
 588 @end
 589
 590 @implementation WebScriptObject (NSFastEnumeration)
 591
 592 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 593     size_t length([self count] - state->state);
 594     if (length <= 0)
 595         return 0;
 596     else if (length > count)
 597         length = count;
 598     for (size_t i(0); i != length; ++i)
 599         objects[i] = [self objectAtIndex:state->state++];
 600     state->itemsPtr = objects;
 601     state->mutationsPtr = (unsigned long *) self;
 602     return length;
 603 }
 604
 605 @end
 606
 607 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 608     size_t length([self length] - state->state);
 609     if (length <= 0)
 610         return 0;
 611     else if (length > count)
 612         length = count;
 613     for (size_t i(0); i != length; ++i)
 614         objects[i] = [self item:state->state++];
 615     state->itemsPtr = objects;
 616     state->mutationsPtr = (unsigned long *) self;
 617     return length;
 618 }
 619
 620 /* Cydia NSString Additions {{{ */
 621 @interface NSString (Cydia)
 622 - (NSComparisonResult) compareByPath:(NSString *)other;
 623 - (NSString *) stringByCachingURLWithCurrentCDN;
 624 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 625 @end
 626
 627 @implementation NSString (UICaboodle)
 628
 629 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 630     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 631 }
 632
 633 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 634     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 635 }
 636
 637 @end
 638
 639 @implementation NSString (Cydia)
 640
 641 - (NSComparisonResult) compareByPath:(NSString *)other {
 642     NSString *prefix = [self commonPrefixWithString:other options:0];
 643     size_t length = [prefix length];
 644
 645     NSRange lrange = NSMakeRange(length, [self length] - length);
 646     NSRange rrange = NSMakeRange(length, [other length] - length);
 647
 648     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 649     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 650
 651     NSComparisonResult value;
 652
 653     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 654         value = NSOrderedSame;
 655     else if (lrange.location == NSNotFound)
 656         value = NSOrderedAscending;
 657     else if (rrange.location == NSNotFound)
 658         value = NSOrderedDescending;
 659     else
 660         value = NSOrderedSame;
 661
 662     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 663         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 664     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 665         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 666
 667     NSComparisonResult result = [lpath compare:rpath];
 668     return result == NSOrderedSame ? value : result;
 669 }
 670
 671 - (NSString *) stringByCachingURLWithCurrentCDN {
 672     return [self
 673         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 674         withString:@"://cache.cydia.saurik.com/"
 675     ];
 676 }
 677
 678 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 679     return [(id)CFURLCreateStringByAddingPercentEscapes(
 680         kCFAllocatorDefault,
 681         (CFStringRef) self,
 682         NULL,
 683         CFSTR(";/?:@&=+$,"),
 684         kCFStringEncodingUTF8
 685     ) autorelease];
 686 }
 687
 688 @end
 689 /* }}} */
 690
 691 /* C++ NSString Wrapper Cache {{{ */
 692 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 693     return size == 0 ? NULL :
 694         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 695         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 696 }
 697
 698 static _finline CFStringRef CYStringCreate(const char *data) {
 699     return CYStringCreate(data, strlen(data));
 700 }
 701
 702 class CYString {
 703   private:
 704     char *data_;
 705     size_t size_;
 706     CFStringRef cache_;
 707
 708     _finline void clear_() {
 709         if (cache_ != NULL) {
 710             CFRelease(cache_);
 711             cache_ = NULL;
 712         }
 713     }
 714
 715   public:
 716     _finline bool empty() const {
 717         return size_ == 0;
 718     }
 719
 720     _finline size_t size() const {
 721         return size_;
 722     }
 723
 724     _finline char *data() const {
 725         return data_;
 726     }
 727
 728     _finline void clear() {
 729         size_ = 0;
 730         clear_();
 731     }
 732
 733     _finline CYString() :
 734         data_(0),
 735         size_(0),
 736         cache_(NULL)
 737     {
 738     }
 739
 740     _finline ~CYString() {
 741         clear_();
 742     }
 743
 744     void operator =(const CYString &rhs) {
 745         data_ = rhs.data_;
 746         size_ = rhs.size_;
 747
 748         if (rhs.cache_ == nil)
 749             cache_ = NULL;
 750         else
 751             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 752     }
 753
 754     void copy(apr_pool_t *pool) {
 755         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 756         memcpy(temp, data_, size_);
 757         temp[size_] = '\0';
 758         data_ = temp;
 759     }
 760
 761     void set(apr_pool_t *pool, const char *data, size_t size) {
 762         if (size == 0)
 763             clear();
 764         else {
 765             clear_();
 766
 767             data_ = const_cast<char *>(data);
 768             size_ = size;
 769
 770             if (pool != NULL)
 771                 copy(pool);
 772         }
 773     }
 774
 775     _finline void set(apr_pool_t *pool, const char *data) {
 776         set(pool, data, data == NULL ? 0 : strlen(data));
 777     }
 778
 779     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 780         set(pool, rhs.data(), rhs.size());
 781     }
 782
 783     bool operator ==(const CYString &rhs) const {
 784         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 785     }
 786
 787     _finline operator CFStringRef() {
 788         if (cache_ == NULL)
 789             cache_ = CYStringCreate(data_, size_);
 790         return cache_;
 791     }
 792
 793     _finline operator id() {
 794         return (NSString *) static_cast<CFStringRef>(*this);
 795     }
 796
 797     _finline operator const char *() {
 798         return reinterpret_cast<const char *>(data_);
 799     }
 800 };
 801 /* }}} */
 802 /* C++ NSString Algorithm Adapters {{{ */
 803 extern "C" {
 804     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 805 }
 806
 807 struct NSStringMapHash :
 808     std::unary_function<NSString *, size_t>
 809 {
 810     _finline size_t operator ()(NSString *value) const {
 811         return CFStringHashNSString((CFStringRef) value);
 812     }
 813 };
 814
 815 struct NSStringMapLess :
 816     std::binary_function<NSString *, NSString *, bool>
 817 {
 818     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 819         return [lhs compare:rhs] == NSOrderedAscending;
 820     }
 821 };
 822
 823 struct NSStringMapEqual :
 824     std::binary_function<NSString *, NSString *, bool>
 825 {
 826     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 827         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 828         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 829         //[lhs isEqualToString:rhs];
 830     }
 831 };
 832 /* }}} */
 833
 834 /* Mime Addresses {{{ */
 835 @interface Address : NSObject {
 836     NSString *name_;
 837     NSString *address_;
 838 }
 839
 840 - (NSString *) name;
 841 - (NSString *) address;
 842
 843 - (void) setAddress:(NSString *)address;
 844
 845 + (Address *) addressWithString:(NSString *)string;
 846 - (Address *) initWithString:(NSString *)string;
 847
 848 @end
 849
 850 @implementation Address
 851
 852 - (void) dealloc {
 853     [name_ release];
 854     if (address_ != nil)
 855         [address_ release];
 856     [super dealloc];
 857 }
 858
 859 - (NSString *) name {
 860     return name_;
 861 }
 862
 863 - (NSString *) address {
 864     return address_;
 865 }
 866
 867 - (void) setAddress:(NSString *)address {
 868     if (address_ != nil)
 869         [address_ autorelease];
 870     if (address == nil)
 871         address_ = nil;
 872     else
 873         address_ = [address retain];
 874 }
 875
 876 + (Address *) addressWithString:(NSString *)string {
 877     return [[[Address alloc] initWithString:string] autorelease];
 878 }
 879
 880 + (NSArray *) _attributeKeys {
 881     return [NSArray arrayWithObjects:
 882         @"address",
 883         @"name",
 884     nil];
 885 }
 886
 887 - (NSArray *) attributeKeys {
 888     return [[self class] _attributeKeys];
 889 }
 890
 891 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 892     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 893 }
 894
 895 - (Address *) initWithString:(NSString *)string {
 896     if ((self = [super init]) != nil) {
 897         const char *data = [string UTF8String];
 898         size_t size = [string length];
 899
 900         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 901
 902         if (address_r(data, size)) {
 903             name_ = [address_r[1] retain];
 904             address_ = [address_r[2] retain];
 905         } else {
 906             name_ = [string retain];
 907             address_ = nil;
 908         }
 909     } return self;
 910 }
 911
 912 @end
 913 /* }}} */
 914 /* CoreGraphics Primitives {{{ */
 915 class CYColor {
 916   private:
 917     CGColorRef color_;
 918
 919     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 920         CGFloat color[] = {red, green, blue, alpha};
 921         return CGColorCreate(space, color);
 922     }
 923
 924   public:
 925     CYColor() :
 926         color_(NULL)
 927     {
 928     }
 929
 930     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 931         color_(Create_(space, red, green, blue, alpha))
 932     {
 933         Set(space, red, green, blue, alpha);
 934     }
 935
 936     void Clear() {
 937         if (color_ != NULL)
 938             CGColorRelease(color_);
 939     }
 940
 941     ~CYColor() {
 942         Clear();
 943     }
 944
 945     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 946         Clear();
 947         color_ = Create_(space, red, green, blue, alpha);
 948     }
 949
 950     operator CGColorRef() {
 951         return color_;
 952     }
 953 };
 954 /* }}} */
 955
 956 /* Random Global Variables {{{ */
 957 static const int PulseInterval_ = 50000;
 958
 959 static const NSString *UI_;
 960
 961 static int Finish_;
 962 static bool RestartSubstrate_;
 963 static NSArray *Finishes_;
 964
 965 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 966 #define NotifyConfig_ "/etc/notify.conf"
 967
 968 static bool Queuing_;
 969
 970 static CYColor Blue_;
 971 static CYColor Blueish_;
 972 static CYColor Black_;
 973 static CYColor Off_;
 974 static CYColor White_;
 975 static CYColor Gray_;
 976 static CYColor Green_;
 977 static CYColor Purple_;
 978 static CYColor Purplish_;
 979
 980 static UIColor *InstallingColor_;
 981 static UIColor *RemovingColor_;
 982
 983 static NSString *App_;
 984
 985 static BOOL Advanced_;
 986 static BOOL Ignored_;
 987
 988 static UIFont *Font12_;
 989 static UIFont *Font12Bold_;
 990 static UIFont *Font14_;
 991 static UIFont *Font18Bold_;
 992 static UIFont *Font22Bold_;
 993
 994 static const char *Machine_ = NULL;
 995 static NSString *System_ = nil;
 996 static NSString *SerialNumber_ = nil;
 997 static NSString *ChipID_ = nil;
 998 static _H<NSString> Token_;
 999 static NSString *UniqueID_ = nil;
1000 static NSString *PLMN_ = nil;
1001 static NSString *Build_ = nil;
1002 static NSString *Product_ = nil;
1003 static NSString *Safari_ = nil;
1004
1005 static CFLocaleRef Locale_;
1006 static NSArray *Languages_;
1007 static CGColorSpaceRef space_;
1008
1009 static NSDictionary *SectionMap_;
1010 static NSMutableDictionary *Metadata_;
1011 static _transient NSMutableDictionary *Settings_;
1012 static _transient NSString *Role_;
1013 static _transient NSMutableDictionary *Packages_;
1014 static _transient NSMutableDictionary *Sections_;
1015 static _transient NSMutableDictionary *Sources_;
1016 static bool Changed_;
1017 static time_t now_;
1018
1019 bool IsWildcat_;
1020 static CGFloat ScreenScale_;
1021 static NSString *Idiom_;
1022
1023 static NSMutableDictionary *SessionData_;
1024 static NSObject *HostConfig_;
1025 static NSMutableSet *BridgedHosts_;
1026 static NSMutableSet *PipelinedHosts_;
1027
1028 static NSString *kCydiaProgressEventTypeError = @"Error";
1029 static NSString *kCydiaProgressEventTypeInformation = @"Information";
1030 static NSString *kCydiaProgressEventTypeStatus = @"Status";
1031 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
1032 /* }}} */
1033
1034 /* Display Helpers {{{ */
1035 inline float Interpolate(float begin, float end, float fraction) {
1036     return (end - begin) * fraction + begin;
1037 }
1038
1039 static _finline const char *StripVersion_(const char *version) {
1040     const char *colon(strchr(version, ':'));
1041     return colon == NULL ? version : colon + 1;
1042 }
1043
1044 NSString *LocalizeSection(NSString *section) {
1045     static Pcre title_r("^(.*?) \\((.*)\\)$");
1046     if (title_r(section)) {
1047         NSString *parent(title_r[1]);
1048         NSString *child(title_r[2]);
1049
1050         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1051             LocalizeSection(parent),
1052             LocalizeSection(child)
1053         ];
1054     }
1055
1056     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1057 }
1058
1059 NSString *Simplify(NSString *title) {
1060     const char *data = [title UTF8String];
1061     size_t size = [title length];
1062
1063     static Pcre square_r("^\\[(.*)\\]$");
1064     if (square_r(data, size))
1065         return Simplify(square_r[1]);
1066
1067     static Pcre paren_r("^\\((.*)\\)$");
1068     if (paren_r(data, size))
1069         return Simplify(paren_r[1]);
1070
1071     static Pcre title_r("^(.*?) \\((.*)\\)$");
1072     if (title_r(data, size))
1073         return Simplify(title_r[1]);
1074
1075     return title;
1076 }
1077 /* }}} */
1078
1079 NSString *GetLastUpdate() {
1080     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1081
1082     if (update == nil)
1083         return UCLocalize("NEVER_OR_UNKNOWN");
1084
1085     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1086     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1087
1088     CFRelease(formatter);
1089
1090     return [(NSString *) formatted autorelease];
1091 }
1092
1093 bool isSectionVisible(NSString *section) {
1094     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1095     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1096     return hidden == nil || ![hidden boolValue];
1097 }
1098
1099 @class Cydia;
1100
1101 /* Delegate Prototypes {{{ */
1102 @class Package;
1103 @class Source;
1104 @class CydiaProgressEvent;
1105
1106 @protocol DatabaseDelegate
1107 - (void) repairWithSelector:(SEL)selector;
1108 - (void) setConfigurationData:(NSString *)data;
1109 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1110 @end
1111
1112 @class CYPackageController;
1113
1114 @protocol CydiaDelegate
1115 - (void) retainNetworkActivityIndicator;
1116 - (void) releaseNetworkActivityIndicator;
1117 - (void) clearPackage:(Package *)package;
1118 - (void) installPackage:(Package *)package;
1119 - (void) installPackages:(NSArray *)packages;
1120 - (void) removePackage:(Package *)package;
1121 - (void) beginUpdate;
1122 - (BOOL) updating;
1123 - (void) distUpgrade;
1124 - (void) loadData;
1125 - (void) updateData;
1126 - (void) syncData;
1127 - (void) addTrivialSource:(NSString *)href;
1128 - (void) showSettings;
1129 - (UIProgressHUD *) addProgressHUD;
1130 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1131 - (CYViewController *) pageForPackage:(NSString *)name;
1132 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1133 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1134 @end
1135 /* }}} */
1136
1137 /* ProgressEvent Interface/Delegate {{{ */
1138 @interface CydiaProgressEvent : NSObject {
1139     _H<NSString> message_;
1140     _H<NSString> type_;
1141
1142     _H<NSArray> item_;
1143     _H<NSString> package_;
1144     _H<NSString> url_;
1145     _H<NSString> version_;
1146 }
1147
1148 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1149 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1150 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1151
1152 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1153
1154 - (NSString *) message;
1155 - (NSString *) type;
1156
1157 - (NSArray *) item;
1158 - (NSString *) package;
1159 - (NSString *) url;
1160 - (NSString *) version;
1161
1162 - (void) setItem:(NSArray *)item;
1163 - (void) setPackage:(NSString *)package;
1164 - (void) setURL:(NSString *)url;
1165 - (void) setVersion:(NSString *)version;
1166
1167 - (NSString *) compound:(NSString *)value;
1168 - (NSString *) compoundMessage;
1169 - (NSString *) compoundTitle;
1170
1171 @end
1172
1173 @protocol ProgressDelegate
1174 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1175 - (void) setProgressPercent:(NSNumber *)percent;
1176 - (void) setProgressStatus:(NSDictionary *)status;
1177 - (void) setProgressCancellable:(NSNumber *)cancellable;
1178 - (bool) isProgressCancelled;
1179 - (void) setTitle:(NSString *)title;
1180 @end
1181 /* }}} */
1182 /* Status Delegation {{{ */
1183 class Status :
1184     public pkgAcquireStatus
1185 {
1186   private:
1187     _transient NSObject<ProgressDelegate> *delegate_;
1188     bool cancelled_;
1189
1190   public:
1191     Status() :
1192         delegate_(nil),
1193         cancelled_(false)
1194     {
1195     }
1196
1197     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1198         delegate_ = delegate;
1199     }
1200
1201     NSObject<ProgressDelegate> *getDelegate() const {
1202         return delegate_;
1203     }
1204
1205     virtual bool MediaChange(std::string media, std::string drive) {
1206         return false;
1207     }
1208
1209     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1210     }
1211
1212     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1213         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1214         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
1215         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1216     }
1217
1218     virtual void Done(pkgAcquire::ItemDesc &item) {
1219     }
1220
1221     virtual void Fail(pkgAcquire::ItemDesc &item) {
1222         if (
1223             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1224             item.Owner->Status == pkgAcquire::Item::StatDone
1225         )
1226             return;
1227
1228         std::string &error(item.Owner->ErrorText);
1229         if (error.empty())
1230             return;
1231
1232         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
1233         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1234     }
1235
1236     virtual bool Pulse(pkgAcquire *Owner) {
1237         bool value = pkgAcquireStatus::Pulse(Owner);
1238
1239         double percent(
1240             double(CurrentBytes + CurrentItems) /
1241             double(TotalBytes + TotalItems)
1242         );
1243
1244         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1245             [NSNumber numberWithDouble:percent], @"Percent",
1246
1247             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1248             [NSNumber numberWithDouble:TotalBytes], @"Total",
1249             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1250         nil] waitUntilDone:YES];
1251
1252         if (value && ![delegate_ isProgressCancelled])
1253             return true;
1254         else {
1255             cancelled_ = true;
1256             return false;
1257         }
1258     }
1259
1260     _finline bool WasCancelled() const {
1261         return cancelled_;
1262     }
1263
1264     virtual void Start() {
1265         pkgAcquireStatus::Start();
1266         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1267     }
1268
1269     virtual void Stop() {
1270         pkgAcquireStatus::Stop();
1271         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1272         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1273     }
1274 };
1275 /* }}} */
1276 /* Database Interface {{{ */
1277 typedef std::map< unsigned long, _H<Source> > SourceMap;
1278
1279 @interface Database : NSObject {
1280     NSZone *zone_;
1281     apr_pool_t *pool_;
1282
1283     unsigned era_;
1284
1285     pkgCacheFile cache_;
1286     pkgDepCache::Policy *policy_;
1287     pkgRecords *records_;
1288     pkgProblemResolver *resolver_;
1289     pkgAcquire *fetcher_;
1290     FileFd *lock_;
1291     SPtr<pkgPackageManager> manager_;
1292     pkgSourceList *list_;
1293
1294     SourceMap sourceMap_;
1295     NSMutableArray *sourceList_;
1296
1297     CFMutableArrayRef packages_;
1298
1299     _transient NSObject<DatabaseDelegate> *delegate_;
1300     _transient NSObject<ProgressDelegate> *progress_;
1301
1302     Status status_;
1303
1304     int cydiafd_;
1305     int statusfd_;
1306     FILE *input_;
1307
1308     std::map<const char *, _H<NSString> > sections_;
1309 }
1310
1311 + (Database *) sharedInstance;
1312 - (unsigned) era;
1313
1314 - (void) _readCydia:(NSNumber *)fd;
1315 - (void) _readStatus:(NSNumber *)fd;
1316 - (void) _readOutput:(NSNumber *)fd;
1317
1318 - (FILE *) input;
1319
1320 - (Package *) packageWithName:(NSString *)name;
1321
1322 - (pkgCacheFile &) cache;
1323 - (pkgDepCache::Policy *) policy;
1324 - (pkgRecords *) records;
1325 - (pkgProblemResolver *) resolver;
1326 - (pkgAcquire &) fetcher;
1327 - (pkgSourceList &) list;
1328 - (NSArray *) packages;
1329 - (NSArray *) sources;
1330 - (Source *) sourceWithKey:(NSString *)key;
1331 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1332
1333 - (void) configure;
1334 - (bool) prepare;
1335 - (void) perform;
1336 - (bool) upgrade;
1337 - (void) update;
1338
1339 - (void) updateWithStatus:(Status &)status;
1340
1341 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1342
1343 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1344 - (NSObject<ProgressDelegate> *) progressDelegate;
1345
1346 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1347
1348 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1349
1350 @end
1351 /* }}} */
1352 /* ProgressEvent Implementation {{{ */
1353 @implementation CydiaProgressEvent
1354
1355 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1356     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1357 }
1358
1359 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1360     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1361     [event setPackage:package];
1362     return event;
1363 }
1364
1365 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1366     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1367
1368     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1369     NSArray *fields([description componentsSeparatedByString:@" "]);
1370     [event setItem:fields];
1371
1372     if ([fields count] > 3) {
1373         [event setPackage:[fields objectAtIndex:2]];
1374         [event setVersion:[fields objectAtIndex:3]];
1375     }
1376
1377     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1378
1379     return event;
1380 }
1381
1382 + (NSArray *) _attributeKeys {
1383     return [NSArray arrayWithObjects:
1384         @"item",
1385         @"message",
1386         @"package",
1387         @"type",
1388         @"url",
1389         @"version",
1390     nil];
1391 }
1392
1393 - (NSArray *) attributeKeys {
1394     return [[self class] _attributeKeys];
1395 }
1396
1397 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1398     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1399 }
1400
1401 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1402     if ((self = [super init]) != nil) {
1403         message_ = message;
1404         type_ = type;
1405     } return self;
1406 }
1407
1408 - (NSString *) message {
1409     return message_;
1410 }
1411
1412 - (NSString *) type {
1413     return type_;
1414 }
1415
1416 - (NSArray *) item {
1417     return (id) item_ ?: [NSNull null];
1418 }
1419
1420 - (void) setItem:(NSArray *)item {
1421     item_ = item;
1422 }
1423
1424 - (NSString *) package {
1425     return (id) package_ ?: [NSNull null];
1426 }
1427
1428 - (void) setPackage:(NSString *)package {
1429     package_ = package;
1430 }
1431
1432 - (NSString *) url {
1433     return (id) url_ ?: [NSNull null];
1434 }
1435
1436 - (void) setURL:(NSString *)url {
1437     url_ = url;
1438 }
1439
1440 - (void) setVersion:(NSString *)version {
1441     version_ = version;
1442 }
1443
1444 - (NSString *) version {
1445     return (id) version_ ?: [NSNull null];
1446 }
1447
1448 - (NSString *) compound:(NSString *)value {
1449     if (value != nil) {
1450         NSString *mode(nil); {
1451             NSString *type([self type]);
1452             if ([type isEqualToString:kCydiaProgressEventTypeError])
1453                 mode = UCLocalize("ERROR");
1454             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1455                 mode = UCLocalize("WARNING");
1456         }
1457
1458         if (mode != nil)
1459             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1460     }
1461
1462     return value;
1463 }
1464
1465 - (NSString *) compoundMessage {
1466     return [self compound:[self message]];
1467 }
1468
1469 - (NSString *) compoundTitle {
1470     NSString *title;
1471
1472     if (package_ == nil)
1473         title = nil;
1474     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1475         title = [package name];
1476     else
1477         title = package_;
1478
1479     return [self compound:title];
1480 }
1481
1482 @end
1483 /* }}} */
1484
1485 // Cytore Definitions {{{
1486 struct PackageValue :
1487     Cytore::Block
1488 {
1489     Cytore::Offset<PackageValue> next_;
1490
1491     uint32_t index_ : 23;
1492     uint32_t subscribed_ : 1;
1493     uint32_t : 8;
1494
1495     int32_t first_;
1496     int32_t last_;
1497
1498     uint16_t vhash_;
1499     uint16_t nhash_;
1500
1501     char version_[8];
1502     char name_[];
1503 };
1504
1505 struct MetaValue :
1506     Cytore::Block
1507 {
1508     uint32_t active_;
1509     Cytore::Offset<PackageValue> packages_[1 << 16];
1510 };
1511
1512 static Cytore::File<MetaValue> MetaFile_;
1513 // }}}
1514 // Cytore Helper Functions {{{
1515 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1516     SplitHash nhash = { hashlittle(name, length) };
1517
1518     PackageValue *metadata;
1519
1520     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1521     offset: if (offset->IsNull()) {
1522         *offset = MetaFile_.New<PackageValue>(length + 1);
1523         metadata = &MetaFile_.Get(*offset);
1524
1525         if (metadata == NULL) {
1526             if (fail != NULL)
1527                 *fail = true;
1528
1529             metadata = new PackageValue();
1530             memset(metadata, 0, sizeof(*metadata));
1531         }
1532
1533         memcpy(metadata->name_, name, length + 1);
1534         metadata->nhash_ = nhash.u16[1];
1535     } else {
1536         metadata = &MetaFile_.Get(*offset);
1537
1538         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1539             offset = &metadata->next_;
1540             goto offset;
1541         }
1542     }
1543
1544     return metadata;
1545 }
1546
1547 static void PackageImport(const void *key, const void *value, void *context) {
1548     bool &fail(*reinterpret_cast<bool *>(context));
1549
1550     char buffer[1024];
1551     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1552         NSLog(@"failed to import package %@", key);
1553         return;
1554     }
1555
1556     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1557     NSDictionary *package((NSDictionary *) value);
1558
1559     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1560         if ([subscribed boolValue] && !metadata->subscribed_)
1561             metadata->subscribed_ = true;
1562
1563     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1564         time_t time([date timeIntervalSince1970]);
1565         if (metadata->first_ > time || metadata->first_ == 0)
1566             metadata->first_ = time;
1567     }
1568
1569     NSDate *date([package objectForKey:@"LastSeen"]);
1570     NSString *version([package objectForKey:@"LastVersion"]);
1571
1572     if (date != nil && version != nil) {
1573         time_t time([date timeIntervalSince1970]);
1574         if (metadata->last_ < time || metadata->last_ == 0)
1575             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1576                 size_t length(strlen(buffer));
1577                 uint16_t vhash(hashlittle(buffer, length));
1578
1579                 size_t capped(std::min<size_t>(8, length));
1580                 char *latest(buffer + length - capped);
1581
1582                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1583                 metadata->vhash_ = vhash;
1584
1585                 metadata->last_ = time;
1586             }
1587     }
1588 }
1589 // }}}
1590
1591 /* Source Class {{{ */
1592 @interface Source : NSObject {
1593     CYString depiction_;
1594     CYString description_;
1595     CYString label_;
1596     CYString origin_;
1597     CYString support_;
1598
1599     CYString uri_;
1600     CYString distribution_;
1601     CYString type_;
1602     CYString version_;
1603
1604     _H<NSString> host_;
1605     _H<NSString> authority_;
1606
1607     CYString defaultIcon_;
1608
1609     _H<NSDictionary> record_;
1610     BOOL trusted_;
1611 }
1612
1613 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1614
1615 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1616
1617 - (NSString *) depictionForPackage:(NSString *)package;
1618 - (NSString *) supportForPackage:(NSString *)package;
1619
1620 - (NSDictionary *) record;
1621 - (BOOL) trusted;
1622
1623 - (NSString *) uri;
1624 - (NSString *) distribution;
1625 - (NSString *) type;
1626 - (NSString *) key;
1627 - (NSString *) host;
1628
1629 - (NSString *) name;
1630 - (NSString *) shortDescription;
1631 - (NSString *) label;
1632 - (NSString *) origin;
1633 - (NSString *) version;
1634
1635 - (NSString *) defaultIcon;
1636
1637 @end
1638
1639 @implementation Source
1640
1641 - (void) _clear {
1642     uri_.clear();
1643     distribution_.clear();
1644     type_.clear();
1645
1646     description_.clear();
1647     label_.clear();
1648     origin_.clear();
1649     depiction_.clear();
1650     support_.clear();
1651     version_.clear();
1652     defaultIcon_.clear();
1653
1654     record_ = nil;
1655     host_ = nil;
1656     authority_ = nil;
1657 }
1658
1659 - (void) dealloc {
1660     // XXX: this is a very inefficient way to call these deconstructors
1661     [self _clear];
1662     [super dealloc];
1663 }
1664
1665 + (NSArray *) _attributeKeys {
1666     return [NSArray arrayWithObjects:
1667         @"distribution",
1668         @"host",
1669         @"key",
1670         @"label",
1671         @"name",
1672         @"origin",
1673         @"shortDescription",
1674         @"trusted",
1675         @"type",
1676         @"uri",
1677         @"version",
1678     nil];
1679 }
1680
1681 - (NSArray *) attributeKeys {
1682     return [[self class] _attributeKeys];
1683 }
1684
1685 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1686     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1687 }
1688
1689 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1690     [self _clear];
1691
1692     trusted_ = index->IsTrusted();
1693
1694     uri_.set(pool, index->GetURI());
1695     distribution_.set(pool, index->GetDist());
1696     type_.set(pool, index->GetType());
1697
1698     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1699     if (dindex != NULL) {
1700         FileFd fd;
1701         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1702             _error->Discard();
1703         else {
1704             pkgTagFile tags(&fd);
1705
1706             pkgTagSection section;
1707             tags.Step(section);
1708
1709             struct {
1710                 const char *name_;
1711                 CYString *value_;
1712             } names[] = {
1713                 {"default-icon", &defaultIcon_},
1714                 {"depiction", &depiction_},
1715                 {"description", &description_},
1716                 {"label", &label_},
1717                 {"origin", &origin_},
1718                 {"support", &support_},
1719                 {"version", &version_},
1720             };
1721
1722             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1723                 const char *start, *end;
1724
1725                 if (section.Find(names[i].name_, start, end)) {
1726                     CYString &value(*names[i].value_);
1727                     value.set(pool, start, end - start);
1728                 }
1729             }
1730         }
1731     }
1732
1733     record_ = [Sources_ objectForKey:[self key]];
1734
1735     NSURL *url([NSURL URLWithString:uri_]);
1736
1737     host_ = [url host];
1738     if (host_ != nil)
1739         host_ = [host_ lowercaseString];
1740
1741     if (host_ != nil)
1742         // XXX: this is due to a bug in _H<>
1743         authority_ = (id) host_;
1744     else
1745         authority_ = [url path];
1746 }
1747
1748 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1749     if ((self = [super init]) != nil) {
1750         [self setMetaIndex:index inPool:pool];
1751     } return self;
1752 }
1753
1754 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1755     NSDictionary *lhr = [self record];
1756     NSDictionary *rhr = [source record];
1757
1758     if (lhr != rhr)
1759         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1760
1761     NSString *lhs = [self name];
1762     NSString *rhs = [source name];
1763
1764     if ([lhs length] != 0 && [rhs length] != 0) {
1765         unichar lhc = [lhs characterAtIndex:0];
1766         unichar rhc = [rhs characterAtIndex:0];
1767
1768         if (isalpha(lhc) && !isalpha(rhc))
1769             return NSOrderedAscending;
1770         else if (!isalpha(lhc) && isalpha(rhc))
1771             return NSOrderedDescending;
1772     }
1773
1774     return [lhs compare:rhs options:LaxCompareOptions_];
1775 }
1776
1777 - (NSString *) depictionForPackage:(NSString *)package {
1778     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1779 }
1780
1781 - (NSString *) supportForPackage:(NSString *)package {
1782     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1783 }
1784
1785 - (NSDictionary *) record {
1786     return record_;
1787 }
1788
1789 - (BOOL) trusted {
1790     return trusted_;
1791 }
1792
1793 - (NSString *) uri {
1794     return uri_;
1795 }
1796
1797 - (NSString *) distribution {
1798     return distribution_;
1799 }
1800
1801 - (NSString *) type {
1802     return type_;
1803 }
1804
1805 - (NSString *) key {
1806     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1807 }
1808
1809 - (NSString *) host {
1810     return host_;
1811 }
1812
1813 - (NSString *) name {
1814     return origin_.empty() ? (id) authority_ : origin_;
1815 }
1816
1817 - (NSString *) shortDescription {
1818     return description_;
1819 }
1820
1821 - (NSString *) label {
1822     return label_.empty() ? (id) authority_ : label_;
1823 }
1824
1825 - (NSString *) origin {
1826     return origin_;
1827 }
1828
1829 - (NSString *) version {
1830     return version_;
1831 }
1832
1833 - (NSString *) defaultIcon {
1834     return defaultIcon_;
1835 }
1836
1837 @end
1838 /* }}} */
1839 /* CydiaOperation Class {{{ */
1840 @interface CydiaOperation : NSObject {
1841     NSString *operator_;
1842     NSString *value_;
1843 }
1844
1845 - (NSString *) operator;
1846 - (NSString *) value;
1847
1848 @end
1849
1850 @implementation CydiaOperation
1851
1852 - (void) dealloc {
1853     [operator_ release];
1854     [value_ release];
1855     [super dealloc];
1856 }
1857
1858 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1859     if ((self = [super init]) != nil) {
1860         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1861         value_ = [[NSString alloc] initWithUTF8String:value];
1862     } return self;
1863 }
1864
1865 + (NSArray *) _attributeKeys {
1866     return [NSArray arrayWithObjects:
1867         @"operator",
1868         @"value",
1869     nil];
1870 }
1871
1872 - (NSArray *) attributeKeys {
1873     return [[self class] _attributeKeys];
1874 }
1875
1876 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1877     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1878 }
1879
1880 - (NSString *) operator {
1881     return operator_;
1882 }
1883
1884 - (NSString *) value {
1885     return value_;
1886 }
1887
1888 @end
1889 /* }}} */
1890 /* CydiaClause Class {{{ */
1891 @interface CydiaClause : NSObject {
1892     NSString *package_;
1893     CydiaOperation *version_;
1894 }
1895
1896 - (NSString *) package;
1897 - (CydiaOperation *) version;
1898
1899 @end
1900
1901 @implementation CydiaClause
1902
1903 - (void) dealloc {
1904     [package_ release];
1905     [version_ release];
1906     [super dealloc];
1907 }
1908
1909 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1910     if ((self = [super init]) != nil) {
1911         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1912
1913         if (const char *version = dep.TargetVer())
1914             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1915         else
1916             version_ = [[NSNull null] retain];
1917     } return self;
1918 }
1919
1920 + (NSArray *) _attributeKeys {
1921     return [NSArray arrayWithObjects:
1922         @"package",
1923         @"version",
1924     nil];
1925 }
1926
1927 - (NSArray *) attributeKeys {
1928     return [[self class] _attributeKeys];
1929 }
1930
1931 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1932     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1933 }
1934
1935 - (NSString *) package {
1936     return package_;
1937 }
1938
1939 - (CydiaOperation *) version {
1940     return version_;
1941 }
1942
1943 @end
1944 /* }}} */
1945 /* CydiaRelation Class {{{ */
1946 @interface CydiaRelation : NSObject {
1947     NSString *relationship_;
1948     NSMutableArray *clauses_;
1949 }
1950
1951 - (NSString *) relationship;
1952 - (NSArray *) clauses;
1953
1954 @end
1955
1956 @implementation CydiaRelation
1957
1958 - (void) dealloc {
1959     [relationship_ release];
1960     [clauses_ release];
1961     [super dealloc];
1962 }
1963
1964 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1965     if ((self = [super init]) != nil) {
1966         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1967         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1968
1969         pkgCache::DepIterator start;
1970         pkgCache::DepIterator end;
1971         dep.GlobOr(start, end); // ++dep
1972
1973         _forever {
1974             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1975
1976             // yes, seriously. (wtf?)
1977             if (start == end)
1978                 break;
1979             ++start;
1980         }
1981     } return self;
1982 }
1983
1984 + (NSArray *) _attributeKeys {
1985     return [NSArray arrayWithObjects:
1986         @"clauses",
1987         @"relationship",
1988     nil];
1989 }
1990
1991 - (NSArray *) attributeKeys {
1992     return [[self class] _attributeKeys];
1993 }
1994
1995 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1996     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1997 }
1998
1999 - (NSString *) relationship {
2000     return relationship_;
2001 }
2002
2003 - (NSArray *) clauses {
2004     return clauses_;
2005 }
2006
2007 - (void) addClause:(CydiaClause *)clause {
2008     [clauses_ addObject:clause];
2009 }
2010
2011 @end
2012 /* }}} */
2013 /* Package Class {{{ */
2014 struct ParsedPackage {
2015     CYString tagline_;
2016
2017     CYString icon_;
2018
2019     CYString depiction_;
2020     CYString homepage_;
2021
2022     CYString sponsor_;
2023     CYString author_;
2024
2025     CYString bugs_;
2026     CYString support_;
2027 };
2028
2029 @interface Package : NSObject {
2030     uint32_t era_ : 26;
2031     uint32_t role_ : 3;
2032     uint32_t essential_ : 1;
2033     uint32_t obsolete_ : 1;
2034     uint32_t ignored_ : 1;
2035
2036     apr_pool_t *pool_;
2037
2038     _transient Database *database_;
2039
2040     pkgCache::VerIterator version_;
2041     pkgCache::PkgIterator iterator_;
2042     pkgCache::VerFileIterator file_;
2043
2044     CYString id_;
2045     CYString name_;
2046
2047     CYString latest_;
2048     CYString installed_;
2049
2050     const char *section_;
2051     _transient NSString *section$_;
2052
2053     Source *source_;
2054
2055     PackageValue *metadata_;
2056     ParsedPackage *parsed_;
2057
2058     NSMutableArray *tags_;
2059 }
2060
2061 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2062 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2063
2064 - (pkgCache::PkgIterator) iterator;
2065 - (void) parse;
2066
2067 - (NSString *) section;
2068 - (NSString *) simpleSection;
2069
2070 - (NSString *) longSection;
2071 - (NSString *) shortSection;
2072
2073 - (NSString *) uri;
2074
2075 - (Address *) maintainer;
2076 - (size_t) size;
2077 - (NSString *) longDescription;
2078 - (NSString *) shortDescription;
2079 - (unichar) index;
2080
2081 - (PackageValue *) metadata;
2082 - (time_t) seen;
2083
2084 - (bool) subscribed;
2085 - (bool) setSubscribed:(bool)subscribed;
2086
2087 - (BOOL) ignored;
2088
2089 - (NSString *) latest;
2090 - (NSString *) installed;
2091 - (BOOL) uninstalled;
2092
2093 - (BOOL) valid;
2094 - (BOOL) upgradableAndEssential:(BOOL)essential;
2095 - (BOOL) essential;
2096 - (BOOL) broken;
2097 - (BOOL) unfiltered;
2098 - (BOOL) visible;
2099
2100 - (BOOL) half;
2101 - (BOOL) halfConfigured;
2102 - (BOOL) halfInstalled;
2103 - (BOOL) hasMode;
2104 - (NSString *) mode;
2105
2106 - (NSString *) id;
2107 - (NSString *) name;
2108 - (UIImage *) icon;
2109 - (NSString *) homepage;
2110 - (NSString *) depiction;
2111 - (Address *) author;
2112
2113 - (NSString *) support;
2114
2115 - (NSArray *) files;
2116 - (NSArray *) warnings;
2117 - (NSArray *) applications;
2118
2119 - (Source *) source;
2120
2121 - (BOOL) matches:(NSString *)text;
2122
2123 - (bool) hasSupportingRole;
2124 - (BOOL) hasTag:(NSString *)tag;
2125 - (NSString *) primaryPurpose;
2126 - (NSArray *) purposes;
2127 - (bool) isCommercial;
2128
2129 - (void) setIndex:(size_t)index;
2130
2131 - (CYString &) cyname;
2132
2133 - (uint32_t) compareBySection:(NSArray *)sections;
2134
2135 - (void) install;
2136 - (void) remove;
2137
2138 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2139 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2140 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2141 - (bool) isVisibleInSection:(NSString *)section;
2142 - (bool) isVisibleInSource:(Source *)source;
2143
2144 @end
2145
2146 uint32_t PackageChangesRadix(Package *self, void *) {
2147     union {
2148         uint32_t key;
2149
2150         struct {
2151             uint32_t timestamp : 30;
2152             uint32_t ignored : 1;
2153             uint32_t upgradable : 1;
2154         } bits;
2155     } value;
2156
2157     bool upgradable([self upgradableAndEssential:YES]);
2158     value.bits.upgradable = upgradable ? 1 : 0;
2159
2160     if (upgradable) {
2161         value.bits.timestamp = 0;
2162         value.bits.ignored = [self ignored] ? 0 : 1;
2163         value.bits.upgradable = 1;
2164     } else {
2165         value.bits.timestamp = [self seen] >> 2;
2166         value.bits.ignored = 0;
2167         value.bits.upgradable = 0;
2168     }
2169
2170     return _not(uint32_t) - value.key;
2171 }
2172
2173 uint32_t PackagePrefixRadix(Package *self, void *context) {
2174     size_t offset(reinterpret_cast<size_t>(context));
2175     CYString &name([self cyname]);
2176
2177     size_t size(name.size());
2178     if (size == 0)
2179         return 0;
2180     char *text(name.data());
2181
2182     size_t zeros;
2183     if (!isdigit(text[0]))
2184         zeros = 0;
2185     else {
2186         size_t digits(1);
2187         while (size != digits && isdigit(text[digits]))
2188             if (++digits == 4)
2189                 break;
2190         zeros = 4 - digits;
2191     }
2192
2193     uint8_t data[4];
2194
2195     if (offset == 0 && zeros != 0) {
2196         memset(data, '0', zeros);
2197         memcpy(data + zeros, text, 4 - zeros);
2198     } else {
2199         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2200         if (size <= offset - zeros)
2201             return 0;
2202
2203         text += offset - zeros;
2204         size -= offset - zeros;
2205
2206         if (size >= 4)
2207             memcpy(data, text, 4);
2208         else {
2209             memcpy(data, text, size);
2210             memset(data + size, 0, 4 - size);
2211         }
2212
2213         for (size_t i(0); i != 4; ++i)
2214             if (isalpha(data[i]))
2215                 data[i] |= 0x20;
2216     }
2217
2218     if (offset == 0)
2219         if (data[0] == '@')
2220             data[0] = 0x7f;
2221         else
2222             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2223
2224     /* XXX: ntohl may be more honest */
2225     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2226 }
2227
2228 CYString &(*PackageName)(Package *self, SEL sel);
2229
2230 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2231     _profile(PackageNameCompare)
2232         CYString &lhi(PackageName(lhs, @selector(cyname)));
2233         CYString &rhi(PackageName(rhs, @selector(cyname)));
2234         CFStringRef lhn(lhi), rhn(rhi);
2235
2236         if (lhn == NULL)
2237             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2238         else if (rhn == NULL)
2239             return NSOrderedDescending;
2240
2241         _profile(PackageNameCompare$NumbersLast)
2242             if (!lhi.empty() && !rhi.empty()) {
2243                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2244                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2245                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2246                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2247                     return lha ? NSOrderedAscending : NSOrderedDescending;
2248             }
2249         _end
2250
2251         CFIndex length = CFStringGetLength(lhn);
2252
2253         _profile(PackageNameCompare$Compare)
2254             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2255         _end
2256     _end
2257 }
2258
2259 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2260     return PackageNameCompare(*lhs, *rhs, context);
2261 }
2262
2263 struct PackageNameOrdering :
2264     std::binary_function<Package *, Package *, bool>
2265 {
2266     _finline bool operator ()(Package *lhs, Package *rhs) const {
2267         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2268     }
2269 };
2270
2271 @implementation Package
2272
2273 - (NSString *) description {
2274     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2275 }
2276
2277 - (void) dealloc {
2278     if (parsed_ != NULL)
2279         delete parsed_;
2280     if (source_ != nil)
2281         [source_ release];
2282     if (tags_ != nil)
2283         [tags_ release];
2284     [super dealloc];
2285 }
2286
2287 + (NSString *) webScriptNameForSelector:(SEL)selector {
2288     if (false);
2289     else if (selector == @selector(clear))
2290         return @"clear";
2291     else if (selector == @selector(getField:))
2292         return @"getField";
2293     else if (selector == @selector(hasTag:))
2294         return @"hasTag";
2295     else if (selector == @selector(install))
2296         return @"install";
2297     else if (selector == @selector(remove))
2298         return @"remove";
2299     else
2300         return nil;
2301 }
2302
2303 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2304     return [self webScriptNameForSelector:selector] == nil;
2305 }
2306
2307 + (NSArray *) _attributeKeys {
2308     return [NSArray arrayWithObjects:
2309         @"applications",
2310         @"author",
2311         @"depiction",
2312         @"essential",
2313         @"homepage",
2314         @"icon",
2315         @"id",
2316         @"installed",
2317         @"latest",
2318         @"longDescription",
2319         @"longSection",
2320         @"maintainer",
2321         @"mode",
2322         @"name",
2323         @"purposes",
2324         @"relations",
2325         @"section",
2326         @"selection",
2327         @"shortDescription",
2328         @"shortSection",
2329         @"simpleSection",
2330         @"size",
2331         @"source",
2332         @"sponsor",
2333         @"state",
2334         @"support",
2335         @"tags",
2336         @"warnings",
2337     nil];
2338 }
2339
2340 - (NSArray *) attributeKeys {
2341     return [[self class] _attributeKeys];
2342 }
2343
2344 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2345     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2346 }
2347
2348 - (NSArray *) relations {
2349 @synchronized (database_) {
2350     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2351     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2352         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2353     return relations;
2354 } }
2355
2356 - (NSString *) getField:(NSString *)name {
2357 @synchronized (database_) {
2358     if ([database_ era] != era_ || file_.end())
2359         return nil;
2360
2361     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2362
2363     const char *start, *end;
2364     if (!parser.Find([name UTF8String], start, end))
2365         return (NSString *) [NSNull null];
2366
2367     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2368 } }
2369
2370 - (void) parse {
2371     if (parsed_ != NULL)
2372         return;
2373 @synchronized (database_) {
2374     if ([database_ era] != era_ || file_.end())
2375         return;
2376
2377     ParsedPackage *parsed(new ParsedPackage);
2378     parsed_ = parsed;
2379
2380     _profile(Package$parse)
2381         pkgRecords::Parser *parser;
2382
2383         _profile(Package$parse$Lookup)
2384             parser = &[database_ records]->Lookup(file_);
2385         _end
2386
2387         CYString website;
2388
2389         _profile(Package$parse$Find)
2390             struct {
2391                 const char *name_;
2392                 CYString *value_;
2393             } names[] = {
2394                 {"icon", &parsed->icon_},
2395                 {"depiction", &parsed->depiction_},
2396                 {"homepage", &parsed->homepage_},
2397                 {"website", &website},
2398                 {"bugs", &parsed->bugs_},
2399                 {"support", &parsed->support_},
2400                 {"sponsor", &parsed->sponsor_},
2401                 {"author", &parsed->author_},
2402             };
2403
2404             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2405                 const char *start, *end;
2406
2407                 if (parser->Find(names[i].name_, start, end)) {
2408                     CYString &value(*names[i].value_);
2409                     _profile(Package$parse$Value)
2410                         value.set(pool_, start, end - start);
2411                     _end
2412                 }
2413             }
2414         _end
2415
2416         _profile(Package$parse$Tagline)
2417             const char *start, *end;
2418             if (parser->ShortDesc(start, end)) {
2419                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2420                 if (stop == NULL)
2421                     stop = end;
2422                 while (stop != start && stop[-1] == '\r')
2423                     --stop;
2424                 parsed->tagline_.set(pool_, start, stop - start);
2425             }
2426         _end
2427
2428         _profile(Package$parse$Retain)
2429             if (parsed->homepage_.empty())
2430                 parsed->homepage_ = website;
2431             if (parsed->homepage_ == parsed->depiction_)
2432                 parsed->homepage_.clear();
2433         _end
2434     _end
2435 } }
2436
2437 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2438     if ((self = [super init]) != nil) {
2439     _profile(Package$initWithVersion)
2440         pool_ = pool;
2441
2442         database_ = database;
2443         era_ = [database era];
2444
2445         version_ = version;
2446
2447         pkgCache::PkgIterator iterator(version.ParentPkg());
2448         iterator_ = iterator;
2449
2450         _profile(Package$initWithVersion$Version)
2451             if (!version_.end())
2452                 file_ = version_.FileList();
2453             else {
2454                 pkgCache &cache([database_ cache]);
2455                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2456             }
2457         _end
2458
2459         _profile(Package$initWithVersion$Cache)
2460             name_.set(NULL, iterator.Display());
2461
2462             latest_.set(NULL, StripVersion_(version_.VerStr()));
2463
2464             pkgCache::VerIterator current(iterator.CurrentVer());
2465             if (!current.end())
2466                 installed_.set(NULL, StripVersion_(current.VerStr()));
2467         _end
2468
2469         _profile(Package$initWithVersion$Tags)
2470             pkgCache::TagIterator tag(iterator.TagList());
2471             if (!tag.end()) {
2472                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2473                 do {
2474                     const char *name(tag.Name());
2475                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2476
2477                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2478                         if (strcmp(name + 6, "enduser") == 0)
2479                             role_ = 1;
2480                         else if (strcmp(name + 6, "hacker") == 0)
2481                             role_ = 2;
2482                         else if (strcmp(name + 6, "developer") == 0)
2483                             role_ = 3;
2484                         else if (strcmp(name + 6, "cydia") == 0)
2485                             role_ = 7;
2486                         else
2487                             role_ = 4;
2488                     }
2489
2490                     if (strncmp(name, "cydia::", 7) == 0) {
2491                         if (strcmp(name + 7, "essential") == 0)
2492                             essential_ = true;
2493                         else if (strcmp(name + 7, "obsolete") == 0)
2494                             obsolete_ = true;
2495                     }
2496
2497                     ++tag;
2498                 } while (!tag.end());
2499             }
2500         _end
2501
2502         _profile(Package$initWithVersion$Metadata)
2503             const char *mixed(iterator.Name());
2504             size_t size(strlen(mixed));
2505             char lower[size + 1];
2506
2507             for (size_t i(0); i != size; ++i)
2508                 lower[i] = mixed[i] | 0x20;
2509             lower[size] = '\0';
2510
2511             PackageValue *metadata(PackageFind(lower, size));
2512             metadata_ = metadata;
2513
2514             id_.set(NULL, metadata->name_, size);
2515
2516             const char *latest(version_.VerStr());
2517             size_t length(strlen(latest));
2518
2519             uint16_t vhash(hashlittle(latest, length));
2520
2521             size_t capped(std::min<size_t>(8, length));
2522             latest = latest + length - capped;
2523
2524             if (metadata->first_ == 0)
2525                 metadata->first_ = now_;
2526
2527             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2528                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2529                 metadata->vhash_ = vhash;
2530                 metadata->last_ = now_;
2531             } else if (metadata->last_ == 0)
2532                 metadata->last_ = metadata->first_;
2533         _end
2534
2535         _profile(Package$initWithVersion$Section)
2536             section_ = iterator.Section();
2537         _end
2538
2539         _profile(Package$initWithVersion$Flags)
2540             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2541             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2542         _end
2543     _end } return self;
2544 }
2545
2546 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2547     pkgCache::VerIterator version;
2548
2549     _profile(Package$packageWithIterator$GetCandidateVer)
2550         version = [database policy]->GetCandidateVer(iterator);
2551     _end
2552
2553     if (version.end())
2554         return nil;
2555
2556     Package *package;
2557
2558     _profile(Package$packageWithIterator$Allocate)
2559         package = [Package allocWithZone:zone];
2560     _end
2561
2562     _profile(Package$packageWithIterator$Initialize)
2563         package = [package
2564             initWithVersion:version
2565             withZone:zone
2566             inPool:pool
2567             database:database
2568         ];
2569     _end
2570
2571     _profile(Package$packageWithIterator$Autorelease)
2572         package = [package autorelease];
2573     _end
2574
2575     return package;
2576 }
2577
2578 - (pkgCache::PkgIterator) iterator {
2579     return iterator_;
2580 }
2581
2582 - (NSString *) section {
2583     if (section$_ == nil) {
2584         if (section_ == NULL)
2585             return nil;
2586
2587         _profile(Package$section$mappedSectionForPointer)
2588             section$_ = [database_ mappedSectionForPointer:section_];
2589         _end
2590     } return section$_;
2591 }
2592
2593 - (NSString *) simpleSection {
2594     if (NSString *section = [self section])
2595         return Simplify(section);
2596     else
2597         return nil;
2598 }
2599
2600 - (NSString *) longSection {
2601     return LocalizeSection([self section]);
2602 }
2603
2604 - (NSString *) shortSection {
2605     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2606 }
2607
2608 - (NSString *) uri {
2609     return nil;
2610 #if 0
2611     pkgIndexFile *index;
2612     pkgCache::PkgFileIterator file(file_.File());
2613     if (![database_ list].FindIndex(file, index))
2614         return nil;
2615     return [NSString stringWithUTF8String:iterator_->Path];
2616     //return [NSString stringWithUTF8String:file.Site()];
2617     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2618 #endif
2619 }
2620
2621 - (Address *) maintainer {
2622 @synchronized (database_) {
2623     if ([database_ era] != era_ || file_.end())
2624         return nil;
2625
2626     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2627     const std::string &maintainer(parser->Maintainer());
2628     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2629 } }
2630
2631 - (size_t) size {
2632 @synchronized (database_) {
2633     if ([database_ era] != era_ || version_.end())
2634         return 0;
2635
2636     return version_->InstalledSize;
2637 } }
2638
2639 - (NSString *) longDescription {
2640 @synchronized (database_) {
2641     if ([database_ era] != era_ || file_.end())
2642         return nil;
2643
2644     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2645     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2646
2647     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2648     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2649     if ([lines count] < 2)
2650         return nil;
2651
2652     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2653     for (size_t i(1), e([lines count]); i != e; ++i) {
2654         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2655         [trimmed addObject:trim];
2656     }
2657
2658     return [trimmed componentsJoinedByString:@"\n"];
2659 } }
2660
2661 - (NSString *) shortDescription {
2662     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2663 }
2664
2665 - (unichar) index {
2666     _profile(Package$index)
2667         CFStringRef name((CFStringRef) [self name]);
2668         if (CFStringGetLength(name) == 0)
2669             return '#';
2670         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2671         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2672             return '#';
2673         return toupper(character);
2674     _end
2675 }
2676
2677 - (PackageValue *) metadata {
2678     return metadata_;
2679 }
2680
2681 - (time_t) seen {
2682     PackageValue *metadata([self metadata]);
2683     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2684 }
2685
2686 - (bool) subscribed {
2687     return [self metadata]->subscribed_;
2688 }
2689
2690 - (bool) setSubscribed:(bool)subscribed {
2691     PackageValue *metadata([self metadata]);
2692     if (metadata->subscribed_ == subscribed)
2693         return false;
2694     metadata->subscribed_ = subscribed;
2695     return true;
2696 }
2697
2698 - (BOOL) ignored {
2699     return ignored_;
2700 }
2701
2702 - (NSString *) latest {
2703     return latest_;
2704 }
2705
2706 - (NSString *) installed {
2707     return installed_;
2708 }
2709
2710 - (BOOL) uninstalled {
2711     return installed_.empty();
2712 }
2713
2714 - (BOOL) valid {
2715     return !version_.end();
2716 }
2717
2718 - (BOOL) upgradableAndEssential:(BOOL)essential {
2719     _profile(Package$upgradableAndEssential)
2720         pkgCache::VerIterator current(iterator_.CurrentVer());
2721         if (current.end())
2722             return essential && essential_;
2723         else
2724             return !version_.end() && version_ != current;
2725     _end
2726 }
2727
2728 - (BOOL) essential {
2729     return essential_;
2730 }
2731
2732 - (BOOL) broken {
2733     return [database_ cache][iterator_].InstBroken();
2734 }
2735
2736 - (BOOL) unfiltered {
2737     _profile(Package$unfiltered$obsolete)
2738         if (_unlikely(obsolete_))
2739             return false;
2740     _end
2741
2742     _profile(Package$unfiltered$hasSupportingRole)
2743         if (_unlikely(![self hasSupportingRole]))
2744             return false;
2745     _end
2746
2747     return true;
2748 }
2749
2750 - (BOOL) visible {
2751     if (![self unfiltered])
2752         return false;
2753
2754     NSString *section;
2755
2756     _profile(Package$visible$section)
2757         section = [self section];
2758     _end
2759
2760     _profile(Package$visible$isSectionVisible)
2761         if (!isSectionVisible(section))
2762             return false;
2763     _end
2764
2765     return true;
2766 }
2767
2768 - (BOOL) half {
2769     unsigned char current(iterator_->CurrentState);
2770     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2771 }
2772
2773 - (BOOL) halfConfigured {
2774     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2775 }
2776
2777 - (BOOL) halfInstalled {
2778     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2779 }
2780
2781 - (BOOL) hasMode {
2782     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2783     return state.Mode != pkgDepCache::ModeKeep;
2784 }
2785
2786 - (NSString *) mode {
2787     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2788
2789     switch (state.Mode) {
2790         case pkgDepCache::ModeDelete:
2791             if ((state.iFlags & pkgDepCache::Purge) != 0)
2792                 return @"PURGE";
2793             else
2794                 return @"REMOVE";
2795         case pkgDepCache::ModeKeep:
2796             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2797                 return @"REINSTALL";
2798             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2799                 return nil;*/
2800             else
2801                 return nil;
2802         case pkgDepCache::ModeInstall:
2803             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2804                 return @"REINSTALL";
2805             else*/ switch (state.Status) {
2806                 case -1:
2807                     return @"DOWNGRADE";
2808                 case 0:
2809                     return @"INSTALL";
2810                 case 1:
2811                     return @"UPGRADE";
2812                 case 2:
2813                     return @"NEW_INSTALL";
2814                 _nodefault
2815             }
2816         _nodefault
2817     }
2818 }
2819
2820 - (NSString *) id {
2821     return id_;
2822 }
2823
2824 - (NSString *) name {
2825     return name_.empty() ? id_ : name_;
2826 }
2827
2828 - (UIImage *) icon {
2829     NSString *section = [self simpleSection];
2830
2831     UIImage *icon(nil);
2832     if (parsed_ != NULL)
2833         if (NSString *href = parsed_->icon_)
2834             if ([href hasPrefix:@"file:///"])
2835                 // XXX: correct escaping
2836                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2837     if (icon == nil) if (section != nil)
2838         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2839     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2840         if ([dicon hasPrefix:@"file:///"])
2841             // XXX: correct escaping
2842             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2843     if (icon == nil)
2844         icon = [UIImage applicationImageNamed:@"unknown.png"];
2845     return icon;
2846 }
2847
2848 - (NSString *) homepage {
2849     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2850 }
2851
2852 - (NSString *) depiction {
2853     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2854 }
2855
2856 - (Address *) sponsor {
2857     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2858 }
2859
2860 - (Address *) author {
2861     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2862 }
2863
2864 - (NSString *) support {
2865     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2866 }
2867
2868 - (NSArray *) files {
2869     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2870     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2871
2872     std::ifstream fin;
2873     fin.open([path UTF8String]);
2874     if (!fin.is_open())
2875         return nil;
2876
2877     std::string line;
2878     while (std::getline(fin, line))
2879         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2880
2881     return files;
2882 }
2883
2884 - (NSString *) state {
2885 @synchronized (database_) {
2886     if ([database_ era] != era_ || file_.end())
2887         return nil;
2888
2889     switch (iterator_->CurrentState) {
2890         case pkgCache::State::NotInstalled:
2891             return @"NotInstalled";
2892         case pkgCache::State::UnPacked:
2893             return @"UnPacked";
2894         case pkgCache::State::HalfConfigured:
2895             return @"HalfConfigured";
2896         case pkgCache::State::HalfInstalled:
2897             return @"HalfInstalled";
2898         case pkgCache::State::ConfigFiles:
2899             return @"ConfigFiles";
2900         case pkgCache::State::Installed:
2901             return @"Installed";
2902         case pkgCache::State::TriggersAwaited:
2903             return @"TriggersAwaited";
2904         case pkgCache::State::TriggersPending:
2905             return @"TriggersPending";
2906     }
2907
2908     return (NSString *) [NSNull null];
2909 } }
2910
2911 - (NSString *) selection {
2912 @synchronized (database_) {
2913     if ([database_ era] != era_ || file_.end())
2914         return nil;
2915
2916     switch (iterator_->SelectedState) {
2917         case pkgCache::State::Unknown:
2918             return @"Unknown";
2919         case pkgCache::State::Install:
2920             return @"Install";
2921         case pkgCache::State::Hold:
2922             return @"Hold";
2923         case pkgCache::State::DeInstall:
2924             return @"DeInstall";
2925         case pkgCache::State::Purge:
2926             return @"Purge";
2927     }
2928
2929     return (NSString *) [NSNull null];
2930 } }
2931
2932 - (NSArray *) warnings {
2933     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2934     const char *name(iterator_.Name());
2935
2936     size_t length(strlen(name));
2937     if (length < 2) invalid:
2938         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2939     else for (size_t i(0); i != length; ++i)
2940         if (
2941             /* XXX: technically this is not allowed */
2942             (name[i] < 'A' || name[i] > 'Z') &&
2943             (name[i] < 'a' || name[i] > 'z') &&
2944             (name[i] < '0' || name[i] > '9') &&
2945             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2946         ) goto invalid;
2947
2948     if (strcmp(name, "cydia") != 0) {
2949         bool cydia = false;
2950         bool user = false;
2951         bool _private = false;
2952         bool stash = false;
2953
2954         bool repository = [[self section] isEqualToString:@"Repositories"];
2955
2956         if (NSArray *files = [self files])
2957             for (NSString *file in files)
2958                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2959                     cydia = true;
2960                 else if (!user && [file isEqualToString:@"/User"])
2961                     user = true;
2962                 else if (!_private && [file isEqualToString:@"/private"])
2963                     _private = true;
2964                 else if (!stash && [file isEqualToString:@"/var/stash"])
2965                     stash = true;
2966
2967         /* XXX: this is not sensitive enough. only some folders are valid. */
2968         if (cydia && !repository)
2969             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2970         if (user)
2971             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2972         if (_private)
2973             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2974         if (stash)
2975             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2976     }
2977
2978     return [warnings count] == 0 ? nil : warnings;
2979 }
2980
2981 - (NSArray *) applications {
2982     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2983
2984     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2985
2986     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2987     if (NSArray *files = [self files])
2988         for (NSString *file in files)
2989             if (application_r(file)) {
2990                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2991                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2992                 if ([id isEqualToString:me])
2993                     continue;
2994
2995                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2996                 if (display == nil)
2997                     display = application_r[1];
2998
2999                 NSString *bundle([file stringByDeletingLastPathComponent]);
3000                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3001                 if (icon == nil || [icon length] == 0)
3002                     icon = @"icon.png";
3003                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3004
3005                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3006                 [applications addObject:application];
3007
3008                 [application addObject:id];
3009                 [application addObject:display];
3010                 [application addObject:url];
3011             }
3012
3013     return [applications count] == 0 ? nil : applications;
3014 }
3015
3016 - (Source *) source {
3017     if (source_ == nil) {
3018         @synchronized (database_) {
3019             if ([database_ era] != era_ || file_.end())
3020                 source_ = (Source *) [NSNull null];
3021             else
3022                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
3023         }
3024     }
3025
3026     return source_ == (Source *) [NSNull null] ? nil : source_;
3027 }
3028
3029 - (BOOL) matches:(NSString *)text {
3030     if (text == nil)
3031         return NO;
3032
3033     NSRange range;
3034
3035     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
3036     if (range.location != NSNotFound)
3037         return YES;
3038
3039     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
3040     if (range.location != NSNotFound)
3041         return YES;
3042
3043     [self parse];
3044
3045     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
3046     if (range.location != NSNotFound)
3047         return YES;
3048
3049     return NO;
3050 }
3051
3052 - (bool) hasSupportingRole {
3053     if (role_ == 0)
3054         return true;
3055     if (role_ == 1)
3056         return true;
3057     if ([Role_ isEqualToString:@"User"])
3058         return false;
3059     if (role_ == 2)
3060         return true;
3061     if ([Role_ isEqualToString:@"Hacker"])
3062         return false;
3063     if (role_ == 3)
3064         return true;
3065     if ([Role_ isEqualToString:@"Developer"])
3066         return false;
3067     _assert(false);
3068 }
3069
3070 - (NSArray *) tags {
3071     return tags_;
3072 }
3073
3074 - (BOOL) hasTag:(NSString *)tag {
3075     return tags_ == nil ? NO : [tags_ containsObject:tag];
3076 }
3077
3078 - (NSString *) primaryPurpose {
3079     for (NSString *tag in tags_)
3080         if ([tag hasPrefix:@"purpose::"])
3081             return [tag substringFromIndex:9];
3082     return nil;
3083 }
3084
3085 - (NSArray *) purposes {
3086     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3087     for (NSString *tag in tags_)
3088         if ([tag hasPrefix:@"purpose::"])
3089             [purposes addObject:[tag substringFromIndex:9]];
3090     return [purposes count] == 0 ? nil : purposes;
3091 }
3092
3093 - (bool) isCommercial {
3094     return [self hasTag:@"cydia::commercial"];
3095 }
3096
3097 - (void) setIndex:(size_t)index {
3098     if (metadata_->index_ != index)
3099         metadata_->index_ = index;
3100 }
3101
3102 - (CYString &) cyname {
3103     return name_.empty() ? id_ : name_;
3104 }
3105
3106 - (uint32_t) compareBySection:(NSArray *)sections {
3107     NSString *section([self section]);
3108     for (size_t i(0), e([sections count]); i != e; ++i) {
3109         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3110             return i;
3111     }
3112
3113     return _not(uint32_t);
3114 }
3115
3116 - (void) clear {
3117 @synchronized (database_) {
3118     pkgProblemResolver *resolver = [database_ resolver];
3119     resolver->Clear(iterator_);
3120
3121     pkgCacheFile &cache([database_ cache]);
3122     cache->SetReInstall(iterator_, false);
3123     cache->MarkKeep(iterator_, false);
3124 } }
3125
3126 - (void) install {
3127 @synchronized (database_) {
3128     pkgProblemResolver *resolver = [database_ resolver];
3129     resolver->Clear(iterator_);
3130     resolver->Protect(iterator_);
3131
3132     pkgCacheFile &cache([database_ cache]);
3133     cache->SetReInstall(iterator_, false);
3134     cache->MarkInstall(iterator_, false);
3135
3136     pkgDepCache::StateCache &state((*cache)[iterator_]);
3137     if (!state.Install())
3138         cache->SetReInstall(iterator_, true);
3139 } }
3140
3141 - (void) remove {
3142 @synchronized (database_) {
3143     pkgProblemResolver *resolver = [database_ resolver];
3144     resolver->Clear(iterator_);
3145     resolver->Remove(iterator_);
3146     resolver->Protect(iterator_);
3147
3148     pkgCacheFile &cache([database_ cache]);
3149     cache->SetReInstall(iterator_, false);
3150     cache->MarkDelete(iterator_, true);
3151 } }
3152
3153 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3154     _profile(Package$isUnfilteredAndSearchedForBy)
3155         bool value(true);
3156
3157         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3158             value &= [self unfiltered];
3159         _end
3160
3161         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3162             value &= [self matches:search];
3163         _end
3164
3165         return value;
3166     _end
3167 }
3168
3169 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3170     if ([search length] == 0)
3171         return false;
3172
3173     _profile(Package$isUnfilteredAndSelectedForBy)
3174         bool value(true);
3175
3176         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3177             value &= [self unfiltered];
3178         _end
3179
3180         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3181             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3182         _end
3183
3184         return value;
3185     _end
3186 }
3187
3188 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3189     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3190 }
3191
3192 - (bool) isVisibleInSection:(NSString *)name {
3193     NSString *section([self section]);
3194
3195     return (
3196         name == nil ||
3197         section == nil && [name length] == 0 ||
3198         [name isEqualToString:section]
3199     ) && [self visible];
3200 }
3201
3202 - (bool) isVisibleInSource:(Source *)source {
3203     return [self source] == source && [self visible];
3204 }
3205
3206 @end
3207 /* }}} */
3208 /* Section Class {{{ */
3209 @interface Section : NSObject {
3210     NSString *name_;
3211     unichar index_;
3212     size_t row_;
3213     size_t count_;
3214     NSString *localized_;
3215 }
3216
3217 - (NSComparisonResult) compareByLocalized:(Section *)section;
3218 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3219 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3220 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3221 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3222 - (NSString *) name;
3223 - (unichar) index;
3224
3225 - (size_t) row;
3226 - (size_t) count;
3227
3228 - (void) addToRow;
3229 - (void) addToCount;
3230
3231 - (void) setCount:(size_t)count;
3232 - (NSString *) localized;
3233
3234 @end
3235
3236 @implementation Section
3237
3238 - (void) dealloc {
3239     [name_ release];
3240     if (localized_ != nil)
3241         [localized_ release];
3242     [super dealloc];
3243 }
3244
3245 - (NSComparisonResult) compareByLocalized:(Section *)section {
3246     NSString *lhs(localized_);
3247     NSString *rhs([section localized]);
3248
3249     /*if ([lhs length] != 0 && [rhs length] != 0) {
3250         unichar lhc = [lhs characterAtIndex:0];
3251         unichar rhc = [rhs characterAtIndex:0];
3252
3253         if (isalpha(lhc) && !isalpha(rhc))
3254             return NSOrderedAscending;
3255         else if (!isalpha(lhc) && isalpha(rhc))
3256             return NSOrderedDescending;
3257     }*/
3258
3259     return [lhs compare:rhs options:LaxCompareOptions_];
3260 }
3261
3262 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3263     if ((self = [self initWithName:name localize:NO]) != nil) {
3264         if (localized != nil)
3265             localized_ = [localized retain];
3266     } return self;
3267 }
3268
3269 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3270     return [self initWithName:name row:0 localize:localize];
3271 }
3272
3273 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3274     if ((self = [super init]) != nil) {
3275         name_ = [name retain];
3276         index_ = '\0';
3277         row_ = row;
3278         if (localize)
3279             localized_ = [LocalizeSection(name_) retain];
3280     } return self;
3281 }
3282
3283 /* XXX: localize the index thingees */
3284 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3285     if ((self = [super init]) != nil) {
3286         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3287         index_ = index;
3288         row_ = row;
3289     } return self;
3290 }
3291
3292 - (NSString *) name {
3293     return name_;
3294 }
3295
3296 - (unichar) index {
3297     return index_;
3298 }
3299
3300 - (size_t) row {
3301     return row_;
3302 }
3303
3304 - (size_t) count {
3305     return count_;
3306 }
3307
3308 - (void) addToRow {
3309     ++row_;
3310 }
3311
3312 - (void) addToCount {
3313     ++count_;
3314 }
3315
3316 - (void) setCount:(size_t)count {
3317     count_ = count;
3318 }
3319
3320 - (NSString *) localized {
3321     return localized_;
3322 }
3323
3324 @end
3325 /* }}} */
3326
3327 static NSString *Colon_;
3328 static NSString *Elision_;
3329 static NSString *Error_;
3330 static NSString *Warning_;
3331
3332 /* Database Implementation {{{ */
3333 @implementation Database
3334
3335 + (Database *) sharedInstance {
3336     static Database *instance;
3337     if (instance == nil)
3338         instance = [[Database alloc] init];
3339     return instance;
3340 }
3341
3342 - (unsigned) era {
3343     return era_;
3344 }
3345
3346 - (void) releasePackages {
3347     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3348     CFArrayRemoveAllValues(packages_);
3349 }
3350
3351 - (void) dealloc {
3352     // XXX: actually implement this thing
3353     _assert(false);
3354     [sourceList_ release];
3355     [self releasePackages];
3356     apr_pool_destroy(pool_);
3357     NSRecycleZone(zone_);
3358     [super dealloc];
3359 }
3360
3361 - (void) _readCydia:(NSNumber *)fd { _pooled
3362     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3363     std::istream is(&ib);
3364     std::string line;
3365
3366     static Pcre finish_r("^finish:([^:]*)$");
3367
3368     while (std::getline(is, line)) {
3369         const char *data(line.c_str());
3370         size_t size = line.size();
3371         lprintf("C:%s\n", data);
3372
3373         if (finish_r(data, size)) {
3374             NSString *finish = finish_r[1];
3375             int index = [Finishes_ indexOfObject:finish];
3376             if (index != INT_MAX && index > Finish_)
3377                 Finish_ = index;
3378         }
3379     }
3380
3381     _assume(false);
3382 }
3383
3384 - (void) _readStatus:(NSNumber *)fd { _pooled
3385     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3386     std::istream is(&ib);
3387     std::string line;
3388
3389     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3390     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3391
3392     while (std::getline(is, line)) {
3393         const char *data(line.c_str());
3394         size_t size(line.size());
3395         lprintf("S:%s\n", data);
3396
3397         if (conffile_r(data, size)) {
3398             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3399             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3400         } else if (strncmp(data, "status: ", 8) == 0) {
3401             // status: <package>: {unpacked,half-configured,installed}
3402             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3403             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3404         } else if (strncmp(data, "processing: ", 12) == 0) {
3405             // processing: configure: config-test
3406             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3407             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3408         } else if (pmstatus_r(data, size)) {
3409             std::string type([pmstatus_r[1] UTF8String]);
3410
3411             NSString *package = pmstatus_r[2];
3412             if ([package isEqualToString:@"dpkg-exec"])
3413                 package = nil;
3414
3415             float percent([pmstatus_r[3] floatValue]);
3416             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3417
3418             NSString *string = pmstatus_r[4];
3419
3420             if (type == "pmerror") {
3421                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3422                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3423             } else if (type == "pmstatus") {
3424                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3425                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3426             } else if (type == "pmconffile")
3427                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3428             else
3429                 lprintf("E:unknown pmstatus\n");
3430         } else
3431             lprintf("E:unknown status\n");
3432     }
3433
3434     _assume(false);
3435 }
3436
3437 - (void) _readOutput:(NSNumber *)fd { _pooled
3438     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3439     std::istream is(&ib);
3440     std::string line;
3441
3442     while (std::getline(is, line)) {
3443         lprintf("O:%s\n", line.c_str());
3444
3445         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3446         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3447     }
3448
3449     _assume(false);
3450 }
3451
3452 - (FILE *) input {
3453     return input_;
3454 }
3455
3456 - (Package *) packageWithName:(NSString *)name {
3457 @synchronized (self) {
3458     if (static_cast<pkgDepCache *>(cache_) == NULL)
3459         return nil;
3460     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3461     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3462 } }
3463
3464 - (id) init {
3465     if ((self = [super init]) != nil) {
3466         policy_ = NULL;
3467         records_ = NULL;
3468         resolver_ = NULL;
3469         fetcher_ = NULL;
3470         lock_ = NULL;
3471
3472         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3473         apr_pool_create(&pool_, NULL);
3474
3475         size_t capacity(MetaFile_->active_);
3476         if (capacity == 0)
3477             capacity = 16384;
3478         else
3479             capacity += 1024;
3480
3481         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3482         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3483
3484         int fds[2];
3485
3486         _assert(pipe(fds) != -1);
3487         cydiafd_ = fds[1];
3488
3489         _config->Set("APT::Keep-Fds::", cydiafd_);
3490         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3491
3492         [NSThread
3493             detachNewThreadSelector:@selector(_readCydia:)
3494             toTarget:self
3495             withObject:[NSNumber numberWithInt:fds[0]]
3496         ];
3497
3498         _assert(pipe(fds) != -1);
3499         statusfd_ = fds[1];
3500
3501         [NSThread
3502             detachNewThreadSelector:@selector(_readStatus:)
3503             toTarget:self
3504             withObject:[NSNumber numberWithInt:fds[0]]
3505         ];
3506
3507         _assert(pipe(fds) != -1);
3508         _assert(dup2(fds[0], 0) != -1);
3509         _assert(close(fds[0]) != -1);
3510
3511         input_ = fdopen(fds[1], "a");
3512
3513         _assert(pipe(fds) != -1);
3514         _assert(dup2(fds[1], 1) != -1);
3515         _assert(close(fds[1]) != -1);
3516
3517         [NSThread
3518             detachNewThreadSelector:@selector(_readOutput:)
3519             toTarget:self
3520             withObject:[NSNumber numberWithInt:fds[0]]
3521         ];
3522     } return self;
3523 }
3524
3525 - (pkgCacheFile &) cache {
3526     return cache_;
3527 }
3528
3529 - (pkgDepCache::Policy *) policy {
3530     return policy_;
3531 }
3532
3533 - (pkgRecords *) records {
3534     return records_;
3535 }
3536
3537 - (pkgProblemResolver *) resolver {
3538     return resolver_;
3539 }
3540
3541 - (pkgAcquire &) fetcher {
3542     return *fetcher_;
3543 }
3544
3545 - (pkgSourceList &) list {
3546     return *list_;
3547 }
3548
3549 - (NSArray *) packages {
3550     return (NSArray *) packages_;
3551 }
3552
3553 - (NSArray *) sources {
3554     return sourceList_;
3555 }
3556
3557 - (Source *) sourceWithKey:(NSString *)key {
3558     for (Source *source in [self sources]) {
3559         if ([[source key] isEqualToString:key])
3560             return source;
3561     } return nil;
3562 }
3563
3564 - (bool) popErrorWithTitle:(NSString *)title {
3565     bool fatal(false);
3566
3567     while (!_error->empty()) {
3568         std::string error;
3569         bool warning(!_error->PopMessage(error));
3570         if (!warning)
3571             fatal = true;
3572
3573         for (;;) {
3574             size_t size(error.size());
3575             if (size == 0 || error[size - 1] != '\n')
3576                 break;
3577             error.resize(size - 1);
3578         }
3579
3580         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3581
3582         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3583     }
3584
3585     return fatal;
3586 }
3587
3588 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3589     return [self popErrorWithTitle:title] || !success;
3590 }
3591
3592 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3593 @synchronized (self) {
3594     ++era_;
3595
3596     [self releasePackages];
3597
3598     sourceMap_.clear();
3599     [sourceList_ removeAllObjects];
3600
3601     _error->Discard();
3602
3603     delete list_;
3604     list_ = NULL;
3605     manager_ = NULL;
3606     delete lock_;
3607     lock_ = NULL;
3608     delete fetcher_;
3609     fetcher_ = NULL;
3610     delete resolver_;
3611     resolver_ = NULL;
3612     delete records_;
3613     records_ = NULL;
3614     delete policy_;
3615     policy_ = NULL;
3616
3617     cache_.Close();
3618
3619     apr_pool_clear(pool_);
3620
3621     NSRecycleZone(zone_);
3622     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3623
3624     int chk(creat("/tmp/cydia.chk", 0644));
3625     if (chk != -1)
3626         close(chk);
3627
3628     if (invocation != nil)
3629         [invocation invoke];
3630
3631     NSString *title(UCLocalize("DATABASE"));
3632
3633     _trace();
3634     OpProgress progress;
3635     while (!cache_.Open(progress, true)) { pop:
3636         std::string error;
3637         bool warning(!_error->PopMessage(error));
3638         lprintf("cache_.Open():[%s]\n", error.c_str());
3639
3640         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3641             [delegate_ repairWithSelector:@selector(configure)];
3642         else if (error == "The package lists or status file could not be parsed or opened.")
3643             [delegate_ repairWithSelector:@selector(update)];
3644         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3645         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3646         // else if (error == "Malformed Status line")
3647         // else if (error == "The list of sources could not be read.")
3648         else {
3649             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3650             return;
3651         }
3652
3653         if (warning)
3654             goto pop;
3655         _error->Discard();
3656     }
3657     _trace();
3658
3659     unlink("/tmp/cydia.chk");
3660
3661     now_ = [[NSDate date] timeIntervalSince1970];
3662
3663     policy_ = new pkgDepCache::Policy();
3664     records_ = new pkgRecords(cache_);
3665     resolver_ = new pkgProblemResolver(cache_);
3666     fetcher_ = new pkgAcquire(&status_);
3667     lock_ = NULL;
3668
3669     list_ = new pkgSourceList();
3670     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3671         return;
3672
3673     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3674         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3675         return;
3676     }
3677
3678     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3679         return;
3680
3681     if (cache_->BrokenCount() != 0) {
3682         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3683             return;
3684
3685         if (cache_->BrokenCount() != 0) {
3686             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3687             return;
3688         }
3689
3690         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3691             return;
3692     }
3693
3694     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3695         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3696         [sourceList_ addObject:object];
3697
3698         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3699         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3700             // XXX: this could be more intelligent
3701             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3702                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3703                 if (!cached.end())
3704                     sourceMap_[cached->ID] = object;
3705             }
3706     }
3707
3708     {
3709         /*std::vector<Package *> packages;
3710         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3711         [packages_ release];
3712         packages_ = nil;*/
3713
3714         _trace();
3715
3716         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3717             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3718                 //packages.push_back(package);
3719                 CFArrayAppendValue(packages_, [package retain]);
3720
3721         _trace();
3722
3723         /*if (packages.empty())
3724             packages_ = [[NSArray alloc] init];
3725         else
3726             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3727         _trace();*/
3728
3729         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3730         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3731         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3732
3733         /*_trace();
3734         PrintTimes();
3735         _trace();*/
3736
3737         _trace();
3738
3739         /*if (!packages.empty())
3740             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3741         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3742
3743         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3744
3745         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3746
3747         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3748
3749         _trace();
3750
3751         size_t count(CFArrayGetCount(packages_));
3752         MetaFile_->active_ = count;
3753
3754         for (size_t index(0); index != count; ++index)
3755             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3756
3757         _trace();
3758     }
3759 } } CYPoolEnd() _trace(); }
3760
3761 - (void) clear {
3762 @synchronized (self) {
3763     delete resolver_;
3764     resolver_ = new pkgProblemResolver(cache_);
3765
3766     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3767         if (!cache_[iterator].Keep())
3768             cache_->MarkKeep(iterator, false);
3769         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3770             cache_->SetReInstall(iterator, false);
3771 } }
3772
3773 - (void) configure {
3774     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3775     _trace();
3776     system([dpkg UTF8String]);
3777     _trace();
3778 }
3779
3780 - (bool) clean {
3781     // XXX: I don't remember this condition
3782     if (lock_ != NULL)
3783         return false;
3784
3785     FileFd Lock;
3786     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3787
3788     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3789
3790     if ([self popErrorWithTitle:title])
3791         return false;
3792
3793     pkgAcquire fetcher;
3794     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3795
3796     class LogCleaner :
3797         public pkgArchiveCleaner
3798     {
3799       protected:
3800         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3801             unlink(File);
3802         }
3803     } cleaner;
3804
3805     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3806         return false;
3807
3808     return true;
3809 }
3810
3811 - (bool) prepare {
3812     fetcher_->Shutdown();
3813
3814     pkgRecords records(cache_);
3815
3816     lock_ = new FileFd();
3817     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3818
3819     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3820
3821     if ([self popErrorWithTitle:title])
3822         return false;
3823
3824     pkgSourceList list;
3825     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3826         return false;
3827
3828     manager_ = (_system->CreatePM(cache_));
3829     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3830         return false;
3831
3832     return true;
3833 }
3834
3835 - (void) perform {
3836     bool substrate(RestartSubstrate_);
3837     RestartSubstrate_ = false;
3838
3839     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3840
3841     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3842         pkgSourceList list;
3843         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3844             return;
3845         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3846             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3847     }
3848
3849     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3850
3851     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3852         _trace();
3853         [self popErrorWithTitle:title];
3854         return;
3855     }
3856
3857     bool failed = false;
3858     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3859         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3860             continue;
3861         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3862             continue;
3863
3864         failed = true;
3865     }
3866
3867     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3868
3869     if (failed) {
3870         _trace();
3871         return;
3872     }
3873
3874     if (substrate)
3875         RestartSubstrate_ = true;
3876
3877     _system->UnLock();
3878     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3879
3880     if (_error->PendingError()) {
3881         _trace();
3882         return;
3883     }
3884
3885     if (result == pkgPackageManager::Failed) {
3886         _trace();
3887         return;
3888     }
3889
3890     if (result != pkgPackageManager::Completed) {
3891         _trace();
3892         return;
3893     }
3894
3895     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3896         pkgSourceList list;
3897         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3898             return;
3899         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3900             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3901     }
3902
3903     if (![before isEqualToArray:after])
3904         [self update];
3905 }
3906
3907 - (bool) upgrade {
3908     NSString *title(UCLocalize("UPGRADE"));
3909     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3910         return false;
3911     return true;
3912 }
3913
3914 - (void) update {
3915     [self updateWithStatus:status_];
3916 }
3917
3918 - (void) updateWithStatus:(Status &)status {
3919     NSString *title(UCLocalize("REFRESHING_DATA"));
3920
3921     pkgSourceList list;
3922     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3923         return;
3924
3925     FileFd lock;
3926     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3927     if ([self popErrorWithTitle:title])
3928         return;
3929
3930     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3931
3932     bool success(ListUpdate(status, list, PulseInterval_));
3933     if (status.WasCancelled())
3934         _error->Discard();
3935     else
3936         [self popErrorWithTitle:title forOperation:success];
3937
3938     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3939
3940     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3941     Changed_ = true;
3942 }
3943
3944 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3945     delegate_ = delegate;
3946 }
3947
3948 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3949     progress_ = delegate;
3950     status_.setDelegate(delegate);
3951 }
3952
3953 - (NSObject<ProgressDelegate> *) progressDelegate {
3954     return progress_;
3955 }
3956
3957 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3958     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3959     return i == sourceMap_.end() ? nil : i->second;
3960 }
3961
3962 - (NSString *) mappedSectionForPointer:(const char *)section {
3963     _H<NSString> *mapped;
3964
3965     _profile(Database$mappedSectionForPointer$Cache)
3966         mapped = &sections_[section];
3967     _end
3968
3969     if (*mapped == NULL) {
3970         size_t length(strlen(section));
3971         char spaced[length + 1];
3972
3973         _profile(Database$mappedSectionForPointer$Replace)
3974             for (size_t index(0); index != length; ++index)
3975                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3976             spaced[length] = '\0';
3977         _end
3978
3979         NSString *string;
3980
3981         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3982             string = [NSString stringWithUTF8String:spaced];
3983         _end
3984
3985         _profile(Database$mappedSectionForPointer$Map)
3986             string = [SectionMap_ objectForKey:string] ?: string;
3987         _end
3988
3989         *mapped = string;
3990     } return *mapped;
3991 }
3992
3993 @end
3994 /* }}} */
3995
3996 static NSMutableSet *Diversions_;
3997
3998 @interface Diversion : NSObject {
3999     Pcre pattern_;
4000     _H<NSString> key_;
4001     _H<NSString> format_;
4002 }
4003
4004 @end
4005
4006 @implementation Diversion
4007
4008 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4009     if ((self = [super init]) != nil) {
4010         pattern_ = [from UTF8String];
4011         key_ = from;
4012         format_ = to;
4013     } return self;
4014 }
4015
4016 - (NSString *) divert:(NSString *)url {
4017     return !pattern_(url) ? nil : pattern_->*format_;
4018 }
4019
4020 + (NSURL *) divertURL:(NSURL *)url {
4021   divert:
4022     NSString *href([url absoluteString]);
4023
4024     for (Diversion *diversion in Diversions_)
4025         if (NSString *diverted = [diversion divert:href]) {
4026             url = [NSURL URLWithString:diverted];
4027             goto divert;
4028         }
4029
4030     return url;
4031 }
4032
4033 - (NSString *) key {
4034     return key_;
4035 }
4036
4037 - (NSUInteger) hash {
4038     return [key_ hash];
4039 }
4040
4041 - (BOOL) isEqual:(Diversion *)object {
4042     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4043 }
4044
4045 @end
4046
4047 @interface CydiaObject : NSObject {
4048     id indirect_;
4049     _transient id delegate_;
4050 }
4051
4052 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4053
4054 @end
4055
4056 @interface CYBrowserController : BrowserController {
4057     CydiaObject *cydia_;
4058 }
4059
4060 + (void) addDiversion:(Diversion *)diversion;
4061
4062 @end
4063
4064 /* Web Scripting {{{ */
4065 @implementation CydiaObject
4066
4067 - (void) dealloc {
4068     [indirect_ release];
4069     [super dealloc];
4070 }
4071
4072 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4073     if ((self = [super init]) != nil) {
4074         indirect_ = [indirect retain];
4075     } return self;
4076 }
4077
4078 - (void) setDelegate:(id)delegate {
4079     delegate_ = delegate;
4080 }
4081
4082 + (NSArray *) _attributeKeys {
4083     return [NSArray arrayWithObjects:
4084         @"device",
4085         @"ecid",
4086         @"firmware",
4087         @"hostname",
4088         @"idiom",
4089         @"model",
4090         @"plmn",
4091         @"role",
4092         @"serial",
4093         @"token",
4094         @"version",
4095     nil];
4096 }
4097
4098 - (NSArray *) attributeKeys {
4099     return [[self class] _attributeKeys];
4100 }
4101
4102 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4103     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4104 }
4105
4106 - (NSString *) version {
4107     return @ Cydia_;
4108 }
4109
4110 - (NSString *) device {
4111     return [[UIDevice currentDevice] uniqueIdentifier];
4112 }
4113
4114 - (NSString *) firmware {
4115     return [[UIDevice currentDevice] systemVersion];
4116 }
4117
4118 - (NSString *) hostname {
4119     return [[UIDevice currentDevice] name];
4120 }
4121
4122 - (NSString *) idiom {
4123     return (id) Idiom_ ?: [NSNull null];
4124 }
4125
4126 - (NSString *) plmn {
4127     return (id) PLMN_ ?: [NSNull null];
4128 }
4129
4130 - (NSString *) ecid {
4131     return (id) ChipID_ ?: [NSNull null];
4132 }
4133
4134 - (NSString *) serial {
4135     return SerialNumber_;
4136 }
4137
4138 - (NSString *) role {
4139     return (id) Role_ ?: [NSNull null];
4140 }
4141
4142 - (NSString *) model {
4143     return [NSString stringWithUTF8String:Machine_];
4144 }
4145
4146 - (NSString *) token {
4147     return (id) Token_ ?: [NSNull null];
4148 }
4149
4150 + (NSString *) webScriptNameForSelector:(SEL)selector {
4151     if (false);
4152     else if (selector == @selector(addBridgedHost:))
4153         return @"addBridgedHost";
4154     else if (selector == @selector(addPipelinedHost:scheme:))
4155         return @"addPipelinedHost";
4156     else if (selector == @selector(addTrivialSource:))
4157         return @"addTrivialSource";
4158     else if (selector == @selector(close))
4159         return @"close";
4160     else if (selector == @selector(divert::))
4161         return @"divert";
4162     else if (selector == @selector(du:))
4163         return @"du";
4164     else if (selector == @selector(stringWithFormat:arguments:))
4165         return @"format";
4166     else if (selector == @selector(getAllSources))
4167         return @"getAllSourcs";
4168     else if (selector == @selector(getKernelNumber:))
4169         return @"getKernelNumber";
4170     else if (selector == @selector(getKernelString:))
4171         return @"getKernelString";
4172     else if (selector == @selector(getInstalledPackages))
4173         return @"getInstalledPackages";
4174     else if (selector == @selector(getPackageById:))
4175         return @"getPackageById";
4176     else if (selector == @selector(getSessionValue:))
4177         return @"getSessionValue";
4178     else if (selector == @selector(installPackages:))
4179         return @"installPackages";
4180     else if (selector == @selector(localizedStringForKey:value:table:))
4181         return @"localize";
4182     else if (selector == @selector(popViewController:))
4183         return @"popViewController";
4184     else if (selector == @selector(refreshSources))
4185         return @"refreshSources";
4186     else if (selector == @selector(removeButton))
4187         return @"removeButton";
4188     else if (selector == @selector(setSessionValue::))
4189         return @"setSessionValue";
4190     else if (selector == @selector(substitutePackageNames:))
4191         return @"substitutePackageNames";
4192     else if (selector == @selector(scrollToBottom:))
4193         return @"scrollToBottom";
4194     else if (selector == @selector(setAllowsNavigationAction:))
4195         return @"setAllowsNavigationAction";
4196     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4197         return @"setButtonImage";
4198     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4199         return @"setButtonTitle";
4200     else if (selector == @selector(setHidesBackButton:))
4201         return @"setHidesBackButton";
4202     else if (selector == @selector(setHidesNavigationBar:))
4203         return @"setHidesNavigationBar";
4204     else if (selector == @selector(setNavigationBarStyle:))
4205         return @"setNavigationBarStyle";
4206     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4207         return @"setNavigationBarTintColor";
4208     else if (selector == @selector(setToken:))
4209         return @"setToken";
4210     else if (selector == @selector(setViewportWidth:))
4211         return @"setViewportWidth";
4212     else if (selector == @selector(statfs:))
4213         return @"statfs";
4214     else if (selector == @selector(supports:))
4215         return @"supports";
4216     else
4217         return nil;
4218 }
4219
4220 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4221     return [self webScriptNameForSelector:selector] == nil;
4222 }
4223
4224 - (BOOL) supports:(NSString *)feature {
4225     return [feature isEqualToString:@"window.open"];
4226 }
4227
4228 - (void) divert:(NSString *)from :(NSString *)to {
4229     [CYBrowserController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4230 }
4231
4232 - (NSNumber *) getKernelNumber:(NSString *)name {
4233     const char *string([name UTF8String]);
4234
4235     size_t size;
4236     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4237         return (id) [NSNull null];
4238
4239     if (size != sizeof(int))
4240         return (id) [NSNull null];
4241
4242     int value;
4243     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4244         return (id) [NSNull null];
4245
4246     return [NSNumber numberWithInt:value];
4247 }
4248
4249 - (NSString *) getKernelString:(NSString *)name {
4250     const char *string([name UTF8String]);
4251
4252     size_t size;
4253     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4254         return (id) [NSNull null];
4255
4256     char value[size + 1];
4257     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4258         return (id) [NSNull null];
4259
4260     // XXX: just in case you request something ludicrous
4261     value[size] = '\0';
4262
4263     return [NSString stringWithCString:value];
4264 }
4265
4266 - (id) getSessionValue:(NSString *)key {
4267 @synchronized (SessionData_) {
4268     return [SessionData_ objectForKey:key];
4269 } }
4270
4271 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4272 @synchronized (SessionData_) {
4273     if (value == (id) [WebUndefined undefined])
4274         [SessionData_ removeObjectForKey:key];
4275     else
4276         [SessionData_ setObject:value forKey:key];
4277 } }
4278
4279 - (void) addBridgedHost:(NSString *)host {
4280 @synchronized (HostConfig_) {
4281     [BridgedHosts_ addObject:host];
4282 } }
4283
4284 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4285 @synchronized (HostConfig_) {
4286     if (scheme != (id) [WebUndefined undefined])
4287         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4288
4289     [PipelinedHosts_ addObject:host];
4290 } }
4291
4292 - (void) popViewController:(NSNumber *)value {
4293     if (value == (id) [WebUndefined undefined])
4294         value = [NSNumber numberWithBool:YES];
4295     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4296 }
4297
4298 - (void) addTrivialSource:(NSString *)href {
4299     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4300 }
4301
4302 - (void) refreshSources {
4303     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4304 }
4305
4306 - (NSArray *) getAllSources {
4307     return [[Database sharedInstance] sources];
4308 }
4309
4310 - (NSArray *) getInstalledPackages {
4311     Database *database([Database sharedInstance]);
4312 @synchronized (database) {
4313     NSArray *packages([database packages]);
4314     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4315     for (Package *package in packages)
4316         if (![package uninstalled])
4317             [installed addObject:package];
4318     return installed;
4319 } }
4320
4321 - (Package *) getPackageById:(NSString *)id {
4322     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4323         [package parse];
4324         return package;
4325     } else
4326         return (Package *) [NSNull null];
4327 }
4328
4329 - (NSArray *) statfs:(NSString *)path {
4330     struct statfs stat;
4331
4332     if (path == nil || statfs([path UTF8String], &stat) == -1)
4333         return nil;
4334
4335     return [NSArray arrayWithObjects:
4336         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4337         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4338         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4339     nil];
4340 }
4341
4342 - (NSNumber *) du:(NSString *)path {
4343     NSNumber *value(nil);
4344
4345     int fds[2];
4346     _assert(pipe(fds) != -1);
4347
4348     pid_t pid(ExecFork());
4349     if (pid == 0) {
4350         _assert(dup2(fds[1], 1) != -1);
4351         _assert(close(fds[0]) != -1);
4352         _assert(close(fds[1]) != -1);
4353         /* XXX: this should probably not use du */
4354         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4355         exit(1);
4356         _assert(false);
4357     }
4358
4359     _assert(close(fds[1]) != -1);
4360
4361     if (FILE *du = fdopen(fds[0], "r")) {
4362         char line[1024];
4363         while (fgets(line, sizeof(line), du) != NULL) {
4364             size_t length(strlen(line));
4365             while (length != 0 && line[length - 1] == '\n')
4366                 line[--length] = '\0';
4367             if (char *tab = strchr(line, '\t')) {
4368                 *tab = '\0';
4369                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4370             }
4371         }
4372
4373         fclose(du);
4374     } else _assert(close(fds[0]));
4375
4376     int status;
4377   wait:
4378     if (waitpid(pid, &status, 0) == -1)
4379         if (errno == EINTR)
4380             goto wait;
4381         else _assert(false);
4382
4383     return value;
4384 }
4385
4386 - (void) close {
4387     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4388 }
4389
4390 - (void) installPackages:(NSArray *)packages {
4391     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4392 }
4393
4394 - (NSString *) substitutePackageNames:(NSString *)message {
4395     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4396     for (size_t i(0), e([words count]); i != e; ++i) {
4397         NSString *word([words objectAtIndex:i]);
4398         if (Package *package = [[Database sharedInstance] packageWithName:word])
4399             [words replaceObjectAtIndex:i withObject:[package name]];
4400     }
4401
4402     return [words componentsJoinedByString:@" "];
4403 }
4404
4405 - (void) removeButton {
4406     [indirect_ removeButton];
4407 }
4408
4409 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4410     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4411 }
4412
4413 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4414     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4415 }
4416
4417 - (void) setAllowsNavigationAction:(NSString *)value {
4418     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4419 }
4420
4421 - (void) setHidesBackButton:(NSString *)value {
4422     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4423 }
4424
4425 - (void) setHidesNavigationBar:(NSString *)value {
4426     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4427 }
4428
4429 - (void) setNavigationBarStyle:(NSString *)value {
4430     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4431 }
4432
4433 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4434     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4435     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4436     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4437 }
4438
4439 - (void) _setToken:(NSString *)token {
4440     Token_ = token;
4441
4442     if (token == nil)
4443         [Metadata_ removeObjectForKey:@"Token"];
4444     else
4445         [Metadata_ setObject:Token_ forKey:@"Token"];
4446
4447     Changed_ = true;
4448 }
4449
4450 - (void) setToken:(NSString *)token {
4451     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4452 }
4453
4454 - (void) scrollToBottom:(NSNumber *)animated {
4455     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4456 }
4457
4458 - (void) setViewportWidth:(float)width {
4459     [indirect_ setViewportWidthOnMainThread:width];
4460 }
4461
4462 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4463     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4464     unsigned count([arguments count]);
4465     id values[count];
4466     for (unsigned i(0); i != count; ++i)
4467         values[i] = [arguments objectAtIndex:i];
4468     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4469 }
4470
4471 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4472     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4473         value = nil;
4474     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4475         table = nil;
4476     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4477 }
4478
4479 @end
4480 /* }}} */
4481
4482 /* @ Loading... Indicator {{{ */
4483 @interface CYLoadingIndicator : UIView {
4484     _H<UIActivityIndicatorView> spinner_;
4485     _H<UILabel> label_;
4486     _H<UIView> container_;
4487 }
4488
4489 @property (readonly, nonatomic) UILabel *label;
4490 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4491
4492 @end
4493
4494 @implementation CYLoadingIndicator
4495
4496 - (id) initWithFrame:(CGRect)frame {
4497     if ((self = [super initWithFrame:frame]) != nil) {
4498         container_ = [[[UIView alloc] init] autorelease];
4499         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4500
4501         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4502         [spinner_ startAnimating];
4503         [container_ addSubview:spinner_];
4504
4505         label_ = [[[UILabel alloc] init] autorelease];
4506         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4507         [label_ setBackgroundColor:[UIColor clearColor]];
4508         [label_ setTextColor:[UIColor blackColor]];
4509         [label_ setShadowColor:[UIColor whiteColor]];
4510         [label_ setShadowOffset:CGSizeMake(0, 1)];
4511         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4512         [container_ addSubview:label_];
4513
4514         CGSize viewsize = frame.size;
4515         CGSize spinnersize = [spinner_ bounds].size;
4516         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4517         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4518
4519         CGRect containrect = {
4520             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4521             CGSizeMake(bothwidth, spinnersize.height)
4522         };
4523         CGRect textrect = {
4524             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4525             textsize
4526         };
4527         CGRect spinrect = {
4528             CGPointZero,
4529             spinnersize
4530         };
4531
4532         [container_ setFrame:containrect];
4533         [spinner_ setFrame:spinrect];
4534         [label_ setFrame:textrect];
4535         [self addSubview:container_];
4536     } return self;
4537 }
4538
4539 - (UILabel *) label {
4540     return label_;
4541 }
4542
4543 - (UIActivityIndicatorView *) activityIndicatorView {
4544     return spinner_;
4545 }
4546
4547 @end
4548 /* }}} */
4549 /* Emulated Loading Controller {{{ */
4550 @interface CYEmulatedLoadingController : CYViewController {
4551     _transient Database *database_;
4552     _H<CYLoadingIndicator> indicator_;
4553     _H<UITabBar> tabbar_;
4554     _H<UINavigationBar> navbar_;
4555 }
4556
4557 @end
4558
4559 @implementation CYEmulatedLoadingController
4560
4561 - (id) initWithDatabase:(Database *)database {
4562     if ((self = [super init]) != nil) {
4563         database_ = database;
4564     } return self;
4565 }
4566
4567 - (void) loadView {
4568     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4569
4570     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4571     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4572     [[self view] addSubview:table];
4573
4574     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4575     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4576     [[self view] addSubview:indicator_];
4577
4578     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4579     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4580     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4581     [[self view] addSubview:tabbar_];
4582
4583     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4584     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4585     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4586     [[self view] addSubview:navbar_];
4587 }
4588
4589 - (void) releaseSubviews {
4590     indicator_ = nil;
4591     tabbar_ = nil;
4592     navbar_ = nil;
4593 }
4594
4595 @end
4596 /* }}} */
4597
4598 /* Cydia Browser Controller {{{ */
4599 @implementation CYBrowserController
4600
4601 - (void) dealloc {
4602     [cydia_ release];
4603     [super dealloc];
4604 }
4605
4606 - (NSURL *) navigationURL {
4607     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4608 }
4609
4610 + (void) initialize {
4611     Diversions_ = [[NSMutableSet alloc] initWithCapacity:0];
4612 }
4613
4614 + (void) addDiversion:(Diversion *)diversion {
4615     [Diversions_ addObject:diversion];
4616 }
4617
4618 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4619     [super webView:view didClearWindowObject:window forFrame:frame];
4620
4621     WebDataSource *source([frame dataSource]);
4622     NSURLResponse *response([source response]);
4623     NSURL *url([response URL]);
4624     NSString *scheme([[url scheme] lowercaseString]);
4625
4626     bool bridged(false);
4627
4628     @synchronized (HostConfig_) {
4629         if ([scheme isEqualToString:@"file"])
4630             bridged = true;
4631         else if ([scheme isEqualToString:@"https"])
4632             if ([BridgedHosts_ containsObject:[url host]])
4633                 bridged = true;
4634     }
4635
4636     if (bridged)
4637         [window setValue:cydia_ forKey:@"cydia"];
4638 }
4639
4640 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4641     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4642
4643     [copy setURL:[Diversion divertURL:[copy URL]]];
4644
4645     if (System_ != NULL)
4646         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4647     if (Machine_ != NULL)
4648         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4649     if (Token_ != nil)
4650         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4651
4652     return copy;
4653 }
4654
4655 - (void) setDelegate:(id)delegate {
4656     [super setDelegate:delegate];
4657     [cydia_ setDelegate:delegate];
4658 }
4659
4660 - (id) init {
4661     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4662         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4663
4664         WebView *webview([[webview_ _documentView] webView]);
4665
4666         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4667
4668         if (Safari_ != nil)
4669             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4670         if (Build_ != nil)
4671             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4672         if (Product_ != nil)
4673             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4674
4675         [webview setApplicationNameForUserAgent:application];
4676     } return self;
4677 }
4678
4679 @end
4680 /* }}} */
4681
4682 // CydiaScript {{{
4683 @interface NSObject (CydiaScript)
4684 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4685 @end
4686
4687 @implementation NSObject (CydiaScript)
4688
4689 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4690     return self;
4691 }
4692
4693 @end
4694
4695 @implementation NSArray (CydiaScript)
4696
4697 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4698     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4699     for (size_t i(0), e([self count]); i != e; ++i)
4700         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4701     return object;
4702 }
4703
4704 @end
4705
4706 @implementation NSDictionary (CydiaScript)
4707
4708 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4709     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4710     for (id i in self)
4711         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4712     return object;
4713 }
4714
4715 @end
4716 // }}}
4717
4718 /* Confirmation Controller {{{ */
4719 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4720     if (!iterator.end())
4721         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4722             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4723                 continue;
4724             pkgCache::PkgIterator package(dep.TargetPkg());
4725             if (package.end())
4726                 continue;
4727             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4728                 return true;
4729         }
4730
4731     return false;
4732 }
4733
4734 @protocol ConfirmationControllerDelegate
4735 - (void) cancelAndClear:(bool)clear;
4736 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4737 - (void) queue;
4738 @end
4739
4740 @interface ConfirmationController : CYBrowserController {
4741     _transient Database *database_;
4742
4743     UIAlertView *essential_;
4744
4745     NSDictionary *changes_;
4746     NSMutableArray *issues_;
4747     NSDictionary *sizes_;
4748
4749     BOOL substrate_;
4750 }
4751
4752 - (id) initWithDatabase:(Database *)database;
4753
4754 @end
4755
4756 @implementation ConfirmationController
4757
4758 - (void) dealloc {
4759     [changes_ release];
4760     [issues_ release];
4761     [sizes_ release];
4762
4763     if (essential_ != nil)
4764         [essential_ release];
4765
4766     [super dealloc];
4767 }
4768
4769 - (void) complete {
4770     if (substrate_)
4771         RestartSubstrate_ = true;
4772     [delegate_ confirmWithNavigationController:[self navigationController]];
4773 }
4774
4775 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4776     NSString *context([alert context]);
4777
4778     if ([context isEqualToString:@"remove"]) {
4779         if (button == [alert cancelButtonIndex])
4780             [self dismissModalViewControllerAnimated:YES];
4781         else if (button == [alert firstOtherButtonIndex]) {
4782             [self complete];
4783         }
4784
4785         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4786     } else if ([context isEqualToString:@"unable"]) {
4787         [self dismissModalViewControllerAnimated:YES];
4788         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4789     } else {
4790         [super alertView:alert clickedButtonAtIndex:button];
4791     }
4792 }
4793
4794 - (void) _doContinue {
4795     [self dismissModalViewControllerAnimated:YES];
4796     [delegate_ cancelAndClear:NO];
4797 }
4798
4799 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4800     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4801     return nil;
4802 }
4803
4804 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4805     [super webView:view didClearWindowObject:window forFrame:frame];
4806
4807     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4808         changes_, @"changes",
4809         issues_, @"issues",
4810         sizes_, @"sizes",
4811         self, @"queue",
4812     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4813 }
4814
4815 - (id) initWithDatabase:(Database *)database {
4816     if ((self = [super init]) != nil) {
4817         database_ = database;
4818
4819         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4820         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4821         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4822         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4823         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4824
4825         bool remove(false);
4826
4827         pkgCacheFile &cache([database_ cache]);
4828         NSArray *packages([database_ packages]);
4829         pkgDepCache::Policy *policy([database_ policy]);
4830
4831         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4832
4833         for (Package *package in packages) {
4834             pkgCache::PkgIterator iterator([package iterator]);
4835             NSString *name([package id]);
4836
4837             if ([package broken]) {
4838                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4839
4840                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4841                     name, @"package",
4842                     reasons, @"reasons",
4843                 nil]];
4844
4845                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4846                 if (ver.end())
4847                     continue;
4848
4849                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4850                     pkgCache::DepIterator start;
4851                     pkgCache::DepIterator end;
4852                     dep.GlobOr(start, end); // ++dep
4853
4854                     if (!cache->IsImportantDep(end))
4855                         continue;
4856                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4857                         continue;
4858
4859                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4860
4861                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4862                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4863                         clauses, @"clauses",
4864                     nil]];
4865
4866                     _forever {
4867                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4868
4869                         pkgCache::PkgIterator target(start.TargetPkg());
4870                         if (target->ProvidesList != 0)
4871                             reason = @"missing";
4872                         else {
4873                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4874                             if (!ver.end()) {
4875                                 reason = @"installed";
4876                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4877                             } else if (!cache[target].CandidateVerIter(cache).end())
4878                                 reason = @"uninstalled";
4879                             else if (target->ProvidesList == 0)
4880                                 reason = @"uninstallable";
4881                             else
4882                                 reason = @"virtual";
4883                         }
4884
4885                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4886                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4887                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4888                         nil]);
4889
4890                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4891                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4892                             version, @"version",
4893                             reason, @"reason",
4894                             installed, @"installed",
4895                         nil]];
4896
4897                         // yes, seriously. (wtf?)
4898                         if (start == end)
4899                             break;
4900                         ++start;
4901                     }
4902                 }
4903             }
4904
4905             pkgDepCache::StateCache &state(cache[iterator]);
4906
4907             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4908
4909             if (state.NewInstall())
4910                 [installs addObject:name];
4911             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4912                 [reinstalls addObject:name];
4913             else if (state.Upgrade())
4914                 [upgrades addObject:name];
4915             else if (state.Downgrade())
4916                 [downgrades addObject:name];
4917             else if (!state.Delete())
4918                 continue;
4919             else if (special_r(name))
4920                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4921                     [NSNull null], @"package",
4922                     [NSArray arrayWithObjects:
4923                         [NSDictionary dictionaryWithObjectsAndKeys:
4924                             @"Conflicts", @"relationship",
4925                             [NSArray arrayWithObjects:
4926                                 [NSDictionary dictionaryWithObjectsAndKeys:
4927                                     name, @"package",
4928                                     [NSNull null], @"version",
4929                                     @"installed", @"reason",
4930                                 nil],
4931                             nil], @"clauses",
4932                         nil],
4933                     nil], @"reasons",
4934                 nil]];
4935             else {
4936                 if ([package essential])
4937                     remove = true;
4938                 [removes addObject:name];
4939             }
4940
4941             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4942             substrate_ |= DepSubstrate(iterator.CurrentVer());
4943         }
4944
4945         if (!remove)
4946             essential_ = nil;
4947         else if (Advanced_) {
4948             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4949
4950             essential_ = [[UIAlertView alloc]
4951                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4952                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4953                 delegate:self
4954                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4955                 otherButtonTitles:
4956                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4957                 nil
4958             ];
4959
4960             [essential_ setContext:@"remove"];
4961         } else {
4962             essential_ = [[UIAlertView alloc]
4963                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4964                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4965                 delegate:self
4966                 cancelButtonTitle:UCLocalize("OKAY")
4967                 otherButtonTitles:nil
4968             ];
4969
4970             [essential_ setContext:@"unable"];
4971         }
4972
4973         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4974             installs, @"installs",
4975             reinstalls, @"reinstalls",
4976             upgrades, @"upgrades",
4977             downgrades, @"downgrades",
4978             removes, @"removes",
4979         nil];
4980
4981         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4982             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4983             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4984         nil];
4985
4986         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4987
4988         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4989             initWithTitle:UCLocalize("CANCEL")
4990             style:UIBarButtonItemStylePlain
4991             target:self
4992             action:@selector(cancelButtonClicked)
4993         ] autorelease]];
4994     } return self;
4995 }
4996
4997 #if !AlwaysReload
4998 - (void) applyRightButton {
4999     if ([issues_ count] == 0 && ![self isLoading])
5000         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5001             initWithTitle:UCLocalize("CONFIRM")
5002             style:UIBarButtonItemStyleDone
5003             target:self
5004             action:@selector(confirmButtonClicked)
5005         ] autorelease]];
5006     else
5007         [[self navigationItem] setRightBarButtonItem:nil];
5008 }
5009 #endif
5010
5011 - (void) cancelButtonClicked {
5012     [self dismissModalViewControllerAnimated:YES];
5013     [delegate_ cancelAndClear:YES];
5014 }
5015
5016 #if !AlwaysReload
5017 - (void) confirmButtonClicked {
5018     if (essential_ != nil)
5019         [essential_ show];
5020     else
5021         [self complete];
5022 }
5023 #endif
5024
5025 @end
5026 /* }}} */
5027
5028 /* Progress Data {{{ */
5029 @interface CydiaProgressData : NSObject {
5030     _transient id delegate_;
5031
5032     bool running_;
5033     float percent_;
5034
5035     float current_;
5036     float total_;
5037     float speed_;
5038
5039     _H<NSMutableArray> events_;
5040     _H<NSString> title_;
5041
5042     _H<NSString> status_;
5043     _H<NSString> finish_;
5044 }
5045
5046 @end
5047
5048 @implementation CydiaProgressData
5049
5050 + (NSArray *) _attributeKeys {
5051     return [NSArray arrayWithObjects:
5052         @"current",
5053         @"events",
5054         @"finish",
5055         @"percent",
5056         @"running",
5057         @"speed",
5058         @"title",
5059         @"total",
5060     nil];
5061 }
5062
5063 - (NSArray *) attributeKeys {
5064     return [[self class] _attributeKeys];
5065 }
5066
5067 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5068     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5069 }
5070
5071 - (id) init {
5072     if ((self = [super init]) != nil) {
5073         events_ = [NSMutableArray arrayWithCapacity:32];
5074     } return self;
5075 }
5076
5077 - (void) setDelegate:(id)delegate {
5078     delegate_ = delegate;
5079 }
5080
5081 - (void) setPercent:(float)value {
5082     percent_ = value;
5083 }
5084
5085 - (NSNumber *) percent {
5086     return [NSNumber numberWithFloat:percent_];
5087 }
5088
5089 - (void) setCurrent:(float)value {
5090     current_ = value;
5091 }
5092
5093 - (NSNumber *) current {
5094     return [NSNumber numberWithFloat:current_];
5095 }
5096
5097 - (void) setTotal:(float)value {
5098     total_ = value;
5099 }
5100
5101 - (NSNumber *) total {
5102     return [NSNumber numberWithFloat:total_];
5103 }
5104
5105 - (void) setSpeed:(float)value {
5106     speed_ = value;
5107 }
5108
5109 - (NSNumber *) speed {
5110     return [NSNumber numberWithFloat:speed_];
5111 }
5112
5113 - (NSArray *) events {
5114     return events_;
5115 }
5116
5117 - (void) removeAllEvents {
5118     [events_ removeAllObjects];
5119 }
5120
5121 - (void) addEvent:(CydiaProgressEvent *)event {
5122     [events_ addObject:event];
5123 }
5124
5125 - (void) setTitle:(NSString *)text {
5126     title_ = text;
5127 }
5128
5129 - (NSString *) title {
5130     return title_;
5131 }
5132
5133 - (void) setFinish:(NSString *)text {
5134     finish_ = text;
5135 }
5136
5137 - (NSString *) finish {
5138     return (id) finish_ ?: [NSNull null];
5139 }
5140
5141 - (void) setRunning:(bool)running {
5142     running_ = running;
5143 }
5144
5145 - (NSNumber *) running {
5146     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5147 }
5148
5149 @end
5150 /* }}} */
5151 /* Progress Controller {{{ */
5152 @interface ProgressController : CYBrowserController <
5153     ProgressDelegate
5154 > {
5155     _transient Database *database_;
5156     _H<CydiaProgressData> progress_;
5157     unsigned cancel_;
5158 }
5159
5160 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5161
5162 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5163
5164 - (void) setTitle:(NSString *)title;
5165 - (void) setCancellable:(bool)cancellable;
5166
5167 @end
5168
5169 @implementation ProgressController
5170
5171 - (void) dealloc {
5172     [database_ setProgressDelegate:nil];
5173     [progress_ setDelegate:nil];
5174     [super dealloc];
5175 }
5176
5177 - (void) updateCancel {
5178     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5179         initWithTitle:UCLocalize("CANCEL")
5180         style:UIBarButtonItemStylePlain
5181         target:self
5182         action:@selector(cancel)
5183     ] autorelease] : nil)];
5184 }
5185
5186 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5187     if ((self = [super init]) != nil) {
5188         database_ = database;
5189         delegate_ = delegate;
5190
5191         [database_ setProgressDelegate:self];
5192
5193         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5194         [progress_ setDelegate:self];
5195
5196         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5197
5198         [scroller_ setBackgroundColor:[UIColor blackColor]];
5199
5200         [[self navigationItem] setHidesBackButton:YES];
5201
5202         [self updateCancel];
5203     } return self;
5204 }
5205
5206 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5207     [super webView:view didClearWindowObject:window forFrame:frame];
5208     [window setValue:progress_ forKey:@"cydiaProgress"];
5209 }
5210
5211 - (void) updateProgress {
5212     [self dispatchEvent:@"CydiaProgressUpdate"];
5213 }
5214
5215 - (void) viewWillAppear:(BOOL)animated {
5216     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5217     [super viewWillAppear:animated];
5218 }
5219
5220 - (void) close {
5221     UpdateExternalStatus(0);
5222
5223     switch (Finish_) {
5224         case 0:
5225         break;
5226
5227         case 1:
5228             [delegate_ terminateWithSuccess];
5229             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5230                 [delegate_ suspendWithAnimation:YES];
5231             else
5232                 [delegate_ suspend];*/
5233         break;
5234
5235         case 2:
5236             _trace();
5237             goto reload;
5238
5239         case 3:
5240             _trace();
5241             goto reload;
5242
5243         reload:
5244             system("/usr/bin/sbreload");
5245             _trace();
5246         break;
5247
5248         case 4:
5249             _trace();
5250             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5251                 SBReboot(SBSSpringBoardServerPort());
5252             else
5253                 reboot2(RB_AUTOBOOT);
5254         break;
5255     }
5256
5257     [super close];
5258 }
5259
5260 - (void) setTitle:(NSString *)title {
5261     [progress_ setTitle:title];
5262     [self updateProgress];
5263 }
5264
5265 - (UIBarButtonItem *) rightButton {
5266     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5267         initWithTitle:UCLocalize("CLOSE")
5268         style:UIBarButtonItemStylePlain
5269         target:self
5270         action:@selector(close)
5271     ] autorelease];
5272 }
5273
5274 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5275     UpdateExternalStatus(1);
5276
5277     [progress_ setRunning:true];
5278     [self setTitle:title];
5279     // implicit updateProgress
5280
5281     SHA1SumValue notifyconf; {
5282         FileFd file;
5283         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5284             _error->Discard();
5285         else {
5286             MMap mmap(file, MMap::ReadOnly);
5287             SHA1Summation sha1;
5288             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5289             notifyconf = sha1.Result();
5290         }
5291     }
5292
5293     SHA1SumValue springlist; {
5294         FileFd file;
5295         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5296             _error->Discard();
5297         else {
5298             MMap mmap(file, MMap::ReadOnly);
5299             SHA1Summation sha1;
5300             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5301             springlist = sha1.Result();
5302         }
5303     }
5304
5305     if (invocation != nil) {
5306         [invocation yieldToSelector:@selector(invoke)];
5307         [self setTitle:@"COMPLETE"];
5308     }
5309
5310     if (Finish_ < 4) {
5311         FileFd file;
5312         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5313             _error->Discard();
5314         else {
5315             MMap mmap(file, MMap::ReadOnly);
5316             SHA1Summation sha1;
5317             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5318             if (!(notifyconf == sha1.Result()))
5319                 Finish_ = 4;
5320         }
5321     }
5322
5323     if (Finish_ < 3) {
5324         FileFd file;
5325         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5326             _error->Discard();
5327         else {
5328             MMap mmap(file, MMap::ReadOnly);
5329             SHA1Summation sha1;
5330             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5331             if (!(springlist == sha1.Result()))
5332                 Finish_ = 3;
5333         }
5334     }
5335
5336     if (Finish_ < 2) {
5337         if (RestartSubstrate_)
5338             Finish_ = 2;
5339     }
5340
5341     RestartSubstrate_ = false;
5342
5343     switch (Finish_) {
5344         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5345         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5346         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5347         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5348         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5349     }
5350
5351     _trace();
5352     system("su -c /usr/bin/uicache mobile");
5353     _trace();
5354
5355     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5356
5357     [progress_ setRunning:false];
5358     [self updateProgress];
5359
5360     [self applyRightButton];
5361 }
5362
5363 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5364     [progress_ addEvent:event];
5365     [self updateProgress];
5366 }
5367
5368 - (bool) isProgressCancelled {
5369     return cancel_ == 2;
5370 }
5371
5372 - (void) cancel {
5373     cancel_ = 2;
5374     [self updateCancel];
5375 }
5376
5377 - (void) setCancellable:(bool)cancellable {
5378     unsigned cancel(cancel_);
5379
5380     if (!cancellable)
5381         cancel_ = 0;
5382     else if (cancel_ == 0)
5383         cancel_ = 1;
5384
5385     if (cancel != cancel_)
5386         [self updateCancel];
5387 }
5388
5389 - (void) setProgressCancellable:(NSNumber *)cancellable {
5390     [self setCancellable:[cancellable boolValue]];
5391 }
5392
5393 - (void) setProgressPercent:(NSNumber *)percent {
5394     [progress_ setPercent:[percent floatValue]];
5395     [self updateProgress];
5396 }
5397
5398 - (void) setProgressStatus:(NSDictionary *)status {
5399     if (status == nil) {
5400         [progress_ setCurrent:0];
5401         [progress_ setTotal:0];
5402         [progress_ setSpeed:0];
5403     } else {
5404         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5405
5406         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5407         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5408         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5409     }
5410
5411     [self updateProgress];
5412 }
5413
5414 @end
5415 /* }}} */
5416
5417 /* Cell Content View {{{ */
5418 @protocol ContentDelegate
5419 - (void) drawContentRect:(CGRect)rect;
5420 @end
5421
5422 @interface ContentView : UIView {
5423     _transient id<ContentDelegate> delegate_;
5424 }
5425
5426 @end
5427
5428 @implementation ContentView
5429
5430 - (id) initWithFrame:(CGRect)frame {
5431     if ((self = [super initWithFrame:frame]) != nil) {
5432         [self setNeedsDisplayOnBoundsChange:YES];
5433     } return self;
5434 }
5435
5436 - (void) setDelegate:(id<ContentDelegate>)delegate {
5437     delegate_ = delegate;
5438 }
5439
5440 - (void) drawRect:(CGRect)rect {
5441     [super drawRect:rect];
5442     [delegate_ drawContentRect:rect];
5443 }
5444
5445 @end
5446 /* }}} */
5447 /* Cydia TableView Cell {{{ */
5448 @interface CYTableViewCell : UITableViewCell {
5449     ContentView *content_;
5450     bool highlighted_;
5451 }
5452
5453 @end
5454
5455 @implementation CYTableViewCell
5456
5457 - (void) dealloc {
5458     [content_ release];
5459     [super dealloc];
5460 }
5461
5462 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5463     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5464
5465     if (view == content_) {
5466         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5467         highlighted_ = highlighted;
5468     }
5469
5470     [super _updateHighlightColorsForView:view highlighted:highlighted];
5471 }
5472
5473 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5474     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5475     highlighted_ = selected;
5476
5477     [super setSelected:selected animated:animated];
5478     [content_ setNeedsDisplay];
5479 }
5480
5481 @end
5482 /* }}} */
5483
5484 /* Package Cell {{{ */
5485 @interface PackageCell : CYTableViewCell <
5486     ContentDelegate
5487 > {
5488     UIImage *icon_;
5489     NSString *name_;
5490     NSString *description_;
5491     bool commercial_;
5492     NSString *source_;
5493     UIImage *badge_;
5494     Package *package_;
5495     UIImage *placard_;
5496 }
5497
5498 - (PackageCell *) init;
5499 - (void) setPackage:(Package *)package;
5500
5501 - (void) drawContentRect:(CGRect)rect;
5502
5503 @end
5504
5505 @implementation PackageCell
5506
5507 - (void) clearPackage {
5508     if (icon_ != nil) {
5509         [icon_ release];
5510         icon_ = nil;
5511     }
5512
5513     if (name_ != nil) {
5514         [name_ release];
5515         name_ = nil;
5516     }
5517
5518     if (description_ != nil) {
5519         [description_ release];
5520         description_ = nil;
5521     }
5522
5523     if (source_ != nil) {
5524         [source_ release];
5525         source_ = nil;
5526     }
5527
5528     if (badge_ != nil) {
5529         [badge_ release];
5530         badge_ = nil;
5531     }
5532
5533     if (placard_ != nil) {
5534         [placard_ release];
5535         placard_ = nil;
5536     }
5537
5538     [package_ release];
5539     package_ = nil;
5540 }
5541
5542 - (void) dealloc {
5543     [self clearPackage];
5544     [super dealloc];
5545 }
5546
5547 - (PackageCell *) init {
5548     CGRect frame(CGRectMake(0, 0, 320, 74));
5549     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5550         UIView *content([self contentView]);
5551         CGRect bounds([content bounds]);
5552
5553         content_ = [[ContentView alloc] initWithFrame:bounds];
5554         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5555         [content addSubview:content_];
5556
5557         [content_ setDelegate:self];
5558         [content_ setOpaque:YES];
5559     } return self;
5560 }
5561
5562 - (NSString *) accessibilityLabel {
5563     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5564 }
5565
5566 - (void) setPackage:(Package *)package {
5567     [self clearPackage];
5568     [package parse];
5569
5570     Source *source = [package source];
5571
5572     icon_ = [[package icon] retain];
5573     name_ = [[package name] retain];
5574
5575     if (IsWildcat_)
5576         description_ = [package longDescription];
5577     if (description_ == nil)
5578         description_ = [package shortDescription];
5579     if (description_ != nil)
5580         description_ = [description_ retain];
5581
5582     commercial_ = [package isCommercial];
5583
5584     package_ = [package retain];
5585
5586     NSString *label = nil;
5587     bool trusted = false;
5588
5589     if (source != nil) {
5590         label = [source label];
5591         trusted = [source trusted];
5592     } else if ([[package id] isEqualToString:@"firmware"])
5593         label = UCLocalize("APPLE");
5594     else
5595         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5596
5597     NSString *from(label);
5598
5599     NSString *section = [package simpleSection];
5600     if (section != nil && ![section isEqualToString:label]) {
5601         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5602         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5603     }
5604
5605     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5606     source_ = [from retain];
5607
5608     if (NSString *purpose = [package primaryPurpose])
5609         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5610             badge_ = [badge_ retain];
5611
5612     UIColor *color;
5613     NSString *placard;
5614
5615     if (NSString *mode = [package_ mode]) {
5616         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5617             color = RemovingColor_;
5618             //placard = @"removing";
5619         } else {
5620             color = InstallingColor_;
5621             //placard = @"installing";
5622         }
5623
5624         // XXX: the removing/installing placards are not @2x
5625         placard = nil;
5626     } else {
5627         color = [UIColor whiteColor];
5628
5629         if ([package installed] != nil)
5630             placard = @"installed";
5631         else
5632             placard = nil;
5633     }
5634
5635     [content_ setBackgroundColor:color];
5636
5637     if (placard != nil)
5638         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5639             placard_ = [placard_ retain];
5640
5641     [self setNeedsDisplay];
5642     [content_ setNeedsDisplay];
5643 }
5644
5645 - (void) drawContentRect:(CGRect)rect {
5646     bool highlighted(highlighted_);
5647     float width([self bounds].size.width);
5648
5649 #if 0
5650     CGContextRef context(UIGraphicsGetCurrentContext());
5651     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5652     CGContextFillRect(context, rect);
5653 #endif
5654
5655     if (icon_ != nil) {
5656         CGRect rect;
5657         rect.size = [icon_ size];
5658
5659         rect.size.width /= 2;
5660         rect.size.height /= 2;
5661
5662         rect.origin.x = 25 - rect.size.width / 2;
5663         rect.origin.y = 25 - rect.size.height / 2;
5664
5665         [icon_ drawInRect:rect];
5666     }
5667
5668     if (badge_ != nil) {
5669         CGRect rect;
5670         rect.size = [badge_ size];
5671
5672         rect.size.width /= 2;
5673         rect.size.height /= 2;
5674
5675         rect.origin.x = 36 - rect.size.width / 2;
5676         rect.origin.y = 36 - rect.size.height / 2;
5677
5678         [badge_ drawInRect:rect];
5679     }
5680
5681     if (highlighted)
5682         UISetColor(White_);
5683
5684     if (!highlighted)
5685         UISetColor(commercial_ ? Purple_ : Black_);
5686     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5687     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5688
5689     if (!highlighted)
5690         UISetColor(commercial_ ? Purplish_ : Gray_);
5691     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5692
5693     if (placard_ != nil)
5694         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5695 }
5696
5697 @end
5698 /* }}} */
5699 /* Section Cell {{{ */
5700 @interface SectionCell : CYTableViewCell <
5701     ContentDelegate
5702 > {
5703     NSString *basic_;
5704     NSString *section_;
5705     NSString *name_;
5706     NSString *count_;
5707     UIImage *icon_;
5708     UISwitch *switch_;
5709     BOOL editing_;
5710 }
5711
5712 - (void) setSection:(Section *)section editing:(BOOL)editing;
5713
5714 @end
5715
5716 @implementation SectionCell
5717
5718 - (void) clearSection {
5719     if (basic_ != nil) {
5720         [basic_ release];
5721         basic_ = nil;
5722     }
5723
5724     if (section_ != nil) {
5725         [section_ release];
5726         section_ = nil;
5727     }
5728
5729     if (name_ != nil) {
5730         [name_ release];
5731         name_ = nil;
5732     }
5733
5734     if (count_ != nil) {
5735         [count_ release];
5736         count_ = nil;
5737     }
5738 }
5739
5740 - (void) dealloc {
5741     [self clearSection];
5742     [icon_ release];
5743     [switch_ release];
5744     [super dealloc];
5745 }
5746
5747 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5748     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5749         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5750         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5751         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5752
5753         UIView *content([self contentView]);
5754         CGRect bounds([content bounds]);
5755
5756         content_ = [[ContentView alloc] initWithFrame:bounds];
5757         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5758         [content addSubview:content_];
5759         [content_ setBackgroundColor:[UIColor whiteColor]];
5760
5761         [content_ setDelegate:self];
5762     } return self;
5763 }
5764
5765 - (void) onSwitch:(id)sender {
5766     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5767     if (metadata == nil) {
5768         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5769         [Sections_ setObject:metadata forKey:basic_];
5770     }
5771
5772     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5773     Changed_ = true;
5774 }
5775
5776 - (void) setSection:(Section *)section editing:(BOOL)editing {
5777     if (editing != editing_) {
5778         if (editing_)
5779             [switch_ removeFromSuperview];
5780         else
5781             [self addSubview:switch_];
5782         editing_ = editing;
5783     }
5784
5785     [self clearSection];
5786
5787     if (section == nil) {
5788         name_ = [UCLocalize("ALL_PACKAGES") retain];
5789         count_ = nil;
5790     } else {
5791         basic_ = [section name];
5792         if (basic_ != nil)
5793             basic_ = [basic_ retain];
5794
5795         section_ = [section localized];
5796         if (section_ != nil)
5797             section_ = [section_ retain];
5798
5799         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5800         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5801
5802         if (editing_)
5803             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5804     }
5805
5806     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5807     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5808
5809     [content_ setNeedsDisplay];
5810 }
5811
5812 - (void) setFrame:(CGRect)frame {
5813     [super setFrame:frame];
5814
5815     CGRect rect([switch_ frame]);
5816     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5817 }
5818
5819 - (NSString *) accessibilityLabel {
5820     return name_;
5821 }
5822
5823 - (void) drawContentRect:(CGRect)rect {
5824     bool highlighted(highlighted_ && !editing_);
5825
5826     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5827
5828     if (highlighted)
5829         UISetColor(White_);
5830
5831     float width(rect.size.width);
5832     if (editing_)
5833         width -= 87;
5834
5835     if (!highlighted)
5836         UISetColor(Black_);
5837     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5838
5839     CGSize size = [count_ sizeWithFont:Font14_];
5840
5841     UISetColor(White_);
5842     if (count_ != nil)
5843         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5844 }
5845
5846 @end
5847 /* }}} */
5848
5849 /* File Table {{{ */
5850 @interface FileTable : CYViewController <
5851     UITableViewDataSource,
5852     UITableViewDelegate
5853 > {
5854     _transient Database *database_;
5855     Package *package_;
5856     NSString *name_;
5857     NSMutableArray *files_;
5858     UITableView *list_;
5859 }
5860
5861 - (id) initWithDatabase:(Database *)database;
5862 - (void) setPackage:(Package *)package;
5863
5864 @end
5865
5866 @implementation FileTable
5867
5868 - (void) dealloc {
5869     [self releaseSubviews];
5870
5871     [package_ release];
5872     [name_ release];
5873     [files_ release];
5874
5875     [super dealloc];
5876 }
5877
5878 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5879     return files_ == nil ? 0 : [files_ count];
5880 }
5881
5882 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5883     return 24.0f;
5884 }*/
5885
5886 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5887     static NSString *reuseIdentifier = @"Cell";
5888
5889     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5890     if (cell == nil) {
5891         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5892         [cell setFont:[UIFont systemFontOfSize:16]];
5893     }
5894     [cell setText:[files_ objectAtIndex:indexPath.row]];
5895     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5896
5897     return cell;
5898 }
5899
5900 - (NSURL *) navigationURL {
5901     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5902 }
5903
5904 - (void) loadView {
5905     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5906
5907     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5908     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5909     [list_ setRowHeight:24.0f];
5910     [list_ setDataSource:self];
5911     [list_ setDelegate:self];
5912     [[self view] addSubview:list_];
5913 }
5914
5915 - (void) viewDidLoad {
5916     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5917 }
5918
5919 - (void) releaseSubviews {
5920     [list_ release];
5921     list_ = nil;
5922 }
5923
5924 - (id) initWithDatabase:(Database *)database {
5925     if ((self = [super init]) != nil) {
5926         database_ = database;
5927
5928         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5929     } return self;
5930 }
5931
5932 - (void) setPackage:(Package *)package {
5933     if (package_ != nil) {
5934         [package_ autorelease];
5935         package_ = nil;
5936     }
5937
5938     if (name_ != nil) {
5939         [name_ release];
5940         name_ = nil;
5941     }
5942
5943     [files_ removeAllObjects];
5944
5945     if (package != nil) {
5946         package_ = [package retain];
5947         name_ = [[package id] retain];
5948
5949         if (NSArray *files = [package files])
5950             [files_ addObjectsFromArray:files];
5951
5952         if ([files_ count] != 0) {
5953             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5954                 [files_ removeObjectAtIndex:0];
5955             [files_ sortUsingSelector:@selector(compareByPath:)];
5956
5957             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5958             [stack addObject:@"/"];
5959
5960             for (int i(0), e([files_ count]); i != e; ++i) {
5961                 NSString *file = [files_ objectAtIndex:i];
5962                 while (![file hasPrefix:[stack lastObject]])
5963                     [stack removeLastObject];
5964                 NSString *directory = [stack lastObject];
5965                 [stack addObject:[file stringByAppendingString:@"/"]];
5966                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5967                     ([stack count] - 2) * 3, "",
5968                     [file substringFromIndex:[directory length]]
5969                 ]];
5970             }
5971         }
5972     }
5973
5974     [list_ reloadData];
5975 }
5976
5977 - (void) reloadData {
5978     [super reloadData];
5979
5980     [self setPackage:[database_ packageWithName:name_]];
5981 }
5982
5983 @end
5984 /* }}} */
5985 /* Package Controller {{{ */
5986 @interface CYPackageController : CYBrowserController <
5987     UIActionSheetDelegate
5988 > {
5989     _transient Database *database_;
5990     _H<Package> package_;
5991     _H<NSString> name_;
5992     bool commercial_;
5993     _H<NSMutableArray> buttons_;
5994     _H<UIBarButtonItem> button_;
5995 }
5996
5997 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5998
5999 @end
6000
6001 @implementation CYPackageController
6002
6003 - (NSURL *) navigationURL {
6004     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6005 }
6006
6007 /* XXX: this is not safe at all... localization of /fail/ */
6008 - (void) _clickButtonWithName:(NSString *)name {
6009     if ([name isEqualToString:UCLocalize("CLEAR")])
6010         [delegate_ clearPackage:package_];
6011     else if ([name isEqualToString:UCLocalize("INSTALL")])
6012         [delegate_ installPackage:package_];
6013     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6014         [delegate_ installPackage:package_];
6015     else if ([name isEqualToString:UCLocalize("REMOVE")])
6016         [delegate_ removePackage:package_];
6017     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6018         [delegate_ installPackage:package_];
6019     else _assert(false);
6020 }
6021
6022 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6023     NSString *context([sheet context]);
6024
6025     if ([context isEqualToString:@"modify"]) {
6026         if (button != [sheet cancelButtonIndex]) {
6027             NSString *buttonName = [buttons_ objectAtIndex:button];
6028             [self _clickButtonWithName:buttonName];
6029         }
6030
6031         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6032     }
6033 }
6034
6035 - (bool) _allowJavaScriptPanel {
6036     return commercial_;
6037 }
6038
6039 #if !AlwaysReload
6040 - (void) _customButtonClicked {
6041     int count([buttons_ count]);
6042     if (count == 0)
6043         return;
6044
6045     if (count == 1)
6046         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6047     else {
6048         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6049         [buttons addObjectsFromArray:buttons_];
6050
6051         UIActionSheet *sheet = [[[UIActionSheet alloc]
6052             initWithTitle:nil
6053             delegate:self
6054             cancelButtonTitle:nil
6055             destructiveButtonTitle:nil
6056             otherButtonTitles:nil
6057         ] autorelease];
6058
6059         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6060         if (!IsWildcat_) {
6061            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6062            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6063         }
6064         [sheet setContext:@"modify"];
6065
6066         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6067     }
6068 }
6069
6070 // We don't want to allow non-commercial packages to do custom things to the install button,
6071 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6072 - (void) customButtonClicked {
6073     if (commercial_)
6074         [super customButtonClicked];
6075     else
6076         [self _customButtonClicked];
6077 }
6078
6079 - (void) reloadButtonClicked {
6080     // Don't reload a commerical package by tapping the loading button,
6081     // but if it's not an Install button, we should forward it on.
6082     if (![package_ uninstalled])
6083         [self _customButtonClicked];
6084 }
6085
6086 - (void) applyLoadingTitle {
6087     // Don't show "Loading" as the title. Ever.
6088 }
6089
6090 - (UIBarButtonItem *) rightButton {
6091     return button_;
6092 }
6093 #endif
6094
6095 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
6096     if ((self = [super init]) != nil) {
6097         database_ = database;
6098         buttons_ = [NSMutableArray arrayWithCapacity:4];
6099         name_ = [NSString stringWithString:name];
6100         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6101     } return self;
6102 }
6103
6104 - (void) reloadData {
6105     [super reloadData];
6106
6107     package_ = [database_ packageWithName:name_];
6108
6109     [buttons_ removeAllObjects];
6110
6111     if (package_ != nil) {
6112         [(Package *) package_ parse];
6113
6114         commercial_ = [package_ isCommercial];
6115
6116         if ([package_ mode] != nil)
6117             [buttons_ addObject:UCLocalize("CLEAR")];
6118         if ([package_ source] == nil);
6119         else if ([package_ upgradableAndEssential:NO])
6120             [buttons_ addObject:UCLocalize("UPGRADE")];
6121         else if ([package_ uninstalled])
6122             [buttons_ addObject:UCLocalize("INSTALL")];
6123         else
6124             [buttons_ addObject:UCLocalize("REINSTALL")];
6125         if (![package_ uninstalled])
6126             [buttons_ addObject:UCLocalize("REMOVE")];
6127     }
6128
6129     NSString *title;
6130     switch ([buttons_ count]) {
6131         case 0: title = nil; break;
6132         case 1: title = [buttons_ objectAtIndex:0]; break;
6133         default: title = UCLocalize("MODIFY"); break;
6134     }
6135
6136     button_ = [[[UIBarButtonItem alloc]
6137         initWithTitle:title
6138         style:UIBarButtonItemStylePlain
6139         target:self
6140         action:@selector(customButtonClicked)
6141     ] autorelease];
6142 }
6143
6144 - (bool) isLoading {
6145     return commercial_ ? [super isLoading] : false;
6146 }
6147
6148 @end
6149 /* }}} */
6150
6151 /* Package List Controller {{{ */
6152 @interface PackageListController : CYViewController <
6153     UITableViewDataSource,
6154     UITableViewDelegate
6155 > {
6156     _transient Database *database_;
6157     unsigned era_;
6158     NSMutableArray *packages_;
6159     NSMutableArray *sections_;
6160     UITableView *list_;
6161     NSMutableArray *index_;
6162     NSMutableDictionary *indices_;
6163     NSString *title_;
6164 }
6165
6166 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6167 - (void) setDelegate:(id)delegate;
6168 - (void) resetCursor;
6169
6170 @end
6171
6172 @implementation PackageListController
6173
6174 - (void) dealloc {
6175     [packages_ release];
6176     [sections_ release];
6177     [list_ release];
6178     [index_ release];
6179     [indices_ release];
6180     [title_ release];
6181
6182     [super dealloc];
6183 }
6184
6185 - (void) deselectWithAnimation:(BOOL)animated {
6186     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6187 }
6188
6189 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6190     CGRect base = [[self view] bounds];
6191     base.size.height -= bounds.size.height;
6192     base.origin = [list_ frame].origin;
6193
6194     [UIView beginAnimations:nil context:NULL];
6195     [UIView setAnimationBeginsFromCurrentState:YES];
6196     [UIView setAnimationCurve:curve];
6197     [UIView setAnimationDuration:duration];
6198     [list_ setFrame:base];
6199     [UIView commitAnimations];
6200 }
6201
6202 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6203     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6204 }
6205
6206 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6207     [self resizeForKeyboardBounds:bounds duration:0];
6208 }
6209
6210 - (void) keyboardWillShow:(NSNotification *)notification {
6211     CGRect bounds;
6212     CGPoint center;
6213     NSTimeInterval duration;
6214     UIViewAnimationCurve curve;
6215     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6216     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6217     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6218     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6219
6220     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);
6221     UIViewController *base = self;
6222     while ([base parentViewController] != nil)
6223         base = [base parentViewController];
6224     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6225     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6226
6227     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6228 }
6229
6230 - (void) keyboardWillHide:(NSNotification *)notification {
6231     NSTimeInterval duration;
6232     UIViewAnimationCurve curve;
6233     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6234     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6235
6236     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6237 }
6238
6239 - (void) viewWillAppear:(BOOL)animated {
6240     [super viewWillAppear:animated];
6241
6242     [self resizeForKeyboardBounds:CGRectZero];
6243     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6244     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6245 }
6246
6247 - (void) viewWillDisappear:(BOOL)animated {
6248     [super viewWillDisappear:animated];
6249
6250     [self resizeForKeyboardBounds:CGRectZero];
6251     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6252     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6253 }
6254
6255 - (void) viewDidAppear:(BOOL)animated {
6256     [super viewDidAppear:animated];
6257     [self deselectWithAnimation:animated];
6258 }
6259
6260 - (void) didSelectPackage:(Package *)package {
6261     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6262     [view setDelegate:delegate_];
6263     [[self navigationController] pushViewController:view animated:YES];
6264 }
6265
6266 #if TryIndexedCollation
6267 + (BOOL) hasIndexedCollation {
6268     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6269 }
6270 #endif
6271
6272 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6273     NSInteger count([sections_ count]);
6274     return count == 0 ? 1 : count;
6275 }
6276
6277 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6278     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6279         return nil;
6280     return [[sections_ objectAtIndex:section] name];
6281 }
6282
6283 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6284     if ([sections_ count] == 0)
6285         return 0;
6286     return [[sections_ objectAtIndex:section] count];
6287 }
6288
6289 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6290 @synchronized (database_) {
6291     if ([database_ era] != era_)
6292         return nil;
6293
6294     Section *section([sections_ objectAtIndex:[path section]]);
6295     NSInteger row([path row]);
6296     Package *package([packages_ objectAtIndex:([section row] + row)]);
6297     return [[package retain] autorelease];
6298 } }
6299
6300 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6301     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6302     if (cell == nil)
6303         cell = [[[PackageCell alloc] init] autorelease];
6304     [cell setPackage:[self packageAtIndexPath:path]];
6305     return cell;
6306 }
6307
6308 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6309     Package *package([self packageAtIndexPath:path]);
6310     package = [database_ packageWithName:[package id]];
6311     [self didSelectPackage:package];
6312 }
6313
6314 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6315     // XXX: is 20 the most optimal number here?
6316     return [packages_ count] > 20 ? index_ : nil;
6317 }
6318
6319 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6320 #if TryIndexedCollation
6321     if ([[self class] hasIndexedCollation]) {
6322         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6323     }
6324 #endif
6325
6326     return index;
6327 }
6328
6329 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6330     if ((self = [super init]) != nil) {
6331         database_ = database;
6332         title_ = [title copy];
6333         [[self navigationItem] setTitle:title_];
6334
6335 #if TryIndexedCollation
6336         if ([[self class] hasIndexedCollation])
6337             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6338         else
6339 #endif
6340             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6341
6342         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6343
6344         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6345         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6346
6347         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6348         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6349         [list_ setRowHeight:73];
6350         [[self view] addSubview:list_];
6351
6352         [list_ setDataSource:self];
6353         [list_ setDelegate:self];
6354     } return self;
6355 }
6356
6357 - (void) setDelegate:(id)delegate {
6358     delegate_ = delegate;
6359 }
6360
6361 - (bool) hasPackage:(Package *)package {
6362     return true;
6363 }
6364
6365 - (void) reloadData {
6366     [super reloadData];
6367
6368     era_ = [database_ era];
6369     NSArray *packages = [database_ packages];
6370
6371     [packages_ removeAllObjects];
6372     [sections_ removeAllObjects];
6373
6374     _profile(PackageTable$reloadData$Filter)
6375         for (Package *package in packages)
6376             if ([self hasPackage:package])
6377                 [packages_ addObject:package];
6378     _end
6379
6380     [indices_ removeAllObjects];
6381
6382     Section *section = nil;
6383
6384 #if TryIndexedCollation
6385     if ([[self class] hasIndexedCollation]) {
6386         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6387         NSArray *titles = [collation sectionIndexTitles];
6388         int secidx = -1;
6389
6390         _profile(PackageTable$reloadData$Section)
6391             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6392                 Package *package;
6393                 int index;
6394
6395                 _profile(PackageTable$reloadData$Section$Package)
6396                     package = [packages_ objectAtIndex:offset];
6397                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6398                 _end
6399
6400                 while (secidx < index) {
6401                     secidx += 1;
6402
6403                     _profile(PackageTable$reloadData$Section$Allocate)
6404                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6405                     _end
6406
6407                     _profile(PackageTable$reloadData$Section$Add)
6408                         [sections_ addObject:section];
6409                     _end
6410                 }
6411
6412                 [section addToCount];
6413             }
6414         _end
6415     } else
6416 #endif
6417     {
6418         [index_ removeAllObjects];
6419
6420         _profile(PackageTable$reloadData$Section)
6421             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6422                 Package *package;
6423                 unichar index;
6424
6425                 _profile(PackageTable$reloadData$Section$Package)
6426                     package = [packages_ objectAtIndex:offset];
6427                     index = [package index];
6428                 _end
6429
6430                 if (section == nil || [section index] != index) {
6431                     _profile(PackageTable$reloadData$Section$Allocate)
6432                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6433                     _end
6434
6435                     [index_ addObject:[section name]];
6436                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6437
6438                     _profile(PackageTable$reloadData$Section$Add)
6439                         [sections_ addObject:section];
6440                     _end
6441                 }
6442
6443                 [section addToCount];
6444             }
6445         _end
6446     }
6447
6448     _profile(PackageTable$reloadData$List)
6449         [list_ reloadData];
6450     _end
6451 }
6452
6453 - (void) resetCursor {
6454     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6455 }
6456
6457 @end
6458 /* }}} */
6459 /* Filtered Package List Controller {{{ */
6460 @interface FilteredPackageListController : PackageListController {
6461     SEL filter_;
6462     IMP imp_;
6463     id object_;
6464 }
6465
6466 - (void) setObject:(id)object;
6467 - (void) setObject:(id)object forFilter:(SEL)filter;
6468
6469 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6470
6471 @end
6472
6473 @implementation FilteredPackageListController
6474
6475 - (void) dealloc {
6476     if (object_ != nil)
6477         [object_ release];
6478     [super dealloc];
6479 }
6480
6481 - (void) setFilter:(SEL)filter {
6482     filter_ = filter;
6483
6484     /* XXX: this is an unsafe optimization of doomy hell */
6485     Method method(class_getInstanceMethod([Package class], filter));
6486     _assert(method != NULL);
6487     imp_ = method_getImplementation(method);
6488     _assert(imp_ != NULL);
6489 }
6490
6491 - (void) setObject:(id)object {
6492     if (object_ != nil)
6493         [object_ release];
6494     if (object == nil)
6495         object_ = nil;
6496     else
6497         object_ = [object retain];
6498 }
6499
6500 - (void) setObject:(id)object forFilter:(SEL)filter {
6501     [self setFilter:filter];
6502     [self setObject:object];
6503 }
6504
6505 - (bool) hasPackage:(Package *)package {
6506     _profile(FilteredPackageTable$hasPackage)
6507         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6508     _end
6509 }
6510
6511 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6512     if ((self = [super initWithDatabase:database title:title]) != nil) {
6513         [self setFilter:filter];
6514         [self setObject:object];
6515     } return self;
6516 }
6517
6518 @end
6519 /* }}} */
6520
6521 /* Home Controller {{{ */
6522 @interface HomeController : CYBrowserController {
6523 }
6524
6525 @end
6526
6527 @implementation HomeController
6528
6529 - (id) init {
6530     if ((self = [super init]) != nil) {
6531         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6532     } return self;
6533 }
6534
6535 - (NSURL *) navigationURL {
6536     return [NSURL URLWithString:@"cydia://home"];
6537 }
6538
6539 - (void) aboutButtonClicked {
6540     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6541
6542     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6543     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6544     [alert setCancelButtonIndex:0];
6545
6546     [alert setMessage:
6547         @"Copyright (C) 2008-2011\n"
6548         "Jay Freeman (saurik)\n"
6549         "saurik@saurik.com\n"
6550         "http://www.saurik.com/"
6551     ];
6552
6553     [alert show];
6554 }
6555
6556 - (void) viewDidLoad {
6557     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6558         initWithTitle:UCLocalize("ABOUT")
6559         style:UIBarButtonItemStylePlain
6560         target:self
6561         action:@selector(aboutButtonClicked)
6562     ] autorelease]];
6563 }
6564
6565 @end
6566 /* }}} */
6567 /* Manage Controller {{{ */
6568 @interface ManageController : CYBrowserController {
6569 }
6570
6571 - (void) queueStatusDidChange;
6572
6573 @end
6574
6575 @implementation ManageController
6576
6577 - (id) init {
6578     if ((self = [super init]) != nil) {
6579         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6580     } return self;
6581 }
6582
6583 - (NSURL *) navigationURL {
6584     return [NSURL URLWithString:@"cydia://manage"];
6585 }
6586
6587 - (void) viewDidLoad {
6588     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6589         initWithTitle:UCLocalize("SETTINGS")
6590         style:UIBarButtonItemStylePlain
6591         target:self
6592         action:@selector(settingsButtonClicked)
6593     ] autorelease]];
6594
6595     [self queueStatusDidChange];
6596 }
6597
6598 - (void) settingsButtonClicked {
6599     [delegate_ showSettings];
6600 }
6601
6602 #if !AlwaysReload
6603 - (void) queueButtonClicked {
6604     [delegate_ queue];
6605 }
6606
6607 - (void) applyLoadingTitle {
6608     // Disable "Loading" title.
6609 }
6610
6611 - (void) applyRightButton {
6612     // Disable right button.
6613 }
6614 #endif
6615
6616 - (void) queueStatusDidChange {
6617 #if !AlwaysReload
6618     if (!IsWildcat_ && Queuing_) {
6619         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6620             initWithTitle:UCLocalize("QUEUE")
6621             style:UIBarButtonItemStyleDone
6622             target:self
6623             action:@selector(queueButtonClicked)
6624         ] autorelease]];
6625     } else {
6626         [[self navigationItem] setRightBarButtonItem:nil];
6627     }
6628 #endif
6629 }
6630
6631 - (bool) isLoading {
6632     // Never show as loading.
6633     return false;
6634 }
6635
6636 @end
6637 /* }}} */
6638
6639 /* Refresh Bar {{{ */
6640 @interface RefreshBar : UINavigationBar {
6641     UIProgressIndicator *indicator_;
6642     UITextLabel *prompt_;
6643     UIProgressBar *progress_;
6644     UINavigationButton *cancel_;
6645 }
6646
6647 @end
6648
6649 @implementation RefreshBar
6650
6651 - (void) dealloc {
6652     [indicator_ release];
6653     [prompt_ release];
6654     [progress_ release];
6655     [cancel_ release];
6656     [super dealloc];
6657 }
6658
6659 - (void) positionViews {
6660     CGRect frame = [cancel_ frame];
6661     frame.size = [cancel_ sizeThatFits:frame.size];
6662     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6663     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6664     [cancel_ setFrame:frame];
6665
6666     CGSize prgsize = {75, 100};
6667     CGRect prgrect = {{
6668         [self frame].size.width - prgsize.width - 10,
6669         ([self frame].size.height - prgsize.height) / 2
6670     } , prgsize};
6671     [progress_ setFrame:prgrect];
6672
6673     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6674     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6675     CGRect indrect = {{indoffset, indoffset}, indsize};
6676     [indicator_ setFrame:indrect];
6677
6678     CGSize prmsize = {215, indsize.height + 4};
6679     CGRect prmrect = {{
6680         indoffset * 2 + indsize.width,
6681         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6682     }, prmsize};
6683     [prompt_ setFrame:prmrect];
6684 }
6685
6686 - (void) setFrame:(CGRect)frame {
6687     [super setFrame:frame];
6688     [self positionViews];
6689 }
6690
6691 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6692     if ((self = [super initWithFrame:frame]) != nil) {
6693         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6694
6695         [self setBarStyle:UIBarStyleBlack];
6696
6697         UIBarStyle barstyle([self _barStyle:NO]);
6698         bool ugly(barstyle == UIBarStyleDefault);
6699
6700         UIProgressIndicatorStyle style = ugly ?
6701             UIProgressIndicatorStyleMediumBrown :
6702             UIProgressIndicatorStyleMediumWhite;
6703
6704         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6705         [indicator_ setStyle:style];
6706         [indicator_ startAnimation];
6707         [self addSubview:indicator_];
6708
6709         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6710         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6711         [prompt_ setBackgroundColor:[UIColor clearColor]];
6712         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6713         [self addSubview:prompt_];
6714
6715         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6716         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6717         [progress_ setStyle:0];
6718         [self addSubview:progress_];
6719
6720         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6721         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6722         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6723         [cancel_ setBarStyle:barstyle];
6724
6725         [self positionViews];
6726     } return self;
6727 }
6728
6729 - (void) setCancellable:(bool)cancellable {
6730     if (cancellable)
6731         [self addSubview:cancel_];
6732     else
6733         [cancel_ removeFromSuperview];
6734 }
6735
6736 - (void) start {
6737     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6738     [progress_ setProgress:0];
6739 }
6740
6741 - (void) stop {
6742     [self setCancellable:NO];
6743 }
6744
6745 - (void) setPrompt:(NSString *)prompt {
6746     [prompt_ setText:prompt];
6747 }
6748
6749 - (void) setProgress:(float)progress {
6750     [progress_ setProgress:progress];
6751 }
6752
6753 @end
6754 /* }}} */
6755
6756 /* Cydia Navigation Controller Interface {{{ */
6757 @interface UINavigationController (Cydia)
6758
6759 - (NSArray *) navigationURLCollection;
6760 - (void) unloadData;
6761
6762 @end
6763 /* }}} */
6764
6765 /* Cydia Tab Bar Controller {{{ */
6766 @interface CYTabBarController : UITabBarController <
6767     UITabBarControllerDelegate,
6768     ProgressDelegate
6769 > {
6770     _transient Database *database_;
6771     RefreshBar *refreshbar_;
6772
6773     bool dropped_;
6774     bool updating_;
6775     // XXX: ok, "updatedelegate_"?...
6776     _transient NSObject<CydiaDelegate> *updatedelegate_;
6777
6778     id root_;
6779     UIViewController *remembered_;
6780     _transient UIViewController *transient_;
6781 }
6782
6783 - (NSArray *) navigationURLCollection;
6784 - (void) dropBar:(BOOL)animated;
6785 - (void) beginUpdate;
6786 - (void) raiseBar:(BOOL)animated;
6787 - (BOOL) updating;
6788 - (void) unloadData;
6789
6790 @end
6791
6792 @implementation CYTabBarController
6793
6794 - (void) setUnselectedViewController:(UIViewController *)transient {
6795     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6796     if (transient != nil) {
6797         if (transient_ == nil)
6798             remembered_ = [[controllers objectAtIndex:0] retain];
6799         transient_ = transient;
6800         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6801         [controllers replaceObjectAtIndex:0 withObject:transient_];
6802         [self setSelectedIndex:0];
6803         [self setViewControllers:controllers];
6804         [self concealTabBarSelection];
6805     } else if (remembered_ != nil) {
6806         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6807         transient_ = transient;
6808         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6809         [remembered_ release];
6810         remembered_ = nil;
6811         [self setViewControllers:controllers];
6812         [self revealTabBarSelection];
6813     }
6814 }
6815
6816 - (UIViewController *) unselectedViewController {
6817     return transient_;
6818 }
6819
6820 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6821     if ([self unselectedViewController])
6822         [self setUnselectedViewController:nil];
6823 }
6824
6825 - (NSArray *) navigationURLCollection {
6826     NSMutableArray *items([NSMutableArray array]);
6827
6828     // XXX: Should this deal with transient view controllers?
6829     for (id navigation in [self viewControllers]) {
6830         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6831         if (stack != nil)
6832             [items addObject:stack];
6833     }
6834
6835     return items;
6836 }
6837
6838 - (void) unloadData {
6839     UIViewController *selected([self selectedViewController]);
6840     for (UINavigationController *controller in [self viewControllers])
6841         [controller unloadData];
6842
6843     [selected reloadData];
6844
6845     if (UIViewController *unselected = [self unselectedViewController])
6846         [unselected reloadData];
6847
6848     [super unloadData];
6849 }
6850
6851 - (void) dealloc {
6852     [refreshbar_ release];
6853     [[NSNotificationCenter defaultCenter] removeObserver:self];
6854
6855     [super dealloc];
6856 }
6857
6858 - (id) initWithDatabase:(Database *)database {
6859     if ((self = [super init]) != nil) {
6860         database_ = database;
6861         [self setDelegate:self];
6862
6863         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6864         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6865
6866         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6867     } return self;
6868 }
6869
6870 - (void) setUpdate:(NSDate *)date {
6871     [self beginUpdate];
6872 }
6873
6874 - (void) beginUpdate {
6875     [refreshbar_ start];
6876     [self dropBar:YES];
6877
6878     [updatedelegate_ retainNetworkActivityIndicator];
6879     updating_ = true;
6880
6881     [NSThread
6882         detachNewThreadSelector:@selector(performUpdate)
6883         toTarget:self
6884         withObject:nil
6885     ];
6886 }
6887
6888 - (void) performUpdate { _pooled
6889     Status status;
6890     status.setDelegate(self);
6891     [database_ updateWithStatus:status];
6892
6893     [self
6894         performSelectorOnMainThread:@selector(completeUpdate)
6895         withObject:nil
6896         waitUntilDone:NO
6897     ];
6898 }
6899
6900 - (void) stopUpdateWithSelector:(SEL)selector {
6901     updating_ = false;
6902     [updatedelegate_ releaseNetworkActivityIndicator];
6903
6904     [self raiseBar:YES];
6905     [refreshbar_ stop];
6906
6907     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6908 }
6909
6910 - (void) completeUpdate {
6911     if (!updating_)
6912         return;
6913     [self stopUpdateWithSelector:@selector(reloadData)];
6914 }
6915
6916 - (void) cancelUpdate {
6917     [self stopUpdateWithSelector:@selector(updateData)];
6918 }
6919
6920 - (void) cancelPressed {
6921     [self cancelUpdate];
6922 }
6923
6924 - (BOOL) updating {
6925     return updating_;
6926 }
6927
6928 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6929     [refreshbar_ setPrompt:[event compoundMessage]];
6930 }
6931
6932 - (bool) isProgressCancelled {
6933     return !updating_;
6934 }
6935
6936 - (void) setProgressCancellable:(NSNumber *)cancellable {
6937     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6938 }
6939
6940 - (void) setProgressPercent:(NSNumber *)percent {
6941     [refreshbar_ setProgress:[percent floatValue]];
6942 }
6943
6944 - (void) setProgressStatus:(NSDictionary *)status {
6945     if (status != nil)
6946         [self setProgressPercent:[status objectForKey:@"Percent"]];
6947 }
6948
6949 - (void) setUpdateDelegate:(id)delegate {
6950     updatedelegate_ = delegate;
6951 }
6952
6953 - (CGFloat) statusBarHeight {
6954     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6955         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6956     } else {
6957         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6958     }
6959 }
6960
6961 - (UIView *) transitionView {
6962     if ([self respondsToSelector:@selector(_transitionView)])
6963         return [self _transitionView];
6964     else
6965         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6966 }
6967
6968 - (void) dropBar:(BOOL)animated {
6969     if (dropped_)
6970         return;
6971     dropped_ = true;
6972
6973     UIView *transition([self transitionView]);
6974     [[self view] addSubview:refreshbar_];
6975
6976     CGRect barframe([refreshbar_ frame]);
6977
6978     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6979         barframe.origin.y = [self statusBarHeight];
6980     else
6981         barframe.origin.y = 0;
6982
6983     [refreshbar_ setFrame:barframe];
6984
6985     if (animated)
6986         [UIView beginAnimations:nil context:NULL];
6987
6988     CGRect viewframe = [transition frame];
6989     viewframe.origin.y += barframe.size.height;
6990     viewframe.size.height -= barframe.size.height;
6991     [transition setFrame:viewframe];
6992
6993     if (animated)
6994         [UIView commitAnimations];
6995
6996     // Ensure bar has the proper width for our view, it might have changed
6997     barframe.size.width = viewframe.size.width;
6998     [refreshbar_ setFrame:barframe];
6999
7000     // XXX: fix Apple's layout bug
7001     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7002 }
7003
7004 - (void) raiseBar:(BOOL)animated {
7005     if (!dropped_)
7006         return;
7007     dropped_ = false;
7008
7009     UIView *transition([self transitionView]);
7010     [refreshbar_ removeFromSuperview];
7011
7012     CGRect barframe([refreshbar_ frame]);
7013
7014     if (animated)
7015         [UIView beginAnimations:nil context:NULL];
7016
7017     CGRect viewframe = [transition frame];
7018     viewframe.origin.y -= barframe.size.height;
7019     viewframe.size.height += barframe.size.height;
7020     [transition setFrame:viewframe];
7021
7022     if (animated)
7023         [UIView commitAnimations];
7024
7025     // XXX: fix Apple's layout bug
7026     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7027 }
7028
7029 #if 0
7030 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7031     // XXX: fix Apple's layout bug
7032     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7033 }
7034 #endif
7035
7036 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7037     bool dropped(dropped_);
7038
7039     if (dropped)
7040         [self raiseBar:NO];
7041
7042     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7043
7044     if (dropped)
7045         [self dropBar:NO];
7046
7047     // XXX: fix Apple's layout bug
7048     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7049 }
7050
7051 - (void) statusBarFrameChanged:(NSNotification *)notification {
7052     if (dropped_) {
7053         [self raiseBar:NO];
7054         [self dropBar:NO];
7055     }
7056 }
7057
7058 @end
7059 /* }}} */
7060
7061 /* Cydia Navigation Controller Implementation {{{ */
7062 @implementation UINavigationController (Cydia)
7063
7064 - (NSArray *) navigationURLCollection {
7065     NSMutableArray *stack([NSMutableArray array]);
7066
7067     for (CYViewController *controller in [self viewControllers]) {
7068         NSString *url = [[controller navigationURL] absoluteString];
7069         if (url != nil)
7070             [stack addObject:url];
7071     }
7072
7073     return stack;
7074 }
7075
7076 - (void) reloadData {
7077     [super reloadData];
7078
7079     if (UIViewController *visible = [self visibleViewController])
7080         [visible reloadData];
7081 }
7082
7083 - (void) unloadData {
7084     for (CYViewController *page in [self viewControllers])
7085         [page unloadData];
7086
7087     [super unloadData];
7088 }
7089
7090 @end
7091 /* }}} */
7092
7093 /* Cydia:// Protocol {{{ */
7094 @interface CydiaURLProtocol : NSURLProtocol {
7095 }
7096
7097 @end
7098
7099 @implementation CydiaURLProtocol
7100
7101 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7102     NSURL *url([request URL]);
7103     if (url == nil)
7104         return NO;
7105
7106     NSString *scheme([[url scheme] lowercaseString]);
7107     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7108         return YES;
7109     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7110         return YES;
7111
7112     return NO;
7113 }
7114
7115 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7116     return request;
7117 }
7118
7119 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7120     id<NSURLProtocolClient> client([self client]);
7121     if (icon == nil)
7122         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7123     else {
7124         NSData *data(UIImagePNGRepresentation(icon));
7125
7126         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7127         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7128         [client URLProtocol:self didLoadData:data];
7129         [client URLProtocolDidFinishLoading:self];
7130     }
7131 }
7132
7133 - (void) startLoading {
7134     id<NSURLProtocolClient> client([self client]);
7135     NSURLRequest *request([self request]);
7136
7137     NSURL *url([request URL]);
7138     NSString *href([url absoluteString]);
7139     NSString *scheme([[url scheme] lowercaseString]);
7140
7141     NSString *path;
7142
7143     if ([scheme isEqualToString:@"cydia"])
7144         path = [href substringFromIndex:8];
7145     else if ([scheme isEqualToString:@"about"])
7146         path = [href substringFromIndex:12];
7147     else _assert(false);
7148
7149     NSRange slash([path rangeOfString:@"/"]);
7150
7151     NSString *command;
7152     if (slash.location == NSNotFound) {
7153         command = path;
7154         path = nil;
7155     } else {
7156         command = [path substringToIndex:slash.location];
7157         path = [path substringFromIndex:(slash.location + 1)];
7158     }
7159
7160     Database *database([Database sharedInstance]);
7161
7162     if ([command isEqualToString:@"package-icon"]) {
7163         if (path == nil)
7164             goto fail;
7165         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7166         Package *package([database packageWithName:path]);
7167         if (package == nil)
7168             goto fail;
7169         UIImage *icon([package icon]);
7170         [self _returnPNGWithImage:icon forRequest:request];
7171     } else if ([command isEqualToString:@"source-icon"]) {
7172         if (path == nil)
7173             goto fail;
7174         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7175         NSString *source(Simplify(path));
7176         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7177         if (icon == nil)
7178             icon = [UIImage applicationImageNamed:@"unknown.png"];
7179         [self _returnPNGWithImage:icon forRequest:request];
7180     } else if ([command isEqualToString:@"uikit-image"]) {
7181         if (path == nil)
7182             goto fail;
7183         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7184         UIImage *icon(_UIImageWithName(path));
7185         [self _returnPNGWithImage:icon forRequest:request];
7186     } else if ([command isEqualToString:@"section-icon"]) {
7187         if (path == nil)
7188             goto fail;
7189         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7190         NSString *section(Simplify(path));
7191         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7192         if (icon == nil)
7193             icon = [UIImage applicationImageNamed:@"unknown.png"];
7194         [self _returnPNGWithImage:icon forRequest:request];
7195     } else fail: {
7196         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7197     }
7198 }
7199
7200 - (void) stopLoading {
7201 }
7202
7203 @end
7204 /* }}} */
7205
7206 /* Section Controller {{{ */
7207 @interface SectionController : FilteredPackageListController {
7208     _H<NSString> section_;
7209 }
7210
7211 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7212
7213 @end
7214
7215 @implementation SectionController
7216
7217 - (NSURL *) navigationURL {
7218     NSString *name = section_;
7219     if (name == nil)
7220         name = @"all";
7221
7222     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7223 }
7224
7225 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7226     NSString *title;
7227     if (name == nil)
7228         title = UCLocalize("ALL_PACKAGES");
7229     else if (![name isEqual:@""])
7230         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7231     else
7232         title = UCLocalize("NO_SECTION");
7233
7234     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7235         section_ = name;
7236     } return self;
7237 }
7238
7239 @end
7240 /* }}} */
7241 /* Sections Controller {{{ */
7242 @interface SectionsController : CYViewController <
7243     UITableViewDataSource,
7244     UITableViewDelegate
7245 > {
7246     _transient Database *database_;
7247     NSMutableArray *sections_;
7248     NSMutableArray *filtered_;
7249     UITableView *list_;
7250 }
7251
7252 - (id) initWithDatabase:(Database *)database;
7253 - (void) editButtonClicked;
7254
7255 @end
7256
7257 @implementation SectionsController
7258
7259 - (void) dealloc {
7260     [self releaseSubviews];
7261     [sections_ release];
7262     [filtered_ release];
7263
7264     [super dealloc];
7265 }
7266
7267 - (NSURL *) navigationURL {
7268     return [NSURL URLWithString:@"cydia://sections"];
7269 }
7270
7271 - (void) updateNavigationItem {
7272     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7273     if ([sections_ count] == 0) {
7274         [[self navigationItem] setRightBarButtonItem:nil];
7275     } else {
7276         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7277             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7278             target:self
7279             action:@selector(editButtonClicked)
7280         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7281     }
7282 }
7283
7284 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7285     [super setEditing:editing animated:animated];
7286
7287     if (editing)
7288         [list_ reloadData];
7289     else
7290         [delegate_ updateData];
7291
7292     [self updateNavigationItem];
7293 }
7294
7295 - (void) viewDidAppear:(BOOL)animated {
7296     [super viewDidAppear:animated];
7297     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7298 }
7299
7300 - (void) viewWillDisappear:(BOOL)animated {
7301     [super viewWillDisappear:animated];
7302     if ([self isEditing]) [self setEditing:NO];
7303 }
7304
7305 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7306     Section *section = nil;
7307     int index = [indexPath row];
7308     if (![self isEditing]) {
7309         index -= 1;
7310         if (index >= 0)
7311             section = [filtered_ objectAtIndex:index];
7312     } else {
7313         section = [sections_ objectAtIndex:index];
7314     }
7315     return section;
7316 }
7317
7318 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7319     if ([self isEditing])
7320         return [sections_ count];
7321     else
7322         return [filtered_ count] + 1;
7323 }
7324
7325 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7326     return 45.0f;
7327 }*/
7328
7329 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7330     static NSString *reuseIdentifier = @"SectionCell";
7331
7332     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7333     if (cell == nil)
7334         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7335
7336     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7337
7338     return cell;
7339 }
7340
7341 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7342     if ([self isEditing])
7343         return;
7344
7345     Section *section = [self sectionAtIndexPath:indexPath];
7346
7347     SectionController *controller = [[[SectionController alloc]
7348         initWithDatabase:database_
7349         section:[section name]
7350     ] autorelease];
7351     [controller setDelegate:delegate_];
7352
7353     [[self navigationController] pushViewController:controller animated:YES];
7354 }
7355
7356 - (void) loadView {
7357     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7358
7359     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7360     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7361     [list_ setRowHeight:45.0f];
7362     [list_ setDataSource:self];
7363     [list_ setDelegate:self];
7364     [[self view] addSubview:list_];
7365 }
7366
7367 - (void) viewDidLoad {
7368     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7369 }
7370
7371 - (void) releaseSubviews {
7372     [list_ release];
7373     list_ = nil;
7374 }
7375
7376 - (id) initWithDatabase:(Database *)database {
7377     if ((self = [super init]) != nil) {
7378         database_ = database;
7379
7380         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7381         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7382     } return self;
7383 }
7384
7385 - (void) reloadData {
7386     [super reloadData];
7387
7388     NSArray *packages = [database_ packages];
7389
7390     [sections_ removeAllObjects];
7391     [filtered_ removeAllObjects];
7392
7393     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7394
7395     _trace();
7396     for (Package *package in packages) {
7397         NSString *name([package section]);
7398         NSString *key(name == nil ? @"" : name);
7399
7400         Section *section;
7401
7402         _profile(SectionsView$reloadData$Section)
7403             section = [sections objectForKey:key];
7404             if (section == nil) {
7405                 _profile(SectionsView$reloadData$Section$Allocate)
7406                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7407                     [sections setObject:section forKey:key];
7408                 _end
7409             }
7410         _end
7411
7412         [section addToCount];
7413
7414         _profile(SectionsView$reloadData$Filter)
7415             if (![package valid] || ![package visible])
7416                 continue;
7417         _end
7418
7419         [section addToRow];
7420     }
7421     _trace();
7422
7423     [sections_ addObjectsFromArray:[sections allValues]];
7424
7425     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7426
7427     for (Section *section in sections_) {
7428         size_t count([section row]);
7429         if (count == 0)
7430             continue;
7431
7432         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7433         [section setCount:count];
7434         [filtered_ addObject:section];
7435     }
7436
7437     [self updateNavigationItem];
7438     [list_ reloadData];
7439     _trace();
7440 }
7441
7442 - (void) editButtonClicked {
7443     [self setEditing:![self isEditing] animated:YES];
7444 }
7445
7446 @end
7447 /* }}} */
7448
7449 /* Changes Controller {{{ */
7450 @interface ChangesController : CYViewController <
7451     UITableViewDataSource,
7452     UITableViewDelegate
7453 > {
7454     _transient Database *database_;
7455     unsigned era_;
7456     CFMutableArrayRef packages_;
7457     NSMutableArray *sections_;
7458     UITableView *list_;
7459     unsigned upgrades_;
7460 }
7461
7462 - (id) initWithDatabase:(Database *)database;
7463
7464 @end
7465
7466 @implementation ChangesController
7467
7468 - (void) dealloc {
7469     [self releaseSubviews];
7470     CFRelease(packages_);
7471     [sections_ release];
7472
7473     [super dealloc];
7474 }
7475
7476 - (NSURL *) navigationURL {
7477     return [NSURL URLWithString:@"cydia://changes"];
7478 }
7479
7480 - (void) viewDidAppear:(BOOL)animated {
7481     [super viewDidAppear:animated];
7482     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7483 }
7484
7485 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7486     NSInteger count([sections_ count]);
7487     return count == 0 ? 1 : count;
7488 }
7489
7490 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7491     if ([sections_ count] == 0)
7492         return nil;
7493     return [[sections_ objectAtIndex:section] name];
7494 }
7495
7496 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7497     if ([sections_ count] == 0)
7498         return 0;
7499     return [[sections_ objectAtIndex:section] count];
7500 }
7501
7502 - (Package *) packageAtIndex:(NSUInteger)index {
7503     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7504 }
7505
7506 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7507 @synchronized (database_) {
7508     if ([database_ era] != era_)
7509         return nil;
7510
7511     NSUInteger sectionIndex([path section]);
7512     if (sectionIndex >= [sections_ count])
7513         return nil;
7514     Section *section([sections_ objectAtIndex:sectionIndex]);
7515     NSInteger row([path row]);
7516     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7517 } }
7518
7519 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7520     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7521     if (cell == nil)
7522         cell = [[[PackageCell alloc] init] autorelease];
7523     [cell setPackage:[self packageAtIndexPath:path]];
7524     return cell;
7525 }
7526
7527 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7528     Package *package([self packageAtIndexPath:path]);
7529     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7530     [view setDelegate:delegate_];
7531     [[self navigationController] pushViewController:view animated:YES];
7532     return path;
7533 }
7534
7535 - (void) refreshButtonClicked {
7536     [delegate_ beginUpdate];
7537     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7538 }
7539
7540 - (void) upgradeButtonClicked {
7541     [delegate_ distUpgrade];
7542 }
7543
7544 - (void) loadView {
7545     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7546
7547     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7548     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7549     [list_ setRowHeight:73];
7550     [list_ setDataSource:self];
7551     [list_ setDelegate:self];
7552     [[self view] addSubview:list_];
7553 }
7554
7555 - (void) viewDidLoad {
7556     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7557 }
7558
7559 - (void) releaseSubviews {
7560     [list_ release];
7561     list_ = nil;
7562 }
7563
7564 - (id) initWithDatabase:(Database *)database {
7565     if ((self = [super init]) != nil) {
7566         database_ = database;
7567
7568         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7569         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7570     } return self;
7571 }
7572
7573 // this mostly works because reloadData (below) is @synchronized (database_)
7574 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7575 - (void) _reloadPackages:(NSArray *)packages {
7576     CFRelease(packages_);
7577     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7578
7579     _trace();
7580     _profile(ChangesController$_reloadPackages$Filter)
7581         for (Package *package in packages)
7582             if ([package upgradableAndEssential:YES] || [package visible])
7583                 CFArrayAppendValue(packages_, package);
7584     _end
7585     _trace();
7586     _profile(ChangesController$_reloadPackages$radixSort)
7587         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7588     _end
7589     _trace();
7590 }
7591
7592 - (void) _reloadData {
7593 @synchronized (database_) {
7594     era_ = [database_ era];
7595     NSArray *packages = [database_ packages];
7596
7597     [sections_ removeAllObjects];
7598
7599 #if 1
7600     UIProgressHUD *hud([delegate_ addProgressHUD]);
7601     [hud setText:UCLocalize("LOADING")];
7602     //NSLog(@"HUD:%@::%@", delegate_, hud);
7603     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7604     [delegate_ removeProgressHUD:hud];
7605 #else
7606     [self _reloadPackages:packages];
7607 #endif
7608
7609     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7610     Section *ignored = nil;
7611     Section *section = nil;
7612     time_t last = 0;
7613
7614     upgrades_ = 0;
7615     bool unseens = false;
7616
7617     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7618
7619     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7620         Package *package = [self packageAtIndex:offset];
7621
7622         BOOL uae = [package upgradableAndEssential:YES];
7623
7624         if (!uae) {
7625             unseens = true;
7626             time_t seen([package seen]);
7627
7628             if (section == nil || last != seen) {
7629                 last = seen;
7630
7631                 NSString *name;
7632                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7633                 [name autorelease];
7634
7635                 _profile(ChangesController$reloadData$Allocate)
7636                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7637                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7638                     [sections_ addObject:section];
7639                 _end
7640             }
7641
7642             [section addToCount];
7643         } else if ([package ignored]) {
7644             if (ignored == nil) {
7645                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7646             }
7647             [ignored addToCount];
7648         } else {
7649             ++upgrades_;
7650             [upgradable addToCount];
7651         }
7652     }
7653     _trace();
7654
7655     CFRelease(formatter);
7656
7657     if (unseens) {
7658         Section *last = [sections_ lastObject];
7659         size_t count = [last count];
7660         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7661         [sections_ removeLastObject];
7662     }
7663
7664     if ([ignored count] != 0)
7665         [sections_ insertObject:ignored atIndex:0];
7666     if (upgrades_ != 0)
7667         [sections_ insertObject:upgradable atIndex:0];
7668
7669     [list_ reloadData];
7670
7671     if (upgrades_ > 0)
7672         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7673             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7674             style:UIBarButtonItemStylePlain
7675             target:self
7676             action:@selector(upgradeButtonClicked)
7677         ] autorelease]];
7678
7679     if (![delegate_ updating])
7680         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7681             initWithTitle:UCLocalize("REFRESH")
7682             style:UIBarButtonItemStylePlain
7683             target:self
7684             action:@selector(refreshButtonClicked)
7685         ] autorelease]];
7686
7687     PrintTimes();
7688 } }
7689
7690 - (void) reloadData {
7691     [super reloadData];
7692     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7693 }
7694
7695 @end
7696 /* }}} */
7697 /* Search Controller {{{ */
7698 @interface SearchController : FilteredPackageListController <
7699     UISearchBarDelegate
7700 > {
7701     _H<UISearchBar> search_;
7702     BOOL searchloaded_;
7703 }
7704
7705 - (id) initWithDatabase:(Database *)database;
7706 - (void) setSearchTerm:(NSString *)term;
7707 - (void) reloadData;
7708
7709 @end
7710
7711 @implementation SearchController
7712
7713 - (void) dealloc {
7714     [search_ setDelegate:nil];
7715     [super dealloc];
7716 }
7717
7718 - (NSURL *) navigationURL {
7719     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7720         return [NSURL URLWithString:@"cydia://search"];
7721     else
7722         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7723 }
7724
7725 - (void) setSearchTerm:(NSString *)searchTerm {
7726     [search_ setText:searchTerm];
7727     [self reloadData];
7728 }
7729
7730 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7731     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7732     [search_ resignFirstResponder];
7733     [self reloadData];
7734 }
7735
7736 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7737     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7738     [self reloadData];
7739 }
7740
7741 - (id) initWithDatabase:(Database *)database {
7742     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7743         search_ = [[[UISearchBar alloc] init] autorelease];
7744         [search_ setDelegate:self];
7745     } return self;
7746 }
7747
7748 - (void) viewDidAppear:(BOOL)animated {
7749     [super viewDidAppear:animated];
7750
7751     if (!searchloaded_) {
7752         searchloaded_ = YES;
7753         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7754         [search_ layoutSubviews];
7755         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7756
7757         UITextField *textField;
7758         if ([search_ respondsToSelector:@selector(searchField)])
7759             textField = [search_ searchField];
7760         else
7761             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7762
7763         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7764         [textField setEnablesReturnKeyAutomatically:NO];
7765         [[self navigationItem] setTitleView:textField];
7766     }
7767 }
7768
7769 - (void) reloadData {
7770     [self setObject:[search_ text]];
7771     [self resetCursor];
7772
7773     [super reloadData];
7774 }
7775
7776 - (void) didSelectPackage:(Package *)package {
7777     [search_ resignFirstResponder];
7778     [super didSelectPackage:package];
7779 }
7780
7781 @end
7782 /* }}} */
7783 /* Package Settings Controller {{{ */
7784 @interface PackageSettingsController : CYViewController <
7785     UITableViewDataSource,
7786     UITableViewDelegate
7787 > {
7788     _transient Database *database_;
7789     NSString *name_;
7790     Package *package_;
7791     UITableView *table_;
7792     UISwitch *subscribedSwitch_;
7793     UISwitch *ignoredSwitch_;
7794     UITableViewCell *subscribedCell_;
7795     UITableViewCell *ignoredCell_;
7796 }
7797
7798 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7799
7800 @end
7801
7802 @implementation PackageSettingsController
7803
7804 - (void) dealloc {
7805     [self releaseSubviews];
7806     [name_ release];
7807     [package_ release];
7808
7809     [super dealloc];
7810 }
7811
7812 - (NSURL *) navigationURL {
7813     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7814 }
7815
7816 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7817     if (package_ == nil)
7818         return 0;
7819
7820     if ([package_ installed] == nil)
7821         return 1;
7822     else
7823         return 2;
7824 }
7825
7826 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7827     if (package_ == nil)
7828         return 0;
7829
7830     // both sections contain just one item right now.
7831     return 1;
7832 }
7833
7834 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7835     return nil;
7836 }
7837
7838 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7839     if (section == 0)
7840         return UCLocalize("SHOW_ALL_CHANGES_EX");
7841     else
7842         return UCLocalize("IGNORE_UPGRADES_EX");
7843 }
7844
7845 - (void) onSubscribed:(id)control {
7846     bool value([control isOn]);
7847     if (package_ == nil)
7848         return;
7849     if ([package_ setSubscribed:value])
7850         [delegate_ updateData];
7851 }
7852
7853 - (void) _updateIgnored {
7854     const char *package([name_ UTF8String]);
7855     bool on([ignoredSwitch_ isOn]);
7856
7857     pid_t pid(ExecFork());
7858     if (pid == 0) {
7859         FILE *dpkg(popen("dpkg --set-selections", "w"));
7860         fwrite(package, strlen(package), 1, dpkg);
7861
7862         if (on)
7863             fwrite(" hold\n", 6, 1, dpkg);
7864         else
7865             fwrite(" install\n", 9, 1, dpkg);
7866
7867         pclose(dpkg);
7868
7869         exit(0);
7870         _assert(false);
7871     }
7872
7873     _forever {
7874         int status;
7875         int result(waitpid(pid, &status, 0));
7876
7877         if (result != -1) {
7878             _assert(result == pid);
7879             break;
7880         }
7881     }
7882 }
7883
7884 - (void) onIgnored:(id)control {
7885     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7886     [invocation setTarget:self];
7887     [invocation setSelector:@selector(_updateIgnored)];
7888
7889     [delegate_ reloadDataWithInvocation:invocation];
7890 }
7891
7892 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7893     if (package_ == nil)
7894         return nil;
7895
7896     switch ([indexPath section]) {
7897         case 0: return subscribedCell_;
7898         case 1: return ignoredCell_;
7899
7900         _nodefault
7901     }
7902
7903     return nil;
7904 }
7905
7906 - (void) loadView {
7907     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7908
7909     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7910     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7911     [table_ setDataSource:self];
7912     [table_ setDelegate:self];
7913     [[self view] addSubview:table_];
7914
7915     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7916     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7917     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7918
7919     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7920     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7921     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7922
7923     subscribedCell_ = [[UITableViewCell alloc] init];
7924     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7925     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7926     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7927
7928     ignoredCell_ = [[UITableViewCell alloc] init];
7929     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7930     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7931     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7932 }
7933
7934 - (void) viewDidLoad {
7935     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7936 }
7937
7938 - (void) releaseSubviews {
7939     [ignoredCell_ release];
7940     ignoredCell_ = nil;
7941
7942     [subscribedCell_ release];
7943     subscribedCell_ = nil;
7944
7945     [table_ release];
7946     table_ = nil;
7947
7948     [ignoredSwitch_ release];
7949     ignoredSwitch_ = nil;
7950
7951     [subscribedSwitch_ release];
7952     subscribedSwitch_ = nil;
7953 }
7954
7955 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7956     if ((self = [super init]) != nil) {
7957         database_ = database;
7958         name_ = [package retain];
7959     } return self;
7960 }
7961
7962 - (void) reloadData {
7963     [super reloadData];
7964
7965     if (package_ != nil)
7966         [package_ autorelease];
7967     package_ = [database_ packageWithName:name_];
7968
7969     if (package_ != nil) {
7970         package_ = [package_ retain];
7971         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7972         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7973     } // XXX: what now, G?
7974
7975     [table_ reloadData];
7976 }
7977
7978 @end
7979 /* }}} */
7980
7981 /* Installed Controller {{{ */
7982 @interface InstalledController : FilteredPackageListController {
7983     BOOL expert_;
7984 }
7985
7986 - (id) initWithDatabase:(Database *)database;
7987
7988 - (void) updateRoleButton;
7989 - (void) queueStatusDidChange;
7990
7991 @end
7992
7993 @implementation InstalledController
7994
7995 - (void) dealloc {
7996     [super dealloc];
7997 }
7998
7999 - (NSURL *) navigationURL {
8000     return [NSURL URLWithString:@"cydia://installed"];
8001 }
8002
8003 - (id) initWithDatabase:(Database *)database {
8004     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8005         [self updateRoleButton];
8006         [self queueStatusDidChange];
8007     } return self;
8008 }
8009
8010 #if !AlwaysReload
8011 - (void) queueButtonClicked {
8012     [delegate_ queue];
8013 }
8014 #endif
8015
8016 - (void) queueStatusDidChange {
8017 #if !AlwaysReload
8018     if (IsWildcat_) {
8019         if (Queuing_) {
8020             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8021                 initWithTitle:UCLocalize("QUEUE")
8022                 style:UIBarButtonItemStyleDone
8023                 target:self
8024                 action:@selector(queueButtonClicked)
8025             ] autorelease]];
8026         } else {
8027             [[self navigationItem] setLeftBarButtonItem:nil];
8028         }
8029     }
8030 #endif
8031 }
8032
8033 - (void) updateRoleButton {
8034     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8035         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8036             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8037             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8038             target:self
8039             action:@selector(roleButtonClicked)
8040         ] autorelease]];
8041 }
8042
8043 - (void) roleButtonClicked {
8044     [self setObject:[NSNumber numberWithBool:expert_]];
8045     [self reloadData];
8046     expert_ = !expert_;
8047
8048     [self updateRoleButton];
8049 }
8050
8051 @end
8052 /* }}} */
8053
8054 /* Source Cell {{{ */
8055 @interface SourceCell : CYTableViewCell <
8056     ContentDelegate
8057 > {
8058     UIImage *icon_;
8059     NSString *origin_;
8060     NSString *label_;
8061 }
8062
8063 - (void) setSource:(Source *)source;
8064
8065 @end
8066
8067 @implementation SourceCell
8068
8069 - (void) clearSource {
8070     [icon_ release];
8071     [origin_ release];
8072     [label_ release];
8073
8074     icon_ = nil;
8075     origin_ = nil;
8076     label_ = nil;
8077 }
8078
8079 - (void) setSource:(Source *)source {
8080     [self clearSource];
8081
8082     if (icon_ == nil)
8083         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
8084     if (icon_ == nil)
8085         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8086     icon_ = [icon_ retain];
8087
8088     origin_ = [[source name] retain];
8089     label_ = [[source uri] retain];
8090
8091     [content_ setNeedsDisplay];
8092 }
8093
8094 - (void) dealloc {
8095     [self clearSource];
8096     [super dealloc];
8097 }
8098
8099 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8100     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8101         UIView *content([self contentView]);
8102         CGRect bounds([content bounds]);
8103
8104         content_ = [[ContentView alloc] initWithFrame:bounds];
8105         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8106         [content_ setBackgroundColor:[UIColor whiteColor]];
8107         [content addSubview:content_];
8108
8109         [content_ setDelegate:self];
8110         [content_ setOpaque:YES];
8111     } return self;
8112 }
8113
8114 - (NSString *) accessibilityLabel {
8115     return label_;
8116 }
8117
8118 - (void) drawContentRect:(CGRect)rect {
8119     bool highlighted(highlighted_);
8120     float width(rect.size.width);
8121
8122     if (icon_ != nil)
8123         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8124
8125     if (highlighted)
8126         UISetColor(White_);
8127
8128     if (!highlighted)
8129         UISetColor(Black_);
8130     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8131
8132     if (!highlighted)
8133         UISetColor(Blue_);
8134     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8135 }
8136
8137 @end
8138 /* }}} */
8139 /* Source Controller {{{ */
8140 @interface SourceController : FilteredPackageListController {
8141     _transient Source *source_;
8142     NSString *key_;
8143 }
8144
8145 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8146
8147 @end
8148
8149 @implementation SourceController
8150
8151 - (NSURL *) navigationURL {
8152     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8153 }
8154
8155 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8156     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8157         source_ = source;
8158         key_ = [[source key] retain];
8159     } return self;
8160 }
8161
8162 - (void) reloadData {
8163     source_ = [database_ sourceWithKey:key_];
8164     [key_ release];
8165     key_ = [[source_ key] retain];
8166     [self setObject:source_];
8167
8168     [[self navigationItem] setTitle:[source_ label]];
8169
8170     [super reloadData];
8171 }
8172
8173 @end
8174 /* }}} */
8175 /* Sources Controller {{{ */
8176 @interface SourcesController : CYViewController <
8177     UITableViewDataSource,
8178     UITableViewDelegate
8179 > {
8180     _transient Database *database_;
8181     UITableView *list_;
8182     NSMutableArray *sources_;
8183     int offset_;
8184
8185     NSString *href_;
8186     UIProgressHUD *hud_;
8187     NSError *error_;
8188
8189     //NSURLConnection *installer_;
8190     NSURLConnection *trivial_;
8191     NSURLConnection *trivial_bz2_;
8192     NSURLConnection *trivial_gz_;
8193     //NSURLConnection *automatic_;
8194
8195     BOOL cydia_;
8196 }
8197
8198 - (id) initWithDatabase:(Database *)database;
8199 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8200
8201 @end
8202
8203 @implementation SourcesController
8204
8205 - (void) _releaseConnection:(NSURLConnection *)connection {
8206     if (connection != nil) {
8207         [connection cancel];
8208         //[connection setDelegate:nil];
8209         [connection release];
8210     }
8211 }
8212
8213 - (void) dealloc {
8214     [self releaseSubviews];
8215
8216     [href_ release];
8217     [hud_ release];
8218     [error_ release];
8219
8220     //[self _releaseConnection:installer_];
8221     [self _releaseConnection:trivial_];
8222     [self _releaseConnection:trivial_gz_];
8223     [self _releaseConnection:trivial_bz2_];
8224     //[self _releaseConnection:automatic_];
8225
8226     [sources_ release];
8227     [super dealloc];
8228 }
8229
8230 - (NSURL *) navigationURL {
8231     return [NSURL URLWithString:@"cydia://sources"];
8232 }
8233
8234 - (void) viewDidAppear:(BOOL)animated {
8235     [super viewDidAppear:animated];
8236     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8237 }
8238
8239 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8240     return offset_ == 0 ? 1 : 2;
8241 }
8242
8243 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8244     switch (section + (offset_ == 0 ? 1 : 0)) {
8245         case 0: return UCLocalize("ENTERED_BY_USER");
8246         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8247
8248         _nodefault
8249     }
8250 }
8251
8252 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8253     int count = [sources_ count];
8254     switch (section) {
8255         case 0: return (offset_ == 0 ? count : offset_);
8256         case 1: return count - offset_;
8257
8258         _nodefault
8259     }
8260 }
8261
8262 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8263     unsigned idx = 0;
8264     switch (indexPath.section) {
8265         case 0: idx = indexPath.row; break;
8266         case 1: idx = indexPath.row + offset_; break;
8267
8268         _nodefault
8269     }
8270     return [sources_ objectAtIndex:idx];
8271 }
8272
8273 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8274     static NSString *cellIdentifier = @"SourceCell";
8275
8276     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8277     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8278     [cell setSource:[self sourceAtIndexPath:indexPath]];
8279     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8280
8281     return cell;
8282 }
8283
8284 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8285     Source *source = [self sourceAtIndexPath:indexPath];
8286
8287     SourceController *controller = [[[SourceController alloc]
8288         initWithDatabase:database_
8289         source:source
8290     ] autorelease];
8291
8292     [controller setDelegate:delegate_];
8293
8294     [[self navigationController] pushViewController:controller animated:YES];
8295 }
8296
8297 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8298     Source *source = [self sourceAtIndexPath:indexPath];
8299     return [source record] != nil;
8300 }
8301
8302 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8303     Source *source = [self sourceAtIndexPath:indexPath];
8304     [Sources_ removeObjectForKey:[source key]];
8305     [delegate_ syncData];
8306 }
8307
8308 - (void) complete {
8309     [delegate_ addTrivialSource:href_];
8310     [delegate_ syncData];
8311 }
8312
8313 - (NSString *) getWarning {
8314     NSString *href(href_);
8315     NSRange colon([href rangeOfString:@"://"]);
8316     if (colon.location != NSNotFound)
8317         href = [href substringFromIndex:(colon.location + 3)];
8318     href = [href stringByAddingPercentEscapes];
8319     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8320     href = [href stringByCachingURLWithCurrentCDN];
8321
8322     NSURL *url([NSURL URLWithString:href]);
8323
8324     NSStringEncoding encoding;
8325     NSError *error(nil);
8326
8327     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8328         return [warning length] == 0 ? nil : warning;
8329     return nil;
8330 }
8331
8332 - (void) _endConnection:(NSURLConnection *)connection {
8333     // XXX: the memory management in this method is horribly awkward
8334
8335     NSURLConnection **field = NULL;
8336     if (connection == trivial_)
8337         field = &trivial_;
8338     else if (connection == trivial_bz2_)
8339         field = &trivial_bz2_;
8340     else if (connection == trivial_gz_)
8341         field = &trivial_gz_;
8342     _assert(field != NULL);
8343     [connection release];
8344     *field = nil;
8345
8346     if (
8347         trivial_ == nil &&
8348         trivial_bz2_ == nil &&
8349         trivial_gz_ == nil
8350     ) {
8351         bool defer(false);
8352
8353         if (cydia_) {
8354             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8355                 defer = true;
8356
8357                 UIAlertView *alert = [[[UIAlertView alloc]
8358                     initWithTitle:UCLocalize("SOURCE_WARNING")
8359                     message:warning
8360                     delegate:self
8361                     cancelButtonTitle:UCLocalize("CANCEL")
8362                     otherButtonTitles:
8363                         UCLocalize("ADD_ANYWAY"),
8364                     nil
8365                 ] autorelease];
8366
8367                 [alert setContext:@"warning"];
8368                 [alert setNumberOfRows:1];
8369                 [alert show];
8370             } else
8371                 [self complete];
8372         } else if (error_ != nil) {
8373             UIAlertView *alert = [[[UIAlertView alloc]
8374                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8375                 message:[error_ localizedDescription]
8376                 delegate:self
8377                 cancelButtonTitle:UCLocalize("OK")
8378                 otherButtonTitles:nil
8379             ] autorelease];
8380
8381             [alert setContext:@"urlerror"];
8382             [alert show];
8383         } else {
8384             UIAlertView *alert = [[[UIAlertView alloc]
8385                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8386                 message:UCLocalize("NOT_REPOSITORY_EX")
8387                 delegate:self
8388                 cancelButtonTitle:UCLocalize("OK")
8389                 otherButtonTitles:nil
8390             ] autorelease];
8391
8392             [alert setContext:@"trivial"];
8393             [alert show];
8394         }
8395
8396         [delegate_ releaseNetworkActivityIndicator];
8397
8398         [delegate_ removeProgressHUD:hud_];
8399         [hud_ autorelease];
8400         hud_ = nil;
8401
8402         if (!defer) {
8403             [href_ release];
8404             href_ = nil;
8405         }
8406
8407         if (error_ != nil) {
8408             [error_ release];
8409             error_ = nil;
8410         }
8411     }
8412 }
8413
8414 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8415     switch ([response statusCode]) {
8416         case 200:
8417             cydia_ = YES;
8418     }
8419 }
8420
8421 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8422     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8423     if (error_ != nil)
8424         error_ = [error retain];
8425     [self _endConnection:connection];
8426 }
8427
8428 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8429     [self _endConnection:connection];
8430 }
8431
8432 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8433     NSMutableURLRequest *request = [NSMutableURLRequest
8434         requestWithURL:[NSURL URLWithString:href]
8435         cachePolicy:NSURLRequestUseProtocolCachePolicy
8436         timeoutInterval:120.0
8437     ];
8438
8439     [request setHTTPMethod:method];
8440
8441     if (Machine_ != NULL)
8442         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8443     if (UniqueID_ != nil)
8444         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8445
8446     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8447 }
8448
8449 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8450     NSString *context([alert context]);
8451
8452     if ([context isEqualToString:@"source"]) {
8453         switch (button) {
8454             case 1: {
8455                 NSString *href = [[alert textField] text];
8456
8457                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8458
8459                 if (![href hasSuffix:@"/"])
8460                     href_ = [href stringByAppendingString:@"/"];
8461                 else
8462                     href_ = href;
8463                 href_ = [href_ retain];
8464
8465                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8466                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8467                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8468                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8469
8470                 cydia_ = false;
8471
8472                 // XXX: this is stupid
8473                 hud_ = [[delegate_ addProgressHUD] retain];
8474                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8475                 [delegate_ retainNetworkActivityIndicator];
8476             } break;
8477
8478             case 0:
8479             break;
8480
8481             _nodefault
8482         }
8483
8484         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8485     } else if ([context isEqualToString:@"trivial"])
8486         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8487     else if ([context isEqualToString:@"urlerror"])
8488         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8489     else if ([context isEqualToString:@"warning"]) {
8490         switch (button) {
8491             case 1:
8492                 [self complete];
8493             break;
8494
8495             case 0:
8496             break;
8497
8498             _nodefault
8499         }
8500
8501         [href_ release];
8502         href_ = nil;
8503
8504         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8505     }
8506 }
8507
8508 - (void) loadView {
8509     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8510
8511     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8512     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8513     [list_ setRowHeight:56];
8514     [list_ setDataSource:self];
8515     [list_ setDelegate:self];
8516     [[self view] addSubview:list_];
8517 }
8518
8519 - (void) viewDidLoad {
8520     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8521     [self updateButtonsForEditingStatus:NO animated:NO];
8522 }
8523
8524 - (void) releaseSubviews {
8525     [list_ release];
8526     list_ = nil;
8527 }
8528
8529 - (id) initWithDatabase:(Database *)database {
8530     if ((self = [super init]) != nil) {
8531         database_ = database;
8532         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8533     } return self;
8534 }
8535
8536 - (void) reloadData {
8537     [super reloadData];
8538
8539     pkgSourceList list;
8540     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8541         return;
8542
8543     [sources_ removeAllObjects];
8544     [sources_ addObjectsFromArray:[database_ sources]];
8545     _trace();
8546     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8547     _trace();
8548
8549     int count([sources_ count]);
8550     offset_ = 0;
8551     for (int i = 0; i != count; i++) {
8552         if ([[sources_ objectAtIndex:i] record] == nil)
8553             break;
8554         offset_++;
8555     }
8556
8557     [list_ setEditing:NO];
8558     [self updateButtonsForEditingStatus:NO animated:NO];
8559     [list_ reloadData];
8560 }
8561
8562 - (void) showAddSourcePrompt {
8563     UIAlertView *alert = [[[UIAlertView alloc]
8564         initWithTitle:UCLocalize("ENTER_APT_URL")
8565         message:nil
8566         delegate:self
8567         cancelButtonTitle:UCLocalize("CANCEL")
8568         otherButtonTitles:
8569             UCLocalize("ADD_SOURCE"),
8570         nil
8571     ] autorelease];
8572
8573     [alert setContext:@"source"];
8574     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8575
8576     [alert setNumberOfRows:1];
8577     [alert addTextFieldWithValue:@"http://" label:@""];
8578
8579     UITextInputTraits *traits = [[alert textField] textInputTraits];
8580     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8581     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8582     [traits setKeyboardType:UIKeyboardTypeURL];
8583     // XXX: UIReturnKeyDone
8584     [traits setReturnKeyType:UIReturnKeyNext];
8585
8586     [alert show];
8587 }
8588
8589 - (void) addButtonClicked {
8590     [self showAddSourcePrompt];
8591 }
8592
8593 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8594     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8595         initWithTitle:UCLocalize("ADD")
8596         style:UIBarButtonItemStylePlain
8597         target:self
8598         action:@selector(addButtonClicked)
8599     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8600
8601     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8602         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8603         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8604         target:self
8605         action:@selector(editButtonClicked)
8606     ] autorelease] animated:animated];
8607
8608     if (IsWildcat_ && !editing)
8609         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8610             initWithTitle:UCLocalize("SETTINGS")
8611             style:UIBarButtonItemStylePlain
8612             target:self
8613             action:@selector(settingsButtonClicked)
8614         ] autorelease]];
8615 }
8616
8617 - (void) settingsButtonClicked {
8618     [delegate_ showSettings];
8619 }
8620
8621 - (void) editButtonClicked {
8622     [list_ setEditing:![list_ isEditing] animated:YES];
8623
8624     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8625 }
8626
8627 @end
8628 /* }}} */
8629
8630 /* Settings Controller {{{ */
8631 @interface SettingsController : CYViewController <
8632     UITableViewDataSource,
8633     UITableViewDelegate
8634 > {
8635     _transient Database *database_;
8636     // XXX: ok, "roledelegate_"?...
8637     _transient id roledelegate_;
8638     UITableView *table_;
8639     UISegmentedControl *segment_;
8640     UIView *container_;
8641 }
8642
8643 - (void) showDoneButton;
8644 - (void) resizeSegmentedControl;
8645
8646 @end
8647
8648 @implementation SettingsController
8649
8650 - (void) dealloc {
8651     [self releaseSubviews];
8652
8653     [super dealloc];
8654 }
8655
8656 - (void) loadView {
8657     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8658
8659     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8660     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8661     [table_ setDelegate:self];
8662     [table_ setDataSource:self];
8663     [[self view] addSubview:table_];
8664
8665     NSArray *items = [NSArray arrayWithObjects:
8666         UCLocalize("USER"),
8667         UCLocalize("HACKER"),
8668         UCLocalize("DEVELOPER"),
8669     nil];
8670     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8671     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8672     [container_ addSubview:segment_];
8673 }
8674
8675 - (void) viewDidLoad {
8676     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8677
8678     int index = -1;
8679     if ([Role_ isEqualToString:@"User"]) index = 0;
8680     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8681     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8682     if (index != -1) {
8683         [segment_ setSelectedSegmentIndex:index];
8684         [self showDoneButton];
8685     }
8686
8687     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8688     [self resizeSegmentedControl];
8689 }
8690
8691 - (void) releaseSubviews {
8692     [table_ release];
8693     table_ = nil;
8694
8695     [segment_ release];
8696     segment_ = nil;
8697
8698     [container_ release];
8699     container_ = nil;
8700 }
8701
8702 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8703     if ((self = [super init]) != nil) {
8704         database_ = database;
8705         roledelegate_ = delegate;
8706     } return self;
8707 }
8708
8709 - (void) resizeSegmentedControl {
8710     CGFloat width = [[self view] frame].size.width;
8711     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8712 }
8713
8714 - (void) viewWillAppear:(BOOL)animated {
8715     [super viewWillAppear:animated];
8716
8717     [self resizeSegmentedControl];
8718 }
8719
8720 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8721     [self resizeSegmentedControl];
8722 }
8723
8724 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8725     [self resizeSegmentedControl];
8726 }
8727
8728 - (void) save {
8729     NSString *role(nil);
8730
8731     switch ([segment_ selectedSegmentIndex]) {
8732         case 0: role = @"User"; break;
8733         case 1: role = @"Hacker"; break;
8734         case 2: role = @"Developer"; break;
8735
8736         _nodefault
8737     }
8738
8739     if (![role isEqualToString:Role_]) {
8740         bool rolling(Role_ == nil);
8741         Role_ = role;
8742
8743         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8744             Role_, @"Role",
8745         nil];
8746
8747         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8748         Changed_ = true;
8749
8750         if (rolling)
8751             [roledelegate_ loadData];
8752         else
8753             [roledelegate_ updateData];
8754     }
8755 }
8756
8757 - (void) segmentChanged:(UISegmentedControl *)control {
8758     [self showDoneButton];
8759 }
8760
8761 - (void) saveAndClose {
8762     [self save];
8763
8764     [[self navigationItem] setRightBarButtonItem:nil];
8765     [[self navigationController] dismissModalViewControllerAnimated:YES];
8766 }
8767
8768 - (void) doneButtonClicked {
8769     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8770     [spinner startAnimating];
8771     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8772     [[self navigationItem] setRightBarButtonItem:spinItem];
8773
8774     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8775 }
8776
8777 - (void) showDoneButton {
8778     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8779         initWithTitle:UCLocalize("DONE")
8780         style:UIBarButtonItemStyleDone
8781         target:self
8782         action:@selector(doneButtonClicked)
8783     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8784 }
8785
8786 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8787     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8788     return 6;
8789 }
8790
8791 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8792     return 0; // :(
8793 }
8794
8795 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8796     return nil; // This method is required by the protocol.
8797 }
8798
8799 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8800     if (section == 1)
8801         return UCLocalize("ROLE_EX");
8802     if (section == 4)
8803         return [NSString stringWithFormat:
8804             @"%@: %@\n%@: %@\n%@: %@",
8805             UCLocalize("USER"), UCLocalize("USER_EX"),
8806             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8807             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8808         ];
8809     else return nil;
8810 }
8811
8812 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8813     return section == 3 ? 44.0f : 0;
8814 }
8815
8816 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8817     return section == 3 ? container_ : nil;
8818 }
8819
8820 - (void) reloadData {
8821     [super reloadData];
8822
8823     [table_ reloadData];
8824 }
8825
8826 @end
8827 /* }}} */
8828 /* Stash Controller {{{ */
8829 @interface StashController : CYViewController {
8830     UIActivityIndicatorView *spinner_;
8831     UILabel *status_;
8832     UILabel *caption_;
8833 }
8834
8835 @end
8836
8837 @implementation StashController
8838
8839 - (void) dealloc {
8840     [self releaseSubviews];
8841
8842     [super dealloc];
8843 }
8844
8845 - (void) loadView {
8846     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8847     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8848
8849     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8850     CGRect spinrect = [spinner_ frame];
8851     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8852     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8853     [spinner_ setFrame:spinrect];
8854     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8855     [[self view] addSubview:spinner_];
8856     [spinner_ startAnimating];
8857
8858     CGRect captrect;
8859     captrect.size.width = [[self view] frame].size.width;
8860     captrect.size.height = 40.0f;
8861     captrect.origin.x = 0;
8862     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8863     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8864     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8865     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8866     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8867     [caption_ setTextColor:[UIColor whiteColor]];
8868     [caption_ setBackgroundColor:[UIColor clearColor]];
8869     [caption_ setShadowColor:[UIColor blackColor]];
8870     [caption_ setTextAlignment:UITextAlignmentCenter];
8871     [[self view] addSubview:caption_];
8872
8873     CGRect statusrect;
8874     statusrect.size.width = [[self view] frame].size.width;
8875     statusrect.size.height = 30.0f;
8876     statusrect.origin.x = 0;
8877     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8878     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8879     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8880     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8881     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8882     [status_ setTextColor:[UIColor whiteColor]];
8883     [status_ setBackgroundColor:[UIColor clearColor]];
8884     [status_ setShadowColor:[UIColor blackColor]];
8885     [status_ setTextAlignment:UITextAlignmentCenter];
8886     [[self view] addSubview:status_];
8887 }
8888
8889 - (void) releaseSubviews {
8890     [spinner_ release];
8891     spinner_ = nil;
8892
8893     [status_ release];
8894     status_ = nil;
8895
8896     [caption_ release];
8897     caption_ = nil;
8898 }
8899
8900 @end
8901 /* }}} */
8902
8903 @interface Cydia : UIApplication <
8904     ConfirmationControllerDelegate,
8905     DatabaseDelegate,
8906     CydiaDelegate,
8907     UINavigationControllerDelegate,
8908     UITabBarControllerDelegate
8909 > {
8910     // XXX: evaluate all fields for _transient
8911
8912     UIWindow *window_;
8913     CYTabBarController *tabbar_;
8914     CYEmulatedLoadingController *emulated_;
8915
8916     NSMutableArray *essential_;
8917     NSMutableArray *broken_;
8918
8919     Database *database_;
8920
8921     NSURL *starturl_;
8922
8923     unsigned locked_;
8924     unsigned activity_;
8925
8926     StashController *stash_;
8927
8928     bool loaded_;
8929 }
8930
8931 - (void) loadData;
8932
8933 @end
8934
8935 @implementation Cydia
8936
8937 - (void) beginUpdate {
8938     [tabbar_ beginUpdate];
8939 }
8940
8941 - (BOOL) updating {
8942     return [tabbar_ updating];
8943 }
8944
8945 - (void) _loaded {
8946     if ([broken_ count] != 0) {
8947         int count = [broken_ count];
8948
8949         UIAlertView *alert = [[[UIAlertView alloc]
8950             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8951             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8952             delegate:self
8953             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8954             otherButtonTitles:
8955                 UCLocalize("TEMPORARY_IGNORE"),
8956             nil
8957         ] autorelease];
8958
8959         [alert setContext:@"fixhalf"];
8960         [alert setNumberOfRows:2];
8961         [alert show];
8962     } else if (!Ignored_ && [essential_ count] != 0) {
8963         int count = [essential_ count];
8964
8965         UIAlertView *alert = [[[UIAlertView alloc]
8966             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8967             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8968             delegate:self
8969             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8970             otherButtonTitles:
8971                 UCLocalize("UPGRADE_ESSENTIAL"),
8972                 UCLocalize("COMPLETE_UPGRADE"),
8973             nil
8974         ] autorelease];
8975
8976         [alert setContext:@"upgrade"];
8977         [alert show];
8978     }
8979 }
8980
8981 - (void) _saveConfig {
8982     _trace();
8983     MetaFile_.Sync();
8984     _trace();
8985
8986     if (Changed_) {
8987         NSString *error(nil);
8988
8989         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8990             _trace();
8991             NSError *error(nil);
8992             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8993                 NSLog(@"failure to save metadata data: %@", error);
8994             _trace();
8995
8996             Changed_ = false;
8997         } else {
8998             NSLog(@"failure to serialize metadata: %@", error);
8999         }
9000     }
9001 }
9002
9003 // Navigation controller for the queuing badge.
9004 - (UINavigationController *) queueNavigationController {
9005     NSArray *controllers = [tabbar_ viewControllers];
9006     return [controllers objectAtIndex:3];
9007 }
9008
9009 - (void) unloadData {
9010     [tabbar_ unloadData];
9011 }
9012
9013 - (void) _updateData {
9014     [self _saveConfig];
9015
9016     [self unloadData];
9017
9018     UINavigationController *navigation = [self queueNavigationController];
9019
9020     id queuedelegate = nil;
9021     if ([[navigation viewControllers] count] > 0)
9022         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9023
9024     [queuedelegate queueStatusDidChange];
9025     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9026 }
9027
9028 - (void) _refreshIfPossible:(NSDate *)update {
9029     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9030
9031     bool recently = false;
9032     if (update != nil) {
9033         NSTimeInterval interval([update timeIntervalSinceNow]);
9034         if (interval <= 0 && interval > -(15*60))
9035             recently = true;
9036     }
9037
9038     // Don't automatic refresh if:
9039     //  - We already refreshed recently.
9040     //  - We already auto-refreshed this launch.
9041     //  - Auto-refresh is disabled.
9042     if (recently || loaded_ || ManualRefresh) {
9043         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9044
9045         // If we are cancelling, we need to make sure it knows it's already loaded.
9046         loaded_ = true;
9047         return;
9048     } else {
9049         // We are going to load, so remember that.
9050         loaded_ = true;
9051     }
9052
9053     SCNetworkReachabilityFlags flags; {
9054         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9055         SCNetworkReachabilityGetFlags(reachability, &flags);
9056         CFRelease(reachability);
9057     }
9058
9059     // XXX: this elaborate mess is what Apple is using to determine this? :(
9060     // XXX: do we care if the user has to intervene? maybe that's ok?
9061     bool reachable(
9062         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9063             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9064                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9065                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9066             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9067             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9068         )
9069     );
9070
9071     // If we can reach the server, auto-refresh!
9072     if (reachable)
9073         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9074
9075     [pool release];
9076 }
9077
9078 - (void) refreshIfPossible {
9079     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9080 }
9081
9082 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
9083     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9084     [hud setText:UCLocalize("RELOADING_DATA")];
9085
9086     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9087
9088     if (hud != nil)
9089         [self removeProgressHUD:hud];
9090
9091     size_t changes(0);
9092
9093     [essential_ removeAllObjects];
9094     [broken_ removeAllObjects];
9095
9096     NSArray *packages([database_ packages]);
9097     for (Package *package in packages) {
9098         if ([package half])
9099             [broken_ addObject:package];
9100         if ([package upgradableAndEssential:NO]) {
9101             if ([package essential])
9102                 [essential_ addObject:package];
9103             ++changes;
9104         }
9105     }
9106
9107     NSLog(@"changes:#%u", changes);
9108
9109     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9110     if (changes != 0) {
9111         _trace();
9112         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9113         [changesItem setBadgeValue:badge];
9114         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9115         [self setApplicationIconBadgeNumber:changes];
9116     } else {
9117         _trace();
9118         [changesItem setBadgeValue:nil];
9119         [changesItem setAnimatedBadge:NO];
9120         [self setApplicationIconBadgeNumber:0];
9121     }
9122
9123     [self _updateData];
9124
9125     [self refreshIfPossible];
9126 }
9127
9128 - (void) updateData {
9129     [self _updateData];
9130 }
9131
9132 - (void) update_ {
9133     [database_ update];
9134 }
9135
9136 - (void) complete {
9137     @synchronized (self) {
9138         [self _reloadDataWithInvocation:nil];
9139     }
9140 }
9141
9142 - (void) disemulate {
9143     if (emulated_ == nil)
9144         return;
9145
9146     [window_ addSubview:[tabbar_ view]];
9147     [[emulated_ view] removeFromSuperview];
9148     [emulated_ release];
9149     emulated_ = nil;
9150     [window_ setUserInteractionEnabled:YES];
9151 }
9152
9153 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9154     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9155     if (IsWildcat_)
9156         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9157
9158     UIViewController *parent;
9159     if (emulated_ == nil)
9160         parent = tabbar_;
9161     else if (!force)
9162         parent = emulated_;
9163     else {
9164         [self disemulate];
9165         parent = tabbar_;
9166     }
9167
9168     [parent presentModalViewController:navigation animated:YES];
9169 }
9170
9171 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9172     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9173
9174     if (navigation != nil)
9175         [navigation pushViewController:progress animated:YES];
9176     else
9177         [self presentModalViewController:progress force:YES];
9178
9179     [progress invoke:invocation withTitle:title];
9180     return progress;
9181 }
9182
9183 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9184     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9185 }
9186
9187 - (void) repairWithInvocation:(NSInvocation *)invocation {
9188     _trace();
9189     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9190     _trace();
9191 }
9192
9193 - (void) repairWithSelector:(SEL)selector {
9194     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9195 }
9196
9197 - (void) syncData {
9198     [self _saveConfig];
9199
9200     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9201     _assert(file != NULL);
9202
9203     for (NSString *key in [Sources_ allKeys]) {
9204         NSDictionary *source([Sources_ objectForKey:key]);
9205
9206         fprintf(file, "%s %s %s\n",
9207             [[source objectForKey:@"Type"] UTF8String],
9208             [[source objectForKey:@"URI"] UTF8String],
9209             [[source objectForKey:@"Distribution"] UTF8String]
9210         );
9211     }
9212
9213     fclose(file);
9214
9215     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9216
9217     [self complete];
9218 }
9219
9220 - (void) addTrivialSource:(NSString *)href {
9221     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9222         @"deb", @"Type",
9223         href, @"URI",
9224         @"./", @"Distribution",
9225     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9226
9227     Changed_ = true;
9228 }
9229
9230 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9231     @synchronized (self) {
9232         [self _reloadDataWithInvocation:invocation];
9233     }
9234 }
9235
9236 - (void) reloadData {
9237     [self reloadDataWithInvocation:nil];
9238 }
9239
9240 - (void) resolve {
9241     pkgProblemResolver *resolver = [database_ resolver];
9242
9243     resolver->InstallProtect();
9244     if (!resolver->Resolve(true))
9245         _error->Discard();
9246 }
9247
9248 - (bool) perform {
9249     // XXX: this is a really crappy way of doing this.
9250     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9251     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9252     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9253     if ([tabbar_ updating])
9254         [tabbar_ cancelUpdate];
9255
9256     if (![database_ prepare])
9257         return false;
9258
9259     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9260     [page setDelegate:self];
9261     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9262
9263     if (IsWildcat_)
9264         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9265     [tabbar_ presentModalViewController:confirm_ animated:YES];
9266
9267     return true;
9268 }
9269
9270 - (void) queue {
9271     @synchronized (self) {
9272         [self perform];
9273     }
9274 }
9275
9276 - (void) clearPackage:(Package *)package {
9277     @synchronized (self) {
9278         [package clear];
9279         [self resolve];
9280         [self perform];
9281     }
9282 }
9283
9284 - (void) installPackages:(NSArray *)packages {
9285     @synchronized (self) {
9286         for (Package *package in packages)
9287             [package install];
9288         [self resolve];
9289         [self perform];
9290     }
9291 }
9292
9293 - (void) installPackage:(Package *)package {
9294     @synchronized (self) {
9295         [package install];
9296         [self resolve];
9297         [self perform];
9298     }
9299 }
9300
9301 - (void) removePackage:(Package *)package {
9302     @synchronized (self) {
9303         [package remove];
9304         [self resolve];
9305         [self perform];
9306     }
9307 }
9308
9309 - (void) distUpgrade {
9310     @synchronized (self) {
9311         if (![database_ upgrade])
9312             return;
9313         [self perform];
9314     }
9315 }
9316
9317 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9318     Queuing_ = false;
9319     ++locked_;
9320     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9321     --locked_;
9322     [self complete];
9323 }
9324
9325 - (void) showSettings {
9326     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9327 }
9328
9329 - (void) retainNetworkActivityIndicator {
9330     if (activity_++ == 0)
9331         [self setNetworkActivityIndicatorVisible:YES];
9332
9333 #if TraceLogging
9334     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9335 #endif
9336 }
9337
9338 - (void) releaseNetworkActivityIndicator {
9339     if (--activity_ == 0)
9340         [self setNetworkActivityIndicatorVisible:NO];
9341
9342 #if TraceLogging
9343     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9344 #endif
9345
9346 }
9347
9348 - (void) cancelAndClear:(bool)clear {
9349     @synchronized (self) {
9350         if (clear) {
9351             [database_ clear];
9352             Queuing_ = false;
9353         } else {
9354             Queuing_ = true;
9355         }
9356
9357         [self _updateData];
9358     }
9359 }
9360
9361 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9362     NSString *context([alert context]);
9363
9364     if ([context isEqualToString:@"conffile"]) {
9365         FILE *input = [database_ input];
9366         if (button == [alert cancelButtonIndex])
9367             fprintf(input, "N\n");
9368         else if (button == [alert firstOtherButtonIndex])
9369             fprintf(input, "Y\n");
9370         fflush(input);
9371
9372         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9373     } else if ([context isEqualToString:@"fixhalf"]) {
9374         if (button == [alert cancelButtonIndex]) {
9375             @synchronized (self) {
9376                 for (Package *broken in broken_) {
9377                     [broken remove];
9378
9379                     NSString *id = [broken id];
9380                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9381                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9382                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9383                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9384                 }
9385
9386                 [self resolve];
9387                 [self perform];
9388             }
9389         } else if (button == [alert firstOtherButtonIndex]) {
9390             [broken_ removeAllObjects];
9391             [self _loaded];
9392         }
9393
9394         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9395     } else if ([context isEqualToString:@"upgrade"]) {
9396         if (button == [alert firstOtherButtonIndex]) {
9397             @synchronized (self) {
9398                 for (Package *essential in essential_)
9399                     [essential install];
9400
9401                 [self resolve];
9402                 [self perform];
9403             }
9404         } else if (button == [alert firstOtherButtonIndex] + 1) {
9405             [self distUpgrade];
9406         } else if (button == [alert cancelButtonIndex]) {
9407             Ignored_ = YES;
9408         }
9409
9410         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9411     }
9412 }
9413
9414 - (void) system:(NSString *)command { _pooled
9415     _trace();
9416     system([command UTF8String]);
9417     _trace();
9418 }
9419
9420 - (void) applicationWillSuspend {
9421     [database_ clean];
9422     [super applicationWillSuspend];
9423 }
9424
9425 - (BOOL) isSafeToSuspend {
9426     if (locked_ != 0) {
9427 #if !ForRelease
9428         NSLog(@"isSafeToSuspend: locked_ != 0");
9429 #endif
9430         return false;
9431     }
9432
9433     // Use external process status API internally.
9434     // This is probably a really bad idea.
9435     // XXX: what is the point of this? does this solve anything at all?
9436     uint64_t status = 0;
9437     int notify_token;
9438     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9439         notify_get_state(notify_token, &status);
9440         notify_cancel(notify_token);
9441     }
9442
9443     if (status != 0) {
9444 #if !ForRelease
9445         NSLog(@"isSafeToSuspend: status != 0");
9446 #endif
9447         return false;
9448     }
9449
9450 #if !ForRelease
9451     NSLog(@"isSafeToSuspend: -> true");
9452 #endif
9453     return true;
9454 }
9455
9456 - (void) applicationSuspend:(__GSEvent *)event {
9457     if ([self isSafeToSuspend])
9458         [super applicationSuspend:event];
9459 }
9460
9461 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9462     if ([self isSafeToSuspend])
9463         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9464 }
9465
9466 - (void) _setSuspended:(BOOL)value {
9467     if ([self isSafeToSuspend])
9468         [super _setSuspended:value];
9469 }
9470
9471 - (UIProgressHUD *) addProgressHUD {
9472     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9473     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9474
9475     [window_ setUserInteractionEnabled:NO];
9476
9477     UIViewController *target(tabbar_);
9478     if (UIViewController *modal = [target modalViewController])
9479         target = modal;
9480
9481     UIView *view([target view]);
9482     [view addSubview:hud];
9483
9484     [hud show:YES];
9485
9486     ++locked_;
9487     return hud;
9488 }
9489
9490 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9491     --locked_;
9492     [hud show:NO];
9493     [hud removeFromSuperview];
9494     [window_ setUserInteractionEnabled:YES];
9495 }
9496
9497 - (CYViewController *) pageForPackage:(NSString *)name {
9498     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9499 }
9500
9501 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9502     NSString *scheme([[url scheme] lowercaseString]);
9503     if ([[url absoluteString] length] <= [scheme length] + 3)
9504         return nil;
9505     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9506     NSArray *components([path pathComponents]);
9507
9508     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9509         return [self pageForPackage:[components objectAtIndex:1]];
9510
9511     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9512         return nil;
9513
9514     NSString *base([components objectAtIndex:0]);
9515
9516     CYViewController *controller = nil;
9517
9518     if ([base isEqualToString:@"url"]) {
9519         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9520         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9521         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9522     } else if (!external && [components count] == 1) {
9523         if ([base isEqualToString:@"manage"]) {
9524             controller = [[[ManageController alloc] init] autorelease];
9525         }
9526
9527         if ([base isEqualToString:@"sources"]) {
9528             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9529         }
9530
9531         if ([base isEqualToString:@"home"]) {
9532             controller = [[[HomeController alloc] init] autorelease];
9533         }
9534
9535         if ([base isEqualToString:@"sections"]) {
9536             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9537         }
9538
9539         if ([base isEqualToString:@"search"]) {
9540             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9541         }
9542
9543         if ([base isEqualToString:@"changes"]) {
9544             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9545         }
9546
9547         if ([base isEqualToString:@"installed"]) {
9548             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9549         }
9550     } else if ([components count] == 2) {
9551         NSString *argument = [components objectAtIndex:1];
9552
9553         if ([base isEqualToString:@"package"]) {
9554             controller = [self pageForPackage:argument];
9555         }
9556
9557         if (!external && [base isEqualToString:@"search"]) {
9558             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9559             [(SearchController *)controller setSearchTerm:argument];
9560         }
9561
9562         if (!external && [base isEqualToString:@"sections"]) {
9563             if ([argument isEqualToString:@"all"])
9564                 argument = nil;
9565             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9566         }
9567
9568         if (!external && [base isEqualToString:@"sources"]) {
9569             if ([argument isEqualToString:@"add"]) {
9570                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9571                 [(SourcesController *)controller showAddSourcePrompt];
9572             } else {
9573                 Source *source = [database_ sourceWithKey:argument];
9574                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9575             }
9576         }
9577
9578         if (!external && [base isEqualToString:@"launch"]) {
9579             [self launchApplicationWithIdentifier:argument suspended:NO];
9580             return nil;
9581         }
9582     } else if (!external && [components count] == 3) {
9583         NSString *arg1 = [components objectAtIndex:1];
9584         NSString *arg2 = [components objectAtIndex:2];
9585
9586         if ([base isEqualToString:@"package"]) {
9587             if ([arg2 isEqualToString:@"settings"]) {
9588                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9589             } else if ([arg2 isEqualToString:@"files"]) {
9590                 if (Package *package = [database_ packageWithName:arg1]) {
9591                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9592                     [(FileTable *)controller setPackage:package];
9593                 }
9594             }
9595         }
9596     }
9597
9598     [controller setDelegate:self];
9599     return controller;
9600 }
9601
9602 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9603     CYViewController *page([self pageForURL:url forExternal:external]);
9604
9605     if (page != nil) {
9606         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9607         [nav setViewControllers:[NSArray arrayWithObject:page]];
9608         [tabbar_ setUnselectedViewController:nav];
9609     }
9610
9611     return page != nil;
9612 }
9613
9614 - (void) applicationOpenURL:(NSURL *)url {
9615     [super applicationOpenURL:url];
9616
9617     if (!loaded_) starturl_ = [url retain];
9618     else [self openCydiaURL:url forExternal:YES];
9619 }
9620
9621 - (void) applicationWillResignActive:(UIApplication *)application {
9622     // Stop refreshing if you get a phone call or lock the device.
9623     if ([tabbar_ updating])
9624         [tabbar_ cancelUpdate];
9625
9626     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9627         [super applicationWillResignActive:application];
9628 }
9629
9630 - (void) applicationWillTerminate:(UIApplication *)application {
9631     Changed_ = true;
9632     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9633     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9634     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9635
9636     [self _saveConfig];
9637 }
9638
9639 - (void) setConfigurationData:(NSString *)data {
9640     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9641
9642     if (!conffile_r(data)) {
9643         lprintf("E:invalid conffile\n");
9644         return;
9645     }
9646
9647     NSString *ofile = conffile_r[1];
9648     //NSString *nfile = conffile_r[2];
9649
9650     UIAlertView *alert = [[[UIAlertView alloc]
9651         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9652         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9653         delegate:self
9654         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9655         otherButtonTitles:
9656             UCLocalize("ACCEPT_NEW_COPY"),
9657             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9658         nil
9659     ] autorelease];
9660
9661     [alert setContext:@"conffile"];
9662     [alert setNumberOfRows:2];
9663     [alert show];
9664 }
9665
9666 - (void) addStashController {
9667     ++locked_;
9668     stash_ = [[StashController alloc] init];
9669     [window_ addSubview:[stash_ view]];
9670 }
9671
9672 - (void) removeStashController {
9673     [[stash_ view] removeFromSuperview];
9674     [stash_ release];
9675     --locked_;
9676 }
9677
9678 - (void) stash {
9679     [self setIdleTimerDisabled:YES];
9680
9681     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9682     UpdateExternalStatus(1);
9683     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9684     UpdateExternalStatus(0);
9685
9686     [self removeStashController];
9687
9688     if (ExecFork() == 0) {
9689         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9690         perror("launchctl stop");
9691     }
9692 }
9693
9694 - (void) setupViewControllers {
9695     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9696
9697     NSMutableArray *items([NSMutableArray arrayWithObjects:
9698         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9699         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9700         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9701         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9702     nil]);
9703
9704     if (IsWildcat_) {
9705         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9706         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9707     } else {
9708         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9709     }
9710
9711     NSMutableArray *controllers([NSMutableArray array]);
9712     for (UITabBarItem *item in items) {
9713         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9714         [controller setTabBarItem:item];
9715         [controllers addObject:controller];
9716     }
9717     [tabbar_ setViewControllers:controllers];
9718
9719     [tabbar_ setUpdateDelegate:self];
9720 }
9721
9722 - (void) applicationDidFinishLaunching:(id)unused {
9723 _trace();
9724     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9725         [self setApplicationSupportsShakeToEdit:NO];
9726
9727     @synchronized (HostConfig_) {
9728         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9729     }
9730
9731     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9732         initWithMemoryCapacity:524288
9733         diskCapacity:10485760
9734         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9735     ] autorelease]];
9736
9737     [CYBrowserController _initialize];
9738
9739     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9740
9741     Font12_ = [[UIFont systemFontOfSize:12] retain];
9742     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9743     Font14_ = [[UIFont systemFontOfSize:14] retain];
9744     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9745     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9746
9747     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9748     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9749
9750     // XXX: I really need this thing... like, seriously... I'm sorry
9751     [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9752
9753     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9754     [window_ orderFront:self];
9755     [window_ makeKey:self];
9756     [window_ setHidden:NO];
9757
9758     if (
9759         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9760         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9761         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9762         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9763         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9764         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9765         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9766         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9767         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9768         false
9769     ) {
9770         [self addStashController];
9771         // XXX: this would be much cleaner as a yieldToSelector:
9772         // that way the removeStashController could happen right here inline
9773         // we also could no longer require the useless stash_ field anymore
9774         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9775         return;
9776     }
9777
9778     database_ = [Database sharedInstance];
9779     [database_ setDelegate:self];
9780
9781     [window_ setUserInteractionEnabled:NO];
9782     [self setupViewControllers];
9783
9784     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9785     [window_ addSubview:[emulated_ view]];
9786
9787     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9788 _trace();
9789 }
9790
9791 - (NSArray *) defaultStartPages {
9792     NSMutableArray *standard = [NSMutableArray array];
9793     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9794     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9795     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9796     if (!IsWildcat_) {
9797         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9798     } else {
9799         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9800         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9801     }
9802     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9803     return standard;
9804 }
9805
9806 - (void) loadData {
9807 _trace();
9808     if (Role_ == nil) {
9809         [window_ setUserInteractionEnabled:YES];
9810         [self showSettings];
9811         return;
9812     } else {
9813         if ([emulated_ modalViewController] != nil)
9814             [emulated_ dismissModalViewControllerAnimated:YES];
9815         [window_ setUserInteractionEnabled:NO];
9816     }
9817
9818     [self reloadData];
9819     PrintTimes();
9820
9821     [self disemulate];
9822
9823     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9824     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9825     int standardIndex = 0;
9826     NSArray *standard = [self defaultStartPages];
9827
9828     BOOL valid = YES;
9829
9830     if (saved == nil)
9831         valid = NO;
9832
9833     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9834     if (valid && closed != nil) {
9835         NSTimeInterval interval([closed timeIntervalSinceNow]);
9836         // XXX: Is 15 minutes the optimal time here?
9837         if (interval > 0 && interval <= -(15*60))
9838             valid = NO;
9839     }
9840
9841     if (valid && [saved count] != [standard count])
9842         valid = NO;
9843
9844     if (valid) {
9845         for (unsigned int i = 0; i < [standard count]; i++) {
9846             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9847             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9848             //      but it's good enough for now.
9849             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9850                 valid = NO;
9851                 break;
9852             }
9853         }
9854     }
9855
9856     NSArray *items = nil;
9857     if (valid) {
9858         [tabbar_ setSelectedIndex:savedIndex];
9859         items = saved;
9860     } else {
9861         [tabbar_ setSelectedIndex:standardIndex];
9862         items = standard;
9863     }
9864
9865     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9866         NSArray *stack = [items objectAtIndex:tab];
9867         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9868         NSMutableArray *current = [NSMutableArray array];
9869
9870         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9871             NSString *addr = [stack objectAtIndex:nav];
9872             NSURL *url = [NSURL URLWithString:addr];
9873             CYViewController *page = [self pageForURL:url forExternal:NO];
9874             if (page != nil)
9875                 [current addObject:page];
9876         }
9877
9878         [navigation setViewControllers:current];
9879     }
9880
9881     // (Try to) show the startup URL.
9882     if (starturl_ != nil) {
9883         [self openCydiaURL:starturl_ forExternal:NO];
9884         [starturl_ release];
9885         starturl_ = nil;
9886     }
9887 }
9888
9889 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9890     if (item != nil && IsWildcat_) {
9891         [sheet showFromBarButtonItem:item animated:YES];
9892     } else {
9893         [sheet showInView:window_];
9894     }
9895 }
9896
9897 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9898     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9899     [progress setTitle:task];
9900     [progress addProgressEvent:event];
9901 }
9902
9903 - (void) addProgressEventForTask:(NSArray *)data {
9904     CydiaProgressEvent *event([data objectAtIndex:0]);
9905     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9906     [self addProgressEvent:event forTask:task];
9907 }
9908
9909 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9910     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9911 }
9912
9913 @end
9914
9915 /*IMP alloc_;
9916 id Alloc_(id self, SEL selector) {
9917     id object = alloc_(self, selector);
9918     lprintf("[%s]A-%p\n", self->isa->name, object);
9919     return object;
9920 }*/
9921
9922 /*IMP dealloc_;
9923 id Dealloc_(id self, SEL selector) {
9924     id object = dealloc_(self, selector);
9925     lprintf("[%s]D-%p\n", self->isa->name, object);
9926     return object;
9927 }*/
9928
9929 Class $WebDefaultUIKitDelegate;
9930
9931 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9932     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9933         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9934     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9935 }
9936
9937 static NSSet *MobilizedFiles_;
9938
9939 static NSURL *MobilizeURL(NSURL *url) {
9940     NSString *path([url path]);
9941     if ([path hasPrefix:@"/var/root/"]) {
9942         NSString *file([path substringFromIndex:10]);
9943         if ([MobilizedFiles_ containsObject:file])
9944             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9945     }
9946
9947     return url;
9948 }
9949
9950 Class $CFXPreferencesPropertyListSource;
9951 @class CFXPreferencesPropertyListSource;
9952
9953 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9954     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9955     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9956     url = MobilizeURL(url);
9957     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9958     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9959     url = old;
9960     [pool release];
9961     return value;
9962 }
9963
9964 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9965     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9966     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9967     url = MobilizeURL(url);
9968     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9969     //NSLog(@"%@ %@", [url absoluteString], value);
9970     url = old;
9971     [pool release];
9972     return value;
9973 }
9974
9975 Class $NSURLConnection;
9976
9977 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9978     NSMutableURLRequest *copy([request mutableCopy]);
9979
9980     NSURL *url([copy URL]);
9981     NSString *host([url host]);
9982     NSString *scheme([[url scheme] lowercaseString]);
9983
9984     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9985
9986     @synchronized (HostConfig_) {
9987         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9988             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9989                 [copy setHTTPShouldUsePipelining:YES];
9990     }
9991
9992     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9993     } return self;
9994 }
9995
9996 int main(int argc, char *argv[]) { _pooled
9997     _trace();
9998
9999     UpdateExternalStatus(0);
10000
10001     if (Class $UIDevice = objc_getClass("UIDevice")) {
10002         UIDevice *device([$UIDevice currentDevice]);
10003         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10004     } else
10005         IsWildcat_ = false;
10006
10007     UIScreen *screen([UIScreen mainScreen]);
10008     if ([screen respondsToSelector:@selector(scale)])
10009         ScreenScale_ = [screen scale];
10010     else
10011         ScreenScale_ = 1;
10012
10013     UIDevice *device([UIDevice currentDevice]);
10014     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10015         Idiom_ = @"iphone";
10016     else {
10017         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10018         if (idiom == UIUserInterfaceIdiomPhone)
10019             Idiom_ = @"iphone";
10020         else if (idiom == UIUserInterfaceIdiomPad)
10021             Idiom_ = @"ipad";
10022         else
10023             NSLog(@"unknown UIUserInterfaceIdiom!");
10024     }
10025
10026     SessionData_ = [[NSMutableDictionary alloc] initWithCapacity:4];
10027
10028     HostConfig_ = [[NSObject alloc] init];
10029     @synchronized (HostConfig_) {
10030         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10031         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10032     }
10033
10034     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
10035
10036     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10037
10038     MobilizedFiles_ = [NSMutableSet setWithObjects:
10039         @"Library/Preferences/com.apple.Accessibility.plist",
10040         @"Library/Preferences/com.apple.preferences.sounds.plist",
10041     nil];
10042
10043     /* Library Hacks {{{ */
10044     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10045
10046     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10047
10048     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10049     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10050         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10051         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10052     }
10053
10054     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10055     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10056         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10057         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10058     }
10059
10060     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10061     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10062     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10063         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10064         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10065     }
10066
10067     $NSURLConnection = objc_getClass("NSURLConnection");
10068     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10069     if (NSURLConnection$init$ != NULL) {
10070         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10071         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10072     }
10073     /* }}} */
10074     /* Set Locale {{{ */
10075     Locale_ = CFLocaleCopyCurrent();
10076     Languages_ = [NSLocale preferredLanguages];
10077
10078     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10079     //NSLog(@"%@", [Languages_ description]);
10080
10081     const char *lang;
10082     if (Locale_ != NULL)
10083         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10084     else if (Languages_ != nil && [Languages_ count] != 0)
10085         lang = [[Languages_ objectAtIndex:0] UTF8String];
10086     else
10087         // XXX: consider just setting to C and then falling through?
10088         lang = NULL;
10089
10090     if (lang != NULL) {
10091         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10092         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10093     }
10094
10095     NSLog(@"Setting Language: %s", lang);
10096
10097     if (lang != NULL) {
10098         setenv("LANG", lang, true);
10099         std::setlocale(LC_ALL, lang);
10100     }
10101     /* }}} */
10102
10103     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10104
10105     /* Parse Arguments {{{ */
10106     bool substrate(false);
10107
10108     if (argc != 0) {
10109         char **args(argv);
10110         int arge(1);
10111
10112         for (int argi(1); argi != argc; ++argi)
10113             if (strcmp(argv[argi], "--") == 0) {
10114                 arge = argi;
10115                 argv[argi] = argv[0];
10116                 argv += argi;
10117                 argc -= argi;
10118                 break;
10119             }
10120
10121         for (int argi(1); argi != arge; ++argi)
10122             if (strcmp(args[argi], "--substrate") == 0)
10123                 substrate = true;
10124             else
10125                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10126     }
10127     /* }}} */
10128
10129     App_ = [[NSBundle mainBundle] bundlePath];
10130     Advanced_ = YES;
10131
10132     setuid(0);
10133     setgid(0);
10134
10135     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10136     alloc_ = alloc->method_imp;
10137     alloc->method_imp = (IMP) &Alloc_;*/
10138
10139     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10140     dealloc_ = dealloc->method_imp;
10141     dealloc->method_imp = (IMP) &Dealloc_;*/
10142
10143     /* System Information {{{ */
10144     size_t size;
10145
10146     int maxproc;
10147     size = sizeof(maxproc);
10148     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10149         perror("sysctlbyname(\"kern.maxproc\", ?)");
10150     else if (maxproc < 64) {
10151         maxproc = 64;
10152         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10153             perror("sysctlbyname(\"kern.maxproc\", #)");
10154     }
10155
10156     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10157     char *osversion = new char[size];
10158     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10159         perror("sysctlbyname(\"kern.osversion\", ?)");
10160     else
10161         System_ = [NSString stringWithUTF8String:osversion];
10162
10163     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10164     char *machine = new char[size];
10165     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10166         perror("sysctlbyname(\"hw.machine\", ?)");
10167     else
10168         Machine_ = machine;
10169
10170     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
10171         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
10172             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
10173                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
10174                 CFRelease(serial);
10175             }
10176
10177             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
10178                 NSData *data((NSData *) ecid);
10179                 size_t length([data length]);
10180                 uint8_t bytes[length];
10181                 [data getBytes:bytes];
10182                 char string[length * 2 + 1];
10183                 for (size_t i(0); i != length; ++i)
10184                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10185                 ChipID_ = [NSString stringWithUTF8String:string];
10186                 CFRelease(ecid);
10187             }
10188
10189             IOObjectRelease(service);
10190         }
10191     }
10192
10193     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10194
10195     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10196     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10197     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10198
10199     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10200     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10201     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10202
10203     if (mcc != NULL && mnc != NULL)
10204         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10205
10206     if (mnc != NULL)
10207         CFRelease(mnc);
10208     if (mcc != NULL)
10209         CFRelease(mcc);
10210
10211     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10212         Build_ = [system objectForKey:@"ProductBuildVersion"];
10213     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10214         Product_ = [info objectForKey:@"SafariProductVersion"];
10215         Safari_ = [info objectForKey:@"CFBundleVersion"];
10216     }
10217     /* }}} */
10218     /* Load Database {{{ */
10219     _trace();
10220     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10221     _trace();
10222     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10223
10224     if (Metadata_ == NULL)
10225         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10226     else {
10227         Settings_ = [Metadata_ objectForKey:@"Settings"];
10228
10229         Packages_ = [Metadata_ objectForKey:@"Packages"];
10230         Sections_ = [Metadata_ objectForKey:@"Sections"];
10231         Sources_ = [Metadata_ objectForKey:@"Sources"];
10232
10233         Token_ = [Metadata_ objectForKey:@"Token"];
10234     }
10235
10236     if (Settings_ != nil)
10237         Role_ = [Settings_ objectForKey:@"Role"];
10238
10239     if (Sections_ == nil) {
10240         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10241         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10242     }
10243
10244     if (Sources_ == nil) {
10245         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10246         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10247     }
10248     /* }}} */
10249
10250     _trace();
10251     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10252     _trace();
10253
10254     if (Packages_ != nil) {
10255         bool fail(false);
10256         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10257         _trace();
10258
10259         if (!fail) {
10260             [Metadata_ removeObjectForKey:@"Packages"];
10261             Packages_ = nil;
10262             Changed_ = true;
10263         }
10264     }
10265
10266     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10267
10268 #define MobileSubstrate_(name) \
10269     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10270         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10271         if (handle == NULL) \
10272             NSLog(@"%s", dlerror()); \
10273     }
10274
10275     MobileSubstrate_(Activator)
10276     MobileSubstrate_(libstatusbar)
10277     MobileSubstrate_(SimulatedKeyEvents)
10278     MobileSubstrate_(WinterBoard)
10279
10280     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10281         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10282
10283     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10284
10285     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10286         unlink("/tmp/.cydia.fw");
10287         goto firmware;
10288     } else if (access("/User", F_OK) != 0 || version < 4) {
10289       firmware:
10290         _trace();
10291         system("/usr/libexec/cydia/firmware.sh");
10292         _trace();
10293     }
10294
10295     _assert([[NSFileManager defaultManager]
10296         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10297         withIntermediateDirectories:YES
10298         attributes:nil
10299         error:NULL
10300     ]);
10301
10302     if (access("/tmp/cydia.chk", F_OK) == 0) {
10303         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10304             _assert(errno == ENOENT);
10305         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10306             _assert(errno == ENOENT);
10307     }
10308
10309     /* APT Initialization {{{ */
10310     _assert(pkgInitConfig(*_config));
10311     _assert(pkgInitSystem(*_config, _system));
10312
10313     if (lang != NULL)
10314         _config->Set("APT::Acquire::Translation", lang);
10315
10316     // XXX: this timeout might be important :(
10317     //_config->Set("Acquire::http::Timeout", 15);
10318
10319     _config->Set("Acquire::http::MaxParallel", 3);
10320     /* }}} */
10321     /* Color Choices {{{ */
10322     space_ = CGColorSpaceCreateDeviceRGB();
10323
10324     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10325     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10326     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10327     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10328     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10329     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10330     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10331     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10332     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10333
10334     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10335     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10336     /* }}}*/
10337     /* UIKit Configuration {{{ */
10338     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10339     if ($GSFontSetUseLegacyFontMetrics != NULL)
10340         $GSFontSetUseLegacyFontMetrics(YES);
10341
10342     // XXX: I have a feeling this was important
10343     //UIKeyboardDisableAutomaticAppearance();
10344     /* }}} */
10345
10346     Colon_ = UCLocalize("COLON_DELIMITED");
10347     Elision_ = UCLocalize("ELISION");
10348     Error_ = UCLocalize("ERROR");
10349     Warning_ = UCLocalize("WARNING");
10350
10351     _trace();
10352     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10353
10354     CGColorSpaceRelease(space_);
10355     CFRelease(Locale_);
10356
10357     return value;
10358 }